/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.6 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product64.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 16:51:49,436 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 16:51:49,439 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 16:51:49,490 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 16:51:49,490 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 16:51:49,497 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 16:51:49,499 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 16:51:49,504 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 16:51:49,508 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 16:51:49,515 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 16:51:49,516 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 16:51:49,518 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 16:51:49,518 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 16:51:49,521 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 16:51:49,524 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 16:51:49,527 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 16:51:49,528 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 16:51:49,531 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 16:51:49,538 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 16:51:49,547 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 16:51:49,549 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 16:51:49,551 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 16:51:49,552 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 16:51:49,555 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 16:51:49,581 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 16:51:49,582 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 16:51:49,582 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 16:51:49,583 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 16:51:49,586 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 16:51:49,587 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 16:51:49,588 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 16:51:49,589 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 16:51:49,590 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 16:51:49,591 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 16:51:49,592 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 16:51:49,593 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 16:51:49,593 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 16:51:49,594 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 16:51:49,594 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 16:51:49,595 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 16:51:49,596 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 16:51:49,604 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-28 16:51:49,652 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 16:51:49,652 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 16:51:49,656 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 16:51:49,656 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 16:51:49,657 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 16:51:49,657 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 16:51:49,657 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-28 16:51:49,658 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 16:51:49,658 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-28 16:51:49,658 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 16:51:49,659 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 16:51:49,659 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 16:51:49,660 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 16:51:49,660 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-28 16:51:49,660 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 16:51:49,660 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 16:51:49,660 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 16:51:49,661 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 16:51:49,661 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 16:51:49,661 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 16:51:49,661 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 16:51:49,661 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 16:51:49,661 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 16:51:49,662 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 16:51:49,662 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 16:51:49,665 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 16:51:49,665 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 16:51:49,665 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 16:51:49,665 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 16:51:49,666 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true;unknown-allowed=true; [2020-10-28 16:51:50,022 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 16:51:50,049 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 16:51:50,052 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 16:51:50,053 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 16:51:50,054 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 16:51:50,055 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product64.cil.c [2020-10-28 16:51:50,131 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ff9bfbd1e/6c9e881b968842568d886c483fc03686/FLAGda7dd5daf [2020-10-28 16:51:50,728 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 16:51:50,729 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec2_product64.cil.c [2020-10-28 16:51:50,746 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ff9bfbd1e/6c9e881b968842568d886c483fc03686/FLAGda7dd5daf [2020-10-28 16:51:51,014 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ff9bfbd1e/6c9e881b968842568d886c483fc03686 [2020-10-28 16:51:51,017 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 16:51:51,024 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 16:51:51,027 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 16:51:51,028 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 16:51:51,031 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 16:51:51,032 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 04:51:51" (1/1) ... [2020-10-28 16:51:51,035 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c5071e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:51:51, skipping insertion in model container [2020-10-28 16:51:51,036 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 04:51:51" (1/1) ... [2020-10-28 16:51:51,044 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 16:51:51,091 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 16:51:51,440 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 16:51:51,451 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 16:51:51,538 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 16:51:51,599 INFO L208 MainTranslator]: Completed translation [2020-10-28 16:51:51,601 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:51:51 WrapperNode [2020-10-28 16:51:51,601 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 16:51:51,602 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 16:51:51,602 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 16:51:51,602 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 16:51:51,616 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:51:51" (1/1) ... [2020-10-28 16:51:51,618 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:51:51" (1/1) ... [2020-10-28 16:51:51,659 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:51:51" (1/1) ... [2020-10-28 16:51:51,660 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:51:51" (1/1) ... [2020-10-28 16:51:51,720 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:51:51" (1/1) ... [2020-10-28 16:51:51,763 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:51:51" (1/1) ... [2020-10-28 16:51:51,772 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:51:51" (1/1) ... [2020-10-28 16:51:51,784 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 16:51:51,788 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 16:51:51,789 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 16:51:51,789 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 16:51:51,793 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:51:51" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 16:51:51,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 16:51:51,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 16:51:51,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-28 16:51:51,886 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 16:51:51,886 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-28 16:51:51,887 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-28 16:51:51,887 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-28 16:51:51,887 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-28 16:51:51,887 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-28 16:51:51,888 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-28 16:51:51,889 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-10-28 16:51:51,889 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-10-28 16:51:51,889 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-28 16:51:51,889 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-10-28 16:51:51,889 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-28 16:51:51,890 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-28 16:51:51,890 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-28 16:51:51,890 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-28 16:51:51,891 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-28 16:51:51,891 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-28 16:51:51,891 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-28 16:51:51,891 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-28 16:51:51,891 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-28 16:51:51,891 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-28 16:51:51,892 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-28 16:51:51,892 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-10-28 16:51:51,892 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-10-28 16:51:51,892 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-28 16:51:51,892 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-28 16:51:51,892 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-28 16:51:51,893 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-28 16:51:51,893 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-28 16:51:51,893 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-28 16:51:51,893 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-28 16:51:51,893 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-28 16:51:51,893 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-28 16:51:51,893 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-28 16:51:51,894 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-28 16:51:51,894 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-28 16:51:51,894 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 16:51:51,894 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-28 16:51:51,894 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-28 16:51:51,894 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-28 16:51:51,895 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-28 16:51:51,895 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-28 16:51:51,896 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-28 16:51:51,896 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 16:51:51,896 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 16:51:51,896 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 16:51:51,896 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 16:51:51,897 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 16:51:51,897 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-28 16:51:51,897 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-28 16:51:51,898 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-28 16:51:51,898 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-28 16:51:51,898 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-28 16:51:51,898 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-28 16:51:51,898 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-28 16:51:51,899 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-28 16:51:51,899 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-28 16:51:51,900 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-28 16:51:51,900 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-28 16:51:51,900 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-28 16:51:51,900 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-28 16:51:51,900 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-28 16:51:51,900 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-28 16:51:51,901 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-28 16:51:51,901 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-28 16:51:51,901 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-10-28 16:51:51,901 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-28 16:51:51,902 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-28 16:51:51,902 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-28 16:51:51,904 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-10-28 16:51:51,904 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-28 16:51:51,904 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-10-28 16:51:51,904 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-28 16:51:51,904 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-10-28 16:51:51,905 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-28 16:51:51,905 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-28 16:51:51,905 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-28 16:51:51,905 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-28 16:51:51,905 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-28 16:51:51,905 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-10-28 16:51:51,906 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-28 16:51:51,906 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-28 16:51:51,906 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-28 16:51:51,906 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-28 16:51:51,906 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 16:51:51,907 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 16:51:51,907 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 16:51:51,907 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-28 16:51:51,907 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-28 16:51:51,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 16:51:51,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 16:51:51,907 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 16:51:51,908 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-28 16:51:51,908 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 16:51:51,908 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-28 16:51:51,908 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-28 16:51:51,908 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 16:51:51,908 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-28 16:51:51,909 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-28 16:51:51,909 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-28 16:51:51,909 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 16:51:51,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 16:51:51,909 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 16:51:53,431 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 16:51:53,432 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-28 16:51:53,436 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 04:51:53 BoogieIcfgContainer [2020-10-28 16:51:53,436 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 16:51:53,439 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 16:51:53,440 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 16:51:53,443 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 16:51:53,445 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 04:51:51" (1/3) ... [2020-10-28 16:51:53,446 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f3c7c4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 04:51:53, skipping insertion in model container [2020-10-28 16:51:53,446 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:51:51" (2/3) ... [2020-10-28 16:51:53,447 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f3c7c4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 04:51:53, skipping insertion in model container [2020-10-28 16:51:53,448 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 04:51:53" (3/3) ... [2020-10-28 16:51:53,449 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product64.cil.c [2020-10-28 16:51:53,462 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 16:51:53,468 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-28 16:51:53,483 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-28 16:51:53,531 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 16:51:53,531 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 16:51:53,531 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 16:51:53,532 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 16:51:53,532 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 16:51:53,532 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 16:51:53,532 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 16:51:53,532 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 16:51:53,564 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states. [2020-10-28 16:51:53,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-10-28 16:51:53,578 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:51:53,579 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:51:53,580 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:51:53,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:51:53,586 INFO L82 PathProgramCache]: Analyzing trace with hash 1188549362, now seen corresponding path program 1 times [2020-10-28 16:51:53,596 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:51:53,596 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1055654544] [2020-10-28 16:51:53,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:51:53,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:51:53,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:51:54,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:51:54,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:51:56,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:51:56,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:51:58,847 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:51:58,847 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-10-28 16:51:58,848 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 16:51:58,848 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-28 16:51:58,851 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:51:58,851 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:51:58,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:51:58,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-10-28 16:51:58,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:51:58,852 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-28 16:51:59,407 WARN L193 SmtUtils]: Spent 486.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:51:59,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:51:59,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:51:59,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:51:59,468 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:51:59,468 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:51:59,468 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:51:59,468 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-28 16:51:59,469 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:51:59,469 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:51:59,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:51:59,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:51:59,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:51:59,470 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:51:59,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:51:59,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:51:59,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:51:59,506 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:51:59,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:51:59,507 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:51:59,507 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:51:59,507 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:51:59,508 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:51:59,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:51:59,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:51:59,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:51:59,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:51:59,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:51:59,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:51:59,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:51:59,512 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:51:59,513 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:51:59,513 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:51:59,513 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:51:59,513 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:51:59,513 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:51:59,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:51:59,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:51:59,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:51:59,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:51:59,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:51:59,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:51:59,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:51:59,524 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:51:59,524 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:51:59,524 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:51:59,525 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 16:51:59,525 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:51:59,525 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:51:59,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:51:59,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:51:59,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:51:59,526 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:51:59,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:51:59,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:51:59,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:51:59,545 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:51:59,545 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:51:59,545 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:51:59,545 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:51:59,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:51:59,546 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:51:59,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:51:59,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:51:59,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:51:59,546 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:51:59,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:51:59,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:51:59,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:51:59,562 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:51:59,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:51:59,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:51:59,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:51:59,563 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:51:59,563 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:51:59,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:51:59,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:51:59,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:51:59,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:51:59,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-28 16:51:59,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:51:59,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:51:59,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:51:59,570 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:51:59,570 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:51:59,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:51:59,570 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:51:59,571 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:51:59,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:51:59,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:51:59,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:51:59,571 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:51:59,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-28 16:51:59,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:51:59,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:51:59,578 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:51:59,578 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:51:59,578 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:51:59,578 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:51:59,579 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:51:59,579 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:51:59,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:51:59,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:51:59,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:51:59,582 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-28 16:51:59,601 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:51:59,601 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1055654544] [2020-10-28 16:51:59,604 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:51:59,604 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-28 16:51:59,605 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [581124937] [2020-10-28 16:51:59,609 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-28 16:51:59,610 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:51:59,623 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-28 16:51:59,625 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-28 16:51:59,627 INFO L87 Difference]: Start difference. First operand 212 states. Second operand 4 states. [2020-10-28 16:52:01,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:52:01,540 INFO L93 Difference]: Finished difference Result 374 states and 487 transitions. [2020-10-28 16:52:01,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-28 16:52:01,542 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 52 [2020-10-28 16:52:01,542 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:52:01,557 INFO L225 Difference]: With dead ends: 374 [2020-10-28 16:52:01,557 INFO L226 Difference]: Without dead ends: 206 [2020-10-28 16:52:01,562 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-28 16:52:01,583 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 206 states. [2020-10-28 16:52:01,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 206 to 166. [2020-10-28 16:52:01,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 166 states. [2020-10-28 16:52:01,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 198 transitions. [2020-10-28 16:52:01,753 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 198 transitions. Word has length 52 [2020-10-28 16:52:01,754 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:52:01,754 INFO L481 AbstractCegarLoop]: Abstraction has 166 states and 198 transitions. [2020-10-28 16:52:01,754 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-28 16:52:01,754 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 198 transitions. [2020-10-28 16:52:01,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-10-28 16:52:01,766 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:52:01,766 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:52:01,767 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 16:52:01,767 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:52:01,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:52:01,768 INFO L82 PathProgramCache]: Analyzing trace with hash -1363178241, now seen corresponding path program 1 times [2020-10-28 16:52:01,768 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:52:01,768 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1922907262] [2020-10-28 16:52:01,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:52:01,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:01,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:01,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:02,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:03,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:03,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:06,831 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:06,831 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 87 [2020-10-28 16:52:06,831 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 16:52:06,831 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5017 [2020-10-28 16:52:06,833 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:06,833 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:06,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:52:06,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 47 [2020-10-28 16:52:06,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 16:52:06,834 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:07,217 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:52:07,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:52:07,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:07,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:07,258 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:07,258 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:52:07,258 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:07,258 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-28 16:52:07,259 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:07,259 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:07,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:52:07,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:07,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:52:07,260 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:07,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:52:07,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:07,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:07,278 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:07,278 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:52:07,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:07,279 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:52:07,279 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:07,279 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:07,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:52:07,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:07,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:52:07,280 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:07,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:52:07,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:07,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:07,289 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:07,290 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:52:07,290 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:07,290 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 16:52:07,290 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:07,290 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:07,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:52:07,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:07,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:52:07,291 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:07,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:52:07,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:07,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:07,295 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:07,295 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:52:07,295 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:07,295 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:52:07,295 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:07,295 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:07,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:52:07,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:07,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:52:07,296 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:07,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:52:07,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:07,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:07,299 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:07,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:52:07,300 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:07,300 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:52:07,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:07,300 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:07,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:52:07,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:07,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:52:07,301 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:07,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:52:07,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:07,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:07,312 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:07,312 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:52:07,313 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:07,313 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:52:07,313 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:07,313 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:07,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:52:07,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:07,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:52:07,314 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:07,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 16:52:07,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:07,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:07,318 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:07,318 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:52:07,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:07,318 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:52:07,318 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:07,318 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:07,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:52:07,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:52:07,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:52:07,319 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:07,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-28 16:52:07,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:07,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:07,322 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:07,323 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:52:07,323 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:07,323 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:52:07,323 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:07,323 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:07,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:52:07,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:52:07,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:52:07,324 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:07,333 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:52:07,333 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1922907262] [2020-10-28 16:52:07,334 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:52:07,334 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-28 16:52:07,334 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1765458087] [2020-10-28 16:52:07,336 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-28 16:52:07,336 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:52:07,336 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-28 16:52:07,337 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-28 16:52:07,337 INFO L87 Difference]: Start difference. First operand 166 states and 198 transitions. Second operand 5 states. [2020-10-28 16:52:08,059 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 16:52:09,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:52:09,615 INFO L93 Difference]: Finished difference Result 306 states and 382 transitions. [2020-10-28 16:52:09,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-28 16:52:09,616 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 53 [2020-10-28 16:52:09,616 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:52:09,622 INFO L225 Difference]: With dead ends: 306 [2020-10-28 16:52:09,622 INFO L226 Difference]: Without dead ends: 196 [2020-10-28 16:52:09,626 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-28 16:52:09,627 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 196 states. [2020-10-28 16:52:09,705 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 196 to 157. [2020-10-28 16:52:09,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 157 states. [2020-10-28 16:52:09,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 186 transitions. [2020-10-28 16:52:09,707 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 186 transitions. Word has length 53 [2020-10-28 16:52:09,707 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:52:09,707 INFO L481 AbstractCegarLoop]: Abstraction has 157 states and 186 transitions. [2020-10-28 16:52:09,707 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-28 16:52:09,707 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 186 transitions. [2020-10-28 16:52:09,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-10-28 16:52:09,709 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:52:09,709 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:52:09,710 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 16:52:09,710 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:52:09,710 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:52:09,710 INFO L82 PathProgramCache]: Analyzing trace with hash -758444978, now seen corresponding path program 1 times [2020-10-28 16:52:09,711 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:52:09,711 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [166009057] [2020-10-28 16:52:09,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:52:09,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:09,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:10,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:10,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:10,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:11,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:14,749 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:14,749 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 90 [2020-10-28 16:52:14,750 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 16:52:14,750 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-28 16:52:14,750 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:14,750 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:14,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 16:52:14,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:52:14,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 57 [2020-10-28 16:52:14,751 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:52:15,225 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:52:15,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:52:15,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:15,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:15,308 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:15,308 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:52:15,308 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:15,308 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 64 [2020-10-28 16:52:15,309 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:15,309 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:15,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:52:15,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:15,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:52:15,309 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:15,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:52:15,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:15,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:15,333 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:15,333 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:52:15,333 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:15,333 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:52:15,333 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:15,334 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:15,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:52:15,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:15,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:52:15,334 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:15,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:52:15,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:15,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:15,338 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:15,338 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:52:15,338 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:15,338 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:52:15,339 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:15,339 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:15,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:52:15,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:15,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:52:15,340 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:15,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:52:15,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:15,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:15,344 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:15,344 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:52:15,344 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:15,345 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:52:15,345 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:15,345 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:15,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:52:15,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:15,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:52:15,346 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:15,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:52:15,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:15,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:15,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:15,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:52:15,350 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:15,350 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:52:15,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:15,351 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:15,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:52:15,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:15,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:52:15,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:15,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:52:15,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:15,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:15,364 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:15,364 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:52:15,364 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:15,364 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:52:15,364 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:15,365 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:15,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:52:15,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:15,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:52:15,365 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:15,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-28 16:52:15,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:15,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:15,369 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:15,369 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:52:15,369 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:15,369 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:52:15,369 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:15,370 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:15,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:52:15,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:52:15,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:52:15,370 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:15,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-28 16:52:15,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:15,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:15,373 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:15,374 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:52:15,374 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:15,374 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:52:15,374 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:15,374 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:15,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:52:15,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:52:15,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:52:15,375 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:15,386 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:52:15,386 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [166009057] [2020-10-28 16:52:15,387 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:52:15,387 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-28 16:52:15,387 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1718357539] [2020-10-28 16:52:15,387 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-28 16:52:15,388 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:52:15,388 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-28 16:52:15,388 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-28 16:52:15,389 INFO L87 Difference]: Start difference. First operand 157 states and 186 transitions. Second operand 6 states. [2020-10-28 16:52:15,831 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:52:16,742 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 16:52:19,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:52:19,496 INFO L93 Difference]: Finished difference Result 532 states and 672 transitions. [2020-10-28 16:52:19,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-28 16:52:19,497 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 58 [2020-10-28 16:52:19,498 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:52:19,503 INFO L225 Difference]: With dead ends: 532 [2020-10-28 16:52:19,503 INFO L226 Difference]: Without dead ends: 403 [2020-10-28 16:52:19,504 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 18 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2020-10-28 16:52:19,505 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 403 states. [2020-10-28 16:52:19,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 403 to 324. [2020-10-28 16:52:19,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 324 states. [2020-10-28 16:52:19,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 324 states and 397 transitions. [2020-10-28 16:52:19,607 INFO L78 Accepts]: Start accepts. Automaton has 324 states and 397 transitions. Word has length 58 [2020-10-28 16:52:19,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:52:19,608 INFO L481 AbstractCegarLoop]: Abstraction has 324 states and 397 transitions. [2020-10-28 16:52:19,608 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-28 16:52:19,608 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 397 transitions. [2020-10-28 16:52:19,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-10-28 16:52:19,610 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:52:19,610 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:52:19,610 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-28 16:52:19,610 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:52:19,611 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:52:19,611 INFO L82 PathProgramCache]: Analyzing trace with hash -446774616, now seen corresponding path program 1 times [2020-10-28 16:52:19,611 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:52:19,611 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1902554559] [2020-10-28 16:52:19,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:52:19,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:19,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:20,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:20,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:20,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:21,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:24,644 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:24,644 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 97 [2020-10-28 16:52:24,645 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 16:52:24,645 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-28 16:52:24,645 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:24,645 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:24,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 16:52:24,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-28 16:52:24,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-10-28 16:52:24,645 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:25,030 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:52:25,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:52:25,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:25,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:25,058 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:25,058 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:52:25,058 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:25,058 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-28 16:52:25,058 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:25,059 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:25,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:52:25,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:25,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:52:25,059 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:25,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:52:25,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:25,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:25,069 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:25,069 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:52:25,069 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:25,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:52:25,070 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:25,070 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:25,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:52:25,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:25,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:52:25,070 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:25,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:52:25,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:25,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:25,073 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:25,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:52:25,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:25,074 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:52:25,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:25,074 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:25,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:52:25,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:25,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:52:25,075 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:25,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:52:25,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:25,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:25,077 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:25,078 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:52:25,078 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:25,078 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:52:25,078 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:25,078 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:25,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:52:25,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:25,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:52:25,079 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:25,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:52:25,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:25,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:25,082 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:25,082 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:52:25,082 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:25,082 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:52:25,082 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:25,082 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:25,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:52:25,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:25,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:52:25,083 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:25,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:52:25,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:25,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:25,099 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:25,099 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:52:25,099 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:25,099 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:52:25,100 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:25,100 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:25,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:52:25,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:25,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:52:25,100 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:25,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 16:52:25,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:25,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:25,117 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:25,118 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:52:25,118 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:25,118 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:52:25,118 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:25,118 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:25,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:52:25,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:25,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 16:52:25,119 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:25,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-28 16:52:25,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:25,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:25,125 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:25,126 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:52:25,126 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:25,126 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:52:25,126 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:25,126 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:25,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:52:25,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:25,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:52:25,127 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:25,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-28 16:52:25,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:25,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:25,131 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:25,131 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:52:25,132 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:25,132 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:52:25,132 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:25,132 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:25,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:52:25,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:25,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:52:25,133 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:25,161 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:52:25,162 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1902554559] [2020-10-28 16:52:25,162 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:52:25,162 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-28 16:52:25,163 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [560622874] [2020-10-28 16:52:25,164 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-28 16:52:25,164 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:52:25,165 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-28 16:52:25,165 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-28 16:52:25,165 INFO L87 Difference]: Start difference. First operand 324 states and 397 transitions. Second operand 6 states. [2020-10-28 16:52:25,727 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:52:29,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:52:29,213 INFO L93 Difference]: Finished difference Result 824 states and 1121 transitions. [2020-10-28 16:52:29,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-28 16:52:29,214 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 63 [2020-10-28 16:52:29,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:52:29,222 INFO L225 Difference]: With dead ends: 824 [2020-10-28 16:52:29,222 INFO L226 Difference]: Without dead ends: 820 [2020-10-28 16:52:29,223 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2020-10-28 16:52:29,224 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 820 states. [2020-10-28 16:52:29,436 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 820 to 628. [2020-10-28 16:52:29,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 628 states. [2020-10-28 16:52:29,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 628 states and 780 transitions. [2020-10-28 16:52:29,441 INFO L78 Accepts]: Start accepts. Automaton has 628 states and 780 transitions. Word has length 63 [2020-10-28 16:52:29,442 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:52:29,442 INFO L481 AbstractCegarLoop]: Abstraction has 628 states and 780 transitions. [2020-10-28 16:52:29,442 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-28 16:52:29,442 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 780 transitions. [2020-10-28 16:52:29,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2020-10-28 16:52:29,446 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:52:29,447 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:52:29,447 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-28 16:52:29,447 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:52:29,448 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:52:29,448 INFO L82 PathProgramCache]: Analyzing trace with hash -421438467, now seen corresponding path program 1 times [2020-10-28 16:52:29,448 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:52:29,448 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1152773185] [2020-10-28 16:52:29,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:52:29,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:29,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:29,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:29,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:29,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:29,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:32,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:34,481 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:34,481 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 136 [2020-10-28 16:52:34,481 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 16:52:34,482 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-28 16:52:34,482 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:34,482 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:34,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 16:52:34,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-28 16:52:34,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 29 [2020-10-28 16:52:34,483 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:34,890 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:52:34,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:52:34,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:34,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:34,937 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:34,937 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:52:34,938 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:34,938 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-28 16:52:34,938 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:34,938 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:34,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:52:34,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:34,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:52:34,939 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:52:34,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:52:34,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:34,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:34,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:34,957 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:52:34,957 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:34,957 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:52:34,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:34,958 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:34,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:52:34,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:34,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:52:34,959 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:52:34,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:52:34,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:34,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:34,963 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:34,963 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:52:34,964 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:34,964 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:52:34,964 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:34,965 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:34,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:52:34,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:34,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:52:34,966 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:52:34,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:52:34,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:34,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:34,970 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:34,970 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:52:34,970 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:34,970 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:52:34,971 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:34,971 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:34,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:52:34,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:34,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:52:34,972 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:52:34,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:52:34,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:34,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:34,976 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:34,977 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:52:34,977 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:34,977 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:52:34,977 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:34,978 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:34,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:52:34,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:34,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:52:34,978 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:52:34,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:52:34,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:34,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:34,998 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:34,999 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:52:34,999 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:35,002 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:52:35,003 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:35,003 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:35,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:52:35,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:35,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:52:35,004 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:52:35,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 16:52:35,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:35,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:35,032 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:35,033 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:52:35,033 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:35,033 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 16:52:35,033 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:35,034 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:35,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:52:35,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:35,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:52:35,035 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:52:35,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-28 16:52:35,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:35,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:35,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:35,103 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:35,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-28 16:52:35,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:52:35,104 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-28 16:52:35,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:35,105 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:35,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 16:52:35,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 16:52:35,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-10-28 16:52:35,106 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:52:35,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:52:35,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:35,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:35,203 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:35,204 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-28 16:52:35,207 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:35,207 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-28 16:52:35,208 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:35,208 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:35,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 16:52:35,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:35,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-28 16:52:35,209 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:52:35,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:52:35,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:35,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:35,273 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:35,273 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:52:35,273 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:35,273 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:52:35,273 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:35,274 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:35,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:52:35,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:35,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:52:35,274 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:35,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 16:52:35,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:35,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:35,279 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:35,280 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:52:35,280 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:35,280 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:52:35,280 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:35,281 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:35,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 16:52:35,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:35,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:52:35,281 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:52:35,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-28 16:52:35,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:35,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:35,304 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:35,304 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:52:35,304 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:35,304 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:52:35,305 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:35,305 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:35,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:52:35,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:52:35,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:52:35,306 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:52:35,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-28 16:52:35,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:35,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:35,309 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:35,309 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:52:35,310 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:35,310 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:52:35,310 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:35,310 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:35,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:52:35,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:52:35,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:52:35,311 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:52:35,340 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-10-28 16:52:35,341 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1152773185] [2020-10-28 16:52:35,341 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 16:52:35,341 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-28 16:52:35,341 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [366599573] [2020-10-28 16:52:35,342 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-28 16:52:35,342 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:52:35,343 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-28 16:52:35,343 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2020-10-28 16:52:35,343 INFO L87 Difference]: Start difference. First operand 628 states and 780 transitions. Second operand 13 states. [2020-10-28 16:52:36,030 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:52:37,314 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 16:52:37,787 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 16:52:38,538 WARN L193 SmtUtils]: Spent 676.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 209 [2020-10-28 16:52:39,962 WARN L193 SmtUtils]: Spent 689.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 211 [2020-10-28 16:52:40,847 WARN L193 SmtUtils]: Spent 724.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 213 [2020-10-28 16:52:41,626 WARN L193 SmtUtils]: Spent 711.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 213 [2020-10-28 16:52:43,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:52:43,831 INFO L93 Difference]: Finished difference Result 1537 states and 2058 transitions. [2020-10-28 16:52:43,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-10-28 16:52:43,832 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 94 [2020-10-28 16:52:43,832 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:52:43,838 INFO L225 Difference]: With dead ends: 1537 [2020-10-28 16:52:43,838 INFO L226 Difference]: Without dead ends: 937 [2020-10-28 16:52:43,842 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 248 ImplicationChecksByTransitivity, 4.8s TimeCoverageRelationStatistics Valid=250, Invalid=872, Unknown=0, NotChecked=0, Total=1122 [2020-10-28 16:52:43,843 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 937 states. [2020-10-28 16:52:44,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 937 to 800. [2020-10-28 16:52:44,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 800 states. [2020-10-28 16:52:44,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 800 states to 800 states and 921 transitions. [2020-10-28 16:52:44,070 INFO L78 Accepts]: Start accepts. Automaton has 800 states and 921 transitions. Word has length 94 [2020-10-28 16:52:44,072 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:52:44,072 INFO L481 AbstractCegarLoop]: Abstraction has 800 states and 921 transitions. [2020-10-28 16:52:44,073 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-28 16:52:44,073 INFO L276 IsEmpty]: Start isEmpty. Operand 800 states and 921 transitions. [2020-10-28 16:52:44,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2020-10-28 16:52:44,088 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:52:44,088 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-28 16:52:44,089 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-28 16:52:44,089 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:52:44,090 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:52:44,090 INFO L82 PathProgramCache]: Analyzing trace with hash 448860886, now seen corresponding path program 1 times [2020-10-28 16:52:44,091 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:52:44,091 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [507838540] [2020-10-28 16:52:44,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:52:44,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:44,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:44,192 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:44,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:44,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:49,134 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:49,135 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 259 [2020-10-28 16:52:49,135 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 16:52:49,135 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-28 16:52:49,135 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:49,135 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:49,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:52:49,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 89 [2020-10-28 16:52:49,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 16:52:49,136 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:49,572 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:52:49,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:52:49,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:49,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:49,615 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:49,615 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:52:49,616 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:49,616 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-28 16:52:49,616 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:49,616 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:49,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:52:49,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:49,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:52:49,617 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:49,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:52:49,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:49,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:49,634 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:49,634 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:52:49,635 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:49,635 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:52:49,635 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:49,636 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:49,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:52:49,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:49,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:52:49,637 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:52:49,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:52:49,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:49,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:49,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:49,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:52:49,640 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:49,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:52:49,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:49,641 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:49,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:52:49,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:49,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:52:49,642 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:52:49,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:52:49,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:49,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:49,645 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:49,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:52:49,646 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:49,646 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:52:49,647 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:49,647 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:49,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:52:49,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:49,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:52:49,648 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:52:49,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:52:49,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:49,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:49,651 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:49,651 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:52:49,652 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:49,652 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:52:49,652 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:49,653 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:49,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:52:49,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:49,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:52:49,653 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:52:49,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:52:49,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:49,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:49,664 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:49,664 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:52:49,664 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:49,664 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:52:49,664 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:49,664 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:49,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:52:49,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:49,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:52:49,665 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:49,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 16:52:49,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:49,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:49,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:49,998 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:49,998 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-10-28 16:52:49,999 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:52:49,999 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 308 [2020-10-28 16:52:49,999 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:49,999 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:49,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:52:49,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 31 [2020-10-28 16:52:50,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 16:52:50,000 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:50,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:52:50,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:50,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:50,043 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:50,044 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-28 16:52:50,044 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:50,044 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-28 16:52:50,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:50,045 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:50,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:52:50,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-28 16:52:50,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 16:52:50,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:52:50,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:52:50,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:50,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:50,080 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:50,081 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-28 16:52:50,081 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:50,081 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-28 16:52:50,081 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:50,081 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:50,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:52:50,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-28 16:52:50,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 16:52:50,082 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:50,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:52:50,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:50,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:50,117 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:50,117 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-28 16:52:50,117 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:50,118 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-28 16:52:50,118 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:50,118 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:50,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:52:50,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-28 16:52:50,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 16:52:50,119 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:50,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:52:50,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:50,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:50,189 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:50,189 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:52:50,189 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:50,189 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-28 16:52:50,190 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:50,190 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:50,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:52:50,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:50,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-28 16:52:50,190 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:50,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:52:50,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:50,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:50,234 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:50,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:52:50,235 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:50,235 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:52:50,235 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:50,235 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:50,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:52:50,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:50,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:52:50,236 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:50,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:52:50,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:50,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:50,246 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:50,247 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-28 16:52:50,247 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:50,247 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 16:52:50,247 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:50,248 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:50,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:52:50,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-28 16:52:50,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:52:50,248 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:50,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:52:50,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:50,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:50,253 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:50,253 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:52:50,253 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:50,253 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:52:50,254 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:50,254 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:50,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:52:50,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:50,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:52:50,254 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:50,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:52:50,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:50,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:50,257 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:50,258 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:52:50,258 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:50,258 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:52:50,258 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:50,258 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:50,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:52:50,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:50,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:52:50,259 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:52:50,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:52:50,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:50,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:50,265 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:50,265 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:52:50,265 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:50,265 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:52:50,266 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:50,266 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:50,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:52:50,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:50,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:52:50,267 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:50,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-28 16:52:50,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:50,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:50,278 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:50,278 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-28 16:52:50,279 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:50,279 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:52:50,279 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:50,279 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:50,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:52:50,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-28 16:52:50,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:52:50,280 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:50,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:52:50,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:50,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:50,283 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:50,283 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:52:50,283 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:50,284 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:52:50,284 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:50,284 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:50,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:52:50,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:50,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:52:50,285 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:50,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 16:52:50,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:50,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:50,287 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:50,288 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:52:50,288 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:50,288 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:52:50,288 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:50,288 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:50,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:52:50,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:50,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:52:50,289 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:50,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-28 16:52:50,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:50,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:50,310 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:50,310 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:52:50,310 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:50,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:52:50,311 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:50,311 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:50,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:52:50,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:52:50,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:52:50,311 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:50,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-28 16:52:50,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:50,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:50,335 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:50,335 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-28 16:52:50,335 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:50,335 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-28 16:52:50,335 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:50,336 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:50,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:52:50,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 57 [2020-10-28 16:52:50,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:52:50,336 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:50,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:52:50,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:50,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:50,342 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:50,342 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:52:50,343 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:50,343 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:52:50,343 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:50,343 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:50,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:52:50,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:50,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:52:50,344 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:50,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:52:50,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:50,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:50,347 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:50,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:52:50,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:50,348 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:52:50,348 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:50,348 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:50,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:52:50,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:50,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:52:50,349 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:50,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 16:52:50,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:50,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:50,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:50,355 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-28 16:52:50,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:50,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 16:52:50,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:50,356 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:50,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:52:50,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:50,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:52:50,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:50,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:52:50,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:50,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:50,362 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:50,362 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 16:52:50,363 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:50,363 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:52:50,363 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:50,363 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:50,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:52:50,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:50,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:52:50,364 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:50,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:52:50,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:50,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:50,369 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:50,369 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:52:50,370 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:50,370 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:52:50,370 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:50,370 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:50,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:52:50,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:50,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:52:50,371 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:50,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 16:52:50,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:50,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:50,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:50,377 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 16:52:50,377 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:50,377 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:52:50,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:50,377 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:50,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:52:50,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:50,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:52:50,378 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:50,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:52:50,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:50,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:50,381 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:50,381 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:52:50,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:50,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:52:50,382 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:50,382 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:50,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:52:50,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:50,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:52:50,383 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:50,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2020-10-28 16:52:50,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:50,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:50,389 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:50,390 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:52:50,390 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:50,390 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:52:50,390 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:50,390 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:50,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:52:50,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:52:50,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:52:50,391 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:50,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-10-28 16:52:50,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:50,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:50,394 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:50,394 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:52:50,394 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:50,394 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:52:50,394 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:50,395 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:50,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:52:50,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:52:50,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:52:50,395 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:50,447 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 21 proven. 6 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2020-10-28 16:52:50,447 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [507838540] [2020-10-28 16:52:50,448 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 16:52:50,449 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-28 16:52:50,449 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1602562942] [2020-10-28 16:52:50,450 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-28 16:52:50,450 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:52:50,451 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-28 16:52:50,451 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2020-10-28 16:52:50,451 INFO L87 Difference]: Start difference. First operand 800 states and 921 transitions. Second operand 11 states. [2020-10-28 16:52:52,355 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 16:52:52,739 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-28 16:52:53,140 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-28 16:52:53,528 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 16:52:55,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:52:55,124 INFO L93 Difference]: Finished difference Result 1851 states and 2390 transitions. [2020-10-28 16:52:55,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-28 16:52:55,125 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 183 [2020-10-28 16:52:55,126 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:52:55,134 INFO L225 Difference]: With dead ends: 1851 [2020-10-28 16:52:55,134 INFO L226 Difference]: Without dead ends: 1079 [2020-10-28 16:52:55,137 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2020-10-28 16:52:55,139 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1079 states. [2020-10-28 16:52:55,365 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1079 to 815. [2020-10-28 16:52:55,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 815 states. [2020-10-28 16:52:55,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 815 states to 815 states and 936 transitions. [2020-10-28 16:52:55,370 INFO L78 Accepts]: Start accepts. Automaton has 815 states and 936 transitions. Word has length 183 [2020-10-28 16:52:55,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:52:55,370 INFO L481 AbstractCegarLoop]: Abstraction has 815 states and 936 transitions. [2020-10-28 16:52:55,370 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-28 16:52:55,371 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 936 transitions. [2020-10-28 16:52:55,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2020-10-28 16:52:55,376 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:52:55,376 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-28 16:52:55,376 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-28 16:52:55,377 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:52:55,377 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:52:55,377 INFO L82 PathProgramCache]: Analyzing trace with hash 19202580, now seen corresponding path program 1 times [2020-10-28 16:52:55,377 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:52:55,378 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1097605476] [2020-10-28 16:52:55,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:52:55,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:55,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:55,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:55,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:55,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:00,411 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:00,411 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 259 [2020-10-28 16:53:00,411 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 16:53:00,411 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-28 16:53:00,411 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:00,411 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:00,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:53:00,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 85 [2020-10-28 16:53:00,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:53:00,412 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:00,760 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:53:00,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:53:00,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:00,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:00,815 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:00,815 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:00,816 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:00,816 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-28 16:53:00,816 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:00,816 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:00,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:00,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:00,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:00,817 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:00,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:53:00,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:00,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:00,828 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:00,829 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:53:00,829 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:00,829 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:53:00,829 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:00,829 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:00,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:00,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:00,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:00,830 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:00,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:53:00,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:00,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:00,832 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:00,832 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:53:00,832 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:00,832 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:53:00,833 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:00,833 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:00,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:00,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:00,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:00,833 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:00,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:53:00,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:00,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:00,835 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:00,836 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:00,836 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:00,836 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:53:00,836 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:00,836 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:00,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:00,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:00,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:00,837 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:00,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:53:00,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:00,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:00,839 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:00,839 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:53:00,840 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:00,840 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:53:00,840 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:00,840 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:00,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:00,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:00,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:00,841 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:00,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:53:00,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:00,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:00,851 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:00,851 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:00,851 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:00,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:53:00,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:00,852 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:00,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:00,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:00,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:00,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:00,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 16:53:00,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:00,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:00,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:01,086 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:01,087 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-10-28 16:53:01,087 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:53:01,087 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 214 [2020-10-28 16:53:01,087 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:01,087 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:01,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:53:01,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 27 [2020-10-28 16:53:01,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:53:01,088 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:01,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:53:01,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:01,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:01,123 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:01,123 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-28 16:53:01,123 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:01,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 16:53:01,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:01,124 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:01,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:53:01,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-28 16:53:01,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:53:01,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:01,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:53:01,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:01,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:01,151 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:01,151 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-28 16:53:01,152 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:01,152 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-28 16:53:01,152 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:01,152 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:01,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:53:01,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-28 16:53:01,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:53:01,153 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:01,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:53:01,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:01,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:01,175 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:01,175 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-28 16:53:01,175 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:01,175 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-28 16:53:01,175 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:01,176 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:01,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:53:01,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-28 16:53:01,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:53:01,176 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:01,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:53:01,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:01,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:01,189 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:01,189 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:53:01,190 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:01,190 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 16:53:01,190 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:01,190 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:01,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:53:01,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 16:53:01,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:53:01,191 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:01,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:53:01,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:01,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:01,218 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:01,218 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:53:01,218 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:01,218 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:53:01,219 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:01,219 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:01,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 16:53:01,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:01,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:53:01,220 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:01,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:53:01,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:01,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:01,237 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:01,237 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-28 16:53:01,237 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:01,238 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:53:01,238 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:01,238 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:01,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:01,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-28 16:53:01,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:01,239 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:01,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:53:01,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:01,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:01,243 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:01,243 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:53:01,244 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:01,244 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:53:01,244 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:01,244 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:01,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:01,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:01,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:01,245 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:01,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:53:01,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:01,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:01,248 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:01,248 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:01,248 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:01,248 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:53:01,248 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:01,248 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:01,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:01,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:01,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:01,249 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:01,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:53:01,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:01,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:01,251 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:01,252 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:01,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:01,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:53:01,252 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:01,252 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:01,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:01,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:01,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:01,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:01,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-28 16:53:01,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:01,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:01,264 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:01,265 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-28 16:53:01,265 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:01,265 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:53:01,265 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:01,265 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:01,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:01,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-28 16:53:01,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:01,266 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:01,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:53:01,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:01,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:01,269 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:01,269 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:01,270 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:01,270 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:53:01,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:01,270 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:01,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:01,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:01,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:01,271 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:01,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 16:53:01,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:01,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:01,273 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:01,273 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:01,273 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:01,274 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:53:01,274 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:01,274 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:01,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:01,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:01,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:01,275 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:01,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-28 16:53:01,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:01,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:01,297 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:01,297 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:01,297 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:01,297 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:53:01,297 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:01,298 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:01,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:01,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:53:01,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:01,298 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:01,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-28 16:53:01,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:01,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:01,314 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:01,314 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-28 16:53:01,314 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:01,314 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 16:53:01,315 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:01,315 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:01,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:01,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 57 [2020-10-28 16:53:01,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:01,315 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:01,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:53:01,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:01,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:01,321 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:01,321 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:53:01,321 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:01,321 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:53:01,322 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:01,322 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:01,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:01,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:01,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:01,322 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:01,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:53:01,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:01,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:01,325 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:01,325 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:01,325 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:01,325 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:53:01,326 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:01,326 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:01,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:01,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:01,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:01,326 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:01,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 16:53:01,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:01,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:01,332 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:01,332 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-28 16:53:01,332 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:01,333 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:53:01,333 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:01,333 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:01,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:01,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:01,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:01,334 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:01,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:53:01,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:01,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:01,339 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:01,339 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 16:53:01,339 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:01,339 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:53:01,339 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:01,339 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:01,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:01,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:01,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:01,340 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:01,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:53:01,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:01,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:01,343 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:01,344 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:01,344 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:01,344 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:53:01,344 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:01,344 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:01,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:01,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:01,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:01,345 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:01,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 16:53:01,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:01,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:01,348 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:01,348 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 16:53:01,348 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:01,348 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:53:01,349 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:01,349 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:01,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:01,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:01,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:01,349 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:01,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:53:01,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:01,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:01,352 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:01,352 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:53:01,352 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:01,352 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:53:01,352 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:01,352 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:01,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:01,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:01,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:01,353 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:01,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2020-10-28 16:53:01,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:01,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:01,357 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:01,357 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:01,357 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:01,358 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:53:01,358 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:01,358 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:01,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:01,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:53:01,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:01,359 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:01,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-10-28 16:53:01,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:01,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:01,361 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:01,362 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:01,362 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:01,362 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:53:01,362 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:01,362 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:01,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:01,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:53:01,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:01,363 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:01,408 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 21 proven. 6 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2020-10-28 16:53:01,409 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1097605476] [2020-10-28 16:53:01,409 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 16:53:01,409 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-28 16:53:01,409 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [620800817] [2020-10-28 16:53:01,411 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 16:53:01,411 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:53:01,411 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 16:53:01,412 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2020-10-28 16:53:01,412 INFO L87 Difference]: Start difference. First operand 815 states and 936 transitions. Second operand 10 states. [2020-10-28 16:53:02,711 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 16:53:03,142 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 16:53:03,569 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 16:53:05,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:53:05,283 INFO L93 Difference]: Finished difference Result 1872 states and 2414 transitions. [2020-10-28 16:53:05,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-28 16:53:05,283 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 183 [2020-10-28 16:53:05,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:53:05,291 INFO L225 Difference]: With dead ends: 1872 [2020-10-28 16:53:05,291 INFO L226 Difference]: Without dead ends: 1085 [2020-10-28 16:53:05,295 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=75, Invalid=165, Unknown=0, NotChecked=0, Total=240 [2020-10-28 16:53:05,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1085 states. [2020-10-28 16:53:05,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1085 to 827. [2020-10-28 16:53:05,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 827 states. [2020-10-28 16:53:05,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 827 states to 827 states and 948 transitions. [2020-10-28 16:53:05,533 INFO L78 Accepts]: Start accepts. Automaton has 827 states and 948 transitions. Word has length 183 [2020-10-28 16:53:05,533 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:53:05,533 INFO L481 AbstractCegarLoop]: Abstraction has 827 states and 948 transitions. [2020-10-28 16:53:05,533 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-28 16:53:05,533 INFO L276 IsEmpty]: Start isEmpty. Operand 827 states and 948 transitions. [2020-10-28 16:53:05,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2020-10-28 16:53:05,538 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:53:05,538 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-28 16:53:05,538 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-28 16:53:05,538 INFO L429 AbstractCegarLoop]: === Iteration 8 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:53:05,539 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:53:05,539 INFO L82 PathProgramCache]: Analyzing trace with hash -1790701005, now seen corresponding path program 1 times [2020-10-28 16:53:05,539 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:53:05,539 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1991661636] [2020-10-28 16:53:05,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:53:05,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:05,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:05,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:05,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:06,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:10,584 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:10,585 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 259 [2020-10-28 16:53:10,585 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 16:53:10,585 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5016 [2020-10-28 16:53:10,585 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:10,585 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:10,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-28 16:53:10,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 85 [2020-10-28 16:53:10,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 125 [2020-10-28 16:53:10,586 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:10,972 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:53:10,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:53:10,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:10,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:11,004 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:11,004 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:11,004 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:11,004 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-28 16:53:11,005 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:11,005 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:11,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:11,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:11,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:11,005 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:11,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:53:11,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:11,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:11,019 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:11,020 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:53:11,020 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:11,020 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:53:11,020 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:11,020 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:11,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:11,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:11,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:11,021 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:11,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:53:11,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:11,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:11,023 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:11,023 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:53:11,023 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:11,023 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:53:11,024 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:11,024 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:11,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:11,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:11,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:11,024 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:11,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:53:11,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:11,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:11,027 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:11,027 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:11,027 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:11,027 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:53:11,027 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:11,028 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:11,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:11,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:11,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:11,028 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:11,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:53:11,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:11,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:11,031 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:11,031 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:53:11,031 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:11,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:53:11,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:11,031 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:11,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:11,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:11,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:11,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:11,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:53:11,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:11,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:11,052 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:11,052 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:11,053 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:11,053 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:53:11,053 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:11,053 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:11,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:11,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:11,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:11,054 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:11,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 16:53:11,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:11,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:11,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:11,229 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:11,229 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-10-28 16:53:11,229 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:53:11,229 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 135 [2020-10-28 16:53:11,229 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:11,230 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:11,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:53:11,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:11,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 27 [2020-10-28 16:53:11,230 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:11,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:53:11,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:11,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:11,265 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:11,265 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-28 16:53:11,265 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:11,265 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 16:53:11,266 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:11,266 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:11,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:53:11,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:11,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-28 16:53:11,266 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:11,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:53:11,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:11,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:11,301 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:11,301 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-28 16:53:11,301 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:11,301 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 16:53:11,302 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:11,302 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:11,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:53:11,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:11,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-28 16:53:11,302 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:11,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:53:11,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:11,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:11,328 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:11,329 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-28 16:53:11,329 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:11,329 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 16:53:11,329 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:11,329 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:11,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:53:11,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:11,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-28 16:53:11,334 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-28 16:53:11,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:53:11,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:11,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:11,359 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:11,360 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:53:11,360 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:11,360 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:53:11,361 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:11,362 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:11,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:53:11,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:11,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 16:53:11,363 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:53:11,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:53:11,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:11,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:11,371 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:11,372 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:53:11,372 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:11,372 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:53:11,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:11,373 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:11,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:53:11,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:11,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 16:53:11,374 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:53:11,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:53:11,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:11,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:11,391 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:11,391 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-28 16:53:11,391 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:11,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 16:53:11,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:11,392 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:11,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:53:11,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:11,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-28 16:53:11,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:11,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:53:11,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:11,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:11,406 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:11,406 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:53:11,406 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:11,406 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:53:11,409 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:11,409 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:11,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:11,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:11,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:11,410 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-28 16:53:11,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:53:11,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:11,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:11,416 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:11,416 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:11,416 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:11,416 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:53:11,417 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:11,417 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:11,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:11,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:11,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:11,418 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:53:11,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:53:11,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:11,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:11,420 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:11,421 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:11,421 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:11,421 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:53:11,421 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:11,421 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:11,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:11,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:11,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:11,422 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:11,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-28 16:53:11,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:11,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:11,435 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:11,435 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-28 16:53:11,435 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:11,435 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 16:53:11,435 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:11,436 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:11,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:53:11,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:11,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-28 16:53:11,436 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:11,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:53:11,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:11,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:11,440 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:11,440 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:11,440 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:11,440 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:53:11,440 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:11,440 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:11,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:11,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:11,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:11,441 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:11,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 16:53:11,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:11,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:11,443 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:11,444 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:11,444 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:11,444 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:53:11,444 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:11,444 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:11,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:11,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:11,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:11,445 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:11,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-28 16:53:11,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:11,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:11,468 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:11,468 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:11,468 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:11,468 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:53:11,468 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:11,469 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:11,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:53:11,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 16:53:11,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 16:53:11,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:11,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-28 16:53:11,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:11,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:11,506 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:11,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-28 16:53:11,507 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:11,507 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-28 16:53:11,507 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:11,507 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:11,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:53:11,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 31 [2020-10-28 16:53:11,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 27 [2020-10-28 16:53:11,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:11,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:53:11,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:11,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:11,527 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:11,527 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:53:11,527 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:11,527 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:53:11,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:11,528 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:11,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:11,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:11,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:11,528 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:11,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:53:11,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:11,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:11,531 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:11,531 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:11,531 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:11,531 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:53:11,532 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:11,532 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:11,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:11,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:11,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:11,532 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:11,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 16:53:11,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:11,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:11,550 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:11,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-28 16:53:11,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:11,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-28 16:53:11,551 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:11,551 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:11,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:53:11,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:11,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-28 16:53:11,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:11,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:53:11,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:11,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:11,566 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:11,567 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 16:53:11,567 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:11,567 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 16:53:11,567 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:11,567 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:11,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:53:11,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:11,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-28 16:53:11,568 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:11,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:53:11,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:11,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:11,631 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:11,631 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:11,631 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:11,631 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 16:53:11,632 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:11,632 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:11,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 16:53:11,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:11,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:53:11,633 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:11,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 16:53:11,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:11,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:11,688 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:11,688 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 16:53:11,688 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:11,688 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:53:11,688 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:11,689 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:11,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:53:11,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:11,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 16:53:11,689 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:11,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:53:11,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:11,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:11,692 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:11,692 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:53:11,693 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:11,693 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:53:11,693 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:11,693 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:11,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:11,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:11,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:11,694 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:11,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2020-10-28 16:53:11,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:11,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:11,739 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:11,739 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:11,740 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:11,740 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:53:11,741 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:11,741 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:11,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:11,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:53:11,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:11,742 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:11,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-10-28 16:53:11,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:11,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:11,745 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:11,746 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:11,746 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:11,746 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:53:11,746 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:11,746 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:11,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:11,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:53:11,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:11,747 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:11,841 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 21 proven. 7 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2020-10-28 16:53:11,841 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1991661636] [2020-10-28 16:53:11,841 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 16:53:11,842 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-10-28 16:53:11,842 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [245396141] [2020-10-28 16:53:11,843 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-28 16:53:11,843 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:53:11,844 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-28 16:53:11,844 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=145, Unknown=0, NotChecked=0, Total=182 [2020-10-28 16:53:11,844 INFO L87 Difference]: Start difference. First operand 827 states and 948 transitions. Second operand 14 states. [2020-10-28 16:53:12,621 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 16:53:13,365 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:53:17,651 WARN L193 SmtUtils]: Spent 731.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 211 [2020-10-28 16:53:18,419 WARN L193 SmtUtils]: Spent 719.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 210 [2020-10-28 16:53:19,173 WARN L193 SmtUtils]: Spent 704.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 210 [2020-10-28 16:53:20,957 WARN L193 SmtUtils]: Spent 404.00 ms on a formula simplification that was a NOOP. DAG size: 216 [2020-10-28 16:53:21,367 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 215 [2020-10-28 16:53:21,746 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-28 16:53:22,114 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:53:25,111 WARN L193 SmtUtils]: Spent 732.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 211 [2020-10-28 16:53:25,872 WARN L193 SmtUtils]: Spent 707.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 210 [2020-10-28 16:53:26,784 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:53:26,784 INFO L93 Difference]: Finished difference Result 4080 states and 5552 transitions. [2020-10-28 16:53:26,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2020-10-28 16:53:26,785 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 183 [2020-10-28 16:53:26,786 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:53:26,808 INFO L225 Difference]: With dead ends: 4080 [2020-10-28 16:53:26,808 INFO L226 Difference]: Without dead ends: 3281 [2020-10-28 16:53:26,813 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 76 SyntacticMatches, 6 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 790 ImplicationChecksByTransitivity, 7.1s TimeCoverageRelationStatistics Valid=577, Invalid=2179, Unknown=0, NotChecked=0, Total=2756 [2020-10-28 16:53:26,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3281 states. [2020-10-28 16:53:27,530 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3281 to 2689. [2020-10-28 16:53:27,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2689 states. [2020-10-28 16:53:27,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2689 states to 2689 states and 3243 transitions. [2020-10-28 16:53:27,544 INFO L78 Accepts]: Start accepts. Automaton has 2689 states and 3243 transitions. Word has length 183 [2020-10-28 16:53:27,547 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:53:27,547 INFO L481 AbstractCegarLoop]: Abstraction has 2689 states and 3243 transitions. [2020-10-28 16:53:27,547 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-28 16:53:27,548 INFO L276 IsEmpty]: Start isEmpty. Operand 2689 states and 3243 transitions. [2020-10-28 16:53:27,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2020-10-28 16:53:27,554 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:53:27,554 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-28 16:53:27,554 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-28 16:53:27,556 INFO L429 AbstractCegarLoop]: === Iteration 9 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:53:27,556 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:53:27,556 INFO L82 PathProgramCache]: Analyzing trace with hash -1995896715, now seen corresponding path program 1 times [2020-10-28 16:53:27,557 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:53:27,557 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [108984028] [2020-10-28 16:53:27,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:53:27,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:27,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:27,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:27,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:29,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:30,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:31,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:32,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:32,654 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:32,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 265 [2020-10-28 16:53:32,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-28 16:53:32,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5066 [2020-10-28 16:53:32,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:32,655 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:32,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:53:32,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 215 [2020-10-28 16:53:32,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 16:53:32,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:33,023 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:53:33,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:53:33,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:33,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:33,044 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:33,044 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:33,044 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:33,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-28 16:53:33,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:33,045 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:33,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:33,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:33,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:33,045 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:33,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:53:33,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:33,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:33,053 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:33,053 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:53:33,053 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:33,054 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:53:33,054 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:33,054 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:33,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:33,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:33,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:33,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:33,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:53:33,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:33,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:33,060 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:33,060 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:53:33,060 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:33,060 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:53:33,060 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:33,061 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:33,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:33,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:33,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:33,061 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:33,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:53:33,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:33,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:33,063 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:33,063 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:33,063 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:33,063 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:53:33,063 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:33,064 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:33,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:33,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:33,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:33,064 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:33,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:53:33,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:33,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:33,066 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:33,066 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:53:33,067 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:33,067 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:53:33,067 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:33,067 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:33,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:33,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:33,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:33,068 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:33,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:53:33,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:33,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:33,082 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:33,082 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:33,083 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:33,083 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:53:33,083 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:33,083 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:33,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:33,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:33,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:33,084 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:33,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 16:53:33,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:33,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:33,096 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:33,096 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:33,096 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:33,096 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:53:33,096 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:33,097 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:33,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:33,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:33,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:33,097 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:33,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-28 16:53:33,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:33,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:33,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:33,253 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:33,253 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-10-28 16:53:33,253 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:53:33,253 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 127 [2020-10-28 16:53:33,253 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:33,253 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:33,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:33,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:33,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:33,254 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:33,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:53:33,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:33,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:33,275 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:33,275 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-28 16:53:33,275 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:33,275 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 16:53:33,276 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:33,276 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:33,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:33,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:33,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:33,276 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:33,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:53:33,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:33,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:33,287 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:33,287 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-28 16:53:33,287 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:33,287 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 16:53:33,287 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:33,288 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:33,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:33,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:33,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:33,288 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:33,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:53:33,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:33,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:33,294 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:33,294 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-28 16:53:33,294 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:33,294 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:53:33,294 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:33,295 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:33,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:33,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:33,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:33,295 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:33,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:53:33,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:33,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:33,299 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:33,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:53:33,299 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:33,300 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:53:33,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:33,300 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:33,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:33,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:33,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:33,300 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:33,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:53:33,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:33,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:33,302 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:33,302 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:53:33,303 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:33,303 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:53:33,303 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:33,303 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:33,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:33,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:33,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:33,304 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:33,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:53:33,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:33,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:33,307 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:33,307 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-28 16:53:33,307 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:33,307 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:53:33,307 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:33,307 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:33,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:33,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:33,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:33,308 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:33,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:53:33,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:33,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:33,312 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:33,312 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:53:33,312 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:33,312 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:53:33,312 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:33,313 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:33,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:33,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:33,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:33,313 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:33,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:53:33,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:33,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:33,316 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:33,316 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:33,316 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:33,316 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:53:33,317 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:33,317 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:33,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:33,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:33,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:33,318 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:33,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:53:33,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:33,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:33,320 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:33,320 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:33,320 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:33,320 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:53:33,321 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:33,321 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:33,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:33,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:33,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:33,321 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:33,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-28 16:53:33,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:33,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:33,329 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:33,329 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-28 16:53:33,330 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:33,330 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:53:33,330 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:33,330 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:33,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:33,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:33,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:33,331 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:33,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:53:33,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:33,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:33,334 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:33,334 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:33,335 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:33,335 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:53:33,335 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:33,335 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:33,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:33,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:33,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:33,336 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:33,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 16:53:33,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:33,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:33,338 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:33,338 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:33,338 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:33,339 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:53:33,339 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:33,339 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:33,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:33,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:33,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:33,340 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:33,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-28 16:53:33,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:33,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:33,345 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:33,345 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:33,346 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:33,346 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:53:33,346 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:33,346 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:33,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:33,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:33,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:33,347 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:33,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-28 16:53:33,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:33,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:33,371 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:33,372 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-28 16:53:33,372 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:33,372 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-28 16:53:33,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:33,372 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:33,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:53:33,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 35 [2020-10-28 16:53:33,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 16:53:33,373 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:33,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:53:33,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:33,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:33,379 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:33,379 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:53:33,379 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:33,379 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:53:33,379 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:33,379 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:33,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:33,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:33,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:33,380 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:33,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:53:33,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:33,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:33,383 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:33,383 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:33,383 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:33,383 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:53:33,383 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:33,383 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:33,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:33,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:33,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:33,384 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:33,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 16:53:33,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:33,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:33,403 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:33,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-28 16:53:33,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:33,404 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 16:53:33,404 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:33,404 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:33,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:53:33,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-28 16:53:33,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 16:53:33,405 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:33,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:53:33,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:33,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:33,450 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:33,451 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 16:53:33,451 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:33,451 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 16:53:33,451 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:33,451 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:33,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:53:33,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:33,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-28 16:53:33,452 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:33,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:53:33,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:33,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:33,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:33,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:33,488 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:33,489 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:53:33,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:33,489 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:33,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:33,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:33,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:33,490 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:33,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 16:53:33,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:33,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:33,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:33,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 16:53:33,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:33,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:53:33,494 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:33,494 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:33,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:33,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 16:53:33,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:33,495 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:33,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:53:33,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:33,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:33,497 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:33,497 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:53:33,497 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:33,498 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:53:33,498 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:33,498 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:33,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:33,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:33,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:33,499 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:33,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2020-10-28 16:53:33,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:33,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:33,503 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:33,503 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:33,503 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:33,503 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:53:33,503 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:33,504 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:33,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:33,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:53:33,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:33,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:33,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2020-10-28 16:53:33,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:33,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:33,507 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:33,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:33,507 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:33,507 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:53:33,507 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:33,508 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:33,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:33,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:53:33,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:33,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:33,547 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 13 proven. 1 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2020-10-28 16:53:33,548 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [108984028] [2020-10-28 16:53:33,548 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 16:53:33,548 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-28 16:53:33,548 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [165408922] [2020-10-28 16:53:33,549 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-28 16:53:33,549 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:53:33,549 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-28 16:53:33,550 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2020-10-28 16:53:33,550 INFO L87 Difference]: Start difference. First operand 2689 states and 3243 transitions. Second operand 11 states. [2020-10-28 16:53:36,143 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 16:53:36,525 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-28 16:53:36,911 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 16:53:37,281 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 16:53:37,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:53:37,651 INFO L93 Difference]: Finished difference Result 4075 states and 5097 transitions. [2020-10-28 16:53:37,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-28 16:53:37,654 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 187 [2020-10-28 16:53:37,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:53:37,665 INFO L225 Difference]: With dead ends: 4075 [2020-10-28 16:53:37,665 INFO L226 Difference]: Without dead ends: 1414 [2020-10-28 16:53:37,673 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=97, Invalid=245, Unknown=0, NotChecked=0, Total=342 [2020-10-28 16:53:37,675 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1414 states. [2020-10-28 16:53:38,031 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1414 to 1124. [2020-10-28 16:53:38,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1124 states. [2020-10-28 16:53:38,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1124 states to 1124 states and 1305 transitions. [2020-10-28 16:53:38,037 INFO L78 Accepts]: Start accepts. Automaton has 1124 states and 1305 transitions. Word has length 187 [2020-10-28 16:53:38,037 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:53:38,038 INFO L481 AbstractCegarLoop]: Abstraction has 1124 states and 1305 transitions. [2020-10-28 16:53:38,038 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-28 16:53:38,038 INFO L276 IsEmpty]: Start isEmpty. Operand 1124 states and 1305 transitions. [2020-10-28 16:53:38,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2020-10-28 16:53:38,044 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:53:38,044 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-28 16:53:38,044 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-28 16:53:38,044 INFO L429 AbstractCegarLoop]: === Iteration 10 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:53:38,045 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:53:38,045 INFO L82 PathProgramCache]: Analyzing trace with hash -1143315254, now seen corresponding path program 1 times [2020-10-28 16:53:38,045 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:53:38,045 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2016593235] [2020-10-28 16:53:38,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:53:38,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:38,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:38,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:38,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:38,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:38,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:39,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:43,085 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:43,085 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 274 [2020-10-28 16:53:43,085 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 16:53:43,085 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-28 16:53:43,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:43,086 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:43,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:53:43,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 172 [2020-10-28 16:53:43,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 16:53:43,086 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:43,461 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:53:43,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:53:43,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:43,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:43,506 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:43,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:43,507 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:43,507 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-28 16:53:43,507 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:43,507 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:43,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:43,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:43,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:43,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:43,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:53:43,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:43,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:43,531 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:43,531 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:53:43,531 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:43,531 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:53:43,531 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:43,532 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:43,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:43,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:43,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:43,532 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:43,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:53:43,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:43,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:43,534 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:43,534 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:53:43,534 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:43,534 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:53:43,534 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:43,535 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:43,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:43,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:43,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:43,535 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:43,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:53:43,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:43,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:43,537 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:43,537 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:43,537 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:43,538 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:53:43,538 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:43,538 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:43,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:43,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:43,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:43,538 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:43,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:53:43,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:43,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:43,547 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:43,547 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:53:43,547 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:43,547 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:53:43,547 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:43,547 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:43,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:43,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:43,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:43,548 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:43,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:53:43,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:43,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:43,558 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:43,558 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:43,558 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:43,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:53:43,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:43,559 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:43,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:43,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:43,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:43,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:43,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 16:53:43,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:43,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:43,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:43,651 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:43,651 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-10-28 16:53:43,651 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:53:43,651 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 70 [2020-10-28 16:53:43,651 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:43,651 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:43,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:43,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:43,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:43,652 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:43,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:53:43,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:43,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:43,671 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:43,671 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-28 16:53:43,671 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:43,671 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:53:43,671 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:43,672 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:43,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:43,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:43,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:43,672 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:43,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:53:43,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:43,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:43,681 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:43,681 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-28 16:53:43,681 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:43,681 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 16:53:43,681 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:43,682 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:43,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:43,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:43,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:43,682 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:43,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:53:43,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:43,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:43,690 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:43,691 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-28 16:53:43,691 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:43,691 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 16:53:43,691 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:43,691 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:43,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:43,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:43,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:43,692 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:43,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:53:43,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:43,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:43,699 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:43,699 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:53:43,699 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:43,699 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:53:43,699 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:43,700 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:43,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:43,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:43,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:43,700 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:43,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:53:43,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:43,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:43,703 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:43,703 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:53:43,703 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:43,704 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:53:43,704 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:43,704 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:43,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:43,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:43,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:43,705 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:43,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:53:43,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:43,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:43,709 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:43,709 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-28 16:53:43,710 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:43,710 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:53:43,710 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:43,710 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:43,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:43,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:43,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:43,711 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:43,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:53:43,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:43,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:43,714 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:43,714 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:53:43,714 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:43,714 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:53:43,714 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:43,715 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:43,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:43,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:43,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:43,715 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:43,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:53:43,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:43,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:43,717 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:43,717 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:43,718 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:43,718 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:53:43,718 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:43,718 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:43,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:43,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:43,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:43,719 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:43,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:53:43,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:43,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:43,721 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:43,722 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:43,722 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:43,722 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:53:43,722 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:43,722 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:43,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:43,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:43,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:43,723 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:43,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-28 16:53:43,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:43,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:43,730 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:43,730 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-28 16:53:43,730 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:43,730 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:53:43,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:43,731 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:43,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:43,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:43,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:43,731 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:43,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:53:43,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:43,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:43,733 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:43,734 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:43,734 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:43,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:53:43,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:43,734 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:43,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:43,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:43,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:43,735 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:43,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 16:53:43,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:43,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:43,736 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:43,737 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:43,737 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:43,737 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:53:43,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:43,737 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:43,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:43,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:43,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:43,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:43,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-10-28 16:53:43,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:43,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:43,769 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:43,769 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:53:43,769 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:43,769 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:53:43,769 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:43,770 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:43,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:53:43,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:43,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-28 16:53:43,770 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:43,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:53:43,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:43,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:43,773 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:43,773 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:43,773 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:43,774 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:53:43,774 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:43,774 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:43,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:43,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:43,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:43,775 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:43,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-28 16:53:43,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:43,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:43,784 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:43,785 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-28 16:53:43,785 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:43,785 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 16:53:43,785 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:43,785 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:43,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:43,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 65 [2020-10-28 16:53:43,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:43,786 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:43,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:53:43,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:43,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:43,793 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:43,793 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-28 16:53:43,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:43,794 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:53:43,794 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:43,794 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:43,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:43,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:43,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:43,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:43,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:53:43,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:43,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:43,801 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:43,801 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-28 16:53:43,801 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:43,801 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:53:43,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:43,801 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:43,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:43,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:43,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:43,802 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:43,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:53:43,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:43,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:43,806 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:43,806 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:53:43,806 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:43,806 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:53:43,806 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:43,807 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:43,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:43,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:43,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:43,807 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:43,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:53:43,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:43,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:43,809 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:43,809 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:53:43,809 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:43,809 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:53:43,810 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:43,810 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:43,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:43,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:43,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:43,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:43,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:53:43,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:43,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:43,814 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:43,815 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-28 16:53:43,815 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:43,815 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:53:43,815 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:43,815 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:43,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:43,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:43,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:43,816 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:43,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:53:43,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:43,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:43,820 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:43,820 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:53:43,820 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:43,820 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:53:43,820 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:43,820 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:43,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:43,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:43,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:43,821 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:43,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:53:43,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:43,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:43,823 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:43,823 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:43,824 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:43,824 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:53:43,824 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:43,824 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:43,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:43,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:43,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:43,825 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:43,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:53:43,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:43,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:43,827 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:43,827 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:43,827 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:43,827 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:53:43,827 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:43,828 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:43,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:43,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:43,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:43,828 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:43,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2020-10-28 16:53:43,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:43,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:43,834 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:43,834 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:43,834 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:43,835 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:53:43,835 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:43,835 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:43,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:43,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:53:43,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:43,835 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:43,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2020-10-28 16:53:43,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:43,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:43,838 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:43,838 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:43,838 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:43,838 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:53:43,839 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:43,839 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:43,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:43,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:53:43,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:43,839 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:43,873 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2020-10-28 16:53:43,874 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2016593235] [2020-10-28 16:53:43,874 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 16:53:43,874 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-28 16:53:43,874 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [872500480] [2020-10-28 16:53:43,875 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 16:53:43,875 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:53:43,875 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 16:53:43,875 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2020-10-28 16:53:43,876 INFO L87 Difference]: Start difference. First operand 1124 states and 1305 transitions. Second operand 8 states. [2020-10-28 16:53:44,920 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:53:47,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:53:47,022 INFO L93 Difference]: Finished difference Result 1907 states and 2378 transitions. [2020-10-28 16:53:47,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-10-28 16:53:47,023 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 194 [2020-10-28 16:53:47,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:53:47,026 INFO L225 Difference]: With dead ends: 1907 [2020-10-28 16:53:47,027 INFO L226 Difference]: Without dead ends: 0 [2020-10-28 16:53:47,033 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=120, Invalid=222, Unknown=0, NotChecked=0, Total=342 [2020-10-28 16:53:47,033 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-28 16:53:47,034 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-28 16:53:47,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-28 16:53:47,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-28 16:53:47,035 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 194 [2020-10-28 16:53:47,035 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:53:47,035 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-28 16:53:47,035 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-28 16:53:47,035 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-28 16:53:47,035 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-28 16:53:47,035 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-28 16:53:47,037 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-28 16:53:50,222 WARN L193 SmtUtils]: Spent 2.49 s on a formula simplification. DAG size of input: 336 DAG size of output: 312 [2020-10-28 16:53:53,188 WARN L193 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 355 DAG size of output: 322 [2020-10-28 16:53:56,127 WARN L193 SmtUtils]: Spent 988.00 ms on a formula simplification. DAG size of input: 344 DAG size of output: 327 [2020-10-28 16:53:58,236 WARN L193 SmtUtils]: Spent 1.54 s on a formula simplification. DAG size of input: 355 DAG size of output: 335 [2020-10-28 16:54:00,029 WARN L193 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 330 DAG size of output: 312 [2020-10-28 16:54:03,947 WARN L193 SmtUtils]: Spent 1.86 s on a formula simplification. DAG size of input: 398 DAG size of output: 371 [2020-10-28 16:54:06,152 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 170 DAG size of output: 24 [2020-10-28 16:54:06,437 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 1 [2020-10-28 16:54:06,748 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 26 [2020-10-28 16:54:06,857 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 24 [2020-10-28 16:54:09,766 WARN L193 SmtUtils]: Spent 2.90 s on a formula simplification. DAG size of input: 253 DAG size of output: 37 [2020-10-28 16:54:10,050 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 1 [2020-10-28 16:54:10,377 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 26 [2020-10-28 16:54:11,191 WARN L193 SmtUtils]: Spent 810.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 17 [2020-10-28 16:54:12,184 WARN L193 SmtUtils]: Spent 978.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 24 [2020-10-28 16:54:12,807 WARN L193 SmtUtils]: Spent 618.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 24 [2020-10-28 16:54:13,663 WARN L193 SmtUtils]: Spent 850.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 24 [2020-10-28 16:54:14,008 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:54:14,313 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 26 [2020-10-28 16:54:14,886 WARN L193 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 14 [2020-10-28 16:54:17,506 WARN L193 SmtUtils]: Spent 2.62 s on a formula simplification. DAG size of input: 262 DAG size of output: 35 [2020-10-28 16:54:19,251 WARN L193 SmtUtils]: Spent 1.74 s on a formula simplification. DAG size of input: 188 DAG size of output: 37 [2020-10-28 16:54:19,505 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 1 [2020-10-28 16:54:20,895 WARN L193 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 179 DAG size of output: 31 [2020-10-28 16:54:22,540 WARN L193 SmtUtils]: Spent 1.63 s on a formula simplification. DAG size of input: 196 DAG size of output: 43 [2020-10-28 16:54:22,841 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 18 [2020-10-28 16:54:24,975 WARN L193 SmtUtils]: Spent 2.13 s on a formula simplification. DAG size of input: 268 DAG size of output: 37 [2020-10-28 16:54:25,303 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 18 [2020-10-28 16:54:27,311 WARN L193 SmtUtils]: Spent 2.00 s on a formula simplification. DAG size of input: 182 DAG size of output: 27 [2020-10-28 16:54:27,604 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 18 [2020-10-28 16:54:28,993 WARN L193 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 181 DAG size of output: 32 [2020-10-28 16:54:29,366 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 1 [2020-10-28 16:54:32,062 WARN L193 SmtUtils]: Spent 2.69 s on a formula simplification. DAG size of input: 274 DAG size of output: 33 [2020-10-28 16:54:32,647 WARN L193 SmtUtils]: Spent 583.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 14 [2020-10-28 16:54:34,657 WARN L193 SmtUtils]: Spent 2.00 s on a formula simplification. DAG size of input: 182 DAG size of output: 27 [2020-10-28 16:54:35,747 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 170 DAG size of output: 24 [2020-10-28 16:54:38,735 WARN L193 SmtUtils]: Spent 2.98 s on a formula simplification. DAG size of input: 255 DAG size of output: 30 [2020-10-28 16:54:38,965 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 1 [2020-10-28 16:54:39,923 WARN L193 SmtUtils]: Spent 956.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 19 [2020-10-28 16:54:40,954 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 168 DAG size of output: 27 [2020-10-28 16:54:41,261 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 26 [2020-10-28 16:54:41,566 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 26 [2020-10-28 16:54:41,851 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 1 [2020-10-28 16:54:42,154 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 26 [2020-10-28 16:54:43,141 WARN L193 SmtUtils]: Spent 983.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 24 [2020-10-28 16:54:43,432 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 16 [2020-10-28 16:54:43,729 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 18 [2020-10-28 16:54:44,797 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 177 DAG size of output: 35 [2020-10-28 16:54:45,412 WARN L193 SmtUtils]: Spent 612.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 24 [2020-10-28 16:54:45,701 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 1 [2020-10-28 16:54:46,005 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 26 [2020-10-28 16:54:46,823 WARN L193 SmtUtils]: Spent 811.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 38 [2020-10-28 16:54:47,801 WARN L193 SmtUtils]: Spent 975.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 24 [2020-10-28 16:54:48,182 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 1 [2020-10-28 16:54:48,469 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 18 [2020-10-28 16:54:48,723 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 1 [2020-10-28 16:54:49,689 WARN L193 SmtUtils]: Spent 962.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 24 [2020-10-28 16:54:50,703 WARN L193 SmtUtils]: Spent 996.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 24 [2020-10-28 16:54:54,761 WARN L193 SmtUtils]: Spent 4.05 s on a formula simplification. DAG size of input: 309 DAG size of output: 37 [2020-10-28 16:54:55,063 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 26 [2020-10-28 16:54:55,447 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 1 [2020-10-28 16:54:56,011 WARN L193 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 29 [2020-10-28 16:54:56,326 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 26 [2020-10-28 16:54:57,056 WARN L193 SmtUtils]: Spent 722.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 30 [2020-10-28 16:54:59,069 WARN L193 SmtUtils]: Spent 2.01 s on a formula simplification. DAG size of input: 182 DAG size of output: 27 [2020-10-28 16:54:59,353 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 1 [2020-10-28 16:54:59,381 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-28 16:54:59,382 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-28 16:54:59,382 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-28 16:54:59,382 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-28 16:54:59,382 INFO L274 CegarLoopResult]: For program point L760(lines 760 764) no Hoare annotation was computed. [2020-10-28 16:54:59,382 INFO L274 CegarLoopResult]: For program point L760-1(lines 760 764) no Hoare annotation was computed. [2020-10-28 16:54:59,382 INFO L274 CegarLoopResult]: For program point L755(line 755) no Hoare annotation was computed. [2020-10-28 16:54:59,382 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 729 784) no Hoare annotation was computed. [2020-10-28 16:54:59,383 INFO L274 CegarLoopResult]: For program point L754-2(lines 754 775) no Hoare annotation was computed. [2020-10-28 16:54:59,383 INFO L274 CegarLoopResult]: For program point L776(lines 753 777) no Hoare annotation was computed. [2020-10-28 16:54:59,383 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 729 784) no Hoare annotation was computed. [2020-10-28 16:54:59,383 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 729 784) no Hoare annotation was computed. [2020-10-28 16:54:59,383 INFO L274 CegarLoopResult]: For program point L830(line 830) no Hoare annotation was computed. [2020-10-28 16:54:59,384 INFO L274 CegarLoopResult]: For program point L830-1(line 830) no Hoare annotation was computed. [2020-10-28 16:54:59,384 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 785 844) no Hoare annotation was computed. [2020-10-28 16:54:59,384 INFO L274 CegarLoopResult]: For program point L817(lines 817 821) no Hoare annotation was computed. [2020-10-28 16:54:59,384 INFO L274 CegarLoopResult]: For program point L817-1(lines 817 821) no Hoare annotation was computed. [2020-10-28 16:54:59,384 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 785 844) no Hoare annotation was computed. [2020-10-28 16:54:59,384 INFO L274 CegarLoopResult]: For program point L812(line 812) no Hoare annotation was computed. [2020-10-28 16:54:59,384 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 785 844) no Hoare annotation was computed. [2020-10-28 16:54:59,384 INFO L274 CegarLoopResult]: For program point L811-2(lines 811 836) no Hoare annotation was computed. [2020-10-28 16:54:59,384 INFO L274 CegarLoopResult]: For program point L837(lines 810 838) no Hoare annotation was computed. [2020-10-28 16:54:59,385 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 63 69) the Hoare annotation is: true [2020-10-28 16:54:59,385 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 63 69) no Hoare annotation was computed. [2020-10-28 16:54:59,385 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 70 78) no Hoare annotation was computed. [2020-10-28 16:54:59,385 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 70 78) the Hoare annotation is: true [2020-10-28 16:54:59,385 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 70 78) no Hoare annotation was computed. [2020-10-28 16:54:59,385 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 653 675) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (= |old(~waterLevel~0)| 0) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:54:59,385 INFO L270 CegarLoopResult]: At program point L665(line 665) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (= |old(~waterLevel~0)| 0) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:54:59,385 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 653 675) no Hoare annotation was computed. [2020-10-28 16:54:59,385 INFO L270 CegarLoopResult]: At program point L665-1(line 665) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (= |old(~waterLevel~0)| 0) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:54:59,385 INFO L274 CegarLoopResult]: For program point L663(lines 663 670) no Hoare annotation was computed. [2020-10-28 16:54:59,385 INFO L274 CegarLoopResult]: For program point L663-1(lines 663 670) no Hoare annotation was computed. [2020-10-28 16:54:59,385 INFO L274 CegarLoopResult]: For program point L661(line 661) no Hoare annotation was computed. [2020-10-28 16:54:59,386 INFO L270 CegarLoopResult]: At program point L660(line 660) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (= |old(~waterLevel~0)| 0) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:54:59,386 INFO L270 CegarLoopResult]: At program point L659(line 659) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (= |old(~waterLevel~0)| 0) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:54:59,386 INFO L270 CegarLoopResult]: At program point L659-1(line 659) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (= |old(~waterLevel~0)| 0) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:54:59,386 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 653 675) no Hoare annotation was computed. [2020-10-28 16:54:59,386 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 611 634) no Hoare annotation was computed. [2020-10-28 16:54:59,386 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 611 634) no Hoare annotation was computed. [2020-10-28 16:54:59,386 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 611 634) no Hoare annotation was computed. [2020-10-28 16:54:59,386 INFO L274 CegarLoopResult]: For program point L629(line 629) no Hoare annotation was computed. [2020-10-28 16:54:59,386 INFO L274 CegarLoopResult]: For program point L628(line 628) no Hoare annotation was computed. [2020-10-28 16:54:59,386 INFO L274 CegarLoopResult]: For program point L627(line 627) no Hoare annotation was computed. [2020-10-28 16:54:59,386 INFO L274 CegarLoopResult]: For program point L626(line 626) no Hoare annotation was computed. [2020-10-28 16:54:59,386 INFO L274 CegarLoopResult]: For program point L625(line 625) no Hoare annotation was computed. [2020-10-28 16:54:59,386 INFO L274 CegarLoopResult]: For program point L624(line 624) no Hoare annotation was computed. [2020-10-28 16:54:59,386 INFO L274 CegarLoopResult]: For program point L623(line 623) no Hoare annotation was computed. [2020-10-28 16:54:59,387 INFO L274 CegarLoopResult]: For program point L622(line 622) no Hoare annotation was computed. [2020-10-28 16:54:59,387 INFO L274 CegarLoopResult]: For program point L621(line 621) no Hoare annotation was computed. [2020-10-28 16:54:59,387 INFO L274 CegarLoopResult]: For program point L620(line 620) no Hoare annotation was computed. [2020-10-28 16:54:59,387 INFO L274 CegarLoopResult]: For program point L619(line 619) no Hoare annotation was computed. [2020-10-28 16:54:59,387 INFO L274 CegarLoopResult]: For program point L618(line 618) no Hoare annotation was computed. [2020-10-28 16:54:59,387 INFO L274 CegarLoopResult]: For program point L617(line 617) no Hoare annotation was computed. [2020-10-28 16:54:59,387 INFO L274 CegarLoopResult]: For program point L616(line 616) no Hoare annotation was computed. [2020-10-28 16:54:59,387 INFO L270 CegarLoopResult]: At program point L160(line 160) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (= ~methAndRunningLastTime~0 0)) .cse0 (not (= |old(~pumpRunning~0)| 0))) (or (and (not (<= (+ |old(~pumpRunning~0)| 1) 0)) (not (<= 1 |old(~pumpRunning~0)|))) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 (= ~waterLevel~0 0)))) [2020-10-28 16:54:59,387 INFO L274 CegarLoopResult]: For program point L160-1(line 160) no Hoare annotation was computed. [2020-10-28 16:54:59,387 INFO L274 CegarLoopResult]: For program point L158(lines 158 175) no Hoare annotation was computed. [2020-10-28 16:54:59,387 INFO L270 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 154 178) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (= ~methAndRunningLastTime~0 0)) .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))) (or (and (not (<= (+ |old(~pumpRunning~0)| 1) 0)) (not (<= 1 |old(~pumpRunning~0)|))) .cse0 .cse1 (= ~waterLevel~0 0)))) [2020-10-28 16:54:59,387 INFO L270 CegarLoopResult]: At program point L173(line 173) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (= ~methAndRunningLastTime~0 0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 (not (= |old(~pumpRunning~0)| 0))) (or (and (not (<= (+ |old(~pumpRunning~0)| 1) 0)) (not (<= 1 |old(~pumpRunning~0)|))) .cse0 (= ~waterLevel~0 0)))) [2020-10-28 16:54:59,388 INFO L274 CegarLoopResult]: For program point L173-1(lines 154 178) no Hoare annotation was computed. [2020-10-28 16:54:59,388 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 154 178) no Hoare annotation was computed. [2020-10-28 16:54:59,388 INFO L270 CegarLoopResult]: At program point L168(line 168) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (= ~methAndRunningLastTime~0 0)) .cse0 (not (= |old(~pumpRunning~0)| 0))) (or (and (not (<= (+ |old(~pumpRunning~0)| 1) 0)) (not (<= 1 |old(~pumpRunning~0)|))) .cse0 (= ~waterLevel~0 0)))) [2020-10-28 16:54:59,388 INFO L270 CegarLoopResult]: At program point L164(line 164) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (= ~methAndRunningLastTime~0 0)) .cse0 (not (= |old(~pumpRunning~0)| 0))) (or (and (not (<= (+ |old(~pumpRunning~0)| 1) 0)) (not (<= 1 |old(~pumpRunning~0)|))) (and (<= 1 processEnvironment__wrappee__methaneQuery_~tmp~1) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) .cse0 (= ~waterLevel~0 0)))) [2020-10-28 16:54:59,388 INFO L274 CegarLoopResult]: For program point L162(lines 162 170) no Hoare annotation was computed. [2020-10-28 16:54:59,388 INFO L274 CegarLoopResult]: For program point stopSystemEXIT(lines 332 346) no Hoare annotation was computed. [2020-10-28 16:54:59,388 INFO L274 CegarLoopResult]: For program point L336(lines 336 342) no Hoare annotation was computed. [2020-10-28 16:54:59,388 INFO L270 CegarLoopResult]: At program point stopSystemENTRY(lines 332 346) the Hoare annotation is: (let ((.cse0 (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or (not (= ~methAndRunningLastTime~0 0)) (not (= |old(~pumpRunning~0)| 0)) .cse0) (or (and (not (<= (+ |old(~pumpRunning~0)| 1) 0)) (not (<= 1 |old(~pumpRunning~0)|))) (= |old(~systemActive~0)| 0) .cse0 (not (<= 2 ~waterLevel~0))))) [2020-10-28 16:54:59,388 INFO L274 CegarLoopResult]: For program point stopSystemFINAL(lines 332 346) no Hoare annotation was computed. [2020-10-28 16:54:59,389 INFO L270 CegarLoopResult]: At program point L338(line 338) the Hoare annotation is: (and (or (not (= ~methAndRunningLastTime~0 0)) (not (= |old(~pumpRunning~0)| 0))) (or (and (not (<= (+ |old(~pumpRunning~0)| 1) 0)) (not (<= 1 |old(~pumpRunning~0)|))) (= |old(~systemActive~0)| 0) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= 2 ~waterLevel~0)))) [2020-10-28 16:54:59,389 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 249 257) no Hoare annotation was computed. [2020-10-28 16:54:59,389 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 249 257) the Hoare annotation is: true [2020-10-28 16:54:59,389 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 249 257) no Hoare annotation was computed. [2020-10-28 16:54:59,389 INFO L277 CegarLoopResult]: At program point L320(line 320) the Hoare annotation is: true [2020-10-28 16:54:59,389 INFO L274 CegarLoopResult]: For program point L322-2(lines 322 326) no Hoare annotation was computed. [2020-10-28 16:54:59,389 INFO L274 CegarLoopResult]: For program point L320-1(line 320) no Hoare annotation was computed. [2020-10-28 16:54:59,389 INFO L277 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 313 331) the Hoare annotation is: true [2020-10-28 16:54:59,390 INFO L274 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 313 331) no Hoare annotation was computed. [2020-10-28 16:54:59,390 INFO L274 CegarLoopResult]: For program point L322(lines 322 326) no Hoare annotation was computed. [2020-10-28 16:54:59,390 INFO L274 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 313 331) no Hoare annotation was computed. [2020-10-28 16:54:59,390 INFO L274 CegarLoopResult]: For program point L288(line 288) no Hoare annotation was computed. [2020-10-28 16:54:59,390 INFO L274 CegarLoopResult]: For program point L288-1(line 288) no Hoare annotation was computed. [2020-10-28 16:54:59,390 INFO L274 CegarLoopResult]: For program point L277(lines 277 285) no Hoare annotation was computed. [2020-10-28 16:54:59,390 INFO L274 CegarLoopResult]: For program point L277-2(lines 277 285) no Hoare annotation was computed. [2020-10-28 16:54:59,390 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 258 293) no Hoare annotation was computed. [2020-10-28 16:54:59,390 INFO L274 CegarLoopResult]: For program point L265(lines 265 273) no Hoare annotation was computed. [2020-10-28 16:54:59,390 INFO L274 CegarLoopResult]: For program point L265-2(lines 265 273) no Hoare annotation was computed. [2020-10-28 16:54:59,390 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 258 293) no Hoare annotation was computed. [2020-10-28 16:54:59,391 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 258 293) no Hoare annotation was computed. [2020-10-28 16:54:59,391 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 56 62) no Hoare annotation was computed. [2020-10-28 16:54:59,391 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 56 62) the Hoare annotation is: true [2020-10-28 16:54:59,391 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 683 728) no Hoare annotation was computed. [2020-10-28 16:54:59,391 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 683 728) no Hoare annotation was computed. [2020-10-28 16:54:59,391 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 683 728) no Hoare annotation was computed. [2020-10-28 16:54:59,391 INFO L274 CegarLoopResult]: For program point L1020(lines 1020 1021) no Hoare annotation was computed. [2020-10-28 16:54:59,391 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 996 1041) no Hoare annotation was computed. [2020-10-28 16:54:59,391 INFO L274 CegarLoopResult]: For program point L1016(lines 1016 1023) no Hoare annotation was computed. [2020-10-28 16:54:59,391 INFO L274 CegarLoopResult]: For program point L1010(lines 1010 1030) no Hoare annotation was computed. [2020-10-28 16:54:59,391 INFO L274 CegarLoopResult]: For program point L1010-1(lines 1010 1030) no Hoare annotation was computed. [2020-10-28 16:54:59,391 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 1020 1021) no Hoare annotation was computed. [2020-10-28 16:54:59,391 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 1027 1028) no Hoare annotation was computed. [2020-10-28 16:54:59,392 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 996 1041) no Hoare annotation was computed. [2020-10-28 16:54:59,392 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 996 1041) no Hoare annotation was computed. [2020-10-28 16:54:59,392 INFO L274 CegarLoopResult]: For program point L1027(lines 1027 1028) no Hoare annotation was computed. [2020-10-28 16:54:59,392 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 642 652) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (= |old(~waterLevel~0)| 0) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:54:59,392 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 642 652) no Hoare annotation was computed. [2020-10-28 16:54:59,392 INFO L270 CegarLoopResult]: At program point L647(line 647) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (= |old(~waterLevel~0)| 0) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:54:59,392 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 642 652) no Hoare annotation was computed. [2020-10-28 16:54:59,392 INFO L277 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 238 248) the Hoare annotation is: true [2020-10-28 16:54:59,392 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 238 248) no Hoare annotation was computed. [2020-10-28 16:54:59,392 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 238 248) no Hoare annotation was computed. [2020-10-28 16:54:59,392 INFO L277 CegarLoopResult]: At program point L243(line 243) the Hoare annotation is: true [2020-10-28 16:54:59,392 INFO L274 CegarLoopResult]: For program point L243-1(line 243) no Hoare annotation was computed. [2020-10-28 16:54:59,392 INFO L270 CegarLoopResult]: At program point deactivatePumpENTRY(lines 230 237) the Hoare annotation is: (let ((.cse0 (and (not (<= (+ |old(~pumpRunning~0)| 1) 0)) (not (<= 1 |old(~pumpRunning~0)|)))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or .cse0 .cse1 (= 0 ~systemActive~0) (not (<= 2 ~waterLevel~0))) (or .cse0 .cse1 (not (= 1 ~systemActive~0)) (= ~waterLevel~0 0)))) [2020-10-28 16:54:59,393 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 230 237) no Hoare annotation was computed. [2020-10-28 16:54:59,393 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 230 237) no Hoare annotation was computed. [2020-10-28 16:54:59,393 INFO L274 CegarLoopResult]: For program point L560(lines 560 566) no Hoare annotation was computed. [2020-10-28 16:54:59,393 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 556 569) no Hoare annotation was computed. [2020-10-28 16:54:59,393 INFO L277 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 556 569) the Hoare annotation is: true [2020-10-28 16:54:59,393 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 556 569) no Hoare annotation was computed. [2020-10-28 16:54:59,393 INFO L270 CegarLoopResult]: At program point L190(line 190) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (= ~methAndRunningLastTime~0 0)) .cse0 (not (= |old(~pumpRunning~0)| 0))) (or (and (not (<= (+ |old(~pumpRunning~0)| 1) 0)) (not (<= 1 |old(~pumpRunning~0)|))) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 (= ~waterLevel~0 0)))) [2020-10-28 16:54:59,393 INFO L274 CegarLoopResult]: For program point L188(lines 188 196) no Hoare annotation was computed. [2020-10-28 16:54:59,393 INFO L270 CegarLoopResult]: At program point L186(line 186) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (= ~methAndRunningLastTime~0 0)) .cse0 (not (= |old(~pumpRunning~0)| 0))) (or (and (not (<= (+ |old(~pumpRunning~0)| 1) 0)) (not (<= 1 |old(~pumpRunning~0)|))) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 (= ~waterLevel~0 0)))) [2020-10-28 16:54:59,393 INFO L274 CegarLoopResult]: For program point L186-1(line 186) no Hoare annotation was computed. [2020-10-28 16:54:59,393 INFO L274 CegarLoopResult]: For program point L184(lines 184 201) no Hoare annotation was computed. [2020-10-28 16:54:59,393 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 180 204) no Hoare annotation was computed. [2020-10-28 16:54:59,394 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 180 204) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (= ~methAndRunningLastTime~0 0)) .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))) (or (and (not (<= (+ |old(~pumpRunning~0)| 1) 0)) (not (<= 1 |old(~pumpRunning~0)|))) .cse0 .cse1 (= ~waterLevel~0 0)))) [2020-10-28 16:54:59,394 INFO L270 CegarLoopResult]: At program point L199(line 199) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (= ~methAndRunningLastTime~0 0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 (not (= |old(~pumpRunning~0)| 0))) (or (and (not (<= (+ |old(~pumpRunning~0)| 1) 0)) (not (<= 1 |old(~pumpRunning~0)|))) .cse0 (= ~waterLevel~0 0)))) [2020-10-28 16:54:59,394 INFO L274 CegarLoopResult]: For program point L199-1(lines 180 204) no Hoare annotation was computed. [2020-10-28 16:54:59,394 INFO L270 CegarLoopResult]: At program point L194(line 194) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (= ~methAndRunningLastTime~0 0)) .cse0 (not (= |old(~pumpRunning~0)| 0))) (or (and (not (<= (+ |old(~pumpRunning~0)| 1) 0)) (not (<= 1 |old(~pumpRunning~0)|))) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 (= ~waterLevel~0 0)))) [2020-10-28 16:54:59,394 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 120 126) no Hoare annotation was computed. [2020-10-28 16:54:59,394 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 120 126) the Hoare annotation is: true [2020-10-28 16:54:59,394 INFO L270 CegarLoopResult]: At program point testENTRY(lines 359 426) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (= |old(~waterLevel~0)| 0) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:54:59,394 INFO L270 CegarLoopResult]: At program point L409(line 409) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (= |old(~waterLevel~0)| 0) (and .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (and .cse0 (or (<= 1 ~pumpRunning~0) (<= (+ ~pumpRunning~0 1) 0)) (not (= 0 ~systemActive~0)) (<= 2 ~waterLevel~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)))) [2020-10-28 16:54:59,394 INFO L274 CegarLoopResult]: For program point L407(lines 407 413) no Hoare annotation was computed. [2020-10-28 16:54:59,394 INFO L274 CegarLoopResult]: For program point testFINAL(lines 359 426) no Hoare annotation was computed. [2020-10-28 16:54:59,394 INFO L270 CegarLoopResult]: At program point L407-1(lines 399 414) the Hoare annotation is: (let ((.cse4 (= 1 ~systemActive~0)) (.cse3 (= ~methAndRunningLastTime~0 0)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (= 0 ~systemActive~0)) (.cse5 (<= 2 ~waterLevel~0)) (.cse2 (= ~pumpRunning~0 0))) (or (not (= |old(~systemActive~0)| 1)) (= |old(~waterLevel~0)| 0) (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse4 (or (<= 1 ~pumpRunning~0) (<= (+ ~pumpRunning~0 1) 0)) .cse5) (and .cse0 .cse4 .cse2 .cse3) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (and .cse0 .cse1 .cse5 .cse2))) [2020-10-28 16:54:59,395 INFO L274 CegarLoopResult]: For program point L370(lines 369 418) no Hoare annotation was computed. [2020-10-28 16:54:59,395 INFO L270 CegarLoopResult]: At program point L401(line 401) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (= |old(~waterLevel~0)| 0) (and .cse0 (or (<= 1 ~pumpRunning~0) (<= (+ ~pumpRunning~0 1) 0)) (<= 2 ~waterLevel~0)) (not (= |old(~pumpRunning~0)| 0)) (and .cse0 (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0)) (not (= |old(~methAndRunningLastTime~0)| 0)))) [2020-10-28 16:54:59,395 INFO L274 CegarLoopResult]: For program point L399(lines 399 414) no Hoare annotation was computed. [2020-10-28 16:54:59,395 INFO L270 CegarLoopResult]: At program point L391(line 391) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0)) (.cse3 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ~methAndRunningLastTime~0 0))) (or (not (= |old(~systemActive~0)| 1)) (= |old(~waterLevel~0)| 0) (and .cse0 (= 0 ~systemActive~0) .cse1 .cse2) (and .cse0 .cse3 (or (<= 1 ~pumpRunning~0) (<= (+ ~pumpRunning~0 1) 0)) (<= 2 ~waterLevel~0)) (and .cse0 .cse3 .cse1 .cse2) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)))) [2020-10-28 16:54:59,395 INFO L274 CegarLoopResult]: For program point L389(lines 389 395) no Hoare annotation was computed. [2020-10-28 16:54:59,395 INFO L274 CegarLoopResult]: For program point L389-1(lines 389 395) no Hoare annotation was computed. [2020-10-28 16:54:59,395 INFO L270 CegarLoopResult]: At program point L416(lines 369 418) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0)) (.cse2 (= 1 ~systemActive~0)) (.cse1 (= ~methAndRunningLastTime~0 0))) (or (not (= |old(~systemActive~0)| 1)) (= |old(~waterLevel~0)| 0) (and .cse0 (= 0 ~systemActive~0) (= ~pumpRunning~0 0) .cse1) (and .cse0 .cse2 (or (<= 1 ~pumpRunning~0) (<= (+ ~pumpRunning~0 1) 0)) (<= 2 ~waterLevel~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (and .cse0 .cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1))) [2020-10-28 16:54:59,395 INFO L270 CegarLoopResult]: At program point L381(line 381) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0)) (.cse2 (= 1 ~systemActive~0)) (.cse1 (= ~methAndRunningLastTime~0 0))) (or (not (= |old(~systemActive~0)| 1)) (= |old(~waterLevel~0)| 0) (and .cse0 (= 0 ~systemActive~0) (= ~pumpRunning~0 0) .cse1) (and .cse0 .cse2 (or (<= 1 ~pumpRunning~0) (<= (+ ~pumpRunning~0 1) 0)) (<= 2 ~waterLevel~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (and .cse0 .cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1))) [2020-10-28 16:54:59,395 INFO L274 CegarLoopResult]: For program point L379(lines 379 385) no Hoare annotation was computed. [2020-10-28 16:54:59,395 INFO L274 CegarLoopResult]: For program point L379-1(lines 379 385) no Hoare annotation was computed. [2020-10-28 16:54:59,396 INFO L274 CegarLoopResult]: For program point L371(lines 371 375) no Hoare annotation was computed. [2020-10-28 16:54:59,396 INFO L270 CegarLoopResult]: At program point L419(lines 368 420) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (= |old(~waterLevel~0)| 0) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:54:59,396 INFO L274 CegarLoopResult]: For program point testEXIT(lines 359 426) no Hoare annotation was computed. [2020-10-28 16:54:59,396 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 974 975) no Hoare annotation was computed. [2020-10-28 16:54:59,396 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 981 982) no Hoare annotation was computed. [2020-10-28 16:54:59,396 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 950 995) no Hoare annotation was computed. [2020-10-28 16:54:59,396 INFO L274 CegarLoopResult]: For program point L981(lines 981 982) no Hoare annotation was computed. [2020-10-28 16:54:59,396 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 950 995) no Hoare annotation was computed. [2020-10-28 16:54:59,396 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 950 995) no Hoare annotation was computed. [2020-10-28 16:54:59,396 INFO L274 CegarLoopResult]: For program point L974(lines 974 975) no Hoare annotation was computed. [2020-10-28 16:54:59,396 INFO L274 CegarLoopResult]: For program point L970(lines 970 977) no Hoare annotation was computed. [2020-10-28 16:54:59,396 INFO L274 CegarLoopResult]: For program point L964(lines 964 984) no Hoare annotation was computed. [2020-10-28 16:54:59,396 INFO L274 CegarLoopResult]: For program point L964-1(lines 964 984) no Hoare annotation was computed. [2020-10-28 16:54:59,396 INFO L270 CegarLoopResult]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 205 212) the Hoare annotation is: (or (not (= ~methAndRunningLastTime~0 0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (<= 2 ~waterLevel~0))) [2020-10-28 16:54:59,397 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 205 212) no Hoare annotation was computed. [2020-10-28 16:54:59,397 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 205 212) no Hoare annotation was computed. [2020-10-28 16:54:59,397 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 570 578) no Hoare annotation was computed. [2020-10-28 16:54:59,397 INFO L277 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 570 578) the Hoare annotation is: true [2020-10-28 16:54:59,397 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 570 578) no Hoare annotation was computed. [2020-10-28 16:54:59,397 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 446 474) the Hoare annotation is: (let ((.cse3 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse4 (not (= 1 ~systemActive~0))) (.cse0 (not (= ~pumpRunning~0 0))) (.cse1 (not (= 0 ~systemActive~0))) (.cse2 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (.cse5 (not (<= 2 ~waterLevel~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse3 .cse2 .cse5) (or .cse0 .cse4 .cse3 .cse2) (or .cse0 .cse4 .cse2 (= ~waterLevel~0 0)) (or .cse0 .cse1 .cse2 .cse5))) [2020-10-28 16:54:59,397 INFO L270 CegarLoopResult]: At program point L461(line 461) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0))) (.cse3 (not (= 0 ~systemActive~0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse4 (not (<= 2 ~waterLevel~0)))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse1 (= ~waterLevel~0 0)) (or .cse0 .cse3 .cse4) (or .cse0 .cse3 .cse2) (or .cse1 .cse2 .cse4))) [2020-10-28 16:54:59,397 INFO L274 CegarLoopResult]: For program point L459(lines 459 465) no Hoare annotation was computed. [2020-10-28 16:54:59,397 INFO L274 CegarLoopResult]: For program point L458(lines 458 468) no Hoare annotation was computed. [2020-10-28 16:54:59,398 INFO L270 CegarLoopResult]: At program point L456(line 456) the Hoare annotation is: (let ((.cse3 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse4 (not (= 1 ~systemActive~0))) (.cse0 (not (= ~pumpRunning~0 0))) (.cse1 (not (= 0 ~systemActive~0))) (.cse2 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (.cse5 (not (<= 2 ~waterLevel~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse3 .cse2 .cse5) (or .cse0 .cse4 .cse3 .cse2) (or .cse0 .cse4 .cse2 (= ~waterLevel~0 0)) (or .cse0 .cse1 .cse2 .cse5))) [2020-10-28 16:54:59,398 INFO L274 CegarLoopResult]: For program point L456-1(line 456) no Hoare annotation was computed. [2020-10-28 16:54:59,398 INFO L274 CegarLoopResult]: For program point L454(lines 454 471) no Hoare annotation was computed. [2020-10-28 16:54:59,398 INFO L274 CegarLoopResult]: For program point L454-1(lines 446 474) no Hoare annotation was computed. [2020-10-28 16:54:59,398 INFO L270 CegarLoopResult]: At program point L452(line 452) the Hoare annotation is: (let ((.cse3 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse4 (not (= 1 ~systemActive~0))) (.cse0 (not (= ~pumpRunning~0 0))) (.cse1 (not (= 0 ~systemActive~0))) (.cse2 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (.cse5 (not (<= 2 ~waterLevel~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse3 .cse2 .cse5) (or .cse0 .cse4 .cse3 .cse2) (or .cse0 .cse4 .cse2 (= ~waterLevel~0 0)) (or .cse0 .cse1 .cse2 .cse5))) [2020-10-28 16:54:59,398 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 446 474) no Hoare annotation was computed. [2020-10-28 16:54:59,398 INFO L274 CegarLoopResult]: For program point L452-1(line 452) no Hoare annotation was computed. [2020-10-28 16:54:59,398 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 524 546) no Hoare annotation was computed. [2020-10-28 16:54:59,398 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 524 546) no Hoare annotation was computed. [2020-10-28 16:54:59,398 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 524 546) no Hoare annotation was computed. [2020-10-28 16:54:59,398 INFO L274 CegarLoopResult]: For program point L532(lines 532 540) no Hoare annotation was computed. [2020-10-28 16:54:59,398 INFO L274 CegarLoopResult]: For program point L532-2(lines 532 540) no Hoare annotation was computed. [2020-10-28 16:54:59,399 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 438 445) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= ~waterLevel~0 0)) [2020-10-28 16:54:59,399 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 438 445) no Hoare annotation was computed. [2020-10-28 16:54:59,399 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 438 445) no Hoare annotation was computed. [2020-10-28 16:54:59,399 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 46 55) no Hoare annotation was computed. [2020-10-28 16:54:59,399 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 46 55) no Hoare annotation was computed. [2020-10-28 16:54:59,399 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 46 55) no Hoare annotation was computed. [2020-10-28 16:54:59,399 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 847 949) no Hoare annotation was computed. [2020-10-28 16:54:59,399 INFO L274 CegarLoopResult]: For program point L896-2(lines 896 916) no Hoare annotation was computed. [2020-10-28 16:54:59,399 INFO L274 CegarLoopResult]: For program point L917(lines 895 918) no Hoare annotation was computed. [2020-10-28 16:54:59,399 INFO L274 CegarLoopResult]: For program point L876(lines 876 892) no Hoare annotation was computed. [2020-10-28 16:54:59,399 INFO L274 CegarLoopResult]: For program point L936(lines 936 943) no Hoare annotation was computed. [2020-10-28 16:54:59,399 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 847 949) no Hoare annotation was computed. [2020-10-28 16:54:59,400 INFO L274 CegarLoopResult]: For program point L897(lines 896 916) no Hoare annotation was computed. [2020-10-28 16:54:59,400 INFO L274 CegarLoopResult]: For program point L928(line 928) no Hoare annotation was computed. [2020-10-28 16:54:59,400 INFO L274 CegarLoopResult]: For program point L928-1(line 928) no Hoare annotation was computed. [2020-10-28 16:54:59,400 INFO L274 CegarLoopResult]: For program point L893(lines 893 934) no Hoare annotation was computed. [2020-10-28 16:54:59,400 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 847 949) no Hoare annotation was computed. [2020-10-28 16:54:59,400 INFO L274 CegarLoopResult]: For program point L912(line 912) no Hoare annotation was computed. [2020-10-28 16:54:59,400 INFO L274 CegarLoopResult]: For program point L912-1(line 912) no Hoare annotation was computed. [2020-10-28 16:54:59,400 INFO L274 CegarLoopResult]: For program point L871(lines 871 875) no Hoare annotation was computed. [2020-10-28 16:54:59,400 INFO L274 CegarLoopResult]: For program point L935(lines 935 946) no Hoare annotation was computed. [2020-10-28 16:54:59,400 INFO L274 CegarLoopResult]: For program point L898(lines 898 902) no Hoare annotation was computed. [2020-10-28 16:54:59,401 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-28 16:54:59,401 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string79.offset| |old(#t~string79.offset)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string75.offset| |old(#t~string75.offset)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string80.base| |old(#t~string80.base)|) (= |#t~string76.base| |old(#t~string76.base)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string78.base| |old(#t~string78.base)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string77.offset| |old(#t~string77.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string76.offset| |old(#t~string76.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string20.base| |old(#t~string20.base)|) (= |#t~string80.offset| |old(#t~string80.offset)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= ~methAndRunningLastTime~0 |old(~methAndRunningLastTime~0)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string78.offset| |old(#t~string78.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string75.base| |old(#t~string75.base)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#t~string77.base| |old(#t~string77.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string79.base| |old(#t~string79.base)|)) [2020-10-28 16:54:59,401 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-28 16:54:59,401 INFO L270 CegarLoopResult]: At program point L224(line 224) the Hoare annotation is: (or (not (= ~methAndRunningLastTime~0 0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (<= 2 ~waterLevel~0))) [2020-10-28 16:54:59,401 INFO L274 CegarLoopResult]: For program point L224-1(lines 213 229) no Hoare annotation was computed. [2020-10-28 16:54:59,401 INFO L274 CegarLoopResult]: For program point L220(lines 220 226) no Hoare annotation was computed. [2020-10-28 16:54:59,401 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 213 229) no Hoare annotation was computed. [2020-10-28 16:54:59,402 INFO L270 CegarLoopResult]: At program point L218(line 218) the Hoare annotation is: (or (not (= ~methAndRunningLastTime~0 0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (<= 2 ~waterLevel~0))) [2020-10-28 16:54:59,402 INFO L274 CegarLoopResult]: For program point L218-1(line 218) no Hoare annotation was computed. [2020-10-28 16:54:59,402 INFO L270 CegarLoopResult]: At program point activatePumpENTRY(lines 213 229) the Hoare annotation is: (or (not (= ~methAndRunningLastTime~0 0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (<= 2 ~waterLevel~0))) [2020-10-28 16:54:59,402 INFO L274 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 294 312) no Hoare annotation was computed. [2020-10-28 16:54:59,402 INFO L274 CegarLoopResult]: For program point L303(lines 303 307) no Hoare annotation was computed. [2020-10-28 16:54:59,402 INFO L277 CegarLoopResult]: At program point L301(line 301) the Hoare annotation is: true [2020-10-28 16:54:59,402 INFO L274 CegarLoopResult]: For program point L303-2(lines 303 307) no Hoare annotation was computed. [2020-10-28 16:54:59,402 INFO L274 CegarLoopResult]: For program point L301-1(line 301) no Hoare annotation was computed. [2020-10-28 16:54:59,402 INFO L277 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 294 312) the Hoare annotation is: true [2020-10-28 16:54:59,403 INFO L274 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 294 312) no Hoare annotation was computed. [2020-10-28 16:54:59,403 INFO L274 CegarLoopResult]: For program point getWaterLevelENTRY(lines 547 555) no Hoare annotation was computed. [2020-10-28 16:54:59,403 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 547 555) no Hoare annotation was computed. [2020-10-28 16:54:59,403 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 547 555) no Hoare annotation was computed. [2020-10-28 16:54:59,403 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 503 514) the Hoare annotation is: (let ((.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (not (= ~pumpRunning~0 0))) (.cse3 (not (= 1 ~systemActive~0))) (.cse2 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) (and (or .cse0 .cse1 (not (= 0 ~systemActive~0)) .cse2) (or (and (not (<= 1 ~pumpRunning~0)) (not (<= (+ ~pumpRunning~0 1) 0))) .cse3 .cse2 (not (<= 2 ~waterLevel~0))) (or .cse0 .cse1 .cse3 .cse2))) [2020-10-28 16:54:59,403 INFO L274 CegarLoopResult]: For program point L507-1(lines 503 514) no Hoare annotation was computed. [2020-10-28 16:54:59,403 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 503 514) no Hoare annotation was computed. [2020-10-28 16:54:59,403 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-28 16:54:59,403 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-28 16:54:59,403 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-28 16:54:59,404 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 515 523) the Hoare annotation is: true [2020-10-28 16:54:59,404 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 515 523) no Hoare annotation was computed. [2020-10-28 16:54:59,404 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 515 523) no Hoare annotation was computed. [2020-10-28 16:54:59,404 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 96 119) the Hoare annotation is: (let ((.cse2 (not (= 0 ~systemActive~0))) (.cse3 (not (= |old(~pumpRunning~0)| 0))) (.cse5 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse0 (not (<= 2 |old(~waterLevel~0)|))) (.cse1 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse4 .cse3 .cse5) (or .cse1 .cse2 .cse3 .cse5) (or (and (not (<= (+ |old(~pumpRunning~0)| 1) 0)) (not (<= 1 |old(~pumpRunning~0)|))) .cse0 .cse1 .cse4))) [2020-10-28 16:54:59,404 INFO L270 CegarLoopResult]: At program point L109(line 109) the Hoare annotation is: (let ((.cse5 (not (<= 2 |old(~waterLevel~0)|))) (.cse2 (not (= 1 ~systemActive~0))) (.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (.cse6 (not (= 0 ~systemActive~0))) (.cse3 (not (= |old(~pumpRunning~0)| 0))) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0 .cse1) .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse3) (or (and (not (<= (+ |old(~pumpRunning~0)| 1) 0)) (not (<= 1 |old(~pumpRunning~0)|))) .cse5 .cse2 (and .cse0 .cse1 (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1)))) (or .cse6 .cse3 .cse4))) [2020-10-28 16:54:59,404 INFO L270 CegarLoopResult]: At program point L107(lines 107 113) the Hoare annotation is: (let ((.cse5 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse7 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (let ((.cse2 (not (= 0 ~systemActive~0))) (.cse1 (and .cse5 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse7)) (.cse3 (not (= |old(~pumpRunning~0)| 0))) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse0 (not (<= 2 |old(~waterLevel~0)|))) (.cse6 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse2 .cse3 .cse4) (or (and .cse5 (<= 2 ~waterLevel~0) (= ~methAndRunningLastTime~0 0)) .cse1 .cse6 .cse3 .cse4) (or (and (not (<= (+ |old(~pumpRunning~0)| 1) 0)) (not (<= 1 |old(~pumpRunning~0)|))) .cse0 (and .cse7 (= ~pumpRunning~0 0) (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1))) .cse6)))) [2020-10-28 16:54:59,405 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 96 119) no Hoare annotation was computed. [2020-10-28 16:54:59,405 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 96 119) no Hoare annotation was computed. [2020-10-28 16:54:59,405 INFO L270 CegarLoopResult]: At program point L102(line 102) the Hoare annotation is: (let ((.cse3 (not (<= 2 |old(~waterLevel~0)|))) (.cse0 (not (= 1 ~systemActive~0))) (.cse4 (not (= 0 ~systemActive~0))) (.cse1 (not (= |old(~pumpRunning~0)| 0))) (.cse2 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse1) (or (and (not (<= (+ |old(~pumpRunning~0)| 1) 0)) (not (<= 1 |old(~pumpRunning~0)|))) .cse3 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) .cse0) (or .cse4 .cse1 .cse2))) [2020-10-28 16:54:59,405 INFO L274 CegarLoopResult]: For program point L100(lines 99 118) no Hoare annotation was computed. [2020-10-28 16:54:59,405 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 581 610) no Hoare annotation was computed. [2020-10-28 16:54:59,405 INFO L277 CegarLoopResult]: At program point L606(lines 581 610) the Hoare annotation is: true [2020-10-28 16:54:59,405 INFO L277 CegarLoopResult]: At program point cleanupENTRY(lines 581 610) the Hoare annotation is: true [2020-10-28 16:54:59,405 INFO L274 CegarLoopResult]: For program point L602(line 602) no Hoare annotation was computed. [2020-10-28 16:54:59,405 INFO L274 CegarLoopResult]: For program point L595(lines 595 599) no Hoare annotation was computed. [2020-10-28 16:54:59,405 INFO L277 CegarLoopResult]: At program point L595-1(lines 595 599) the Hoare annotation is: true [2020-10-28 16:54:59,406 INFO L274 CegarLoopResult]: For program point L592(line 592) no Hoare annotation was computed. [2020-10-28 16:54:59,406 INFO L277 CegarLoopResult]: At program point L591-2(lines 591 605) the Hoare annotation is: true [2020-10-28 16:54:59,406 INFO L277 CegarLoopResult]: At program point L587(line 587) the Hoare annotation is: true [2020-10-28 16:54:59,406 INFO L274 CegarLoopResult]: For program point L587-1(line 587) no Hoare annotation was computed. [2020-10-28 16:54:59,406 INFO L270 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 479 490) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (<= 2 |old(~waterLevel~0)|)) (and (not (<= 1 ~pumpRunning~0)) (not (<= (+ ~pumpRunning~0 1) 0))) (not (= 1 ~systemActive~0))) [2020-10-28 16:54:59,406 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 479 490) no Hoare annotation was computed. [2020-10-28 16:54:59,406 INFO L274 CegarLoopResult]: For program point L483-1(lines 479 490) no Hoare annotation was computed. [2020-10-28 16:54:59,406 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 635 641) no Hoare annotation was computed. [2020-10-28 16:54:59,406 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 635 641) the Hoare annotation is: true [2020-10-28 16:54:59,406 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-28 16:54:59,407 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (not (= ~waterLevel~0 0)) (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0)) [2020-10-28 16:54:59,407 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-28 16:54:59,407 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-28 16:54:59,407 INFO L274 CegarLoopResult]: For program point startSystemEXIT(lines 347 354) no Hoare annotation was computed. [2020-10-28 16:54:59,407 INFO L270 CegarLoopResult]: At program point startSystemENTRY(lines 347 354) the Hoare annotation is: (let ((.cse0 (= |old(~systemActive~0)| ~systemActive~0))) (and (or .cse0 (not (= ~methAndRunningLastTime~0 0)) (not (= ~pumpRunning~0 0))) (or .cse0 (and (not (<= 1 ~pumpRunning~0)) (not (<= (+ ~pumpRunning~0 1) 0))) (not (<= 2 ~waterLevel~0))))) [2020-10-28 16:54:59,407 INFO L274 CegarLoopResult]: For program point startSystemFINAL(lines 347 354) no Hoare annotation was computed. [2020-10-28 16:54:59,407 INFO L270 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 128 152) the Hoare annotation is: (or (not (= ~methAndRunningLastTime~0 0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-28 16:54:59,407 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 128 152) no Hoare annotation was computed. [2020-10-28 16:54:59,407 INFO L270 CegarLoopResult]: At program point L147(line 147) the Hoare annotation is: (or (not (= ~methAndRunningLastTime~0 0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-28 16:54:59,408 INFO L274 CegarLoopResult]: For program point L147-1(lines 128 152) no Hoare annotation was computed. [2020-10-28 16:54:59,408 INFO L270 CegarLoopResult]: At program point L142(line 142) the Hoare annotation is: (or (not (= ~methAndRunningLastTime~0 0)) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= processEnvironment__wrappee__highWaterSensor_~tmp~0 0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-28 16:54:59,408 INFO L270 CegarLoopResult]: At program point L138(line 138) the Hoare annotation is: (or (not (= ~methAndRunningLastTime~0 0)) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= 2 ~waterLevel~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-28 16:54:59,408 INFO L274 CegarLoopResult]: For program point L136(lines 136 144) no Hoare annotation was computed. [2020-10-28 16:54:59,408 INFO L270 CegarLoopResult]: At program point L134(line 134) the Hoare annotation is: (or (not (= ~methAndRunningLastTime~0 0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-28 16:54:59,408 INFO L274 CegarLoopResult]: For program point L134-1(line 134) no Hoare annotation was computed. [2020-10-28 16:54:59,408 INFO L274 CegarLoopResult]: For program point L132(lines 132 149) no Hoare annotation was computed. [2020-10-28 16:54:59,408 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 491 502) no Hoare annotation was computed. [2020-10-28 16:54:59,408 INFO L274 CegarLoopResult]: For program point L495-1(lines 491 502) no Hoare annotation was computed. [2020-10-28 16:54:59,408 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 491 502) the Hoare annotation is: (let ((.cse2 (not (= ~methAndRunningLastTime~0 0))) (.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (not (= ~pumpRunning~0 0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) (and (not (<= 1 ~pumpRunning~0)) (not (<= (+ ~pumpRunning~0 1) 0))) .cse1) (or .cse2 .cse0 .cse3 (not (= 0 ~systemActive~0))) (or .cse2 .cse0 .cse3 .cse1))) [2020-10-28 16:54:59,409 INFO L274 CegarLoopResult]: For program point L432(line 432) no Hoare annotation was computed. [2020-10-28 16:54:59,409 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 428 435) no Hoare annotation was computed. [2020-10-28 16:54:59,409 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 428 435) the Hoare annotation is: true [2020-10-28 16:54:59,409 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 428 435) no Hoare annotation was computed. [2020-10-28 16:54:59,427 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 04:54:59 BoogieIcfgContainer [2020-10-28 16:54:59,427 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-28 16:54:59,429 INFO L168 Benchmark]: Toolchain (without parser) took 188409.52 ms. Allocated memory was 162.5 MB in the beginning and 1.1 GB in the end (delta: 935.3 MB). Free memory was 136.5 MB in the beginning and 629.7 MB in the end (delta: -493.2 MB). Peak memory consumption was 689.8 MB. Max. memory is 8.0 GB. [2020-10-28 16:54:59,429 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 162.5 MB. Free memory is still 135.7 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-28 16:54:59,430 INFO L168 Benchmark]: CACSL2BoogieTranslator took 573.99 ms. Allocated memory is still 162.5 MB. Free memory was 135.9 MB in the beginning and 112.8 MB in the end (delta: 23.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. [2020-10-28 16:54:59,430 INFO L168 Benchmark]: Boogie Preprocessor took 182.36 ms. Allocated memory is still 162.5 MB. Free memory was 112.8 MB in the beginning and 143.2 MB in the end (delta: -30.4 MB). Peak memory consumption was 7.0 MB. Max. memory is 8.0 GB. [2020-10-28 16:54:59,431 INFO L168 Benchmark]: RCFGBuilder took 1647.63 ms. Allocated memory was 162.5 MB in the beginning and 228.6 MB in the end (delta: 66.1 MB). Free memory was 143.2 MB in the beginning and 206.3 MB in the end (delta: -63.1 MB). Peak memory consumption was 94.4 MB. Max. memory is 8.0 GB. [2020-10-28 16:54:59,431 INFO L168 Benchmark]: TraceAbstraction took 185987.99 ms. Allocated memory was 228.6 MB in the beginning and 1.1 GB in the end (delta: 869.3 MB). Free memory was 205.8 MB in the beginning and 629.7 MB in the end (delta: -423.9 MB). Peak memory consumption was 692.3 MB. Max. memory is 8.0 GB. [2020-10-28 16:54:59,434 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 162.5 MB. Free memory is still 135.7 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 573.99 ms. Allocated memory is still 162.5 MB. Free memory was 135.9 MB in the beginning and 112.8 MB in the end (delta: 23.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 182.36 ms. Allocated memory is still 162.5 MB. Free memory was 112.8 MB in the beginning and 143.2 MB in the end (delta: -30.4 MB). Peak memory consumption was 7.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1647.63 ms. Allocated memory was 162.5 MB in the beginning and 228.6 MB in the end (delta: 66.1 MB). Free memory was 143.2 MB in the beginning and 206.3 MB in the end (delta: -63.1 MB). Peak memory consumption was 94.4 MB. Max. memory is 8.0 GB. * TraceAbstraction took 185987.99 ms. Allocated memory was 228.6 MB in the beginning and 1.1 GB in the end (delta: 869.3 MB). Free memory was 205.8 MB in the beginning and 629.7 MB in the end (delta: -423.9 MB). Peak memory consumption was 692.3 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: 981]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 974]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1020]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1027]: 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: 369]: Loop Invariant Derived loop invariant: (((((!(\old(systemActive) == 1) || \old(waterLevel) == 0) || (((splverifierCounter <= 0 && 0 == systemActive) && pumpRunning == 0) && methAndRunningLastTime == 0)) || (((splverifierCounter <= 0 && 1 == systemActive) && (1 <= pumpRunning || pumpRunning + 1 <= 0)) && 2 <= waterLevel)) || !(\old(pumpRunning) == 0)) || !(\old(methAndRunningLastTime) == 0)) || (((splverifierCounter <= 0 && 1 == systemActive) && pumpRunning == \old(pumpRunning)) && methAndRunningLastTime == 0) - InvariantResult [Line: 591]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 581]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 368]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || \old(waterLevel) == 0) || !(\old(pumpRunning) == 0)) || !(\old(methAndRunningLastTime) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 46 procedures, 279 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 113.5s, OverallIterations: 10, TraceHistogramMax: 4, AutomataDifference: 51.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 72.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1653 SDtfs, 3901 SDslu, 1665 SDs, 0 SdLazy, 9632 SolverSat, 3240 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 27.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 616 GetRequests, 438 SyntacticMatches, 7 SemanticMatches, 171 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1213 ImplicationChecksByTransitivity, 21.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2689occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 2.3s AutomataMinimizationTime, 10 MinimizatonAttempts, 1891 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 76 LocationsWithAnnotation, 3491 PreInvPairs, 3702 NumberOfFragments, 2402 HoareAnnotationTreeSize, 3491 FomulaSimplifications, 3084508500 FormulaSimplificationTreeSizeReduction, 17.9s HoareSimplificationTime, 76 FomulaSimplificationsInter, 24103696 FormulaSimplificationTreeSizeReductionInter, 54.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 58.3s InterpolantComputationTime, 1250 NumberOfCodeBlocks, 1250 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 1240 ConstructedInterpolants, 0 QuantifiedInterpolants, 530360 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 4 PerfectInterpolantSequences, 331/354 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...