/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.6 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product36.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 17:07:03,838 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 17:07:03,841 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 17:07:03,887 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 17:07:03,888 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 17:07:03,889 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 17:07:03,891 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 17:07:03,893 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 17:07:03,896 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 17:07:03,897 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 17:07:03,898 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 17:07:03,900 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 17:07:03,900 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 17:07:03,902 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 17:07:03,903 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 17:07:03,904 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 17:07:03,906 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 17:07:03,907 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 17:07:03,909 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 17:07:03,912 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 17:07:03,914 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 17:07:03,916 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 17:07:03,917 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 17:07:03,919 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 17:07:03,922 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 17:07:03,923 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 17:07:03,923 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 17:07:03,924 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 17:07:03,925 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 17:07:03,926 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 17:07:03,927 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 17:07:03,928 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 17:07:03,928 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 17:07:03,930 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 17:07:03,931 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 17:07:03,932 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 17:07:03,933 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 17:07:03,933 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 17:07:03,933 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 17:07:03,935 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 17:07:03,935 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 17:07:03,937 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-28 17:07:03,964 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 17:07:03,965 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 17:07:03,967 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 17:07:03,967 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 17:07:03,967 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 17:07:03,968 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 17:07:03,968 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-28 17:07:03,968 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 17:07:03,968 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-28 17:07:03,969 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 17:07:03,969 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 17:07:03,969 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 17:07:03,969 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 17:07:03,970 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-28 17:07:03,970 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 17:07:03,970 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 17:07:03,971 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 17:07:03,971 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 17:07:03,971 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 17:07:03,972 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 17:07:03,972 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 17:07:03,972 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 17:07:03,972 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 17:07:03,973 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 17:07:03,973 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 17:07:03,973 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 17:07:03,973 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 17:07:03,974 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 17:07:03,974 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 17:07:03,974 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true;unknown-allowed=true; [2020-10-28 17:07:04,350 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 17:07:04,385 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 17:07:04,389 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 17:07:04,390 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 17:07:04,391 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 17:07:04,397 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product36.cil.c [2020-10-28 17:07:04,491 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/76d679088/cb42af5eae504b8a8c8a4d1b3348a608/FLAGb4468e345 [2020-10-28 17:07:05,155 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 17:07:05,155 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product36.cil.c [2020-10-28 17:07:05,169 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/76d679088/cb42af5eae504b8a8c8a4d1b3348a608/FLAGb4468e345 [2020-10-28 17:07:05,476 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/76d679088/cb42af5eae504b8a8c8a4d1b3348a608 [2020-10-28 17:07:05,479 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 17:07:05,487 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 17:07:05,491 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 17:07:05,491 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 17:07:05,495 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 17:07:05,496 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 05:07:05" (1/1) ... [2020-10-28 17:07:05,501 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f66cf56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:07:05, skipping insertion in model container [2020-10-28 17:07:05,501 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 05:07:05" (1/1) ... [2020-10-28 17:07:05,511 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 17:07:05,588 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 17:07:05,942 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 17:07:05,956 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 17:07:06,037 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 17:07:06,085 INFO L208 MainTranslator]: Completed translation [2020-10-28 17:07:06,086 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:07:06 WrapperNode [2020-10-28 17:07:06,086 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 17:07:06,087 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 17:07:06,087 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 17:07:06,087 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 17:07:06,099 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:07:06" (1/1) ... [2020-10-28 17:07:06,099 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:07:06" (1/1) ... [2020-10-28 17:07:06,121 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:07:06" (1/1) ... [2020-10-28 17:07:06,121 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:07:06" (1/1) ... [2020-10-28 17:07:06,152 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:07:06" (1/1) ... [2020-10-28 17:07:06,166 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:07:06" (1/1) ... [2020-10-28 17:07:06,180 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:07:06" (1/1) ... [2020-10-28 17:07:06,194 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 17:07:06,195 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 17:07:06,195 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 17:07:06,195 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 17:07:06,199 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:07:06" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 17:07:06,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 17:07:06,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 17:07:06,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-28 17:07:06,279 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 17:07:06,279 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-28 17:07:06,280 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-28 17:07:06,281 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-28 17:07:06,281 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-28 17:07:06,281 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-28 17:07:06,281 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-28 17:07:06,283 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-28 17:07:06,284 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-28 17:07:06,284 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-28 17:07:06,284 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-28 17:07:06,284 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-28 17:07:06,285 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-28 17:07:06,286 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-28 17:07:06,286 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-28 17:07:06,286 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-28 17:07:06,286 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-28 17:07:06,287 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-28 17:07:06,287 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-28 17:07:06,287 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-28 17:07:06,287 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-28 17:07:06,288 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-28 17:07:06,288 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-28 17:07:06,292 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-28 17:07:06,292 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-28 17:07:06,293 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-28 17:07:06,293 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-28 17:07:06,293 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-28 17:07:06,293 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 17:07:06,294 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-10-28 17:07:06,294 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-10-28 17:07:06,294 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-10-28 17:07:06,294 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-28 17:07:06,295 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-28 17:07:06,295 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-28 17:07:06,295 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-28 17:07:06,295 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-28 17:07:06,295 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-28 17:07:06,295 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-28 17:07:06,296 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 17:07:06,296 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 17:07:06,296 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 17:07:06,296 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 17:07:06,296 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 17:07:06,297 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-28 17:07:06,297 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-28 17:07:06,297 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-28 17:07:06,297 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-28 17:07:06,297 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-28 17:07:06,298 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-28 17:07:06,298 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-28 17:07:06,298 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-28 17:07:06,299 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-28 17:07:06,299 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-28 17:07:06,299 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-28 17:07:06,299 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-28 17:07:06,299 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-28 17:07:06,300 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-28 17:07:06,300 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-28 17:07:06,300 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-28 17:07:06,302 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-28 17:07:06,302 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-10-28 17:07:06,302 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-10-28 17:07:06,303 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-28 17:07:06,303 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-28 17:07:06,303 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-28 17:07:06,304 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-28 17:07:06,304 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 17:07:06,305 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 17:07:06,310 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-28 17:07:06,311 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-28 17:07:06,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 17:07:06,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 17:07:06,312 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 17:07:06,312 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-28 17:07:06,312 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 17:07:06,312 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-28 17:07:06,313 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-28 17:07:06,313 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 17:07:06,314 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-28 17:07:06,314 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-28 17:07:06,314 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-28 17:07:06,314 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-28 17:07:06,314 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-28 17:07:06,315 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-28 17:07:06,315 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-28 17:07:06,315 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-28 17:07:06,315 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-28 17:07:06,315 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-10-28 17:07:06,315 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-28 17:07:06,315 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 17:07:06,316 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-28 17:07:06,316 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 17:07:06,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 17:07:06,316 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 17:07:07,661 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 17:07:07,662 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-28 17:07:07,664 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 05:07:07 BoogieIcfgContainer [2020-10-28 17:07:07,664 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 17:07:07,666 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 17:07:07,666 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 17:07:07,670 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 17:07:07,670 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 05:07:05" (1/3) ... [2020-10-28 17:07:07,671 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13b644d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 05:07:07, skipping insertion in model container [2020-10-28 17:07:07,671 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:07:06" (2/3) ... [2020-10-28 17:07:07,671 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13b644d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 05:07:07, skipping insertion in model container [2020-10-28 17:07:07,672 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 05:07:07" (3/3) ... [2020-10-28 17:07:07,673 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product36.cil.c [2020-10-28 17:07:07,686 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 17:07:07,692 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-28 17:07:07,705 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-28 17:07:07,737 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 17:07:07,737 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 17:07:07,737 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 17:07:07,738 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 17:07:07,738 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 17:07:07,738 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 17:07:07,738 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 17:07:07,738 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 17:07:07,762 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states. [2020-10-28 17:07:07,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-10-28 17:07:07,772 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:07:07,773 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:07:07,774 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:07:07,780 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:07:07,781 INFO L82 PathProgramCache]: Analyzing trace with hash 1990397746, now seen corresponding path program 1 times [2020-10-28 17:07:07,791 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:07:07,791 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1365875053] [2020-10-28 17:07:07,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:07:08,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:08,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:08,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:09,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:09,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:10,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:13,115 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:13,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-10-28 17:07:13,116 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 17:07:13,116 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5012 [2020-10-28 17:07:13,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:13,128 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:13,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:13,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-10-28 17:07:13,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:13,129 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 12 [2020-10-28 17:07:13,536 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:07:13,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:07:13,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:13,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:13,593 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:13,594 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:13,594 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:13,594 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-28 17:07:13,594 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:13,594 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:13,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:13,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:13,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:13,595 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:13,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:07:13,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:13,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:13,616 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:13,617 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:07:13,617 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:13,617 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:13,617 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:13,617 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:13,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:13,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:13,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:13,618 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:13,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:07:13,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:13,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:13,622 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:13,622 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:07:13,625 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:13,625 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:13,625 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:13,626 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:13,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:13,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:13,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:13,626 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:13,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:07:13,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:13,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:13,635 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:13,635 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:13,635 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:13,636 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:07:13,636 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:13,636 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:13,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:13,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:13,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:13,637 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:07:13,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:07:13,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:13,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:13,651 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:13,652 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:07:13,652 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:13,652 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:13,652 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:13,652 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:13,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:13,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:13,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:13,654 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:07:13,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:07:13,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:13,672 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:13,678 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:13,678 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:13,678 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:13,679 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 17:07:13,679 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:13,679 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:13,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:13,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:13,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:13,680 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:13,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 17:07:13,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:13,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:13,689 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:13,690 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:07:13,690 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:13,690 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 17:07:13,690 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:13,691 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:13,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:13,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 17:07:13,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:13,691 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:07:13,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:07:13,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:13,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:13,697 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:13,697 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:13,697 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:13,698 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:13,698 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:13,698 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:13,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:13,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:13,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:13,699 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:13,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-28 17:07:13,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:13,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:13,706 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:13,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:13,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:13,707 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:13,710 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:13,711 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:13,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:13,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:07:13,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:13,711 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:07:13,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-28 17:07:13,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:13,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:13,718 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:13,719 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:13,721 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:13,722 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:13,722 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:13,722 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:13,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:13,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:07:13,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:13,723 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:13,741 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-28 17:07:13,741 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1365875053] [2020-10-28 17:07:13,743 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:07:13,744 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-28 17:07:13,744 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1824264045] [2020-10-28 17:07:13,750 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-28 17:07:13,751 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:07:13,764 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-28 17:07:13,765 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-28 17:07:13,767 INFO L87 Difference]: Start difference. First operand 175 states. Second operand 4 states. [2020-10-28 17:07:14,921 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:07:14,922 INFO L93 Difference]: Finished difference Result 291 states and 375 transitions. [2020-10-28 17:07:14,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-28 17:07:14,924 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 60 [2020-10-28 17:07:14,924 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:07:14,937 INFO L225 Difference]: With dead ends: 291 [2020-10-28 17:07:14,938 INFO L226 Difference]: Without dead ends: 160 [2020-10-28 17:07:14,942 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 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 17:07:14,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160 states. [2020-10-28 17:07:15,033 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 129. [2020-10-28 17:07:15,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 129 states. [2020-10-28 17:07:15,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 150 transitions. [2020-10-28 17:07:15,038 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 150 transitions. Word has length 60 [2020-10-28 17:07:15,038 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:07:15,038 INFO L481 AbstractCegarLoop]: Abstraction has 129 states and 150 transitions. [2020-10-28 17:07:15,039 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-28 17:07:15,039 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 150 transitions. [2020-10-28 17:07:15,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-10-28 17:07:15,042 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:07:15,043 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:07:15,043 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 17:07:15,043 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:07:15,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:07:15,044 INFO L82 PathProgramCache]: Analyzing trace with hash -1137196220, now seen corresponding path program 1 times [2020-10-28 17:07:15,044 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:07:15,044 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2064433060] [2020-10-28 17:07:15,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:07:15,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:15,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:15,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:15,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:16,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:16,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:20,080 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:20,080 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 99 [2020-10-28 17:07:20,081 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 17:07:20,081 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-28 17:07:20,081 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:20,081 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:20,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:07:20,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 47 [2020-10-28 17:07:20,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 17:07:20,082 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:20,489 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:07:20,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:07:20,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:20,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:20,529 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:20,529 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:20,529 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:20,530 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-28 17:07:20,530 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:20,530 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:20,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:20,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:20,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:20,531 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:20,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:07:20,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:20,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:20,547 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:20,547 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:07:20,547 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:20,547 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:20,548 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:20,548 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:20,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:20,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:20,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:20,549 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:20,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:07:20,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:20,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:20,555 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:20,555 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:07:20,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:20,556 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:20,556 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:20,556 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:20,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:20,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:20,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:20,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:20,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:07:20,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:20,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:20,560 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:20,560 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:20,560 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:20,561 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:20,561 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:20,561 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:20,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:20,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:20,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:20,561 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:20,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:07:20,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:20,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:20,567 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:20,567 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:07:20,568 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:20,568 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:07:20,568 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:20,568 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:20,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:20,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:20,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:20,569 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:20,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:07:20,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:20,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:20,582 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:20,582 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:20,583 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:20,583 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:20,583 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:20,583 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:20,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:20,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:20,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:20,584 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:20,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-28 17:07:20,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:20,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:20,590 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:20,590 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:07:20,590 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:20,590 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:07:20,591 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:20,591 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:20,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:20,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 17:07:20,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:20,591 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:20,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:07:20,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:20,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:20,595 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:20,595 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:20,596 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:20,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:20,596 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:20,596 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:20,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:20,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:20,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:20,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:20,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-28 17:07:20,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:20,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:20,601 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:20,601 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:20,601 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:20,601 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:20,601 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:20,601 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:20,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:20,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:07:20,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:20,602 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:20,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-28 17:07:20,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:20,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:20,606 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:20,606 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:20,607 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:20,607 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:20,607 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:20,607 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:20,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:20,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:07:20,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:20,608 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:20,622 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-28 17:07:20,622 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2064433060] [2020-10-28 17:07:20,623 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:07:20,623 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-28 17:07:20,623 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [399006327] [2020-10-28 17:07:20,626 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-28 17:07:20,627 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:07:20,627 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-28 17:07:20,627 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-28 17:07:20,628 INFO L87 Difference]: Start difference. First operand 129 states and 150 transitions. Second operand 5 states. [2020-10-28 17:07:21,272 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:07:22,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:07:22,460 INFO L93 Difference]: Finished difference Result 220 states and 269 transitions. [2020-10-28 17:07:22,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-28 17:07:22,461 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 61 [2020-10-28 17:07:22,461 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:07:22,464 INFO L225 Difference]: With dead ends: 220 [2020-10-28 17:07:22,465 INFO L226 Difference]: Without dead ends: 150 [2020-10-28 17:07:22,466 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-28 17:07:22,467 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 150 states. [2020-10-28 17:07:22,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 150 to 120. [2020-10-28 17:07:22,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 120 states. [2020-10-28 17:07:22,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 138 transitions. [2020-10-28 17:07:22,514 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 138 transitions. Word has length 61 [2020-10-28 17:07:22,514 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:07:22,514 INFO L481 AbstractCegarLoop]: Abstraction has 120 states and 138 transitions. [2020-10-28 17:07:22,514 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-28 17:07:22,514 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 138 transitions. [2020-10-28 17:07:22,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-10-28 17:07:22,517 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:07:22,517 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:07:22,518 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 17:07:22,518 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:07:22,518 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:07:22,518 INFO L82 PathProgramCache]: Analyzing trace with hash -531102090, now seen corresponding path program 1 times [2020-10-28 17:07:22,519 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:07:22,519 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1541066008] [2020-10-28 17:07:22,519 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:07:22,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:22,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:23,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:23,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:23,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:26,530 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:26,532 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 102 [2020-10-28 17:07:26,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 17:07:26,533 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3981 [2020-10-28 17:07:26,533 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:26,533 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:26,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 17:07:26,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:07:26,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 69 [2020-10-28 17:07:26,534 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:07:27,061 WARN L193 SmtUtils]: Spent 402.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:07:27,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:07:27,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:27,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:27,155 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:27,155 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:27,155 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:27,155 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 75 [2020-10-28 17:07:27,155 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:27,156 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:27,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:07:27,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:27,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 17:07:27,156 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:27,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:07:27,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:27,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:27,178 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:27,179 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:07:27,179 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:27,179 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:27,179 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:27,179 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:27,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:07:27,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:27,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:07:27,180 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:27,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:07:27,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:27,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:27,184 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:27,184 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:07:27,184 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:27,184 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:27,185 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:27,185 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:27,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:07:27,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:27,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:07:27,185 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:27,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:07:27,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:27,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:27,191 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:27,191 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:27,191 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:27,191 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:07:27,191 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:27,191 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:27,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:07:27,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:27,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:07:27,192 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:27,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:07:27,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:27,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:27,196 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:27,197 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:07:27,197 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:27,197 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:27,197 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:27,197 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:27,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:07:27,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:27,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:07:27,198 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:27,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:07:27,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:27,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:27,212 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:27,212 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:27,213 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:27,213 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:07:27,213 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:27,213 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:27,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:07:27,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:27,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:07:27,214 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:27,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-28 17:07:27,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:27,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:27,221 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:27,221 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:07:27,221 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:27,221 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:07:27,221 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:27,221 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:27,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:07:27,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:27,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 17:07:27,222 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:27,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:07:27,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:27,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:27,226 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:27,226 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:27,226 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:27,227 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:27,227 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:27,227 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:27,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:27,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:27,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:27,228 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:27,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-28 17:07:27,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:27,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:27,231 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:27,231 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:27,231 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:27,231 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:27,231 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:27,232 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:27,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:27,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:07:27,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:27,232 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:27,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-28 17:07:27,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:27,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:27,235 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:27,236 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:27,236 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:27,236 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:27,236 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:27,236 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:27,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:27,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:07:27,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:27,237 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:27,250 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-28 17:07:27,250 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1541066008] [2020-10-28 17:07:27,250 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:07:27,251 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-28 17:07:27,251 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1821182779] [2020-10-28 17:07:27,251 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-28 17:07:27,252 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:07:27,252 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-28 17:07:27,252 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-28 17:07:27,252 INFO L87 Difference]: Start difference. First operand 120 states and 138 transitions. Second operand 5 states. [2020-10-28 17:07:27,662 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:07:29,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:07:29,046 INFO L93 Difference]: Finished difference Result 340 states and 416 transitions. [2020-10-28 17:07:29,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-28 17:07:29,047 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 66 [2020-10-28 17:07:29,047 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:07:29,051 INFO L225 Difference]: With dead ends: 340 [2020-10-28 17:07:29,051 INFO L226 Difference]: Without dead ends: 248 [2020-10-28 17:07:29,053 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 21 SyntacticMatches, 2 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-28 17:07:29,054 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 248 states. [2020-10-28 17:07:29,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 248 to 195. [2020-10-28 17:07:29,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 195 states. [2020-10-28 17:07:29,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 195 states and 230 transitions. [2020-10-28 17:07:29,122 INFO L78 Accepts]: Start accepts. Automaton has 195 states and 230 transitions. Word has length 66 [2020-10-28 17:07:29,123 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:07:29,123 INFO L481 AbstractCegarLoop]: Abstraction has 195 states and 230 transitions. [2020-10-28 17:07:29,123 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-28 17:07:29,123 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 230 transitions. [2020-10-28 17:07:29,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2020-10-28 17:07:29,126 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:07:29,126 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:07:29,126 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-28 17:07:29,126 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:07:29,127 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:07:29,127 INFO L82 PathProgramCache]: Analyzing trace with hash 1352040012, now seen corresponding path program 1 times [2020-10-28 17:07:29,127 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:07:29,128 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1404601126] [2020-10-28 17:07:29,128 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:07:29,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:29,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:29,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:29,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:30,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:31,580 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:31,581 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 109 [2020-10-28 17:07:31,581 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 17:07:31,581 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2422 [2020-10-28 17:07:31,581 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:31,581 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:31,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 17:07:31,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-28 17:07:31,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 41 [2020-10-28 17:07:31,582 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:32,006 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:07:32,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:07:32,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:32,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:32,051 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:32,051 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:32,051 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:32,052 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-28 17:07:32,052 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:32,052 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:32,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:32,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:32,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:32,053 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:32,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:07:32,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:32,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:32,070 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:32,070 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:07:32,070 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:32,070 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:07:32,070 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:32,071 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:32,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:32,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:32,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:32,071 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:32,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:07:32,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:32,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:32,074 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:32,074 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:07:32,074 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:32,075 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:07:32,075 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:32,075 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:32,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:32,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:32,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:32,076 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:32,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:07:32,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:32,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:32,079 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:32,079 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:32,079 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:32,079 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:32,080 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:32,080 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:32,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:32,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:32,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:32,081 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:32,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:07:32,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:32,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:32,084 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:32,084 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:07:32,084 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:32,085 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:32,085 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:32,085 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:32,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:32,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:32,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:32,086 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:32,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:07:32,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:32,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:32,101 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:32,101 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:32,101 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:32,101 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:32,101 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:32,102 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:32,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:32,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:32,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:32,102 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:32,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:07:32,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:32,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:32,125 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:32,125 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:07:32,125 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:32,125 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:07:32,125 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:32,126 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:32,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:07:32,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:32,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 17:07:32,126 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:32,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-28 17:07:32,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:32,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:32,137 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:32,138 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:07:32,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:32,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:07:32,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:32,138 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:32,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:07:32,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:32,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 17:07:32,139 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:32,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:07:32,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:32,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:32,143 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:32,144 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:32,144 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:32,144 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:32,144 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:32,144 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:32,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:32,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:32,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:32,145 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:32,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-28 17:07:32,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:32,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:32,150 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:32,151 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:32,151 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:32,151 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:07:32,151 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:32,151 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:32,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:07:32,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:32,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:07:32,152 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:32,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-28 17:07:32,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:32,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:32,160 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:32,161 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:32,161 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:32,161 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:07:32,161 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:32,161 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:32,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:07:32,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:32,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:07:32,162 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:32,192 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-28 17:07:32,192 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1404601126] [2020-10-28 17:07:32,192 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:07:32,193 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-28 17:07:32,193 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1513383770] [2020-10-28 17:07:32,193 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 17:07:32,194 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:07:32,194 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 17:07:32,194 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-28 17:07:32,195 INFO L87 Difference]: Start difference. First operand 195 states and 230 transitions. Second operand 9 states. [2020-10-28 17:07:32,783 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:07:33,848 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-28 17:07:34,995 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:07:35,486 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 17:07:36,354 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-28 17:07:36,766 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-28 17:07:37,199 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:07:37,200 INFO L93 Difference]: Finished difference Result 538 states and 694 transitions. [2020-10-28 17:07:37,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-28 17:07:37,200 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 71 [2020-10-28 17:07:37,201 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:07:37,205 INFO L225 Difference]: With dead ends: 538 [2020-10-28 17:07:37,206 INFO L226 Difference]: Without dead ends: 371 [2020-10-28 17:07:37,208 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=100, Invalid=242, Unknown=0, NotChecked=0, Total=342 [2020-10-28 17:07:37,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 371 states. [2020-10-28 17:07:37,300 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 371 to 311. [2020-10-28 17:07:37,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 311 states. [2020-10-28 17:07:37,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 311 states and 372 transitions. [2020-10-28 17:07:37,303 INFO L78 Accepts]: Start accepts. Automaton has 311 states and 372 transitions. Word has length 71 [2020-10-28 17:07:37,304 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:07:37,304 INFO L481 AbstractCegarLoop]: Abstraction has 311 states and 372 transitions. [2020-10-28 17:07:37,304 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 17:07:37,304 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 372 transitions. [2020-10-28 17:07:37,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2020-10-28 17:07:37,306 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:07:37,306 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:07:37,307 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-28 17:07:37,307 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:07:37,307 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:07:37,308 INFO L82 PathProgramCache]: Analyzing trace with hash -570512885, now seen corresponding path program 1 times [2020-10-28 17:07:37,308 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:07:37,308 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [828756734] [2020-10-28 17:07:37,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:07:37,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:37,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:37,645 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:37,645 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-28 17:07:37,646 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:37,646 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 305 [2020-10-28 17:07:37,646 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:37,646 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:37,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:07:37,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 91 [2020-10-28 17:07:37,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:07:37,647 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:37,992 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:07:37,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:07:38,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:38,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:38,031 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:38,032 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:38,032 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:38,032 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-28 17:07:38,032 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:38,032 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:38,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:38,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:38,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:38,033 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:38,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:07:38,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:38,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:38,047 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:38,047 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:07:38,047 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:38,047 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:07:38,047 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:38,047 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:38,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:38,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:38,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:38,048 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:38,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:07:38,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:38,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:38,050 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:38,050 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:07:38,050 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:38,051 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:07:38,051 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:38,051 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:38,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:38,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:38,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:38,051 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:38,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:07:38,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:38,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:38,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:38,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:38,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:38,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:38,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:38,056 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:38,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:38,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:38,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:38,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:38,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:07:38,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:38,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:38,061 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:38,062 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:07:38,062 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:38,062 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:38,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:38,062 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:38,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:38,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:38,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:38,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:38,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:07:38,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:38,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:38,073 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:38,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:38,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:38,074 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:38,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:38,074 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:38,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:38,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:38,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:38,075 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:38,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-28 17:07:38,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:38,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:38,083 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:38,084 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:07:38,084 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:38,084 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:07:38,084 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:38,085 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:38,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:38,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:38,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:38,085 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:38,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:07:38,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:38,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:38,089 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:38,089 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:38,089 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:38,089 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:07:38,089 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:38,090 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:38,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:38,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:38,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:38,090 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:38,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-28 17:07:38,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:38,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:38,117 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:38,117 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 17:07:38,117 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:38,117 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 17:07:38,117 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:38,118 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:38,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:07:38,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-28 17:07:38,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:07:38,118 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:38,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:07:38,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:38,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:38,167 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:38,167 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 17:07:38,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:38,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 17:07:38,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:38,168 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:38,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:07:38,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:38,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-28 17:07:38,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:38,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:07:38,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:38,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:38,201 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:38,201 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:07:38,201 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:38,202 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:38,202 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:38,202 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:38,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:38,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:38,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:38,203 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:38,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 17:07:38,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:38,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:38,206 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:38,206 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:38,207 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:38,207 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:38,207 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:38,207 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:38,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:38,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:07:38,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:38,208 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:38,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-28 17:07:38,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:38,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:38,212 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:38,212 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:38,212 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:38,212 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:38,212 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:38,213 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:38,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:38,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:07:38,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:38,213 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:38,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-28 17:07:38,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:38,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:38,216 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:38,217 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:38,217 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:38,217 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:38,217 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:38,217 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:38,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:38,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:07:38,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:38,218 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:38,257 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-28 17:07:38,258 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [828756734] [2020-10-28 17:07:38,258 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:07:38,258 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-28 17:07:38,258 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [589568541] [2020-10-28 17:07:38,259 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 17:07:38,259 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:07:38,259 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 17:07:38,260 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-28 17:07:38,260 INFO L87 Difference]: Start difference. First operand 311 states and 372 transitions. Second operand 9 states. [2020-10-28 17:07:39,767 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:07:40,197 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-28 17:07:40,666 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:07:41,097 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 17:07:42,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:07:42,003 INFO L93 Difference]: Finished difference Result 669 states and 847 transitions. [2020-10-28 17:07:42,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-28 17:07:42,005 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 89 [2020-10-28 17:07:42,005 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:07:42,008 INFO L225 Difference]: With dead ends: 669 [2020-10-28 17:07:42,009 INFO L226 Difference]: Without dead ends: 386 [2020-10-28 17:07:42,011 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2020-10-28 17:07:42,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 386 states. [2020-10-28 17:07:42,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 386 to 324. [2020-10-28 17:07:42,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 324 states. [2020-10-28 17:07:42,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 324 states and 385 transitions. [2020-10-28 17:07:42,109 INFO L78 Accepts]: Start accepts. Automaton has 324 states and 385 transitions. Word has length 89 [2020-10-28 17:07:42,111 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:07:42,112 INFO L481 AbstractCegarLoop]: Abstraction has 324 states and 385 transitions. [2020-10-28 17:07:42,112 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 17:07:42,112 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 385 transitions. [2020-10-28 17:07:42,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2020-10-28 17:07:42,117 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:07:42,118 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:07:42,118 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-28 17:07:42,118 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:07:42,119 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:07:42,119 INFO L82 PathProgramCache]: Analyzing trace with hash -547880631, now seen corresponding path program 1 times [2020-10-28 17:07:42,119 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:07:42,119 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1377356861] [2020-10-28 17:07:42,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:07:42,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:42,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:42,445 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:42,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-28 17:07:42,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:42,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 296 [2020-10-28 17:07:42,446 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:42,446 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:42,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:07:42,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 87 [2020-10-28 17:07:42,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:07:42,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:42,864 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:07:42,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:07:42,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:42,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:42,910 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:42,910 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:42,910 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:42,910 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-28 17:07:42,910 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:42,910 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:42,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:42,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:42,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:42,911 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:42,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:07:42,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:42,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:42,929 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:42,930 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:07:42,930 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:42,930 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:42,930 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:42,930 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:42,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:42,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:42,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:42,931 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:42,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:07:42,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:42,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:42,935 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:42,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:07:42,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:42,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:42,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:42,936 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:42,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:42,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:42,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:42,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:42,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:07:42,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:42,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:42,942 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:42,942 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:42,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:42,943 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:42,943 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:42,943 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:42,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:42,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:42,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:42,944 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:42,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:07:42,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:42,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:42,947 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:42,947 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:07:42,947 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:42,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:07:42,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:42,947 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:42,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:42,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:42,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:42,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:42,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:07:42,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:42,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:42,958 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:42,958 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:42,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:42,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:42,959 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:42,959 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:42,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:42,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:42,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:42,959 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:42,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-28 17:07:42,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:42,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:42,966 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:42,966 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:07:42,966 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:42,966 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:07:42,966 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:42,966 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:42,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:42,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:42,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:42,967 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:42,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:07:42,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:42,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:42,970 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:42,970 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:42,970 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:42,971 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:42,971 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:42,971 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:42,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:42,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:42,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:42,972 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:42,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-28 17:07:42,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:42,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:43,001 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:43,002 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 17:07:43,002 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:43,002 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-28 17:07:43,002 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:43,002 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:43,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:07:43,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-28 17:07:43,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:07:43,003 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:43,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:07:43,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:43,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:43,023 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:43,023 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 17:07:43,024 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:43,024 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-28 17:07:43,024 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:43,024 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:43,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:07:43,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 17:07:43,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:07:43,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:43,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:07:43,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:43,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:43,052 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:43,053 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:07:43,053 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:43,053 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 17:07:43,054 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:43,054 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:43,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 17:07:43,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:43,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:07:43,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:07:43,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 17:07:43,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:43,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:43,072 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:43,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:43,072 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:43,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:43,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:43,072 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:43,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:43,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:07:43,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:43,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:43,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-28 17:07:43,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:43,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:43,077 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:43,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:43,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:43,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:43,078 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:43,078 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:43,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:43,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:07:43,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:43,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:43,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-28 17:07:43,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:43,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:43,082 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:43,082 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:43,083 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:43,083 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:43,083 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:43,083 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:43,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:43,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:07:43,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:43,084 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:43,099 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-28 17:07:43,099 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1377356861] [2020-10-28 17:07:43,100 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:07:43,100 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-28 17:07:43,101 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [13695971] [2020-10-28 17:07:43,101 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 17:07:43,101 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:07:43,102 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 17:07:43,102 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2020-10-28 17:07:43,102 INFO L87 Difference]: Start difference. First operand 324 states and 385 transitions. Second operand 8 states. [2020-10-28 17:07:44,429 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:07:44,904 WARN L193 SmtUtils]: Spent 413.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:07:45,401 WARN L193 SmtUtils]: Spent 432.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:07:46,351 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:07:46,351 INFO L93 Difference]: Finished difference Result 696 states and 889 transitions. [2020-10-28 17:07:46,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-28 17:07:46,355 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 89 [2020-10-28 17:07:46,356 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:07:46,362 INFO L225 Difference]: With dead ends: 696 [2020-10-28 17:07:46,362 INFO L226 Difference]: Without dead ends: 400 [2020-10-28 17:07:46,365 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2020-10-28 17:07:46,366 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 400 states. [2020-10-28 17:07:46,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 400 to 332. [2020-10-28 17:07:46,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 332 states. [2020-10-28 17:07:46,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 332 states and 393 transitions. [2020-10-28 17:07:46,496 INFO L78 Accepts]: Start accepts. Automaton has 332 states and 393 transitions. Word has length 89 [2020-10-28 17:07:46,497 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:07:46,497 INFO L481 AbstractCegarLoop]: Abstraction has 332 states and 393 transitions. [2020-10-28 17:07:46,497 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-28 17:07:46,497 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 393 transitions. [2020-10-28 17:07:46,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2020-10-28 17:07:46,500 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:07:46,501 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:07:46,504 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-28 17:07:46,504 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:07:46,505 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:07:46,505 INFO L82 PathProgramCache]: Analyzing trace with hash 477611368, now seen corresponding path program 1 times [2020-10-28 17:07:46,505 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:07:46,505 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1554216131] [2020-10-28 17:07:46,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:07:46,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:46,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:47,112 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:47,113 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-28 17:07:47,113 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:47,113 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 579 [2020-10-28 17:07:47,113 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:47,113 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:47,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-28 17:07:47,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:07:47,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 83 [2020-10-28 17:07:47,114 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:47,484 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:07:47,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:07:47,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:47,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:47,574 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:47,574 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:47,574 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:47,574 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 71 [2020-10-28 17:07:47,574 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:47,575 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:47,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:07:47,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:47,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 17:07:47,575 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:47,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:07:47,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:47,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:47,594 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:47,594 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:07:47,594 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:47,594 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:47,595 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:47,595 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:47,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:07:47,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:47,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:07:47,595 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:47,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:07:47,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:47,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:47,599 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:47,599 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:07:47,599 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:47,600 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:47,600 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:47,600 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:47,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:07:47,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:47,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:07:47,600 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:47,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:07:47,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:47,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:47,605 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:47,605 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:47,605 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:47,606 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:07:47,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:47,606 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:47,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:07:47,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:47,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:07:47,606 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:47,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:07:47,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:47,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:47,610 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:47,610 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:07:47,610 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:47,610 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:47,610 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:47,611 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:47,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:07:47,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:47,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:07:47,611 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:47,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:07:47,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:47,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:47,628 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:47,628 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:47,628 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:47,628 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:47,629 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:47,629 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:47,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:07:47,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:47,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:07:47,629 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:47,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-28 17:07:47,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:47,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:47,636 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:47,636 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:07:47,636 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:47,636 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:07:47,636 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:47,636 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:47,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:07:47,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:47,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 17:07:47,637 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:47,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:07:47,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:47,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:47,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:47,641 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:47,641 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:47,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:07:47,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:47,641 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:47,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:47,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:47,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:47,642 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:47,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-28 17:07:47,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:47,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:47,664 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:47,664 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 17:07:47,664 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:47,664 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 17:07:47,664 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:47,665 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:47,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:07:47,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-28 17:07:47,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-28 17:07:47,665 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:47,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:07:47,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:47,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:47,688 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:47,688 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 17:07:47,688 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:47,688 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:07:47,688 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:47,688 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:47,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:07:47,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:47,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:07:47,689 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:47,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:07:47,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:47,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:47,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:47,707 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:07:47,707 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:47,707 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:47,707 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:47,707 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:47,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:07:47,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:47,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 17:07:47,708 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:47,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 17:07:47,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:47,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:47,721 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:47,721 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:47,721 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:47,722 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:47,722 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:47,722 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:47,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:07:47,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:47,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:07:47,723 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:47,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-28 17:07:47,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:47,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:47,726 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:47,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:47,727 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:47,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:47,727 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:47,727 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:47,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:47,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:07:47,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:47,728 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:47,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-28 17:07:47,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:47,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:47,731 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:47,731 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:47,731 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:47,731 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:07:47,731 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:47,731 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:47,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:47,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:07:47,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:47,732 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:47,748 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-28 17:07:47,749 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1554216131] [2020-10-28 17:07:47,749 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:07:47,749 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-28 17:07:47,749 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1251783172] [2020-10-28 17:07:47,750 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-28 17:07:47,750 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:07:47,751 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-28 17:07:47,751 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-10-28 17:07:47,751 INFO L87 Difference]: Start difference. First operand 332 states and 393 transitions. Second operand 7 states. [2020-10-28 17:07:48,232 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:07:49,055 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:07:51,609 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:07:51,610 INFO L93 Difference]: Finished difference Result 1068 states and 1375 transitions. [2020-10-28 17:07:51,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-28 17:07:51,611 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 89 [2020-10-28 17:07:51,611 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:07:51,618 INFO L225 Difference]: With dead ends: 1068 [2020-10-28 17:07:51,618 INFO L226 Difference]: Without dead ends: 764 [2020-10-28 17:07:51,620 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 35 SyntacticMatches, 2 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=64, Invalid=146, Unknown=0, NotChecked=0, Total=210 [2020-10-28 17:07:51,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 764 states. [2020-10-28 17:07:51,808 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 764 to 703. [2020-10-28 17:07:51,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 703 states. [2020-10-28 17:07:51,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 703 states to 703 states and 846 transitions. [2020-10-28 17:07:51,814 INFO L78 Accepts]: Start accepts. Automaton has 703 states and 846 transitions. Word has length 89 [2020-10-28 17:07:51,815 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:07:51,815 INFO L481 AbstractCegarLoop]: Abstraction has 703 states and 846 transitions. [2020-10-28 17:07:51,815 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-28 17:07:51,815 INFO L276 IsEmpty]: Start isEmpty. Operand 703 states and 846 transitions. [2020-10-28 17:07:51,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2020-10-28 17:07:51,817 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:07:51,817 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:07:51,817 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-28 17:07:51,818 INFO L429 AbstractCegarLoop]: === Iteration 8 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:07:51,818 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:07:51,818 INFO L82 PathProgramCache]: Analyzing trace with hash -700487026, now seen corresponding path program 1 times [2020-10-28 17:07:51,818 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:07:51,819 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [413603040] [2020-10-28 17:07:51,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:07:51,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:51,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:52,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:53,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:53,486 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 139 [2020-10-28 17:07:53,487 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:07:53,487 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1629 [2020-10-28 17:07:53,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:53,487 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:53,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 17:07:53,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 55 [2020-10-28 17:07:53,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 68 [2020-10-28 17:07:53,487 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:53,900 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:07:53,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:07:53,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:53,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:53,932 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:53,932 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:53,932 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:53,932 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-28 17:07:53,932 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:53,933 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:53,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:53,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:53,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:53,933 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:53,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:07:53,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:53,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:53,961 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:53,962 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:07:53,962 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:53,962 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:07:53,962 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:53,962 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:53,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:53,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:53,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:53,963 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:53,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:07:53,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:53,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:53,968 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:53,968 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:07:53,968 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:53,968 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:07:53,969 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:53,969 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:53,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:53,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:53,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:53,969 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:53,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:07:53,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:53,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:53,975 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:53,975 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:53,976 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:53,976 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:07:53,976 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:53,976 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:53,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:53,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:53,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:53,976 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:53,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:07:53,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:53,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:53,979 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:53,979 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:07:53,979 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:53,979 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:07:53,979 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:53,980 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:53,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:53,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:53,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:53,980 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:53,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:07:53,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:53,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:54,000 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:54,000 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:54,000 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:54,000 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:07:54,001 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:54,001 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:54,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:54,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:54,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:54,001 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:54,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 17:07:54,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:54,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:54,018 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:54,018 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:54,019 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:54,019 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:07:54,019 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:54,019 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:54,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:07:54,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:54,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 17:07:54,020 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:07:54,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-28 17:07:54,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:54,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:54,031 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:54,031 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:07:54,031 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:54,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:07:54,032 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:54,032 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:54,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:07:54,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:54,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 17:07:54,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:54,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:07:54,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:54,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:54,037 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:54,038 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:54,038 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:54,038 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:07:54,038 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:54,038 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:54,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:54,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:54,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:54,039 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:54,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-10-28 17:07:54,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:54,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:54,066 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:54,066 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 17:07:54,067 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:54,067 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 17:07:54,067 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:54,067 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:54,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 17:07:54,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:54,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-28 17:07:54,067 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:54,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:07:54,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:54,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:54,094 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:54,094 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 17:07:54,094 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:54,094 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:07:54,094 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:54,094 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:54,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:07:54,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:54,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:07:54,095 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:54,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:07:54,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:54,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:54,100 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:54,100 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:07:54,100 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:54,101 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:54,101 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:54,101 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:54,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:07:54,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:54,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 17:07:54,101 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:54,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 17:07:54,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:54,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:54,105 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:54,106 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:54,106 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:54,106 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:54,106 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:54,106 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:54,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:07:54,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:54,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:07:54,107 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:54,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-28 17:07:54,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:54,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:54,119 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:54,119 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:54,119 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:54,119 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:07:54,120 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:54,120 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:54,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:07:54,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:54,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:07:54,120 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:54,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-28 17:07:54,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:54,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:54,138 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:54,138 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:54,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:54,139 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:54,139 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:54,139 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:54,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:54,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:07:54,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:54,139 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:54,158 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-28 17:07:54,158 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [413603040] [2020-10-28 17:07:54,158 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:07:54,158 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-28 17:07:54,159 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [883233628] [2020-10-28 17:07:54,159 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-28 17:07:54,159 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:07:54,160 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-28 17:07:54,160 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2020-10-28 17:07:54,160 INFO L87 Difference]: Start difference. First operand 703 states and 846 transitions. Second operand 12 states. [2020-10-28 17:07:54,745 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:07:56,006 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 17:07:56,449 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:07:56,864 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-28 17:07:57,940 WARN L193 SmtUtils]: Spent 396.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-28 17:07:58,426 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-28 17:07:58,914 WARN L193 SmtUtils]: Spent 410.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-28 17:08:00,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:08:00,678 INFO L93 Difference]: Finished difference Result 1410 states and 1805 transitions. [2020-10-28 17:08:00,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-10-28 17:08:00,679 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 93 [2020-10-28 17:08:00,680 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:08:00,687 INFO L225 Difference]: With dead ends: 1410 [2020-10-28 17:08:00,687 INFO L226 Difference]: Without dead ends: 874 [2020-10-28 17:08:00,690 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 144 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=235, Invalid=577, Unknown=0, NotChecked=0, Total=812 [2020-10-28 17:08:00,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 874 states. [2020-10-28 17:08:00,877 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 874 to 770. [2020-10-28 17:08:00,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 770 states. [2020-10-28 17:08:00,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 770 states and 936 transitions. [2020-10-28 17:08:00,884 INFO L78 Accepts]: Start accepts. Automaton has 770 states and 936 transitions. Word has length 93 [2020-10-28 17:08:00,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:08:00,884 INFO L481 AbstractCegarLoop]: Abstraction has 770 states and 936 transitions. [2020-10-28 17:08:00,884 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-28 17:08:00,884 INFO L276 IsEmpty]: Start isEmpty. Operand 770 states and 936 transitions. [2020-10-28 17:08:00,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2020-10-28 17:08:00,888 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:08:00,888 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:08:00,888 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-28 17:08:00,888 INFO L429 AbstractCegarLoop]: === Iteration 9 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:08:00,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:08:00,889 INFO L82 PathProgramCache]: Analyzing trace with hash -1773639239, now seen corresponding path program 1 times [2020-10-28 17:08:00,889 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:08:00,889 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1722862701] [2020-10-28 17:08:00,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:08:00,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:00,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:01,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:01,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:01,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:01,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:05,106 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:05,107 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 194 [2020-10-28 17:08:05,107 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 17:08:05,107 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4185 [2020-10-28 17:08:05,107 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:05,107 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:05,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:08:05,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 86 [2020-10-28 17:08:05,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 80 [2020-10-28 17:08:05,108 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:05,574 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:08:05,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:08:05,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:05,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:05,603 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:05,604 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:05,604 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:05,604 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-28 17:08:05,604 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:05,604 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:05,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:05,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:05,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:05,605 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:05,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:08:05,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:05,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:05,618 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:05,618 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:08:05,618 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:05,619 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:08:05,619 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:05,619 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:05,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:05,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:05,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:05,619 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:05,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:08:05,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:05,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:05,621 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:05,621 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:08:05,622 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:05,622 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:08:05,622 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:05,622 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:05,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:05,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:05,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:05,623 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:05,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:08:05,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:05,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:05,625 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:05,625 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:05,625 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:05,625 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:08:05,626 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:05,626 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:05,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:05,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:05,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:05,626 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:05,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:08:05,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:05,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:05,629 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:05,629 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:08:05,629 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:05,629 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:08:05,630 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:05,630 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:05,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:05,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:05,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:05,630 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:05,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:08:05,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:05,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:05,641 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:05,641 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:05,641 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:05,642 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:05,642 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:05,642 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:05,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:05,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:05,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:05,642 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:05,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 17:08:05,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:05,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:05,656 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:05,656 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:05,656 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:05,657 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:05,657 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:05,657 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:05,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:05,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:05,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:05,657 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:05,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-28 17:08:05,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:05,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:05,676 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:05,676 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:08:05,676 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:05,676 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:05,676 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:05,676 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:05,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:05,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:05,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:05,677 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:05,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-28 17:08:05,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:05,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:05,716 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:05,717 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 66 [2020-10-28 17:08:05,717 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:05,717 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 17:08:05,717 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:05,717 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:05,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:08:05,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:05,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-28 17:08:05,718 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:05,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:08:05,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:05,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:05,725 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:05,725 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:08:05,725 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:05,725 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:05,725 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:05,726 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:05,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:05,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:05,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:05,726 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:05,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:08:05,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:05,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:05,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:05,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:05,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:05,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:08:05,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:05,730 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:05,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:05,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:05,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:05,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:05,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:08:05,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:05,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:05,752 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:05,752 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 17:08:05,752 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:05,753 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 17:08:05,753 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:05,753 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:05,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:08:05,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:05,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-28 17:08:05,753 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:05,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:08:05,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:05,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:05,759 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:05,759 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 17:08:05,759 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:05,759 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:08:05,759 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:05,759 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:05,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:05,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:05,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:05,760 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:05,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:08:05,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:05,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:05,763 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:05,763 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:08:05,764 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:05,764 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:05,764 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:05,764 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:05,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:05,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:05,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:05,765 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:05,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 17:08:05,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:05,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:05,768 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:05,768 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:05,768 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:05,768 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:08:05,768 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:05,769 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:05,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:05,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:05,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:05,769 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:05,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-28 17:08:05,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:05,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:05,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:05,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 17:08:05,776 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:05,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:08:05,777 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:05,777 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:05,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:08:05,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:05,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-28 17:08:05,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:05,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:08:05,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:05,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:05,780 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:05,780 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:05,781 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:05,781 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:08:05,781 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:05,781 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:05,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:05,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:05,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:05,782 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:05,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-28 17:08:05,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:05,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:05,789 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:05,789 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:08:05,789 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:05,789 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:08:05,789 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:05,790 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:05,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:08:05,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:05,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 17:08:05,790 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:05,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:08:05,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:05,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:05,793 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:05,793 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:05,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:05,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:08:05,794 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:05,794 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:05,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:05,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:05,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:05,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:05,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-28 17:08:05,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:05,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:05,798 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:05,798 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:05,798 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:05,799 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:05,799 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:05,799 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:05,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:08:05,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:05,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:08:05,799 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:05,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-28 17:08:05,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:05,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:05,803 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:05,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:05,803 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:05,803 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:08:05,803 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:05,803 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:05,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:05,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:08:05,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:05,804 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:05,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-10-28 17:08:05,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:05,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:05,807 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:05,807 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:05,807 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:05,807 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:05,807 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:05,808 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:05,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:05,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:08:05,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:05,808 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:05,838 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 17 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-28 17:08:05,838 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1722862701] [2020-10-28 17:08:05,838 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 17:08:05,838 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-28 17:08:05,839 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1873764723] [2020-10-28 17:08:05,839 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 17:08:05,839 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:08:05,840 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 17:08:05,840 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2020-10-28 17:08:05,840 INFO L87 Difference]: Start difference. First operand 770 states and 936 transitions. Second operand 9 states. [2020-10-28 17:08:06,315 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:08:09,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:08:09,097 INFO L93 Difference]: Finished difference Result 1784 states and 2253 transitions. [2020-10-28 17:08:09,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-10-28 17:08:09,098 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 134 [2020-10-28 17:08:09,099 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:08:09,107 INFO L225 Difference]: With dead ends: 1784 [2020-10-28 17:08:09,107 INFO L226 Difference]: Without dead ends: 1042 [2020-10-28 17:08:09,110 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 158 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=191, Invalid=459, Unknown=0, NotChecked=0, Total=650 [2020-10-28 17:08:09,114 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1042 states. [2020-10-28 17:08:09,318 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1042 to 905. [2020-10-28 17:08:09,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 905 states. [2020-10-28 17:08:09,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 905 states to 905 states and 1100 transitions. [2020-10-28 17:08:09,324 INFO L78 Accepts]: Start accepts. Automaton has 905 states and 1100 transitions. Word has length 134 [2020-10-28 17:08:09,325 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:08:09,325 INFO L481 AbstractCegarLoop]: Abstraction has 905 states and 1100 transitions. [2020-10-28 17:08:09,325 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 17:08:09,325 INFO L276 IsEmpty]: Start isEmpty. Operand 905 states and 1100 transitions. [2020-10-28 17:08:09,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2020-10-28 17:08:09,330 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:08:09,330 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:08:09,331 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-28 17:08:09,331 INFO L429 AbstractCegarLoop]: === Iteration 10 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:08:09,331 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:08:09,331 INFO L82 PathProgramCache]: Analyzing trace with hash 608264178, now seen corresponding path program 1 times [2020-10-28 17:08:09,331 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:08:09,332 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1908297746] [2020-10-28 17:08:09,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:08:09,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:09,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:09,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:09,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:10,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:11,293 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:11,293 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 199 [2020-10-28 17:08:11,293 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 17:08:11,294 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1929 [2020-10-28 17:08:11,294 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:11,294 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:11,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 17:08:11,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 106 [2020-10-28 17:08:11,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 86 [2020-10-28 17:08:11,295 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:11,666 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:08:11,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:08:11,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:11,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:11,716 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:11,716 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:11,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:11,716 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-28 17:08:11,716 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:11,717 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:11,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:11,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:11,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:11,717 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:11,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:08:11,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:11,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:11,730 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:11,730 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:08:11,730 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:11,730 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:08:11,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:11,730 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:11,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:11,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:11,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:11,731 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:11,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:08:11,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:11,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:11,734 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:11,735 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:08:11,735 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:11,735 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:08:11,735 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:11,735 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:11,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:11,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:11,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:11,735 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:11,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:08:11,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:11,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:11,740 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:11,740 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:11,740 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:11,740 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:11,740 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:11,740 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:11,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:11,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:11,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:11,741 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:11,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:08:11,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:11,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:11,743 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:11,743 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:08:11,743 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:11,743 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:08:11,744 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:11,744 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:11,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:11,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:11,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:11,744 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:11,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:08:11,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:11,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:11,756 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:11,756 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:11,756 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:11,756 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:08:11,756 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:11,757 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:11,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:11,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:11,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:11,757 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:11,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 17:08:11,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:11,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:11,770 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:11,770 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:11,771 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:11,771 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:08:11,771 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:11,771 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:11,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:11,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:11,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:11,772 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:11,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-28 17:08:11,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:11,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:11,812 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:11,813 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 66 [2020-10-28 17:08:11,813 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:11,813 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 17:08:11,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:11,813 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:11,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:08:11,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:11,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-28 17:08:11,814 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:11,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:08:11,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:11,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:11,824 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:11,824 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:08:11,824 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:11,824 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:11,824 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:11,825 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:11,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:11,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:11,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:11,825 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:11,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:08:11,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:11,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:11,828 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:11,828 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:11,829 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:11,829 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:08:11,829 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:11,829 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:11,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:11,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:11,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:11,830 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:11,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:08:11,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:11,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:11,853 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:11,854 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 17:08:11,854 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:11,854 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 17:08:11,854 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:11,854 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:11,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:08:11,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:11,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-28 17:08:11,855 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:11,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:08:11,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:11,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:11,863 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:11,863 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 17:08:11,863 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:11,864 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:11,864 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:11,864 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:11,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:11,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:11,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:11,864 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:11,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:08:11,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:11,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:11,867 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:11,868 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:08:11,868 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:11,868 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:11,868 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:11,868 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:11,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:11,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:11,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:11,869 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:11,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 17:08:11,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:11,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:11,872 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:11,872 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:11,872 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:11,872 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:11,872 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:11,872 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:11,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:08:11,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:11,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 17:08:11,873 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:11,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-28 17:08:11,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:11,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:11,882 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:11,882 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 17:08:11,882 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:11,883 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:08:11,883 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:11,883 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:11,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:08:11,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:11,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-28 17:08:11,883 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:11,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:08:11,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:11,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:11,886 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:11,887 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:11,887 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:11,887 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:08:11,887 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:11,887 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:11,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:11,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:11,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:11,888 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:11,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-28 17:08:11,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:11,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:11,898 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:11,898 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:08:11,898 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:11,898 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 17:08:11,899 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:11,899 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:11,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:08:11,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:11,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 17:08:11,899 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:11,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:08:11,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:11,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:11,970 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:11,970 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:11,970 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:11,970 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:08:11,970 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:11,970 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:11,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 17:08:11,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:11,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:08:11,972 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:08:11,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-28 17:08:11,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:11,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:11,993 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:11,998 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:11,998 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:11,998 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:08:11,998 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:11,999 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:11,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:08:11,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:11,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:08:11,999 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:12,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-28 17:08:12,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:12,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:12,006 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:12,006 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:08:12,006 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:12,006 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:08:12,006 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:12,006 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:12,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:08:12,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:12,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 17:08:12,007 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:12,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:08:12,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:12,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:12,009 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:12,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:08:12,010 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:12,010 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:08:12,010 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:12,010 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:12,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:12,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:12,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:12,011 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:12,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-28 17:08:12,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:12,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:12,014 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:12,014 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:12,014 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:12,014 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:12,014 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:12,014 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:12,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:08:12,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:12,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:08:12,015 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:12,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-28 17:08:12,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:12,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:12,019 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:12,019 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:12,019 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:12,019 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:12,019 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:12,020 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:12,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:08:12,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:12,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:08:12,020 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:12,047 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 22 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-10-28 17:08:12,048 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1908297746] [2020-10-28 17:08:12,048 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 17:08:12,048 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-28 17:08:12,048 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [126740109] [2020-10-28 17:08:12,049 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-28 17:08:12,049 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:08:12,049 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-28 17:08:12,049 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2020-10-28 17:08:12,050 INFO L87 Difference]: Start difference. First operand 905 states and 1100 transitions. Second operand 12 states. [2020-10-28 17:08:12,600 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-28 17:08:13,668 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:08:14,117 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-28 17:08:14,648 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 215 [2020-10-28 17:08:15,106 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 217 [2020-10-28 17:08:16,209 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:08:17,126 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 17:08:17,884 WARN L193 SmtUtils]: Spent 687.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 209 [2020-10-28 17:08:18,362 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:08:18,980 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-28 17:08:20,075 WARN L193 SmtUtils]: Spent 736.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 210 [2020-10-28 17:08:20,436 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:08:20,871 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 17:08:21,295 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-28 17:08:21,710 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:08:21,710 INFO L93 Difference]: Finished difference Result 1695 states and 2139 transitions. [2020-10-28 17:08:21,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2020-10-28 17:08:21,711 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 137 [2020-10-28 17:08:21,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:08:21,712 INFO L225 Difference]: With dead ends: 1695 [2020-10-28 17:08:21,712 INFO L226 Difference]: Without dead ends: 0 [2020-10-28 17:08:21,718 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 54 SyntacticMatches, 3 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 385 ImplicationChecksByTransitivity, 6.7s TimeCoverageRelationStatistics Valid=444, Invalid=1278, Unknown=0, NotChecked=0, Total=1722 [2020-10-28 17:08:21,718 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-28 17:08:21,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-28 17:08:21,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-28 17:08:21,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-28 17:08:21,719 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 137 [2020-10-28 17:08:21,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:08:21,719 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-28 17:08:21,719 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-28 17:08:21,719 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-28 17:08:21,719 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-28 17:08:21,720 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-28 17:08:21,722 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-28 17:08:23,610 WARN L193 SmtUtils]: Spent 590.00 ms on a formula simplification. DAG size of input: 294 DAG size of output: 263 [2020-10-28 17:08:24,640 WARN L193 SmtUtils]: Spent 808.00 ms on a formula simplification. DAG size of input: 312 DAG size of output: 284 [2020-10-28 17:08:25,317 WARN L193 SmtUtils]: Spent 670.00 ms on a formula simplification. DAG size of input: 293 DAG size of output: 270 [2020-10-28 17:08:28,375 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 287 DAG size of output: 268 [2020-10-28 17:08:29,534 WARN L193 SmtUtils]: Spent 496.00 ms on a formula simplification. DAG size of input: 340 DAG size of output: 317 [2020-10-28 17:08:30,338 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 294 DAG size of output: 266 [2020-10-28 17:08:31,672 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 1 [2020-10-28 17:08:32,726 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 189 DAG size of output: 23 [2020-10-28 17:08:33,197 WARN L193 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 42 [2020-10-28 17:08:33,539 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 1 [2020-10-28 17:08:33,888 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 27 [2020-10-28 17:08:34,472 WARN L193 SmtUtils]: Spent 578.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 32 [2020-10-28 17:08:34,841 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 1 [2020-10-28 17:08:35,866 WARN L193 SmtUtils]: Spent 905.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 32 [2020-10-28 17:08:36,519 WARN L193 SmtUtils]: Spent 648.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 33 [2020-10-28 17:08:37,284 WARN L193 SmtUtils]: Spent 760.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 23 [2020-10-28 17:08:37,640 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 1 [2020-10-28 17:08:38,984 WARN L193 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 191 DAG size of output: 27 [2020-10-28 17:08:39,347 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 27 [2020-10-28 17:08:39,724 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:08:40,455 WARN L193 SmtUtils]: Spent 726.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 23 [2020-10-28 17:08:41,907 WARN L193 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 219 DAG size of output: 31 [2020-10-28 17:08:42,262 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 1 [2020-10-28 17:08:42,640 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 1 [2020-10-28 17:08:44,008 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 203 DAG size of output: 27 [2020-10-28 17:08:44,721 WARN L193 SmtUtils]: Spent 687.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 17 [2020-10-28 17:08:45,506 WARN L193 SmtUtils]: Spent 778.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 35 [2020-10-28 17:08:46,105 WARN L193 SmtUtils]: Spent 594.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 33 [2020-10-28 17:08:47,420 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 200 DAG size of output: 26 [2020-10-28 17:08:48,810 WARN L193 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 210 DAG size of output: 26 [2020-10-28 17:08:49,194 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 1 [2020-10-28 17:08:49,642 WARN L193 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 39 [2020-10-28 17:08:50,950 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 260 DAG size of output: 33 [2020-10-28 17:08:51,302 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 27 [2020-10-28 17:08:51,923 WARN L193 SmtUtils]: Spent 616.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 17 [2020-10-28 17:08:52,282 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 27 [2020-10-28 17:08:52,632 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 27 [2020-10-28 17:08:53,690 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 184 DAG size of output: 29 [2020-10-28 17:08:54,026 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 17 [2020-10-28 17:08:54,137 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 24 [2020-10-28 17:08:54,466 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 1 [2020-10-28 17:08:54,804 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 27 [2020-10-28 17:08:55,933 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 183 DAG size of output: 25 [2020-10-28 17:08:56,518 WARN L193 SmtUtils]: Spent 581.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 32 [2020-10-28 17:08:56,981 WARN L193 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 20 [2020-10-28 17:08:57,915 WARN L193 SmtUtils]: Spent 931.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 21 [2020-10-28 17:08:58,267 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 27 [2020-10-28 17:08:58,944 WARN L193 SmtUtils]: Spent 672.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 27 [2020-10-28 17:08:59,281 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 27 [2020-10-28 17:09:00,591 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 196 DAG size of output: 30 [2020-10-28 17:09:00,596 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-28 17:09:00,596 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-28 17:09:00,596 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-28 17:09:00,596 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-28 17:09:00,596 INFO L274 CegarLoopResult]: For program point L379(lines 356 380) no Hoare annotation was computed. [2020-10-28 17:09:00,597 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 332 387) no Hoare annotation was computed. [2020-10-28 17:09:00,597 INFO L274 CegarLoopResult]: For program point L363(lines 363 367) no Hoare annotation was computed. [2020-10-28 17:09:00,597 INFO L274 CegarLoopResult]: For program point L363-1(lines 363 367) no Hoare annotation was computed. [2020-10-28 17:09:00,597 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 332 387) no Hoare annotation was computed. [2020-10-28 17:09:00,597 INFO L274 CegarLoopResult]: For program point L358(line 358) no Hoare annotation was computed. [2020-10-28 17:09:00,597 INFO L274 CegarLoopResult]: For program point L357-2(lines 357 378) no Hoare annotation was computed. [2020-10-28 17:09:00,597 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 332 387) no Hoare annotation was computed. [2020-10-28 17:09:00,597 INFO L274 CegarLoopResult]: For program point L415(line 415) no Hoare annotation was computed. [2020-10-28 17:09:00,597 INFO L274 CegarLoopResult]: For program point L414-2(lines 414 439) no Hoare annotation was computed. [2020-10-28 17:09:00,597 INFO L274 CegarLoopResult]: For program point L440(lines 413 441) no Hoare annotation was computed. [2020-10-28 17:09:00,597 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 388 447) no Hoare annotation was computed. [2020-10-28 17:09:00,597 INFO L274 CegarLoopResult]: For program point L433(line 433) no Hoare annotation was computed. [2020-10-28 17:09:00,598 INFO L274 CegarLoopResult]: For program point L433-1(line 433) no Hoare annotation was computed. [2020-10-28 17:09:00,598 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 388 447) no Hoare annotation was computed. [2020-10-28 17:09:00,598 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 388 447) no Hoare annotation was computed. [2020-10-28 17:09:00,598 INFO L274 CegarLoopResult]: For program point L420(lines 420 424) no Hoare annotation was computed. [2020-10-28 17:09:00,598 INFO L274 CegarLoopResult]: For program point L420-1(lines 420 424) no Hoare annotation was computed. [2020-10-28 17:09:00,598 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 63 69) the Hoare annotation is: true [2020-10-28 17:09:00,598 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 63 69) no Hoare annotation was computed. [2020-10-28 17:09:00,598 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 70 78) no Hoare annotation was computed. [2020-10-28 17:09:00,598 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 70 78) the Hoare annotation is: true [2020-10-28 17:09:00,598 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 70 78) no Hoare annotation was computed. [2020-10-28 17:09:00,599 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 818 825) the Hoare annotation is: (or (not (= ~waterLevel~0 1)) (not (<= 0 ~pumpRunning~0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0)) (not (<= ~pumpRunning~0 0))) [2020-10-28 17:09:00,599 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 818 825) no Hoare annotation was computed. [2020-10-28 17:09:00,599 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 818 825) no Hoare annotation was computed. [2020-10-28 17:09:00,599 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 826 835) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 1))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (= 0 ~systemActive~0)) (.cse3 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|))) (and (or (not (= |old(~switchedOnBeforeTS~0)| 1)) .cse0 .cse1 .cse2 .cse3) (or (not (<= 0 ~pumpRunning~0)) .cse1 .cse3 (not (<= ~pumpRunning~0 0))) (or .cse0 .cse1 .cse2 .cse3 (not (<= 2 ~waterLevel~0))))) [2020-10-28 17:09:00,599 INFO L274 CegarLoopResult]: For program point L831(line 831) no Hoare annotation was computed. [2020-10-28 17:09:00,599 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 826 835) no Hoare annotation was computed. [2020-10-28 17:09:00,599 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 826 835) no Hoare annotation was computed. [2020-10-28 17:09:00,599 INFO L270 CegarLoopResult]: At program point L851(line 851) the Hoare annotation is: (let ((.cse1 (not (= ~pumpRunning~0 1))) (.cse0 (not (<= ~waterLevel~0 2))) (.cse2 (= 0 ~systemActive~0))) (and (or (not (<= 0 ~pumpRunning~0)) .cse0 (not (<= ~pumpRunning~0 0))) (or .cse1 .cse0 .cse2 (not (<= 2 ~waterLevel~0))) (or .cse1 .cse0 .cse2 (not (= ~switchedOnBeforeTS~0 1))))) [2020-10-28 17:09:00,599 INFO L274 CegarLoopResult]: For program point L849(lines 849 855) no Hoare annotation was computed. [2020-10-28 17:09:00,599 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 836 864) the Hoare annotation is: true [2020-10-28 17:09:00,600 INFO L274 CegarLoopResult]: For program point L848(lines 848 858) no Hoare annotation was computed. [2020-10-28 17:09:00,600 INFO L270 CegarLoopResult]: At program point L846(line 846) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (not (<= 2 ~waterLevel~0)))) (and (or (not (<= 0 ~pumpRunning~0)) .cse0 (not (<= ~pumpRunning~0 0)) .cse1) (or (not (= ~pumpRunning~0 1)) .cse0 (= 0 ~systemActive~0) .cse1))) [2020-10-28 17:09:00,600 INFO L274 CegarLoopResult]: For program point L846-1(line 846) no Hoare annotation was computed. [2020-10-28 17:09:00,600 INFO L274 CegarLoopResult]: For program point L844(lines 844 861) no Hoare annotation was computed. [2020-10-28 17:09:00,600 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 836 864) no Hoare annotation was computed. [2020-10-28 17:09:00,600 INFO L274 CegarLoopResult]: For program point L844-1(lines 836 864) no Hoare annotation was computed. [2020-10-28 17:09:00,600 INFO L277 CegarLoopResult]: At program point L842(line 842) the Hoare annotation is: true [2020-10-28 17:09:00,600 INFO L274 CegarLoopResult]: For program point L842-1(line 842) no Hoare annotation was computed. [2020-10-28 17:09:00,600 INFO L274 CegarLoopResult]: For program point L802-1(lines 802 809) no Hoare annotation was computed. [2020-10-28 17:09:00,600 INFO L274 CegarLoopResult]: For program point L800(line 800) no Hoare annotation was computed. [2020-10-28 17:09:00,600 INFO L270 CegarLoopResult]: At program point L799(line 799) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 17:09:00,601 INFO L270 CegarLoopResult]: At program point L798(line 798) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 17:09:00,601 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 792 814) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 17:09:00,601 INFO L270 CegarLoopResult]: At program point L798-1(line 798) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 17:09:00,601 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 792 814) no Hoare annotation was computed. [2020-10-28 17:09:00,601 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 792 814) no Hoare annotation was computed. [2020-10-28 17:09:00,601 INFO L270 CegarLoopResult]: At program point L804(line 804) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 17:09:00,601 INFO L270 CegarLoopResult]: At program point L804-1(line 804) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 17:09:00,601 INFO L274 CegarLoopResult]: For program point L802(lines 802 809) no Hoare annotation was computed. [2020-10-28 17:09:00,602 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 749 772) no Hoare annotation was computed. [2020-10-28 17:09:00,602 INFO L274 CegarLoopResult]: For program point L767(line 767) no Hoare annotation was computed. [2020-10-28 17:09:00,602 INFO L274 CegarLoopResult]: For program point L766(line 766) no Hoare annotation was computed. [2020-10-28 17:09:00,602 INFO L274 CegarLoopResult]: For program point L765(line 765) no Hoare annotation was computed. [2020-10-28 17:09:00,602 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 749 772) no Hoare annotation was computed. [2020-10-28 17:09:00,602 INFO L274 CegarLoopResult]: For program point L764(line 764) no Hoare annotation was computed. [2020-10-28 17:09:00,602 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 749 772) no Hoare annotation was computed. [2020-10-28 17:09:00,602 INFO L274 CegarLoopResult]: For program point L763(line 763) no Hoare annotation was computed. [2020-10-28 17:09:00,602 INFO L274 CegarLoopResult]: For program point L762(line 762) no Hoare annotation was computed. [2020-10-28 17:09:00,602 INFO L274 CegarLoopResult]: For program point L761(line 761) no Hoare annotation was computed. [2020-10-28 17:09:00,602 INFO L274 CegarLoopResult]: For program point L760(line 760) no Hoare annotation was computed. [2020-10-28 17:09:00,602 INFO L274 CegarLoopResult]: For program point L759(line 759) no Hoare annotation was computed. [2020-10-28 17:09:00,602 INFO L274 CegarLoopResult]: For program point L758(line 758) no Hoare annotation was computed. [2020-10-28 17:09:00,602 INFO L274 CegarLoopResult]: For program point L757(line 757) no Hoare annotation was computed. [2020-10-28 17:09:00,602 INFO L274 CegarLoopResult]: For program point L756(line 756) no Hoare annotation was computed. [2020-10-28 17:09:00,603 INFO L274 CegarLoopResult]: For program point L755(line 755) no Hoare annotation was computed. [2020-10-28 17:09:00,603 INFO L274 CegarLoopResult]: For program point L754(line 754) no Hoare annotation was computed. [2020-10-28 17:09:00,603 INFO L274 CegarLoopResult]: For program point stopSystemEXIT(lines 256 270) no Hoare annotation was computed. [2020-10-28 17:09:00,603 INFO L270 CegarLoopResult]: At program point L262(line 262) the Hoare annotation is: (let ((.cse1 (= |old(~systemActive~0)| 0)) (.cse0 (not (<= ~waterLevel~0 2))) (.cse2 (not (= |old(~pumpRunning~0)| 1))) (.cse3 (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0) (or .cse1 .cse0 .cse2 (not (= ~switchedOnBeforeTS~0 1)) .cse3) (or .cse1 .cse0 .cse2 .cse3 (not (<= 2 ~waterLevel~0))))) [2020-10-28 17:09:00,603 INFO L270 CegarLoopResult]: At program point stopSystemENTRY(lines 256 270) the Hoare annotation is: (let ((.cse2 (= |old(~systemActive~0)| 0)) (.cse0 (not (<= ~waterLevel~0 2))) (.cse3 (not (= |old(~pumpRunning~0)| 1))) (.cse1 (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse2 .cse0 .cse3 (not (= ~switchedOnBeforeTS~0 1)) .cse1) (or .cse2 .cse0 .cse3 .cse1 (not (<= 2 ~waterLevel~0))))) [2020-10-28 17:09:00,603 INFO L274 CegarLoopResult]: For program point stopSystemFINAL(lines 256 270) no Hoare annotation was computed. [2020-10-28 17:09:00,603 INFO L274 CegarLoopResult]: For program point L260(lines 260 266) no Hoare annotation was computed. [2020-10-28 17:09:00,603 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 192 200) no Hoare annotation was computed. [2020-10-28 17:09:00,603 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 192 200) the Hoare annotation is: true [2020-10-28 17:09:00,604 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 192 200) no Hoare annotation was computed. [2020-10-28 17:09:00,604 INFO L274 CegarLoopResult]: For program point L220(lines 220 228) no Hoare annotation was computed. [2020-10-28 17:09:00,604 INFO L274 CegarLoopResult]: For program point L220-2(lines 220 228) no Hoare annotation was computed. [2020-10-28 17:09:00,604 INFO L274 CegarLoopResult]: For program point L208(lines 208 216) no Hoare annotation was computed. [2020-10-28 17:09:00,604 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 201 236) no Hoare annotation was computed. [2020-10-28 17:09:00,604 INFO L274 CegarLoopResult]: For program point L208-2(lines 208 216) no Hoare annotation was computed. [2020-10-28 17:09:00,604 INFO L274 CegarLoopResult]: For program point L231(line 231) no Hoare annotation was computed. [2020-10-28 17:09:00,604 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 201 236) no Hoare annotation was computed. [2020-10-28 17:09:00,604 INFO L274 CegarLoopResult]: For program point L231-1(line 231) no Hoare annotation was computed. [2020-10-28 17:09:00,604 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 201 236) no Hoare annotation was computed. [2020-10-28 17:09:00,604 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 56 62) no Hoare annotation was computed. [2020-10-28 17:09:00,604 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 56 62) the Hoare annotation is: true [2020-10-28 17:09:00,605 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 286 331) no Hoare annotation was computed. [2020-10-28 17:09:00,605 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 286 331) no Hoare annotation was computed. [2020-10-28 17:09:00,605 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 286 331) no Hoare annotation was computed. [2020-10-28 17:09:00,605 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 599 644) no Hoare annotation was computed. [2020-10-28 17:09:00,605 INFO L274 CegarLoopResult]: For program point L630(lines 630 631) no Hoare annotation was computed. [2020-10-28 17:09:00,605 INFO L274 CegarLoopResult]: For program point L623(lines 623 624) no Hoare annotation was computed. [2020-10-28 17:09:00,605 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 623 624) no Hoare annotation was computed. [2020-10-28 17:09:00,605 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 630 631) no Hoare annotation was computed. [2020-10-28 17:09:00,605 INFO L274 CegarLoopResult]: For program point L619(lines 619 626) no Hoare annotation was computed. [2020-10-28 17:09:00,605 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 599 644) no Hoare annotation was computed. [2020-10-28 17:09:00,605 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 599 644) no Hoare annotation was computed. [2020-10-28 17:09:00,606 INFO L274 CegarLoopResult]: For program point L613(lines 613 633) no Hoare annotation was computed. [2020-10-28 17:09:00,606 INFO L274 CegarLoopResult]: For program point L613-1(lines 613 633) no Hoare annotation was computed. [2020-10-28 17:09:00,606 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 781 791) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 17:09:00,606 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 781 791) no Hoare annotation was computed. [2020-10-28 17:09:00,606 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 781 791) no Hoare annotation was computed. [2020-10-28 17:09:00,606 INFO L270 CegarLoopResult]: At program point L786(line 786) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 17:09:00,606 INFO L274 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 181 191) no Hoare annotation was computed. [2020-10-28 17:09:00,606 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 181 191) no Hoare annotation was computed. [2020-10-28 17:09:00,606 INFO L274 CegarLoopResult]: For program point L186(line 186) no Hoare annotation was computed. [2020-10-28 17:09:00,606 INFO L274 CegarLoopResult]: For program point L186-1(line 186) no Hoare annotation was computed. [2020-10-28 17:09:00,606 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 181 191) no Hoare annotation was computed. [2020-10-28 17:09:00,607 INFO L270 CegarLoopResult]: At program point deactivatePumpENTRY(lines 173 180) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (= 0 ~systemActive~0)) (.cse3 (not (= |old(~pumpRunning~0)| 1)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~switchedOnBeforeTS~0 1))) (or .cse0 .cse2 .cse1 .cse3 (not (<= 2 ~waterLevel~0))))) [2020-10-28 17:09:00,607 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 173 180) no Hoare annotation was computed. [2020-10-28 17:09:00,607 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 173 180) no Hoare annotation was computed. [2020-10-28 17:09:00,607 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 945 958) no Hoare annotation was computed. [2020-10-28 17:09:00,607 INFO L274 CegarLoopResult]: For program point L949(lines 949 955) no Hoare annotation was computed. [2020-10-28 17:09:00,607 INFO L277 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 945 958) the Hoare annotation is: true [2020-10-28 17:09:00,607 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 945 958) no Hoare annotation was computed. [2020-10-28 17:09:00,607 INFO L270 CegarLoopResult]: At program point L159(line 159) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (= 0 ~systemActive~0))) (and (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 1)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= ~switchedOnBeforeTS~0 1))))) [2020-10-28 17:09:00,607 INFO L274 CegarLoopResult]: For program point L159-1(lines 140 164) no Hoare annotation was computed. [2020-10-28 17:09:00,608 INFO L270 CegarLoopResult]: At program point L154(line 154) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 1)) (not (= ~switchedOnBeforeTS~0 1))) (or (not (<= |old(~pumpRunning~0)| 0)) (and (<= processEnvironment_~tmp~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= 0 processEnvironment_~tmp~0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0 .cse1))) [2020-10-28 17:09:00,608 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 140 164) no Hoare annotation was computed. [2020-10-28 17:09:00,608 INFO L270 CegarLoopResult]: At program point L150(line 150) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 1)) (not (= ~switchedOnBeforeTS~0 1))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= 2 ~waterLevel~0)) .cse0 .cse1))) [2020-10-28 17:09:00,608 INFO L274 CegarLoopResult]: For program point L148(lines 148 156) no Hoare annotation was computed. [2020-10-28 17:09:00,608 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 140 164) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (= 0 ~systemActive~0)) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2) (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 1)) .cse2 (not (= ~switchedOnBeforeTS~0 1))))) [2020-10-28 17:09:00,608 INFO L270 CegarLoopResult]: At program point L146(line 146) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 1)) (not (= ~switchedOnBeforeTS~0 1))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2020-10-28 17:09:00,608 INFO L274 CegarLoopResult]: For program point L146-1(line 146) no Hoare annotation was computed. [2020-10-28 17:09:00,608 INFO L274 CegarLoopResult]: For program point L144(lines 144 161) no Hoare annotation was computed. [2020-10-28 17:09:00,609 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 132 138) no Hoare annotation was computed. [2020-10-28 17:09:00,609 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 132 138) the Hoare annotation is: true [2020-10-28 17:09:00,609 INFO L270 CegarLoopResult]: At program point testENTRY(lines 649 716) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 17:09:00,609 INFO L270 CegarLoopResult]: At program point L671(line 671) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 1)) (.cse2 (not (= 0 ~systemActive~0))) (.cse3 (<= ~waterLevel~0 2))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) .cse3) (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 (<= 0 ~pumpRunning~0) .cse3 (<= ~pumpRunning~0 0)) (and (= ~switchedOnBeforeTS~0 1) .cse0 .cse1 .cse2 .cse3))) [2020-10-28 17:09:00,609 INFO L274 CegarLoopResult]: For program point L669(lines 669 675) no Hoare annotation was computed. [2020-10-28 17:09:00,609 INFO L274 CegarLoopResult]: For program point L669-1(lines 669 675) no Hoare annotation was computed. [2020-10-28 17:09:00,609 INFO L274 CegarLoopResult]: For program point testFINAL(lines 649 716) no Hoare annotation was computed. [2020-10-28 17:09:00,609 INFO L274 CegarLoopResult]: For program point L661(lines 661 665) no Hoare annotation was computed. [2020-10-28 17:09:00,609 INFO L270 CegarLoopResult]: At program point L709(lines 658 710) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 17:09:00,610 INFO L270 CegarLoopResult]: At program point L699(line 699) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 1)) (.cse2 (not (= 0 ~systemActive~0))) (.cse3 (<= ~waterLevel~0 2))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) .cse3) (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 (<= 0 ~pumpRunning~0) .cse3 (<= ~pumpRunning~0 0)) (and (= ~switchedOnBeforeTS~0 1) .cse0 .cse1 .cse2 .cse3))) [2020-10-28 17:09:00,610 INFO L274 CegarLoopResult]: For program point L697(lines 697 703) no Hoare annotation was computed. [2020-10-28 17:09:00,610 INFO L270 CegarLoopResult]: At program point L697-1(lines 689 704) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 1)) (.cse2 (not (= 0 ~systemActive~0))) (.cse3 (<= ~waterLevel~0 2))) (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) .cse3) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 (<= 0 ~pumpRunning~0) .cse3 (<= ~pumpRunning~0 0)) (and (= ~switchedOnBeforeTS~0 1) .cse0 .cse1 .cse2 .cse3))) [2020-10-28 17:09:00,610 INFO L274 CegarLoopResult]: For program point L660(lines 659 708) no Hoare annotation was computed. [2020-10-28 17:09:00,610 INFO L270 CegarLoopResult]: At program point L691(line 691) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 1)) (.cse2 (not (= 0 ~systemActive~0))) (.cse3 (<= ~waterLevel~0 2))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) .cse3) (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 (<= 0 ~pumpRunning~0) .cse3 (<= ~pumpRunning~0 0)) (and (= ~switchedOnBeforeTS~0 1) .cse0 .cse1 .cse2 .cse3))) [2020-10-28 17:09:00,610 INFO L274 CegarLoopResult]: For program point L689(lines 689 704) no Hoare annotation was computed. [2020-10-28 17:09:00,610 INFO L270 CegarLoopResult]: At program point L681(line 681) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 1)) (.cse2 (not (= 0 ~systemActive~0))) (.cse3 (<= ~waterLevel~0 2))) (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) .cse3) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 (<= 0 ~pumpRunning~0) .cse3 (<= ~pumpRunning~0 0)) (and (= ~switchedOnBeforeTS~0 1) .cse0 .cse1 .cse2 .cse3))) [2020-10-28 17:09:00,610 INFO L274 CegarLoopResult]: For program point L679(lines 679 685) no Hoare annotation was computed. [2020-10-28 17:09:00,610 INFO L274 CegarLoopResult]: For program point L679-1(lines 679 685) no Hoare annotation was computed. [2020-10-28 17:09:00,611 INFO L274 CegarLoopResult]: For program point testEXIT(lines 649 716) no Hoare annotation was computed. [2020-10-28 17:09:00,611 INFO L270 CegarLoopResult]: At program point L706(lines 659 708) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 1)) (.cse2 (not (= 0 ~systemActive~0))) (.cse3 (<= ~waterLevel~0 2))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) .cse3) (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 (<= 0 ~pumpRunning~0) .cse3 (<= ~pumpRunning~0 0)) (and (= ~switchedOnBeforeTS~0 1) .cse0 .cse1 .cse2 .cse3))) [2020-10-28 17:09:00,611 INFO L274 CegarLoopResult]: For program point L577(lines 577 578) no Hoare annotation was computed. [2020-10-28 17:09:00,611 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 577 578) no Hoare annotation was computed. [2020-10-28 17:09:00,611 INFO L274 CegarLoopResult]: For program point L573(lines 573 580) no Hoare annotation was computed. [2020-10-28 17:09:00,611 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 584 585) no Hoare annotation was computed. [2020-10-28 17:09:00,611 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 553 598) no Hoare annotation was computed. [2020-10-28 17:09:00,611 INFO L274 CegarLoopResult]: For program point L567(lines 567 587) no Hoare annotation was computed. [2020-10-28 17:09:00,611 INFO L274 CegarLoopResult]: For program point L567-1(lines 567 587) no Hoare annotation was computed. [2020-10-28 17:09:00,611 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 553 598) no Hoare annotation was computed. [2020-10-28 17:09:00,611 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 553 598) no Hoare annotation was computed. [2020-10-28 17:09:00,612 INFO L274 CegarLoopResult]: For program point L584(lines 584 585) no Hoare annotation was computed. [2020-10-28 17:09:00,612 INFO L274 CegarLoopResult]: For program point L921(lines 921 929) no Hoare annotation was computed. [2020-10-28 17:09:00,612 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 913 935) no Hoare annotation was computed. [2020-10-28 17:09:00,612 INFO L274 CegarLoopResult]: For program point L921-2(lines 921 929) no Hoare annotation was computed. [2020-10-28 17:09:00,612 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 913 935) no Hoare annotation was computed. [2020-10-28 17:09:00,612 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 913 935) no Hoare annotation was computed. [2020-10-28 17:09:00,612 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 46 55) no Hoare annotation was computed. [2020-10-28 17:09:00,612 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 46 55) no Hoare annotation was computed. [2020-10-28 17:09:00,612 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 46 55) no Hoare annotation was computed. [2020-10-28 17:09:00,612 INFO L274 CegarLoopResult]: For program point L479(lines 479 495) no Hoare annotation was computed. [2020-10-28 17:09:00,612 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 450 552) no Hoare annotation was computed. [2020-10-28 17:09:00,613 INFO L274 CegarLoopResult]: For program point L539(lines 539 546) no Hoare annotation was computed. [2020-10-28 17:09:00,613 INFO L274 CegarLoopResult]: For program point L500(lines 499 519) no Hoare annotation was computed. [2020-10-28 17:09:00,613 INFO L274 CegarLoopResult]: For program point L531(line 531) no Hoare annotation was computed. [2020-10-28 17:09:00,613 INFO L274 CegarLoopResult]: For program point L531-1(line 531) no Hoare annotation was computed. [2020-10-28 17:09:00,613 INFO L274 CegarLoopResult]: For program point L496(lines 496 537) no Hoare annotation was computed. [2020-10-28 17:09:00,613 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 450 552) no Hoare annotation was computed. [2020-10-28 17:09:00,613 INFO L274 CegarLoopResult]: For program point L515(line 515) no Hoare annotation was computed. [2020-10-28 17:09:00,613 INFO L274 CegarLoopResult]: For program point L515-1(line 515) no Hoare annotation was computed. [2020-10-28 17:09:00,613 INFO L274 CegarLoopResult]: For program point L474(lines 474 478) no Hoare annotation was computed. [2020-10-28 17:09:00,613 INFO L274 CegarLoopResult]: For program point L538(lines 538 549) no Hoare annotation was computed. [2020-10-28 17:09:00,613 INFO L274 CegarLoopResult]: For program point L501(lines 501 505) no Hoare annotation was computed. [2020-10-28 17:09:00,613 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 450 552) no Hoare annotation was computed. [2020-10-28 17:09:00,613 INFO L274 CegarLoopResult]: For program point L499-2(lines 499 519) no Hoare annotation was computed. [2020-10-28 17:09:00,614 INFO L274 CegarLoopResult]: For program point L520(lines 498 521) no Hoare annotation was computed. [2020-10-28 17:09:00,614 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-28 17:09:00,614 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |old(#length)| |#length|) (= |#t~string79.offset| |old(#t~string79.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#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~string50.base| |old(#t~string50.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string77.offset| |old(#t~string77.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#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~string46.offset| |old(#t~string46.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string77.base| |old(#t~string77.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string79.base| |old(#t~string79.base)|)) [2020-10-28 17:09:00,614 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-28 17:09:00,614 INFO L274 CegarLoopResult]: For program point activatePumpFINAL(lines 165 172) no Hoare annotation was computed. [2020-10-28 17:09:00,614 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 165 172) no Hoare annotation was computed. [2020-10-28 17:09:00,614 INFO L270 CegarLoopResult]: At program point activatePumpENTRY(lines 165 172) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= 2 ~waterLevel~0))) [2020-10-28 17:09:00,614 INFO L274 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 237 255) no Hoare annotation was computed. [2020-10-28 17:09:00,615 INFO L274 CegarLoopResult]: For program point L246(lines 246 250) no Hoare annotation was computed. [2020-10-28 17:09:00,615 INFO L277 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 237 255) the Hoare annotation is: true [2020-10-28 17:09:00,615 INFO L274 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 237 255) no Hoare annotation was computed. [2020-10-28 17:09:00,615 INFO L277 CegarLoopResult]: At program point L244(line 244) the Hoare annotation is: true [2020-10-28 17:09:00,615 INFO L274 CegarLoopResult]: For program point L246-2(lines 246 250) no Hoare annotation was computed. [2020-10-28 17:09:00,615 INFO L274 CegarLoopResult]: For program point L244-1(line 244) no Hoare annotation was computed. [2020-10-28 17:09:00,615 INFO L277 CegarLoopResult]: At program point getWaterLevelENTRY(lines 936 944) the Hoare annotation is: true [2020-10-28 17:09:00,615 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 936 944) no Hoare annotation was computed. [2020-10-28 17:09:00,615 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 936 944) no Hoare annotation was computed. [2020-10-28 17:09:00,615 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-28 17:09:00,615 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-28 17:09:00,616 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-28 17:09:00,616 INFO L274 CegarLoopResult]: For program point L896-1(lines 892 903) no Hoare annotation was computed. [2020-10-28 17:09:00,616 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 892 903) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 1))) (.cse2 (= 0 ~systemActive~0)) (.cse1 (not (<= ~waterLevel~0 2))) (.cse3 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (<= 2 ~waterLevel~0))) (or .cse0 .cse1 .cse2 (not (= ~switchedOnBeforeTS~0 1)) .cse3) (or (not (<= 0 ~pumpRunning~0)) .cse1 (not (<= ~pumpRunning~0 0)) .cse3))) [2020-10-28 17:09:00,616 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 892 903) no Hoare annotation was computed. [2020-10-28 17:09:00,616 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 904 912) no Hoare annotation was computed. [2020-10-28 17:09:00,616 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 904 912) no Hoare annotation was computed. [2020-10-28 17:09:00,616 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 904 912) no Hoare annotation was computed. [2020-10-28 17:09:00,616 INFO L270 CegarLoopResult]: At program point L121(line 121) the Hoare annotation is: (let ((.cse2 (not (= |old(~pumpRunning~0)| 1))) (.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse4 (<= ~waterLevel~0 2)) (.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse1 (= 0 ~systemActive~0))) (and (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse1 .cse2 (and (= ~switchedOnBeforeTS~0 1) .cse3 .cse4)) (or (not (= |old(~switchedOnBeforeTS~0)| 1)) .cse0 .cse1 .cse2 (and .cse3 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) .cse4)) (or (not (<= |old(~pumpRunning~0)| 0)) .cse0 (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (not .cse1) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))))) [2020-10-28 17:09:00,617 INFO L270 CegarLoopResult]: At program point L119(lines 119 125) the Hoare annotation is: (let ((.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse2 (= 0 ~systemActive~0)) (.cse3 (not (= |old(~pumpRunning~0)| 1))) (.cse4 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse5 (<= ~waterLevel~0 2))) (and (let ((.cse1 (= |old(~waterLevel~0)| ~waterLevel~0))) (or (not (<= |old(~pumpRunning~0)| 0)) .cse0 (and .cse1 (= ~pumpRunning~0 1) (not .cse2) (<= 2 ~waterLevel~0)) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse1 (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0)))) (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse2 .cse3 (and (= ~switchedOnBeforeTS~0 1) .cse4 .cse5)) (or (not (= |old(~switchedOnBeforeTS~0)| 1)) .cse0 .cse2 .cse3 (and .cse4 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) .cse5)))) [2020-10-28 17:09:00,617 INFO L270 CegarLoopResult]: At program point L114(line 114) the Hoare annotation is: (let ((.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (= 0 ~systemActive~0)) (.cse2 (not (= |old(~pumpRunning~0)| 1))) (.cse0 (not (<= |old(~waterLevel~0)| 2)))) (and (or (not (= |old(~switchedOnBeforeTS~0)| 1)) .cse0 .cse1 .cse2 (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse3 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|))) (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) (and (= ~switchedOnBeforeTS~0 1) .cse3 (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2)) .cse1 .cse2) (or (not (<= |old(~pumpRunning~0)| 0)) .cse0 (not (<= 0 |old(~pumpRunning~0)|))))) [2020-10-28 17:09:00,617 INFO L274 CegarLoopResult]: For program point L112(lines 108 130) no Hoare annotation was computed. [2020-10-28 17:09:00,617 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 105 131) the Hoare annotation is: (let ((.cse1 (= 0 ~systemActive~0)) (.cse2 (not (= |old(~pumpRunning~0)| 1))) (.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse3 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)))) (and (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse1 .cse2 .cse3) (or (not (= |old(~switchedOnBeforeTS~0)| 1)) .cse0 .cse1 .cse2 .cse3) (or (not (<= |old(~pumpRunning~0)| 0)) .cse0 (not (<= 0 |old(~pumpRunning~0)|)) .cse3))) [2020-10-28 17:09:00,617 INFO L274 CegarLoopResult]: For program point L110(lines 108 130) no Hoare annotation was computed. [2020-10-28 17:09:00,617 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 105 131) no Hoare annotation was computed. [2020-10-28 17:09:00,617 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 105 131) no Hoare annotation was computed. [2020-10-28 17:09:00,618 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 719 748) no Hoare annotation was computed. [2020-10-28 17:09:00,618 INFO L274 CegarLoopResult]: For program point L733(lines 733 737) no Hoare annotation was computed. [2020-10-28 17:09:00,618 INFO L277 CegarLoopResult]: At program point cleanupENTRY(lines 719 748) the Hoare annotation is: true [2020-10-28 17:09:00,618 INFO L277 CegarLoopResult]: At program point L733-1(lines 733 737) the Hoare annotation is: true [2020-10-28 17:09:00,618 INFO L274 CegarLoopResult]: For program point L730(line 730) no Hoare annotation was computed. [2020-10-28 17:09:00,618 INFO L277 CegarLoopResult]: At program point L729-2(lines 729 743) the Hoare annotation is: true [2020-10-28 17:09:00,618 INFO L277 CegarLoopResult]: At program point L725(line 725) the Hoare annotation is: true [2020-10-28 17:09:00,618 INFO L274 CegarLoopResult]: For program point L725-1(line 725) no Hoare annotation was computed. [2020-10-28 17:09:00,618 INFO L277 CegarLoopResult]: At program point L744(lines 719 748) the Hoare annotation is: true [2020-10-28 17:09:00,618 INFO L274 CegarLoopResult]: For program point L740(line 740) no Hoare annotation was computed. [2020-10-28 17:09:00,619 INFO L270 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 868 879) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 2)) (not (= ~pumpRunning~0 1)) (= |old(~waterLevel~0)| ~waterLevel~0) (= 0 ~systemActive~0) (not (= ~switchedOnBeforeTS~0 1))) [2020-10-28 17:09:00,619 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 868 879) no Hoare annotation was computed. [2020-10-28 17:09:00,619 INFO L274 CegarLoopResult]: For program point L872-1(lines 868 879) no Hoare annotation was computed. [2020-10-28 17:09:00,619 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 773 779) no Hoare annotation was computed. [2020-10-28 17:09:00,619 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 773 779) the Hoare annotation is: true [2020-10-28 17:09:00,619 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-28 17:09:00,619 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0)) [2020-10-28 17:09:00,619 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-28 17:09:00,619 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-28 17:09:00,619 INFO L274 CegarLoopResult]: For program point startSystemEXIT(lines 271 278) no Hoare annotation was computed. [2020-10-28 17:09:00,620 INFO L270 CegarLoopResult]: At program point startSystemENTRY(lines 271 278) the Hoare annotation is: (let ((.cse1 (= |old(~systemActive~0)| 0)) (.cse2 (not (= ~pumpRunning~0 1))) (.cse0 (= |old(~systemActive~0)| ~systemActive~0)) (.cse3 (not (<= ~waterLevel~0 2)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (<= 2 ~waterLevel~0))) (or .cse0 .cse1 .cse2 .cse3 (not (= ~switchedOnBeforeTS~0 1))) (or .cse0 (not (<= 0 ~pumpRunning~0)) .cse3 (not (<= ~pumpRunning~0 0))))) [2020-10-28 17:09:00,620 INFO L274 CegarLoopResult]: For program point startSystemFINAL(lines 271 278) no Hoare annotation was computed. [2020-10-28 17:09:00,620 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 880 891) no Hoare annotation was computed. [2020-10-28 17:09:00,620 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 880 891) the Hoare annotation is: (let ((.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse2 (not (= ~pumpRunning~0 1))) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 (not (<= 0 ~pumpRunning~0)) (not (<= ~pumpRunning~0 0))) (or .cse0 .cse2 .cse1 .cse3 (not (= ~switchedOnBeforeTS~0 1))) (or .cse0 .cse2 .cse1 (not (<= 2 |old(~waterLevel~0)|)) .cse3))) [2020-10-28 17:09:00,620 INFO L274 CegarLoopResult]: For program point L884-1(lines 880 891) no Hoare annotation was computed. [2020-10-28 17:09:00,620 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 80 87) no Hoare annotation was computed. [2020-10-28 17:09:00,620 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 80 87) the Hoare annotation is: true [2020-10-28 17:09:00,620 INFO L274 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2020-10-28 17:09:00,620 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 80 87) no Hoare annotation was computed. [2020-10-28 17:09:00,638 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 05:09:00 BoogieIcfgContainer [2020-10-28 17:09:00,639 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-28 17:09:00,641 INFO L168 Benchmark]: Toolchain (without parser) took 115158.82 ms. Allocated memory was 125.8 MB in the beginning and 715.1 MB in the end (delta: 589.3 MB). Free memory was 99.9 MB in the beginning and 548.5 MB in the end (delta: -448.6 MB). Peak memory consumption was 450.0 MB. Max. memory is 8.0 GB. [2020-10-28 17:09:00,641 INFO L168 Benchmark]: CDTParser took 0.70 ms. Allocated memory is still 125.8 MB. Free memory is still 85.6 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-28 17:09:00,642 INFO L168 Benchmark]: CACSL2BoogieTranslator took 595.69 ms. Allocated memory is still 125.8 MB. Free memory was 99.2 MB in the beginning and 78.0 MB in the end (delta: 21.1 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2020-10-28 17:09:00,642 INFO L168 Benchmark]: Boogie Preprocessor took 106.85 ms. Allocated memory is still 125.8 MB. Free memory was 78.0 MB in the beginning and 74.0 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-10-28 17:09:00,643 INFO L168 Benchmark]: RCFGBuilder took 1469.59 ms. Allocated memory was 125.8 MB in the beginning and 156.2 MB in the end (delta: 30.4 MB). Free memory was 74.0 MB in the beginning and 104.9 MB in the end (delta: -30.9 MB). Peak memory consumption was 27.0 MB. Max. memory is 8.0 GB. [2020-10-28 17:09:00,644 INFO L168 Benchmark]: TraceAbstraction took 112972.81 ms. Allocated memory was 156.2 MB in the beginning and 715.1 MB in the end (delta: 558.9 MB). Free memory was 104.3 MB in the beginning and 548.5 MB in the end (delta: -444.2 MB). Peak memory consumption was 423.0 MB. Max. memory is 8.0 GB. [2020-10-28 17:09:00,646 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.70 ms. Allocated memory is still 125.8 MB. Free memory is still 85.6 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 595.69 ms. Allocated memory is still 125.8 MB. Free memory was 99.2 MB in the beginning and 78.0 MB in the end (delta: 21.1 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 106.85 ms. Allocated memory is still 125.8 MB. Free memory was 78.0 MB in the beginning and 74.0 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1469.59 ms. Allocated memory was 125.8 MB in the beginning and 156.2 MB in the end (delta: 30.4 MB). Free memory was 74.0 MB in the beginning and 104.9 MB in the end (delta: -30.9 MB). Peak memory consumption was 27.0 MB. Max. memory is 8.0 GB. * TraceAbstraction took 112972.81 ms. Allocated memory was 156.2 MB in the beginning and 715.1 MB in the end (delta: 558.9 MB). Free memory was 104.3 MB in the beginning and 548.5 MB in the end (delta: -444.2 MB). Peak memory consumption was 423.0 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: 584]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 577]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 623]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 630]: 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: 729]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 659]: Loop Invariant Derived loop invariant: (((((!(\old(systemActive) == 1) || ((((splverifierCounter <= 0 && pumpRunning == 1) && !(0 == systemActive)) && 2 <= waterLevel) && waterLevel <= 2)) || !(\old(pumpRunning) <= 0)) || !(\old(waterLevel) == 1)) || !(0 <= \old(pumpRunning))) || (((splverifierCounter <= 0 && 0 <= pumpRunning) && waterLevel <= 2) && pumpRunning <= 0)) || ((((switchedOnBeforeTS == 1 && splverifierCounter <= 0) && pumpRunning == 1) && !(0 == systemActive)) && waterLevel <= 2) - InvariantResult [Line: 719]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 658]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || !(\old(pumpRunning) <= 0)) || !(\old(waterLevel) == 1)) || !(0 <= \old(pumpRunning)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 42 procedures, 247 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 73.9s, OverallIterations: 10, TraceHistogramMax: 3, AutomataDifference: 40.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 38.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1354 SDtfs, 2645 SDslu, 1476 SDs, 0 SdLazy, 6044 SolverSat, 2058 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 18.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 483 GetRequests, 321 SyntacticMatches, 7 SemanticMatches, 155 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 791 ImplicationChecksByTransitivity, 20.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=905occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.1s AutomataMinimizationTime, 10 MinimizatonAttempts, 606 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 59 LocationsWithAnnotation, 1637 PreInvPairs, 1838 NumberOfFragments, 1970 HoareAnnotationTreeSize, 1637 FomulaSimplifications, 75975183 FormulaSimplificationTreeSizeReduction, 9.5s HoareSimplificationTime, 59 FomulaSimplificationsInter, 1935786 FormulaSimplificationTreeSizeReductionInter, 29.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 31.7s InterpolantComputationTime, 889 NumberOfCodeBlocks, 889 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 879 ConstructedInterpolants, 0 QuantifiedInterpolants, 321944 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 8 PerfectInterpolantSequences, 90/97 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...