/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SHALLOWEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product57.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 03:24:04,491 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 03:24:04,497 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 03:24:04,557 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 03:24:04,558 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 03:24:04,564 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 03:24:04,567 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 03:24:04,572 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 03:24:04,576 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 03:24:04,582 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 03:24:04,584 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 03:24:04,585 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 03:24:04,586 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 03:24:04,590 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 03:24:04,593 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 03:24:04,595 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 03:24:04,597 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 03:24:04,601 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 03:24:04,610 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 03:24:04,618 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 03:24:04,620 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 03:24:04,622 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 03:24:04,624 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 03:24:04,627 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 03:24:04,644 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 03:24:04,646 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 03:24:04,646 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 03:24:04,648 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 03:24:04,649 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 03:24:04,650 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 03:24:04,650 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 03:24:04,651 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 03:24:04,653 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 03:24:04,654 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 03:24:04,655 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 03:24:04,656 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 03:24:04,656 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 03:24:04,657 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 03:24:04,657 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 03:24:04,658 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 03:24:04,659 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 03:24:04,663 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-27 03:24:04,717 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 03:24:04,718 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 03:24:04,723 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 03:24:04,723 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 03:24:04,723 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 03:24:04,724 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 03:24:04,724 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 03:24:04,724 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 03:24:04,724 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 03:24:04,724 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 03:24:04,725 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 03:24:04,726 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 03:24:04,726 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 03:24:04,726 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 03:24:04,727 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 03:24:04,727 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 03:24:04,727 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 03:24:04,727 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 03:24:04,727 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 03:24:04,728 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 03:24:04,728 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 03:24:04,728 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 03:24:04,729 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 03:24:04,729 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 03:24:04,729 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 03:24:04,729 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 03:24:04,729 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 03:24:04,730 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 03:24:04,730 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 03:24:04,730 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 03:24:05,130 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 03:24:05,164 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 03:24:05,168 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 03:24:05,170 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 03:24:05,171 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 03:24:05,173 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product57.cil.c [2020-10-27 03:24:05,249 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d9cb1b80c/766083acbb6b4a8385ed9dc7c9330ac1/FLAGffee48613 [2020-10-27 03:24:05,993 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 03:24:05,994 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec1_product57.cil.c [2020-10-27 03:24:06,013 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d9cb1b80c/766083acbb6b4a8385ed9dc7c9330ac1/FLAGffee48613 [2020-10-27 03:24:06,253 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d9cb1b80c/766083acbb6b4a8385ed9dc7c9330ac1 [2020-10-27 03:24:06,256 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 03:24:06,264 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 03:24:06,268 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 03:24:06,269 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 03:24:06,273 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 03:24:06,274 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 03:24:06" (1/1) ... [2020-10-27 03:24:06,279 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a1b3bf3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:24:06, skipping insertion in model container [2020-10-27 03:24:06,280 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 03:24:06" (1/1) ... [2020-10-27 03:24:06,289 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 03:24:06,369 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 03:24:06,742 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 03:24:06,754 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 03:24:06,859 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 03:24:06,904 INFO L208 MainTranslator]: Completed translation [2020-10-27 03:24:06,905 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:24:06 WrapperNode [2020-10-27 03:24:06,905 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 03:24:06,906 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 03:24:06,906 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 03:24:06,907 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 03:24:06,921 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:24:06" (1/1) ... [2020-10-27 03:24:06,922 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:24:06" (1/1) ... [2020-10-27 03:24:06,940 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:24:06" (1/1) ... [2020-10-27 03:24:06,941 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:24:06" (1/1) ... [2020-10-27 03:24:06,992 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:24:06" (1/1) ... [2020-10-27 03:24:07,008 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:24:06" (1/1) ... [2020-10-27 03:24:07,019 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:24:06" (1/1) ... [2020-10-27 03:24:07,034 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 03:24:07,035 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 03:24:07,036 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 03:24:07,036 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 03:24:07,040 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:24:06" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 03:24:07,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 03:24:07,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 03:24:07,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 03:24:07,143 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 03:24:07,143 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-10-27 03:24:07,144 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 03:24:07,144 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 03:24:07,144 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 03:24:07,144 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 03:24:07,145 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 03:24:07,146 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 03:24:07,147 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 03:24:07,147 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 03:24:07,147 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 03:24:07,147 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 03:24:07,148 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 03:24:07,149 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-27 03:24:07,149 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-27 03:24:07,149 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-10-27 03:24:07,149 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-27 03:24:07,150 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-10-27 03:24:07,150 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-27 03:24:07,150 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-27 03:24:07,151 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-27 03:24:07,155 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-27 03:24:07,156 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-27 03:24:07,156 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-27 03:24:07,156 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-27 03:24:07,156 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-27 03:24:07,156 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-27 03:24:07,156 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 03:24:07,157 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-27 03:24:07,157 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 03:24:07,157 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-27 03:24:07,157 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-27 03:24:07,157 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-27 03:24:07,157 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-27 03:24:07,158 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-27 03:24:07,158 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-27 03:24:07,158 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-27 03:24:07,158 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-27 03:24:07,158 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 03:24:07,158 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 03:24:07,159 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 03:24:07,159 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 03:24:07,159 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 03:24:07,159 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 03:24:07,159 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 03:24:07,160 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 03:24:07,160 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-27 03:24:07,160 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-27 03:24:07,160 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-10-27 03:24:07,161 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 03:24:07,161 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 03:24:07,162 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 03:24:07,162 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 03:24:07,162 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 03:24:07,162 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 03:24:07,162 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 03:24:07,162 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 03:24:07,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 03:24:07,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 03:24:07,163 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 03:24:07,164 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 03:24:07,164 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 03:24:07,164 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 03:24:07,164 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 03:24:07,164 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 03:24:07,164 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 03:24:07,165 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 03:24:07,165 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 03:24:07,165 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-27 03:24:07,168 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-27 03:24:07,168 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-27 03:24:07,168 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-27 03:24:07,168 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 03:24:07,169 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-27 03:24:07,169 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-27 03:24:07,169 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-27 03:24:07,169 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-27 03:24:07,169 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-27 03:24:07,170 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-27 03:24:07,170 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-27 03:24:07,171 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-27 03:24:07,171 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-27 03:24:07,171 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-27 03:24:07,171 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-10-27 03:24:07,171 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-27 03:24:07,172 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-10-27 03:24:07,172 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-27 03:24:07,172 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-27 03:24:07,172 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 03:24:07,172 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-27 03:24:07,172 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 03:24:07,173 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-27 03:24:07,173 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 03:24:07,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 03:24:07,173 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 03:24:08,529 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 03:24:08,529 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-27 03:24:08,532 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 03:24:08 BoogieIcfgContainer [2020-10-27 03:24:08,532 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 03:24:08,534 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 03:24:08,534 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 03:24:08,537 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 03:24:08,537 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 03:24:06" (1/3) ... [2020-10-27 03:24:08,538 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ef87c5d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 03:24:08, skipping insertion in model container [2020-10-27 03:24:08,538 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:24:06" (2/3) ... [2020-10-27 03:24:08,539 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ef87c5d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 03:24:08, skipping insertion in model container [2020-10-27 03:24:08,539 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 03:24:08" (3/3) ... [2020-10-27 03:24:08,541 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product57.cil.c [2020-10-27 03:24:08,552 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 03:24:08,559 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 03:24:08,572 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 03:24:08,601 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 03:24:08,601 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 03:24:08,601 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 03:24:08,601 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 03:24:08,602 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 03:24:08,602 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 03:24:08,602 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 03:24:08,602 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 03:24:08,625 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states. [2020-10-27 03:24:08,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-27 03:24:08,635 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:24:08,635 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:24:08,636 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:24:08,642 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:24:08,642 INFO L82 PathProgramCache]: Analyzing trace with hash -1042526011, now seen corresponding path program 1 times [2020-10-27 03:24:08,652 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:24:08,653 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1551031725] [2020-10-27 03:24:08,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:24:08,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:09,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:09,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:09,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:10,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:10,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:13,954 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:13,955 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-27 03:24:13,956 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 03:24:13,956 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-27 03:24:13,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:13,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-27 03:24:13,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:24:13,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 67 [2020-10-27 03:24:13,967 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 11 [2020-10-27 03:24:14,516 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:24:14,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:24:14,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:14,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:14,675 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:14,675 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:14,675 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:14,676 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 109 [2020-10-27 03:24:14,676 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:14,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:24:14,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:14,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:24:14,677 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:14,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:24:14,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:14,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:14,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:14,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:24:14,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:14,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:24:14,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:14,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:24:14,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:14,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:24:14,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:14,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:24:14,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:14,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:14,740 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:14,740 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:24:14,740 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:14,741 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:24:14,741 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:14,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:24:14,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:14,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:24:14,742 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:14,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:24:14,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:14,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:14,755 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:14,756 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:14,756 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:14,756 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 03:24:14,756 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:14,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:24:14,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:14,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:24:14,757 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:14,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:24:14,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:14,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:14,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:14,777 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:24:14,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:14,777 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:24:14,777 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:14,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:24:14,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:14,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:24:14,778 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:14,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 03:24:14,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:14,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:14,790 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:14,790 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:14,790 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:14,791 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:24:14,791 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:14,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:24:14,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:14,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:24:14,791 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:14,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-27 03:24:14,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:14,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:14,802 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:14,802 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:14,802 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:14,802 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 03:24:14,803 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:14,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:24:14,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:14,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:24:14,803 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:14,848 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 03:24:14,849 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1551031725] [2020-10-27 03:24:14,852 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:24:14,852 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-27 03:24:14,853 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1355832848] [2020-10-27 03:24:14,860 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-27 03:24:14,861 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:24:14,876 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-27 03:24:14,878 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-27 03:24:14,880 INFO L87 Difference]: Start difference. First operand 187 states. Second operand 7 states. [2020-10-27 03:24:15,497 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:24:17,067 WARN L193 SmtUtils]: Spent 765.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 206 [2020-10-27 03:24:17,533 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:24:18,015 WARN L193 SmtUtils]: Spent 416.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:24:19,178 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 03:24:19,688 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:24:21,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:24:21,706 INFO L93 Difference]: Finished difference Result 427 states and 597 transitions. [2020-10-27 03:24:21,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-27 03:24:21,716 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 47 [2020-10-27 03:24:21,716 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:24:21,744 INFO L225 Difference]: With dead ends: 427 [2020-10-27 03:24:21,744 INFO L226 Difference]: Without dead ends: 261 [2020-10-27 03:24:21,756 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=48, Invalid=134, Unknown=0, NotChecked=0, Total=182 [2020-10-27 03:24:21,779 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 261 states. [2020-10-27 03:24:21,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 261 to 213. [2020-10-27 03:24:21,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 213 states. [2020-10-27 03:24:21,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 213 states and 262 transitions. [2020-10-27 03:24:21,963 INFO L78 Accepts]: Start accepts. Automaton has 213 states and 262 transitions. Word has length 47 [2020-10-27 03:24:21,964 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:24:21,965 INFO L481 AbstractCegarLoop]: Abstraction has 213 states and 262 transitions. [2020-10-27 03:24:21,965 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-27 03:24:21,965 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 262 transitions. [2020-10-27 03:24:21,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2020-10-27 03:24:21,978 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:24:21,979 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] [2020-10-27 03:24:21,979 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 03:24:21,979 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:24:21,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:24:21,981 INFO L82 PathProgramCache]: Analyzing trace with hash 1683652033, now seen corresponding path program 1 times [2020-10-27 03:24:21,981 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:24:21,982 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [382268936] [2020-10-27 03:24:21,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:24:22,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:22,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:22,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:22,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:27,083 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:27,083 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 141 [2020-10-27 03:24:27,084 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 03:24:27,084 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5034 [2020-10-27 03:24:27,084 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:27,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-27 03:24:27,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:24:27,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 121 [2020-10-27 03:24:27,084 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:27,451 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:24:27,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:24:27,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:27,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:27,543 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:27,544 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:27,544 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:27,545 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 72 [2020-10-27 03:24:27,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:27,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:24:27,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:27,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:24:27,545 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:27,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:24:27,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:27,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:27,577 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:27,577 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:24:27,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:27,578 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 03:24:27,578 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:27,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:24:27,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:27,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:24:27,578 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:27,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:24:27,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:27,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:27,591 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:27,591 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:24:27,591 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:27,592 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:24:27,592 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:27,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:24:27,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:27,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:24:27,593 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:27,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:24:27,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:27,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:27,601 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:27,601 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:27,601 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:27,601 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:24:27,602 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:27,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:24:27,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:27,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:24:27,602 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:27,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:24:27,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:27,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:27,609 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:27,609 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:24:27,610 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:27,610 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:24:27,610 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:27,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:24:27,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:27,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:24:27,611 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:27,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-27 03:24:27,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:27,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:27,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:27,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:27,945 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:27,945 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 03:24:27,945 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 03:24:27,945 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 304 [2020-10-27 03:24:27,945 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:27,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:24:27,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:27,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-27 03:24:27,946 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:27,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:24:27,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:27,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:27,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:28,001 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:28,001 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 03:24:28,001 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:24:28,002 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-10-27 03:24:28,002 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:28,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:28,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:28,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:28,002 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:28,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:24:28,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:28,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:28,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:28,028 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:28,029 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:24:28,029 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:24:28,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-27 03:24:28,029 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:28,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:28,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:28,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:28,033 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 03:24:28,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:24:28,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:28,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:28,038 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:28,038 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:24:28,038 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:28,038 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:24:28,039 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:28,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:28,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:28,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:28,039 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:28,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:24:28,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:28,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:28,047 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:28,048 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 03:24:28,048 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:28,048 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:24:28,048 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:28,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:28,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:28,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:28,049 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:28,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:24:28,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:28,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:28,056 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:28,057 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:24:28,057 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:28,057 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:24:28,057 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:28,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:28,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:28,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:28,058 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 03:24:28,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:24:28,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:28,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:28,063 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:28,064 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:28,064 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:28,065 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:24:28,065 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:28,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:28,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:28,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:28,066 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:28,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:24:28,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:28,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:28,070 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:28,071 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:28,071 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:28,071 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:24:28,071 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:28,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:28,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:28,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:28,072 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:28,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2020-10-27 03:24:28,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:28,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:28,086 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:28,087 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:28,087 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:28,087 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:24:28,087 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:28,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:24:28,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:28,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:24:28,088 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:28,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-27 03:24:28,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:28,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:28,120 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:28,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:28,125 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:28,125 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:24:28,125 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:28,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:28,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:24:28,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:28,126 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:28,153 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 03:24:28,155 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [382268936] [2020-10-27 03:24:28,155 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:24:28,156 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-27 03:24:28,156 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1517798697] [2020-10-27 03:24:28,158 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 03:24:28,158 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:24:28,158 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 03:24:28,159 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-27 03:24:28,160 INFO L87 Difference]: Start difference. First operand 213 states and 262 transitions. Second operand 8 states. [2020-10-27 03:24:28,705 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:24:30,059 WARN L193 SmtUtils]: Spent 772.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 206 [2020-10-27 03:24:30,492 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:24:30,910 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:24:31,452 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 03:24:31,988 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:24:34,733 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:24:34,733 INFO L93 Difference]: Finished difference Result 704 states and 1000 transitions. [2020-10-27 03:24:34,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-27 03:24:34,734 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 95 [2020-10-27 03:24:34,735 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:24:34,742 INFO L225 Difference]: With dead ends: 704 [2020-10-27 03:24:34,742 INFO L226 Difference]: Without dead ends: 471 [2020-10-27 03:24:34,746 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=66, Invalid=174, Unknown=0, NotChecked=0, Total=240 [2020-10-27 03:24:34,747 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 471 states. [2020-10-27 03:24:34,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 471 to 368. [2020-10-27 03:24:34,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 368 states. [2020-10-27 03:24:34,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 368 states and 450 transitions. [2020-10-27 03:24:34,868 INFO L78 Accepts]: Start accepts. Automaton has 368 states and 450 transitions. Word has length 95 [2020-10-27 03:24:34,869 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:24:34,869 INFO L481 AbstractCegarLoop]: Abstraction has 368 states and 450 transitions. [2020-10-27 03:24:34,869 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 03:24:34,869 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 450 transitions. [2020-10-27 03:24:34,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2020-10-27 03:24:34,872 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:24:34,872 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] [2020-10-27 03:24:34,873 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 03:24:34,873 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:24:34,874 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:24:34,874 INFO L82 PathProgramCache]: Analyzing trace with hash -1580731579, now seen corresponding path program 1 times [2020-10-27 03:24:34,874 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:24:34,874 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [97417245] [2020-10-27 03:24:34,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:24:34,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:34,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:34,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:35,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:38,994 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:38,995 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 147 [2020-10-27 03:24:38,996 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 03:24:38,996 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4087 [2020-10-27 03:24:38,996 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:38,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 03:24:38,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 51 [2020-10-27 03:24:38,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 57 [2020-10-27 03:24:38,997 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:39,402 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:24:39,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:24:39,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:39,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:39,438 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:39,438 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:39,438 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:39,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-27 03:24:39,439 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:39,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:39,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:39,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:39,439 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:39,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:24:39,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:39,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:39,454 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:39,454 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:24:39,454 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:39,454 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:24:39,454 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:39,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:39,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:39,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:39,455 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:39,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:24:39,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:39,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:39,457 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:39,458 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:24:39,458 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:39,458 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:24:39,458 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:39,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:39,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:39,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:39,458 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:39,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:24:39,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:39,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:39,462 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:39,462 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:39,462 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:39,462 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:24:39,462 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:39,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:39,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:39,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:39,463 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:39,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:24:39,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:39,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:39,465 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:39,466 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:24:39,466 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:39,466 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:24:39,466 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:39,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:39,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:39,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:39,467 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:39,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 03:24:39,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:39,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:39,485 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:39,485 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:39,485 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:39,485 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:24:39,486 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:39,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:24:39,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:39,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:24:39,486 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:39,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 03:24:39,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:39,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:39,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:39,642 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:39,642 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 03:24:39,642 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:24:39,642 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 138 [2020-10-27 03:24:39,642 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:39,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:24:39,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-27 03:24:39,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:24:39,643 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:39,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:24:39,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:39,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:39,671 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:39,671 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 03:24:39,672 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:39,672 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-27 03:24:39,672 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:39,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:24:39,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-27 03:24:39,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:24:39,673 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:39,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:24:39,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:39,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:39,686 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:39,687 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:24:39,687 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:39,687 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 03:24:39,687 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:39,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:24:39,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 03:24:39,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:24:39,688 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:39,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:24:39,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:39,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:39,717 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:39,717 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:24:39,717 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:39,718 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:24:39,718 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:39,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 03:24:39,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:39,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:24:39,718 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:39,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:24:39,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:39,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:39,742 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:39,742 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 03:24:39,742 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:39,742 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:24:39,742 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:39,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:39,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-27 03:24:39,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:39,743 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:39,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:24:39,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:39,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:39,748 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:39,748 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:24:39,748 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:39,748 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:24:39,748 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:39,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:39,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:39,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:39,749 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:39,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:24:39,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:39,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:39,752 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:39,752 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:39,753 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:39,753 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:24:39,753 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:39,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:39,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:39,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:39,754 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:39,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:24:39,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:39,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:39,757 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:39,757 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:39,757 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:39,757 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:24:39,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:39,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:39,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:39,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:39,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:39,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-27 03:24:39,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:39,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:39,764 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:39,764 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:39,765 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:39,765 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:24:39,765 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:39,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:39,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:24:39,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:39,765 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:39,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-10-27 03:24:39,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:39,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:39,768 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:39,769 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:39,769 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:39,769 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:24:39,769 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:39,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:39,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:24:39,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:39,770 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:39,789 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 03:24:39,790 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [97417245] [2020-10-27 03:24:39,790 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:24:39,790 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-27 03:24:39,790 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1662103351] [2020-10-27 03:24:39,791 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 03:24:39,791 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:24:39,791 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 03:24:39,792 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-27 03:24:39,792 INFO L87 Difference]: Start difference. First operand 368 states and 450 transitions. Second operand 9 states. [2020-10-27 03:24:40,828 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:24:41,475 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:24:41,945 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:24:42,349 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:24:42,726 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:24:43,220 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:24:43,634 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:24:46,167 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:24:46,168 INFO L93 Difference]: Finished difference Result 861 states and 1199 transitions. [2020-10-27 03:24:46,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-27 03:24:46,168 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 99 [2020-10-27 03:24:46,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:24:46,175 INFO L225 Difference]: With dead ends: 861 [2020-10-27 03:24:46,175 INFO L226 Difference]: Without dead ends: 517 [2020-10-27 03:24:46,177 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=108, Invalid=272, Unknown=0, NotChecked=0, Total=380 [2020-10-27 03:24:46,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 517 states. [2020-10-27 03:24:46,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 517 to 376. [2020-10-27 03:24:46,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 376 states. [2020-10-27 03:24:46,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 376 states and 454 transitions. [2020-10-27 03:24:46,276 INFO L78 Accepts]: Start accepts. Automaton has 376 states and 454 transitions. Word has length 99 [2020-10-27 03:24:46,277 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:24:46,277 INFO L481 AbstractCegarLoop]: Abstraction has 376 states and 454 transitions. [2020-10-27 03:24:46,277 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-27 03:24:46,277 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 454 transitions. [2020-10-27 03:24:46,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2020-10-27 03:24:46,280 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:24:46,280 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:24:46,280 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 03:24:46,280 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:24:46,281 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:24:46,281 INFO L82 PathProgramCache]: Analyzing trace with hash -1911736524, now seen corresponding path program 1 times [2020-10-27 03:24:46,281 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:24:46,281 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [76797226] [2020-10-27 03:24:46,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:24:46,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:46,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:46,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:46,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:46,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:46,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:46,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:47,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:50,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:50,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:51,313 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:51,313 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 199 [2020-10-27 03:24:51,314 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-27 03:24:51,314 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-27 03:24:51,314 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:51,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:24:51,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:24:51,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 56 [2020-10-27 03:24:51,314 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:51,714 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:24:51,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:24:51,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:51,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:51,840 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:51,840 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:51,840 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:51,841 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 83 [2020-10-27 03:24:51,841 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:51,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:24:51,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:51,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:24:51,841 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:51,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:24:51,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:51,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:51,889 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:51,889 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:24:51,890 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:51,890 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:24:51,890 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:51,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:24:51,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:51,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:24:51,890 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:51,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:24:51,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:51,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:51,897 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:51,897 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:24:51,899 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:51,899 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:24:51,899 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:51,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:24:51,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:51,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:24:51,900 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:51,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:24:51,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:51,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:51,907 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:51,907 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:51,907 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:51,907 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:24:51,907 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:51,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:24:51,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:51,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:24:51,908 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:51,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:24:51,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:51,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:51,914 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:51,914 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:24:51,914 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:51,914 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:24:51,914 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:51,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:24:51,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:51,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:24:51,915 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:51,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 03:24:51,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:51,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:51,930 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:51,930 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:51,931 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:51,931 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:24:51,931 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:51,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:24:51,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:51,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:24:51,931 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:51,947 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-27 03:24:51,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:51,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:51,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:51,957 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 03:24:51,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:51,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 03:24:51,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:51,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:24:51,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-27 03:24:51,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-27 03:24:51,958 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:51,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:24:51,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:51,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:51,985 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:51,985 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 03:24:51,986 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:51,986 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 03:24:51,987 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:51,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:24:51,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:51,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 03:24:51,987 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:51,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:24:51,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:51,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:51,992 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:51,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:51,992 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:51,992 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:24:51,992 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:51,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:51,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:51,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:51,993 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:51,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-27 03:24:51,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:51,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:52,002 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:52,002 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 03:24:52,002 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:52,002 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:24:52,003 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:52,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:52,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 03:24:52,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:52,003 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:52,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:24:52,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:52,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:52,009 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:52,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 03:24:52,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:52,010 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:24:52,010 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:52,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:52,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:52,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:52,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:52,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:24:52,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:52,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:52,014 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:52,014 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:52,014 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:52,014 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:24:52,014 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:52,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:52,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:52,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:52,015 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:52,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-27 03:24:52,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:52,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:52,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:52,062 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:52,062 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 03:24:52,063 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:24:52,063 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-27 03:24:52,063 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:52,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:24:52,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-27 03:24:52,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 03:24:52,064 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:52,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:24:52,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:52,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:52,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:52,098 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 03:24:52,098 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:52,098 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-27 03:24:52,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:52,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:24:52,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-27 03:24:52,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 03:24:52,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:52,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:24:52,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:52,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:52,186 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:52,186 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:24:52,186 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:52,187 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-27 03:24:52,187 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:52,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:24:52,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:52,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 03:24:52,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:52,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:24:52,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:52,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:52,227 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:52,227 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:24:52,227 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:52,227 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:24:52,227 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:52,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:52,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:52,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:52,228 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:52,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:24:52,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:52,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:52,235 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:52,236 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 03:24:52,236 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:52,236 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:24:52,236 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:52,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:52,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-27 03:24:52,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:52,237 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:52,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:24:52,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:52,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:52,244 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:52,245 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:24:52,245 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:52,245 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:24:52,245 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:52,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:52,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:52,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:52,246 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:52,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:24:52,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:52,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:52,250 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:52,250 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:52,250 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:52,250 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:24:52,250 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:52,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:52,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:52,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:52,251 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:52,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:24:52,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:52,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:52,257 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:52,257 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:52,257 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:52,257 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:24:52,257 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:52,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:52,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:52,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:52,258 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:52,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-27 03:24:52,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:52,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:52,268 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:52,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:52,268 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:52,268 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:24:52,268 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:52,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:52,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:24:52,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:52,269 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:52,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-27 03:24:52,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:52,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:52,273 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:52,274 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:52,274 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:52,274 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:24:52,274 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:52,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:52,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:24:52,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:52,274 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:52,310 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 16 proven. 3 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-10-27 03:24:52,311 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [76797226] [2020-10-27 03:24:52,311 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 03:24:52,312 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-27 03:24:52,312 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1620785401] [2020-10-27 03:24:52,315 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-27 03:24:52,315 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:24:52,316 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-27 03:24:52,316 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2020-10-27 03:24:52,316 INFO L87 Difference]: Start difference. First operand 376 states and 454 transitions. Second operand 13 states. [2020-10-27 03:24:52,947 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:24:54,076 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:24:54,515 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 03:24:54,969 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 03:24:55,396 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 03:24:57,456 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:24:57,457 INFO L93 Difference]: Finished difference Result 902 states and 1261 transitions. [2020-10-27 03:24:57,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-27 03:24:57,457 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 137 [2020-10-27 03:24:57,458 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:24:57,462 INFO L225 Difference]: With dead ends: 902 [2020-10-27 03:24:57,463 INFO L226 Difference]: Without dead ends: 550 [2020-10-27 03:24:57,465 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=123, Invalid=339, Unknown=0, NotChecked=0, Total=462 [2020-10-27 03:24:57,466 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 550 states. [2020-10-27 03:24:57,560 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 550 to 386. [2020-10-27 03:24:57,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 386 states. [2020-10-27 03:24:57,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 386 states and 460 transitions. [2020-10-27 03:24:57,563 INFO L78 Accepts]: Start accepts. Automaton has 386 states and 460 transitions. Word has length 137 [2020-10-27 03:24:57,564 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:24:57,564 INFO L481 AbstractCegarLoop]: Abstraction has 386 states and 460 transitions. [2020-10-27 03:24:57,564 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-27 03:24:57,564 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 460 transitions. [2020-10-27 03:24:57,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2020-10-27 03:24:57,566 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:24:57,566 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] [2020-10-27 03:24:57,566 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-27 03:24:57,567 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:24:57,567 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:24:57,567 INFO L82 PathProgramCache]: Analyzing trace with hash -1821271708, now seen corresponding path program 1 times [2020-10-27 03:24:57,567 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:24:57,568 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [202475520] [2020-10-27 03:24:57,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:24:57,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:57,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:57,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:58,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:02,610 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:02,610 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 147 [2020-10-27 03:25:02,610 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 03:25:02,611 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-27 03:25:02,611 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:02,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 03:25:02,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:25:02,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 75 [2020-10-27 03:25:02,611 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:03,063 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:25:03,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:25:03,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:03,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:03,158 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:03,158 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:03,158 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:03,158 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 65 [2020-10-27 03:25:03,159 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:03,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:25:03,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:03,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:25:03,159 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:03,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:25:03,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:03,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:03,176 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:03,176 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:25:03,176 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:03,176 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:25:03,177 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:03,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:25:03,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:03,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:25:03,177 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:03,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:25:03,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:03,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:03,181 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:03,181 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:25:03,181 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:03,181 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:25:03,181 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:03,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:25:03,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:03,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:25:03,182 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:03,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:25:03,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:03,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:03,189 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:03,189 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:03,189 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:03,190 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:25:03,190 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:03,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:25:03,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:03,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:25:03,190 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:03,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:25:03,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:03,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:03,194 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:03,194 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:25:03,194 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:03,194 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:25:03,194 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:03,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:25:03,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:03,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:25:03,195 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:03,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 03:25:03,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:03,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:03,207 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:03,207 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:03,207 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:03,207 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:25:03,207 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:03,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:25:03,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:03,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:25:03,208 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:03,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 03:25:03,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:03,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:03,238 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:03,239 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 03:25:03,239 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:03,239 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 03:25:03,239 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:03,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:25:03,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-27 03:25:03,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-27 03:25:03,239 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:03,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:25:03,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:03,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:03,273 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:03,274 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 03:25:03,274 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:03,274 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 03:25:03,274 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:03,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:25:03,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:03,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 03:25:03,275 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:03,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:25:03,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:03,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:03,302 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:03,302 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:25:03,302 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:03,302 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:25:03,303 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:03,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:25:03,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:03,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 03:25:03,303 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:03,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:25:03,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:03,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:03,320 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:03,320 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:25:03,320 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:03,320 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:25:03,321 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:03,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:25:03,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:03,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 03:25:03,321 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:03,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:25:03,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:03,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:03,344 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:03,344 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 03:25:03,344 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:03,345 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 03:25:03,345 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:03,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:25:03,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:03,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-27 03:25:03,345 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:03,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:25:03,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:03,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:03,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:03,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:25:03,351 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:03,351 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:25:03,351 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:03,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:03,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:03,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:03,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:03,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:25:03,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:03,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:03,354 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:03,355 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:03,355 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:03,355 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:25:03,355 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:03,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:03,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:03,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:03,356 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:03,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:25:03,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:03,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:03,360 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:03,360 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:03,360 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:03,360 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:25:03,360 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:03,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:03,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:03,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:03,361 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:03,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-27 03:25:03,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:03,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:03,368 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:03,369 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:03,369 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:03,369 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:25:03,369 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:03,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:03,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:25:03,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:03,370 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:03,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-10-27 03:25:03,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:03,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:03,374 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:03,374 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:03,374 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:03,374 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:25:03,374 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:03,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:03,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:25:03,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:03,375 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:03,398 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 03:25:03,399 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [202475520] [2020-10-27 03:25:03,399 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:25:03,399 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-27 03:25:03,400 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1487507689] [2020-10-27 03:25:03,401 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-27 03:25:03,401 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:25:03,402 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-27 03:25:03,402 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-10-27 03:25:03,402 INFO L87 Difference]: Start difference. First operand 386 states and 460 transitions. Second operand 7 states. [2020-10-27 03:25:03,943 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:25:04,679 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:25:08,475 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:25:08,475 INFO L93 Difference]: Finished difference Result 1262 states and 1735 transitions. [2020-10-27 03:25:08,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-27 03:25:08,480 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 99 [2020-10-27 03:25:08,480 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:25:08,487 INFO L225 Difference]: With dead ends: 1262 [2020-10-27 03:25:08,487 INFO L226 Difference]: Without dead ends: 891 [2020-10-27 03:25:08,489 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 39 SyntacticMatches, 3 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=56, Invalid=126, Unknown=0, NotChecked=0, Total=182 [2020-10-27 03:25:08,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 891 states. [2020-10-27 03:25:08,675 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 891 to 750. [2020-10-27 03:25:08,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 750 states. [2020-10-27 03:25:08,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 750 states and 942 transitions. [2020-10-27 03:25:08,683 INFO L78 Accepts]: Start accepts. Automaton has 750 states and 942 transitions. Word has length 99 [2020-10-27 03:25:08,685 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:25:08,685 INFO L481 AbstractCegarLoop]: Abstraction has 750 states and 942 transitions. [2020-10-27 03:25:08,686 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-27 03:25:08,686 INFO L276 IsEmpty]: Start isEmpty. Operand 750 states and 942 transitions. [2020-10-27 03:25:08,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2020-10-27 03:25:08,690 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:25:08,690 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, 1] [2020-10-27 03:25:08,690 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-27 03:25:08,690 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:25:08,691 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:25:08,691 INFO L82 PathProgramCache]: Analyzing trace with hash 686352714, now seen corresponding path program 1 times [2020-10-27 03:25:08,691 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:25:08,691 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [939988763] [2020-10-27 03:25:08,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:25:08,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:08,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:08,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:09,759 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:09,760 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 153 [2020-10-27 03:25:09,760 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:25:09,760 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1040 [2020-10-27 03:25:09,760 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:09,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 03:25:09,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 57 [2020-10-27 03:25:09,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 57 [2020-10-27 03:25:09,761 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:10,118 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:25:10,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:25:10,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:10,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:10,142 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:10,142 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:10,142 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:10,142 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-27 03:25:10,142 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:10,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:10,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:10,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:10,142 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:10,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:25:10,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:10,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:10,155 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:10,155 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:25:10,155 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:10,155 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:25:10,155 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:10,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:10,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:10,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:10,156 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:10,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:25:10,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:10,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:10,158 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:10,158 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:25:10,158 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:10,158 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:25:10,158 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:10,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:10,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:10,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:10,159 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:10,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:25:10,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:10,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:10,161 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:10,161 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:10,161 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:10,161 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:25:10,162 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:10,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:10,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:10,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:10,162 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:10,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:25:10,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:10,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:10,164 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:10,164 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:25:10,164 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:10,165 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:25:10,165 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:10,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:10,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:10,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:10,165 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:10,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 03:25:10,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:10,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:10,184 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:10,185 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:10,185 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:10,185 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:25:10,185 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:10,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:10,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:10,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:10,185 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:10,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-27 03:25:10,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:10,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:10,198 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:10,198 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:10,199 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:10,199 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:25:10,199 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:10,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:25:10,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:10,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:25:10,199 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:10,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-27 03:25:10,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:10,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:10,240 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:10,240 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 03:25:10,240 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:10,240 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-27 03:25:10,240 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:10,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 03:25:10,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 38 [2020-10-27 03:25:10,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-27 03:25:10,241 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:10,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:25:10,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:10,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:10,283 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:10,284 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 03:25:10,284 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:10,284 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-27 03:25:10,284 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:10,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 03:25:10,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:10,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-27 03:25:10,285 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:10,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:25:10,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:10,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:10,297 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:10,297 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:25:10,297 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:10,297 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:25:10,297 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:10,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:10,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:10,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:10,298 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:10,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:25:10,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:10,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:10,301 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:10,301 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:25:10,301 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:10,301 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:25:10,301 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:10,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:10,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:10,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:10,302 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:10,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:25:10,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:10,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:10,318 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:10,319 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 03:25:10,319 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:10,319 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 03:25:10,319 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:10,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 03:25:10,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:10,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-27 03:25:10,320 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:10,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:25:10,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:10,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:10,362 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:10,362 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:25:10,362 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:10,362 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 03:25:10,363 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:10,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:25:10,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:10,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 03:25:10,363 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:10,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:25:10,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:10,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:10,409 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:10,409 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:10,409 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:10,410 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:25:10,410 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:10,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 03:25:10,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:10,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:25:10,410 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:10,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:25:10,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:10,438 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:10,439 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:10,439 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:10,439 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:10,439 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:25:10,440 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:10,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:25:10,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:10,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:25:10,440 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:10,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-27 03:25:10,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:10,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:10,447 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:10,448 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:10,448 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:10,448 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:25:10,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:10,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:10,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:25:10,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:10,449 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:10,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-27 03:25:10,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:10,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:10,451 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:10,452 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:10,452 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:10,452 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:25:10,452 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:10,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:10,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:25:10,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:10,453 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:10,473 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-27 03:25:10,473 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [939988763] [2020-10-27 03:25:10,474 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 03:25:10,474 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-27 03:25:10,474 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [617585993] [2020-10-27 03:25:10,475 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-27 03:25:10,475 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:25:10,475 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-27 03:25:10,476 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=130, Unknown=0, NotChecked=0, Total=156 [2020-10-27 03:25:10,476 INFO L87 Difference]: Start difference. First operand 750 states and 942 transitions. Second operand 13 states. [2020-10-27 03:25:11,103 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:25:12,002 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:25:13,126 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:25:13,612 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:25:14,014 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:25:14,434 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:25:14,887 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:25:15,321 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:25:15,740 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:25:16,174 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:25:16,711 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:25:17,199 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:25:19,614 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:25:19,614 INFO L93 Difference]: Finished difference Result 1461 states and 1945 transitions. [2020-10-27 03:25:19,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2020-10-27 03:25:19,616 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 103 [2020-10-27 03:25:19,616 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:25:19,623 INFO L225 Difference]: With dead ends: 1461 [2020-10-27 03:25:19,623 INFO L226 Difference]: Without dead ends: 806 [2020-10-27 03:25:19,627 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 290 ImplicationChecksByTransitivity, 5.3s TimeCoverageRelationStatistics Valid=253, Invalid=1007, Unknown=0, NotChecked=0, Total=1260 [2020-10-27 03:25:19,628 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 806 states. [2020-10-27 03:25:19,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 806 to 688. [2020-10-27 03:25:19,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 688 states. [2020-10-27 03:25:19,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 688 states and 830 transitions. [2020-10-27 03:25:19,770 INFO L78 Accepts]: Start accepts. Automaton has 688 states and 830 transitions. Word has length 103 [2020-10-27 03:25:19,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:25:19,771 INFO L481 AbstractCegarLoop]: Abstraction has 688 states and 830 transitions. [2020-10-27 03:25:19,771 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-27 03:25:19,771 INFO L276 IsEmpty]: Start isEmpty. Operand 688 states and 830 transitions. [2020-10-27 03:25:19,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2020-10-27 03:25:19,774 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:25:19,775 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:25:19,775 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-27 03:25:19,776 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:25:19,776 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:25:19,776 INFO L82 PathProgramCache]: Analyzing trace with hash -1946781588, now seen corresponding path program 1 times [2020-10-27 03:25:19,776 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:25:19,777 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [913740933] [2020-10-27 03:25:19,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:25:19,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:19,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:20,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:22,330 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:22,330 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 224 [2020-10-27 03:25:22,330 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:25:22,330 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2511 [2020-10-27 03:25:22,331 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:22,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 21 [2020-10-27 03:25:22,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:25:22,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 173 [2020-10-27 03:25:22,331 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:22,731 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:25:22,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:25:22,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:22,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:22,817 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:22,817 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:22,817 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:22,818 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 70 [2020-10-27 03:25:22,818 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:22,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:25:22,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:22,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:25:22,818 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:22,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:25:22,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:22,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:22,837 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:22,837 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:25:22,837 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:22,837 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:25:22,837 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:22,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:25:22,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:22,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:25:22,838 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:22,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:25:22,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:22,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:22,841 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:22,841 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:25:22,842 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:22,842 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:25:22,842 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:22,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:25:22,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:22,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:25:22,842 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:22,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:25:22,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:22,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:22,846 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:22,846 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:22,846 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:22,846 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:25:22,847 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:22,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:25:22,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:22,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:25:22,847 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:22,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:25:22,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:22,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:22,850 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:22,850 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:25:22,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:22,850 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:25:22,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:22,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:25:22,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:22,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:25:22,851 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:22,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 03:25:22,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:22,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:22,866 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:22,867 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:22,867 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:22,867 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:25:22,867 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:22,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:25:22,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 03:25:22,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 03:25:22,868 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:22,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-27 03:25:22,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:22,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:22,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:22,937 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:22,937 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-27 03:25:22,937 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:25:22,938 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-27 03:25:22,938 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:22,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:25:22,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 03:25:22,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 82 [2020-10-27 03:25:22,938 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:22,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:25:22,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:22,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:22,983 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:22,983 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 03:25:22,984 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:22,984 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 03:25:22,984 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:22,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:25:22,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:22,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-27 03:25:22,984 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:22,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:25:22,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:22,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:22,995 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:22,995 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 03:25:22,995 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:22,995 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:25:22,995 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:22,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:22,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:22,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:22,996 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:22,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:25:22,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:23,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:23,002 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:23,002 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:25:23,002 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:23,002 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:25:23,002 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:23,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:23,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:23,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:23,003 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:23,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:25:23,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:23,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:23,006 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:23,006 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:25:23,007 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:23,007 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:25:23,007 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:23,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:23,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:23,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:23,007 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:23,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:25:23,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:23,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:23,012 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:23,012 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 03:25:23,012 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:23,012 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:25:23,013 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:23,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:23,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:23,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:23,013 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:23,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:25:23,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:23,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:23,017 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:23,018 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:25:23,018 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:23,018 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:25:23,018 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:23,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:23,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:23,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:23,019 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:23,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:25:23,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:23,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:23,023 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:23,023 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:23,023 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:23,023 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:25:23,023 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:23,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:23,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:23,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:23,024 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:23,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:25:23,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:23,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:23,028 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:23,028 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:23,028 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:23,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:25:23,029 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:23,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:23,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:23,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:23,029 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:23,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-27 03:25:23,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:23,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:23,037 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:23,038 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 03:25:23,038 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:23,038 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:25:23,038 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:23,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:25:23,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:23,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 03:25:23,039 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:23,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:25:23,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:23,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:23,042 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:23,042 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:23,042 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:23,042 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:25:23,042 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:23,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:23,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:23,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:23,043 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:23,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-27 03:25:23,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:23,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:23,064 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:23,064 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:23,064 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:23,064 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:25:23,064 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:23,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:25:23,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:23,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:25:23,065 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:23,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2020-10-27 03:25:23,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:23,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:23,071 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:23,071 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:23,072 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:23,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:25:23,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:23,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:25:23,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 03:25:23,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 03:25:23,072 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:23,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-27 03:25:23,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:23,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:23,120 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:23,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-27 03:25:23,120 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:23,120 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-27 03:25:23,120 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:23,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:25:23,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 03:25:23,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 03:25:23,121 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:23,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:25:23,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:23,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:23,155 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:23,156 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 03:25:23,156 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:23,156 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 03:25:23,156 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:23,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:25:23,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:23,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 03:25:23,156 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:23,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:25:23,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:23,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:23,235 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:23,236 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:23,236 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:23,236 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:25:23,236 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:23,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 03:25:23,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:23,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:25:23,237 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:23,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 03:25:23,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:23,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:23,298 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:23,298 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 03:25:23,298 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:23,299 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:25:23,299 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:23,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:25:23,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:23,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 03:25:23,299 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:23,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:25:23,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:23,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:23,302 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:23,303 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:25:23,303 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:23,303 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:25:23,303 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:23,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:23,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:23,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:23,304 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:23,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-27 03:25:23,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:23,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:23,308 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:23,308 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:23,308 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:23,308 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:25:23,309 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:23,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:23,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:25:23,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:23,309 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:23,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-10-27 03:25:23,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:23,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:23,312 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:23,313 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:23,313 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:23,313 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:25:23,313 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:23,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:23,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:25:23,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:23,314 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:23,393 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 7 proven. 7 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-10-27 03:25:23,394 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [913740933] [2020-10-27 03:25:23,394 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 03:25:23,394 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2020-10-27 03:25:23,394 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [36888275] [2020-10-27 03:25:23,395 INFO L461 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-27 03:25:23,395 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:25:23,395 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-27 03:25:23,396 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=223, Unknown=0, NotChecked=0, Total=272 [2020-10-27 03:25:23,396 INFO L87 Difference]: Start difference. First operand 688 states and 830 transitions. Second operand 17 states. [2020-10-27 03:25:23,980 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:25:24,870 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:25:27,017 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:25:27,833 WARN L193 SmtUtils]: Spent 721.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 207 [2020-10-27 03:25:28,681 WARN L193 SmtUtils]: Spent 781.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 209 [2020-10-27 03:25:29,479 WARN L193 SmtUtils]: Spent 760.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 209 [2020-10-27 03:25:31,331 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-27 03:25:31,759 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 03:25:32,149 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 03:25:32,861 WARN L193 SmtUtils]: Spent 672.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 204 [2020-10-27 03:25:35,383 WARN L193 SmtUtils]: Spent 730.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 213 [2020-10-27 03:25:37,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:25:37,745 INFO L93 Difference]: Finished difference Result 2448 states and 3626 transitions. [2020-10-27 03:25:37,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2020-10-27 03:25:37,746 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 156 [2020-10-27 03:25:37,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:25:37,766 INFO L225 Difference]: With dead ends: 2448 [2020-10-27 03:25:37,766 INFO L226 Difference]: Without dead ends: 1908 [2020-10-27 03:25:37,774 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 121 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1080 ImplicationChecksByTransitivity, 7.4s TimeCoverageRelationStatistics Valid=651, Invalid=3009, Unknown=0, NotChecked=0, Total=3660 [2020-10-27 03:25:37,777 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1908 states. [2020-10-27 03:25:38,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1908 to 1314. [2020-10-27 03:25:38,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1314 states. [2020-10-27 03:25:38,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1314 states to 1314 states and 1603 transitions. [2020-10-27 03:25:38,175 INFO L78 Accepts]: Start accepts. Automaton has 1314 states and 1603 transitions. Word has length 156 [2020-10-27 03:25:38,176 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:25:38,177 INFO L481 AbstractCegarLoop]: Abstraction has 1314 states and 1603 transitions. [2020-10-27 03:25:38,177 INFO L482 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-10-27 03:25:38,177 INFO L276 IsEmpty]: Start isEmpty. Operand 1314 states and 1603 transitions. [2020-10-27 03:25:38,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2020-10-27 03:25:38,180 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:25:38,181 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:25:38,181 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-27 03:25:38,181 INFO L429 AbstractCegarLoop]: === Iteration 8 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:25:38,182 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:25:38,182 INFO L82 PathProgramCache]: Analyzing trace with hash -2019168146, now seen corresponding path program 1 times [2020-10-27 03:25:38,182 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:25:38,182 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [807656166] [2020-10-27 03:25:38,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:25:38,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:38,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:38,584 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:38,585 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 224 [2020-10-27 03:25:38,585 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:38,585 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 355 [2020-10-27 03:25:38,585 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:38,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:25:38,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 177 [2020-10-27 03:25:38,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 03:25:38,586 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:38,985 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:25:38,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:25:38,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:38,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:39,032 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:39,033 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:39,033 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:39,033 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-27 03:25:39,033 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:39,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:39,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:39,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:39,034 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:39,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:25:39,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:39,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:39,051 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:39,052 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:25:39,052 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:39,052 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:25:39,052 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:39,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:39,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:39,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:39,053 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:39,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:25:39,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:39,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:39,056 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:39,056 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:25:39,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:39,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:25:39,057 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:39,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:39,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:39,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:39,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:39,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:25:39,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:39,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:39,060 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:39,060 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:39,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:39,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:25:39,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:39,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:39,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:39,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:39,062 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:39,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:25:39,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:39,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:39,065 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:39,065 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:25:39,065 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:39,065 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:25:39,066 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:39,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:39,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:39,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:39,066 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:39,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 03:25:39,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:39,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:39,080 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:39,080 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:39,080 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:39,080 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:25:39,080 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:39,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:39,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:39,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:39,081 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:39,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-27 03:25:39,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:39,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:39,111 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:39,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-27 03:25:39,112 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:39,112 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 03:25:39,112 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:39,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:39,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:39,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:39,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:39,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:25:39,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:39,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:39,142 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:39,143 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 03:25:39,143 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:39,143 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 03:25:39,144 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:39,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:39,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:39,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:39,144 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:39,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:25:39,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:39,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:39,158 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:39,158 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 03:25:39,159 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:39,159 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 03:25:39,159 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:39,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:39,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:39,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:39,160 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:39,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:25:39,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:39,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:39,167 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:39,167 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:25:39,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:39,168 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:25:39,168 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:39,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:39,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:39,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:39,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:39,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:25:39,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:39,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:39,171 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:39,172 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:25:39,172 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:39,172 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:25:39,172 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:39,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:39,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:39,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:39,173 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:39,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:25:39,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:39,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:39,179 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:39,179 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 03:25:39,179 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:39,180 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:25:39,180 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:39,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:39,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:39,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:39,181 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:39,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:25:39,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:39,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:39,187 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:39,187 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:25:39,187 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:39,187 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:25:39,188 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:39,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:39,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:39,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:39,189 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 03:25:39,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:25:39,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:39,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:39,192 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:39,192 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:39,193 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:39,193 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:25:39,193 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:39,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:39,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:39,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:39,194 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 03:25:39,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:25:39,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:39,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:39,198 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:39,198 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:39,198 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:39,199 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:25:39,199 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:39,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:39,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:39,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:39,200 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:39,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-27 03:25:39,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:39,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:39,209 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:39,209 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 03:25:39,209 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:39,210 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:25:39,210 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:39,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:39,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:39,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:39,211 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:39,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:25:39,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:39,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:39,214 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:39,215 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:39,215 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:39,215 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:25:39,215 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:39,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:39,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:39,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:39,216 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:39,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-27 03:25:39,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:39,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:39,239 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:39,240 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:39,240 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:39,240 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:25:39,240 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:39,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:39,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:39,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:39,241 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:39,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2020-10-27 03:25:39,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:39,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:39,244 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:39,244 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:39,245 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:39,245 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:25:39,245 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:39,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:39,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:39,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:39,245 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:39,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-27 03:25:39,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:39,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:39,270 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:39,270 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-27 03:25:39,270 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:39,270 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-27 03:25:39,271 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:39,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:25:39,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-27 03:25:39,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 03:25:39,271 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:39,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:25:39,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:39,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:39,321 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:39,321 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 03:25:39,321 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:39,321 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 03:25:39,322 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:39,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:25:39,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:39,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 03:25:39,323 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:39,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:25:39,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:39,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:39,361 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:39,361 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:39,361 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:39,362 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:25:39,362 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:39,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:39,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:39,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:39,363 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:39,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 03:25:39,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:39,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:39,367 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:39,367 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 03:25:39,368 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:39,368 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:25:39,368 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:39,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:39,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 03:25:39,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:39,369 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:39,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:25:39,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:39,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:39,372 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:39,372 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:25:39,372 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:39,372 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:25:39,373 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:39,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:39,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:39,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:39,374 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:39,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-27 03:25:39,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:39,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:39,378 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:39,379 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:39,379 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:39,379 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:25:39,379 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:39,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:39,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:25:39,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:39,380 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:39,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-10-27 03:25:39,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:39,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:39,384 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:39,384 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:39,384 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:39,384 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:25:39,385 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:39,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:39,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:25:39,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:39,385 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:39,432 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-10-27 03:25:39,433 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [807656166] [2020-10-27 03:25:39,433 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 03:25:39,433 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-27 03:25:39,434 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1078494967] [2020-10-27 03:25:39,434 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-27 03:25:39,435 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:25:39,435 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-27 03:25:39,435 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2020-10-27 03:25:39,436 INFO L87 Difference]: Start difference. First operand 1314 states and 1603 transitions. Second operand 11 states. [2020-10-27 03:25:41,784 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:25:42,198 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:25:42,614 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:25:43,011 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:25:43,354 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:25:43,354 INFO L93 Difference]: Finished difference Result 1895 states and 2361 transitions. [2020-10-27 03:25:43,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-27 03:25:43,355 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 156 [2020-10-27 03:25:43,355 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:25:43,356 INFO L225 Difference]: With dead ends: 1895 [2020-10-27 03:25:43,356 INFO L226 Difference]: Without dead ends: 0 [2020-10-27 03:25:43,362 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=84, Invalid=222, Unknown=0, NotChecked=0, Total=306 [2020-10-27 03:25:43,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-27 03:25:43,363 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-27 03:25:43,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-27 03:25:43,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-27 03:25:43,363 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 156 [2020-10-27 03:25:43,364 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:25:43,364 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-27 03:25:43,364 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-27 03:25:43,364 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-27 03:25:43,364 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-27 03:25:43,364 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-27 03:25:43,366 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-27 03:25:44,774 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 279 DAG size of output: 254 [2020-10-27 03:25:45,195 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 285 DAG size of output: 25 [2020-10-27 03:25:45,458 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 279 DAG size of output: 254 [2020-10-27 03:25:45,825 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 286 DAG size of output: 260 [2020-10-27 03:25:46,302 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 284 DAG size of output: 117 [2020-10-27 03:25:46,540 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 274 DAG size of output: 13 [2020-10-27 03:25:46,712 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 274 DAG size of output: 13 [2020-10-27 03:25:47,100 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 286 DAG size of output: 260 [2020-10-27 03:25:47,317 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 284 DAG size of output: 117 [2020-10-27 03:25:47,475 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 280 DAG size of output: 224 [2020-10-27 03:25:48,535 WARN L193 SmtUtils]: Spent 918.00 ms on a formula simplification. DAG size of input: 329 DAG size of output: 289 [2020-10-27 03:25:48,695 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 145 [2020-10-27 03:25:48,890 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 145 [2020-10-27 03:25:49,236 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 145 [2020-10-27 03:25:49,406 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 210 [2020-10-27 03:25:49,551 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 145 [2020-10-27 03:25:53,046 WARN L193 SmtUtils]: Spent 699.00 ms on a formula simplification. DAG size of input: 350 DAG size of output: 295 [2020-10-27 03:25:53,760 WARN L193 SmtUtils]: Spent 678.00 ms on a formula simplification. DAG size of input: 347 DAG size of output: 295 [2020-10-27 03:25:54,344 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 145 [2020-10-27 03:25:55,404 WARN L193 SmtUtils]: Spent 497.00 ms on a formula simplification. DAG size of input: 329 DAG size of output: 289 [2020-10-27 03:25:56,676 WARN L193 SmtUtils]: Spent 868.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 19 [2020-10-27 03:25:57,551 WARN L193 SmtUtils]: Spent 868.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 21 [2020-10-27 03:25:57,842 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 1 [2020-10-27 03:25:58,149 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 22 [2020-10-27 03:25:59,840 WARN L193 SmtUtils]: Spent 1.68 s on a formula simplification. DAG size of input: 201 DAG size of output: 36 [2020-10-27 03:26:00,129 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 1 [2020-10-27 03:26:01,463 WARN L193 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 227 DAG size of output: 30 [2020-10-27 03:26:02,058 WARN L193 SmtUtils]: Spent 571.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 18 [2020-10-27 03:26:03,069 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 164 DAG size of output: 28 [2020-10-27 03:26:03,967 WARN L193 SmtUtils]: Spent 892.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 22 [2020-10-27 03:26:04,270 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 1 [2020-10-27 03:26:04,638 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:26:05,874 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 182 DAG size of output: 26 [2020-10-27 03:26:06,201 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 22 [2020-10-27 03:26:06,540 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 1 [2020-10-27 03:26:07,806 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 172 DAG size of output: 28 [2020-10-27 03:26:08,113 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 22 [2020-10-27 03:26:09,028 WARN L193 SmtUtils]: Spent 910.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 21 [2020-10-27 03:26:09,898 WARN L193 SmtUtils]: Spent 853.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 22 [2020-10-27 03:26:10,289 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 20 [2020-10-27 03:26:11,448 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 172 DAG size of output: 27 [2020-10-27 03:26:12,366 WARN L193 SmtUtils]: Spent 911.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 27 [2020-10-27 03:26:12,630 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 1 [2020-10-27 03:26:12,979 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 25 [2020-10-27 03:26:13,853 WARN L193 SmtUtils]: Spent 870.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 21 [2020-10-27 03:26:15,318 WARN L193 SmtUtils]: Spent 1.45 s on a formula simplification. DAG size of input: 194 DAG size of output: 31 [2020-10-27 03:26:15,604 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 1 [2020-10-27 03:26:16,491 WARN L193 SmtUtils]: Spent 883.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 22 [2020-10-27 03:26:17,387 WARN L193 SmtUtils]: Spent 894.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 19 [2020-10-27 03:26:17,505 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 26 [2020-10-27 03:26:19,226 WARN L193 SmtUtils]: Spent 1.72 s on a formula simplification. DAG size of input: 233 DAG size of output: 31 [2020-10-27 03:26:19,540 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 1 [2020-10-27 03:26:19,868 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 22 [2020-10-27 03:26:21,550 WARN L193 SmtUtils]: Spent 1.68 s on a formula simplification. DAG size of input: 232 DAG size of output: 30 [2020-10-27 03:26:21,832 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 1 [2020-10-27 03:26:22,154 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 22 [2020-10-27 03:26:22,562 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 18 [2020-10-27 03:26:22,883 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 22 [2020-10-27 03:26:23,181 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 1 [2020-10-27 03:26:23,802 WARN L193 SmtUtils]: Spent 617.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 18 [2020-10-27 03:26:24,783 WARN L193 SmtUtils]: Spent 976.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 29 [2020-10-27 03:26:25,084 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 1 [2020-10-27 03:26:26,827 WARN L193 SmtUtils]: Spent 1.69 s on a formula simplification. DAG size of input: 169 DAG size of output: 32 [2020-10-27 03:26:27,852 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 172 DAG size of output: 32 [2020-10-27 03:26:29,241 WARN L193 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 227 DAG size of output: 30 [2020-10-27 03:26:30,105 WARN L193 SmtUtils]: Spent 862.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 19 [2020-10-27 03:26:30,387 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 1 [2020-10-27 03:26:30,695 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 1 [2020-10-27 03:26:31,553 WARN L193 SmtUtils]: Spent 854.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 22 [2020-10-27 03:26:31,846 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 1 [2020-10-27 03:26:32,233 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 22 [2020-10-27 03:26:32,556 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 22 [2020-10-27 03:26:32,560 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-27 03:26:32,561 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-27 03:26:32,561 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-27 03:26:32,561 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-27 03:26:32,561 INFO L274 CegarLoopResult]: For program point L192(lines 192 196) no Hoare annotation was computed. [2020-10-27 03:26:32,561 INFO L274 CegarLoopResult]: For program point L192-1(lines 192 196) no Hoare annotation was computed. [2020-10-27 03:26:32,561 INFO L274 CegarLoopResult]: For program point L187(line 187) no Hoare annotation was computed. [2020-10-27 03:26:32,562 INFO L274 CegarLoopResult]: For program point L186-2(lines 186 207) no Hoare annotation was computed. [2020-10-27 03:26:32,562 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 161 216) no Hoare annotation was computed. [2020-10-27 03:26:32,562 INFO L274 CegarLoopResult]: For program point L208(lines 185 209) no Hoare annotation was computed. [2020-10-27 03:26:32,562 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 161 216) no Hoare annotation was computed. [2020-10-27 03:26:32,562 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 161 216) no Hoare annotation was computed. [2020-10-27 03:26:32,562 INFO L274 CegarLoopResult]: For program point L249(lines 249 253) no Hoare annotation was computed. [2020-10-27 03:26:32,562 INFO L274 CegarLoopResult]: For program point L249-1(lines 249 253) no Hoare annotation was computed. [2020-10-27 03:26:32,563 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 217 276) no Hoare annotation was computed. [2020-10-27 03:26:32,563 INFO L274 CegarLoopResult]: For program point L244(line 244) no Hoare annotation was computed. [2020-10-27 03:26:32,563 INFO L274 CegarLoopResult]: For program point L243-2(lines 243 268) no Hoare annotation was computed. [2020-10-27 03:26:32,563 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 217 276) no Hoare annotation was computed. [2020-10-27 03:26:32,563 INFO L274 CegarLoopResult]: For program point L269(lines 242 270) no Hoare annotation was computed. [2020-10-27 03:26:32,563 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 217 276) no Hoare annotation was computed. [2020-10-27 03:26:32,563 INFO L274 CegarLoopResult]: For program point L262(line 262) no Hoare annotation was computed. [2020-10-27 03:26:32,563 INFO L274 CegarLoopResult]: For program point L262-1(line 262) no Hoare annotation was computed. [2020-10-27 03:26:32,563 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 92 98) the Hoare annotation is: true [2020-10-27 03:26:32,563 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 92 98) no Hoare annotation was computed. [2020-10-27 03:26:32,564 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 99 107) no Hoare annotation was computed. [2020-10-27 03:26:32,564 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 99 107) the Hoare annotation is: true [2020-10-27 03:26:32,564 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 99 107) no Hoare annotation was computed. [2020-10-27 03:26:32,564 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 838 860) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-27 03:26:32,564 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 838 860) no Hoare annotation was computed. [2020-10-27 03:26:32,564 INFO L270 CegarLoopResult]: At program point L850(line 850) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-27 03:26:32,564 INFO L270 CegarLoopResult]: At program point L850-1(line 850) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-27 03:26:32,564 INFO L274 CegarLoopResult]: For program point L848(lines 848 855) no Hoare annotation was computed. [2020-10-27 03:26:32,564 INFO L274 CegarLoopResult]: For program point L848-1(lines 848 855) no Hoare annotation was computed. [2020-10-27 03:26:32,564 INFO L274 CegarLoopResult]: For program point L846(line 846) no Hoare annotation was computed. [2020-10-27 03:26:32,565 INFO L270 CegarLoopResult]: At program point L845(line 845) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-27 03:26:32,565 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 838 860) no Hoare annotation was computed. [2020-10-27 03:26:32,565 INFO L270 CegarLoopResult]: At program point L844(line 844) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-27 03:26:32,565 INFO L270 CegarLoopResult]: At program point L844-1(line 844) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-27 03:26:32,565 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 797 820) no Hoare annotation was computed. [2020-10-27 03:26:32,565 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 797 820) no Hoare annotation was computed. [2020-10-27 03:26:32,565 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 797 820) no Hoare annotation was computed. [2020-10-27 03:26:32,565 INFO L274 CegarLoopResult]: For program point L815(line 815) no Hoare annotation was computed. [2020-10-27 03:26:32,565 INFO L274 CegarLoopResult]: For program point L814(line 814) no Hoare annotation was computed. [2020-10-27 03:26:32,566 INFO L274 CegarLoopResult]: For program point L813(line 813) no Hoare annotation was computed. [2020-10-27 03:26:32,566 INFO L274 CegarLoopResult]: For program point L812(line 812) no Hoare annotation was computed. [2020-10-27 03:26:32,566 INFO L274 CegarLoopResult]: For program point L811(line 811) no Hoare annotation was computed. [2020-10-27 03:26:32,566 INFO L274 CegarLoopResult]: For program point L810(line 810) no Hoare annotation was computed. [2020-10-27 03:26:32,566 INFO L274 CegarLoopResult]: For program point L809(line 809) no Hoare annotation was computed. [2020-10-27 03:26:32,566 INFO L274 CegarLoopResult]: For program point L808(line 808) no Hoare annotation was computed. [2020-10-27 03:26:32,566 INFO L274 CegarLoopResult]: For program point L807(line 807) no Hoare annotation was computed. [2020-10-27 03:26:32,566 INFO L274 CegarLoopResult]: For program point L806(line 806) no Hoare annotation was computed. [2020-10-27 03:26:32,566 INFO L274 CegarLoopResult]: For program point L805(line 805) no Hoare annotation was computed. [2020-10-27 03:26:32,566 INFO L274 CegarLoopResult]: For program point L804(line 804) no Hoare annotation was computed. [2020-10-27 03:26:32,566 INFO L274 CegarLoopResult]: For program point L803(line 803) no Hoare annotation was computed. [2020-10-27 03:26:32,566 INFO L274 CegarLoopResult]: For program point L802(line 802) no Hoare annotation was computed. [2020-10-27 03:26:32,567 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 682 690) no Hoare annotation was computed. [2020-10-27 03:26:32,567 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 682 690) the Hoare annotation is: true [2020-10-27 03:26:32,567 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 682 690) no Hoare annotation was computed. [2020-10-27 03:26:32,567 INFO L277 CegarLoopResult]: At program point L753(line 753) the Hoare annotation is: true [2020-10-27 03:26:32,567 INFO L274 CegarLoopResult]: For program point L755-2(lines 755 759) no Hoare annotation was computed. [2020-10-27 03:26:32,567 INFO L274 CegarLoopResult]: For program point L753-1(line 753) no Hoare annotation was computed. [2020-10-27 03:26:32,567 INFO L277 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 746 764) the Hoare annotation is: true [2020-10-27 03:26:32,567 INFO L274 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 746 764) no Hoare annotation was computed. [2020-10-27 03:26:32,567 INFO L274 CegarLoopResult]: For program point L755(lines 755 759) no Hoare annotation was computed. [2020-10-27 03:26:32,567 INFO L274 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 746 764) no Hoare annotation was computed. [2020-10-27 03:26:32,567 INFO L274 CegarLoopResult]: For program point L698(lines 698 706) no Hoare annotation was computed. [2020-10-27 03:26:32,568 INFO L274 CegarLoopResult]: For program point L698-2(lines 698 706) no Hoare annotation was computed. [2020-10-27 03:26:32,568 INFO L274 CegarLoopResult]: For program point L721(line 721) no Hoare annotation was computed. [2020-10-27 03:26:32,568 INFO L274 CegarLoopResult]: For program point L721-1(line 721) no Hoare annotation was computed. [2020-10-27 03:26:32,568 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 691 726) no Hoare annotation was computed. [2020-10-27 03:26:32,568 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 691 726) no Hoare annotation was computed. [2020-10-27 03:26:32,568 INFO L274 CegarLoopResult]: For program point L710(lines 710 718) no Hoare annotation was computed. [2020-10-27 03:26:32,568 INFO L274 CegarLoopResult]: For program point L710-2(lines 710 718) no Hoare annotation was computed. [2020-10-27 03:26:32,568 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 691 726) no Hoare annotation was computed. [2020-10-27 03:26:32,568 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 85 91) no Hoare annotation was computed. [2020-10-27 03:26:32,568 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 85 91) the Hoare annotation is: true [2020-10-27 03:26:32,568 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 115 160) no Hoare annotation was computed. [2020-10-27 03:26:32,568 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 115 160) no Hoare annotation was computed. [2020-10-27 03:26:32,569 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 115 160) no Hoare annotation was computed. [2020-10-27 03:26:32,569 INFO L274 CegarLoopResult]: For program point L448(lines 448 455) no Hoare annotation was computed. [2020-10-27 03:26:32,569 INFO L274 CegarLoopResult]: For program point L442(lines 442 462) no Hoare annotation was computed. [2020-10-27 03:26:32,569 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 428 473) no Hoare annotation was computed. [2020-10-27 03:26:32,569 INFO L274 CegarLoopResult]: For program point L442-1(lines 442 462) no Hoare annotation was computed. [2020-10-27 03:26:32,569 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 452 453) no Hoare annotation was computed. [2020-10-27 03:26:32,569 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 459 460) no Hoare annotation was computed. [2020-10-27 03:26:32,569 INFO L274 CegarLoopResult]: For program point L459(lines 459 460) no Hoare annotation was computed. [2020-10-27 03:26:32,569 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 428 473) no Hoare annotation was computed. [2020-10-27 03:26:32,569 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 428 473) no Hoare annotation was computed. [2020-10-27 03:26:32,569 INFO L274 CegarLoopResult]: For program point L452(lines 452 453) no Hoare annotation was computed. [2020-10-27 03:26:32,570 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 828 837) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-27 03:26:32,570 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 828 837) no Hoare annotation was computed. [2020-10-27 03:26:32,570 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 828 837) no Hoare annotation was computed. [2020-10-27 03:26:32,570 INFO L277 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 671 681) the Hoare annotation is: true [2020-10-27 03:26:32,570 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 671 681) no Hoare annotation was computed. [2020-10-27 03:26:32,570 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 671 681) no Hoare annotation was computed. [2020-10-27 03:26:32,570 INFO L277 CegarLoopResult]: At program point L676(line 676) the Hoare annotation is: true [2020-10-27 03:26:32,570 INFO L274 CegarLoopResult]: For program point L676-1(line 676) no Hoare annotation was computed. [2020-10-27 03:26:32,570 INFO L270 CegarLoopResult]: At program point deactivatePumpENTRY(lines 663 670) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~waterLevel~0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1 .cse2) (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2))) [2020-10-27 03:26:32,570 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 663 670) no Hoare annotation was computed. [2020-10-27 03:26:32,570 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 663 670) no Hoare annotation was computed. [2020-10-27 03:26:32,571 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 942 955) no Hoare annotation was computed. [2020-10-27 03:26:32,571 INFO L277 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 942 955) the Hoare annotation is: true [2020-10-27 03:26:32,571 INFO L274 CegarLoopResult]: For program point L946(lines 946 952) no Hoare annotation was computed. [2020-10-27 03:26:32,571 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 942 955) no Hoare annotation was computed. [2020-10-27 03:26:32,571 INFO L270 CegarLoopResult]: At program point L631(line 631) the Hoare annotation is: (let ((.cse3 (= 1 ~systemActive~0)) (.cse4 (<= 1 ~waterLevel~0))) (let ((.cse0 (not .cse4)) (.cse1 (and .cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~pumpRunning~0 0) .cse4)) (.cse2 (not .cse3))) (and (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2) (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0)) .cse2)))) [2020-10-27 03:26:32,571 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 612 636) no Hoare annotation was computed. [2020-10-27 03:26:32,571 INFO L274 CegarLoopResult]: For program point L631-1(lines 612 636) no Hoare annotation was computed. [2020-10-27 03:26:32,571 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 612 636) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~waterLevel~0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1 .cse2) (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2))) [2020-10-27 03:26:32,571 INFO L270 CegarLoopResult]: At program point L626(line 626) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~waterLevel~0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1))) [2020-10-27 03:26:32,572 INFO L270 CegarLoopResult]: At program point L622(line 622) the Hoare annotation is: (let ((.cse3 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= 1 processEnvironment_~tmp~6))) (.cse0 (not (<= 1 ~waterLevel~0))) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (<= 1 ~methaneLevelCritical~0))) (.cse2 (not (= 1 ~systemActive~0))) (.cse5 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse2 .cse3) (or .cse4 .cse2 .cse5 (not (<= 2 ~waterLevel~0))) (or .cse0 .cse1 .cse2 .cse5) (or .cse4 (not (= ~waterLevel~0 1)) .cse2 .cse5))) [2020-10-27 03:26:32,572 INFO L274 CegarLoopResult]: For program point L620(lines 620 628) no Hoare annotation was computed. [2020-10-27 03:26:32,572 INFO L270 CegarLoopResult]: At program point L618(line 618) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (not (<= 1 ~waterLevel~0))) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (<= 1 ~methaneLevelCritical~0))) (.cse3 (not (= 1 ~systemActive~0))) (.cse5 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse2 .cse3) (or .cse4 .cse3 .cse5 (not (<= 2 ~waterLevel~0))) (or .cse0 .cse1 .cse3 .cse5) (or .cse4 (not (= ~waterLevel~0 1)) .cse3 .cse5))) [2020-10-27 03:26:32,572 INFO L274 CegarLoopResult]: For program point L618-1(line 618) no Hoare annotation was computed. [2020-10-27 03:26:32,572 INFO L274 CegarLoopResult]: For program point L616(lines 616 633) no Hoare annotation was computed. [2020-10-27 03:26:32,572 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 578 584) no Hoare annotation was computed. [2020-10-27 03:26:32,572 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 578 584) the Hoare annotation is: true [2020-10-27 03:26:32,572 INFO L270 CegarLoopResult]: At program point testENTRY(lines 479 542) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-27 03:26:32,572 INFO L270 CegarLoopResult]: At program point L535(lines 488 536) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (= ~methaneLevelCritical~0 0) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (<= 1 ~methaneLevelCritical~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 03:26:32,573 INFO L274 CegarLoopResult]: For program point testFINAL(lines 479 542) no Hoare annotation was computed. [2020-10-27 03:26:32,573 INFO L274 CegarLoopResult]: For program point L525(lines 525 529) no Hoare annotation was computed. [2020-10-27 03:26:32,573 INFO L270 CegarLoopResult]: At program point L525-2(lines 519 530) the Hoare annotation is: (let ((.cse1 (<= 1 ~methaneLevelCritical~0)) (.cse0 (<= 2 ~waterLevel~0)) (.cse2 (= ~pumpRunning~0 0))) (or (and .cse0 .cse1) (not (= |old(~waterLevel~0)| 1)) (and .cse2 (<= 1 ~waterLevel~0) .cse1) (and .cse0 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~waterLevel~0 1) (= ~methaneLevelCritical~0 0) .cse2))) [2020-10-27 03:26:32,573 INFO L274 CegarLoopResult]: For program point L490(lines 489 534) no Hoare annotation was computed. [2020-10-27 03:26:32,573 INFO L274 CegarLoopResult]: For program point L519(lines 519 530) no Hoare annotation was computed. [2020-10-27 03:26:32,573 INFO L270 CegarLoopResult]: At program point L511(line 511) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0))) (or (not (= |old(~waterLevel~0)| 1)) (and .cse0 (<= 1 ~waterLevel~0) (<= 1 ~methaneLevelCritical~0)) (and (<= 2 ~waterLevel~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~waterLevel~0 1) (= ~methaneLevelCritical~0 0) .cse0))) [2020-10-27 03:26:32,573 INFO L274 CegarLoopResult]: For program point L509(lines 509 515) no Hoare annotation was computed. [2020-10-27 03:26:32,573 INFO L274 CegarLoopResult]: For program point L509-1(lines 509 515) no Hoare annotation was computed. [2020-10-27 03:26:32,573 INFO L270 CegarLoopResult]: At program point L501(line 501) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0))) (or (not (= |old(~waterLevel~0)| 1)) (and .cse0 (<= 1 ~waterLevel~0) (<= 1 ~methaneLevelCritical~0)) (and (<= 2 ~waterLevel~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~waterLevel~0 1) (= ~methaneLevelCritical~0 0) .cse0))) [2020-10-27 03:26:32,574 INFO L270 CegarLoopResult]: At program point L532(lines 489 534) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0))) (or (not (= |old(~waterLevel~0)| 1)) (and .cse0 (<= 1 ~waterLevel~0) (<= 1 ~methaneLevelCritical~0)) (and (<= 2 ~waterLevel~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~waterLevel~0 1) (= ~methaneLevelCritical~0 0) .cse0))) [2020-10-27 03:26:32,574 INFO L274 CegarLoopResult]: For program point L499(lines 499 505) no Hoare annotation was computed. [2020-10-27 03:26:32,574 INFO L274 CegarLoopResult]: For program point L499-1(lines 499 505) no Hoare annotation was computed. [2020-10-27 03:26:32,574 INFO L274 CegarLoopResult]: For program point L491(lines 491 495) no Hoare annotation was computed. [2020-10-27 03:26:32,574 INFO L274 CegarLoopResult]: For program point testEXIT(lines 479 542) no Hoare annotation was computed. [2020-10-27 03:26:32,574 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 406 407) no Hoare annotation was computed. [2020-10-27 03:26:32,574 INFO L274 CegarLoopResult]: For program point L413(lines 413 414) no Hoare annotation was computed. [2020-10-27 03:26:32,574 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 413 414) no Hoare annotation was computed. [2020-10-27 03:26:32,574 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 382 427) no Hoare annotation was computed. [2020-10-27 03:26:32,574 INFO L274 CegarLoopResult]: For program point L406(lines 406 407) no Hoare annotation was computed. [2020-10-27 03:26:32,574 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 382 427) no Hoare annotation was computed. [2020-10-27 03:26:32,575 INFO L274 CegarLoopResult]: For program point L402(lines 402 409) no Hoare annotation was computed. [2020-10-27 03:26:32,575 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 382 427) no Hoare annotation was computed. [2020-10-27 03:26:32,575 INFO L274 CegarLoopResult]: For program point L396(lines 396 416) no Hoare annotation was computed. [2020-10-27 03:26:32,575 INFO L274 CegarLoopResult]: For program point L396-1(lines 396 416) no Hoare annotation was computed. [2020-10-27 03:26:32,575 INFO L270 CegarLoopResult]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 637 644) the Hoare annotation is: (or (not (= ~methaneLevelCritical~0 0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (<= 2 ~waterLevel~0))) [2020-10-27 03:26:32,575 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 637 644) no Hoare annotation was computed. [2020-10-27 03:26:32,575 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 637 644) no Hoare annotation was computed. [2020-10-27 03:26:32,575 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 956 964) no Hoare annotation was computed. [2020-10-27 03:26:32,575 INFO L277 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 956 964) the Hoare annotation is: true [2020-10-27 03:26:32,575 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 956 964) no Hoare annotation was computed. [2020-10-27 03:26:32,575 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 910 932) no Hoare annotation was computed. [2020-10-27 03:26:32,575 INFO L274 CegarLoopResult]: For program point L918(lines 918 926) no Hoare annotation was computed. [2020-10-27 03:26:32,576 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 910 932) no Hoare annotation was computed. [2020-10-27 03:26:32,576 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 910 932) no Hoare annotation was computed. [2020-10-27 03:26:32,576 INFO L274 CegarLoopResult]: For program point L918-2(lines 918 926) no Hoare annotation was computed. [2020-10-27 03:26:32,576 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 75 84) no Hoare annotation was computed. [2020-10-27 03:26:32,576 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 75 84) no Hoare annotation was computed. [2020-10-27 03:26:32,576 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 75 84) no Hoare annotation was computed. [2020-10-27 03:26:32,576 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 279 381) no Hoare annotation was computed. [2020-10-27 03:26:32,576 INFO L274 CegarLoopResult]: For program point L349(lines 327 350) no Hoare annotation was computed. [2020-10-27 03:26:32,576 INFO L274 CegarLoopResult]: For program point L308(lines 308 324) no Hoare annotation was computed. [2020-10-27 03:26:32,576 INFO L274 CegarLoopResult]: For program point L368(lines 368 375) no Hoare annotation was computed. [2020-10-27 03:26:32,576 INFO L274 CegarLoopResult]: For program point L329(lines 328 348) no Hoare annotation was computed. [2020-10-27 03:26:32,576 INFO L274 CegarLoopResult]: For program point L360(line 360) no Hoare annotation was computed. [2020-10-27 03:26:32,577 INFO L274 CegarLoopResult]: For program point L360-1(line 360) no Hoare annotation was computed. [2020-10-27 03:26:32,577 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 279 381) no Hoare annotation was computed. [2020-10-27 03:26:32,577 INFO L274 CegarLoopResult]: For program point L325(lines 325 366) no Hoare annotation was computed. [2020-10-27 03:26:32,577 INFO L274 CegarLoopResult]: For program point L344(line 344) no Hoare annotation was computed. [2020-10-27 03:26:32,577 INFO L274 CegarLoopResult]: For program point L344-1(line 344) no Hoare annotation was computed. [2020-10-27 03:26:32,577 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 279 381) no Hoare annotation was computed. [2020-10-27 03:26:32,577 INFO L274 CegarLoopResult]: For program point L303(lines 303 307) no Hoare annotation was computed. [2020-10-27 03:26:32,577 INFO L274 CegarLoopResult]: For program point L367(lines 367 378) no Hoare annotation was computed. [2020-10-27 03:26:32,577 INFO L274 CegarLoopResult]: For program point L330(lines 330 334) no Hoare annotation was computed. [2020-10-27 03:26:32,577 INFO L274 CegarLoopResult]: For program point L328-2(lines 328 348) no Hoare annotation was computed. [2020-10-27 03:26:32,577 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-27 03:26:32,578 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string79.offset| |old(#t~string79.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string75.offset| |old(#t~string75.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |old(#valid)| |#valid|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string77.offset| |old(#t~string77.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string81.base| |old(#t~string81.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= ~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~string75.base| |old(#t~string75.base)|) (= |#t~string81.offset| |old(#t~string81.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string77.base| |old(#t~string77.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string79.base| |old(#t~string79.base)|)) [2020-10-27 03:26:32,578 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-27 03:26:32,578 INFO L270 CegarLoopResult]: At program point L657(line 657) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (= |old(~pumpRunning~0)| 0))) (.cse2 (not (<= 2 ~waterLevel~0)))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1 .cse2 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= ~methaneLevelCritical~0 activatePump_~tmp~7))) (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2))) [2020-10-27 03:26:32,578 INFO L274 CegarLoopResult]: For program point L657-1(lines 646 662) no Hoare annotation was computed. [2020-10-27 03:26:32,578 INFO L274 CegarLoopResult]: For program point L653(lines 653 659) no Hoare annotation was computed. [2020-10-27 03:26:32,578 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 646 662) no Hoare annotation was computed. [2020-10-27 03:26:32,578 INFO L270 CegarLoopResult]: At program point L651(line 651) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse3 (not (<= 2 ~waterLevel~0)))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1 .cse2 .cse3) (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2 .cse3))) [2020-10-27 03:26:32,578 INFO L274 CegarLoopResult]: For program point L651-1(line 651) no Hoare annotation was computed. [2020-10-27 03:26:32,579 INFO L270 CegarLoopResult]: At program point activatePumpENTRY(lines 646 662) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse3 (not (<= 2 ~waterLevel~0)))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1 .cse2 .cse3) (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2 .cse3))) [2020-10-27 03:26:32,579 INFO L274 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 727 745) no Hoare annotation was computed. [2020-10-27 03:26:32,579 INFO L274 CegarLoopResult]: For program point L736(lines 736 740) no Hoare annotation was computed. [2020-10-27 03:26:32,579 INFO L277 CegarLoopResult]: At program point L734(line 734) the Hoare annotation is: true [2020-10-27 03:26:32,579 INFO L274 CegarLoopResult]: For program point L736-2(lines 736 740) no Hoare annotation was computed. [2020-10-27 03:26:32,579 INFO L274 CegarLoopResult]: For program point L734-1(line 734) no Hoare annotation was computed. [2020-10-27 03:26:32,579 INFO L277 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 727 745) the Hoare annotation is: true [2020-10-27 03:26:32,579 INFO L274 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 727 745) no Hoare annotation was computed. [2020-10-27 03:26:32,579 INFO L274 CegarLoopResult]: For program point getWaterLevelENTRY(lines 933 941) no Hoare annotation was computed. [2020-10-27 03:26:32,579 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 933 941) no Hoare annotation was computed. [2020-10-27 03:26:32,579 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 933 941) no Hoare annotation was computed. [2020-10-27 03:26:32,579 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-27 03:26:32,580 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-27 03:26:32,580 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-27 03:26:32,580 INFO L274 CegarLoopResult]: For program point L893-1(lines 889 900) no Hoare annotation was computed. [2020-10-27 03:26:32,580 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 889 900) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 0)) (.cse3 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse0 (not (= ~pumpRunning~0 0))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or (not (= ~waterLevel~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse2 .cse3 (not (<= 2 ~waterLevel~0))) (or .cse0 (not (<= 1 ~waterLevel~0)) .cse2 (not (<= 1 |old(~methaneLevelCritical~0)|)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)))) [2020-10-27 03:26:32,580 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 889 900) no Hoare annotation was computed. [2020-10-27 03:26:32,580 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 901 909) the Hoare annotation is: true [2020-10-27 03:26:32,580 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 901 909) no Hoare annotation was computed. [2020-10-27 03:26:32,580 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 901 909) no Hoare annotation was computed. [2020-10-27 03:26:32,580 INFO L270 CegarLoopResult]: At program point L567(line 567) the Hoare annotation is: (let ((.cse3 (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1))) (.cse0 (not (<= 2 |old(~waterLevel~0)|))) (.cse4 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse2 (not (= 1 ~systemActive~0))) (.cse6 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse7 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or (and .cse4 .cse3) .cse5 .cse0 .cse2) (or .cse1 .cse4) (or (and .cse6 .cse4) .cse5 .cse2 .cse7) (or .cse6 .cse1 .cse7))) [2020-10-27 03:26:32,581 INFO L270 CegarLoopResult]: At program point L565(lines 565 571) the Hoare annotation is: (let ((.cse7 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse4 (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1)))) (let ((.cse3 (<= 2 ~waterLevel~0)) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (and (= ~pumpRunning~0 0) .cse4)) (.cse1 (not (<= 2 |old(~waterLevel~0)|))) (.cse6 (and .cse7 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse9 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (not (= 1 ~systemActive~0))) (.cse8 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 (and .cse3 .cse4) .cse5) (or .cse6 (and .cse7 .cse3) (not (<= 1 |old(~waterLevel~0)|)) .cse2 .cse5 .cse8) (or .cse0 .cse9 .cse1 .cse5) (or .cse6 .cse9 .cse5 .cse8)))) [2020-10-27 03:26:32,581 INFO L270 CegarLoopResult]: At program point L560(line 560) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse2 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse3 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (not (= 1 ~systemActive~0))) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1) (or .cse2 .cse0) (or .cse2 .cse3 (not (<= 2 |old(~waterLevel~0)|)) .cse4) (or .cse3 .cse4 .cse1))) [2020-10-27 03:26:32,581 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 554 577) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= 1 ~methaneLevelCritical~0))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (<= 2 |old(~waterLevel~0)|)) .cse2) (or .cse0 (not (= ~methaneLevelCritical~0 0))) (or .cse0 .cse1 .cse2 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-27 03:26:32,581 INFO L274 CegarLoopResult]: For program point L558(lines 557 576) no Hoare annotation was computed. [2020-10-27 03:26:32,581 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 554 577) no Hoare annotation was computed. [2020-10-27 03:26:32,581 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 554 577) no Hoare annotation was computed. [2020-10-27 03:26:32,581 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 767 796) no Hoare annotation was computed. [2020-10-27 03:26:32,582 INFO L270 CegarLoopResult]: At program point cleanupENTRY(lines 767 796) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0))) (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))))) [2020-10-27 03:26:32,582 INFO L277 CegarLoopResult]: At program point L792(lines 767 796) the Hoare annotation is: true [2020-10-27 03:26:32,582 INFO L274 CegarLoopResult]: For program point L788(line 788) no Hoare annotation was computed. [2020-10-27 03:26:32,582 INFO L274 CegarLoopResult]: For program point L781(lines 781 785) no Hoare annotation was computed. [2020-10-27 03:26:32,582 INFO L270 CegarLoopResult]: At program point L781-1(lines 781 785) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= 1 ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:26:32,582 INFO L274 CegarLoopResult]: For program point L778(line 778) no Hoare annotation was computed. [2020-10-27 03:26:32,582 INFO L270 CegarLoopResult]: At program point L777-2(lines 777 791) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= 1 ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:26:32,582 INFO L270 CegarLoopResult]: At program point L773(line 773) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0))) (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))))) [2020-10-27 03:26:32,583 INFO L274 CegarLoopResult]: For program point L773-1(line 773) no Hoare annotation was computed. [2020-10-27 03:26:32,583 INFO L270 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 865 876) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (not (<= 2 |old(~waterLevel~0)|))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2) (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0)) .cse2))) [2020-10-27 03:26:32,583 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 865 876) no Hoare annotation was computed. [2020-10-27 03:26:32,583 INFO L274 CegarLoopResult]: For program point L869-1(lines 865 876) no Hoare annotation was computed. [2020-10-27 03:26:32,583 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 821 827) no Hoare annotation was computed. [2020-10-27 03:26:32,583 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 821 827) the Hoare annotation is: true [2020-10-27 03:26:32,583 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-27 03:26:32,583 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-10-27 03:26:32,583 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-27 03:26:32,583 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-27 03:26:32,584 INFO L270 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 586 610) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~waterLevel~0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2 .cse3) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1 .cse2 .cse3))) [2020-10-27 03:26:32,584 INFO L270 CegarLoopResult]: At program point L605(line 605) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 (not (<= 2 ~waterLevel~0))) (or (not (<= 1 ~waterLevel~0)) (not (= ~methaneLevelCritical~0 0)) .cse1 .cse2) (or .cse0 (not (= ~waterLevel~0 1)) .cse1 .cse2))) [2020-10-27 03:26:32,584 INFO L274 CegarLoopResult]: For program point L605-1(lines 586 610) no Hoare annotation was computed. [2020-10-27 03:26:32,584 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 586 610) no Hoare annotation was computed. [2020-10-27 03:26:32,584 INFO L270 CegarLoopResult]: At program point L600(line 600) the Hoare annotation is: (let ((.cse6 (= ~waterLevel~0 1)) (.cse8 (<= processEnvironment__wrappee__highWaterSensor_~tmp~5 0)) (.cse7 (= 1 ~systemActive~0)) (.cse9 (<= 0 processEnvironment__wrappee__highWaterSensor_~tmp~5)) (.cse10 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse5 (<= 2 ~waterLevel~0))) (let ((.cse3 (and .cse8 .cse7 .cse9 .cse10 .cse5)) (.cse4 (not (<= 1 ~methaneLevelCritical~0))) (.cse0 (and .cse6 .cse8 .cse7 .cse9 .cse10)) (.cse1 (not .cse7)) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (<= 1 ~waterLevel~0)) (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse1 .cse2 .cse3 (not .cse5)) (or .cse4 (not .cse6) .cse0 .cse1 .cse2)))) [2020-10-27 03:26:32,584 INFO L270 CegarLoopResult]: At program point L596(line 596) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (<= 2 ~waterLevel~0)) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (<= 1 ~methaneLevelCritical~0)) (and .cse0 .cse1) (not (<= 1 ~waterLevel~0)) .cse2 .cse3) (or .cse4 .cse0 .cse2 .cse3 (not .cse1)) (or (not (= ~waterLevel~0 1)) .cse4 .cse2 .cse3))) [2020-10-27 03:26:32,584 INFO L274 CegarLoopResult]: For program point L594(lines 594 602) no Hoare annotation was computed. [2020-10-27 03:26:32,584 INFO L270 CegarLoopResult]: At program point L592(line 592) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~waterLevel~0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2 .cse3) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1 .cse2 .cse3))) [2020-10-27 03:26:32,585 INFO L274 CegarLoopResult]: For program point L592-1(line 592) no Hoare annotation was computed. [2020-10-27 03:26:32,585 INFO L274 CegarLoopResult]: For program point L590(lines 590 607) no Hoare annotation was computed. [2020-10-27 03:26:32,585 INFO L274 CegarLoopResult]: For program point L881-1(lines 877 888) no Hoare annotation was computed. [2020-10-27 03:26:32,585 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 877 888) no Hoare annotation was computed. [2020-10-27 03:26:32,585 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 877 888) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (not (= ~pumpRunning~0 0))) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse1 .cse2) (or (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse3 .cse2) (or (not (= |old(~waterLevel~0)| 1)) .cse0 .cse3 .cse1 .cse2))) [2020-10-27 03:26:32,585 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 966 973) no Hoare annotation was computed. [2020-10-27 03:26:32,585 INFO L274 CegarLoopResult]: For program point L970(line 970) no Hoare annotation was computed. [2020-10-27 03:26:32,585 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 966 973) the Hoare annotation is: true [2020-10-27 03:26:32,585 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 966 973) no Hoare annotation was computed. [2020-10-27 03:26:32,585 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 45 69) the Hoare annotation is: true [2020-10-27 03:26:32,586 INFO L270 CegarLoopResult]: At program point L59(line 59) the Hoare annotation is: (let ((.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (not (= ~pumpRunning~0 0))) (.cse2 (not (= 1 ~systemActive~0))) (.cse4 (not (<= 2 ~waterLevel~0)))) (and (or .cse0 (not (= ~waterLevel~0 1)) .cse1 .cse2) (or .cse1 (not (<= 1 ~waterLevel~0)) .cse3 .cse2) (or .cse3 .cse2 .cse4) (or .cse0 .cse1 .cse2 .cse4))) [2020-10-27 03:26:32,586 INFO L274 CegarLoopResult]: For program point L57(lines 57 63) no Hoare annotation was computed. [2020-10-27 03:26:32,586 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification1_spec__1EXIT(lines 45 69) no Hoare annotation was computed. [2020-10-27 03:26:32,586 INFO L270 CegarLoopResult]: At program point L55(line 55) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (= ~pumpRunning~0 0)) (not (<= 1 ~waterLevel~0)) .cse0 .cse1) (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))))) [2020-10-27 03:26:32,586 INFO L274 CegarLoopResult]: For program point L55-1(line 55) no Hoare annotation was computed. [2020-10-27 03:26:32,586 INFO L274 CegarLoopResult]: For program point L53(lines 53 66) no Hoare annotation was computed. [2020-10-27 03:26:32,586 INFO L274 CegarLoopResult]: For program point L53-1(lines 45 69) no Hoare annotation was computed. [2020-10-27 03:26:32,586 INFO L277 CegarLoopResult]: At program point L51(line 51) the Hoare annotation is: true [2020-10-27 03:26:32,586 INFO L274 CegarLoopResult]: For program point L51-1(line 51) no Hoare annotation was computed. [2020-10-27 03:26:32,607 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.10 03:26:32 BoogieIcfgContainer [2020-10-27 03:26:32,608 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-27 03:26:32,609 INFO L168 Benchmark]: Toolchain (without parser) took 146350.79 ms. Allocated memory was 153.1 MB in the beginning and 842.0 MB in the end (delta: 688.9 MB). Free memory was 127.8 MB in the beginning and 342.4 MB in the end (delta: -214.6 MB). Peak memory consumption was 530.0 MB. Max. memory is 8.0 GB. [2020-10-27 03:26:32,610 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 125.8 MB. Free memory was 99.4 MB in the beginning and 99.3 MB in the end (delta: 65.7 kB). There was no memory consumed. Max. memory is 8.0 GB. [2020-10-27 03:26:32,610 INFO L168 Benchmark]: CACSL2BoogieTranslator took 636.91 ms. Allocated memory is still 153.1 MB. Free memory was 127.2 MB in the beginning and 105.5 MB in the end (delta: 21.7 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2020-10-27 03:26:32,611 INFO L168 Benchmark]: Boogie Preprocessor took 128.23 ms. Allocated memory is still 153.1 MB. Free memory was 105.5 MB in the beginning and 134.7 MB in the end (delta: -29.2 MB). Peak memory consumption was 6.5 MB. Max. memory is 8.0 GB. [2020-10-27 03:26:32,611 INFO L168 Benchmark]: RCFGBuilder took 1496.60 ms. Allocated memory is still 153.1 MB. Free memory was 134.7 MB in the beginning and 86.8 MB in the end (delta: 47.9 MB). Peak memory consumption was 49.8 MB. Max. memory is 8.0 GB. [2020-10-27 03:26:32,612 INFO L168 Benchmark]: TraceAbstraction took 144074.02 ms. Allocated memory was 153.1 MB in the beginning and 842.0 MB in the end (delta: 688.9 MB). Free memory was 86.3 MB in the beginning and 342.4 MB in the end (delta: -256.1 MB). Peak memory consumption was 487.3 MB. Max. memory is 8.0 GB. [2020-10-27 03:26:32,614 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 125.8 MB. Free memory was 99.4 MB in the beginning and 99.3 MB in the end (delta: 65.7 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 636.91 ms. Allocated memory is still 153.1 MB. Free memory was 127.2 MB in the beginning and 105.5 MB in the end (delta: 21.7 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 128.23 ms. Allocated memory is still 153.1 MB. Free memory was 105.5 MB in the beginning and 134.7 MB in the end (delta: -29.2 MB). Peak memory consumption was 6.5 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1496.60 ms. Allocated memory is still 153.1 MB. Free memory was 134.7 MB in the beginning and 86.8 MB in the end (delta: 47.9 MB). Peak memory consumption was 49.8 MB. Max. memory is 8.0 GB. * TraceAbstraction took 144074.02 ms. Allocated memory was 153.1 MB in the beginning and 842.0 MB in the end (delta: 688.9 MB). Free memory was 86.3 MB in the beginning and 342.4 MB in the end (delta: -256.1 MB). Peak memory consumption was 487.3 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: 413]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 406]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 452]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 459]: 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: 489]: Loop Invariant Derived loop invariant: (((((!(\old(waterLevel) == 1) || ((pumpRunning == 0 && 1 <= waterLevel) && 1 <= methaneLevelCritical)) || (2 <= waterLevel && \old(methaneLevelCritical) == methaneLevelCritical)) || !(1 == systemActive)) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || ((waterLevel == 1 && methaneLevelCritical == 0) && pumpRunning == 0) - InvariantResult [Line: 777]: Loop Invariant Derived loop invariant: (((\old(waterLevel) == waterLevel && pumpRunning == \old(pumpRunning)) || !(1 <= methaneLevelCritical)) || !(1 == systemActive)) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 488]: Loop Invariant Derived loop invariant: ((((!(\old(waterLevel) == 1) || methaneLevelCritical == 0) || !(1 == systemActive)) || !(\old(pumpRunning) == 0)) || (pumpRunning == 0 && 1 <= methaneLevelCritical)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 767]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 42 procedures, 254 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 94.7s, OverallIterations: 8, TraceHistogramMax: 4, AutomataDifference: 57.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 49.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1404 SDtfs, 4470 SDslu, 1842 SDs, 0 SdLazy, 11150 SolverSat, 3251 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 26.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 520 GetRequests, 332 SyntacticMatches, 3 SemanticMatches, 185 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1588 ImplicationChecksByTransitivity, 27.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1314occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.2s AutomataMinimizationTime, 8 MinimizatonAttempts, 1309 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 64 LocationsWithAnnotation, 2201 PreInvPairs, 2711 NumberOfFragments, 2083 HoareAnnotationTreeSize, 2201 FomulaSimplifications, 71504404 FormulaSimplificationTreeSizeReduction, 12.4s HoareSimplificationTime, 64 FomulaSimplificationsInter, 1106291 FormulaSimplificationTreeSizeReductionInter, 36.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 34.9s InterpolantComputationTime, 892 NumberOfCodeBlocks, 892 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 884 ConstructedInterpolants, 0 QuantifiedInterpolants, 362408 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 4 PerfectInterpolantSequences, 112/125 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...