/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=SHALLOWEST --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_spec3_product34.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 03:35:56,365 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 03:35:56,368 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 03:35:56,422 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 03:35:56,423 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 03:35:56,429 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 03:35:56,431 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 03:35:56,436 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 03:35:56,439 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 03:35:56,445 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 03:35:56,447 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 03:35:56,448 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 03:35:56,448 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 03:35:56,452 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 03:35:56,454 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 03:35:56,456 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 03:35:56,457 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 03:35:56,461 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 03:35:56,479 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 03:35:56,487 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 03:35:56,489 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 03:35:56,490 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 03:35:56,492 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 03:35:56,494 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 03:35:56,504 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 03:35:56,505 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 03:35:56,505 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 03:35:56,507 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 03:35:56,508 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 03:35:56,509 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 03:35:56,509 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 03:35:56,510 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 03:35:56,512 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 03:35:56,513 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 03:35:56,514 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 03:35:56,514 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 03:35:56,515 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 03:35:56,516 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 03:35:56,516 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 03:35:56,517 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 03:35:56,518 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 03:35:56,525 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 03:35:56,577 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 03:35:56,577 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 03:35:56,581 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 03:35:56,581 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 03:35:56,581 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 03:35:56,581 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 03:35:56,582 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 03:35:56,582 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 03:35:56,582 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 03:35:56,582 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 03:35:56,583 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 03:35:56,584 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 03:35:56,584 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 03:35:56,584 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 03:35:56,584 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 03:35:56,584 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 03:35:56,585 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 03:35:56,585 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 03:35:56,585 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 03:35:56,585 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 03:35:56,586 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 03:35:56,586 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 03:35:56,586 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 03:35:56,586 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 03:35:56,586 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 03:35:56,587 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 03:35:56,587 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 03:35:56,587 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 03:35:56,587 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 03:35:56,587 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 03:35:57,008 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 03:35:57,038 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 03:35:57,041 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 03:35:57,042 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 03:35:57,043 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 03:35:57,044 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product34.cil.c [2020-10-27 03:35:57,135 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/1e688c54a/ede884458b5f4c139a08db1f19b2a3bc/FLAG0a4799b82 [2020-10-27 03:35:57,886 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 03:35:57,887 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec3_product34.cil.c [2020-10-27 03:35:57,910 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/1e688c54a/ede884458b5f4c139a08db1f19b2a3bc/FLAG0a4799b82 [2020-10-27 03:35:58,219 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/1e688c54a/ede884458b5f4c139a08db1f19b2a3bc [2020-10-27 03:35:58,222 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 03:35:58,229 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 03:35:58,231 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 03:35:58,231 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 03:35:58,237 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 03:35:58,238 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 03:35:58" (1/1) ... [2020-10-27 03:35:58,243 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@834b16b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:35:58, skipping insertion in model container [2020-10-27 03:35:58,243 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 03:35:58" (1/1) ... [2020-10-27 03:35:58,252 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 03:35:58,298 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 03:35:58,649 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 03:35:58,659 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 03:35:58,739 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 03:35:58,776 INFO L208 MainTranslator]: Completed translation [2020-10-27 03:35:58,776 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:35:58 WrapperNode [2020-10-27 03:35:58,776 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 03:35:58,778 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 03:35:58,778 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 03:35:58,778 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 03:35:58,792 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:35:58" (1/1) ... [2020-10-27 03:35:58,792 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:35:58" (1/1) ... [2020-10-27 03:35:58,810 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:35:58" (1/1) ... [2020-10-27 03:35:58,810 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:35:58" (1/1) ... [2020-10-27 03:35:58,843 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:35:58" (1/1) ... [2020-10-27 03:35:58,852 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:35:58" (1/1) ... [2020-10-27 03:35:58,858 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:35:58" (1/1) ... [2020-10-27 03:35:58,873 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 03:35:58,877 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 03:35:58,878 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 03:35:58,878 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 03:35:58,878 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:35:58" (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 03:35:59,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 03:35:59,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 03:35:59,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 03:35:59,037 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 03:35:59,037 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 03:35:59,038 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-27 03:35:59,039 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-27 03:35:59,039 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 03:35:59,039 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-27 03:35:59,039 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 03:35:59,041 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-27 03:35:59,041 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-27 03:35:59,041 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-27 03:35:59,042 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-27 03:35:59,042 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-27 03:35:59,044 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-27 03:35:59,044 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-27 03:35:59,044 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-27 03:35:59,044 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-27 03:35:59,045 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-27 03:35:59,045 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 03:35:59,045 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 03:35:59,045 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 03:35:59,046 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 03:35:59,046 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 03:35:59,046 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 03:35:59,046 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2020-10-27 03:35:59,047 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 03:35:59,047 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-27 03:35:59,047 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-27 03:35:59,047 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-27 03:35:59,047 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-27 03:35:59,048 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-27 03:35:59,048 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-27 03:35:59,048 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-27 03:35:59,048 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 03:35:59,049 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 03:35:59,049 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 03:35:59,049 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 03:35:59,050 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 03:35:59,050 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 03:35:59,050 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 03:35:59,050 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 03:35:59,051 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 03:35:59,051 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 03:35:59,051 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-27 03:35:59,051 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-27 03:35:59,052 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-27 03:35:59,052 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-27 03:35:59,052 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-27 03:35:59,052 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 03:35:59,053 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-27 03:35:59,053 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-27 03:35:59,054 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 03:35:59,054 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-27 03:35:59,054 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 03:35:59,054 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 03:35:59,055 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 03:35:59,055 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 03:35:59,056 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-27 03:35:59,056 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-27 03:35:59,056 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-27 03:35:59,057 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-27 03:35:59,057 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-27 03:35:59,057 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-27 03:35:59,057 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-27 03:35:59,058 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2020-10-27 03:35:59,058 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-27 03:35:59,058 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-27 03:35:59,058 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-27 03:35:59,059 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-27 03:35:59,059 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 03:35:59,062 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 03:35:59,062 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 03:35:59,062 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 03:35:59,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 03:35:59,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 03:35:59,063 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 03:35:59,064 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 03:35:59,064 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 03:35:59,064 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 03:35:59,064 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 03:35:59,065 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 03:35:59,066 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 03:35:59,066 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 03:35:59,066 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 03:35:59,066 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 03:35:59,067 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-27 03:35:59,067 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 03:35:59,067 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 03:35:59,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 03:35:59,068 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 03:36:00,377 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 03:36:00,377 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-27 03:36:00,380 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 03:36:00 BoogieIcfgContainer [2020-10-27 03:36:00,380 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 03:36:00,381 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 03:36:00,382 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 03:36:00,385 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 03:36:00,385 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 03:35:58" (1/3) ... [2020-10-27 03:36:00,386 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ef90010 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 03:36:00, skipping insertion in model container [2020-10-27 03:36:00,386 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:35:58" (2/3) ... [2020-10-27 03:36:00,387 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ef90010 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 03:36:00, skipping insertion in model container [2020-10-27 03:36:00,387 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 03:36:00" (3/3) ... [2020-10-27 03:36:00,388 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product34.cil.c [2020-10-27 03:36:00,400 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 03:36:00,405 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 03:36:00,419 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 03:36:00,447 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 03:36:00,447 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 03:36:00,447 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 03:36:00,447 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 03:36:00,447 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 03:36:00,448 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 03:36:00,448 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 03:36:00,448 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 03:36:00,469 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states. [2020-10-27 03:36:00,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-10-27 03:36:00,479 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:36:00,480 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:36:00,481 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 03:36:00,487 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:36:00,487 INFO L82 PathProgramCache]: Analyzing trace with hash 1217897457, now seen corresponding path program 1 times [2020-10-27 03:36:00,497 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:36:00,497 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [999829539] [2020-10-27 03:36:00,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:36:00,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:00,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:01,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:01,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:03,652 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:03,653 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 87 [2020-10-27 03:36:03,653 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 03:36:03,653 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2894 [2020-10-27 03:36:03,656 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:03,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 03:36:03,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:36:03,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-27 03:36:03,657 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 03:36:04,203 WARN L193 SmtUtils]: Spent 442.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:36:04,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:36:04,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:04,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:04,337 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:04,338 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:04,338 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:04,338 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 102 [2020-10-27 03:36:04,338 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:04,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:04,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:04,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:36:04,339 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:04,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:36:04,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:04,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:04,370 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:04,370 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:36:04,371 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:04,371 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:36:04,371 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:04,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:04,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:04,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:36:04,372 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:04,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:36:04,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:04,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:04,378 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:04,378 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:36:04,379 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:04,379 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:36:04,379 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:04,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:04,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:04,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:36:04,380 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:04,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:36:04,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:04,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:04,386 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:04,387 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:04,387 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:04,387 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:36:04,387 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:04,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:04,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:04,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:36:04,388 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:04,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:36:04,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:04,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:04,394 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:04,394 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:36:04,394 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:04,394 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:36:04,395 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:04,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:04,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:04,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:36:04,395 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:04,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 03:36:04,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:04,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:04,400 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:04,400 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:04,401 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:04,401 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:36:04,401 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:04,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:04,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:36:04,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:04,402 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:04,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-27 03:36:04,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:04,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:04,408 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:04,409 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:04,409 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:04,409 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:36:04,409 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:04,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:04,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:36:04,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:04,410 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:04,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 03:36:04,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:04,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:04,414 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:04,415 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:04,415 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:04,415 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:36:04,415 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:04,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:04,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:36:04,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:04,416 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:04,429 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 03:36:04,430 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [999829539] [2020-10-27 03:36:04,432 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:36:04,432 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-27 03:36:04,433 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1654558550] [2020-10-27 03:36:04,437 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-27 03:36:04,438 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:36:04,451 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-27 03:36:04,452 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-27 03:36:04,455 INFO L87 Difference]: Start difference. First operand 165 states. Second operand 4 states. [2020-10-27 03:36:04,953 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:36:06,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:36:06,319 INFO L93 Difference]: Finished difference Result 275 states and 361 transitions. [2020-10-27 03:36:06,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-27 03:36:06,322 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-10-27 03:36:06,322 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:36:06,333 INFO L225 Difference]: With dead ends: 275 [2020-10-27 03:36:06,333 INFO L226 Difference]: Without dead ends: 147 [2020-10-27 03:36:06,338 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-27 03:36:06,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2020-10-27 03:36:06,445 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 116. [2020-10-27 03:36:06,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 116 states. [2020-10-27 03:36:06,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 134 transitions. [2020-10-27 03:36:06,450 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 134 transitions. Word has length 53 [2020-10-27 03:36:06,450 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:36:06,450 INFO L481 AbstractCegarLoop]: Abstraction has 116 states and 134 transitions. [2020-10-27 03:36:06,451 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-27 03:36:06,451 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 134 transitions. [2020-10-27 03:36:06,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-10-27 03:36:06,455 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:36:06,455 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:36:06,455 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 03:36:06,456 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 03:36:06,456 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:36:06,456 INFO L82 PathProgramCache]: Analyzing trace with hash -156718347, now seen corresponding path program 1 times [2020-10-27 03:36:06,457 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:36:06,457 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [547683925] [2020-10-27 03:36:06,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:36:06,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:06,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:06,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:07,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:09,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:11,494 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:11,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 103 [2020-10-27 03:36:11,495 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 03:36:11,495 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-27 03:36:11,495 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:11,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-27 03:36:11,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:36:11,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 83 [2020-10-27 03:36:11,496 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:11,887 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:36:11,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:36:11,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:11,918 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:11,990 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:11,990 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:11,991 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:11,991 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 82 [2020-10-27 03:36:11,991 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:11,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:11,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:11,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:36:11,992 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:12,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:36:12,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:12,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:12,012 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:12,012 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:36:12,012 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:12,012 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:36:12,012 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:12,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:12,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:12,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:36:12,013 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:12,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:36:12,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:12,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:12,017 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:12,017 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:36:12,018 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:12,018 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:36:12,018 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:12,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:12,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:12,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:36:12,019 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:12,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:36:12,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:12,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:12,023 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:12,023 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:12,023 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:12,024 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:36:12,024 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:12,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:12,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:12,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:36:12,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:12,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:36:12,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:12,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:12,029 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:12,029 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:36:12,029 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:12,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:36:12,030 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:12,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:12,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:12,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:36:12,030 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:12,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-27 03:36:12,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:12,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:12,048 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:12,048 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 03:36:12,048 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:12,048 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:36:12,048 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:12,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:12,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:12,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 03:36:12,049 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:12,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:36:12,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:12,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:12,053 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:12,053 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:36:12,053 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:12,053 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:36:12,054 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:12,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:12,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:12,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:12,054 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:12,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-27 03:36:12,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:12,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:12,059 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:12,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:12,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:12,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:36:12,060 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:12,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:12,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:12,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:36:12,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:12,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-10-27 03:36:12,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:12,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:12,067 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:12,067 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:12,068 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:12,068 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:36:12,068 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:12,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:36:12,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:12,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:36:12,069 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:12,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-27 03:36:12,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:12,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:12,092 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:12,092 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:12,093 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:12,093 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:36:12,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:12,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:12,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:36:12,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:12,094 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:12,108 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 03:36:12,109 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [547683925] [2020-10-27 03:36:12,109 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:36:12,109 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-27 03:36:12,109 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [372130015] [2020-10-27 03:36:12,111 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 03:36:12,111 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:36:12,112 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 03:36:12,112 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-27 03:36:12,112 INFO L87 Difference]: Start difference. First operand 116 states and 134 transitions. Second operand 8 states. [2020-10-27 03:36:12,705 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:36:14,398 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:36:14,846 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:36:15,288 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:36:15,680 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:36:16,992 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:36:16,992 INFO L93 Difference]: Finished difference Result 367 states and 502 transitions. [2020-10-27 03:36:16,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-27 03:36:16,993 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 67 [2020-10-27 03:36:16,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:36:16,999 INFO L225 Difference]: With dead ends: 367 [2020-10-27 03:36:16,999 INFO L226 Difference]: Without dead ends: 275 [2020-10-27 03:36:17,001 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=54, Invalid=128, Unknown=0, NotChecked=0, Total=182 [2020-10-27 03:36:17,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 275 states. [2020-10-27 03:36:17,093 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 275 to 205. [2020-10-27 03:36:17,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 205 states. [2020-10-27 03:36:17,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 205 states and 247 transitions. [2020-10-27 03:36:17,097 INFO L78 Accepts]: Start accepts. Automaton has 205 states and 247 transitions. Word has length 67 [2020-10-27 03:36:17,097 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:36:17,097 INFO L481 AbstractCegarLoop]: Abstraction has 205 states and 247 transitions. [2020-10-27 03:36:17,097 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 03:36:17,097 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 247 transitions. [2020-10-27 03:36:17,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-10-27 03:36:17,102 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:36:17,102 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:36:17,102 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 03:36:17,103 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 03:36:17,103 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:36:17,103 INFO L82 PathProgramCache]: Analyzing trace with hash -575835922, now seen corresponding path program 1 times [2020-10-27 03:36:17,103 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:36:17,104 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [548821955] [2020-10-27 03:36:17,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:36:17,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:17,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:17,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:17,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:17,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:21,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:21,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:22,145 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:22,145 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 106 [2020-10-27 03:36:22,145 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 03:36:22,145 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-27 03:36:22,146 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:22,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-27 03:36:22,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:36:22,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 59 [2020-10-27 03:36:22,146 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:22,520 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:36:22,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:36:22,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:22,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:22,622 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:22,622 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:22,622 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:22,623 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 84 [2020-10-27 03:36:22,623 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:22,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:22,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:22,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:36:22,623 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:22,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:36:22,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:22,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:22,675 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:22,676 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:36:22,676 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:22,676 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:36:22,676 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:22,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:22,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:22,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:36:22,677 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:22,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:36:22,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:22,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:22,684 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:22,685 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:36:22,685 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:22,685 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:36:22,685 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:22,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:22,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:22,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:36:22,686 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:22,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:36:22,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:22,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:22,691 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:22,691 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:22,691 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:22,691 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:36:22,693 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:22,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:22,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:22,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:36:22,694 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 03:36:22,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:36:22,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:22,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:22,699 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:22,699 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:36:22,699 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:22,699 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:36:22,700 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:22,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:22,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:22,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:36:22,702 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 03:36:22,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 03:36:22,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:22,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:22,715 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:22,715 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:22,715 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:22,715 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:36:22,715 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:22,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:22,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:22,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:36:22,716 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:22,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-27 03:36:22,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:22,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:22,736 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:22,736 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 03:36:22,736 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:22,736 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 03:36:22,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:22,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:36:22,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 03:36:22,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 03:36:22,737 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:22,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:36:22,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:22,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:22,760 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:22,760 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:36:22,760 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:22,760 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:36:22,760 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:22,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:22,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:22,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:36:22,761 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:22,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-27 03:36:22,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:22,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:22,768 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:22,768 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:22,768 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:22,768 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:36:22,768 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:22,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:22,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:36:22,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:22,769 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:22,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-27 03:36:22,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:22,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:22,773 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:22,774 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:22,774 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:22,774 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:36:22,774 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:22,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:22,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:36:22,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:22,774 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:22,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-10-27 03:36:22,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:22,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:22,777 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:22,778 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:22,778 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:22,778 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:36:22,778 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:22,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:22,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:36:22,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:22,778 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:22,792 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 03:36:22,793 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [548821955] [2020-10-27 03:36:22,793 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:36:22,793 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-27 03:36:22,793 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [781028405] [2020-10-27 03:36:22,794 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-27 03:36:22,794 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:36:22,794 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-27 03:36:22,794 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-10-27 03:36:22,795 INFO L87 Difference]: Start difference. First operand 205 states and 247 transitions. Second operand 7 states. [2020-10-27 03:36:23,337 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:36:24,797 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:36:26,469 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:36:26,469 INFO L93 Difference]: Finished difference Result 608 states and 823 transitions. [2020-10-27 03:36:26,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-27 03:36:26,470 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 66 [2020-10-27 03:36:26,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:36:26,476 INFO L225 Difference]: With dead ends: 608 [2020-10-27 03:36:26,476 INFO L226 Difference]: Without dead ends: 427 [2020-10-27 03:36:26,484 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=56, Invalid=126, Unknown=0, NotChecked=0, Total=182 [2020-10-27 03:36:26,485 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 427 states. [2020-10-27 03:36:26,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 427 to 351. [2020-10-27 03:36:26,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 351 states. [2020-10-27 03:36:26,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 351 states and 429 transitions. [2020-10-27 03:36:26,596 INFO L78 Accepts]: Start accepts. Automaton has 351 states and 429 transitions. Word has length 66 [2020-10-27 03:36:26,596 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:36:26,596 INFO L481 AbstractCegarLoop]: Abstraction has 351 states and 429 transitions. [2020-10-27 03:36:26,596 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-27 03:36:26,596 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 429 transitions. [2020-10-27 03:36:26,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2020-10-27 03:36:26,601 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:36:26,601 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:36:26,602 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 03:36:26,602 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 03:36:26,602 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:36:26,603 INFO L82 PathProgramCache]: Analyzing trace with hash -666016174, now seen corresponding path program 1 times [2020-10-27 03:36:26,603 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:36:26,603 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1932626185] [2020-10-27 03:36:26,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:36:26,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:26,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:26,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:29,062 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:29,062 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 127 [2020-10-27 03:36:29,062 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:36:29,063 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2428 [2020-10-27 03:36:29,063 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:29,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-27 03:36:29,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:36:29,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 71 [2020-10-27 03:36:29,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:29,432 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:36:29,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:36:29,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:29,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:29,510 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:29,510 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:29,511 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:29,511 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 59 [2020-10-27 03:36:29,511 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:29,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:29,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:29,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:36:29,511 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:29,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:36:29,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:29,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:29,526 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:29,527 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:36:29,527 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:29,527 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:36:29,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:29,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:29,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:29,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:36:29,528 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:29,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:36:29,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:29,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:29,531 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:29,531 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:36:29,531 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:29,531 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:36:29,531 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:29,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:29,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:29,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:36:29,532 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:29,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:36:29,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:29,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:29,535 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:29,536 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:29,536 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:29,536 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:36:29,536 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:29,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:29,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:29,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:36:29,536 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:29,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:36:29,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:29,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:29,540 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:29,540 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:36:29,540 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:29,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:36:29,540 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:29,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:29,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:29,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:36:29,541 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:29,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 03:36:29,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:29,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:29,559 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:29,560 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:29,560 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:29,560 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:36:29,560 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:29,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:36:29,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 03:36:29,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 03:36:29,561 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:29,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-27 03:36:29,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:29,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:29,617 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:29,618 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 03:36:29,618 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:29,618 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 03:36:29,618 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:29,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:29,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-27 03:36:29,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-27 03:36:29,619 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:29,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:36:29,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:29,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:29,647 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:29,647 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:36:29,647 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:29,648 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 03:36:29,648 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:29,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:29,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:29,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 03:36:29,650 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 03:36:29,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:36:29,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:29,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:29,657 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:29,657 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:36:29,657 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:29,657 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:36:29,657 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:29,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:29,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:29,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 03:36:29,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:29,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:36:29,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:29,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:29,665 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:29,665 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:36:29,665 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:29,665 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:36:29,665 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:29,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:29,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:29,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:36:29,666 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:29,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-27 03:36:29,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:29,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:29,670 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:29,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:29,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:29,670 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:36:29,670 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:29,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:29,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:36:29,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:29,671 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:29,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-27 03:36:29,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:29,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:29,676 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:29,676 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:29,676 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:29,676 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:36:29,676 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:29,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:29,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:36:29,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:29,677 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:29,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-27 03:36:29,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:29,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:29,681 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:29,681 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:29,681 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:29,681 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:36:29,681 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:29,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:29,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:36:29,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:29,682 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:29,699 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 03:36:29,699 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1932626185] [2020-10-27 03:36:29,699 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:36:29,699 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-27 03:36:29,700 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1111292101] [2020-10-27 03:36:29,701 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 03:36:29,702 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:36:29,702 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 03:36:29,703 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2020-10-27 03:36:29,703 INFO L87 Difference]: Start difference. First operand 351 states and 429 transitions. Second operand 9 states. [2020-10-27 03:36:30,235 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:36:31,030 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:36:32,693 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:36:35,576 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:36:35,577 INFO L93 Difference]: Finished difference Result 910 states and 1252 transitions. [2020-10-27 03:36:35,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-10-27 03:36:35,577 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 85 [2020-10-27 03:36:35,578 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:36:35,583 INFO L225 Difference]: With dead ends: 910 [2020-10-27 03:36:35,584 INFO L226 Difference]: Without dead ends: 710 [2020-10-27 03:36:35,586 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=115, Invalid=391, Unknown=0, NotChecked=0, Total=506 [2020-10-27 03:36:35,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 710 states. [2020-10-27 03:36:35,780 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 710 to 591. [2020-10-27 03:36:35,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 591 states. [2020-10-27 03:36:35,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 591 states and 750 transitions. [2020-10-27 03:36:35,789 INFO L78 Accepts]: Start accepts. Automaton has 591 states and 750 transitions. Word has length 85 [2020-10-27 03:36:35,790 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:36:35,790 INFO L481 AbstractCegarLoop]: Abstraction has 591 states and 750 transitions. [2020-10-27 03:36:35,790 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-27 03:36:35,790 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 750 transitions. [2020-10-27 03:36:35,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2020-10-27 03:36:35,794 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:36:35,794 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:36:35,794 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-27 03:36:35,794 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 03:36:35,795 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:36:35,795 INFO L82 PathProgramCache]: Analyzing trace with hash 966787825, now seen corresponding path program 1 times [2020-10-27 03:36:35,795 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:36:35,795 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [538734927] [2020-10-27 03:36:35,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:36:35,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:35,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:36,110 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:36,111 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 127 [2020-10-27 03:36:36,111 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:36,111 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 285 [2020-10-27 03:36:36,111 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:36,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:36:36,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 75 [2020-10-27 03:36:36,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:36:36,112 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:36,469 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:36:36,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:36:36,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:36,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:36,501 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:36,501 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:36,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:36,502 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-27 03:36:36,502 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:36,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:36,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:36,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:36,502 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:36,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:36:36,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:36,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:36,517 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:36,517 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:36:36,517 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:36,518 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:36:36,518 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:36,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:36,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:36,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:36,518 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:36,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:36:36,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:36,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:36,522 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:36,522 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:36:36,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:36,523 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:36:36,523 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:36,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:36,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:36,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:36,523 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:36,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:36:36,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:36,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:36,527 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:36,527 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:36,528 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:36,528 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:36:36,528 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:36,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:36,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:36,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:36,529 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:36,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:36:36,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:36,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:36,532 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:36,532 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:36:36,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:36,532 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:36:36,532 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:36,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:36,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:36,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:36,533 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:36,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 03:36:36,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:36,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:36,544 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:36,544 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:36,545 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:36,545 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:36:36,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:36,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:36,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:36,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:36,545 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:36,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-27 03:36:36,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:36,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:36,571 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:36,572 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 03:36:36,572 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:36,572 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 03:36:36,572 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:36,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:36:36,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-27 03:36:36,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:36:36,573 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 03:36:36,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:36:36,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:36,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:36,589 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:36,589 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:36:36,589 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:36,590 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 03:36:36,590 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:36,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:36:36,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 03:36:36,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:36:36,590 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:36,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:36:36,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:36,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:36,645 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:36,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:36:36,646 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:36,646 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 03:36:36,646 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:36,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 03:36:36,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:36,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:36:36,647 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:36,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:36:36,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:36,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:36,678 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:36,679 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:36:36,679 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:36,679 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:36:36,679 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:36,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:36,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 03:36:36,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:36,679 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:36,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-27 03:36:36,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:36,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:36,683 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:36,683 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:36,683 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:36,684 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:36:36,684 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:36,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:36,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:36:36,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:36,684 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:36,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-27 03:36:36,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:36,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:36,687 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:36,687 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:36,688 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:36,688 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:36:36,688 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:36,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:36,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:36:36,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:36,688 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:36,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-27 03:36:36,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:36,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:36,693 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:36,693 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:36,693 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:36,693 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:36:36,693 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:36,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:36,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:36:36,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:36,694 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:36,707 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 03:36:36,707 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [538734927] [2020-10-27 03:36:36,707 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:36:36,708 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-27 03:36:36,708 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1304732565] [2020-10-27 03:36:36,708 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 03:36:36,708 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:36:36,709 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 03:36:36,709 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2020-10-27 03:36:36,709 INFO L87 Difference]: Start difference. First operand 591 states and 750 transitions. Second operand 8 states. [2020-10-27 03:36:37,832 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 03:36:38,243 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:36:38,651 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:36:39,762 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:36:39,762 INFO L93 Difference]: Finished difference Result 1116 states and 1487 transitions. [2020-10-27 03:36:39,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-27 03:36:39,763 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 85 [2020-10-27 03:36:39,763 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:36:39,769 INFO L225 Difference]: With dead ends: 1116 [2020-10-27 03:36:39,770 INFO L226 Difference]: Without dead ends: 680 [2020-10-27 03:36:39,773 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2020-10-27 03:36:39,774 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 680 states. [2020-10-27 03:36:39,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 680 to 591. [2020-10-27 03:36:39,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 591 states. [2020-10-27 03:36:39,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 591 states and 749 transitions. [2020-10-27 03:36:39,941 INFO L78 Accepts]: Start accepts. Automaton has 591 states and 749 transitions. Word has length 85 [2020-10-27 03:36:39,942 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:36:39,942 INFO L481 AbstractCegarLoop]: Abstraction has 591 states and 749 transitions. [2020-10-27 03:36:39,942 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 03:36:39,942 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 749 transitions. [2020-10-27 03:36:39,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2020-10-27 03:36:39,944 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:36:39,945 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:36:39,945 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-27 03:36:39,945 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 03:36:39,945 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:36:39,946 INFO L82 PathProgramCache]: Analyzing trace with hash -1277195473, now seen corresponding path program 1 times [2020-10-27 03:36:39,946 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:36:39,946 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [266650767] [2020-10-27 03:36:39,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:36:39,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:39,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:40,289 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:40,289 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 127 [2020-10-27 03:36:40,289 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:40,289 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 315 [2020-10-27 03:36:40,290 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:40,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:36:40,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 79 [2020-10-27 03:36:40,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 03:36:40,290 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:40,627 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:36:40,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:36:40,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:40,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:40,676 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:40,676 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:40,677 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:40,677 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-10-27 03:36:40,677 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:40,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:40,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:40,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:40,677 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:40,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:36:40,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:40,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:40,690 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:40,690 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:36:40,690 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:40,690 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:36:40,690 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:40,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:40,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:40,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:40,691 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:40,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:36:40,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:40,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:40,694 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:40,694 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:36:40,694 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:40,694 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:36:40,695 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:40,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:40,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:40,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:40,695 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:40,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:36:40,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:40,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:40,700 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:40,700 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:40,700 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:40,700 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:36:40,700 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:40,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:40,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:40,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:40,701 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:40,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:36:40,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:40,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:40,703 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:40,703 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:36:40,703 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:40,703 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:36:40,703 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:40,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:40,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:40,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:40,704 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:40,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 03:36:40,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:40,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:40,713 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:40,713 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:40,713 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:40,713 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:36:40,713 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:40,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:40,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:40,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:40,714 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:40,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-27 03:36:40,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:40,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:40,740 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:40,740 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 03:36:40,740 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:40,741 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 03:36:40,741 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:40,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:36:40,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-27 03:36:40,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 03:36:40,741 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:40,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:36:40,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:40,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:40,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:40,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:36:40,776 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:40,777 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 03:36:40,777 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:40,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:36:40,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:40,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 03:36:40,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:40,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:36:40,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:40,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:40,805 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:40,805 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:36:40,805 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:40,805 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:36:40,805 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:40,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:40,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:40,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:40,806 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:40,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:36:40,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:40,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:40,808 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:40,808 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:36:40,809 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:40,809 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:36:40,809 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:40,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:40,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 03:36:40,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:40,809 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:40,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-27 03:36:40,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:40,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:40,812 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:40,812 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:40,813 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:40,813 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:36:40,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:40,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:40,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:36:40,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:40,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:40,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-27 03:36:40,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:40,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:40,817 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:40,818 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:40,818 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:40,818 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:36:40,818 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:40,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:40,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:36:40,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:40,818 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:40,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-27 03:36:40,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:40,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:40,821 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:40,821 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:40,821 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:40,822 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:36:40,822 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:40,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:40,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:36:40,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:40,822 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:40,836 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 03:36:40,836 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [266650767] [2020-10-27 03:36:40,837 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:36:40,837 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-27 03:36:40,837 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [774120836] [2020-10-27 03:36:40,837 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 03:36:40,838 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:36:40,838 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 03:36:40,838 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-27 03:36:40,838 INFO L87 Difference]: Start difference. First operand 591 states and 749 transitions. Second operand 9 states. [2020-10-27 03:36:41,947 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:36:42,310 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:36:42,717 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:36:43,071 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:36:44,500 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:36:44,500 INFO L93 Difference]: Finished difference Result 1195 states and 1577 transitions. [2020-10-27 03:36:44,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-27 03:36:44,501 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 85 [2020-10-27 03:36:44,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:36:44,506 INFO L225 Difference]: With dead ends: 1195 [2020-10-27 03:36:44,506 INFO L226 Difference]: Without dead ends: 628 [2020-10-27 03:36:44,509 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=57, Invalid=153, Unknown=0, NotChecked=0, Total=210 [2020-10-27 03:36:44,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 628 states. [2020-10-27 03:36:44,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 628 to 555. [2020-10-27 03:36:44,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 555 states. [2020-10-27 03:36:44,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 555 states and 696 transitions. [2020-10-27 03:36:44,666 INFO L78 Accepts]: Start accepts. Automaton has 555 states and 696 transitions. Word has length 85 [2020-10-27 03:36:44,667 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:36:44,667 INFO L481 AbstractCegarLoop]: Abstraction has 555 states and 696 transitions. [2020-10-27 03:36:44,667 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-27 03:36:44,667 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 696 transitions. [2020-10-27 03:36:44,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2020-10-27 03:36:44,669 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:36:44,669 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:36:44,669 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-27 03:36:44,670 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 03:36:44,670 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:36:44,670 INFO L82 PathProgramCache]: Analyzing trace with hash 805309750, now seen corresponding path program 1 times [2020-10-27 03:36:44,670 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:36:44,670 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2133334518] [2020-10-27 03:36:44,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:36:44,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:44,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:44,990 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:44,991 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 128 [2020-10-27 03:36:44,991 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:44,991 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 285 [2020-10-27 03:36:44,991 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:44,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:36:44,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 88 [2020-10-27 03:36:44,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 33 [2020-10-27 03:36:44,992 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:45,368 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:36:45,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:36:45,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:45,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:45,397 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:45,397 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:45,397 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:45,397 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-27 03:36:45,398 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:45,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:45,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:45,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:45,398 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:45,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:36:45,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:45,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:45,411 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:45,411 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:36:45,411 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:45,411 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:36:45,411 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:45,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:45,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:45,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:45,412 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:45,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:36:45,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:45,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:45,414 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:45,414 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:36:45,414 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:45,414 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:36:45,414 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:45,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:45,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:45,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:45,415 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:45,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:36:45,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:45,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:45,417 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:45,417 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:45,417 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:45,417 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:36:45,417 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:45,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:45,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:45,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:45,418 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:45,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:36:45,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:45,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:45,420 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:45,420 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:36:45,420 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:45,421 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:36:45,421 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:45,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:45,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:45,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:45,421 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:45,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 03:36:45,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:45,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:45,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:45,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:45,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:45,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:36:45,449 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:45,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:45,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:45,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:45,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:45,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-27 03:36:45,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:45,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:45,473 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:45,473 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 03:36:45,473 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:45,474 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 03:36:45,474 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:45,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:45,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:45,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 03:36:45,474 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:45,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:36:45,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:45,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:45,484 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:45,484 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:36:45,484 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:45,484 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:36:45,484 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:45,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:45,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:45,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:45,485 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:45,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:36:45,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:45,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:45,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:45,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:36:45,489 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:45,489 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:36:45,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:45,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:45,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:45,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:45,489 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:45,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:36:45,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:45,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:45,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:45,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:45,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:45,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:36:45,494 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:45,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:45,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:45,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:36:45,494 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:45,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-27 03:36:45,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:45,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:45,502 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:45,502 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:45,502 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:45,502 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:36:45,502 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:45,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:45,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:45,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:36:45,503 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:45,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2020-10-27 03:36:45,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:45,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:45,507 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:45,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:45,507 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:45,507 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:36:45,507 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:45,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:45,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:45,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:36:45,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:45,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-27 03:36:45,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:45,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:45,513 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:45,513 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:45,513 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:45,513 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:36:45,513 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:45,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:36:45,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:45,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:36:45,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:45,541 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 03:36:45,541 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2133334518] [2020-10-27 03:36:45,541 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:36:45,542 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-27 03:36:45,542 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [274260323] [2020-10-27 03:36:45,542 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 03:36:45,542 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:36:45,543 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 03:36:45,547 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-27 03:36:45,547 INFO L87 Difference]: Start difference. First operand 555 states and 696 transitions. Second operand 9 states. [2020-10-27 03:36:47,084 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:36:47,945 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:36:48,366 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:36:48,745 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:36:49,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:36:49,785 INFO L93 Difference]: Finished difference Result 958 states and 1213 transitions. [2020-10-27 03:36:49,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-27 03:36:49,786 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 86 [2020-10-27 03:36:49,787 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:36:49,787 INFO L225 Difference]: With dead ends: 958 [2020-10-27 03:36:49,788 INFO L226 Difference]: Without dead ends: 0 [2020-10-27 03:36:49,791 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 27 SyntacticMatches, 2 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=84, Invalid=188, Unknown=0, NotChecked=0, Total=272 [2020-10-27 03:36:49,791 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-27 03:36:49,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-27 03:36:49,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-27 03:36:49,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-27 03:36:49,792 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 86 [2020-10-27 03:36:49,792 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:36:49,792 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-27 03:36:49,792 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-27 03:36:49,792 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-27 03:36:49,793 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-27 03:36:49,793 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-27 03:36:49,795 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-27 03:36:50,022 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 18 [2020-10-27 03:36:50,200 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 20 [2020-10-27 03:36:50,418 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 220 [2020-10-27 03:36:50,553 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 18 [2020-10-27 03:36:50,690 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 20 [2020-10-27 03:36:50,919 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 220 [2020-10-27 03:36:52,399 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 218 [2020-10-27 03:36:52,739 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 218 [2020-10-27 03:36:53,022 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 229 [2020-10-27 03:36:53,891 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 18 [2020-10-27 03:36:54,001 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 20 [2020-10-27 03:36:54,141 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 220 [2020-10-27 03:36:54,404 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 220 [2020-10-27 03:36:55,556 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 229 [2020-10-27 03:36:56,017 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 229 [2020-10-27 03:36:56,442 WARN L193 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 27 [2020-10-27 03:36:57,527 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 162 DAG size of output: 22 [2020-10-27 03:36:57,811 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 1 [2020-10-27 03:36:58,092 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-27 03:36:58,387 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 1 [2020-10-27 03:36:58,880 WARN L193 SmtUtils]: Spent 476.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 31 [2020-10-27 03:36:59,160 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-27 03:36:59,443 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 1 [2020-10-27 03:37:00,278 WARN L193 SmtUtils]: Spent 832.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 22 [2020-10-27 03:37:00,658 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 21 [2020-10-27 03:37:01,737 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 164 DAG size of output: 22 [2020-10-27 03:37:02,062 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:37:02,438 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 21 [2020-10-27 03:37:03,025 WARN L193 SmtUtils]: Spent 581.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 22 [2020-10-27 03:37:03,436 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 26 [2020-10-27 03:37:04,562 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 174 DAG size of output: 25 [2020-10-27 03:37:04,842 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 1 [2020-10-27 03:37:05,142 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 1 [2020-10-27 03:37:06,227 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 164 DAG size of output: 23 [2020-10-27 03:37:06,504 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 1 [2020-10-27 03:37:06,937 WARN L193 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 27 [2020-10-27 03:37:07,752 WARN L193 SmtUtils]: Spent 813.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 19 [2020-10-27 03:37:08,650 WARN L193 SmtUtils]: Spent 891.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 25 [2020-10-27 03:37:09,458 WARN L193 SmtUtils]: Spent 805.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 18 [2020-10-27 03:37:10,317 WARN L193 SmtUtils]: Spent 815.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 21 [2020-10-27 03:37:10,597 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-27 03:37:10,875 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-27 03:37:11,170 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 1 [2020-10-27 03:37:12,150 WARN L193 SmtUtils]: Spent 975.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 29 [2020-10-27 03:37:12,700 WARN L193 SmtUtils]: Spent 546.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 11 [2020-10-27 03:37:12,974 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 1 [2020-10-27 03:37:13,364 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 21 [2020-10-27 03:37:13,642 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-27 03:37:13,921 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 1 [2020-10-27 03:37:14,211 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-27 03:37:14,622 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 26 [2020-10-27 03:37:14,897 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 1 [2020-10-27 03:37:15,221 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 16 [2020-10-27 03:37:15,500 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-27 03:37:16,301 WARN L193 SmtUtils]: Spent 797.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 25 [2020-10-27 03:37:16,580 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-27 03:37:16,901 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 22 [2020-10-27 03:37:17,717 WARN L193 SmtUtils]: Spent 809.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 21 [2020-10-27 03:37:18,129 WARN L193 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 26 [2020-10-27 03:37:18,133 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-27 03:37:18,134 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-27 03:37:18,134 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-27 03:37:18,134 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-27 03:37:18,134 INFO L274 CegarLoopResult]: For program point L481(lines 458 482) no Hoare annotation was computed. [2020-10-27 03:37:18,134 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 434 489) no Hoare annotation was computed. [2020-10-27 03:37:18,134 INFO L274 CegarLoopResult]: For program point L465(lines 465 469) no Hoare annotation was computed. [2020-10-27 03:37:18,134 INFO L274 CegarLoopResult]: For program point L465-1(lines 465 469) no Hoare annotation was computed. [2020-10-27 03:37:18,135 INFO L274 CegarLoopResult]: For program point L460(line 460) no Hoare annotation was computed. [2020-10-27 03:37:18,135 INFO L274 CegarLoopResult]: For program point L459-2(lines 459 480) no Hoare annotation was computed. [2020-10-27 03:37:18,135 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 434 489) no Hoare annotation was computed. [2020-10-27 03:37:18,135 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 434 489) no Hoare annotation was computed. [2020-10-27 03:37:18,135 INFO L274 CegarLoopResult]: For program point L542(lines 515 543) no Hoare annotation was computed. [2020-10-27 03:37:18,136 INFO L274 CegarLoopResult]: For program point L535(line 535) no Hoare annotation was computed. [2020-10-27 03:37:18,136 INFO L274 CegarLoopResult]: For program point L535-1(line 535) no Hoare annotation was computed. [2020-10-27 03:37:18,136 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 490 549) no Hoare annotation was computed. [2020-10-27 03:37:18,136 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 490 549) no Hoare annotation was computed. [2020-10-27 03:37:18,136 INFO L274 CegarLoopResult]: For program point L522(lines 522 526) no Hoare annotation was computed. [2020-10-27 03:37:18,136 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 490 549) no Hoare annotation was computed. [2020-10-27 03:37:18,136 INFO L274 CegarLoopResult]: For program point L522-1(lines 522 526) no Hoare annotation was computed. [2020-10-27 03:37:18,136 INFO L274 CegarLoopResult]: For program point L517(line 517) no Hoare annotation was computed. [2020-10-27 03:37:18,136 INFO L274 CegarLoopResult]: For program point L516-2(lines 516 541) no Hoare annotation was computed. [2020-10-27 03:37:18,136 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 905 911) the Hoare annotation is: true [2020-10-27 03:37:18,136 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 905 911) no Hoare annotation was computed. [2020-10-27 03:37:18,137 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 912 920) no Hoare annotation was computed. [2020-10-27 03:37:18,137 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 912 920) the Hoare annotation is: true [2020-10-27 03:37:18,137 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 912 920) no Hoare annotation was computed. [2020-10-27 03:37:18,137 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 190 212) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-27 03:37:18,137 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 190 212) no Hoare annotation was computed. [2020-10-27 03:37:18,137 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 190 212) no Hoare annotation was computed. [2020-10-27 03:37:18,137 INFO L270 CegarLoopResult]: At program point L202(line 202) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-27 03:37:18,137 INFO L270 CegarLoopResult]: At program point L202-1(line 202) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-27 03:37:18,137 INFO L274 CegarLoopResult]: For program point L200(lines 200 207) no Hoare annotation was computed. [2020-10-27 03:37:18,138 INFO L274 CegarLoopResult]: For program point L200-1(lines 200 207) no Hoare annotation was computed. [2020-10-27 03:37:18,138 INFO L274 CegarLoopResult]: For program point L198(line 198) no Hoare annotation was computed. [2020-10-27 03:37:18,138 INFO L270 CegarLoopResult]: At program point L197(line 197) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-27 03:37:18,138 INFO L270 CegarLoopResult]: At program point L196(line 196) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-27 03:37:18,138 INFO L270 CegarLoopResult]: At program point L196-1(line 196) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-27 03:37:18,138 INFO L274 CegarLoopResult]: For program point L161(line 161) no Hoare annotation was computed. [2020-10-27 03:37:18,138 INFO L274 CegarLoopResult]: For program point L160(line 160) no Hoare annotation was computed. [2020-10-27 03:37:18,138 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 146 169) no Hoare annotation was computed. [2020-10-27 03:37:18,138 INFO L274 CegarLoopResult]: For program point L159(line 159) no Hoare annotation was computed. [2020-10-27 03:37:18,139 INFO L274 CegarLoopResult]: For program point L158(line 158) no Hoare annotation was computed. [2020-10-27 03:37:18,139 INFO L274 CegarLoopResult]: For program point L157(line 157) no Hoare annotation was computed. [2020-10-27 03:37:18,139 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 146 169) no Hoare annotation was computed. [2020-10-27 03:37:18,139 INFO L274 CegarLoopResult]: For program point L156(line 156) no Hoare annotation was computed. [2020-10-27 03:37:18,139 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 146 169) no Hoare annotation was computed. [2020-10-27 03:37:18,139 INFO L274 CegarLoopResult]: For program point L155(line 155) no Hoare annotation was computed. [2020-10-27 03:37:18,139 INFO L274 CegarLoopResult]: For program point L154(line 154) no Hoare annotation was computed. [2020-10-27 03:37:18,139 INFO L274 CegarLoopResult]: For program point L153(line 153) no Hoare annotation was computed. [2020-10-27 03:37:18,139 INFO L274 CegarLoopResult]: For program point L152(line 152) no Hoare annotation was computed. [2020-10-27 03:37:18,139 INFO L274 CegarLoopResult]: For program point L151(line 151) no Hoare annotation was computed. [2020-10-27 03:37:18,139 INFO L274 CegarLoopResult]: For program point L164(line 164) no Hoare annotation was computed. [2020-10-27 03:37:18,139 INFO L274 CegarLoopResult]: For program point L163(line 163) no Hoare annotation was computed. [2020-10-27 03:37:18,140 INFO L274 CegarLoopResult]: For program point L162(line 162) no Hoare annotation was computed. [2020-10-27 03:37:18,140 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 309 317) no Hoare annotation was computed. [2020-10-27 03:37:18,140 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 309 317) the Hoare annotation is: true [2020-10-27 03:37:18,140 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 309 317) no Hoare annotation was computed. [2020-10-27 03:37:18,140 INFO L274 CegarLoopResult]: For program point L348(line 348) no Hoare annotation was computed. [2020-10-27 03:37:18,140 INFO L274 CegarLoopResult]: For program point L348-1(line 348) no Hoare annotation was computed. [2020-10-27 03:37:18,140 INFO L274 CegarLoopResult]: For program point L337(lines 337 345) no Hoare annotation was computed. [2020-10-27 03:37:18,140 INFO L274 CegarLoopResult]: For program point L337-2(lines 337 345) no Hoare annotation was computed. [2020-10-27 03:37:18,140 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 318 353) no Hoare annotation was computed. [2020-10-27 03:37:18,140 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 318 353) no Hoare annotation was computed. [2020-10-27 03:37:18,141 INFO L274 CegarLoopResult]: For program point L325(lines 325 333) no Hoare annotation was computed. [2020-10-27 03:37:18,141 INFO L274 CegarLoopResult]: For program point L325-2(lines 325 333) no Hoare annotation was computed. [2020-10-27 03:37:18,141 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 318 353) no Hoare annotation was computed. [2020-10-27 03:37:18,141 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 898 904) no Hoare annotation was computed. [2020-10-27 03:37:18,141 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 898 904) the Hoare annotation is: true [2020-10-27 03:37:18,141 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 388 433) no Hoare annotation was computed. [2020-10-27 03:37:18,141 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 388 433) no Hoare annotation was computed. [2020-10-27 03:37:18,141 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 388 433) no Hoare annotation was computed. [2020-10-27 03:37:18,141 INFO L274 CegarLoopResult]: For program point L732(lines 732 733) no Hoare annotation was computed. [2020-10-27 03:37:18,141 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 701 746) no Hoare annotation was computed. [2020-10-27 03:37:18,141 INFO L274 CegarLoopResult]: For program point L725(lines 725 726) no Hoare annotation was computed. [2020-10-27 03:37:18,142 INFO L274 CegarLoopResult]: For program point L721(lines 721 728) no Hoare annotation was computed. [2020-10-27 03:37:18,142 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 725 726) no Hoare annotation was computed. [2020-10-27 03:37:18,142 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 732 733) no Hoare annotation was computed. [2020-10-27 03:37:18,142 INFO L274 CegarLoopResult]: For program point L715(lines 715 735) no Hoare annotation was computed. [2020-10-27 03:37:18,142 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 701 746) no Hoare annotation was computed. [2020-10-27 03:37:18,142 INFO L274 CegarLoopResult]: For program point L715-1(lines 715 735) no Hoare annotation was computed. [2020-10-27 03:37:18,142 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 701 746) no Hoare annotation was computed. [2020-10-27 03:37:18,142 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 177 186) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-27 03:37:18,142 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 177 186) no Hoare annotation was computed. [2020-10-27 03:37:18,142 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 177 186) no Hoare annotation was computed. [2020-10-27 03:37:18,142 INFO L274 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 298 308) no Hoare annotation was computed. [2020-10-27 03:37:18,142 INFO L274 CegarLoopResult]: For program point L303(line 303) no Hoare annotation was computed. [2020-10-27 03:37:18,142 INFO L274 CegarLoopResult]: For program point L303-1(line 303) no Hoare annotation was computed. [2020-10-27 03:37:18,142 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 298 308) no Hoare annotation was computed. [2020-10-27 03:37:18,143 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 298 308) no Hoare annotation was computed. [2020-10-27 03:37:18,143 INFO L274 CegarLoopResult]: For program point deactivatePumpENTRY(lines 290 297) no Hoare annotation was computed. [2020-10-27 03:37:18,143 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 290 297) no Hoare annotation was computed. [2020-10-27 03:37:18,143 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 290 297) no Hoare annotation was computed. [2020-10-27 03:37:18,143 INFO L274 CegarLoopResult]: For program point L876(lines 876 882) no Hoare annotation was computed. [2020-10-27 03:37:18,143 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 872 885) no Hoare annotation was computed. [2020-10-27 03:37:18,143 INFO L277 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 872 885) the Hoare annotation is: true [2020-10-27 03:37:18,143 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 872 885) no Hoare annotation was computed. [2020-10-27 03:37:18,143 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 257 281) no Hoare annotation was computed. [2020-10-27 03:37:18,143 INFO L270 CegarLoopResult]: At program point L276(line 276) the Hoare annotation is: (let ((.cse1 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1) (or (not (= |old(~pumpRunning~0)| 1)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0))) [2020-10-27 03:37:18,143 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 257 281) the Hoare annotation is: (let ((.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (= ~waterLevel~0 1)) .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse2 (not (<= 2 ~waterLevel~0))) (or (not (= |old(~pumpRunning~0)| 1)) .cse0 .cse1))) [2020-10-27 03:37:18,143 INFO L274 CegarLoopResult]: For program point L276-1(lines 257 281) no Hoare annotation was computed. [2020-10-27 03:37:18,144 INFO L270 CegarLoopResult]: At program point L271(line 271) the Hoare annotation is: (let ((.cse1 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 .cse1) (or (not (= |old(~pumpRunning~0)| 1)) .cse0))) [2020-10-27 03:37:18,144 INFO L270 CegarLoopResult]: At program point L267(line 267) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (= ~waterLevel~0 1)) .cse0 .cse1 .cse2) (or (not (= |old(~pumpRunning~0)| 1)) .cse1) (or (and .cse0 (<= 1 processEnvironment_~tmp~2)) .cse1 .cse2 (not (<= 2 ~waterLevel~0))))) [2020-10-27 03:37:18,144 INFO L274 CegarLoopResult]: For program point L265(lines 265 273) no Hoare annotation was computed. [2020-10-27 03:37:18,144 INFO L270 CegarLoopResult]: At program point L263(line 263) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (= ~waterLevel~0 1)) .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse2 (not (<= 2 ~waterLevel~0))) (or (not (= |old(~pumpRunning~0)| 1)) .cse1))) [2020-10-27 03:37:18,144 INFO L274 CegarLoopResult]: For program point L263-1(line 263) no Hoare annotation was computed. [2020-10-27 03:37:18,144 INFO L274 CegarLoopResult]: For program point L261(lines 261 278) no Hoare annotation was computed. [2020-10-27 03:37:18,144 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 249 255) no Hoare annotation was computed. [2020-10-27 03:37:18,144 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 249 255) the Hoare annotation is: true [2020-10-27 03:37:18,144 INFO L270 CegarLoopResult]: At program point testENTRY(lines 47 112) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-27 03:37:18,144 INFO L274 CegarLoopResult]: For program point L95(lines 95 99) no Hoare annotation was computed. [2020-10-27 03:37:18,144 INFO L270 CegarLoopResult]: At program point L95-2(lines 87 100) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0 (= ~pumpRunning~0 0)) (and .cse0 (= ~pumpRunning~0 1)))) [2020-10-27 03:37:18,144 INFO L274 CegarLoopResult]: For program point L58(lines 57 104) no Hoare annotation was computed. [2020-10-27 03:37:18,145 INFO L270 CegarLoopResult]: At program point L89(line 89) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0 (= ~pumpRunning~0 0)) (and .cse0 (= ~pumpRunning~0 1)))) [2020-10-27 03:37:18,145 INFO L274 CegarLoopResult]: For program point L87(lines 87 100) no Hoare annotation was computed. [2020-10-27 03:37:18,145 INFO L274 CegarLoopResult]: For program point testFINAL(lines 47 112) no Hoare annotation was computed. [2020-10-27 03:37:18,145 INFO L270 CegarLoopResult]: At program point L79(line 79) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0 (= ~pumpRunning~0 0)) (and .cse0 (= ~pumpRunning~0 1)))) [2020-10-27 03:37:18,145 INFO L274 CegarLoopResult]: For program point L77(lines 77 83) no Hoare annotation was computed. [2020-10-27 03:37:18,145 INFO L274 CegarLoopResult]: For program point L77-1(lines 77 83) no Hoare annotation was computed. [2020-10-27 03:37:18,145 INFO L270 CegarLoopResult]: At program point L102(lines 57 104) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0 (= ~pumpRunning~0 0)) (and .cse0 (= ~pumpRunning~0 1)))) [2020-10-27 03:37:18,145 INFO L270 CegarLoopResult]: At program point L69(line 69) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0 (= ~pumpRunning~0 0)) (and .cse0 (= ~pumpRunning~0 1)))) [2020-10-27 03:37:18,145 INFO L274 CegarLoopResult]: For program point L67(lines 67 73) no Hoare annotation was computed. [2020-10-27 03:37:18,145 INFO L274 CegarLoopResult]: For program point L67-1(lines 67 73) no Hoare annotation was computed. [2020-10-27 03:37:18,145 INFO L274 CegarLoopResult]: For program point L59(lines 59 63) no Hoare annotation was computed. [2020-10-27 03:37:18,145 INFO L270 CegarLoopResult]: At program point L105(lines 56 106) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0 (= ~pumpRunning~0 0)) (and .cse0 (= ~pumpRunning~0 1)))) [2020-10-27 03:37:18,146 INFO L274 CegarLoopResult]: For program point testEXIT(lines 47 112) no Hoare annotation was computed. [2020-10-27 03:37:18,146 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 679 680) no Hoare annotation was computed. [2020-10-27 03:37:18,146 INFO L274 CegarLoopResult]: For program point L669(lines 669 689) no Hoare annotation was computed. [2020-10-27 03:37:18,146 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 686 687) no Hoare annotation was computed. [2020-10-27 03:37:18,146 INFO L274 CegarLoopResult]: For program point L669-1(lines 669 689) no Hoare annotation was computed. [2020-10-27 03:37:18,146 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 655 700) no Hoare annotation was computed. [2020-10-27 03:37:18,146 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 655 700) no Hoare annotation was computed. [2020-10-27 03:37:18,146 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 655 700) no Hoare annotation was computed. [2020-10-27 03:37:18,146 INFO L274 CegarLoopResult]: For program point L686(lines 686 687) no Hoare annotation was computed. [2020-10-27 03:37:18,146 INFO L274 CegarLoopResult]: For program point L679(lines 679 680) no Hoare annotation was computed. [2020-10-27 03:37:18,146 INFO L274 CegarLoopResult]: For program point L675(lines 675 682) no Hoare annotation was computed. [2020-10-27 03:37:18,146 INFO L274 CegarLoopResult]: For program point L848(lines 848 856) no Hoare annotation was computed. [2020-10-27 03:37:18,146 INFO L274 CegarLoopResult]: For program point L848-2(lines 848 856) no Hoare annotation was computed. [2020-10-27 03:37:18,146 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 840 862) no Hoare annotation was computed. [2020-10-27 03:37:18,146 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 840 862) no Hoare annotation was computed. [2020-10-27 03:37:18,146 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 840 862) no Hoare annotation was computed. [2020-10-27 03:37:18,147 INFO L274 CegarLoopResult]: For program point L576(lines 576 580) no Hoare annotation was computed. [2020-10-27 03:37:18,147 INFO L274 CegarLoopResult]: For program point L640(lines 640 651) no Hoare annotation was computed. [2020-10-27 03:37:18,147 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 552 654) no Hoare annotation was computed. [2020-10-27 03:37:18,147 INFO L274 CegarLoopResult]: For program point L603(lines 603 607) no Hoare annotation was computed. [2020-10-27 03:37:18,147 INFO L274 CegarLoopResult]: For program point L601-2(lines 601 621) no Hoare annotation was computed. [2020-10-27 03:37:18,147 INFO L274 CegarLoopResult]: For program point L622(lines 600 623) no Hoare annotation was computed. [2020-10-27 03:37:18,147 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 552 654) no Hoare annotation was computed. [2020-10-27 03:37:18,147 INFO L274 CegarLoopResult]: For program point L581(lines 581 597) no Hoare annotation was computed. [2020-10-27 03:37:18,147 INFO L274 CegarLoopResult]: For program point L641(lines 641 648) no Hoare annotation was computed. [2020-10-27 03:37:18,147 INFO L274 CegarLoopResult]: For program point L602(lines 601 621) no Hoare annotation was computed. [2020-10-27 03:37:18,147 INFO L274 CegarLoopResult]: For program point L633(line 633) no Hoare annotation was computed. [2020-10-27 03:37:18,147 INFO L274 CegarLoopResult]: For program point L633-1(line 633) no Hoare annotation was computed. [2020-10-27 03:37:18,147 INFO L274 CegarLoopResult]: For program point L598(lines 598 639) no Hoare annotation was computed. [2020-10-27 03:37:18,147 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 552 654) no Hoare annotation was computed. [2020-10-27 03:37:18,148 INFO L274 CegarLoopResult]: For program point L617(line 617) no Hoare annotation was computed. [2020-10-27 03:37:18,148 INFO L274 CegarLoopResult]: For program point L617-1(line 617) no Hoare annotation was computed. [2020-10-27 03:37:18,148 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 888 897) no Hoare annotation was computed. [2020-10-27 03:37:18,148 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 888 897) no Hoare annotation was computed. [2020-10-27 03:37:18,148 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 888 897) no Hoare annotation was computed. [2020-10-27 03:37:18,148 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-27 03:37:18,148 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string76.base| |old(#t~string76.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string78.base| |old(#t~string78.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string76.offset| |old(#t~string76.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string78.offset| |old(#t~string78.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-27 03:37:18,149 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-27 03:37:18,149 INFO L274 CegarLoopResult]: For program point activatePumpFINAL(lines 282 289) no Hoare annotation was computed. [2020-10-27 03:37:18,149 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 282 289) no Hoare annotation was computed. [2020-10-27 03:37:18,149 INFO L270 CegarLoopResult]: At program point activatePumpENTRY(lines 282 289) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (= ~waterLevel~0 1)) .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse2 (not (<= 2 ~waterLevel~0))))) [2020-10-27 03:37:18,149 INFO L274 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 354 372) no Hoare annotation was computed. [2020-10-27 03:37:18,149 INFO L274 CegarLoopResult]: For program point L363(lines 363 367) no Hoare annotation was computed. [2020-10-27 03:37:18,149 INFO L277 CegarLoopResult]: At program point L361(line 361) the Hoare annotation is: true [2020-10-27 03:37:18,149 INFO L274 CegarLoopResult]: For program point L363-2(lines 363 367) no Hoare annotation was computed. [2020-10-27 03:37:18,149 INFO L274 CegarLoopResult]: For program point L361-1(line 361) no Hoare annotation was computed. [2020-10-27 03:37:18,150 INFO L277 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 354 372) the Hoare annotation is: true [2020-10-27 03:37:18,150 INFO L274 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 354 372) no Hoare annotation was computed. [2020-10-27 03:37:18,150 INFO L277 CegarLoopResult]: At program point getWaterLevelENTRY(lines 863 871) the Hoare annotation is: true [2020-10-27 03:37:18,150 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 863 871) no Hoare annotation was computed. [2020-10-27 03:37:18,150 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 863 871) no Hoare annotation was computed. [2020-10-27 03:37:18,150 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 819 830) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) (and (or .cse0 .cse1 .cse2 (not (<= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1 .cse2) (or (not (= ~pumpRunning~0 1)) .cse1 .cse2))) [2020-10-27 03:37:18,150 INFO L274 CegarLoopResult]: For program point L823-1(lines 819 830) no Hoare annotation was computed. [2020-10-27 03:37:18,150 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 819 830) no Hoare annotation was computed. [2020-10-27 03:37:18,150 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-27 03:37:18,150 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-27 03:37:18,151 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-27 03:37:18,151 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 225 248) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 (not (= |old(~pumpRunning~0)| 1)) .cse1) (or .cse0 (not (= |old(~waterLevel~0)| 1)) .cse1 .cse2) (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse1 .cse2))) [2020-10-27 03:37:18,151 INFO L270 CegarLoopResult]: At program point L238(line 238) the Hoare annotation is: (let ((.cse4 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (let ((.cse3 (not (= |old(~pumpRunning~0)| 1))) (.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse4)) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 (not (= |old(~waterLevel~0)| 1)) .cse1 .cse2) (or (<= ~waterLevel~0 1) .cse3 (not (<= |old(~waterLevel~0)| 1)) .cse1) (or .cse4 .cse3 .cse1) (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse1 .cse2)))) [2020-10-27 03:37:18,151 INFO L270 CegarLoopResult]: At program point L236(lines 236 242) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse3 (not (= |old(~pumpRunning~0)| 0))) (.cse4 (and .cse0 (= ~pumpRunning~0 1))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse5 (not (= |old(~pumpRunning~0)| 1))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or (and .cse0 .cse1) (not (= |old(~waterLevel~0)| 1)) .cse2 .cse3 .cse4) (or (not (<= 2 |old(~waterLevel~0)|)) .cse2 .cse3 .cse4) (or (<= ~waterLevel~0 1) .cse5 (not (<= |old(~waterLevel~0)| 1)) .cse2) (or .cse1 .cse5 .cse2)))) [2020-10-27 03:37:18,151 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 225 248) no Hoare annotation was computed. [2020-10-27 03:37:18,151 INFO L270 CegarLoopResult]: At program point L231(line 231) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 1)) .cse0) (or (not (<= 2 |old(~waterLevel~0)|)) .cse0 .cse1) (or (not (= |old(~waterLevel~0)| 1)) .cse0 .cse1))) [2020-10-27 03:37:18,151 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 225 248) no Hoare annotation was computed. [2020-10-27 03:37:18,152 INFO L274 CegarLoopResult]: For program point L229(lines 228 247) no Hoare annotation was computed. [2020-10-27 03:37:18,152 INFO L274 CegarLoopResult]: For program point L129(lines 129 133) no Hoare annotation was computed. [2020-10-27 03:37:18,152 INFO L270 CegarLoopResult]: At program point L129-1(lines 129 133) the Hoare annotation is: (let ((.cse1 (not (= |old(~pumpRunning~0)| 1))) (.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0))) (.cse0 (<= ~waterLevel~0 1))) (and (or .cse0 .cse1 (not (<= |old(~waterLevel~0)| 1)) .cse2) (or .cse3 .cse1 .cse2) (or (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse3) (not (= |old(~waterLevel~0)| 1)) .cse2 (not (= |old(~pumpRunning~0)| 0)) (and .cse0 (= ~pumpRunning~0 1))))) [2020-10-27 03:37:18,152 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 115 144) no Hoare annotation was computed. [2020-10-27 03:37:18,152 INFO L274 CegarLoopResult]: For program point L126(line 126) no Hoare annotation was computed. [2020-10-27 03:37:18,152 INFO L270 CegarLoopResult]: At program point cleanupENTRY(lines 115 144) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (= |old(~pumpRunning~0)| 1)) .cse1) (or .cse0 (not (= |old(~waterLevel~0)| 1)) .cse1 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-27 03:37:18,152 INFO L270 CegarLoopResult]: At program point L125-2(lines 125 139) the Hoare annotation is: (let ((.cse1 (not (= |old(~pumpRunning~0)| 1))) (.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0))) (.cse0 (<= ~waterLevel~0 1))) (and (or .cse0 .cse1 (not (<= |old(~waterLevel~0)| 1)) .cse2) (or .cse3 .cse1 .cse2) (or (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse3) (not (= |old(~waterLevel~0)| 1)) .cse2 (not (= |old(~pumpRunning~0)| 0)) (and .cse0 (= ~pumpRunning~0 1))))) [2020-10-27 03:37:18,153 INFO L270 CegarLoopResult]: At program point L121(line 121) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (= |old(~pumpRunning~0)| 1)) .cse1) (or .cse0 (not (= |old(~waterLevel~0)| 1)) .cse1 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-27 03:37:18,153 INFO L274 CegarLoopResult]: For program point L121-1(line 121) no Hoare annotation was computed. [2020-10-27 03:37:18,153 INFO L277 CegarLoopResult]: At program point L140(lines 115 144) the Hoare annotation is: true [2020-10-27 03:37:18,153 INFO L274 CegarLoopResult]: For program point L136(line 136) no Hoare annotation was computed. [2020-10-27 03:37:18,153 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 831 839) the Hoare annotation is: true [2020-10-27 03:37:18,153 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 831 839) no Hoare annotation was computed. [2020-10-27 03:37:18,153 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 831 839) no Hoare annotation was computed. [2020-10-27 03:37:18,153 INFO L274 CegarLoopResult]: For program point L769(lines 769 775) no Hoare annotation was computed. [2020-10-27 03:37:18,153 INFO L270 CegarLoopResult]: At program point L767(line 767) the Hoare annotation is: (let ((.cse0 (not (= ~waterLevel~0 1))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (= ~pumpRunning~0 0)) .cse1) (or (not (= ~pumpRunning~0 1)) .cse0 .cse1))) [2020-10-27 03:37:18,153 INFO L274 CegarLoopResult]: For program point L767-1(line 767) no Hoare annotation was computed. [2020-10-27 03:37:18,154 INFO L274 CegarLoopResult]: For program point L765(lines 765 778) no Hoare annotation was computed. [2020-10-27 03:37:18,154 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification3_spec__1EXIT(lines 750 782) no Hoare annotation was computed. [2020-10-27 03:37:18,154 INFO L274 CegarLoopResult]: For program point L765-1(lines 750 782) no Hoare annotation was computed. [2020-10-27 03:37:18,154 INFO L277 CegarLoopResult]: At program point L763(line 763) the Hoare annotation is: true [2020-10-27 03:37:18,154 INFO L274 CegarLoopResult]: For program point L763-1(line 763) no Hoare annotation was computed. [2020-10-27 03:37:18,154 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification3_spec__1ENTRY(lines 750 782) the Hoare annotation is: true [2020-10-27 03:37:18,154 INFO L274 CegarLoopResult]: For program point L759(lines 759 779) no Hoare annotation was computed. [2020-10-27 03:37:18,154 INFO L277 CegarLoopResult]: At program point L757(line 757) the Hoare annotation is: true [2020-10-27 03:37:18,154 INFO L274 CegarLoopResult]: For program point L757-1(line 757) no Hoare annotation was computed. [2020-10-27 03:37:18,155 INFO L270 CegarLoopResult]: At program point L773(line 773) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (= ~waterLevel~0 1)) (not (= ~pumpRunning~0 0)) .cse0) (or (not (= ~pumpRunning~0 1)) .cse0))) [2020-10-27 03:37:18,155 INFO L270 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 795 806) the Hoare annotation is: (or (not (= ~pumpRunning~0 1)) (= |old(~waterLevel~0)| ~waterLevel~0) (not (= 1 ~systemActive~0))) [2020-10-27 03:37:18,155 INFO L274 CegarLoopResult]: For program point L799-1(lines 795 806) no Hoare annotation was computed. [2020-10-27 03:37:18,155 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 795 806) no Hoare annotation was computed. [2020-10-27 03:37:18,155 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 170 176) no Hoare annotation was computed. [2020-10-27 03:37:18,155 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 170 176) the Hoare annotation is: true [2020-10-27 03:37:18,155 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-27 03:37:18,155 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-10-27 03:37:18,155 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-27 03:37:18,155 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-27 03:37:18,156 INFO L274 CegarLoopResult]: For program point startSystemEXIT(lines 373 380) no Hoare annotation was computed. [2020-10-27 03:37:18,156 INFO L270 CegarLoopResult]: At program point startSystemENTRY(lines 373 380) the Hoare annotation is: (let ((.cse1 (not (= ~pumpRunning~0 0))) (.cse0 (not (= |old(~systemActive~0)| 1))) (.cse2 (= 1 ~systemActive~0))) (and (or .cse0 (not (= ~waterLevel~0 1)) .cse1 .cse2) (or .cse0 .cse1 .cse2 (not (<= 2 ~waterLevel~0))) (or .cse0 (not (= ~pumpRunning~0 1)) .cse2))) [2020-10-27 03:37:18,156 INFO L274 CegarLoopResult]: For program point startSystemFINAL(lines 373 380) no Hoare annotation was computed. [2020-10-27 03:37:18,156 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 807 818) no Hoare annotation was computed. [2020-10-27 03:37:18,156 INFO L274 CegarLoopResult]: For program point L811-1(lines 807 818) no Hoare annotation was computed. [2020-10-27 03:37:18,156 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 807 818) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (= ~pumpRunning~0 1)) .cse0 .cse1) (or (not (= |old(~waterLevel~0)| 1)) .cse0 (not (= ~pumpRunning~0 0)) .cse1))) [2020-10-27 03:37:18,156 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 784 791) no Hoare annotation was computed. [2020-10-27 03:37:18,156 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 784 791) the Hoare annotation is: true [2020-10-27 03:37:18,156 INFO L274 CegarLoopResult]: For program point L788(line 788) no Hoare annotation was computed. [2020-10-27 03:37:18,156 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 784 791) no Hoare annotation was computed. [2020-10-27 03:37:18,176 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.10 03:37:18 BoogieIcfgContainer [2020-10-27 03:37:18,176 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-27 03:37:18,177 INFO L168 Benchmark]: Toolchain (without parser) took 79953.31 ms. Allocated memory was 151.0 MB in the beginning and 725.6 MB in the end (delta: 574.6 MB). Free memory was 125.6 MB in the beginning and 495.6 MB in the end (delta: -370.0 MB). Peak memory consumption was 448.2 MB. Max. memory is 8.0 GB. [2020-10-27 03:37:18,178 INFO L168 Benchmark]: CDTParser took 0.56 ms. Allocated memory is still 151.0 MB. Free memory is still 123.2 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-27 03:37:18,178 INFO L168 Benchmark]: CACSL2BoogieTranslator took 546.07 ms. Allocated memory is still 151.0 MB. Free memory was 124.9 MB in the beginning and 104.1 MB in the end (delta: 20.8 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2020-10-27 03:37:18,179 INFO L168 Benchmark]: Boogie Preprocessor took 95.90 ms. Allocated memory is still 151.0 MB. Free memory was 104.1 MB in the beginning and 100.1 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-10-27 03:37:18,179 INFO L168 Benchmark]: RCFGBuilder took 1502.61 ms. Allocated memory is still 151.0 MB. Free memory was 100.1 MB in the beginning and 130.2 MB in the end (delta: -30.2 MB). Peak memory consumption was 56.0 MB. Max. memory is 8.0 GB. [2020-10-27 03:37:18,180 INFO L168 Benchmark]: TraceAbstraction took 77794.34 ms. Allocated memory was 151.0 MB in the beginning and 725.6 MB in the end (delta: 574.6 MB). Free memory was 129.7 MB in the beginning and 495.6 MB in the end (delta: -365.9 MB). Peak memory consumption was 452.0 MB. Max. memory is 8.0 GB. [2020-10-27 03:37:18,182 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.56 ms. Allocated memory is still 151.0 MB. Free memory is still 123.2 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 546.07 ms. Allocated memory is still 151.0 MB. Free memory was 124.9 MB in the beginning and 104.1 MB in the end (delta: 20.8 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 95.90 ms. Allocated memory is still 151.0 MB. Free memory was 104.1 MB in the beginning and 100.1 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1502.61 ms. Allocated memory is still 151.0 MB. Free memory was 100.1 MB in the beginning and 130.2 MB in the end (delta: -30.2 MB). Peak memory consumption was 56.0 MB. Max. memory is 8.0 GB. * TraceAbstraction took 77794.34 ms. Allocated memory was 151.0 MB in the beginning and 725.6 MB in the end (delta: 574.6 MB). Free memory was 129.7 MB in the beginning and 495.6 MB in the end (delta: -365.9 MB). Peak memory consumption was 452.0 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 686]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 679]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 725]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 732]: 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: 125]: Loop Invariant Derived loop invariant: ((((waterLevel <= 1 || !(\old(pumpRunning) == 1)) || !(\old(waterLevel) <= 1)) || !(1 == systemActive)) && ((pumpRunning == \old(pumpRunning) || !(\old(pumpRunning) == 1)) || !(1 == systemActive))) && (((((\old(waterLevel) == waterLevel && pumpRunning == \old(pumpRunning)) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(\old(pumpRunning) == 0)) || (waterLevel <= 1 && pumpRunning == 1)) - InvariantResult [Line: 57]: Loop Invariant Derived loop invariant: (((!(\old(systemActive) == 1) || !(\old(waterLevel) == 1)) || !(\old(pumpRunning) == 0)) || ((\old(waterLevel) == waterLevel && 1 == systemActive) && pumpRunning == 0)) || (1 == systemActive && pumpRunning == 1) - InvariantResult [Line: 115]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 56]: Loop Invariant Derived loop invariant: (((!(\old(systemActive) == 1) || !(\old(waterLevel) == 1)) || !(\old(pumpRunning) == 0)) || ((\old(waterLevel) == waterLevel && 1 == systemActive) && pumpRunning == 0)) || (1 == systemActive && pumpRunning == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 234 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 49.3s, OverallIterations: 7, TraceHistogramMax: 1, AutomataDifference: 27.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 28.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 952 SDtfs, 1920 SDslu, 1258 SDs, 0 SdLazy, 4828 SolverSat, 1291 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 15.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 273 GetRequests, 185 SyntacticMatches, 2 SemanticMatches, 86 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 176 ImplicationChecksByTransitivity, 10.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=591occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.8s AutomataMinimizationTime, 7 MinimizatonAttempts, 458 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 54 LocationsWithAnnotation, 1256 PreInvPairs, 1440 NumberOfFragments, 1510 HoareAnnotationTreeSize, 1256 FomulaSimplifications, 1310817 FormulaSimplificationTreeSizeReduction, 6.2s HoareSimplificationTime, 54 FomulaSimplificationsInter, 32896 FormulaSimplificationTreeSizeReductionInter, 22.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 20.5s InterpolantComputationTime, 527 NumberOfCodeBlocks, 527 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 520 ConstructedInterpolants, 0 QuantifiedInterpolants, 169069 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 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...