/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=DEEPEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product53.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 22:23:32,951 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 22:23:32,954 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 22:23:32,992 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 22:23:32,993 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 22:23:32,994 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 22:23:32,996 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 22:23:32,999 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 22:23:33,001 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 22:23:33,002 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 22:23:33,003 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 22:23:33,005 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 22:23:33,005 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 22:23:33,006 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 22:23:33,008 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 22:23:33,009 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 22:23:33,010 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 22:23:33,011 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 22:23:33,013 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 22:23:33,029 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 22:23:33,031 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 22:23:33,033 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 22:23:33,034 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 22:23:33,035 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 22:23:33,038 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 22:23:33,039 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 22:23:33,039 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 22:23:33,040 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 22:23:33,041 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 22:23:33,042 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 22:23:33,042 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 22:23:33,043 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 22:23:33,044 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 22:23:33,045 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 22:23:33,047 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 22:23:33,047 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 22:23:33,048 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 22:23:33,048 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 22:23:33,048 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 22:23:33,049 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 22:23:33,050 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 22:23:33,051 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-27 22:23:33,084 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 22:23:33,085 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 22:23:33,087 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 22:23:33,087 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 22:23:33,087 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 22:23:33,088 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 22:23:33,088 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 22:23:33,088 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 22:23:33,088 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 22:23:33,089 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 22:23:33,090 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 22:23:33,091 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 22:23:33,092 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 22:23:33,092 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 22:23:33,092 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 22:23:33,093 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 22:23:33,093 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 22:23:33,093 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 22:23:33,093 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 22:23:33,094 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 22:23:33,094 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 22:23:33,094 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 22:23:33,095 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 22:23:33,095 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 22:23:33,095 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 22:23:33,096 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 22:23:33,096 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 22:23:33,096 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 22:23:33,096 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 22:23:33,096 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 22:23:33,488 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 22:23:33,512 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 22:23:33,515 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 22:23:33,517 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 22:23:33,517 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 22:23:33,518 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product53.cil.c [2020-10-27 22:23:33,593 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e6201f31d/09f018e0c2de4661a3594c08d1555c47/FLAG2497e718a [2020-10-27 22:23:34,319 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 22:23:34,325 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product53.cil.c [2020-10-27 22:23:34,343 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e6201f31d/09f018e0c2de4661a3594c08d1555c47/FLAG2497e718a [2020-10-27 22:23:34,582 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e6201f31d/09f018e0c2de4661a3594c08d1555c47 [2020-10-27 22:23:34,586 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 22:23:34,596 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 22:23:34,598 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 22:23:34,598 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 22:23:34,603 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 22:23:34,604 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 10:23:34" (1/1) ... [2020-10-27 22:23:34,608 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@255b7fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:23:34, skipping insertion in model container [2020-10-27 22:23:34,609 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 10:23:34" (1/1) ... [2020-10-27 22:23:34,617 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 22:23:34,691 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 22:23:34,992 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 22:23:35,004 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 22:23:35,133 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 22:23:35,182 INFO L208 MainTranslator]: Completed translation [2020-10-27 22:23:35,183 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:23:35 WrapperNode [2020-10-27 22:23:35,186 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 22:23:35,191 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 22:23:35,191 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 22:23:35,192 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 22:23:35,206 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:23:35" (1/1) ... [2020-10-27 22:23:35,208 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:23:35" (1/1) ... [2020-10-27 22:23:35,248 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:23:35" (1/1) ... [2020-10-27 22:23:35,249 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:23:35" (1/1) ... [2020-10-27 22:23:35,312 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:23:35" (1/1) ... [2020-10-27 22:23:35,328 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:23:35" (1/1) ... [2020-10-27 22:23:35,341 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:23:35" (1/1) ... [2020-10-27 22:23:35,358 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 22:23:35,359 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 22:23:35,359 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 22:23:35,359 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 22:23:35,360 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:23:35" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 22:23:35,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 22:23:35,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 22:23:35,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 22:23:35,461 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 22:23:35,461 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 22:23:35,462 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 22:23:35,462 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 22:23:35,462 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 22:23:35,462 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 22:23:35,462 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 22:23:35,463 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-27 22:23:35,463 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-27 22:23:35,464 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-10-27 22:23:35,464 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2020-10-27 22:23:35,464 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-27 22:23:35,465 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-27 22:23:35,465 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-27 22:23:35,465 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-27 22:23:35,465 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-27 22:23:35,465 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-27 22:23:35,465 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-27 22:23:35,466 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-27 22:23:35,466 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 22:23:35,466 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 22:23:35,466 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 22:23:35,466 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 22:23:35,466 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 22:23:35,466 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-10-27 22:23:35,467 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-10-27 22:23:35,467 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-10-27 22:23:35,467 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-27 22:23:35,467 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-27 22:23:35,467 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 22:23:35,467 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-27 22:23:35,467 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 22:23:35,467 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 22:23:35,468 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-27 22:23:35,468 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-27 22:23:35,468 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-27 22:23:35,468 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-27 22:23:35,469 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-27 22:23:35,469 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-27 22:23:35,469 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-27 22:23:35,469 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-27 22:23:35,469 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 22:23:35,469 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 22:23:35,469 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 22:23:35,470 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 22:23:35,470 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 22:23:35,470 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 22:23:35,470 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 22:23:35,470 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 22:23:35,470 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 22:23:35,471 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 22:23:35,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 22:23:35,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 22:23:35,471 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 22:23:35,471 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 22:23:35,471 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 22:23:35,472 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 22:23:35,472 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 22:23:35,472 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 22:23:35,473 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 22:23:35,473 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 22:23:35,473 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 22:23:35,473 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-27 22:23:35,473 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-27 22:23:35,473 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-27 22:23:35,473 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-27 22:23:35,474 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-27 22:23:35,474 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-27 22:23:35,474 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-27 22:23:35,476 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-27 22:23:35,476 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-27 22:23:35,476 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-27 22:23:35,477 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-10-27 22:23:35,477 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-10-27 22:23:35,477 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-27 22:23:35,477 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-27 22:23:35,477 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-27 22:23:35,477 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-10-27 22:23:35,477 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-27 22:23:35,478 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2020-10-27 22:23:35,478 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-27 22:23:35,479 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 22:23:35,479 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 22:23:35,479 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 22:23:35,479 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 22:23:35,479 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-27 22:23:35,479 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-27 22:23:35,479 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-27 22:23:35,480 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 22:23:35,480 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 22:23:35,480 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-27 22:23:35,480 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-10-27 22:23:35,480 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-27 22:23:35,480 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 22:23:35,480 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-27 22:23:35,481 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 22:23:35,481 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 22:23:35,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 22:23:35,481 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 22:23:37,030 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 22:23:37,030 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-27 22:23:37,033 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 10:23:37 BoogieIcfgContainer [2020-10-27 22:23:37,033 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 22:23:37,035 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 22:23:37,035 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 22:23:37,038 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 22:23:37,039 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 10:23:34" (1/3) ... [2020-10-27 22:23:37,040 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52d46e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 10:23:37, skipping insertion in model container [2020-10-27 22:23:37,040 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:23:35" (2/3) ... [2020-10-27 22:23:37,040 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52d46e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 10:23:37, skipping insertion in model container [2020-10-27 22:23:37,040 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 10:23:37" (3/3) ... [2020-10-27 22:23:37,042 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product53.cil.c [2020-10-27 22:23:37,054 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 22:23:37,060 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 22:23:37,074 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 22:23:37,119 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 22:23:37,120 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 22:23:37,120 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 22:23:37,120 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 22:23:37,120 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 22:23:37,121 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 22:23:37,121 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 22:23:37,121 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 22:23:37,148 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states. [2020-10-27 22:23:37,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-10-27 22:23:37,159 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:23:37,160 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:23:37,161 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:23:37,167 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:23:37,168 INFO L82 PathProgramCache]: Analyzing trace with hash 1836196762, now seen corresponding path program 1 times [2020-10-27 22:23:37,177 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:23:37,178 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1346209335] [2020-10-27 22:23:37,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:23:37,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:37,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:37,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:38,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:38,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:40,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:41,650 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:41,658 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-10-27 22:23:41,658 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 22:23:41,658 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4204 [2020-10-27 22:23:41,662 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:41,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:23:41,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 68 [2020-10-27 22:23:41,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-27 22:23:41,663 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-27 22:23:42,463 WARN L193 SmtUtils]: Spent 630.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:23:42,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:23:42,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:42,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:42,520 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:42,520 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:42,520 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:42,521 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-27 22:23:42,521 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:42,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:42,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:42,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:42,521 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:42,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:23:42,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:42,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:42,544 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:42,544 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:23:42,545 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:42,545 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:23:42,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:42,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:42,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:42,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:42,546 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:42,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:23:42,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:42,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:42,549 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:42,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:23:42,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:42,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:23:42,550 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:42,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:42,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:42,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:42,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:42,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:23:42,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:42,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:42,555 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:42,555 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:42,555 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:42,556 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:23:42,556 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:42,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:42,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:42,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:42,556 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:42,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:23:42,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:42,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:42,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:42,571 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:23:42,571 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:42,571 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:23:42,571 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:42,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:42,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:42,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:42,572 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:42,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 22:23:42,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:42,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:42,605 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:42,605 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:42,605 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:42,605 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:23:42,605 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:42,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:42,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:42,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:42,608 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 22:23:42,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 22:23:42,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:42,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:42,617 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:42,617 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:23:42,618 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:42,618 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:23:42,618 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:42,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:42,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:42,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:42,619 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:42,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:23:42,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:42,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:42,666 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:42,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:42,666 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:42,666 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:23:42,667 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:42,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:42,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:42,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:42,667 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:42,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 22:23:42,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:42,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:42,676 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:42,677 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:42,677 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:42,677 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:23:42,677 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:42,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:23:42,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:42,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:23:42,678 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:42,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-27 22:23:42,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:42,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:42,695 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:42,695 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:42,696 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:42,697 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 22:23:42,697 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:42,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:23:42,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:42,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:23:42,699 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 22:23:42,747 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-27 22:23:42,748 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1346209335] [2020-10-27 22:23:42,750 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:23:42,750 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-27 22:23:42,751 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1397423263] [2020-10-27 22:23:42,757 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 22:23:42,758 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:23:42,771 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 22:23:42,773 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-27 22:23:42,776 INFO L87 Difference]: Start difference. First operand 203 states. Second operand 8 states. [2020-10-27 22:23:43,629 WARN L193 SmtUtils]: Spent 597.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:23:44,896 WARN L193 SmtUtils]: Spent 501.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 22:23:46,113 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:23:46,564 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 22:23:47,148 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 22:23:47,537 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-27 22:23:48,354 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:23:48,354 INFO L93 Difference]: Finished difference Result 434 states and 573 transitions. [2020-10-27 22:23:48,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-27 22:23:48,356 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 60 [2020-10-27 22:23:48,357 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:23:48,389 INFO L225 Difference]: With dead ends: 434 [2020-10-27 22:23:48,389 INFO L226 Difference]: Without dead ends: 264 [2020-10-27 22:23:48,401 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2020-10-27 22:23:48,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 264 states. [2020-10-27 22:23:48,533 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 264 to 234. [2020-10-27 22:23:48,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 234 states. [2020-10-27 22:23:48,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 234 states and 283 transitions. [2020-10-27 22:23:48,540 INFO L78 Accepts]: Start accepts. Automaton has 234 states and 283 transitions. Word has length 60 [2020-10-27 22:23:48,540 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:23:48,540 INFO L481 AbstractCegarLoop]: Abstraction has 234 states and 283 transitions. [2020-10-27 22:23:48,541 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 22:23:48,541 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 283 transitions. [2020-10-27 22:23:48,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2020-10-27 22:23:48,547 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:23:48,547 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:23:48,547 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 22:23:48,548 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:23:48,548 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:23:48,548 INFO L82 PathProgramCache]: Analyzing trace with hash -855984413, now seen corresponding path program 1 times [2020-10-27 22:23:48,549 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:23:48,549 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [842655582] [2020-10-27 22:23:48,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:23:48,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:48,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:48,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:48,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:48,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:49,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:49,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:53,594 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:53,594 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 181 [2020-10-27 22:23:53,594 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 22:23:53,595 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-27 22:23:53,595 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:53,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:23:53,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 135 [2020-10-27 22:23:53,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:23:53,595 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:53,972 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:23:53,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:23:53,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:53,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:54,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:54,020 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:54,020 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:54,021 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-27 22:23:54,021 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:54,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:54,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:54,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:54,021 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:54,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:23:54,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:54,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:54,038 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:54,039 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:23:54,039 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:54,039 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:23:54,039 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:54,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:54,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:54,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:54,040 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:54,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:23:54,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:54,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:54,046 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:54,046 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:23:54,047 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:54,047 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:23:54,047 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:54,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:54,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:54,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:54,048 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:54,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:23:54,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:54,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:54,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:54,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:54,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:54,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:23:54,060 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:54,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:54,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:54,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:54,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:54,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:23:54,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:54,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:54,064 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:54,064 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:23:54,064 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:54,064 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:23:54,067 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:54,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:54,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:54,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:54,068 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:54,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 22:23:54,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:54,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:54,079 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:54,079 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:54,079 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:54,079 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:23:54,079 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:54,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:54,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:54,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:54,080 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:54,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 22:23:54,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:54,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:54,103 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:54,103 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-27 22:23:54,103 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:54,103 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:23:54,104 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:54,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:54,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:54,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:54,104 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:54,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:23:54,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:54,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:54,113 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:54,113 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:23:54,113 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:54,113 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:23:54,114 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:54,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:54,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:54,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:54,114 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:54,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:23:54,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:54,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:54,118 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:54,119 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:54,119 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:54,119 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:23:54,119 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:54,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:54,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:54,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:54,120 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:54,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 22:23:54,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:54,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:54,130 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:54,130 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:23:54,130 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:54,130 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:23:54,130 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:54,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:54,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:54,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:54,131 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:54,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:23:54,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:54,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:54,138 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:54,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:54,139 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:54,139 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:23:54,139 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:54,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:54,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:54,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:54,140 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:54,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-27 22:23:54,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:54,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:54,147 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:54,147 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:23:54,147 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:54,147 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:23:54,147 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:54,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:54,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:54,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:54,149 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:23:54,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:23:54,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:54,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:54,152 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:54,153 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:54,153 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:54,153 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:23:54,153 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:54,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:54,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:54,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:54,155 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 22:23:54,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-27 22:23:54,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:54,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:54,194 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:54,195 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-27 22:23:54,195 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:54,195 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-27 22:23:54,195 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:54,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:23:54,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-27 22:23:54,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:23:54,196 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:54,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:23:54,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:54,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:54,225 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:54,225 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 22:23:54,226 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:54,226 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-27 22:23:54,226 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:54,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:23:54,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-27 22:23:54,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:23:54,227 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:54,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:23:54,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:54,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:54,262 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:54,263 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 22:23:54,263 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:54,264 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-27 22:23:54,264 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:54,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:23:54,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-27 22:23:54,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:23:54,265 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:54,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:23:54,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:54,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:54,330 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:54,331 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:23:54,331 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:54,331 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-27 22:23:54,331 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:54,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:23:54,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:54,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 22:23:54,332 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:54,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:23:54,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:54,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:54,374 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:54,374 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:23:54,374 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:54,374 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:23:54,374 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:54,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:54,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:54,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:54,375 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:54,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:23:54,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:54,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:54,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:54,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:54,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:54,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:23:54,380 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:54,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:54,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:23:54,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:54,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:54,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-27 22:23:54,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:54,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:54,388 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:54,389 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:54,389 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:54,389 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:23:54,389 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:54,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:54,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:23:54,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:54,390 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:54,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-27 22:23:54,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:54,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:54,393 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:54,393 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:54,394 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:54,394 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:23:54,394 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:54,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:54,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:23:54,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:54,395 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:54,427 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-10-27 22:23:54,428 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [842655582] [2020-10-27 22:23:54,429 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:23:54,429 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-27 22:23:54,429 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1862866622] [2020-10-27 22:23:54,431 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-27 22:23:54,432 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:23:54,432 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-27 22:23:54,432 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-10-27 22:23:54,433 INFO L87 Difference]: Start difference. First operand 234 states and 283 transitions. Second operand 10 states. [2020-10-27 22:23:56,150 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 22:23:56,586 WARN L193 SmtUtils]: Spent 410.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-27 22:23:57,043 WARN L193 SmtUtils]: Spent 396.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 22:23:57,494 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 22:23:58,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:23:58,669 INFO L93 Difference]: Finished difference Result 506 states and 665 transitions. [2020-10-27 22:23:58,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-27 22:23:58,671 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 121 [2020-10-27 22:23:58,672 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:23:58,683 INFO L225 Difference]: With dead ends: 506 [2020-10-27 22:23:58,683 INFO L226 Difference]: Without dead ends: 300 [2020-10-27 22:23:58,686 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=62, Invalid=148, Unknown=0, NotChecked=0, Total=210 [2020-10-27 22:23:58,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 300 states. [2020-10-27 22:23:58,800 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 300 to 245. [2020-10-27 22:23:58,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 245 states. [2020-10-27 22:23:58,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 245 states and 300 transitions. [2020-10-27 22:23:58,807 INFO L78 Accepts]: Start accepts. Automaton has 245 states and 300 transitions. Word has length 121 [2020-10-27 22:23:58,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:23:58,810 INFO L481 AbstractCegarLoop]: Abstraction has 245 states and 300 transitions. [2020-10-27 22:23:58,810 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-27 22:23:58,810 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 300 transitions. [2020-10-27 22:23:58,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2020-10-27 22:23:58,822 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:23:58,822 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:23:58,822 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 22:23:58,822 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:23:58,823 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:23:58,823 INFO L82 PathProgramCache]: Analyzing trace with hash -1712455529, now seen corresponding path program 1 times [2020-10-27 22:23:58,823 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:23:58,824 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [387406363] [2020-10-27 22:23:58,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:23:58,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:58,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:59,186 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:59,187 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 146 [2020-10-27 22:23:59,187 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:59,187 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 324 [2020-10-27 22:23:59,187 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:59,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:23:59,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 96 [2020-10-27 22:23:59,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:23:59,188 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:59,576 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:23:59,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:23:59,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:59,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:59,627 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:59,627 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:59,627 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:59,628 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-10-27 22:23:59,628 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:59,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:59,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:59,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:59,628 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:59,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:23:59,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:59,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:59,645 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:59,645 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:23:59,645 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:59,645 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:23:59,645 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:59,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:59,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:59,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:59,646 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:59,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:23:59,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:59,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:59,649 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:59,649 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:23:59,649 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:59,649 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:23:59,650 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:59,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:59,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:59,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:59,650 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:59,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:23:59,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:59,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:59,653 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:59,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:59,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:59,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:23:59,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:59,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:59,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:59,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:59,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:59,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:23:59,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:59,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:59,661 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:59,661 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:23:59,661 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:59,661 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:23:59,662 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:59,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:59,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:59,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:59,663 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:23:59,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 22:23:59,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:59,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:59,674 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:59,675 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:59,675 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:59,675 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:23:59,675 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:59,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:59,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:59,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:59,676 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:59,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 22:23:59,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:59,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:59,682 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:59,682 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:23:59,682 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:59,682 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:23:59,683 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:59,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:59,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:59,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:59,683 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:59,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:23:59,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:59,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:59,687 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:59,688 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:59,688 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:59,688 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:23:59,688 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:59,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:59,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:59,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:59,689 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:59,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-27 22:23:59,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:59,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:59,724 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:59,724 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-27 22:23:59,724 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:59,725 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-27 22:23:59,725 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:59,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:23:59,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-27 22:23:59,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:23:59,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:59,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:23:59,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:59,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:59,756 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:59,756 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 22:23:59,757 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:59,757 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-27 22:23:59,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:59,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:23:59,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-27 22:23:59,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:23:59,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:59,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:23:59,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:59,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:59,787 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:59,788 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 22:23:59,788 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:59,788 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-27 22:23:59,788 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:59,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:23:59,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-27 22:23:59,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:23:59,789 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:59,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:23:59,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:59,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:59,814 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:59,814 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:23:59,815 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:59,815 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 22:23:59,815 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:59,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:23:59,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 22:23:59,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:23:59,816 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:59,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:23:59,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:59,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:59,851 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:59,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:23:59,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:59,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:23:59,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:59,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 22:23:59,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:59,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:23:59,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:59,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:23:59,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:59,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:59,877 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:59,878 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:59,878 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:59,878 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:23:59,878 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:59,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:59,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:23:59,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:59,879 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:59,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-27 22:23:59,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:59,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:59,885 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:59,885 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:59,885 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:59,886 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:23:59,886 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:59,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:59,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:23:59,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:59,886 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:59,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-27 22:23:59,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:59,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:59,890 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:59,891 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:59,891 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:59,891 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:23:59,891 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:59,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:59,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:23:59,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:59,892 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:59,910 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-27 22:23:59,911 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [387406363] [2020-10-27 22:23:59,911 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:23:59,911 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-27 22:23:59,911 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2095903223] [2020-10-27 22:23:59,913 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 22:23:59,913 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:23:59,914 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 22:23:59,914 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2020-10-27 22:23:59,914 INFO L87 Difference]: Start difference. First operand 245 states and 300 transitions. Second operand 8 states. [2020-10-27 22:24:01,363 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:24:01,808 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 22:24:02,236 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 22:24:03,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:24:03,482 INFO L93 Difference]: Finished difference Result 517 states and 695 transitions. [2020-10-27 22:24:03,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-27 22:24:03,483 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 98 [2020-10-27 22:24:03,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:24:03,490 INFO L225 Difference]: With dead ends: 517 [2020-10-27 22:24:03,491 INFO L226 Difference]: Without dead ends: 300 [2020-10-27 22:24:03,492 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2020-10-27 22:24:03,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 300 states. [2020-10-27 22:24:03,554 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 300 to 249. [2020-10-27 22:24:03,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 249 states. [2020-10-27 22:24:03,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 249 states and 304 transitions. [2020-10-27 22:24:03,557 INFO L78 Accepts]: Start accepts. Automaton has 249 states and 304 transitions. Word has length 98 [2020-10-27 22:24:03,557 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:24:03,557 INFO L481 AbstractCegarLoop]: Abstraction has 249 states and 304 transitions. [2020-10-27 22:24:03,557 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 22:24:03,558 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 304 transitions. [2020-10-27 22:24:03,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2020-10-27 22:24:03,560 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:24:03,560 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:24:03,560 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 22:24:03,560 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:24:03,561 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:24:03,561 INFO L82 PathProgramCache]: Analyzing trace with hash -39739235, now seen corresponding path program 1 times [2020-10-27 22:24:03,561 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:24:03,561 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [751729645] [2020-10-27 22:24:03,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:24:03,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:03,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:03,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:05,227 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:05,227 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 144 [2020-10-27 22:24:05,228 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:24:05,228 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1639 [2020-10-27 22:24:05,228 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:05,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:24:05,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 47 [2020-10-27 22:24:05,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 22:24:05,229 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:05,615 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:24:05,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:24:05,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:05,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:05,646 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:05,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:05,646 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:05,646 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-27 22:24:05,647 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:05,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:05,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:05,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:05,647 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:05,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:24:05,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:05,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:05,664 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:05,664 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:24:05,664 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:05,664 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:05,664 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:05,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:05,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:05,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:05,665 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:05,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:24:05,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:05,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:05,667 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:05,667 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:24:05,667 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:05,668 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:24:05,668 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:05,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:05,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:05,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:05,668 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:05,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:24:05,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:05,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:05,675 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:05,676 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:05,676 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:05,676 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:24:05,676 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:05,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:05,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:05,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:05,677 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:24:05,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:24:05,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:05,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:05,681 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:05,681 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:24:05,681 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:05,681 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:24:05,681 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:05,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:05,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:05,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:05,682 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:05,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 22:24:05,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:05,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:05,694 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:05,695 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:05,695 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:05,695 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:05,695 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:05,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:05,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:05,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:05,696 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:05,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-27 22:24:05,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:05,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:05,700 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:05,700 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:24:05,701 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:05,701 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:24:05,701 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:05,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:05,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 22:24:05,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:05,702 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:05,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:24:05,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:05,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:05,706 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:05,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:05,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:05,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:05,706 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:05,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:05,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:05,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:05,707 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:05,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-27 22:24:05,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:05,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:05,728 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:05,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-27 22:24:05,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:05,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:24:05,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:05,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:05,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 44 [2020-10-27 22:24:05,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:05,729 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:05,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:24:05,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:05,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:05,738 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:05,738 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 22:24:05,739 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:05,739 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:24:05,739 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:05,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:05,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:05,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:05,740 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:05,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:24:05,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:05,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:05,747 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:05,748 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 22:24:05,748 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:05,748 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:24:05,748 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:05,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:05,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:05,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:05,749 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:05,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:24:05,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:05,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:05,757 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:05,757 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:24:05,757 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:05,757 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:24:05,758 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:05,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:05,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:05,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:05,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:05,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:24:05,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:05,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:05,764 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:05,764 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:24:05,764 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:05,764 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:05,764 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:05,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:05,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:05,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:05,765 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:05,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:24:05,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:05,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:05,771 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:05,771 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:05,771 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:05,771 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:05,772 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:05,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:05,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:05,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:05,772 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:05,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-27 22:24:05,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:05,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:05,778 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:05,778 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:05,778 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:05,779 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:05,779 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:05,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:05,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:24:05,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:05,779 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:05,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-27 22:24:05,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:05,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:05,782 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:05,783 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:05,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:05,783 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:05,783 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:05,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:05,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:24:05,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:05,784 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:05,800 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-27 22:24:05,801 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [751729645] [2020-10-27 22:24:05,801 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:24:05,801 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-27 22:24:05,802 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [797518274] [2020-10-27 22:24:05,802 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-27 22:24:05,802 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:24:05,803 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-27 22:24:05,803 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-27 22:24:05,803 INFO L87 Difference]: Start difference. First operand 249 states and 304 transitions. Second operand 6 states. [2020-10-27 22:24:06,589 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:24:08,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:24:08,099 INFO L93 Difference]: Finished difference Result 453 states and 557 transitions. [2020-10-27 22:24:08,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-27 22:24:08,100 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 94 [2020-10-27 22:24:08,101 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:24:08,103 INFO L225 Difference]: With dead ends: 453 [2020-10-27 22:24:08,103 INFO L226 Difference]: Without dead ends: 268 [2020-10-27 22:24:08,104 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2020-10-27 22:24:08,105 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 268 states. [2020-10-27 22:24:08,168 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 268 to 231. [2020-10-27 22:24:08,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 231 states. [2020-10-27 22:24:08,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 231 states and 272 transitions. [2020-10-27 22:24:08,170 INFO L78 Accepts]: Start accepts. Automaton has 231 states and 272 transitions. Word has length 94 [2020-10-27 22:24:08,170 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:24:08,171 INFO L481 AbstractCegarLoop]: Abstraction has 231 states and 272 transitions. [2020-10-27 22:24:08,171 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-27 22:24:08,171 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 272 transitions. [2020-10-27 22:24:08,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2020-10-27 22:24:08,173 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:24:08,173 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:24:08,173 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-27 22:24:08,173 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:24:08,174 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:24:08,174 INFO L82 PathProgramCache]: Analyzing trace with hash -79651530, now seen corresponding path program 1 times [2020-10-27 22:24:08,174 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:24:08,174 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1684553723] [2020-10-27 22:24:08,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:24:08,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:08,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:08,838 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:08,839 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 146 [2020-10-27 22:24:08,839 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:08,839 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 638 [2020-10-27 22:24:08,839 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:08,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 22:24:08,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:24:08,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 92 [2020-10-27 22:24:08,840 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:09,220 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:24:09,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:24:09,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:09,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:09,314 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:09,314 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:09,314 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:09,314 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 77 [2020-10-27 22:24:09,314 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:09,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:24:09,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:09,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 22:24:09,315 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:09,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:24:09,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:09,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:09,337 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:09,337 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:24:09,337 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:09,337 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:09,337 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:09,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:24:09,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:09,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:24:09,338 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:09,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:24:09,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:09,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:09,341 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:09,341 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:24:09,341 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:09,341 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:09,342 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:09,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:24:09,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:09,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:24:09,342 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:09,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:24:09,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:09,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:09,346 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:09,346 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:09,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:09,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:09,347 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:09,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:24:09,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:09,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:24:09,347 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:09,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:24:09,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:09,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:09,351 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:09,351 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:24:09,351 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:09,351 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:09,351 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:09,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:24:09,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:09,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:24:09,352 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:09,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 22:24:09,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:09,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:09,364 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:09,364 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:09,364 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:09,365 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:09,365 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:09,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:24:09,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:09,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:24:09,365 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:09,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 22:24:09,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:09,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:09,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:09,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:24:09,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:09,376 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 22:24:09,376 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:09,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:24:09,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:09,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 22:24:09,377 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:09,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:24:09,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:09,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:09,385 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:09,385 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:09,385 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:09,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:24:09,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:09,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:09,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:09,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:09,386 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:09,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-27 22:24:09,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:09,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:09,409 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:09,409 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-27 22:24:09,409 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:09,410 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 22:24:09,410 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:09,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:24:09,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-27 22:24:09,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-27 22:24:09,410 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:09,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:24:09,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:09,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:09,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:09,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 22:24:09,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:09,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 22:24:09,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:09,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:24:09,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:09,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-27 22:24:09,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:09,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:24:09,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:09,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:09,465 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:09,466 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 22:24:09,466 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:09,466 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 22:24:09,466 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:09,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:24:09,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:09,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 22:24:09,467 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:09,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:24:09,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:09,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:09,489 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:09,489 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:24:09,489 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:09,489 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:24:09,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:09,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:24:09,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:09,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:24:09,490 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:09,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:24:09,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:09,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:09,506 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:09,506 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:24:09,506 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:09,506 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:24:09,507 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:09,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:24:09,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:09,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 22:24:09,507 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:09,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:24:09,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:09,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:09,524 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:09,524 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:09,525 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:09,525 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:09,525 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:09,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:24:09,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:09,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:24:09,526 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:09,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-27 22:24:09,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:09,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:09,533 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:09,533 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:09,534 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:09,534 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:24:09,534 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:09,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:09,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:24:09,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:09,535 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:09,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-27 22:24:09,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:09,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:09,541 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:09,541 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:09,541 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:09,541 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:24:09,541 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:09,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:09,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:24:09,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:09,542 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:09,562 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-27 22:24:09,564 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1684553723] [2020-10-27 22:24:09,564 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:24:09,564 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-27 22:24:09,564 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1307912655] [2020-10-27 22:24:09,565 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-27 22:24:09,565 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:24:09,568 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-27 22:24:09,568 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-10-27 22:24:09,569 INFO L87 Difference]: Start difference. First operand 231 states and 272 transitions. Second operand 7 states. [2020-10-27 22:24:10,145 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:24:10,917 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:24:13,558 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:24:13,558 INFO L93 Difference]: Finished difference Result 663 states and 855 transitions. [2020-10-27 22:24:13,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-27 22:24:13,559 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 98 [2020-10-27 22:24:13,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:24:13,564 INFO L225 Difference]: With dead ends: 663 [2020-10-27 22:24:13,564 INFO L226 Difference]: Without dead ends: 460 [2020-10-27 22:24:13,565 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 39 SyntacticMatches, 4 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=64, Invalid=146, Unknown=0, NotChecked=0, Total=210 [2020-10-27 22:24:13,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 460 states. [2020-10-27 22:24:13,653 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 460 to 421. [2020-10-27 22:24:13,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 421 states. [2020-10-27 22:24:13,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 421 states and 510 transitions. [2020-10-27 22:24:13,656 INFO L78 Accepts]: Start accepts. Automaton has 421 states and 510 transitions. Word has length 98 [2020-10-27 22:24:13,657 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:24:13,657 INFO L481 AbstractCegarLoop]: Abstraction has 421 states and 510 transitions. [2020-10-27 22:24:13,657 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-27 22:24:13,657 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 510 transitions. [2020-10-27 22:24:13,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2020-10-27 22:24:13,659 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:24:13,659 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:24:13,659 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-27 22:24:13,660 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:24:13,660 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:24:13,660 INFO L82 PathProgramCache]: Analyzing trace with hash 1835567536, now seen corresponding path program 1 times [2020-10-27 22:24:13,660 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:24:13,661 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [7110365] [2020-10-27 22:24:13,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:24:13,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:13,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:13,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:15,463 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:15,464 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 152 [2020-10-27 22:24:15,464 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:24:15,464 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1767 [2020-10-27 22:24:15,464 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:15,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 22:24:15,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 55 [2020-10-27 22:24:15,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 81 [2020-10-27 22:24:15,465 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:15,901 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:24:15,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:24:15,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:15,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:15,935 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:15,935 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:15,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:15,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-27 22:24:15,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:15,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:15,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:15,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:15,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:15,947 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:24:15,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:15,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:15,949 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:15,949 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:24:15,950 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:15,950 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:24:15,950 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:15,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:15,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:15,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:15,950 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:15,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:24:15,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:15,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:15,953 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:15,953 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:24:15,953 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:15,953 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:24:15,953 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:15,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:15,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:15,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:15,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:15,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:24:15,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:15,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:15,956 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:15,956 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:15,957 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:15,957 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:15,957 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:15,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:15,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:15,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:15,957 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:15,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:24:15,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:15,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:15,960 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:15,960 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:24:15,961 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:15,961 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:24:15,961 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:15,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:15,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:15,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:15,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:15,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 22:24:15,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:15,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:15,978 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:15,978 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:15,978 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:15,978 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:24:15,979 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:15,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:15,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:15,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:15,979 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:15,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 22:24:15,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:15,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:15,997 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:15,997 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:15,997 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:15,997 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:24:15,997 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:15,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:24:15,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:15,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 22:24:15,998 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:15,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-27 22:24:16,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:16,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:16,004 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:16,004 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:24:16,004 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:16,004 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:24:16,004 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:16,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:24:16,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:16,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 22:24:16,005 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:16,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:24:16,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:16,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:16,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:16,008 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:16,008 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:16,008 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:24:16,008 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:16,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:16,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:16,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:16,009 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:16,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-27 22:24:16,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:16,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:16,045 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:16,046 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-27 22:24:16,046 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:16,046 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 22:24:16,046 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:16,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 22:24:16,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:16,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-27 22:24:16,047 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:16,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:24:16,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:16,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:16,073 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:16,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 22:24:16,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:16,073 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 22:24:16,073 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:16,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:24:16,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:16,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-27 22:24:16,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:16,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:24:16,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:16,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:16,089 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:16,089 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 22:24:16,089 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:16,089 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:24:16,090 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:16,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:24:16,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:16,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 22:24:16,090 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:16,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:24:16,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:16,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:16,098 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:16,099 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:24:16,099 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:16,099 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:24:16,099 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:16,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:24:16,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:16,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:24:16,100 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:16,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:24:16,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:16,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:16,105 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:16,105 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:24:16,105 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:16,105 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:16,106 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:16,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:24:16,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:16,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 22:24:16,106 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:16,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:24:16,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:16,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:16,111 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:16,111 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:16,111 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:16,111 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:16,112 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:16,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:24:16,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:16,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:24:16,112 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:16,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-27 22:24:16,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:16,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:16,120 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:16,121 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:16,121 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:16,121 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:24:16,121 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:16,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:24:16,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:16,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:24:16,122 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:16,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-10-27 22:24:16,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:16,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:16,139 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:16,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:16,139 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:16,139 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:24:16,139 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:16,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:16,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:24:16,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:16,140 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:16,160 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-27 22:24:16,161 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [7110365] [2020-10-27 22:24:16,161 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:24:16,161 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-27 22:24:16,162 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1464633697] [2020-10-27 22:24:16,162 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-27 22:24:16,162 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:24:16,163 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-27 22:24:16,163 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2020-10-27 22:24:16,163 INFO L87 Difference]: Start difference. First operand 421 states and 510 transitions. Second operand 12 states. [2020-10-27 22:24:16,874 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:24:18,101 WARN L193 SmtUtils]: Spent 432.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 22:24:18,607 WARN L193 SmtUtils]: Spent 396.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 22:24:19,227 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:24:20,545 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 22:24:21,012 WARN L193 SmtUtils]: Spent 416.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 22:24:21,421 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 22:24:23,185 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:24:23,185 INFO L93 Difference]: Finished difference Result 847 states and 1093 transitions. [2020-10-27 22:24:23,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-10-27 22:24:23,186 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 102 [2020-10-27 22:24:23,187 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:24:23,191 INFO L225 Difference]: With dead ends: 847 [2020-10-27 22:24:23,191 INFO L226 Difference]: Without dead ends: 529 [2020-10-27 22:24:23,193 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 167 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=253, Invalid=617, Unknown=0, NotChecked=0, Total=870 [2020-10-27 22:24:23,194 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 529 states. [2020-10-27 22:24:23,302 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 529 to 467. [2020-10-27 22:24:23,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 467 states. [2020-10-27 22:24:23,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 467 states and 571 transitions. [2020-10-27 22:24:23,305 INFO L78 Accepts]: Start accepts. Automaton has 467 states and 571 transitions. Word has length 102 [2020-10-27 22:24:23,306 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:24:23,306 INFO L481 AbstractCegarLoop]: Abstraction has 467 states and 571 transitions. [2020-10-27 22:24:23,306 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-27 22:24:23,306 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 571 transitions. [2020-10-27 22:24:23,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2020-10-27 22:24:23,308 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:24:23,309 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:24:23,309 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-27 22:24:23,309 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:24:23,310 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:24:23,310 INFO L82 PathProgramCache]: Analyzing trace with hash -631113890, now seen corresponding path program 1 times [2020-10-27 22:24:23,310 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:24:23,310 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1156197772] [2020-10-27 22:24:23,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:24:23,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:23,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:23,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:23,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:23,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:23,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:25,345 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:25,345 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 199 [2020-10-27 22:24:25,345 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 22:24:25,345 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2006 [2020-10-27 22:24:25,345 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:25,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:24:25,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 157 [2020-10-27 22:24:25,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-27 22:24:25,346 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:25,780 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:24:25,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:24:25,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:25,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:25,833 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:25,833 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:25,833 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:25,833 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-27 22:24:25,833 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:25,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:25,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:25,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:25,834 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:25,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:24:25,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:25,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:25,846 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:25,846 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:24:25,846 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:25,846 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:24:25,846 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:25,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:25,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:25,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:25,847 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:25,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:24:25,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:25,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:25,848 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:25,849 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:24:25,849 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:25,849 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:24:25,849 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:25,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:25,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:25,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:25,849 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:25,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:24:25,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:25,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:25,851 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:25,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:25,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:25,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:24:25,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:25,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:25,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:25,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:25,852 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:25,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:24:25,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:25,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:25,855 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:25,855 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:24:25,855 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:25,855 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:24:25,855 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:25,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:25,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:25,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:25,856 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:25,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 22:24:25,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:25,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:25,872 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:25,873 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:25,873 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:25,873 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:24:25,873 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:25,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:25,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:25,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:25,873 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:25,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 22:24:25,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:25,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:25,888 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:25,889 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:25,889 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:25,889 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:25,889 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:25,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:25,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:25,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:25,890 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:25,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-27 22:24:25,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:25,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:25,914 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:25,914 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-27 22:24:25,914 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:25,914 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:24:25,914 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:25,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:25,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:25,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:25,915 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:25,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:24:25,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:25,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:25,921 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:25,921 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:24:25,922 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:25,922 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:25,922 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:25,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:25,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:25,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:25,923 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:25,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:24:25,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:25,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:25,926 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:25,926 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:25,926 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:25,927 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:24:25,927 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:25,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:25,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:25,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:25,927 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:25,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 22:24:25,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:25,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:25,947 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:25,947 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-27 22:24:25,948 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:25,948 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:24:25,948 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:25,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:25,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:25,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:25,949 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:25,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:24:25,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:25,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:25,956 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:25,956 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 22:24:25,957 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:25,957 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:24:25,957 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:25,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:25,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:25,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:25,958 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:25,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:24:25,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:25,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:25,965 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:25,965 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 22:24:25,965 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:25,965 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:24:25,966 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:25,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:25,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:25,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:25,966 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:25,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:24:25,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:25,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:25,972 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:25,972 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:24:25,972 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:25,972 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:24:25,973 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:25,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:25,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:25,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:25,973 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:25,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:24:25,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:25,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:25,977 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:25,977 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:24:25,977 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:25,977 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:25,978 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:25,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:25,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:25,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:25,978 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:25,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:24:25,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:25,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:25,981 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:25,982 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:25,982 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:25,982 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:25,982 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:25,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:25,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:25,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:25,983 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:25,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-27 22:24:25,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:25,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:25,990 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:25,991 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:24:25,991 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:25,991 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:24:25,991 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:25,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:25,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:25,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:25,992 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:25,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:24:25,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:25,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:25,996 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:25,996 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:25,997 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:25,997 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:25,997 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:25,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:25,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:25,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:25,998 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:26,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-27 22:24:26,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:26,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:26,018 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:26,018 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:24:26,019 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:26,019 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 22:24:26,019 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:26,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:24:26,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:26,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 22:24:26,020 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:26,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:24:26,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:26,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:26,071 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:26,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:26,072 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:26,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:24:26,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:26,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 22:24:26,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:26,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:24:26,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:26,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-27 22:24:26,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:26,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:26,102 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:26,103 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:26,103 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:26,103 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:24:26,103 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:26,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:24:26,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:26,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:24:26,104 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:26,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-27 22:24:26,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:26,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:26,110 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:26,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:26,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:26,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:24:26,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:26,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:24:26,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:26,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:24:26,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:26,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-27 22:24:26,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:26,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:26,117 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:26,117 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:26,118 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:26,118 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:24:26,118 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:26,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:24:26,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:26,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:24:26,119 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:26,177 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-10-27 22:24:26,177 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1156197772] [2020-10-27 22:24:26,177 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:24:26,178 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-27 22:24:26,178 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1663230543] [2020-10-27 22:24:26,178 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-27 22:24:26,179 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:24:26,179 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-27 22:24:26,180 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2020-10-27 22:24:26,180 INFO L87 Difference]: Start difference. First operand 467 states and 571 transitions. Second operand 12 states. [2020-10-27 22:24:26,992 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:24:27,910 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:24:28,344 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:24:28,965 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 22:24:29,965 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 22:24:30,601 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-27 22:24:31,256 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification that was a NOOP. DAG size: 215 [2020-10-27 22:24:32,089 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 218 [2020-10-27 22:24:32,701 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-10-27 22:24:33,204 WARN L193 SmtUtils]: Spent 424.00 ms on a formula simplification that was a NOOP. DAG size: 215 [2020-10-27 22:24:34,089 WARN L193 SmtUtils]: Spent 423.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-10-27 22:24:34,595 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:24:34,595 INFO L93 Difference]: Finished difference Result 956 states and 1217 transitions. [2020-10-27 22:24:34,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2020-10-27 22:24:34,598 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 137 [2020-10-27 22:24:34,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:24:34,599 INFO L225 Difference]: With dead ends: 956 [2020-10-27 22:24:34,599 INFO L226 Difference]: Without dead ends: 0 [2020-10-27 22:24:34,610 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 363 ImplicationChecksByTransitivity, 5.3s TimeCoverageRelationStatistics Valid=423, Invalid=1137, Unknown=0, NotChecked=0, Total=1560 [2020-10-27 22:24:34,610 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-27 22:24:34,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-27 22:24:34,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-27 22:24:34,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-27 22:24:34,611 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 137 [2020-10-27 22:24:34,611 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:24:34,611 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-27 22:24:34,611 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-27 22:24:34,611 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-27 22:24:34,612 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-27 22:24:34,612 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-27 22:24:34,617 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-27 22:24:34,746 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-27 22:24:38,109 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 242 [2020-10-27 22:24:38,421 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 269 DAG size of output: 248 [2020-10-27 22:24:39,061 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 242 [2020-10-27 22:24:39,552 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 273 DAG size of output: 251 [2020-10-27 22:24:40,167 WARN L193 SmtUtils]: Spent 609.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 23 [2020-10-27 22:24:40,785 WARN L193 SmtUtils]: Spent 600.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 13 [2020-10-27 22:24:41,094 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 1 [2020-10-27 22:24:41,388 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 20 [2020-10-27 22:24:42,463 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 205 DAG size of output: 48 [2020-10-27 22:24:42,796 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 1 [2020-10-27 22:24:43,480 WARN L193 SmtUtils]: Spent 660.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 13 [2020-10-27 22:24:43,863 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 7 [2020-10-27 22:24:44,176 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 1 [2020-10-27 22:24:44,606 WARN L193 SmtUtils]: Spent 427.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 25 [2020-10-27 22:24:44,932 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 1 [2020-10-27 22:24:45,305 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:24:45,650 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 25 [2020-10-27 22:24:47,015 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 203 DAG size of output: 29 [2020-10-27 22:24:47,312 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 1 [2020-10-27 22:24:47,613 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 1 [2020-10-27 22:24:47,969 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 1 [2020-10-27 22:24:49,210 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 189 DAG size of output: 22 [2020-10-27 22:24:49,529 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 18 [2020-10-27 22:24:50,167 WARN L193 SmtUtils]: Spent 634.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 23 [2020-10-27 22:24:51,335 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 186 DAG size of output: 21 [2020-10-27 22:24:52,189 WARN L193 SmtUtils]: Spent 849.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 30 [2020-10-27 22:24:52,812 WARN L193 SmtUtils]: Spent 619.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 23 [2020-10-27 22:24:54,008 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 194 DAG size of output: 24 [2020-10-27 22:24:54,307 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 23 [2020-10-27 22:24:54,919 WARN L193 SmtUtils]: Spent 609.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 13 [2020-10-27 22:24:55,171 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 23 [2020-10-27 22:24:55,500 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 18 [2020-10-27 22:24:56,110 WARN L193 SmtUtils]: Spent 603.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 32 [2020-10-27 22:24:56,450 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 18 [2020-10-27 22:24:57,076 WARN L193 SmtUtils]: Spent 622.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 21 [2020-10-27 22:24:57,390 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 25 [2020-10-27 22:24:57,704 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 25 [2020-10-27 22:24:58,033 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 18 [2020-10-27 22:24:58,371 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 25 [2020-10-27 22:24:58,703 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 18 [2020-10-27 22:24:59,009 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 18 [2020-10-27 22:24:59,312 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 1 [2020-10-27 22:24:59,651 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 25 [2020-10-27 22:24:59,939 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 23 [2020-10-27 22:25:00,360 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 18 [2020-10-27 22:25:00,985 WARN L193 SmtUtils]: Spent 619.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 27 [2020-10-27 22:25:01,339 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 21 [2020-10-27 22:25:01,672 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 18 [2020-10-27 22:25:02,049 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 18 [2020-10-27 22:25:02,398 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 25 [2020-10-27 22:25:02,742 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 25 [2020-10-27 22:25:03,147 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 23 [2020-10-27 22:25:03,153 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-27 22:25:03,153 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-27 22:25:03,153 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-27 22:25:03,153 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-27 22:25:03,153 INFO L274 CegarLoopResult]: For program point L125(lines 125 129) no Hoare annotation was computed. [2020-10-27 22:25:03,153 INFO L274 CegarLoopResult]: For program point L125-1(lines 125 129) no Hoare annotation was computed. [2020-10-27 22:25:03,154 INFO L274 CegarLoopResult]: For program point L120(line 120) no Hoare annotation was computed. [2020-10-27 22:25:03,154 INFO L274 CegarLoopResult]: For program point L119-2(lines 119 140) no Hoare annotation was computed. [2020-10-27 22:25:03,154 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 94 149) no Hoare annotation was computed. [2020-10-27 22:25:03,154 INFO L274 CegarLoopResult]: For program point L141(lines 118 142) no Hoare annotation was computed. [2020-10-27 22:25:03,154 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 94 149) no Hoare annotation was computed. [2020-10-27 22:25:03,154 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 94 149) no Hoare annotation was computed. [2020-10-27 22:25:03,154 INFO L274 CegarLoopResult]: For program point L182(lines 182 186) no Hoare annotation was computed. [2020-10-27 22:25:03,154 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 150 209) no Hoare annotation was computed. [2020-10-27 22:25:03,154 INFO L274 CegarLoopResult]: For program point L182-1(lines 182 186) no Hoare annotation was computed. [2020-10-27 22:25:03,154 INFO L274 CegarLoopResult]: For program point L177(line 177) no Hoare annotation was computed. [2020-10-27 22:25:03,155 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 150 209) no Hoare annotation was computed. [2020-10-27 22:25:03,155 INFO L274 CegarLoopResult]: For program point L176-2(lines 176 201) no Hoare annotation was computed. [2020-10-27 22:25:03,155 INFO L274 CegarLoopResult]: For program point L202(lines 175 203) no Hoare annotation was computed. [2020-10-27 22:25:03,155 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 150 209) no Hoare annotation was computed. [2020-10-27 22:25:03,155 INFO L274 CegarLoopResult]: For program point L195(line 195) no Hoare annotation was computed. [2020-10-27 22:25:03,155 INFO L274 CegarLoopResult]: For program point L195-1(line 195) no Hoare annotation was computed. [2020-10-27 22:25:03,155 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 667 673) the Hoare annotation is: true [2020-10-27 22:25:03,155 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 667 673) no Hoare annotation was computed. [2020-10-27 22:25:03,155 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 674 682) no Hoare annotation was computed. [2020-10-27 22:25:03,155 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 674 682) the Hoare annotation is: true [2020-10-27 22:25:03,155 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 674 682) no Hoare annotation was computed. [2020-10-27 22:25:03,156 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 755 762) the Hoare annotation is: (or (not (<= ~pumpRunning~0 |old(~switchedOnBeforeTS~0)|)) (and (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (not (= ~waterLevel~0 1)) (not (<= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)) (not (= ~pumpRunning~0 0))) [2020-10-27 22:25:03,156 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 755 762) no Hoare annotation was computed. [2020-10-27 22:25:03,156 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 755 762) no Hoare annotation was computed. [2020-10-27 22:25:03,156 INFO L274 CegarLoopResult]: For program point L768(line 768) no Hoare annotation was computed. [2020-10-27 22:25:03,156 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 763 772) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|))) (and (or (not (<= ~pumpRunning~0 |old(~switchedOnBeforeTS~0)|)) (and (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (not (<= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)) .cse0) (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or (not (= ~pumpRunning~0 0)) .cse0 .cse1))) [2020-10-27 22:25:03,156 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 763 772) no Hoare annotation was computed. [2020-10-27 22:25:03,156 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 763 772) no Hoare annotation was computed. [2020-10-27 22:25:03,157 INFO L270 CegarLoopResult]: At program point L788(line 788) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2)))) (and (or (not (= ~pumpRunning~0 0)) .cse0) (or .cse0 (not (<= 2 ~waterLevel~0))) (or (not (<= ~switchedOnBeforeTS~0 ~pumpRunning~0)) .cse0 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))))) [2020-10-27 22:25:03,157 INFO L274 CegarLoopResult]: For program point L786(lines 786 792) no Hoare annotation was computed. [2020-10-27 22:25:03,157 INFO L274 CegarLoopResult]: For program point L785(lines 785 795) no Hoare annotation was computed. [2020-10-27 22:25:03,157 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 773 801) the Hoare annotation is: true [2020-10-27 22:25:03,157 INFO L270 CegarLoopResult]: At program point L783(line 783) the Hoare annotation is: (or (not (<= ~waterLevel~0 2)) (not (<= 2 ~waterLevel~0))) [2020-10-27 22:25:03,157 INFO L274 CegarLoopResult]: For program point L783-1(line 783) no Hoare annotation was computed. [2020-10-27 22:25:03,157 INFO L274 CegarLoopResult]: For program point L781(lines 781 798) no Hoare annotation was computed. [2020-10-27 22:25:03,157 INFO L274 CegarLoopResult]: For program point L781-1(lines 773 801) no Hoare annotation was computed. [2020-10-27 22:25:03,157 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 773 801) no Hoare annotation was computed. [2020-10-27 22:25:03,158 INFO L277 CegarLoopResult]: At program point L779(line 779) the Hoare annotation is: true [2020-10-27 22:25:03,158 INFO L274 CegarLoopResult]: For program point L779-1(line 779) no Hoare annotation was computed. [2020-10-27 22:25:03,158 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 876 898) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (and (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (not (<= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 22:25:03,158 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 876 898) no Hoare annotation was computed. [2020-10-27 22:25:03,158 INFO L270 CegarLoopResult]: At program point L888(line 888) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (and (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (not (<= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 22:25:03,158 INFO L270 CegarLoopResult]: At program point L888-1(line 888) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (and (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (not (<= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 22:25:03,159 INFO L274 CegarLoopResult]: For program point L886(lines 886 893) no Hoare annotation was computed. [2020-10-27 22:25:03,159 INFO L274 CegarLoopResult]: For program point L886-1(lines 886 893) no Hoare annotation was computed. [2020-10-27 22:25:03,159 INFO L274 CegarLoopResult]: For program point L884(line 884) no Hoare annotation was computed. [2020-10-27 22:25:03,159 INFO L270 CegarLoopResult]: At program point L883(line 883) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (and (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (not (<= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 22:25:03,159 INFO L270 CegarLoopResult]: At program point L882(line 882) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (and (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (not (<= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 22:25:03,159 INFO L270 CegarLoopResult]: At program point L882-1(line 882) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (and (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (not (<= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 22:25:03,159 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 876 898) no Hoare annotation was computed. [2020-10-27 22:25:03,160 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 834 857) no Hoare annotation was computed. [2020-10-27 22:25:03,160 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 834 857) no Hoare annotation was computed. [2020-10-27 22:25:03,160 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 834 857) no Hoare annotation was computed. [2020-10-27 22:25:03,160 INFO L274 CegarLoopResult]: For program point L852(line 852) no Hoare annotation was computed. [2020-10-27 22:25:03,160 INFO L274 CegarLoopResult]: For program point L851(line 851) no Hoare annotation was computed. [2020-10-27 22:25:03,160 INFO L274 CegarLoopResult]: For program point L850(line 850) no Hoare annotation was computed. [2020-10-27 22:25:03,160 INFO L274 CegarLoopResult]: For program point L849(line 849) no Hoare annotation was computed. [2020-10-27 22:25:03,160 INFO L274 CegarLoopResult]: For program point L848(line 848) no Hoare annotation was computed. [2020-10-27 22:25:03,160 INFO L274 CegarLoopResult]: For program point L847(line 847) no Hoare annotation was computed. [2020-10-27 22:25:03,161 INFO L274 CegarLoopResult]: For program point L846(line 846) no Hoare annotation was computed. [2020-10-27 22:25:03,161 INFO L274 CegarLoopResult]: For program point L845(line 845) no Hoare annotation was computed. [2020-10-27 22:25:03,161 INFO L274 CegarLoopResult]: For program point L844(line 844) no Hoare annotation was computed. [2020-10-27 22:25:03,161 INFO L274 CegarLoopResult]: For program point L843(line 843) no Hoare annotation was computed. [2020-10-27 22:25:03,161 INFO L274 CegarLoopResult]: For program point L842(line 842) no Hoare annotation was computed. [2020-10-27 22:25:03,161 INFO L274 CegarLoopResult]: For program point L841(line 841) no Hoare annotation was computed. [2020-10-27 22:25:03,161 INFO L274 CegarLoopResult]: For program point L840(line 840) no Hoare annotation was computed. [2020-10-27 22:25:03,161 INFO L274 CegarLoopResult]: For program point L839(line 839) no Hoare annotation was computed. [2020-10-27 22:25:03,161 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 562 570) no Hoare annotation was computed. [2020-10-27 22:25:03,161 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 562 570) the Hoare annotation is: true [2020-10-27 22:25:03,161 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 562 570) no Hoare annotation was computed. [2020-10-27 22:25:03,162 INFO L274 CegarLoopResult]: For program point L635(lines 635 639) no Hoare annotation was computed. [2020-10-27 22:25:03,162 INFO L277 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 626 644) the Hoare annotation is: true [2020-10-27 22:25:03,162 INFO L277 CegarLoopResult]: At program point L633(line 633) the Hoare annotation is: true [2020-10-27 22:25:03,162 INFO L274 CegarLoopResult]: For program point L635-2(lines 635 639) no Hoare annotation was computed. [2020-10-27 22:25:03,162 INFO L274 CegarLoopResult]: For program point L633-1(line 633) no Hoare annotation was computed. [2020-10-27 22:25:03,162 INFO L274 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 626 644) no Hoare annotation was computed. [2020-10-27 22:25:03,162 INFO L274 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 626 644) no Hoare annotation was computed. [2020-10-27 22:25:03,162 INFO L274 CegarLoopResult]: For program point L578-2(lines 578 586) no Hoare annotation was computed. [2020-10-27 22:25:03,162 INFO L274 CegarLoopResult]: For program point L601(line 601) no Hoare annotation was computed. [2020-10-27 22:25:03,162 INFO L274 CegarLoopResult]: For program point L601-1(line 601) no Hoare annotation was computed. [2020-10-27 22:25:03,163 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 571 606) no Hoare annotation was computed. [2020-10-27 22:25:03,163 INFO L274 CegarLoopResult]: For program point L590(lines 590 598) no Hoare annotation was computed. [2020-10-27 22:25:03,163 INFO L274 CegarLoopResult]: For program point L590-2(lines 590 598) no Hoare annotation was computed. [2020-10-27 22:25:03,163 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 571 606) no Hoare annotation was computed. [2020-10-27 22:25:03,163 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 571 606) no Hoare annotation was computed. [2020-10-27 22:25:03,163 INFO L274 CegarLoopResult]: For program point L578(lines 578 586) no Hoare annotation was computed. [2020-10-27 22:25:03,163 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 660 666) no Hoare annotation was computed. [2020-10-27 22:25:03,163 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 660 666) the Hoare annotation is: true [2020-10-27 22:25:03,163 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 48 93) no Hoare annotation was computed. [2020-10-27 22:25:03,164 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 48 93) no Hoare annotation was computed. [2020-10-27 22:25:03,164 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 48 93) no Hoare annotation was computed. [2020-10-27 22:25:03,164 INFO L274 CegarLoopResult]: For program point L385(lines 385 386) no Hoare annotation was computed. [2020-10-27 22:25:03,164 INFO L274 CegarLoopResult]: For program point L381(lines 381 388) no Hoare annotation was computed. [2020-10-27 22:25:03,164 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 361 406) no Hoare annotation was computed. [2020-10-27 22:25:03,164 INFO L274 CegarLoopResult]: For program point L375(lines 375 395) no Hoare annotation was computed. [2020-10-27 22:25:03,164 INFO L274 CegarLoopResult]: For program point L375-1(lines 375 395) no Hoare annotation was computed. [2020-10-27 22:25:03,164 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 385 386) no Hoare annotation was computed. [2020-10-27 22:25:03,164 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 392 393) no Hoare annotation was computed. [2020-10-27 22:25:03,165 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 361 406) no Hoare annotation was computed. [2020-10-27 22:25:03,165 INFO L274 CegarLoopResult]: For program point L392(lines 392 393) no Hoare annotation was computed. [2020-10-27 22:25:03,165 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 361 406) no Hoare annotation was computed. [2020-10-27 22:25:03,165 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 865 875) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (and (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (not (<= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 22:25:03,165 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 865 875) no Hoare annotation was computed. [2020-10-27 22:25:03,165 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 865 875) no Hoare annotation was computed. [2020-10-27 22:25:03,165 INFO L270 CegarLoopResult]: At program point L870(line 870) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (not (<= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0))) [2020-10-27 22:25:03,165 INFO L277 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 551 561) the Hoare annotation is: true [2020-10-27 22:25:03,166 INFO L277 CegarLoopResult]: At program point L556(line 556) the Hoare annotation is: true [2020-10-27 22:25:03,166 INFO L274 CegarLoopResult]: For program point L556-1(line 556) no Hoare annotation was computed. [2020-10-27 22:25:03,166 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 551 561) no Hoare annotation was computed. [2020-10-27 22:25:03,166 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 551 561) no Hoare annotation was computed. [2020-10-27 22:25:03,166 INFO L270 CegarLoopResult]: At program point deactivatePumpENTRY(lines 543 550) the Hoare annotation is: (or (and (not (<= (+ ~switchedOnBeforeTS~0 1) 0)) (not (<= 1 ~switchedOnBeforeTS~0))) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 2)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) [2020-10-27 22:25:03,166 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 543 550) no Hoare annotation was computed. [2020-10-27 22:25:03,166 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 543 550) no Hoare annotation was computed. [2020-10-27 22:25:03,166 INFO L274 CegarLoopResult]: For program point L992(lines 992 998) no Hoare annotation was computed. [2020-10-27 22:25:03,166 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 988 1001) no Hoare annotation was computed. [2020-10-27 22:25:03,166 INFO L277 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 988 1001) the Hoare annotation is: true [2020-10-27 22:25:03,166 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 988 1001) no Hoare annotation was computed. [2020-10-27 22:25:03,167 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 510 534) no Hoare annotation was computed. [2020-10-27 22:25:03,167 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 510 534) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 2)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) [2020-10-27 22:25:03,167 INFO L270 CegarLoopResult]: At program point L529(line 529) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not (<= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (or (and (not (<= (+ ~switchedOnBeforeTS~0 1) 0)) (not (<= 1 ~switchedOnBeforeTS~0))) .cse0 .cse1 .cse2))) [2020-10-27 22:25:03,167 INFO L274 CegarLoopResult]: For program point L529-1(lines 510 534) no Hoare annotation was computed. [2020-10-27 22:25:03,167 INFO L270 CegarLoopResult]: At program point L524(line 524) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not (<= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse2))) [2020-10-27 22:25:03,167 INFO L270 CegarLoopResult]: At program point L520(line 520) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not (<= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse2))) [2020-10-27 22:25:03,167 INFO L274 CegarLoopResult]: For program point L518(lines 518 526) no Hoare annotation was computed. [2020-10-27 22:25:03,168 INFO L270 CegarLoopResult]: At program point L516(line 516) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not (<= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse2))) [2020-10-27 22:25:03,168 INFO L274 CegarLoopResult]: For program point L516-1(line 516) no Hoare annotation was computed. [2020-10-27 22:25:03,168 INFO L274 CegarLoopResult]: For program point L514(lines 514 531) no Hoare annotation was computed. [2020-10-27 22:25:03,168 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 450 456) no Hoare annotation was computed. [2020-10-27 22:25:03,168 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 450 456) the Hoare annotation is: true [2020-10-27 22:25:03,168 INFO L270 CegarLoopResult]: At program point testENTRY(lines 687 750) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 22:25:03,168 INFO L274 CegarLoopResult]: For program point L733(lines 733 737) no Hoare annotation was computed. [2020-10-27 22:25:03,168 INFO L270 CegarLoopResult]: At program point L733-2(lines 727 738) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (<= ~waterLevel~0 2))) (or (not (= |old(~waterLevel~0)| 1)) (and (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) .cse0 .cse1 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (and .cse0 (<= 2 ~waterLevel~0) .cse1) (not (= |old(~pumpRunning~0)| 0)) (and .cse0 (= ~pumpRunning~0 0) .cse1))) [2020-10-27 22:25:03,169 INFO L274 CegarLoopResult]: For program point L698(lines 697 742) no Hoare annotation was computed. [2020-10-27 22:25:03,169 INFO L274 CegarLoopResult]: For program point L727(lines 727 738) no Hoare annotation was computed. [2020-10-27 22:25:03,169 INFO L274 CegarLoopResult]: For program point testFINAL(lines 687 750) no Hoare annotation was computed. [2020-10-27 22:25:03,169 INFO L270 CegarLoopResult]: At program point L719(line 719) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (<= ~waterLevel~0 2))) (or (not (= |old(~waterLevel~0)| 1)) (and (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) .cse0 .cse1 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (and .cse0 (<= 2 ~waterLevel~0) .cse1) (not (= |old(~pumpRunning~0)| 0)) (and .cse0 (= ~pumpRunning~0 0) .cse1))) [2020-10-27 22:25:03,169 INFO L274 CegarLoopResult]: For program point L717(lines 717 723) no Hoare annotation was computed. [2020-10-27 22:25:03,170 INFO L274 CegarLoopResult]: For program point L717-1(lines 717 723) no Hoare annotation was computed. [2020-10-27 22:25:03,170 INFO L270 CegarLoopResult]: At program point L709(line 709) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (<= ~waterLevel~0 2))) (or (not (= |old(~waterLevel~0)| 1)) (and (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) .cse0 .cse1 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (and .cse0 (<= 2 ~waterLevel~0) .cse1) (not (= |old(~pumpRunning~0)| 0)) (and .cse0 (= ~pumpRunning~0 0) .cse1))) [2020-10-27 22:25:03,170 INFO L270 CegarLoopResult]: At program point L740(lines 697 742) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (<= ~waterLevel~0 2))) (or (not (= |old(~waterLevel~0)| 1)) (and (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) .cse0 .cse1 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (and .cse0 (<= 2 ~waterLevel~0) .cse1) (not (= |old(~pumpRunning~0)| 0)) (and .cse0 (= ~pumpRunning~0 0) .cse1))) [2020-10-27 22:25:03,170 INFO L274 CegarLoopResult]: For program point L707(lines 707 713) no Hoare annotation was computed. [2020-10-27 22:25:03,171 INFO L274 CegarLoopResult]: For program point L707-1(lines 707 713) no Hoare annotation was computed. [2020-10-27 22:25:03,171 INFO L274 CegarLoopResult]: For program point L699(lines 699 703) no Hoare annotation was computed. [2020-10-27 22:25:03,171 INFO L270 CegarLoopResult]: At program point L743(lines 696 744) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 22:25:03,171 INFO L274 CegarLoopResult]: For program point testEXIT(lines 687 750) no Hoare annotation was computed. [2020-10-27 22:25:03,171 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 339 340) no Hoare annotation was computed. [2020-10-27 22:25:03,171 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 346 347) no Hoare annotation was computed. [2020-10-27 22:25:03,171 INFO L274 CegarLoopResult]: For program point L346(lines 346 347) no Hoare annotation was computed. [2020-10-27 22:25:03,171 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 315 360) no Hoare annotation was computed. [2020-10-27 22:25:03,171 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 315 360) no Hoare annotation was computed. [2020-10-27 22:25:03,172 INFO L274 CegarLoopResult]: For program point L339(lines 339 340) no Hoare annotation was computed. [2020-10-27 22:25:03,172 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 315 360) no Hoare annotation was computed. [2020-10-27 22:25:03,172 INFO L274 CegarLoopResult]: For program point L335(lines 335 342) no Hoare annotation was computed. [2020-10-27 22:25:03,172 INFO L274 CegarLoopResult]: For program point L329(lines 329 349) no Hoare annotation was computed. [2020-10-27 22:25:03,172 INFO L274 CegarLoopResult]: For program point L329-1(lines 329 349) no Hoare annotation was computed. [2020-10-27 22:25:03,172 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 1002 1010) no Hoare annotation was computed. [2020-10-27 22:25:03,172 INFO L277 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 1002 1010) the Hoare annotation is: true [2020-10-27 22:25:03,172 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 1002 1010) no Hoare annotation was computed. [2020-10-27 22:25:03,172 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 956 978) no Hoare annotation was computed. [2020-10-27 22:25:03,172 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 956 978) no Hoare annotation was computed. [2020-10-27 22:25:03,172 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 956 978) no Hoare annotation was computed. [2020-10-27 22:25:03,173 INFO L274 CegarLoopResult]: For program point L964(lines 964 972) no Hoare annotation was computed. [2020-10-27 22:25:03,173 INFO L274 CegarLoopResult]: For program point L964-2(lines 964 972) no Hoare annotation was computed. [2020-10-27 22:25:03,173 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 212 314) no Hoare annotation was computed. [2020-10-27 22:25:03,173 INFO L274 CegarLoopResult]: For program point L277(line 277) no Hoare annotation was computed. [2020-10-27 22:25:03,173 INFO L274 CegarLoopResult]: For program point L277-1(line 277) no Hoare annotation was computed. [2020-10-27 22:25:03,173 INFO L274 CegarLoopResult]: For program point L236(lines 236 240) no Hoare annotation was computed. [2020-10-27 22:25:03,173 INFO L274 CegarLoopResult]: For program point L300(lines 300 311) no Hoare annotation was computed. [2020-10-27 22:25:03,173 INFO L274 CegarLoopResult]: For program point L263(lines 263 267) no Hoare annotation was computed. [2020-10-27 22:25:03,173 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 212 314) no Hoare annotation was computed. [2020-10-27 22:25:03,173 INFO L274 CegarLoopResult]: For program point L261-2(lines 261 281) no Hoare annotation was computed. [2020-10-27 22:25:03,174 INFO L274 CegarLoopResult]: For program point L282(lines 260 283) no Hoare annotation was computed. [2020-10-27 22:25:03,174 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 212 314) no Hoare annotation was computed. [2020-10-27 22:25:03,174 INFO L274 CegarLoopResult]: For program point L241(lines 241 257) no Hoare annotation was computed. [2020-10-27 22:25:03,174 INFO L274 CegarLoopResult]: For program point L301(lines 301 308) no Hoare annotation was computed. [2020-10-27 22:25:03,174 INFO L274 CegarLoopResult]: For program point L262(lines 261 281) no Hoare annotation was computed. [2020-10-27 22:25:03,174 INFO L274 CegarLoopResult]: For program point L293(line 293) no Hoare annotation was computed. [2020-10-27 22:25:03,174 INFO L274 CegarLoopResult]: For program point L293-1(line 293) no Hoare annotation was computed. [2020-10-27 22:25:03,174 INFO L274 CegarLoopResult]: For program point L258(lines 258 299) no Hoare annotation was computed. [2020-10-27 22:25:03,174 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 650 659) no Hoare annotation was computed. [2020-10-27 22:25:03,174 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 650 659) no Hoare annotation was computed. [2020-10-27 22:25:03,175 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 650 659) no Hoare annotation was computed. [2020-10-27 22:25:03,175 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-27 22:25:03,175 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |old(#valid)| |#valid|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string80.base| |old(#t~string80.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#t~string76.base| |old(#t~string76.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string78.base| |old(#t~string78.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string76.offset| |old(#t~string76.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string80.offset| |old(#t~string80.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#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~string38.offset| |old(#t~string38.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string82.offset| |old(#t~string82.offset)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string82.base| |old(#t~string82.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-27 22:25:03,175 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-27 22:25:03,175 INFO L274 CegarLoopResult]: For program point activatePumpFINAL(lines 535 542) no Hoare annotation was computed. [2020-10-27 22:25:03,175 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 535 542) no Hoare annotation was computed. [2020-10-27 22:25:03,176 INFO L270 CegarLoopResult]: At program point activatePumpENTRY(lines 535 542) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 2)) (not (<= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0)) (not (<= 2 ~waterLevel~0))) [2020-10-27 22:25:03,176 INFO L274 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 607 625) no Hoare annotation was computed. [2020-10-27 22:25:03,176 INFO L274 CegarLoopResult]: For program point L616(lines 616 620) no Hoare annotation was computed. [2020-10-27 22:25:03,176 INFO L277 CegarLoopResult]: At program point L614(line 614) the Hoare annotation is: true [2020-10-27 22:25:03,176 INFO L274 CegarLoopResult]: For program point L616-2(lines 616 620) no Hoare annotation was computed. [2020-10-27 22:25:03,176 INFO L277 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 607 625) the Hoare annotation is: true [2020-10-27 22:25:03,176 INFO L274 CegarLoopResult]: For program point L614-1(line 614) no Hoare annotation was computed. [2020-10-27 22:25:03,176 INFO L274 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 607 625) no Hoare annotation was computed. [2020-10-27 22:25:03,176 INFO L277 CegarLoopResult]: At program point getWaterLevelENTRY(lines 979 987) the Hoare annotation is: true [2020-10-27 22:25:03,176 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 979 987) no Hoare annotation was computed. [2020-10-27 22:25:03,177 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 979 987) no Hoare annotation was computed. [2020-10-27 22:25:03,177 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-27 22:25:03,177 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-27 22:25:03,177 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-27 22:25:03,177 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 935 946) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) (and (or (not (<= ~switchedOnBeforeTS~0 ~pumpRunning~0)) .cse0 .cse1 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or (not (= ~pumpRunning~0 0)) .cse0 .cse1))) [2020-10-27 22:25:03,177 INFO L274 CegarLoopResult]: For program point L939-1(lines 935 946) no Hoare annotation was computed. [2020-10-27 22:25:03,177 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 935 946) no Hoare annotation was computed. [2020-10-27 22:25:03,177 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 947 955) the Hoare annotation is: true [2020-10-27 22:25:03,177 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 947 955) no Hoare annotation was computed. [2020-10-27 22:25:03,177 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 947 955) no Hoare annotation was computed. [2020-10-27 22:25:03,178 INFO L270 CegarLoopResult]: At program point L439(line 439) the Hoare annotation is: (let ((.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse3 (<= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (<= ~waterLevel~0 2)) (.cse4 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (and (or .cse0 (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (not (<= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (and .cse1 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) .cse2)) (or (and .cse3 (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0) .cse4) .cse0 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) (and .cse3 .cse1 .cse2 .cse4)))) [2020-10-27 22:25:03,178 INFO L270 CegarLoopResult]: At program point L437(lines 437 443) the Hoare annotation is: (let ((.cse9 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (<= ~waterLevel~0 2))) (let ((.cse1 (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) (.cse4 (not (<= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse7 (<= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse5 (= ~pumpRunning~0 0)) (.cse8 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse6 (and .cse9 (<= 2 ~waterLevel~0) .cse3))) (and (or .cse0 .cse1 (and .cse2 .cse3) .cse4 (and (not (<= (+ |old(~switchedOnBeforeTS~0)| 1) 0)) (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (and .cse5 .cse3)) (or .cse0 .cse1 .cse4 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) (and (or (<= 1 ~switchedOnBeforeTS~0) (<= (+ ~switchedOnBeforeTS~0 1) 0)) .cse5 .cse3) .cse6 (and .cse7 .cse2 .cse3 .cse8)) (or (and .cse7 .cse9 .cse5 .cse8) .cse0 (not (= |old(~pumpRunning~0)| 0)) .cse6)))) [2020-10-27 22:25:03,178 INFO L270 CegarLoopResult]: At program point L432(line 432) the Hoare annotation is: (let ((.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse1 (<= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (and (or .cse0 (and .cse1 (= |old(~waterLevel~0)| ~waterLevel~0) .cse2 .cse3) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (not (<= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (or .cse0 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) (and .cse1 .cse2 (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2) .cse3)))) [2020-10-27 22:25:03,179 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 423 449) the Hoare annotation is: (let ((.cse2 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (let ((.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse1 (and .cse2 .cse3 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)))) (and (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 (and (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) .cse2 .cse3 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (not (<= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse1)))) [2020-10-27 22:25:03,179 INFO L274 CegarLoopResult]: For program point L430(lines 426 448) no Hoare annotation was computed. [2020-10-27 22:25:03,179 INFO L274 CegarLoopResult]: For program point L428(lines 426 448) no Hoare annotation was computed. [2020-10-27 22:25:03,179 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 423 449) no Hoare annotation was computed. [2020-10-27 22:25:03,179 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 423 449) no Hoare annotation was computed. [2020-10-27 22:25:03,179 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 804 833) no Hoare annotation was computed. [2020-10-27 22:25:03,179 INFO L277 CegarLoopResult]: At program point L829(lines 804 833) the Hoare annotation is: true [2020-10-27 22:25:03,179 INFO L277 CegarLoopResult]: At program point cleanupENTRY(lines 804 833) the Hoare annotation is: true [2020-10-27 22:25:03,179 INFO L274 CegarLoopResult]: For program point L825(line 825) no Hoare annotation was computed. [2020-10-27 22:25:03,179 INFO L274 CegarLoopResult]: For program point L818(lines 818 822) no Hoare annotation was computed. [2020-10-27 22:25:03,179 INFO L277 CegarLoopResult]: At program point L818-1(lines 818 822) the Hoare annotation is: true [2020-10-27 22:25:03,180 INFO L274 CegarLoopResult]: For program point L815(line 815) no Hoare annotation was computed. [2020-10-27 22:25:03,180 INFO L277 CegarLoopResult]: At program point L814-2(lines 814 828) the Hoare annotation is: true [2020-10-27 22:25:03,180 INFO L277 CegarLoopResult]: At program point L810(line 810) the Hoare annotation is: true [2020-10-27 22:25:03,180 INFO L274 CegarLoopResult]: For program point L810-1(line 810) no Hoare annotation was computed. [2020-10-27 22:25:03,180 INFO L270 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 911 922) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 2)) (not (<= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (and (not (<= (+ ~switchedOnBeforeTS~0 1) 0)) (not (<= 1 ~switchedOnBeforeTS~0))) (= |old(~waterLevel~0)| ~waterLevel~0) (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) [2020-10-27 22:25:03,180 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 911 922) no Hoare annotation was computed. [2020-10-27 22:25:03,180 INFO L274 CegarLoopResult]: For program point L915-1(lines 911 922) no Hoare annotation was computed. [2020-10-27 22:25:03,180 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 858 864) no Hoare annotation was computed. [2020-10-27 22:25:03,180 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 858 864) the Hoare annotation is: true [2020-10-27 22:25:03,181 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-27 22:25:03,181 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) [2020-10-27 22:25:03,181 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-27 22:25:03,181 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-27 22:25:03,181 INFO L270 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 458 482) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 2)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) [2020-10-27 22:25:03,181 INFO L270 CegarLoopResult]: At program point L477(line 477) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not (<= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse2))) [2020-10-27 22:25:03,181 INFO L274 CegarLoopResult]: For program point L477-1(lines 458 482) no Hoare annotation was computed. [2020-10-27 22:25:03,181 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 458 482) no Hoare annotation was computed. [2020-10-27 22:25:03,182 INFO L270 CegarLoopResult]: At program point L472(line 472) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not (<= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or (and (<= 0 processEnvironment__wrappee__highWaterSensor_~tmp~3) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= processEnvironment__wrappee__highWaterSensor_~tmp~3 0)) .cse0 .cse1 .cse2) (or (and (not (<= (+ ~switchedOnBeforeTS~0 1) 0)) (not (<= 1 ~switchedOnBeforeTS~0))) .cse0 .cse1 .cse2))) [2020-10-27 22:25:03,182 INFO L270 CegarLoopResult]: At program point L468(line 468) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not (<= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= 2 ~waterLevel~0)) .cse1 .cse2) (or (and (not (<= (+ ~switchedOnBeforeTS~0 1) 0)) (not (<= 1 ~switchedOnBeforeTS~0))) .cse0 .cse1 .cse2))) [2020-10-27 22:25:03,182 INFO L274 CegarLoopResult]: For program point L466(lines 466 474) no Hoare annotation was computed. [2020-10-27 22:25:03,182 INFO L270 CegarLoopResult]: At program point L464(line 464) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not (<= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (or (and (not (<= (+ ~switchedOnBeforeTS~0 1) 0)) (not (<= 1 ~switchedOnBeforeTS~0))) .cse0 .cse1 .cse2))) [2020-10-27 22:25:03,182 INFO L274 CegarLoopResult]: For program point L464-1(line 464) no Hoare annotation was computed. [2020-10-27 22:25:03,182 INFO L274 CegarLoopResult]: For program point L462(lines 462 479) no Hoare annotation was computed. [2020-10-27 22:25:03,182 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 923 934) no Hoare annotation was computed. [2020-10-27 22:25:03,182 INFO L274 CegarLoopResult]: For program point L927-1(lines 923 934) no Hoare annotation was computed. [2020-10-27 22:25:03,183 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 923 934) the Hoare annotation is: (let ((.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0))) (and (or .cse0 .cse1 (not (<= 2 |old(~waterLevel~0)|))) (or .cse0 (not (<= ~switchedOnBeforeTS~0 ~pumpRunning~0)) .cse1 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (or .cse0 .cse1 (not (= ~pumpRunning~0 0))))) [2020-10-27 22:25:03,183 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 900 907) no Hoare annotation was computed. [2020-10-27 22:25:03,183 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 900 907) the Hoare annotation is: true [2020-10-27 22:25:03,183 INFO L274 CegarLoopResult]: For program point L904(line 904) no Hoare annotation was computed. [2020-10-27 22:25:03,183 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 900 907) no Hoare annotation was computed. [2020-10-27 22:25:03,183 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 484 508) no Hoare annotation was computed. [2020-10-27 22:25:03,183 INFO L270 CegarLoopResult]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 484 508) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 2)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) [2020-10-27 22:25:03,183 INFO L270 CegarLoopResult]: At program point L503(line 503) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not (<= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (or (and (not (<= (+ ~switchedOnBeforeTS~0 1) 0)) (not (<= 1 ~switchedOnBeforeTS~0))) .cse0 .cse1 .cse2))) [2020-10-27 22:25:03,183 INFO L274 CegarLoopResult]: For program point L503-1(lines 484 508) no Hoare annotation was computed. [2020-10-27 22:25:03,184 INFO L270 CegarLoopResult]: At program point L498(line 498) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not (<= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse2))) [2020-10-27 22:25:03,184 INFO L270 CegarLoopResult]: At program point L494(line 494) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not (<= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse2))) [2020-10-27 22:25:03,184 INFO L274 CegarLoopResult]: For program point L492(lines 492 500) no Hoare annotation was computed. [2020-10-27 22:25:03,184 INFO L270 CegarLoopResult]: At program point L490(line 490) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not (<= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse2))) [2020-10-27 22:25:03,184 INFO L274 CegarLoopResult]: For program point L490-1(line 490) no Hoare annotation was computed. [2020-10-27 22:25:03,184 INFO L274 CegarLoopResult]: For program point L488(lines 488 505) no Hoare annotation was computed. [2020-10-27 22:25:03,204 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.10 10:25:03 BoogieIcfgContainer [2020-10-27 22:25:03,204 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-27 22:25:03,206 INFO L168 Benchmark]: Toolchain (without parser) took 88617.36 ms. Allocated memory was 151.0 MB in the beginning and 687.9 MB in the end (delta: 536.9 MB). Free memory was 124.5 MB in the beginning and 501.6 MB in the end (delta: -377.1 MB). Peak memory consumption was 423.9 MB. Max. memory is 8.0 GB. [2020-10-27 22:25:03,206 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 151.0 MB. Free memory is still 123.7 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-27 22:25:03,207 INFO L168 Benchmark]: CACSL2BoogieTranslator took 588.69 ms. Allocated memory is still 151.0 MB. Free memory was 123.9 MB in the beginning and 102.1 MB in the end (delta: 21.8 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. [2020-10-27 22:25:03,207 INFO L168 Benchmark]: Boogie Preprocessor took 166.93 ms. Allocated memory is still 151.0 MB. Free memory was 102.1 MB in the beginning and 98.1 MB in the end (delta: 4.0 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2020-10-27 22:25:03,208 INFO L168 Benchmark]: RCFGBuilder took 1674.14 ms. Allocated memory was 151.0 MB in the beginning and 185.6 MB in the end (delta: 34.6 MB). Free memory was 98.1 MB in the beginning and 157.9 MB in the end (delta: -59.7 MB). Peak memory consumption was 55.2 MB. Max. memory is 8.0 GB. [2020-10-27 22:25:03,209 INFO L168 Benchmark]: TraceAbstraction took 86169.36 ms. Allocated memory was 185.6 MB in the beginning and 687.9 MB in the end (delta: 502.3 MB). Free memory was 157.9 MB in the beginning and 501.6 MB in the end (delta: -343.8 MB). Peak memory consumption was 421.2 MB. Max. memory is 8.0 GB. [2020-10-27 22:25:03,215 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 151.0 MB. Free memory is still 123.7 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 588.69 ms. Allocated memory is still 151.0 MB. Free memory was 123.9 MB in the beginning and 102.1 MB in the end (delta: 21.8 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 166.93 ms. Allocated memory is still 151.0 MB. Free memory was 102.1 MB in the beginning and 98.1 MB in the end (delta: 4.0 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1674.14 ms. Allocated memory was 151.0 MB in the beginning and 185.6 MB in the end (delta: 34.6 MB). Free memory was 98.1 MB in the beginning and 157.9 MB in the end (delta: -59.7 MB). Peak memory consumption was 55.2 MB. Max. memory is 8.0 GB. * TraceAbstraction took 86169.36 ms. Allocated memory was 185.6 MB in the beginning and 687.9 MB in the end (delta: 502.3 MB). Free memory was 157.9 MB in the beginning and 501.6 MB in the end (delta: -343.8 MB). Peak memory consumption was 421.2 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 346]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 339]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 385]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 392]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 5 specifications checked. All of them hold - InvariantResult [Line: 697]: Loop Invariant Derived loop invariant: (((!(\old(waterLevel) == 1) || (((switchedOnBeforeTS <= pumpRunning && splverifierCounter <= 0) && waterLevel <= 2) && pumpRunning <= switchedOnBeforeTS)) || ((splverifierCounter <= 0 && 2 <= waterLevel) && waterLevel <= 2)) || !(\old(pumpRunning) == 0)) || ((splverifierCounter <= 0 && pumpRunning == 0) && waterLevel <= 2) - InvariantResult [Line: 814]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 804]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 696]: Loop Invariant Derived loop invariant: !(\old(waterLevel) == 1) || !(\old(pumpRunning) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 44 procedures, 267 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 57.4s, OverallIterations: 7, TraceHistogramMax: 3, AutomataDifference: 35.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 28.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1130 SDtfs, 2512 SDslu, 1460 SDs, 0 SdLazy, 5446 SolverSat, 1759 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 16.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 391 GetRequests, 264 SyntacticMatches, 4 SemanticMatches, 123 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 625 ImplicationChecksByTransitivity, 17.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=467occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 7 MinimizatonAttempts, 274 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 70 LocationsWithAnnotation, 1034 PreInvPairs, 1138 NumberOfFragments, 1799 HoareAnnotationTreeSize, 1034 FomulaSimplifications, 2414691 FormulaSimplificationTreeSizeReduction, 4.9s HoareSimplificationTime, 70 FomulaSimplificationsInter, 40864 FormulaSimplificationTreeSizeReductionInter, 23.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 20.9s InterpolantComputationTime, 710 NumberOfCodeBlocks, 710 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 703 ConstructedInterpolants, 0 QuantifiedInterpolants, 269399 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 5 PerfectInterpolantSequences, 68/72 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...