/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=DEEPEST --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_product37.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 22:21:48,987 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 22:21:48,990 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 22:21:49,024 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 22:21:49,025 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 22:21:49,026 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 22:21:49,028 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 22:21:49,030 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 22:21:49,032 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 22:21:49,033 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 22:21:49,035 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 22:21:49,036 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 22:21:49,037 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 22:21:49,038 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 22:21:49,043 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 22:21:49,044 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 22:21:49,046 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 22:21:49,047 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 22:21:49,052 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 22:21:49,062 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 22:21:49,064 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 22:21:49,067 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 22:21:49,069 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 22:21:49,069 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 22:21:49,078 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 22:21:49,079 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 22:21:49,079 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 22:21:49,080 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 22:21:49,083 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 22:21:49,084 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 22:21:49,085 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 22:21:49,086 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 22:21:49,087 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 22:21:49,087 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 22:21:49,104 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 22:21:49,104 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 22:21:49,106 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 22:21:49,106 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 22:21:49,106 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 22:21:49,107 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 22:21:49,108 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 22:21:49,109 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 [2020-10-27 22:21:49,163 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 22:21:49,163 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 22:21:49,167 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 22:21:49,167 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 22:21:49,168 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 22:21:49,169 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 22:21:49,169 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 22:21:49,169 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 22:21:49,169 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 22:21:49,169 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 22:21:49,170 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 22:21:49,170 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 22:21:49,171 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 22:21:49,171 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 22:21:49,172 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 22:21:49,172 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 22:21:49,172 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 22:21:49,172 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 22:21:49,173 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 22:21:49,173 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 22:21:49,173 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 22:21:49,173 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 22:21:49,173 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 22:21:49,173 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 22:21:49,174 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 22:21:49,174 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 22:21:49,174 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 22:21:49,174 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 22:21:49,174 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 22:21:49,175 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 22:21:49,602 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 22:21:49,639 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 22:21:49,643 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 22:21:49,644 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 22:21:49,645 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 22:21:49,646 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product37.cil.c [2020-10-27 22:21:49,722 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3a10d875d/ca4f085e40fd431882af20caf703725e/FLAG4b9aa5519 [2020-10-27 22:21:50,363 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 22:21:50,364 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product37.cil.c [2020-10-27 22:21:50,378 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3a10d875d/ca4f085e40fd431882af20caf703725e/FLAG4b9aa5519 [2020-10-27 22:21:50,678 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3a10d875d/ca4f085e40fd431882af20caf703725e [2020-10-27 22:21:50,681 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 22:21:50,687 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 22:21:50,689 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 22:21:50,689 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 22:21:50,693 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 22:21:50,694 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 10:21:50" (1/1) ... [2020-10-27 22:21:50,697 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d1caaf9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:21:50, skipping insertion in model container [2020-10-27 22:21:50,697 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 10:21:50" (1/1) ... [2020-10-27 22:21:50,706 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 22:21:50,746 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 22:21:51,026 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 22:21:51,038 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 22:21:51,129 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 22:21:51,171 INFO L208 MainTranslator]: Completed translation [2020-10-27 22:21:51,172 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:21:51 WrapperNode [2020-10-27 22:21:51,172 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 22:21:51,173 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 22:21:51,174 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 22:21:51,174 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 22:21:51,188 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:21:51" (1/1) ... [2020-10-27 22:21:51,188 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:21:51" (1/1) ... [2020-10-27 22:21:51,206 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:21:51" (1/1) ... [2020-10-27 22:21:51,207 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:21:51" (1/1) ... [2020-10-27 22:21:51,239 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:21:51" (1/1) ... [2020-10-27 22:21:51,249 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:21:51" (1/1) ... [2020-10-27 22:21:51,255 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:21:51" (1/1) ... [2020-10-27 22:21:51,263 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 22:21:51,264 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 22:21:51,264 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 22:21:51,264 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 22:21:51,267 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:21:51" (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 [2020-10-27 22:21:51,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 22:21:51,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 22:21:51,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 22:21:51,360 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 22:21:51,361 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-27 22:21:51,361 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-27 22:21:51,361 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-27 22:21:51,361 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-27 22:21:51,362 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-27 22:21:51,362 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-27 22:21:51,363 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-27 22:21:51,363 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-10-27 22:21:51,363 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-10-27 22:21:51,363 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-10-27 22:21:51,363 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-27 22:21:51,364 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-27 22:21:51,364 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 22:21:51,364 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-27 22:21:51,364 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 22:21:51,365 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 22:21:51,365 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-27 22:21:51,365 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-27 22:21:51,365 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-10-27 22:21:51,365 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-27 22:21:51,365 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-27 22:21:51,366 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-27 22:21:51,366 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-27 22:21:51,366 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-27 22:21:51,366 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-27 22:21:51,366 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-27 22:21:51,366 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 22:21:51,366 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 22:21:51,367 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 22:21:51,367 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 22:21:51,367 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 22:21:51,367 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 22:21:51,367 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 22:21:51,367 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 22:21:51,368 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 22:21:51,368 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 22:21:51,368 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 22:21:51,368 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 22:21:51,368 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 22:21:51,368 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 22:21:51,368 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 22:21:51,369 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 22:21:51,369 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 22:21:51,369 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-27 22:21:51,369 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-27 22:21:51,369 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-27 22:21:51,369 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-27 22:21:51,369 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-27 22:21:51,370 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-27 22:21:51,370 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-27 22:21:51,371 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 22:21:51,371 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-27 22:21:51,371 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-10-27 22:21:51,371 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-10-27 22:21:51,371 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-10-27 22:21:51,371 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-27 22:21:51,372 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-27 22:21:51,372 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-27 22:21:51,372 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-27 22:21:51,372 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 22:21:51,372 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 22:21:51,373 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-27 22:21:51,373 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 22:21:51,373 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 22:21:51,373 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 22:21:51,373 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 22:21:51,374 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-27 22:21:51,374 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-27 22:21:51,375 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-27 22:21:51,375 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-27 22:21:51,376 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-27 22:21:51,376 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-10-27 22:21:51,376 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-27 22:21:51,376 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 22:21:51,376 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 22:21:51,377 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 22:21:51,377 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 22:21:51,377 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 22:21:51,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 22:21:51,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 22:21:51,377 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 22:21:51,377 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 22:21:51,378 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 22:21:51,378 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 22:21:51,379 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 22:21:51,379 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 22:21:51,379 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 22:21:51,379 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 22:21:51,379 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 22:21:51,379 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 22:21:51,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 22:21:51,380 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 22:21:52,636 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 22:21:52,636 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-27 22:21:52,639 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 10:21:52 BoogieIcfgContainer [2020-10-27 22:21:52,639 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 22:21:52,641 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 22:21:52,641 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 22:21:52,644 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 22:21:52,645 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 10:21:50" (1/3) ... [2020-10-27 22:21:52,646 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45828845 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 10:21:52, skipping insertion in model container [2020-10-27 22:21:52,646 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:21:51" (2/3) ... [2020-10-27 22:21:52,646 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45828845 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 10:21:52, skipping insertion in model container [2020-10-27 22:21:52,647 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 10:21:52" (3/3) ... [2020-10-27 22:21:52,648 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product37.cil.c [2020-10-27 22:21:52,660 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 22:21:52,666 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 22:21:52,680 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 22:21:52,710 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 22:21:52,710 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 22:21:52,710 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 22:21:52,710 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 22:21:52,710 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 22:21:52,711 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 22:21:52,711 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 22:21:52,711 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 22:21:52,735 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states. [2020-10-27 22:21:52,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-10-27 22:21:52,745 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:21:52,746 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] [2020-10-27 22:21:52,747 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]=== [2020-10-27 22:21:52,753 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:21:52,754 INFO L82 PathProgramCache]: Analyzing trace with hash 1283567700, now seen corresponding path program 1 times [2020-10-27 22:21:52,763 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:21:52,764 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1220921360] [2020-10-27 22:21:52,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:21:53,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:53,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:53,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:53,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:54,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:55,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:56,913 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:56,915 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-10-27 22:21:56,916 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 22:21:56,916 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3859 [2020-10-27 22:21:56,919 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:56,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:21:56,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 68 [2020-10-27 22:21:56,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-27 22:21:56,927 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 10 [2020-10-27 22:21:57,514 WARN L193 SmtUtils]: Spent 450.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:21:57,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:21:57,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:57,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:57,565 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:57,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:21:57,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:57,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-27 22:21:57,566 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:57,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:57,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:57,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:57,566 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:57,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:21:57,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:57,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:57,593 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:57,593 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:21:57,594 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:57,594 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:21:57,594 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:57,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:57,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:57,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:57,595 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:57,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:21:57,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:57,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:57,599 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:57,599 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:21:57,599 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:57,599 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:21:57,600 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:57,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:57,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:57,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:57,600 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:57,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:21:57,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:57,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:57,609 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:57,609 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:21:57,609 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:57,609 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:21:57,610 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:57,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:57,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:57,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:57,610 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:57,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:21:57,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:57,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:57,625 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:57,625 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:21:57,626 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:57,626 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:21:57,626 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:57,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:57,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:57,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:57,627 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:57,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 22:21:57,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:57,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:57,650 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:57,650 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:21:57,651 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:57,651 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:21:57,651 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:57,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:57,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:57,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:57,652 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:57,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 22:21:57,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:57,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:57,660 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:57,661 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:21:57,661 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:57,661 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:21:57,661 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:57,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:57,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:57,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:57,662 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:57,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:21:57,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:57,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:57,670 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:57,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:21:57,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:57,671 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:21:57,671 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:57,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:57,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:57,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:57,672 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:57,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 22:21:57,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:57,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:57,684 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:57,685 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:21:57,685 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:57,686 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:21:57,686 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:57,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:21:57,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:57,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:21:57,687 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:57,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-27 22:21:57,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:57,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:57,702 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:57,702 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:21:57,703 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:57,707 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 22:21:57,707 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:57,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:21:57,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:57,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:21:57,708 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:57,753 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-27 22:21:57,754 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1220921360] [2020-10-27 22:21:57,757 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:21:57,757 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-27 22:21:57,759 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1407545312] [2020-10-27 22:21:57,765 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 22:21:57,765 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:21:57,779 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 22:21:57,782 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-27 22:21:57,784 INFO L87 Difference]: Start difference. First operand 183 states. Second operand 8 states. [2020-10-27 22:21:58,578 WARN L193 SmtUtils]: Spent 429.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:21:59,550 WARN L193 SmtUtils]: Spent 421.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 22:22:00,886 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:22:01,332 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:22:01,987 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 22:22:02,390 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 22:22:03,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:22:03,096 INFO L93 Difference]: Finished difference Result 386 states and 511 transitions. [2020-10-27 22:22:03,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-27 22:22:03,098 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 60 [2020-10-27 22:22:03,099 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:22:03,129 INFO L225 Difference]: With dead ends: 386 [2020-10-27 22:22:03,129 INFO L226 Difference]: Without dead ends: 236 [2020-10-27 22:22:03,139 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2020-10-27 22:22:03,162 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 236 states. [2020-10-27 22:22:03,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 236 to 206. [2020-10-27 22:22:03,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 206 states. [2020-10-27 22:22:03,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 206 states and 249 transitions. [2020-10-27 22:22:03,321 INFO L78 Accepts]: Start accepts. Automaton has 206 states and 249 transitions. Word has length 60 [2020-10-27 22:22:03,322 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:22:03,323 INFO L481 AbstractCegarLoop]: Abstraction has 206 states and 249 transitions. [2020-10-27 22:22:03,323 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 22:22:03,323 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 249 transitions. [2020-10-27 22:22:03,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2020-10-27 22:22:03,337 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:22:03,337 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] [2020-10-27 22:22:03,337 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 22:22:03,338 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]=== [2020-10-27 22:22:03,338 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:22:03,338 INFO L82 PathProgramCache]: Analyzing trace with hash 601590288, now seen corresponding path program 1 times [2020-10-27 22:22:03,339 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:22:03,341 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [277461585] [2020-10-27 22:22:03,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:22:03,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:03,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:03,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:04,584 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:04,584 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 137 [2020-10-27 22:22:04,585 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:22:04,585 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1193 [2020-10-27 22:22:04,585 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:04,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:22:04,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 93 [2020-10-27 22:22:04,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:22:04,586 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:04,949 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:22:04,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:22:04,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:04,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:04,995 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:04,996 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:04,996 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:04,996 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-27 22:22:04,996 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:04,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:04,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:04,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:04,997 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:05,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:22:05,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:05,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:05,013 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:05,013 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:22:05,013 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:05,013 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:05,014 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:05,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:05,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:05,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:05,014 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:05,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:22:05,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:05,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:05,018 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:05,018 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:22:05,019 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:05,019 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:05,019 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:05,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:05,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:05,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:05,020 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:05,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:22:05,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:05,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:05,023 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:05,023 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:05,024 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:05,024 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:05,024 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:05,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:05,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:05,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:05,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:05,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:22:05,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:05,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:05,029 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:05,029 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:22:05,029 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:05,030 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:05,030 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:05,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:05,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:05,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:05,031 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:05,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 22:22:05,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:05,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:05,042 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:05,043 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:05,043 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:05,043 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:05,043 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:05,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:05,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:05,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:05,051 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 7 [2020-10-27 22:22:05,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-27 22:22:05,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:05,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:05,058 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:05,058 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:22:05,058 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:05,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:22:05,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:05,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:05,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:05,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:05,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:05,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:22:05,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:05,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:05,065 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:05,065 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:05,065 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:05,066 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:05,066 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:05,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:05,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:05,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:05,066 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:05,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-27 22:22:05,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:05,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:05,108 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:05,108 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 22:22:05,108 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:05,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-27 22:22:05,109 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:05,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:22:05,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-27 22:22:05,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:22:05,109 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:05,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:22:05,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:05,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:05,143 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:05,144 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 22:22:05,144 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:05,144 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-27 22:22:05,144 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:05,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:22:05,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-27 22:22:05,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:22:05,145 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:05,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:22:05,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:05,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:05,226 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:05,226 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:22:05,227 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:05,227 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-27 22:22:05,227 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:05,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:22:05,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:05,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 22:22:05,228 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:22:05,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:22:05,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:05,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:05,273 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:05,273 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:22:05,273 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:05,274 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:05,274 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:05,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:05,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:05,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:05,275 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:05,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:22:05,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:05,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:05,280 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:05,281 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:05,281 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:05,281 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:22:05,281 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:05,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:05,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:22:05,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:05,282 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:05,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-27 22:22:05,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:05,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:05,293 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:05,293 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:05,293 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:05,293 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:22:05,293 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:05,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:05,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:22:05,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:05,294 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:05,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-27 22:22:05,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:05,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:05,305 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:05,305 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:05,305 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:05,306 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:05,306 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:05,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:05,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:22:05,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:05,307 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:05,329 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-27 22:22:05,330 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [277461585] [2020-10-27 22:22:05,330 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:22:05,330 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-27 22:22:05,330 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1573140136] [2020-10-27 22:22:05,334 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 22:22:05,334 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:22:05,335 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 22:22:05,335 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-27 22:22:05,336 INFO L87 Difference]: Start difference. First operand 206 states and 249 transitions. Second operand 9 states. [2020-10-27 22:22:06,984 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 22:22:07,392 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-27 22:22:07,809 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 22:22:08,214 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 22:22:09,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:22:09,085 INFO L93 Difference]: Finished difference Result 446 states and 586 transitions. [2020-10-27 22:22:09,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-27 22:22:09,086 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 89 [2020-10-27 22:22:09,087 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:22:09,091 INFO L225 Difference]: With dead ends: 446 [2020-10-27 22:22:09,091 INFO L226 Difference]: Without dead ends: 268 [2020-10-27 22:22:09,093 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2020-10-27 22:22:09,094 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 268 states. [2020-10-27 22:22:09,159 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 268 to 217. [2020-10-27 22:22:09,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 217 states. [2020-10-27 22:22:09,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 217 states and 266 transitions. [2020-10-27 22:22:09,162 INFO L78 Accepts]: Start accepts. Automaton has 217 states and 266 transitions. Word has length 89 [2020-10-27 22:22:09,163 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:22:09,163 INFO L481 AbstractCegarLoop]: Abstraction has 217 states and 266 transitions. [2020-10-27 22:22:09,163 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-27 22:22:09,163 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 266 transitions. [2020-10-27 22:22:09,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2020-10-27 22:22:09,165 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:22:09,165 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] [2020-10-27 22:22:09,165 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 22:22:09,166 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]=== [2020-10-27 22:22:09,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:22:09,166 INFO L82 PathProgramCache]: Analyzing trace with hash 876349902, now seen corresponding path program 1 times [2020-10-27 22:22:09,167 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:22:09,167 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1509645924] [2020-10-27 22:22:09,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:22:09,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:09,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:09,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:09,871 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:09,871 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 137 [2020-10-27 22:22:09,871 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:22:09,872 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 652 [2020-10-27 22:22:09,872 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:09,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:22:09,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 89 [2020-10-27 22:22:09,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:22:09,873 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:22:10,290 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:22:10,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:22:10,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:10,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:10,329 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:10,330 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:10,330 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:10,330 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-27 22:22:10,330 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:10,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:10,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:10,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:10,331 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:10,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:22:10,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:10,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:10,349 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:10,349 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:22:10,349 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:10,349 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:22:10,349 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:10,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:10,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:10,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:10,350 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:10,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:22:10,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:10,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:10,353 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:10,353 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:22:10,353 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:10,353 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:22:10,354 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:10,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:10,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:10,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:10,354 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:10,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:22:10,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:10,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:10,358 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:10,358 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:10,359 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:10,359 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:10,359 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:10,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:10,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:10,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:10,360 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:22:10,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:22:10,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:10,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:10,364 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:10,364 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:22:10,365 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:10,365 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:10,365 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:10,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:10,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:10,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:10,366 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:10,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 22:22:10,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:10,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:10,397 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:10,398 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:10,398 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:10,398 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:10,399 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:10,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:10,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:10,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:10,400 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:10,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-27 22:22:10,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:10,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:10,405 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:10,405 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:22:10,405 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:10,405 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:22:10,405 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:10,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:10,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:10,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:10,406 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:10,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:22:10,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:10,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:10,409 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:10,410 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:10,410 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:10,410 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:10,410 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:10,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:10,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:10,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:10,412 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:22:10,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-27 22:22:10,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:10,429 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:10,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:10,450 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 22:22:10,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:10,450 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-27 22:22:10,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:10,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:22:10,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-27 22:22:10,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:22:10,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:10,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:22:10,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:10,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:10,483 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:10,484 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 22:22:10,484 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:10,484 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-27 22:22:10,484 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:10,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:22:10,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-27 22:22:10,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:22:10,485 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:10,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:22:10,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:10,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:10,502 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:10,502 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:22:10,503 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:10,503 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 22:22:10,503 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:10,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:22:10,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 22:22:10,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:22:10,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:10,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:22:10,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:10,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:10,533 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:10,534 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:22:10,534 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:10,534 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:22:10,534 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:10,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 22:22:10,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:10,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:22:10,535 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:10,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:22:10,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:10,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:10,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:10,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:10,557 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:10,557 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:10,557 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:10,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:10,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:22:10,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:10,558 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:10,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-27 22:22:10,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:10,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:10,565 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:10,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:10,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:10,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:10,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:10,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:10,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:22:10,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:10,566 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:10,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-27 22:22:10,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:10,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:10,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:10,570 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:10,570 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:10,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:10,571 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:10,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:10,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:22:10,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:10,571 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:10,591 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-27 22:22:10,591 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1509645924] [2020-10-27 22:22:10,592 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:22:10,592 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-27 22:22:10,592 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [658121188] [2020-10-27 22:22:10,593 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 22:22:10,593 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:22:10,593 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 22:22:10,594 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2020-10-27 22:22:10,594 INFO L87 Difference]: Start difference. First operand 217 states and 266 transitions. Second operand 8 states. [2020-10-27 22:22:12,072 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 22:22:12,528 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:22:12,923 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:22:13,808 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:22:13,809 INFO L93 Difference]: Finished difference Result 464 states and 626 transitions. [2020-10-27 22:22:13,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-27 22:22:13,812 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 89 [2020-10-27 22:22:13,812 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:22:13,818 INFO L225 Difference]: With dead ends: 464 [2020-10-27 22:22:13,819 INFO L226 Difference]: Without dead ends: 275 [2020-10-27 22:22:13,822 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2020-10-27 22:22:13,823 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 275 states. [2020-10-27 22:22:13,885 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 275 to 221. [2020-10-27 22:22:13,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 221 states. [2020-10-27 22:22:13,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 221 states and 270 transitions. [2020-10-27 22:22:13,887 INFO L78 Accepts]: Start accepts. Automaton has 221 states and 270 transitions. Word has length 89 [2020-10-27 22:22:13,888 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:22:13,888 INFO L481 AbstractCegarLoop]: Abstraction has 221 states and 270 transitions. [2020-10-27 22:22:13,888 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 22:22:13,888 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 270 transitions. [2020-10-27 22:22:13,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2020-10-27 22:22:13,889 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:22:13,890 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] [2020-10-27 22:22:13,890 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 22:22:13,890 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]=== [2020-10-27 22:22:13,890 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:22:13,891 INFO L82 PathProgramCache]: Analyzing trace with hash -668378551, now seen corresponding path program 1 times [2020-10-27 22:22:13,891 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:22:13,891 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1604616098] [2020-10-27 22:22:13,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:22:13,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:13,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:14,658 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:14,659 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 139 [2020-10-27 22:22:14,659 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:14,659 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 738 [2020-10-27 22:22:14,659 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:14,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 22:22:14,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:22:14,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 87 [2020-10-27 22:22:14,660 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:15,052 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:22:15,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:22:15,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:15,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:15,155 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:15,155 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:15,155 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:15,155 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 85 [2020-10-27 22:22:15,155 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:15,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:22:15,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:15,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 22:22:15,156 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:15,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:22:15,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:15,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:15,177 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:15,177 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:22:15,177 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:15,177 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:15,178 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:15,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:22:15,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:15,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:22:15,178 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:15,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:22:15,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:15,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:15,182 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:15,182 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:22:15,182 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:15,182 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:15,182 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:15,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:22:15,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:15,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:22:15,183 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:15,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:22:15,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:15,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:15,189 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:15,189 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:15,189 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:15,189 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:22:15,189 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:15,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:22:15,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:15,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:22:15,190 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:15,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:22:15,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:15,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:15,194 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:15,194 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:22:15,194 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:15,194 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:15,194 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:15,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:22:15,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:15,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:22:15,195 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:15,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 22:22:15,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:15,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:15,208 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:15,208 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:15,208 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:15,208 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:22:15,208 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:15,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:22:15,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:15,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:22:15,209 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:15,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 22:22:15,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:15,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:15,217 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:15,217 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:22:15,217 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:15,217 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:22:15,218 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:15,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:22:15,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:15,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 22:22:15,218 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:15,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:22:15,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:15,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:15,227 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:15,228 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:15,228 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:15,228 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:22:15,228 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:15,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:15,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:15,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:15,230 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:22:15,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-27 22:22:15,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:15,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:15,268 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:15,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 22:22:15,268 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:15,268 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 22:22:15,269 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:15,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:22:15,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-27 22:22:15,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-27 22:22:15,269 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:15,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:22:15,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:15,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:15,295 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:15,296 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 22:22:15,296 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:15,296 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 22:22:15,296 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:15,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:22:15,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:15,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 22:22:15,297 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:15,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:22:15,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:15,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:15,319 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:15,319 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:22:15,320 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:15,320 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:22:15,320 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:15,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:22:15,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:15,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:22:15,321 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:15,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:22:15,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:15,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:15,342 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:15,342 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:22:15,343 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:15,343 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:22:15,343 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:15,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:22:15,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:15,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 22:22:15,344 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:15,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:22:15,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:15,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:15,359 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:15,359 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:15,359 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:15,360 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:22:15,360 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:15,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:22:15,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:15,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:22:15,361 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:15,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-27 22:22:15,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:15,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:15,366 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:15,366 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:15,366 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:15,367 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:15,367 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:15,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:15,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:22:15,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:15,368 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:15,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-27 22:22:15,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:15,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:15,371 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:15,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:15,371 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:15,372 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:15,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:15,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:15,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:22:15,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:15,372 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:15,392 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-27 22:22:15,393 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1604616098] [2020-10-27 22:22:15,393 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:22:15,393 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-27 22:22:15,393 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2114652970] [2020-10-27 22:22:15,395 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-27 22:22:15,395 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:22:15,396 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-27 22:22:15,396 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-10-27 22:22:15,396 INFO L87 Difference]: Start difference. First operand 221 states and 270 transitions. Second operand 7 states. [2020-10-27 22:22:16,178 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:22:16,982 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:22:19,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:22:19,602 INFO L93 Difference]: Finished difference Result 678 states and 930 transitions. [2020-10-27 22:22:19,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-27 22:22:19,603 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 93 [2020-10-27 22:22:19,604 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:22:19,609 INFO L225 Difference]: With dead ends: 678 [2020-10-27 22:22:19,609 INFO L226 Difference]: Without dead ends: 475 [2020-10-27 22:22:19,611 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 37 SyntacticMatches, 3 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=64, Invalid=146, Unknown=0, NotChecked=0, Total=210 [2020-10-27 22:22:19,612 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 475 states. [2020-10-27 22:22:19,696 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 475 to 419. [2020-10-27 22:22:19,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 419 states. [2020-10-27 22:22:19,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 419 states and 533 transitions. [2020-10-27 22:22:19,701 INFO L78 Accepts]: Start accepts. Automaton has 419 states and 533 transitions. Word has length 93 [2020-10-27 22:22:19,701 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:22:19,701 INFO L481 AbstractCegarLoop]: Abstraction has 419 states and 533 transitions. [2020-10-27 22:22:19,702 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-27 22:22:19,702 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 533 transitions. [2020-10-27 22:22:19,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2020-10-27 22:22:19,703 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:22:19,704 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:22:19,704 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-27 22:22:19,704 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]=== [2020-10-27 22:22:19,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:22:19,705 INFO L82 PathProgramCache]: Analyzing trace with hash -2069679284, now seen corresponding path program 1 times [2020-10-27 22:22:19,705 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:22:19,705 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1019527936] [2020-10-27 22:22:19,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:22:19,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:19,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:19,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:19,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:19,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:20,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:20,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:20,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:24,753 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:24,753 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 184 [2020-10-27 22:22:24,753 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 22:22:24,753 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-27 22:22:24,754 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:24,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-27 22:22:24,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 86 [2020-10-27 22:22:24,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 82 [2020-10-27 22:22:24,754 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:25,158 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:22:25,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:22:25,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:25,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:25,192 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:25,193 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:25,193 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:25,193 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-27 22:22:25,193 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:25,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:25,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:25,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:25,194 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:25,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:22:25,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:25,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:25,208 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:25,208 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:22:25,208 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:25,208 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:25,208 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:25,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:25,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:25,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:25,209 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:25,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:22:25,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:25,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:25,211 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:25,211 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:22:25,212 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:25,212 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:22:25,212 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:25,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:25,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:25,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:25,212 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:25,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:22:25,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:25,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:25,215 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:25,216 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:25,216 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:25,216 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:25,216 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:25,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:25,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:25,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:25,217 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:25,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:22:25,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:25,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:25,219 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:25,219 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:22:25,220 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:25,220 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:22:25,220 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:25,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:25,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:25,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:25,220 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:25,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 22:22:25,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:25,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:25,234 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:25,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:25,235 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:25,235 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:25,235 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:25,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:25,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:25,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:25,236 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:25,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 22:22:25,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:25,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:25,252 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:25,252 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:25,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:25,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:25,252 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:25,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:25,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:25,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:25,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:25,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-27 22:22:25,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:25,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:25,292 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:25,292 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-27 22:22:25,292 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:25,292 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-27 22:22:25,293 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:25,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:22:25,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:25,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 27 [2020-10-27 22:22:25,293 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:25,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:22:25,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:25,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:25,306 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:25,306 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:22:25,306 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:25,306 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:22:25,307 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:25,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:25,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:25,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:25,307 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:25,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:22:25,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:25,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:25,310 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:25,311 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:25,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:25,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:22:25,311 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:25,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:25,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:25,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:25,312 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:25,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 22:22:25,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:25,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:25,324 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:25,324 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:22:25,325 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:25,325 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 22:22:25,325 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:25,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:22:25,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:25,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 22:22:25,326 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:25,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:22:25,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:25,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:25,430 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:25,431 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:25,431 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:25,431 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:22:25,431 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:25,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 22:22:25,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:25,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:22:25,432 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:25,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2020-10-27 22:22:25,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:25,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:25,456 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:25,456 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:22:25,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:25,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:22:25,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:25,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:22:25,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:25,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 22:22:25,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:25,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:22:25,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:25,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:25,460 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:25,460 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:25,460 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:25,460 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:22:25,460 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:25,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:25,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:25,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:25,461 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:25,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-27 22:22:25,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:25,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:25,491 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:25,491 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 22:22:25,491 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:25,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 22:22:25,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:25,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:22:25,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:25,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-27 22:22:25,492 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:25,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:22:25,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:25,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:25,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:25,500 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 22:22:25,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:25,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:22:25,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:25,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:25,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:25,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:25,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:25,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:22:25,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:25,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:25,507 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:25,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:22:25,507 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:25,507 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:22:25,507 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:25,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:25,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:25,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:25,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:25,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:22:25,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:25,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:25,511 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:25,511 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:22:25,511 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:25,511 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:22:25,512 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:25,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:25,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:25,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:25,512 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:25,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:22:25,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:25,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:25,515 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:25,515 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:25,515 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:25,515 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:22:25,516 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:25,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:25,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:25,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:25,516 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:25,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2020-10-27 22:22:25,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:25,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:25,522 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:25,522 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:25,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:25,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:22:25,522 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:25,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:22:25,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:25,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:22:25,523 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:25,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-27 22:22:25,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:25,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:25,527 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:25,527 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:25,527 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:25,528 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:25,528 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:25,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:25,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:22:25,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:25,528 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:25,555 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-27 22:22:25,555 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1019527936] [2020-10-27 22:22:25,555 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:22:25,556 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-27 22:22:25,556 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [983575419] [2020-10-27 22:22:25,556 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-27 22:22:25,556 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:22:25,557 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-27 22:22:25,557 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2020-10-27 22:22:25,557 INFO L87 Difference]: Start difference. First operand 419 states and 533 transitions. Second operand 13 states. [2020-10-27 22:22:27,193 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:22:27,618 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2020-10-27 22:22:28,023 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2020-10-27 22:22:28,414 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 22:22:29,037 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:22:29,989 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 22:22:30,396 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 22:22:32,461 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:22:32,461 INFO L93 Difference]: Finished difference Result 1281 states and 2025 transitions. [2020-10-27 22:22:32,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-10-27 22:22:32,462 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 124 [2020-10-27 22:22:32,463 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:22:32,471 INFO L225 Difference]: With dead ends: 1281 [2020-10-27 22:22:32,471 INFO L226 Difference]: Without dead ends: 841 [2020-10-27 22:22:32,475 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 46 SyntacticMatches, 2 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 105 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=217, Invalid=539, Unknown=0, NotChecked=0, Total=756 [2020-10-27 22:22:32,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 841 states. [2020-10-27 22:22:32,640 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 841 to 661. [2020-10-27 22:22:32,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 661 states. [2020-10-27 22:22:32,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 661 states and 962 transitions. [2020-10-27 22:22:32,653 INFO L78 Accepts]: Start accepts. Automaton has 661 states and 962 transitions. Word has length 124 [2020-10-27 22:22:32,655 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:22:32,655 INFO L481 AbstractCegarLoop]: Abstraction has 661 states and 962 transitions. [2020-10-27 22:22:32,655 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-27 22:22:32,655 INFO L276 IsEmpty]: Start isEmpty. Operand 661 states and 962 transitions. [2020-10-27 22:22:32,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2020-10-27 22:22:32,657 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:22:32,657 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, 1, 1, 1, 1] [2020-10-27 22:22:32,657 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-27 22:22:32,657 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]=== [2020-10-27 22:22:32,659 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:22:32,659 INFO L82 PathProgramCache]: Analyzing trace with hash 20022959, now seen corresponding path program 1 times [2020-10-27 22:22:32,659 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:22:32,659 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1646364932] [2020-10-27 22:22:32,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:22:32,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:32,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:33,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:34,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:34,455 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 145 [2020-10-27 22:22:34,455 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:22:34,455 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1758 [2020-10-27 22:22:34,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:34,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 22:22:34,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 55 [2020-10-27 22:22:34,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 74 [2020-10-27 22:22:34,456 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:34,880 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:22:34,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:22:34,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:34,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:34,953 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:34,953 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:34,953 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:34,954 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 56 [2020-10-27 22:22:34,954 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:34,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:34,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:34,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:34,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:34,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:22:34,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:34,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:34,977 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:34,977 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:22:34,977 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:34,977 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:34,977 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:34,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:34,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:34,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:34,978 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:34,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:22:34,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:34,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:34,983 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:34,983 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:22:34,983 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:34,983 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:22:34,983 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:34,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:34,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:34,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:34,984 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:34,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:22:34,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:34,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:34,987 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:34,987 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:34,987 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:34,989 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:34,989 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:34,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:34,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:34,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:34,990 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:34,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:22:34,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:34,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:34,992 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:34,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:22:34,992 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:34,992 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:22:34,992 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:34,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:34,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:34,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:34,993 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:35,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 22:22:35,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:35,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:35,007 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:35,008 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:35,008 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:35,008 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:22:35,008 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:35,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:35,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:35,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:35,009 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:35,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 22:22:35,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:35,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:35,040 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:35,041 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:35,041 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:35,041 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:22:35,041 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:35,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:22:35,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:35,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 22:22:35,042 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:35,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-27 22:22:35,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:35,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:35,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:35,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:22:35,054 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:35,054 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 22:22:35,054 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:35,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:22:35,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:35,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 22:22:35,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:35,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:22:35,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:35,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:35,058 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:35,058 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:35,058 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:35,058 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:22:35,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:35,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:35,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:35,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:35,059 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:35,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-27 22:22:35,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:35,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:35,096 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:35,097 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 22:22:35,097 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:35,097 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-27 22:22:35,097 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:35,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 22:22:35,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:35,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-27 22:22:35,098 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:35,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:22:35,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:35,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:35,133 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:35,134 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 22:22:35,134 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:35,134 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 22:22:35,134 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:35,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:22:35,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:35,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 22:22:35,135 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:35,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:22:35,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:35,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:35,148 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:35,148 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:22:35,148 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:35,148 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:22:35,148 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:35,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:22:35,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:35,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:22:35,149 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:35,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:22:35,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:35,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:35,158 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:35,158 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:22:35,158 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:35,158 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:22:35,158 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:35,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:22:35,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:35,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 22:22:35,159 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:35,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:22:35,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:35,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:35,164 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:35,164 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:35,164 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:35,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:35,164 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:35,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:22:35,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:35,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:22:35,165 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:35,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-27 22:22:35,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:35,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:35,173 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:35,173 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:35,174 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:35,174 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:22:35,174 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:35,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:22:35,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:35,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:22:35,174 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:35,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-27 22:22:35,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:35,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:35,201 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:35,201 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:35,201 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:35,201 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:35,202 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:35,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:35,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:22:35,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:35,202 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:35,221 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-27 22:22:35,221 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1646364932] [2020-10-27 22:22:35,223 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:22:35,223 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-27 22:22:35,223 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [836450095] [2020-10-27 22:22:35,224 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-27 22:22:35,224 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:22:35,225 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-27 22:22:35,225 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2020-10-27 22:22:35,225 INFO L87 Difference]: Start difference. First operand 661 states and 962 transitions. Second operand 12 states. [2020-10-27 22:22:36,439 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:22:37,602 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 22:22:38,095 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 22:22:38,539 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:22:39,757 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 22:22:40,184 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 22:22:40,606 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-27 22:22:42,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:22:42,844 INFO L93 Difference]: Finished difference Result 1427 states and 2215 transitions. [2020-10-27 22:22:42,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-10-27 22:22:42,845 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 97 [2020-10-27 22:22:42,845 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:22:42,853 INFO L225 Difference]: With dead ends: 1427 [2020-10-27 22:22:42,853 INFO L226 Difference]: Without dead ends: 864 [2020-10-27 22:22:42,858 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 168 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=253, Invalid=617, Unknown=0, NotChecked=0, Total=870 [2020-10-27 22:22:42,859 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 864 states. [2020-10-27 22:22:42,992 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 864 to 691. [2020-10-27 22:22:42,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 691 states. [2020-10-27 22:22:42,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 691 states and 949 transitions. [2020-10-27 22:22:42,997 INFO L78 Accepts]: Start accepts. Automaton has 691 states and 949 transitions. Word has length 97 [2020-10-27 22:22:42,998 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:22:42,998 INFO L481 AbstractCegarLoop]: Abstraction has 691 states and 949 transitions. [2020-10-27 22:22:42,998 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-27 22:22:42,998 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 949 transitions. [2020-10-27 22:22:43,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2020-10-27 22:22:43,001 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:22:43,001 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:22:43,001 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-27 22:22:43,002 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]=== [2020-10-27 22:22:43,002 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:22:43,002 INFO L82 PathProgramCache]: Analyzing trace with hash 61242442, now seen corresponding path program 1 times [2020-10-27 22:22:43,002 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:22:43,003 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1401947943] [2020-10-27 22:22:43,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:22:43,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:43,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:43,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:43,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:43,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:43,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:43,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:43,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:47,293 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:47,294 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 190 [2020-10-27 22:22:47,294 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 22:22:47,294 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4238 [2020-10-27 22:22:47,294 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:47,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:22:47,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 148 [2020-10-27 22:22:47,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-27 22:22:47,294 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:47,823 WARN L193 SmtUtils]: Spent 452.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:22:47,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:22:47,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:47,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:47,868 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:47,868 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:47,868 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:47,869 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-27 22:22:47,869 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:47,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:47,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:47,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:47,869 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:47,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:22:47,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:47,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:47,884 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:47,884 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:22:47,884 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:47,884 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:47,884 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:47,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:47,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:47,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:47,885 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:47,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:22:47,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:47,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:47,888 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:47,888 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:22:47,888 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:47,889 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:22:47,889 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:47,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:47,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:47,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:47,890 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:47,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:22:47,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:47,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:47,893 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:47,893 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:47,893 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:47,893 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:47,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:47,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:47,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:47,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:47,895 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:47,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:22:47,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:47,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:47,897 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:47,898 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:22:47,898 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:47,898 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:22:47,898 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:47,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:47,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:47,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:47,899 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:22:47,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 22:22:47,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:47,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:47,916 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:47,916 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:47,917 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:47,917 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:47,917 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:47,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:47,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:47,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:47,918 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:47,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 22:22:47,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:47,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:47,936 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:47,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:47,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:47,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:47,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:47,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:47,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:47,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:47,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:47,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-27 22:22:47,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:47,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:47,966 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:47,966 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 73 [2020-10-27 22:22:47,966 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:47,967 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:22:47,967 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:47,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:47,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:47,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:47,967 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:47,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:22:47,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:47,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:47,978 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:47,978 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:22:47,979 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:47,979 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:47,979 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:47,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:47,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:47,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:47,979 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:47,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:22:47,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:47,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:47,983 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:47,983 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:47,983 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:47,983 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:47,983 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:47,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:47,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:47,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:47,984 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:47,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 22:22:48,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:48,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:48,004 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:48,005 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 22:22:48,005 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:48,005 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:22:48,005 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:48,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:48,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:48,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:48,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:48,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:22:48,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:48,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:48,017 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:48,017 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 22:22:48,018 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:48,018 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:22:48,018 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:48,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:48,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:48,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:48,018 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:48,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:22:48,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:48,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:48,024 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:48,024 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:22:48,024 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:48,025 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:22:48,025 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:48,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:48,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:48,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:48,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:48,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:22:48,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:48,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:48,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:48,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:22:48,030 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:48,030 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:48,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:48,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:48,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:48,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:48,031 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:48,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:22:48,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:48,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:48,035 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:48,036 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:48,036 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:48,036 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:22:48,036 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:48,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:48,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:48,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:48,037 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:48,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-27 22:22:48,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:48,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:48,041 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:48,042 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:22:48,042 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:48,042 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:48,042 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:48,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:48,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:48,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:48,042 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:48,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:22:48,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:48,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:48,045 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:48,046 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:48,046 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:48,046 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:22:48,046 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:48,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:48,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:48,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:48,047 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:48,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-10-27 22:22:48,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:48,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:48,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:48,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:22:48,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:48,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:22:48,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:48,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:22:48,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:48,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 22:22:48,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:48,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:22:48,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:48,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:48,080 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:48,080 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:48,081 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:48,081 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 22:22:48,081 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:48,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 22:22:48,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:48,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:22:48,081 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:48,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-27 22:22:48,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:48,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:48,105 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:48,105 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:48,105 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:48,105 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:22:48,106 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:48,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:22:48,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:48,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:22:48,106 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:48,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2020-10-27 22:22:48,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:48,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:48,110 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:48,111 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:48,111 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:48,111 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:48,111 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:48,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:22:48,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:48,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:22:48,112 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:48,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-27 22:22:48,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:48,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:48,120 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:48,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:48,120 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:48,120 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:22:48,120 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:48,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:22:48,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:48,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:22:48,121 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:48,151 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-10-27 22:22:48,151 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1401947943] [2020-10-27 22:22:48,151 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:22:48,151 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-27 22:22:48,152 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1657724882] [2020-10-27 22:22:48,152 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-27 22:22:48,152 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:22:48,153 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-27 22:22:48,153 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2020-10-27 22:22:48,153 INFO L87 Difference]: Start difference. First operand 691 states and 949 transitions. Second operand 11 states. [2020-10-27 22:22:48,886 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:22:49,735 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:22:50,132 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:22:50,726 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:22:51,579 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:22:52,311 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-27 22:22:52,972 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2020-10-27 22:22:53,742 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 22:22:54,211 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2020-10-27 22:22:54,751 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-27 22:22:55,346 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-27 22:22:56,339 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:22:56,339 INFO L93 Difference]: Finished difference Result 1558 states and 2308 transitions. [2020-10-27 22:22:56,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2020-10-27 22:22:56,340 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 128 [2020-10-27 22:22:56,340 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:22:56,341 INFO L225 Difference]: With dead ends: 1558 [2020-10-27 22:22:56,341 INFO L226 Difference]: Without dead ends: 0 [2020-10-27 22:22:56,350 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 364 ImplicationChecksByTransitivity, 5.0s TimeCoverageRelationStatistics Valid=393, Invalid=1089, Unknown=0, NotChecked=0, Total=1482 [2020-10-27 22:22:56,350 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-27 22:22:56,350 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-27 22:22:56,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-27 22:22:56,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-27 22:22:56,351 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 128 [2020-10-27 22:22:56,351 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:22:56,351 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-27 22:22:56,351 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-27 22:22:56,351 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-27 22:22:56,351 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-27 22:22:56,351 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-27 22:22:56,354 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-27 22:22:56,579 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 214 [2020-10-27 22:22:56,719 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 214 [2020-10-27 22:22:57,135 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 214 [2020-10-27 22:22:57,382 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 291 DAG size of output: 227 [2020-10-27 22:22:57,548 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 284 DAG size of output: 236 [2020-10-27 22:22:57,812 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 284 DAG size of output: 230 [2020-10-27 22:22:58,246 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 285 DAG size of output: 236 [2020-10-27 22:22:59,424 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 291 DAG size of output: 227 [2020-10-27 22:22:59,563 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 284 DAG size of output: 236 [2020-10-27 22:22:59,757 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 284 DAG size of output: 230 [2020-10-27 22:23:00,069 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 285 DAG size of output: 236 [2020-10-27 22:23:00,746 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 260 DAG size of output: 231 [2020-10-27 22:23:05,159 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 282 DAG size of output: 225 [2020-10-27 22:23:05,371 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 278 DAG size of output: 241 [2020-10-27 22:23:06,103 WARN L193 SmtUtils]: Spent 559.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 11 [2020-10-27 22:23:06,355 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 1 [2020-10-27 22:23:07,154 WARN L193 SmtUtils]: Spent 792.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 38 [2020-10-27 22:23:07,447 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 20 [2020-10-27 22:23:08,534 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 195 DAG size of output: 26 [2020-10-27 22:23:08,857 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 16 [2020-10-27 22:23:09,108 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 1 [2020-10-27 22:23:09,475 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 1 [2020-10-27 22:23:10,694 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 191 DAG size of output: 28 [2020-10-27 22:23:11,493 WARN L193 SmtUtils]: Spent 779.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 38 [2020-10-27 22:23:12,212 WARN L193 SmtUtils]: Spent 707.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 29 [2020-10-27 22:23:12,516 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 22 [2020-10-27 22:23:12,902 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 22 [2020-10-27 22:23:13,168 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 1 [2020-10-27 22:23:13,748 WARN L193 SmtUtils]: Spent 572.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 21 [2020-10-27 22:23:14,070 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 16 [2020-10-27 22:23:14,418 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:23:15,694 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 207 DAG size of output: 28 [2020-10-27 22:23:15,949 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 1 [2020-10-27 22:23:16,270 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 1 [2020-10-27 22:23:16,591 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 16 [2020-10-27 22:23:17,799 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 196 DAG size of output: 20 [2020-10-27 22:23:18,403 WARN L193 SmtUtils]: Spent 589.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 16 [2020-10-27 22:23:19,557 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 199 DAG size of output: 20 [2020-10-27 22:23:20,811 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 199 DAG size of output: 20 [2020-10-27 22:23:21,372 WARN L193 SmtUtils]: Spent 544.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 11 [2020-10-27 22:23:21,669 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 22 [2020-10-27 22:23:21,965 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 22 [2020-10-27 22:23:22,442 WARN L193 SmtUtils]: Spent 468.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 19 [2020-10-27 22:23:23,125 WARN L193 SmtUtils]: Spent 679.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 23 [2020-10-27 22:23:23,450 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 22 [2020-10-27 22:23:23,861 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 16 [2020-10-27 22:23:24,795 WARN L193 SmtUtils]: Spent 928.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 23 [2020-10-27 22:23:25,626 WARN L193 SmtUtils]: Spent 819.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 45 [2020-10-27 22:23:26,230 WARN L193 SmtUtils]: Spent 600.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 25 [2020-10-27 22:23:26,517 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 14 [2020-10-27 22:23:26,758 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 1 [2020-10-27 22:23:27,051 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 22 [2020-10-27 22:23:27,309 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 1 [2020-10-27 22:23:27,615 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 22 [2020-10-27 22:23:27,732 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 20 [2020-10-27 22:23:28,301 WARN L193 SmtUtils]: Spent 564.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 21 [2020-10-27 22:23:28,426 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 20 [2020-10-27 22:23:28,714 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 19 [2020-10-27 22:23:29,904 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 191 DAG size of output: 28 [2020-10-27 22:23:29,909 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-27 22:23:29,909 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-27 22:23:29,909 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-27 22:23:29,910 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-27 22:23:29,910 INFO L274 CegarLoopResult]: For program point L672(lines 672 676) no Hoare annotation was computed. [2020-10-27 22:23:29,910 INFO L274 CegarLoopResult]: For program point L672-1(lines 672 676) no Hoare annotation was computed. [2020-10-27 22:23:29,910 INFO L274 CegarLoopResult]: For program point L667(line 667) no Hoare annotation was computed. [2020-10-27 22:23:29,910 INFO L274 CegarLoopResult]: For program point L666-2(lines 666 687) no Hoare annotation was computed. [2020-10-27 22:23:29,911 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 641 696) no Hoare annotation was computed. [2020-10-27 22:23:29,911 INFO L274 CegarLoopResult]: For program point L688(lines 665 689) no Hoare annotation was computed. [2020-10-27 22:23:29,911 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 641 696) no Hoare annotation was computed. [2020-10-27 22:23:29,911 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 641 696) no Hoare annotation was computed. [2020-10-27 22:23:29,911 INFO L274 CegarLoopResult]: For program point L729(lines 729 733) no Hoare annotation was computed. [2020-10-27 22:23:29,911 INFO L274 CegarLoopResult]: For program point L729-1(lines 729 733) no Hoare annotation was computed. [2020-10-27 22:23:29,911 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 697 756) no Hoare annotation was computed. [2020-10-27 22:23:29,911 INFO L274 CegarLoopResult]: For program point L724(line 724) no Hoare annotation was computed. [2020-10-27 22:23:29,911 INFO L274 CegarLoopResult]: For program point L723-2(lines 723 748) no Hoare annotation was computed. [2020-10-27 22:23:29,911 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 697 756) no Hoare annotation was computed. [2020-10-27 22:23:29,912 INFO L274 CegarLoopResult]: For program point L749(lines 722 750) no Hoare annotation was computed. [2020-10-27 22:23:29,912 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 697 756) no Hoare annotation was computed. [2020-10-27 22:23:29,912 INFO L274 CegarLoopResult]: For program point L742(line 742) no Hoare annotation was computed. [2020-10-27 22:23:29,912 INFO L274 CegarLoopResult]: For program point L742-1(line 742) no Hoare annotation was computed. [2020-10-27 22:23:29,912 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 572 578) the Hoare annotation is: true [2020-10-27 22:23:29,912 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 572 578) no Hoare annotation was computed. [2020-10-27 22:23:29,912 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 579 587) no Hoare annotation was computed. [2020-10-27 22:23:29,912 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 579 587) the Hoare annotation is: true [2020-10-27 22:23:29,912 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 579 587) no Hoare annotation was computed. [2020-10-27 22:23:29,912 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 146 153) the Hoare annotation is: (or (not (= ~waterLevel~0 1)) (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (not (= ~pumpRunning~0 0)) (not (= ~pumpRunning~0 |old(~switchedOnBeforeTS~0)|))) [2020-10-27 22:23:29,913 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 146 153) no Hoare annotation was computed. [2020-10-27 22:23:29,913 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 146 153) no Hoare annotation was computed. [2020-10-27 22:23:29,913 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 154 163) the Hoare annotation is: (let ((.cse1 (not (<= ~waterLevel~0 2))) (.cse0 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|))) (and (or .cse0 (not (= 2 ~waterLevel~0))) (or (= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse1 (not (= ~pumpRunning~0 |old(~switchedOnBeforeTS~0)|))) (or (not (= ~pumpRunning~0 0)) .cse1 .cse0))) [2020-10-27 22:23:29,913 INFO L274 CegarLoopResult]: For program point L159(line 159) no Hoare annotation was computed. [2020-10-27 22:23:29,913 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 154 163) no Hoare annotation was computed. [2020-10-27 22:23:29,913 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 154 163) no Hoare annotation was computed. [2020-10-27 22:23:29,913 INFO L270 CegarLoopResult]: At program point L179(line 179) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2)))) (and (or (not (= ~pumpRunning~0 0)) .cse0) (or (not (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) .cse0) (or .cse0 (not (<= 2 ~waterLevel~0))))) [2020-10-27 22:23:29,913 INFO L274 CegarLoopResult]: For program point L177(lines 177 183) no Hoare annotation was computed. [2020-10-27 22:23:29,914 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 164 192) the Hoare annotation is: true [2020-10-27 22:23:29,914 INFO L274 CegarLoopResult]: For program point L176(lines 176 186) no Hoare annotation was computed. [2020-10-27 22:23:29,914 INFO L270 CegarLoopResult]: At program point L174(line 174) the Hoare annotation is: (let ((.cse0 (not (= 2 __utac_acc__Specification5_spec__3_~tmp~0))) (.cse1 (< 1 ~waterLevel~0))) (and (or (not (= ~pumpRunning~0 0)) .cse0 .cse1) (or (not (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) .cse0 .cse1) (or (not (<= ~waterLevel~0 2)) (not (<= 2 ~waterLevel~0))))) [2020-10-27 22:23:29,914 INFO L274 CegarLoopResult]: For program point L174-1(line 174) no Hoare annotation was computed. [2020-10-27 22:23:29,914 INFO L274 CegarLoopResult]: For program point L172(lines 172 189) no Hoare annotation was computed. [2020-10-27 22:23:29,914 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 164 192) no Hoare annotation was computed. [2020-10-27 22:23:29,914 INFO L274 CegarLoopResult]: For program point L172-1(lines 164 192) no Hoare annotation was computed. [2020-10-27 22:23:29,914 INFO L277 CegarLoopResult]: At program point L170(line 170) the Hoare annotation is: true [2020-10-27 22:23:29,914 INFO L274 CegarLoopResult]: For program point L170-1(line 170) no Hoare annotation was computed. [2020-10-27 22:23:29,914 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 273 295) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) [2020-10-27 22:23:29,915 INFO L270 CegarLoopResult]: At program point L285(line 285) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) [2020-10-27 22:23:29,915 INFO L270 CegarLoopResult]: At program point L285-1(line 285) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) [2020-10-27 22:23:29,915 INFO L274 CegarLoopResult]: For program point L283(lines 283 290) no Hoare annotation was computed. [2020-10-27 22:23:29,915 INFO L274 CegarLoopResult]: For program point L283-1(lines 283 290) no Hoare annotation was computed. [2020-10-27 22:23:29,915 INFO L274 CegarLoopResult]: For program point L281(line 281) no Hoare annotation was computed. [2020-10-27 22:23:29,915 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 273 295) no Hoare annotation was computed. [2020-10-27 22:23:29,915 INFO L270 CegarLoopResult]: At program point L280(line 280) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) [2020-10-27 22:23:29,915 INFO L270 CegarLoopResult]: At program point L279(line 279) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) [2020-10-27 22:23:29,915 INFO L270 CegarLoopResult]: At program point L279-1(line 279) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) [2020-10-27 22:23:29,915 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 273 295) no Hoare annotation was computed. [2020-10-27 22:23:29,916 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 227 250) no Hoare annotation was computed. [2020-10-27 22:23:29,916 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 227 250) no Hoare annotation was computed. [2020-10-27 22:23:29,916 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 227 250) no Hoare annotation was computed. [2020-10-27 22:23:29,916 INFO L274 CegarLoopResult]: For program point L245(line 245) no Hoare annotation was computed. [2020-10-27 22:23:29,916 INFO L274 CegarLoopResult]: For program point L244(line 244) no Hoare annotation was computed. [2020-10-27 22:23:29,916 INFO L274 CegarLoopResult]: For program point L243(line 243) no Hoare annotation was computed. [2020-10-27 22:23:29,916 INFO L274 CegarLoopResult]: For program point L242(line 242) no Hoare annotation was computed. [2020-10-27 22:23:29,916 INFO L274 CegarLoopResult]: For program point L241(line 241) no Hoare annotation was computed. [2020-10-27 22:23:29,916 INFO L274 CegarLoopResult]: For program point L240(line 240) no Hoare annotation was computed. [2020-10-27 22:23:29,916 INFO L274 CegarLoopResult]: For program point L239(line 239) no Hoare annotation was computed. [2020-10-27 22:23:29,916 INFO L274 CegarLoopResult]: For program point L238(line 238) no Hoare annotation was computed. [2020-10-27 22:23:29,916 INFO L274 CegarLoopResult]: For program point L237(line 237) no Hoare annotation was computed. [2020-10-27 22:23:29,916 INFO L274 CegarLoopResult]: For program point L236(line 236) no Hoare annotation was computed. [2020-10-27 22:23:29,917 INFO L274 CegarLoopResult]: For program point L235(line 235) no Hoare annotation was computed. [2020-10-27 22:23:29,917 INFO L274 CegarLoopResult]: For program point L234(line 234) no Hoare annotation was computed. [2020-10-27 22:23:29,917 INFO L274 CegarLoopResult]: For program point L233(line 233) no Hoare annotation was computed. [2020-10-27 22:23:29,917 INFO L274 CegarLoopResult]: For program point L232(line 232) no Hoare annotation was computed. [2020-10-27 22:23:29,917 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 424 432) no Hoare annotation was computed. [2020-10-27 22:23:29,917 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 424 432) the Hoare annotation is: true [2020-10-27 22:23:29,917 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 424 432) no Hoare annotation was computed. [2020-10-27 22:23:29,917 INFO L274 CegarLoopResult]: For program point L440(lines 440 448) no Hoare annotation was computed. [2020-10-27 22:23:29,917 INFO L274 CegarLoopResult]: For program point L440-2(lines 440 448) no Hoare annotation was computed. [2020-10-27 22:23:29,917 INFO L274 CegarLoopResult]: For program point L463(line 463) no Hoare annotation was computed. [2020-10-27 22:23:29,917 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 433 468) no Hoare annotation was computed. [2020-10-27 22:23:29,917 INFO L274 CegarLoopResult]: For program point L463-1(line 463) no Hoare annotation was computed. [2020-10-27 22:23:29,918 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 433 468) no Hoare annotation was computed. [2020-10-27 22:23:29,918 INFO L274 CegarLoopResult]: For program point L452(lines 452 460) no Hoare annotation was computed. [2020-10-27 22:23:29,918 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 433 468) no Hoare annotation was computed. [2020-10-27 22:23:29,918 INFO L274 CegarLoopResult]: For program point L452-2(lines 452 460) no Hoare annotation was computed. [2020-10-27 22:23:29,918 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 565 571) no Hoare annotation was computed. [2020-10-27 22:23:29,918 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 565 571) the Hoare annotation is: true [2020-10-27 22:23:29,918 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 595 640) no Hoare annotation was computed. [2020-10-27 22:23:29,918 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 595 640) no Hoare annotation was computed. [2020-10-27 22:23:29,918 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 595 640) no Hoare annotation was computed. [2020-10-27 22:23:29,918 INFO L274 CegarLoopResult]: For program point L928(lines 928 935) no Hoare annotation was computed. [2020-10-27 22:23:29,918 INFO L274 CegarLoopResult]: For program point L922(lines 922 942) no Hoare annotation was computed. [2020-10-27 22:23:29,918 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 908 953) no Hoare annotation was computed. [2020-10-27 22:23:29,919 INFO L274 CegarLoopResult]: For program point L922-1(lines 922 942) no Hoare annotation was computed. [2020-10-27 22:23:29,919 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 932 933) no Hoare annotation was computed. [2020-10-27 22:23:29,919 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 939 940) no Hoare annotation was computed. [2020-10-27 22:23:29,919 INFO L274 CegarLoopResult]: For program point L939(lines 939 940) no Hoare annotation was computed. [2020-10-27 22:23:29,919 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 908 953) no Hoare annotation was computed. [2020-10-27 22:23:29,919 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 908 953) no Hoare annotation was computed. [2020-10-27 22:23:29,919 INFO L274 CegarLoopResult]: For program point L932(lines 932 933) no Hoare annotation was computed. [2020-10-27 22:23:29,919 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 259 269) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) [2020-10-27 22:23:29,919 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 259 269) no Hoare annotation was computed. [2020-10-27 22:23:29,920 INFO L270 CegarLoopResult]: At program point L264(line 264) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) [2020-10-27 22:23:29,920 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 259 269) no Hoare annotation was computed. [2020-10-27 22:23:29,920 INFO L274 CegarLoopResult]: For program point L418-1(line 418) no Hoare annotation was computed. [2020-10-27 22:23:29,920 INFO L277 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 413 423) the Hoare annotation is: true [2020-10-27 22:23:29,920 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 413 423) no Hoare annotation was computed. [2020-10-27 22:23:29,920 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 413 423) no Hoare annotation was computed. [2020-10-27 22:23:29,920 INFO L277 CegarLoopResult]: At program point L418(line 418) the Hoare annotation is: true [2020-10-27 22:23:29,920 INFO L270 CegarLoopResult]: At program point deactivatePumpENTRY(lines 405 412) the Hoare annotation is: (or (and (not (<= (+ ~switchedOnBeforeTS~0 1) 0)) (not (<= 1 ~switchedOnBeforeTS~0))) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-27 22:23:29,920 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 405 412) no Hoare annotation was computed. [2020-10-27 22:23:29,920 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 405 412) no Hoare annotation was computed. [2020-10-27 22:23:29,921 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 128 141) no Hoare annotation was computed. [2020-10-27 22:23:29,921 INFO L274 CegarLoopResult]: For program point L132(lines 132 138) no Hoare annotation was computed. [2020-10-27 22:23:29,921 INFO L277 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 128 141) the Hoare annotation is: true [2020-10-27 22:23:29,921 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 128 141) no Hoare annotation was computed. [2020-10-27 22:23:29,921 INFO L270 CegarLoopResult]: At program point L382(line 382) the Hoare annotation is: (let ((.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= ~waterLevel~0 2)))) (and (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2020-10-27 22:23:29,921 INFO L274 CegarLoopResult]: For program point L380(lines 380 388) no Hoare annotation was computed. [2020-10-27 22:23:29,921 INFO L270 CegarLoopResult]: At program point L378(line 378) the Hoare annotation is: (let ((.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= ~waterLevel~0 2)))) (and (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2020-10-27 22:23:29,921 INFO L274 CegarLoopResult]: For program point L378-1(line 378) no Hoare annotation was computed. [2020-10-27 22:23:29,921 INFO L274 CegarLoopResult]: For program point L376(lines 376 393) no Hoare annotation was computed. [2020-10-27 22:23:29,922 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 372 396) no Hoare annotation was computed. [2020-10-27 22:23:29,922 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 372 396) the Hoare annotation is: (or (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-27 22:23:29,922 INFO L270 CegarLoopResult]: At program point L391(line 391) the Hoare annotation is: (let ((.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= ~waterLevel~0 2)))) (and (or .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (or (and (not (<= (+ ~switchedOnBeforeTS~0 1) 0)) (not (<= 1 ~switchedOnBeforeTS~0))) .cse0 .cse1))) [2020-10-27 22:23:29,922 INFO L274 CegarLoopResult]: For program point L391-1(lines 372 396) no Hoare annotation was computed. [2020-10-27 22:23:29,922 INFO L270 CegarLoopResult]: At program point L386(line 386) the Hoare annotation is: (let ((.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= ~waterLevel~0 2)))) (and (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2020-10-27 22:23:29,922 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 338 344) no Hoare annotation was computed. [2020-10-27 22:23:29,922 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 338 344) the Hoare annotation is: true [2020-10-27 22:23:29,922 INFO L270 CegarLoopResult]: At program point L545(lines 498 546) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 2))) (or (not (= |old(~waterLevel~0)| 1)) (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse0) (and (= ~pumpRunning~0 0) .cse0) (not (= |old(~pumpRunning~0)| 0)) (and (<= 2 ~waterLevel~0) .cse0))) [2020-10-27 22:23:29,923 INFO L270 CegarLoopResult]: At program point testENTRY(lines 489 552) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 22:23:29,923 INFO L274 CegarLoopResult]: For program point L535(lines 535 539) no Hoare annotation was computed. [2020-10-27 22:23:29,923 INFO L274 CegarLoopResult]: For program point testFINAL(lines 489 552) no Hoare annotation was computed. [2020-10-27 22:23:29,923 INFO L270 CegarLoopResult]: At program point L535-2(lines 529 540) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 2))) (or (not (= |old(~waterLevel~0)| 1)) (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse0) (and (= ~pumpRunning~0 0) .cse0) (not (= |old(~pumpRunning~0)| 0)) (and (<= 2 ~waterLevel~0) .cse0))) [2020-10-27 22:23:29,923 INFO L274 CegarLoopResult]: For program point L500(lines 499 544) no Hoare annotation was computed. [2020-10-27 22:23:29,923 INFO L274 CegarLoopResult]: For program point L529(lines 529 540) no Hoare annotation was computed. [2020-10-27 22:23:29,923 INFO L270 CegarLoopResult]: At program point L521(line 521) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 2))) (or (not (= |old(~waterLevel~0)| 1)) (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse0) (and (= ~pumpRunning~0 0) .cse0) (not (= |old(~pumpRunning~0)| 0)) (and (<= 2 ~waterLevel~0) .cse0))) [2020-10-27 22:23:29,923 INFO L274 CegarLoopResult]: For program point L519(lines 519 525) no Hoare annotation was computed. [2020-10-27 22:23:29,923 INFO L274 CegarLoopResult]: For program point L519-1(lines 519 525) no Hoare annotation was computed. [2020-10-27 22:23:29,924 INFO L270 CegarLoopResult]: At program point L511(line 511) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 2))) (or (not (= |old(~waterLevel~0)| 1)) (= 2 ~waterLevel~0) (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse0) (and (= ~pumpRunning~0 0) .cse0) (not (= |old(~pumpRunning~0)| 0)))) [2020-10-27 22:23:29,924 INFO L270 CegarLoopResult]: At program point L542(lines 499 544) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 2))) (or (not (= |old(~waterLevel~0)| 1)) (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse0) (and (= ~pumpRunning~0 0) .cse0) (not (= |old(~pumpRunning~0)| 0)) (and (<= 2 ~waterLevel~0) .cse0))) [2020-10-27 22:23:29,924 INFO L274 CegarLoopResult]: For program point L509(lines 509 515) no Hoare annotation was computed. [2020-10-27 22:23:29,924 INFO L274 CegarLoopResult]: For program point L509-1(lines 509 515) no Hoare annotation was computed. [2020-10-27 22:23:29,924 INFO L274 CegarLoopResult]: For program point L501(lines 501 505) no Hoare annotation was computed. [2020-10-27 22:23:29,924 INFO L274 CegarLoopResult]: For program point testEXIT(lines 489 552) no Hoare annotation was computed. [2020-10-27 22:23:29,924 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 886 887) no Hoare annotation was computed. [2020-10-27 22:23:29,924 INFO L274 CegarLoopResult]: For program point L893(lines 893 894) no Hoare annotation was computed. [2020-10-27 22:23:29,924 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 893 894) no Hoare annotation was computed. [2020-10-27 22:23:29,924 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 862 907) no Hoare annotation was computed. [2020-10-27 22:23:29,925 INFO L274 CegarLoopResult]: For program point L886(lines 886 887) no Hoare annotation was computed. [2020-10-27 22:23:29,925 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 862 907) no Hoare annotation was computed. [2020-10-27 22:23:29,925 INFO L274 CegarLoopResult]: For program point L882(lines 882 889) no Hoare annotation was computed. [2020-10-27 22:23:29,925 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 862 907) no Hoare annotation was computed. [2020-10-27 22:23:29,925 INFO L274 CegarLoopResult]: For program point L876(lines 876 896) no Hoare annotation was computed. [2020-10-27 22:23:29,925 INFO L274 CegarLoopResult]: For program point L876-1(lines 876 896) no Hoare annotation was computed. [2020-10-27 22:23:29,925 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 96 118) no Hoare annotation was computed. [2020-10-27 22:23:29,925 INFO L274 CegarLoopResult]: For program point L104(lines 104 112) no Hoare annotation was computed. [2020-10-27 22:23:29,925 INFO L274 CegarLoopResult]: For program point L104-2(lines 104 112) no Hoare annotation was computed. [2020-10-27 22:23:29,925 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 96 118) no Hoare annotation was computed. [2020-10-27 22:23:29,925 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 96 118) no Hoare annotation was computed. [2020-10-27 22:23:29,925 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 555 564) no Hoare annotation was computed. [2020-10-27 22:23:29,926 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 555 564) no Hoare annotation was computed. [2020-10-27 22:23:29,926 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 555 564) no Hoare annotation was computed. [2020-10-27 22:23:29,926 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 759 861) no Hoare annotation was computed. [2020-10-27 22:23:29,926 INFO L274 CegarLoopResult]: For program point L824(line 824) no Hoare annotation was computed. [2020-10-27 22:23:29,926 INFO L274 CegarLoopResult]: For program point L824-1(line 824) no Hoare annotation was computed. [2020-10-27 22:23:29,926 INFO L274 CegarLoopResult]: For program point L783(lines 783 787) no Hoare annotation was computed. [2020-10-27 22:23:29,926 INFO L274 CegarLoopResult]: For program point L847(lines 847 858) no Hoare annotation was computed. [2020-10-27 22:23:29,926 INFO L274 CegarLoopResult]: For program point L810(lines 810 814) no Hoare annotation was computed. [2020-10-27 22:23:29,926 INFO L274 CegarLoopResult]: For program point L808-2(lines 808 828) no Hoare annotation was computed. [2020-10-27 22:23:29,926 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 759 861) no Hoare annotation was computed. [2020-10-27 22:23:29,926 INFO L274 CegarLoopResult]: For program point L829(lines 807 830) no Hoare annotation was computed. [2020-10-27 22:23:29,927 INFO L274 CegarLoopResult]: For program point L788(lines 788 804) no Hoare annotation was computed. [2020-10-27 22:23:29,927 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 759 861) no Hoare annotation was computed. [2020-10-27 22:23:29,927 INFO L274 CegarLoopResult]: For program point L848(lines 848 855) no Hoare annotation was computed. [2020-10-27 22:23:29,927 INFO L274 CegarLoopResult]: For program point L809(lines 808 828) no Hoare annotation was computed. [2020-10-27 22:23:29,927 INFO L274 CegarLoopResult]: For program point L840(line 840) no Hoare annotation was computed. [2020-10-27 22:23:29,927 INFO L274 CegarLoopResult]: For program point L840-1(line 840) no Hoare annotation was computed. [2020-10-27 22:23:29,927 INFO L274 CegarLoopResult]: For program point L805(lines 805 846) no Hoare annotation was computed. [2020-10-27 22:23:29,927 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-27 22:23:29,928 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string75.offset| |old(#t~string75.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |old(#valid)| |#valid|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#t~string76.base| |old(#t~string76.base)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string78.base| |old(#t~string78.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string77.offset| |old(#t~string77.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string76.offset| |old(#t~string76.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string78.offset| |old(#t~string78.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string75.base| |old(#t~string75.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string77.base| |old(#t~string77.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-27 22:23:29,928 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-27 22:23:29,928 INFO L274 CegarLoopResult]: For program point activatePumpFINAL(lines 397 404) no Hoare annotation was computed. [2020-10-27 22:23:29,928 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 397 404) no Hoare annotation was computed. [2020-10-27 22:23:29,928 INFO L270 CegarLoopResult]: At program point activatePumpENTRY(lines 397 404) the Hoare annotation is: (or (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0)) (not (<= 2 ~waterLevel~0))) [2020-10-27 22:23:29,928 INFO L277 CegarLoopResult]: At program point getWaterLevelENTRY(lines 119 127) the Hoare annotation is: true [2020-10-27 22:23:29,928 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 119 127) no Hoare annotation was computed. [2020-10-27 22:23:29,928 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 119 127) no Hoare annotation was computed. [2020-10-27 22:23:29,928 INFO L274 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 469 487) no Hoare annotation was computed. [2020-10-27 22:23:29,928 INFO L274 CegarLoopResult]: For program point L478(lines 478 482) no Hoare annotation was computed. [2020-10-27 22:23:29,929 INFO L277 CegarLoopResult]: At program point L476(line 476) the Hoare annotation is: true [2020-10-27 22:23:29,929 INFO L274 CegarLoopResult]: For program point L478-2(lines 478 482) no Hoare annotation was computed. [2020-10-27 22:23:29,929 INFO L274 CegarLoopResult]: For program point L476-1(line 476) no Hoare annotation was computed. [2020-10-27 22:23:29,929 INFO L277 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 469 487) the Hoare annotation is: true [2020-10-27 22:23:29,929 INFO L274 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 469 487) no Hoare annotation was computed. [2020-10-27 22:23:29,929 INFO L274 CegarLoopResult]: For program point L79-1(lines 75 86) no Hoare annotation was computed. [2020-10-27 22:23:29,929 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 75 86) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) (and (or (not (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) .cse0 .cse1) (or (not (= 2 ~waterLevel~0)) .cse1) (or (not (= ~pumpRunning~0 0)) .cse0 .cse1))) [2020-10-27 22:23:29,929 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 75 86) no Hoare annotation was computed. [2020-10-27 22:23:29,929 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-27 22:23:29,930 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-27 22:23:29,930 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-27 22:23:29,930 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 87 95) the Hoare annotation is: true [2020-10-27 22:23:29,930 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 87 95) no Hoare annotation was computed. [2020-10-27 22:23:29,930 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 87 95) no Hoare annotation was computed. [2020-10-27 22:23:29,930 INFO L270 CegarLoopResult]: At program point L320(line 320) the Hoare annotation is: (let ((.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse1 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or .cse0 (not (= |old(~pumpRunning~0)| 0))) (or (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse1 .cse2) .cse0 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (or (and (= 2 ~waterLevel~0) .cse1 .cse2) (not (= |old(~waterLevel~0)| 2))))) [2020-10-27 22:23:29,930 INFO L274 CegarLoopResult]: For program point L318(lines 314 336) no Hoare annotation was computed. [2020-10-27 22:23:29,930 INFO L274 CegarLoopResult]: For program point L316(lines 314 336) no Hoare annotation was computed. [2020-10-27 22:23:29,931 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 311 337) the Hoare annotation is: (let ((.cse3 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (not (<= |old(~waterLevel~0)| 2)))) (and (or .cse0 (and .cse1 .cse2 .cse3) (not (= |old(~pumpRunning~0)| 0))) (or (and (= 2 ~waterLevel~0) .cse2 .cse3) (not (= |old(~waterLevel~0)| 2))) (or (and .cse1 (= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse2) .cse0 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))))) [2020-10-27 22:23:29,931 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 311 337) no Hoare annotation was computed. [2020-10-27 22:23:29,931 INFO L270 CegarLoopResult]: At program point L327(line 327) the Hoare annotation is: (let ((.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse3 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (<= ~waterLevel~0 2))) (and (or .cse0 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (and .cse1 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) .cse2)) (or (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse3 (= ~pumpRunning~0 0)) .cse0 (not (= |old(~pumpRunning~0)| 0))) (or (and .cse3 .cse1 .cse2) (not (= |old(~waterLevel~0)| 2))))) [2020-10-27 22:23:29,931 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 311 337) no Hoare annotation was computed. [2020-10-27 22:23:29,931 INFO L270 CegarLoopResult]: At program point L325(lines 325 331) the Hoare annotation is: (let ((.cse6 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (<= ~waterLevel~0 2))) (let ((.cse2 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse5 (and .cse6 (<= 2 ~waterLevel~0) .cse1)) (.cse4 (not (= |old(~waterLevel~0)| 2))) (.cse7 (not (<= |old(~waterLevel~0)| 2))) (.cse0 (= ~pumpRunning~0 0)) (.cse9 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse8 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|))) (and (or (and (or (<= 1 ~switchedOnBeforeTS~0) (<= (+ ~switchedOnBeforeTS~0 1) 0)) .cse0 .cse1) (and .cse2 .cse3 .cse1) .cse4 .cse5) (or (and .cse6 .cse2 .cse0) .cse7 (not (= |old(~pumpRunning~0)| 0)) .cse5) (or .cse4 .cse8 .cse9) (or .cse7 (and (not (<= (+ |old(~switchedOnBeforeTS~0)| 1) 0)) (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (and .cse8 .cse0 .cse1) .cse9 (and .cse3 .cse8 .cse1))))) [2020-10-27 22:23:29,931 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 196 225) no Hoare annotation was computed. [2020-10-27 22:23:29,931 INFO L277 CegarLoopResult]: At program point L221(lines 196 225) the Hoare annotation is: true [2020-10-27 22:23:29,932 INFO L270 CegarLoopResult]: At program point cleanupENTRY(lines 196 225) the Hoare annotation is: (let ((.cse3 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (not (<= |old(~waterLevel~0)| 2)))) (and (or .cse0 (and .cse1 .cse2 .cse3) (not (= |old(~pumpRunning~0)| 0))) (or (and (= 2 ~waterLevel~0) .cse2 .cse3) (not (= |old(~waterLevel~0)| 2))) (or (and .cse1 (= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse2) .cse0 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))))) [2020-10-27 22:23:29,932 INFO L274 CegarLoopResult]: For program point L217(line 217) no Hoare annotation was computed. [2020-10-27 22:23:29,932 INFO L274 CegarLoopResult]: For program point L210(lines 210 214) no Hoare annotation was computed. [2020-10-27 22:23:29,932 INFO L270 CegarLoopResult]: At program point L210-1(lines 210 214) the Hoare annotation is: (let ((.cse7 (or (<= 1 ~switchedOnBeforeTS~0) (<= (+ ~switchedOnBeforeTS~0 1) 0))) (.cse8 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse0 (= ~pumpRunning~0 0)) (.cse9 (<= ~waterLevel~0 2))) (let ((.cse1 (not (= |old(~pumpRunning~0)| 0))) (.cse2 (not (<= |old(~waterLevel~0)| 2))) (.cse3 (and .cse8 .cse0 .cse9)) (.cse4 (and .cse7 .cse0 .cse9)) (.cse5 (and (<= 2 ~waterLevel~0) .cse9)) (.cse6 (and .cse7 .cse8 .cse9))) (and (or (not (= |old(~waterLevel~0)| 1)) (and (= ~waterLevel~0 1) .cse0) .cse1) (or .cse2 .cse3 .cse4 .cse1 .cse5 .cse6) (or .cse3 .cse4 (not (= |old(~waterLevel~0)| 2)) .cse5 .cse6) (or .cse2 .cse3 .cse4 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) .cse5 .cse6)))) [2020-10-27 22:23:29,932 INFO L274 CegarLoopResult]: For program point L207(line 207) no Hoare annotation was computed. [2020-10-27 22:23:29,932 INFO L270 CegarLoopResult]: At program point L206-2(lines 206 220) the Hoare annotation is: (let ((.cse7 (or (<= 1 ~switchedOnBeforeTS~0) (<= (+ ~switchedOnBeforeTS~0 1) 0))) (.cse8 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse0 (= ~pumpRunning~0 0)) (.cse9 (<= ~waterLevel~0 2))) (let ((.cse1 (not (= |old(~pumpRunning~0)| 0))) (.cse2 (not (<= |old(~waterLevel~0)| 2))) (.cse3 (and .cse8 .cse0 .cse9)) (.cse4 (and .cse7 .cse0 .cse9)) (.cse5 (and (<= 2 ~waterLevel~0) .cse9)) (.cse6 (and .cse7 .cse8 .cse9))) (and (or (not (= |old(~waterLevel~0)| 1)) (and (= ~waterLevel~0 1) .cse0) .cse1) (or .cse2 .cse3 .cse4 .cse1 .cse5 .cse6) (or .cse3 .cse4 (not (= |old(~waterLevel~0)| 2)) .cse5 .cse6) (or .cse2 .cse3 .cse4 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) .cse5 .cse6)))) [2020-10-27 22:23:29,933 INFO L270 CegarLoopResult]: At program point L202(line 202) the Hoare annotation is: (let ((.cse3 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (not (<= |old(~waterLevel~0)| 2)))) (and (or .cse0 (and .cse1 .cse2 .cse3) (not (= |old(~pumpRunning~0)| 0))) (or (and (= 2 ~waterLevel~0) .cse2 .cse3) (not (= |old(~waterLevel~0)| 2))) (or (and .cse1 (= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse2) .cse0 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))))) [2020-10-27 22:23:29,933 INFO L274 CegarLoopResult]: For program point L202-1(line 202) no Hoare annotation was computed. [2020-10-27 22:23:29,933 INFO L270 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 51 62) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 2)) (and (not (<= (+ ~switchedOnBeforeTS~0 1) 0)) (not (<= 1 ~switchedOnBeforeTS~0))) (not (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (= |old(~waterLevel~0)| ~waterLevel~0)) [2020-10-27 22:23:29,933 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 51 62) no Hoare annotation was computed. [2020-10-27 22:23:29,933 INFO L274 CegarLoopResult]: For program point L55-1(lines 51 62) no Hoare annotation was computed. [2020-10-27 22:23:29,933 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 251 257) no Hoare annotation was computed. [2020-10-27 22:23:29,933 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 251 257) the Hoare annotation is: true [2020-10-27 22:23:29,933 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-27 22:23:29,933 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~waterLevel~0 1) (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= ~pumpRunning~0 0)) [2020-10-27 22:23:29,933 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-27 22:23:29,934 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-27 22:23:29,934 INFO L270 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 346 370) the Hoare annotation is: (or (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-27 22:23:29,934 INFO L270 CegarLoopResult]: At program point L352(line 352) the Hoare annotation is: (let ((.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= ~waterLevel~0 2)))) (and (or .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (or (and (not (<= (+ ~switchedOnBeforeTS~0 1) 0)) (not (<= 1 ~switchedOnBeforeTS~0))) .cse0 .cse1))) [2020-10-27 22:23:29,934 INFO L274 CegarLoopResult]: For program point L352-1(line 352) no Hoare annotation was computed. [2020-10-27 22:23:29,934 INFO L274 CegarLoopResult]: For program point L350(lines 350 367) no Hoare annotation was computed. [2020-10-27 22:23:29,934 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 346 370) no Hoare annotation was computed. [2020-10-27 22:23:29,934 INFO L270 CegarLoopResult]: At program point L365(line 365) the Hoare annotation is: (let ((.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= ~waterLevel~0 2)))) (and (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2020-10-27 22:23:29,934 INFO L274 CegarLoopResult]: For program point L365-1(lines 346 370) no Hoare annotation was computed. [2020-10-27 22:23:29,935 INFO L270 CegarLoopResult]: At program point L360(line 360) the Hoare annotation is: (let ((.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= ~waterLevel~0 2)))) (and (or (and (not (<= (+ ~switchedOnBeforeTS~0 1) 0)) (not (<= 1 ~switchedOnBeforeTS~0))) .cse0 .cse1) (or (and (<= processEnvironment__wrappee__highWaterSensor_~tmp~2 0) (<= 0 processEnvironment__wrappee__highWaterSensor_~tmp~2) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) .cse0 .cse1))) [2020-10-27 22:23:29,935 INFO L270 CegarLoopResult]: At program point L356(line 356) the Hoare annotation is: (let ((.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= ~waterLevel~0 2)))) (and (or (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= 2 ~waterLevel~0)) .cse0 .cse1) (or (and (not (<= (+ ~switchedOnBeforeTS~0 1) 0)) (not (<= 1 ~switchedOnBeforeTS~0))) .cse0 .cse1))) [2020-10-27 22:23:29,935 INFO L274 CegarLoopResult]: For program point L354(lines 354 362) no Hoare annotation was computed. [2020-10-27 22:23:29,935 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 63 74) no Hoare annotation was computed. [2020-10-27 22:23:29,935 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 63 74) the Hoare annotation is: (let ((.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0))) (and (or .cse0 (not (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) .cse1) (or .cse1 (not (= |old(~waterLevel~0)| 2))) (or .cse0 .cse1 (not (= ~pumpRunning~0 0))))) [2020-10-27 22:23:29,935 INFO L274 CegarLoopResult]: For program point L67-1(lines 63 74) no Hoare annotation was computed. [2020-10-27 22:23:29,935 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 297 304) no Hoare annotation was computed. [2020-10-27 22:23:29,935 INFO L274 CegarLoopResult]: For program point L301(line 301) no Hoare annotation was computed. [2020-10-27 22:23:29,936 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 297 304) the Hoare annotation is: true [2020-10-27 22:23:29,936 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 297 304) no Hoare annotation was computed. [2020-10-27 22:23:29,965 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.10 10:23:29 BoogieIcfgContainer [2020-10-27 22:23:29,966 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-27 22:23:29,967 INFO L168 Benchmark]: Toolchain (without parser) took 99284.68 ms. Allocated memory was 151.0 MB in the beginning and 639.6 MB in the end (delta: 488.6 MB). Free memory was 125.2 MB in the beginning and 389.5 MB in the end (delta: -264.3 MB). Peak memory consumption was 399.3 MB. Max. memory is 8.0 GB. [2020-10-27 22:23:29,968 INFO L168 Benchmark]: CDTParser took 0.59 ms. Allocated memory is still 151.0 MB. Free memory is still 124.6 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-27 22:23:29,969 INFO L168 Benchmark]: CACSL2BoogieTranslator took 483.74 ms. Allocated memory is still 151.0 MB. Free memory was 124.4 MB in the beginning and 103.6 MB in the end (delta: 20.8 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2020-10-27 22:23:29,970 INFO L168 Benchmark]: Boogie Preprocessor took 89.68 ms. Allocated memory is still 151.0 MB. Free memory was 103.6 MB in the beginning and 99.6 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-10-27 22:23:29,971 INFO L168 Benchmark]: RCFGBuilder took 1374.83 ms. Allocated memory is still 151.0 MB. Free memory was 99.6 MB in the beginning and 91.1 MB in the end (delta: 8.5 MB). Peak memory consumption was 52.8 MB. Max. memory is 8.0 GB. [2020-10-27 22:23:29,972 INFO L168 Benchmark]: TraceAbstraction took 97325.03 ms. Allocated memory was 151.0 MB in the beginning and 639.6 MB in the end (delta: 488.6 MB). Free memory was 90.5 MB in the beginning and 389.5 MB in the end (delta: -298.9 MB). Peak memory consumption was 363.2 MB. Max. memory is 8.0 GB. [2020-10-27 22:23:29,977 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.59 ms. Allocated memory is still 151.0 MB. Free memory is still 124.6 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 483.74 ms. Allocated memory is still 151.0 MB. Free memory was 124.4 MB in the beginning and 103.6 MB in the end (delta: 20.8 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 89.68 ms. Allocated memory is still 151.0 MB. Free memory was 103.6 MB in the beginning and 99.6 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1374.83 ms. Allocated memory is still 151.0 MB. Free memory was 99.6 MB in the beginning and 91.1 MB in the end (delta: 8.5 MB). Peak memory consumption was 52.8 MB. Max. memory is 8.0 GB. * TraceAbstraction took 97325.03 ms. Allocated memory was 151.0 MB in the beginning and 639.6 MB in the end (delta: 488.6 MB). Free memory was 90.5 MB in the beginning and 389.5 MB in the end (delta: -298.9 MB). Peak memory consumption was 363.2 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 893]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 886]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 932]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 939]: 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: 499]: Loop Invariant Derived loop invariant: (((!(\old(waterLevel) == 1) || (pumpRunning == switchedOnBeforeTS && waterLevel <= 2)) || (pumpRunning == 0 && waterLevel <= 2)) || !(\old(pumpRunning) == 0)) || (2 <= waterLevel && waterLevel <= 2) - InvariantResult [Line: 206]: Loop Invariant Derived loop invariant: ((((!(\old(waterLevel) == 1) || (waterLevel == 1 && pumpRunning == 0)) || !(\old(pumpRunning) == 0)) && (((((!(\old(waterLevel) <= 2) || ((pumpRunning == switchedOnBeforeTS && pumpRunning == 0) && waterLevel <= 2)) || (((1 <= switchedOnBeforeTS || switchedOnBeforeTS + 1 <= 0) && pumpRunning == 0) && waterLevel <= 2)) || !(\old(pumpRunning) == 0)) || (2 <= waterLevel && waterLevel <= 2)) || (((1 <= switchedOnBeforeTS || switchedOnBeforeTS + 1 <= 0) && pumpRunning == switchedOnBeforeTS) && waterLevel <= 2))) && ((((((pumpRunning == switchedOnBeforeTS && pumpRunning == 0) && waterLevel <= 2) || (((1 <= switchedOnBeforeTS || switchedOnBeforeTS + 1 <= 0) && pumpRunning == 0) && waterLevel <= 2)) || !(\old(waterLevel) == 2)) || (2 <= waterLevel && waterLevel <= 2)) || (((1 <= switchedOnBeforeTS || switchedOnBeforeTS + 1 <= 0) && pumpRunning == switchedOnBeforeTS) && waterLevel <= 2))) && (((((!(\old(waterLevel) <= 2) || ((pumpRunning == switchedOnBeforeTS && pumpRunning == 0) && waterLevel <= 2)) || (((1 <= switchedOnBeforeTS || switchedOnBeforeTS + 1 <= 0) && pumpRunning == 0) && waterLevel <= 2)) || !(\old(switchedOnBeforeTS) == \old(pumpRunning))) || (2 <= waterLevel && waterLevel <= 2)) || (((1 <= switchedOnBeforeTS || switchedOnBeforeTS + 1 <= 0) && pumpRunning == switchedOnBeforeTS) && waterLevel <= 2)) - InvariantResult [Line: 196]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 498]: Loop Invariant Derived loop invariant: (((!(\old(waterLevel) == 1) || (pumpRunning == switchedOnBeforeTS && waterLevel <= 2)) || (pumpRunning == 0 && waterLevel <= 2)) || !(\old(pumpRunning) == 0)) || (2 <= waterLevel && waterLevel <= 2) - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 247 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 63.6s, OverallIterations: 7, TraceHistogramMax: 3, AutomataDifference: 39.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 33.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1177 SDtfs, 2458 SDslu, 2059 SDs, 0 SdLazy, 6731 SolverSat, 1882 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 18.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 402 GetRequests, 258 SyntacticMatches, 5 SemanticMatches, 139 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 715 ImplicationChecksByTransitivity, 19.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=691occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.7s AutomataMinimizationTime, 7 MinimizatonAttempts, 544 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 62 LocationsWithAnnotation, 1698 PreInvPairs, 2413 NumberOfFragments, 1875 HoareAnnotationTreeSize, 1698 FomulaSimplifications, 2412976 FormulaSimplificationTreeSizeReduction, 9.1s HoareSimplificationTime, 62 FomulaSimplificationsInter, 63631 FormulaSimplificationTreeSizeReductionInter, 24.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 22.7s InterpolantComputationTime, 680 NumberOfCodeBlocks, 680 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 673 ConstructedInterpolants, 0 QuantifiedInterpolants, 257811 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 5 PerfectInterpolantSequences, 61/67 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...