/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=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.3 --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_spec4_product55.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 11:46:26,274 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 11:46:26,277 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 11:46:26,313 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 11:46:26,314 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 11:46:26,316 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 11:46:26,318 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 11:46:26,320 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 11:46:26,323 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 11:46:26,324 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 11:46:26,326 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 11:46:26,327 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 11:46:26,328 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 11:46:26,329 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 11:46:26,331 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 11:46:26,332 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 11:46:26,334 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 11:46:26,335 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 11:46:26,337 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 11:46:26,340 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 11:46:26,342 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 11:46:26,344 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 11:46:26,345 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 11:46:26,346 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 11:46:26,375 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 11:46:26,376 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 11:46:26,376 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 11:46:26,380 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 11:46:26,381 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 11:46:26,382 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 11:46:26,383 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 11:46:26,386 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 11:46:26,387 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 11:46:26,388 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 11:46:26,390 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 11:46:26,391 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 11:46:26,392 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 11:46:26,392 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 11:46:26,392 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 11:46:26,394 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 11:46:26,396 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 11:46:26,397 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 [2020-10-29 11:46:26,439 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 11:46:26,440 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 11:46:26,441 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 11:46:26,442 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 11:46:26,442 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 11:46:26,442 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 11:46:26,442 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 11:46:26,443 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 11:46:26,443 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 11:46:26,443 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 11:46:26,444 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 11:46:26,444 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 11:46:26,444 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 11:46:26,444 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 11:46:26,445 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 11:46:26,445 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 11:46:26,445 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 11:46:26,445 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 11:46:26,446 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 11:46:26,446 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 11:46:26,446 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 11:46:26,446 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 11:46:26,447 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 11:46:26,447 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 11:46:26,447 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 11:46:26,448 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 11:46:26,448 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 11:46:26,448 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 11:46:26,448 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 11:46:26,449 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 11:46:26,940 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 11:46:26,979 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 11:46:26,983 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 11:46:26,985 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 11:46:26,985 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 11:46:26,987 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product55.cil.c [2020-10-29 11:46:27,077 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/43cb1132e/e9183960a6134e4cbcea537fcfe587af/FLAG3baf88f58 [2020-10-29 11:46:27,719 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 11:46:27,720 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec4_product55.cil.c [2020-10-29 11:46:27,746 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/43cb1132e/e9183960a6134e4cbcea537fcfe587af/FLAG3baf88f58 [2020-10-29 11:46:28,013 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/43cb1132e/e9183960a6134e4cbcea537fcfe587af [2020-10-29 11:46:28,018 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 11:46:28,025 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 11:46:28,027 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 11:46:28,027 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 11:46:28,032 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 11:46:28,033 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:46:28" (1/1) ... [2020-10-29 11:46:28,038 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a81d6b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:46:28, skipping insertion in model container [2020-10-29 11:46:28,038 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:46:28" (1/1) ... [2020-10-29 11:46:28,047 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 11:46:28,121 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 11:46:28,420 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:46:28,445 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 11:46:28,595 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:46:28,641 INFO L208 MainTranslator]: Completed translation [2020-10-29 11:46:28,641 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:46:28 WrapperNode [2020-10-29 11:46:28,642 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 11:46:28,643 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 11:46:28,643 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 11:46:28,643 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 11:46:28,657 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:46:28" (1/1) ... [2020-10-29 11:46:28,657 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:46:28" (1/1) ... [2020-10-29 11:46:28,683 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:46:28" (1/1) ... [2020-10-29 11:46:28,684 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:46:28" (1/1) ... [2020-10-29 11:46:28,731 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:46:28" (1/1) ... [2020-10-29 11:46:28,772 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:46:28" (1/1) ... [2020-10-29 11:46:28,780 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:46:28" (1/1) ... [2020-10-29 11:46:28,804 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 11:46:28,816 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 11:46:28,816 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 11:46:28,816 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 11:46:28,822 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:46:28" (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 [2020-10-29 11:46:28,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 11:46:28,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 11:46:28,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-29 11:46:28,914 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 11:46:28,914 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-29 11:46:28,915 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-29 11:46:28,915 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-29 11:46:28,916 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-10-29 11:46:28,916 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2020-10-29 11:46:28,916 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-29 11:46:28,917 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-29 11:46:28,918 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-29 11:46:28,918 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-29 11:46:28,918 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-29 11:46:28,918 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-29 11:46:28,920 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-29 11:46:28,921 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-29 11:46:28,921 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-29 11:46:28,921 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-10-29 11:46:28,921 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-29 11:46:28,921 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-29 11:46:28,921 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-29 11:46:28,921 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-29 11:46:28,922 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-29 11:46:28,922 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-29 11:46:28,922 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-29 11:46:28,922 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-29 11:46:28,922 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-29 11:46:28,922 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 11:46:28,922 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-29 11:46:28,923 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-29 11:46:28,923 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-29 11:46:28,923 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-29 11:46:28,923 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-29 11:46:28,924 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-29 11:46:28,924 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-29 11:46:28,924 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-29 11:46:28,924 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-29 11:46:28,924 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-29 11:46:28,924 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-29 11:46:28,925 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-29 11:46:28,925 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-29 11:46:28,925 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-29 11:46:28,925 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 11:46:28,925 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 11:46:28,925 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 11:46:28,925 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 11:46:28,926 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 11:46:28,926 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-29 11:46:28,926 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-29 11:46:28,926 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-29 11:46:28,926 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-29 11:46:28,927 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-29 11:46:28,927 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-29 11:46:28,927 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-29 11:46:28,927 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-29 11:46:28,928 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-29 11:46:28,928 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-29 11:46:28,928 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-29 11:46:28,928 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-29 11:46:28,928 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-29 11:46:28,929 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-29 11:46:28,929 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-29 11:46:28,929 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-29 11:46:28,929 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-10-29 11:46:28,929 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-29 11:46:28,929 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-29 11:46:28,929 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-29 11:46:28,929 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-10-29 11:46:28,930 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-29 11:46:28,930 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2020-10-29 11:46:28,930 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-29 11:46:28,932 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-29 11:46:28,932 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-29 11:46:28,933 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-29 11:46:28,934 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-29 11:46:28,934 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-29 11:46:28,934 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-29 11:46:28,934 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-29 11:46:28,935 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-29 11:46:28,935 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-29 11:46:28,935 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 11:46:28,935 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-29 11:46:28,936 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-29 11:46:28,936 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-29 11:46:28,936 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-29 11:46:28,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-29 11:46:28,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 11:46:28,937 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-29 11:46:28,937 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-29 11:46:28,942 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 11:46:28,942 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-29 11:46:28,942 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-29 11:46:28,942 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 11:46:28,942 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-29 11:46:28,942 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-29 11:46:28,943 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-29 11:46:28,943 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 11:46:28,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 11:46:28,943 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 11:46:30,254 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 11:46:30,254 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-29 11:46:30,257 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:46:30 BoogieIcfgContainer [2020-10-29 11:46:30,257 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 11:46:30,259 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 11:46:30,259 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 11:46:30,262 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 11:46:30,263 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 11:46:28" (1/3) ... [2020-10-29 11:46:30,264 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6bc7d329 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:46:30, skipping insertion in model container [2020-10-29 11:46:30,264 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:46:28" (2/3) ... [2020-10-29 11:46:30,264 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6bc7d329 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:46:30, skipping insertion in model container [2020-10-29 11:46:30,264 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:46:30" (3/3) ... [2020-10-29 11:46:30,266 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product55.cil.c [2020-10-29 11:46:30,278 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 11:46:30,284 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-29 11:46:30,298 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-29 11:46:30,326 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 11:46:30,326 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 11:46:30,326 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 11:46:30,326 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 11:46:30,326 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 11:46:30,326 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 11:46:30,326 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 11:46:30,327 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 11:46:30,350 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states. [2020-10-29 11:46:30,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-29 11:46:30,360 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:46:30,361 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:46:30,362 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]=== [2020-10-29 11:46:30,368 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:46:30,368 INFO L82 PathProgramCache]: Analyzing trace with hash 1191054106, now seen corresponding path program 1 times [2020-10-29 11:46:30,378 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:46:30,378 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2089563018] [2020-10-29 11:46:30,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:46:30,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:30,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:30,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:31,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:33,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:33,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:35,695 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:35,696 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-29 11:46:35,697 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 11:46:35,704 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-29 11:46:35,713 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:35,713 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:35,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 11:46:35,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:46:35,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-29 11:46:35,714 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 9 [2020-10-29 11:46:36,135 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:46:36,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:46:36,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:36,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:36,303 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:36,304 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:46:36,304 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:36,304 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 117 [2020-10-29 11:46:36,304 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:36,305 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:36,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:46:36,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:36,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:46:36,305 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:46:36,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:46:36,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:36,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:36,343 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:36,343 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:46:36,343 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:36,344 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:46:36,344 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:36,344 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:36,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:46:36,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:36,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:46:36,345 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:46:36,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:46:36,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:36,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:36,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:36,355 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:46:36,355 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:36,355 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:46:36,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:36,356 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:36,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:46:36,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:36,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:46:36,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:46:36,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:46:36,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:36,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:36,368 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:36,368 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:46:36,368 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:36,369 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:46:36,369 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:36,369 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:36,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:46:36,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:36,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:46:36,370 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:36,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:46:36,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:36,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:36,391 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:36,391 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:46:36,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:36,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:46:36,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:36,392 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:36,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:46:36,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:36,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:46:36,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:46:36,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-29 11:46:36,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:36,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:36,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:36,402 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:46:36,402 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:36,402 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:46:36,402 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:36,403 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:36,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:46:36,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:46:36,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:46:36,403 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:46:36,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-29 11:46:36,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:36,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:36,412 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:36,412 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:46:36,413 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:36,413 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:46:36,413 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:36,413 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:36,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:46:36,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:46:36,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:46:36,414 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:36,457 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 11:46:36,458 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2089563018] [2020-10-29 11:46:36,460 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:46:36,460 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-29 11:46:36,461 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [326655523] [2020-10-29 11:46:36,467 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-29 11:46:36,467 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:46:36,482 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-29 11:46:36,483 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-29 11:46:36,486 INFO L87 Difference]: Start difference. First operand 199 states. Second operand 4 states. [2020-10-29 11:46:36,942 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:46:39,737 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:46:39,738 INFO L93 Difference]: Finished difference Result 516 states and 678 transitions. [2020-10-29 11:46:39,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-29 11:46:39,740 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-10-29 11:46:39,741 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:46:39,758 INFO L225 Difference]: With dead ends: 516 [2020-10-29 11:46:39,758 INFO L226 Difference]: Without dead ends: 338 [2020-10-29 11:46:39,764 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 17 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-29 11:46:39,785 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 338 states. [2020-10-29 11:46:39,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 338 to 275. [2020-10-29 11:46:39,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 275 states. [2020-10-29 11:46:39,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 275 states and 332 transitions. [2020-10-29 11:46:39,981 INFO L78 Accepts]: Start accepts. Automaton has 275 states and 332 transitions. Word has length 47 [2020-10-29 11:46:39,982 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:46:39,982 INFO L481 AbstractCegarLoop]: Abstraction has 275 states and 332 transitions. [2020-10-29 11:46:39,982 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-29 11:46:39,982 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 332 transitions. [2020-10-29 11:46:39,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-10-29 11:46:39,997 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:46:39,997 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] [2020-10-29 11:46:39,997 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 11:46:39,998 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]=== [2020-10-29 11:46:39,998 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:46:39,998 INFO L82 PathProgramCache]: Analyzing trace with hash 1656703768, now seen corresponding path program 1 times [2020-10-29 11:46:39,999 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:46:39,999 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [500482110] [2020-10-29 11:46:39,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:46:40,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:40,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:40,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:40,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:42,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:45,053 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:45,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 90 [2020-10-29 11:46:45,054 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 11:46:45,054 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-29 11:46:45,054 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:45,054 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:45,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-29 11:46:45,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:46:45,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 70 [2020-10-29 11:46:45,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:46:45,499 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:46:45,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:46:45,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:45,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:45,629 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:45,629 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:46:45,630 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:45,630 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 105 [2020-10-29 11:46:45,630 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:45,630 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:45,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:46:45,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:45,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:46:45,631 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:46:45,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:46:45,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:45,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:45,660 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:45,660 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:46:45,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:45,665 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:46:45,666 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:45,666 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:45,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:46:45,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:45,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:46:45,667 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:46:45,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:46:45,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:45,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:45,675 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:45,675 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:46:45,675 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:45,675 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:46:45,675 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:45,676 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:45,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:46:45,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:45,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:46:45,676 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:45,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:46:45,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:45,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:45,682 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:45,682 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:46:45,683 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:45,683 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:46:45,683 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:45,683 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:45,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:46:45,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:45,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:46:45,684 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:46:45,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:46:45,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:45,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:45,696 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:45,696 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:46:45,696 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:45,696 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:46:45,697 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:45,697 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:45,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:46:45,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:45,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:46:45,698 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:46:45,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-29 11:46:45,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:45,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:45,720 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:45,721 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:46:45,721 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:45,721 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:46:45,721 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:45,721 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:45,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:46:45,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:45,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 11:46:45,722 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:45,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-29 11:46:45,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:45,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:45,730 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:45,731 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:46:45,731 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:45,731 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:46:45,731 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:45,732 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:45,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:46:45,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:45,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:46:45,732 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:46:45,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-29 11:46:45,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:45,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:45,752 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:45,752 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:46:45,752 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:45,752 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:46:45,752 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:45,753 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:45,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:46:45,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:46:45,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:46:45,755 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-29 11:46:45,775 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 11:46:45,776 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [500482110] [2020-10-29 11:46:45,776 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:46:45,776 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-29 11:46:45,778 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1404466110] [2020-10-29 11:46:45,780 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-29 11:46:45,781 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:46:45,781 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-29 11:46:45,782 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-29 11:46:45,782 INFO L87 Difference]: Start difference. First operand 275 states and 332 transitions. Second operand 8 states. [2020-10-29 11:46:46,400 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:46:48,085 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:46:48,683 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:46:49,248 WARN L193 SmtUtils]: Spent 399.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:46:49,692 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:46:51,988 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:46:51,988 INFO L93 Difference]: Finished difference Result 887 states and 1194 transitions. [2020-10-29 11:46:51,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-29 11:46:51,989 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 58 [2020-10-29 11:46:51,990 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:46:52,001 INFO L225 Difference]: With dead ends: 887 [2020-10-29 11:46:52,002 INFO L226 Difference]: Without dead ends: 636 [2020-10-29 11:46:52,007 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=54, Invalid=128, Unknown=0, NotChecked=0, Total=182 [2020-10-29 11:46:52,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 636 states. [2020-10-29 11:46:52,221 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 636 to 532. [2020-10-29 11:46:52,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 532 states. [2020-10-29 11:46:52,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 532 states and 662 transitions. [2020-10-29 11:46:52,236 INFO L78 Accepts]: Start accepts. Automaton has 532 states and 662 transitions. Word has length 58 [2020-10-29 11:46:52,236 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:46:52,237 INFO L481 AbstractCegarLoop]: Abstraction has 532 states and 662 transitions. [2020-10-29 11:46:52,237 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-29 11:46:52,237 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 662 transitions. [2020-10-29 11:46:52,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-10-29 11:46:52,245 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:46:52,245 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] [2020-10-29 11:46:52,245 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 11:46:52,246 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]=== [2020-10-29 11:46:52,246 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:46:52,246 INFO L82 PathProgramCache]: Analyzing trace with hash -1555199566, now seen corresponding path program 1 times [2020-10-29 11:46:52,246 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:46:52,247 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [768219829] [2020-10-29 11:46:52,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:46:52,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:52,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:52,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:53,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:53,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:55,081 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:55,082 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-10-29 11:46:55,082 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 11:46:55,082 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2799 [2020-10-29 11:46:55,082 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:55,082 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:55,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-29 11:46:55,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:46:55,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 84 [2020-10-29 11:46:55,083 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:55,521 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:46:55,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:46:55,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:55,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:55,643 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:55,643 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:46:55,644 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:55,644 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 95 [2020-10-29 11:46:55,644 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:55,644 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:55,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:46:55,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:55,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:46:55,645 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:46:55,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:46:55,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:55,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:55,670 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:55,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:46:55,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:55,670 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:46:55,670 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:55,671 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:55,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:46:55,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:55,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:46:55,671 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:55,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:46:55,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:55,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:55,676 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:55,677 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:46:55,677 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:55,677 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:46:55,677 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:55,678 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:55,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:46:55,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:55,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:46:55,678 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:55,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:46:55,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:55,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:55,692 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:55,693 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:46:55,693 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:55,693 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 11:46:55,693 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:55,693 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:55,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:46:55,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:55,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:46:55,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-29 11:46:55,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:46:55,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:55,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:55,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:55,708 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:46:55,710 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:55,710 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:46:55,710 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:55,711 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:55,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:46:55,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:55,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:46:55,714 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-29 11:46:55,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-29 11:46:55,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:55,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:55,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:55,745 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:55,746 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:46:55,746 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:46:55,746 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 11:46:55,746 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:55,747 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:55,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:46:55,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:46:55,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-29 11:46:55,747 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:46:55,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-29 11:46:55,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:55,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:55,845 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:55,845 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:46:55,846 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:55,846 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:46:55,846 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:55,846 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:55,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:46:55,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:55,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:46:55,847 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:46:55,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-29 11:46:55,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:55,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:55,857 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:55,858 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:46:55,858 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:55,858 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 11:46:55,858 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:55,859 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:55,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:46:55,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:55,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:46:55,860 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:55,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-29 11:46:55,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:55,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:55,868 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:55,869 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:46:55,869 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:55,869 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:46:55,869 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:55,869 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:55,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:46:55,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:55,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:46:55,870 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:55,905 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 11:46:55,906 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [768219829] [2020-10-29 11:46:55,907 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:46:55,907 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-29 11:46:55,907 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1240564609] [2020-10-29 11:46:55,908 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-29 11:46:55,908 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:46:55,908 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-29 11:46:55,908 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-10-29 11:46:55,909 INFO L87 Difference]: Start difference. First operand 532 states and 662 transitions. Second operand 10 states. [2020-10-29 11:46:56,532 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:46:58,015 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:46:58,518 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:46:58,967 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:46:59,951 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:47:00,491 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:47:02,980 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:47:02,980 INFO L93 Difference]: Finished difference Result 1378 states and 1981 transitions. [2020-10-29 11:47:02,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-29 11:47:02,985 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 62 [2020-10-29 11:47:02,985 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:47:03,001 INFO L225 Difference]: With dead ends: 1378 [2020-10-29 11:47:03,002 INFO L226 Difference]: Without dead ends: 870 [2020-10-29 11:47:03,011 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=115, Invalid=265, Unknown=0, NotChecked=0, Total=380 [2020-10-29 11:47:03,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 870 states. [2020-10-29 11:47:03,278 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 870 to 714. [2020-10-29 11:47:03,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 714 states. [2020-10-29 11:47:03,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 714 states and 915 transitions. [2020-10-29 11:47:03,289 INFO L78 Accepts]: Start accepts. Automaton has 714 states and 915 transitions. Word has length 62 [2020-10-29 11:47:03,291 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:47:03,291 INFO L481 AbstractCegarLoop]: Abstraction has 714 states and 915 transitions. [2020-10-29 11:47:03,291 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-29 11:47:03,291 INFO L276 IsEmpty]: Start isEmpty. Operand 714 states and 915 transitions. [2020-10-29 11:47:03,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2020-10-29 11:47:03,296 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:47:03,297 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:47:03,297 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-29 11:47:03,297 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]=== [2020-10-29 11:47:03,298 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:47:03,298 INFO L82 PathProgramCache]: Analyzing trace with hash -975634829, now seen corresponding path program 1 times [2020-10-29 11:47:03,298 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:47:03,298 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2024618427] [2020-10-29 11:47:03,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:47:03,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:03,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:03,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:03,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:08,370 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:08,370 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-29 11:47:08,371 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 11:47:08,371 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5022 [2020-10-29 11:47:08,371 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:08,371 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:08,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-29 11:47:08,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:47:08,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 80 [2020-10-29 11:47:08,372 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:08,829 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:47:08,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:47:08,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:08,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:08,936 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:08,937 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:08,937 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:08,937 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 85 [2020-10-29 11:47:08,937 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:08,937 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:08,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:08,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:08,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:47:08,938 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:08,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:47:08,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:08,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:08,958 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:08,959 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:47:08,959 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:08,959 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:08,959 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:08,959 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:08,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:08,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:08,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:47:08,960 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:08,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:47:08,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:08,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:08,964 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:08,965 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:47:08,965 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:08,965 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:08,965 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:08,965 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:08,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:08,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:08,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:47:08,966 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:08,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:47:08,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:08,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:08,971 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:08,971 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:08,971 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:08,971 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:08,971 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:08,971 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:08,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:08,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:08,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:47:08,972 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:08,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:47:08,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:08,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:08,976 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:08,977 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:47:08,977 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:08,977 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:08,977 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:08,977 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:08,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:08,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:08,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:47:08,978 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:08,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 11:47:09,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:09,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:09,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:09,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:09,014 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:09,014 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 11:47:09,014 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:09,014 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:09,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:47:09,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:47:09,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 11:47:09,015 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:47:09,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-29 11:47:09,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:09,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:09,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:09,112 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:09,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-29 11:47:09,113 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:47:09,113 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-29 11:47:09,113 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:09,113 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:09,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:09,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-29 11:47:09,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-29 11:47:09,114 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:09,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:47:09,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:09,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:09,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:09,180 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:09,180 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-29 11:47:09,180 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:47:09,180 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-10-29 11:47:09,181 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:09,181 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:09,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:09,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:09,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-29 11:47:09,181 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:09,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:47:09,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:09,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:09,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:09,234 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:09,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-29 11:47:09,234 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:47:09,234 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-29 11:47:09,234 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:09,235 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:09,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:09,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:09,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-29 11:47:09,235 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:09,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:47:09,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:09,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:09,250 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:09,251 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:47:09,251 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:09,251 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:47:09,251 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:09,251 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:09,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:09,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:09,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 11:47:09,252 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:09,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:47:09,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:09,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:09,259 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:09,259 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:47:09,259 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:09,259 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:47:09,260 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:09,260 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:09,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:09,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:09,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-29 11:47:09,261 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:09,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:47:09,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:09,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:09,266 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:09,266 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:09,266 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:09,266 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:09,267 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:09,267 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:09,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:09,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:09,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:47:09,267 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:09,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-10-29 11:47:09,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:09,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:09,274 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:09,274 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:09,274 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:09,274 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:09,275 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:09,275 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:09,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:09,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:47:09,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:09,275 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:09,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2020-10-29 11:47:09,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:09,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:09,281 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:09,281 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:09,281 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:09,281 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:09,282 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:09,282 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:09,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:09,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:47:09,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:09,282 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:09,303 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 11:47:09,304 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2024618427] [2020-10-29 11:47:09,304 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:47:09,304 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-29 11:47:09,305 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [219704810] [2020-10-29 11:47:09,306 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-29 11:47:09,306 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:47:09,307 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-29 11:47:09,307 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-10-29 11:47:09,307 INFO L87 Difference]: Start difference. First operand 714 states and 915 transitions. Second operand 9 states. [2020-10-29 11:47:09,878 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:47:10,693 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:47:12,853 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:47:18,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:47:18,271 INFO L93 Difference]: Finished difference Result 2581 states and 3920 transitions. [2020-10-29 11:47:18,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-10-29 11:47:18,272 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 89 [2020-10-29 11:47:18,273 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:47:18,290 INFO L225 Difference]: With dead ends: 2581 [2020-10-29 11:47:18,290 INFO L226 Difference]: Without dead ends: 2144 [2020-10-29 11:47:18,295 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 38 SyntacticMatches, 1 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=126, Invalid=380, Unknown=0, NotChecked=0, Total=506 [2020-10-29 11:47:18,299 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2144 states. [2020-10-29 11:47:18,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2144 to 1816. [2020-10-29 11:47:18,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1816 states. [2020-10-29 11:47:18,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1816 states to 1816 states and 2411 transitions. [2020-10-29 11:47:18,687 INFO L78 Accepts]: Start accepts. Automaton has 1816 states and 2411 transitions. Word has length 89 [2020-10-29 11:47:18,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:47:18,687 INFO L481 AbstractCegarLoop]: Abstraction has 1816 states and 2411 transitions. [2020-10-29 11:47:18,687 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-29 11:47:18,688 INFO L276 IsEmpty]: Start isEmpty. Operand 1816 states and 2411 transitions. [2020-10-29 11:47:18,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2020-10-29 11:47:18,690 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:47:18,690 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:47:18,691 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-29 11:47:18,691 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]=== [2020-10-29 11:47:18,691 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:47:18,692 INFO L82 PathProgramCache]: Analyzing trace with hash -645869068, now seen corresponding path program 1 times [2020-10-29 11:47:18,692 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:47:18,692 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1500519271] [2020-10-29 11:47:18,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:47:18,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:18,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:18,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:18,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:19,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:23,732 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:23,732 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-29 11:47:23,732 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 11:47:23,733 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-29 11:47:23,733 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:23,733 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:23,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-10-29 11:47:23,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:47:23,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 113 [2020-10-29 11:47:23,733 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:24,164 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:47:24,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:47:24,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:24,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:24,249 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:24,250 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:24,250 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:24,250 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 65 [2020-10-29 11:47:24,250 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:24,250 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:24,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:24,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:24,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:47:24,251 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:24,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:47:24,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:24,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:24,270 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:24,270 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:47:24,270 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:24,270 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:24,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:24,271 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:24,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:24,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:24,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:47:24,271 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:24,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:47:24,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:24,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:24,276 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:24,276 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:47:24,276 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:24,276 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:24,276 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:24,277 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:24,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:24,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:24,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:47:24,277 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:24,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:47:24,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:24,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:24,282 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:24,282 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:24,282 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:24,283 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:24,283 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:24,283 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:24,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:24,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:24,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:47:24,284 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:47:24,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:47:24,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:24,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:24,288 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:24,288 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:47:24,288 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:24,289 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:24,289 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:24,289 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:24,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:24,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:24,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:47:24,290 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:24,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 11:47:24,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:24,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:24,324 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:24,325 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:24,325 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:24,325 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:47:24,325 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:24,325 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:24,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:47:24,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:47:24,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 11:47:24,326 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:24,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-29 11:47:24,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:24,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:24,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:24,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:24,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:24,508 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:24,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-29 11:47:24,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 11:47:24,509 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 140 [2020-10-29 11:47:24,509 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:24,509 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:24,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:24,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:24,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-29 11:47:24,510 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:47:24,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:47:24,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:24,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:24,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:24,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:24,613 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:24,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-29 11:47:24,613 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 11:47:24,614 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 92 [2020-10-29 11:47:24,614 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:24,614 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:24,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:47:24,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-29 11:47:24,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:47:24,615 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:47:24,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:47:24,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:24,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:24,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:24,684 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:24,684 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-29 11:47:24,684 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:47:24,685 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 56 [2020-10-29 11:47:24,685 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:24,685 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:24,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:47:24,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-29 11:47:24,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:47:24,686 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:47:24,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:47:24,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:24,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:24,712 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:24,712 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:47:24,713 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:24,713 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 11:47:24,713 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:24,714 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:24,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:47:24,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 11:47:24,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:47:24,715 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:47:24,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:47:24,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:24,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:24,766 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:24,766 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:47:24,766 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:24,767 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:47:24,767 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:24,767 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:24,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 11:47:24,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:24,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:47:24,769 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:47:24,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:47:24,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:24,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:24,807 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:24,808 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:24,808 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:24,808 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:24,808 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:24,809 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:24,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:24,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:47:24,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:24,809 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:47:24,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-10-29 11:47:24,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:24,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:24,823 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:24,823 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:24,823 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:24,823 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 11:47:24,824 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:24,824 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:24,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:47:24,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:24,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:47:24,825 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:47:24,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2020-10-29 11:47:24,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:24,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:24,851 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:24,851 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:24,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:24,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:24,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:24,852 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:24,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:24,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:47:24,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:24,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:47:24,874 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 11:47:24,875 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1500519271] [2020-10-29 11:47:24,875 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:47:24,875 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-10-29 11:47:24,875 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1634148942] [2020-10-29 11:47:24,876 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-29 11:47:24,876 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:47:24,877 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-29 11:47:24,877 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2020-10-29 11:47:24,877 INFO L87 Difference]: Start difference. First operand 1816 states and 2411 transitions. Second operand 14 states. [2020-10-29 11:47:25,619 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:47:26,661 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:47:27,473 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:47:28,043 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:47:28,446 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:47:28,913 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:47:29,348 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:47:29,834 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:47:30,298 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:47:30,719 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:47:32,690 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:47:33,210 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:47:34,589 WARN L193 SmtUtils]: Spent 734.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 205 [2020-10-29 11:47:35,750 WARN L193 SmtUtils]: Spent 752.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 207 [2020-10-29 11:47:37,369 WARN L193 SmtUtils]: Spent 757.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 208 [2020-10-29 11:47:40,595 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:47:40,596 INFO L93 Difference]: Finished difference Result 4480 states and 6597 transitions. [2020-10-29 11:47:40,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2020-10-29 11:47:40,596 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 89 [2020-10-29 11:47:40,597 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:47:40,621 INFO L225 Difference]: With dead ends: 4480 [2020-10-29 11:47:40,621 INFO L226 Difference]: Without dead ends: 2932 [2020-10-29 11:47:40,631 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 288 ImplicationChecksByTransitivity, 7.6s TimeCoverageRelationStatistics Valid=269, Invalid=1063, Unknown=0, NotChecked=0, Total=1332 [2020-10-29 11:47:40,635 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2932 states. [2020-10-29 11:47:41,280 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2932 to 2495. [2020-10-29 11:47:41,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2495 states. [2020-10-29 11:47:41,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2495 states to 2495 states and 3379 transitions. [2020-10-29 11:47:41,297 INFO L78 Accepts]: Start accepts. Automaton has 2495 states and 3379 transitions. Word has length 89 [2020-10-29 11:47:41,298 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:47:41,298 INFO L481 AbstractCegarLoop]: Abstraction has 2495 states and 3379 transitions. [2020-10-29 11:47:41,298 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-29 11:47:41,298 INFO L276 IsEmpty]: Start isEmpty. Operand 2495 states and 3379 transitions. [2020-10-29 11:47:41,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2020-10-29 11:47:41,302 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:47:41,302 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-29 11:47:41,303 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-29 11:47:41,303 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]=== [2020-10-29 11:47:41,303 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:47:41,303 INFO L82 PathProgramCache]: Analyzing trace with hash 635564769, now seen corresponding path program 1 times [2020-10-29 11:47:41,304 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:47:41,304 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1695672653] [2020-10-29 11:47:41,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:47:41,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:41,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:41,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:41,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:41,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:41,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:43,389 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:43,389 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 168 [2020-10-29 11:47:43,389 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 11:47:43,390 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2061 [2020-10-29 11:47:43,390 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:43,390 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:43,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:43,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 43 [2020-10-29 11:47:43,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 83 [2020-10-29 11:47:43,391 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:43,866 WARN L193 SmtUtils]: Spent 425.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:47:43,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:47:43,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:43,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:43,981 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:43,981 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:43,981 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:43,981 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 105 [2020-10-29 11:47:43,982 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:43,982 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:43,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:43,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:43,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:43,982 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:44,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:47:44,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:44,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:44,002 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:44,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:47:44,003 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:44,003 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:44,003 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:44,004 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:44,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:44,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:44,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:44,005 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:47:44,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:47:44,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:44,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:44,013 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:44,013 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:47:44,013 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:44,013 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:44,014 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:44,014 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:44,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:44,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:44,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:44,015 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:47:44,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:47:44,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:44,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:44,021 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:44,021 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:44,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:44,022 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:44,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:44,022 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:44,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:44,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:44,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:44,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:47:44,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:47:44,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:44,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:44,029 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:44,029 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:47:44,029 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:44,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:44,030 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:44,030 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:44,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:44,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:44,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:44,031 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:47:44,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-29 11:47:44,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:44,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:44,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:44,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:47:44,054 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:44,054 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:47:44,054 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:44,055 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:44,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:44,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:44,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 11:47:44,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:44,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-29 11:47:44,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:44,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:44,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:44,167 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:44,168 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-29 11:47:44,168 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:47:44,168 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 89 [2020-10-29 11:47:44,168 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:44,168 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:44,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:44,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:44,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-29 11:47:44,169 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:44,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:47:44,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:44,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:44,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:44,214 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:44,215 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-29 11:47:44,215 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:47:44,215 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-29 11:47:44,215 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:44,215 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:44,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:47:44,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-29 11:47:44,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 11:47:44,216 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:44,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:47:44,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:44,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:44,251 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:44,251 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-29 11:47:44,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:44,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-29 11:47:44,252 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:44,252 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:44,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:47:44,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-29 11:47:44,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 11:47:44,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:44,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:47:44,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:44,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:44,275 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:44,275 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-29 11:47:44,276 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:44,276 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-29 11:47:44,276 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:44,276 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:44,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:47:44,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-29 11:47:44,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 11:47:44,277 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:47:44,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:47:44,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:44,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:44,338 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:44,338 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:47:44,338 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:44,338 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 11:47:44,339 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:44,339 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:44,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:47:44,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:44,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-29 11:47:44,340 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:44,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:47:44,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:44,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:44,374 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:44,374 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:47:44,374 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:44,374 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:44,374 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:44,375 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:44,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:44,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:44,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:44,376 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:47:44,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:47:44,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:44,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:44,382 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:44,382 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:44,382 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:44,383 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:44,383 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:44,383 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:44,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:44,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:47:44,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:44,384 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:44,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-29 11:47:44,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:44,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:44,391 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:44,392 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 11:47:44,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:44,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:44,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:44,392 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:44,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:44,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:44,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:44,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:44,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:47:44,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:44,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:44,397 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:44,397 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:44,397 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:44,397 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:47:44,397 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:44,397 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:44,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:44,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:44,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:44,398 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:44,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-10-29 11:47:44,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:44,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:44,421 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:44,422 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:44,422 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:44,422 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:44,422 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:44,422 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:44,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:44,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:47:44,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:44,423 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:44,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-29 11:47:44,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:44,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:44,427 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:44,427 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:44,427 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:44,427 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:44,428 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:44,428 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:44,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:44,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:47:44,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:44,428 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:44,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-29 11:47:44,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:44,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:44,433 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:44,433 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:44,433 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:44,433 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:44,434 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:44,434 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:44,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:44,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:47:44,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:44,435 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:44,458 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-29 11:47:44,459 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1695672653] [2020-10-29 11:47:44,460 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:47:44,460 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-29 11:47:44,461 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [363734712] [2020-10-29 11:47:44,462 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-29 11:47:44,462 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:47:44,462 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-29 11:47:44,463 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2020-10-29 11:47:44,463 INFO L87 Difference]: Start difference. First operand 2495 states and 3379 transitions. Second operand 12 states. [2020-10-29 11:47:45,252 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:47:46,329 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:47:46,723 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:47:47,164 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:47:47,554 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:47:49,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:47:49,409 INFO L93 Difference]: Finished difference Result 4780 states and 6382 transitions. [2020-10-29 11:47:49,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-29 11:47:49,410 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 114 [2020-10-29 11:47:49,411 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:47:49,426 INFO L225 Difference]: With dead ends: 4780 [2020-10-29 11:47:49,426 INFO L226 Difference]: Without dead ends: 2309 [2020-10-29 11:47:49,437 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 63 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=121, Invalid=385, Unknown=0, NotChecked=0, Total=506 [2020-10-29 11:47:49,440 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2309 states. [2020-10-29 11:47:49,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2309 to 2186. [2020-10-29 11:47:49,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2186 states. [2020-10-29 11:47:49,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2186 states to 2186 states and 2703 transitions. [2020-10-29 11:47:49,884 INFO L78 Accepts]: Start accepts. Automaton has 2186 states and 2703 transitions. Word has length 114 [2020-10-29 11:47:49,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:47:49,884 INFO L481 AbstractCegarLoop]: Abstraction has 2186 states and 2703 transitions. [2020-10-29 11:47:49,884 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-29 11:47:49,885 INFO L276 IsEmpty]: Start isEmpty. Operand 2186 states and 2703 transitions. [2020-10-29 11:47:49,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2020-10-29 11:47:49,888 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:47:49,888 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:47:49,888 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-29 11:47:49,889 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]=== [2020-10-29 11:47:49,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:47:49,889 INFO L82 PathProgramCache]: Analyzing trace with hash -571130301, now seen corresponding path program 1 times [2020-10-29 11:47:49,890 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:47:49,890 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2136310268] [2020-10-29 11:47:49,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:47:49,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:49,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:49,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:50,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:50,796 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:50,796 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 170 [2020-10-29 11:47:50,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 11:47:50,797 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 879 [2020-10-29 11:47:50,797 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:50,797 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:50,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:50,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 62 [2020-10-29 11:47:50,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 81 [2020-10-29 11:47:50,798 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:51,285 WARN L193 SmtUtils]: Spent 440.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:47:51,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:47:51,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:51,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:51,336 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:51,336 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:51,336 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:51,337 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-29 11:47:51,337 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:51,337 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:51,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:51,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:51,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:51,338 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:51,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:47:51,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:51,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:51,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:51,351 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:47:51,351 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:51,351 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:47:51,351 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:51,351 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:51,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:51,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:51,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:51,352 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:51,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:47:51,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:51,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:51,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:51,355 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:47:51,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:51,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:51,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:51,356 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:51,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:51,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:51,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:51,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:47:51,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:47:51,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:51,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:51,360 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:51,360 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:51,360 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:51,360 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:47:51,360 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:51,361 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:51,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:51,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:51,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:51,361 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:51,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:47:51,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:51,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:51,366 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:51,366 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:47:51,366 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:51,366 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:47:51,367 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:51,367 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:51,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:51,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:51,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:51,367 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:51,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-29 11:47:51,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:51,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:51,385 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:51,385 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:47:51,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:51,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:47:51,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:51,386 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:51,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:51,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:51,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:51,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:51,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-29 11:47:51,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:51,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:51,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:51,453 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:51,453 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-29 11:47:51,453 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:47:51,453 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 45 [2020-10-29 11:47:51,453 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:51,453 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:51,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:47:51,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 27 [2020-10-29 11:47:51,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:47:51,454 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:51,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:47:51,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:51,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:51,495 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:51,495 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-29 11:47:51,495 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:51,495 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-29 11:47:51,496 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:51,496 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:51,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:47:51,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-29 11:47:51,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:47:51,496 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:51,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:47:51,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:51,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:51,522 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:51,522 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-29 11:47:51,523 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:51,523 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-29 11:47:51,523 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:51,523 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:51,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:47:51,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-29 11:47:51,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:47:51,524 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:51,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:47:51,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:51,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:51,541 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:51,542 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-29 11:47:51,542 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:51,542 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-29 11:47:51,542 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:51,542 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:51,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:47:51,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-29 11:47:51,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:47:51,543 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:51,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:47:51,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:51,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:51,558 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:51,558 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:47:51,558 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:51,558 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 11:47:51,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:51,559 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:51,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:47:51,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 11:47:51,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:47:51,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:47:51,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:47:51,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:51,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:51,592 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:51,592 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:47:51,592 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:51,593 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:47:51,593 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:51,593 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:51,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 11:47:51,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:51,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:47:51,594 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:47:51,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:47:51,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:51,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:51,613 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:51,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:51,613 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:51,613 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:51,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:51,613 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:51,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:51,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:47:51,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:51,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:51,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-29 11:47:51,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:51,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:51,620 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:51,620 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 11:47:51,620 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:51,621 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:51,621 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:51,621 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:51,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:51,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-29 11:47:51,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:51,621 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:51,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:47:51,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:51,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:51,626 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:51,626 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:51,626 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:51,626 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:47:51,626 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:51,627 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:51,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:51,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:51,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:51,627 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:51,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-10-29 11:47:51,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:51,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:51,652 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:51,652 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:51,652 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:51,652 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:47:51,652 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:51,652 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:51,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:51,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:51,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:47:51,653 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:51,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-29 11:47:51,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:51,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:51,656 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:51,656 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:51,656 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:51,657 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:51,657 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:51,657 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:51,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:51,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:47:51,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:51,657 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:51,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-29 11:47:51,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:51,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:51,660 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:51,660 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:51,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:51,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:47:51,661 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:51,661 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:51,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:51,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:47:51,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:51,661 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:51,684 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 14 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-10-29 11:47:51,684 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2136310268] [2020-10-29 11:47:51,684 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 11:47:51,684 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-29 11:47:51,685 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [187597684] [2020-10-29 11:47:51,686 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-29 11:47:51,686 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:47:51,686 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-29 11:47:51,687 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2020-10-29 11:47:51,687 INFO L87 Difference]: Start difference. First operand 2186 states and 2703 transitions. Second operand 11 states. [2020-10-29 11:47:52,199 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:47:53,239 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:47:53,711 WARN L193 SmtUtils]: Spent 404.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:47:54,129 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:47:56,259 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:47:56,259 INFO L93 Difference]: Finished difference Result 4447 states and 5702 transitions. [2020-10-29 11:47:56,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-29 11:47:56,260 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 118 [2020-10-29 11:47:56,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:47:56,276 INFO L225 Difference]: With dead ends: 4447 [2020-10-29 11:47:56,277 INFO L226 Difference]: Without dead ends: 2285 [2020-10-29 11:47:56,290 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=129, Invalid=291, Unknown=0, NotChecked=0, Total=420 [2020-10-29 11:47:56,294 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2285 states. [2020-10-29 11:47:56,826 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2285 to 2175. [2020-10-29 11:47:56,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2175 states. [2020-10-29 11:47:56,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2175 states to 2175 states and 2630 transitions. [2020-10-29 11:47:56,835 INFO L78 Accepts]: Start accepts. Automaton has 2175 states and 2630 transitions. Word has length 118 [2020-10-29 11:47:56,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:47:56,836 INFO L481 AbstractCegarLoop]: Abstraction has 2175 states and 2630 transitions. [2020-10-29 11:47:56,836 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-29 11:47:56,836 INFO L276 IsEmpty]: Start isEmpty. Operand 2175 states and 2630 transitions. [2020-10-29 11:47:56,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2020-10-29 11:47:56,842 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:47:56,843 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:47:56,843 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-29 11:47:56,843 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]=== [2020-10-29 11:47:56,844 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:47:56,844 INFO L82 PathProgramCache]: Analyzing trace with hash 1900028554, now seen corresponding path program 1 times [2020-10-29 11:47:56,844 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:47:56,845 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [425289767] [2020-10-29 11:47:56,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:47:56,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:56,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:56,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:57,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:00,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:01,913 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:01,913 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 226 [2020-10-29 11:48:01,913 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 11:48:01,913 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-29 11:48:01,914 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:01,914 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:01,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 21 [2020-10-29 11:48:01,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:48:01,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 173 [2020-10-29 11:48:01,914 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:02,412 WARN L193 SmtUtils]: Spent 416.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:48:02,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:48:02,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:02,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:02,551 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:02,552 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:02,552 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:02,552 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 113 [2020-10-29 11:48:02,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:02,553 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:02,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:48:02,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:02,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:48:02,554 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:48:02,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:48:02,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:02,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:02,581 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:02,581 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:48:02,581 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:02,581 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:48:02,582 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:02,582 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:02,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:48:02,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:02,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:48:02,583 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:48:02,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:48:02,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:02,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:02,588 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:02,588 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:48:02,588 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:02,589 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:48:02,589 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:02,589 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:02,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:48:02,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:02,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:48:02,590 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:48:02,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:48:02,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:02,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:02,595 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:02,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:02,596 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:02,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:48:02,596 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:02,597 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:02,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:48:02,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:02,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:48:02,598 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:48:02,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:48:02,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:02,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:02,602 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:02,602 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:48:02,603 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:02,603 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:48:02,603 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:02,604 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:02,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:48:02,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:02,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:48:02,605 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:48:02,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 11:48:02,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:02,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:02,671 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:02,671 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:02,671 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:02,672 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 46 [2020-10-29 11:48:02,672 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:02,672 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:02,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:48:02,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:48:02,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 11:48:02,673 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:48:02,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-29 11:48:02,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:02,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:02,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:02,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:02,777 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-29 11:48:02,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:48:02,777 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 47 [2020-10-29 11:48:02,777 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:02,778 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:02,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:48:02,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:48:02,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 68 [2020-10-29 11:48:02,779 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:48:02,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:48:02,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:02,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:02,841 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:02,841 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-29 11:48:02,842 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:02,842 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 11:48:02,842 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:02,842 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:02,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:48:02,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:02,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-29 11:48:02,843 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:02,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:48:02,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:02,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:02,856 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:02,856 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-29 11:48:02,856 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:02,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:48:02,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:02,857 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:02,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:02,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:02,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:02,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:02,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:48:02,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:02,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:02,866 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:02,866 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-29 11:48:02,866 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:02,866 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:48:02,867 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:02,867 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:02,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:02,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:02,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:02,868 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:48:02,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:48:02,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:02,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:02,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:02,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:48:02,874 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:02,875 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:48:02,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:02,875 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:02,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:02,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:02,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:02,876 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:48:02,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:48:02,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:02,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:02,880 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:02,880 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:48:02,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:02,880 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:48:02,881 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:02,881 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:02,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:02,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:02,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:02,882 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:02,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:48:02,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:02,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:02,887 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:02,887 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:02,887 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:02,887 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:48:02,888 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:02,888 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:02,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:02,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:02,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:02,889 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:48:02,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-29 11:48:02,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:02,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:02,899 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:02,899 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 11:48:02,899 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:02,899 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:48:02,899 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:02,900 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:02,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:48:02,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:02,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 11:48:02,901 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:48:02,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:48:02,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:02,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:02,904 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:02,904 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:02,904 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:02,905 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:48:02,905 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:02,905 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:02,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:02,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:02,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:02,906 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:02,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-29 11:48:02,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:02,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:02,915 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:02,915 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:02,915 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:02,916 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:48:02,916 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:02,916 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:02,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:48:02,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:48:02,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 11:48:02,917 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:48:02,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-29 11:48:02,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:02,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:02,975 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:02,975 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-29 11:48:02,975 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:02,975 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-29 11:48:02,975 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:02,976 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:02,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:48:02,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 31 [2020-10-29 11:48:02,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 27 [2020-10-29 11:48:02,976 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:02,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:48:02,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:02,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:02,997 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:02,997 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 11:48:02,997 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:02,998 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:48:02,998 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:02,998 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:02,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:02,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:02,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:02,999 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:03,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:48:03,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:03,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:03,003 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:03,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:03,003 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:03,003 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:48:03,003 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:03,004 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:03,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:03,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:03,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:03,004 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:03,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-29 11:48:03,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:03,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:03,024 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:03,024 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-29 11:48:03,025 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:03,025 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-29 11:48:03,025 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:03,025 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:03,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:48:03,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:03,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-29 11:48:03,026 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:03,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:48:03,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:03,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:03,045 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:03,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-29 11:48:03,046 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:03,046 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-29 11:48:03,046 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:03,046 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:03,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:48:03,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:03,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-29 11:48:03,047 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:03,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:48:03,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:03,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:03,129 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:03,129 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:03,129 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:03,130 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:48:03,130 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:03,130 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:03,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 11:48:03,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:03,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:48:03,131 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:03,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-29 11:48:03,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:03,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:03,184 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:03,184 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:48:03,184 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:03,185 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 11:48:03,185 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:03,185 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:03,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:48:03,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:03,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-29 11:48:03,186 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:03,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:48:03,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:03,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:03,195 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:03,195 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:48:03,195 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:03,195 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:48:03,195 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:03,196 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:03,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:03,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:03,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:03,196 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:03,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-29 11:48:03,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:03,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:03,205 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:03,205 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:03,205 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:03,205 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:48:03,205 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:03,205 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:03,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:03,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:48:03,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:03,206 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:03,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-29 11:48:03,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:03,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:03,210 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:03,210 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:03,211 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:03,211 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:48:03,211 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:03,211 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:03,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:03,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:48:03,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:03,212 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:03,260 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 9 proven. 7 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-29 11:48:03,261 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [425289767] [2020-10-29 11:48:03,261 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 11:48:03,261 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-10-29 11:48:03,261 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [149097087] [2020-10-29 11:48:03,262 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-29 11:48:03,262 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:48:03,262 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-29 11:48:03,263 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=171, Unknown=0, NotChecked=0, Total=210 [2020-10-29 11:48:03,263 INFO L87 Difference]: Start difference. First operand 2175 states and 2630 transitions. Second operand 15 states. [2020-10-29 11:48:03,933 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:48:04,807 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:48:06,966 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:48:08,099 WARN L193 SmtUtils]: Spent 701.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 207 [2020-10-29 11:48:08,890 WARN L193 SmtUtils]: Spent 734.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 207 [2020-10-29 11:48:09,630 WARN L193 SmtUtils]: Spent 694.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 207 [2020-10-29 11:48:11,521 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-29 11:48:11,971 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-29 11:48:12,376 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:48:12,756 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:48:15,960 WARN L193 SmtUtils]: Spent 396.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-29 11:48:16,462 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-29 11:48:18,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:48:18,173 INFO L93 Difference]: Finished difference Result 5886 states and 7639 transitions. [2020-10-29 11:48:18,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2020-10-29 11:48:18,174 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 158 [2020-10-29 11:48:18,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:48:18,200 INFO L225 Difference]: With dead ends: 5886 [2020-10-29 11:48:18,200 INFO L226 Difference]: Without dead ends: 3900 [2020-10-29 11:48:18,209 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 59 SyntacticMatches, 1 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 495 ImplicationChecksByTransitivity, 6.7s TimeCoverageRelationStatistics Valid=381, Invalid=1689, Unknown=0, NotChecked=0, Total=2070 [2020-10-29 11:48:18,214 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3900 states. [2020-10-29 11:48:19,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3900 to 3393. [2020-10-29 11:48:19,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3393 states. [2020-10-29 11:48:19,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3393 states to 3393 states and 4169 transitions. [2020-10-29 11:48:19,084 INFO L78 Accepts]: Start accepts. Automaton has 3393 states and 4169 transitions. Word has length 158 [2020-10-29 11:48:19,085 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:48:19,085 INFO L481 AbstractCegarLoop]: Abstraction has 3393 states and 4169 transitions. [2020-10-29 11:48:19,085 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-29 11:48:19,085 INFO L276 IsEmpty]: Start isEmpty. Operand 3393 states and 4169 transitions. [2020-10-29 11:48:19,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2020-10-29 11:48:19,090 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:48:19,091 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:48:19,091 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-29 11:48:19,093 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]=== [2020-10-29 11:48:19,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:48:19,093 INFO L82 PathProgramCache]: Analyzing trace with hash 1056023052, now seen corresponding path program 1 times [2020-10-29 11:48:19,094 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:48:19,094 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2040973712] [2020-10-29 11:48:19,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:48:19,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:19,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:19,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:19,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:19,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:24,143 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:24,143 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 226 [2020-10-29 11:48:24,144 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 11:48:24,144 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-29 11:48:24,144 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:24,144 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:24,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 21 [2020-10-29 11:48:24,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:48:24,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 206 [2020-10-29 11:48:24,144 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:24,561 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:48:24,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:48:24,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:24,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:24,660 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:24,660 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:24,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:24,661 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 75 [2020-10-29 11:48:24,661 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:24,661 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:24,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:48:24,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:24,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:48:24,661 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:24,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:48:24,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:24,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:24,678 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:24,679 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:48:24,679 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:24,679 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:48:24,679 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:24,679 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:24,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:48:24,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:24,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:48:24,680 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:24,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:48:24,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:24,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:24,683 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:24,683 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:48:24,684 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:24,684 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:48:24,684 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:24,685 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:24,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:48:24,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:24,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:48:24,685 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:48:24,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:48:24,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:24,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:24,689 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:24,689 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:24,689 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:24,689 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:48:24,689 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:24,690 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:24,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:48:24,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:24,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:48:24,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:24,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:48:24,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:24,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:24,704 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:24,704 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:48:24,704 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:24,705 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:48:24,707 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:24,707 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:24,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:48:24,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:24,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:48:24,708 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-29 11:48:24,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 11:48:24,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:24,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:24,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:24,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:24,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:24,730 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:48:24,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:24,730 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:24,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:48:24,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:48:24,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 11:48:24,731 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:24,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-29 11:48:24,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:24,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:24,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:24,793 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:24,794 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-29 11:48:24,794 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:48:24,794 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-29 11:48:24,794 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:24,794 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:24,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:48:24,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:48:24,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 68 [2020-10-29 11:48:24,795 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:24,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:48:24,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:24,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:24,842 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:24,842 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-29 11:48:24,842 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:24,842 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 11:48:24,842 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:24,842 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:24,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:48:24,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:24,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-29 11:48:24,843 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:24,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:48:24,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:24,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:24,849 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:24,849 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-29 11:48:24,849 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:24,849 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:48:24,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:24,850 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:24,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:24,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:24,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:24,850 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:24,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:48:24,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:24,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:24,856 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:24,856 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-29 11:48:24,856 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:24,856 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:48:24,856 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:24,856 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:24,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:24,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:24,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:24,857 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:24,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:48:24,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:24,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:24,862 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:24,862 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:48:24,862 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:24,863 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:48:24,863 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:24,863 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:24,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:24,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:24,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:24,864 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:24,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:48:24,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:24,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:24,867 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:24,867 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:48:24,867 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:24,867 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:48:24,867 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:24,867 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:24,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:24,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:24,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:24,868 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:24,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:48:24,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:24,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:24,871 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:24,871 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:24,871 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:24,871 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:48:24,871 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:24,872 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:24,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:24,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:24,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:24,872 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:24,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-29 11:48:24,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:24,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:24,880 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:24,880 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 11:48:24,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:24,880 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:48:24,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:24,881 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:24,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:48:24,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:24,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 11:48:24,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:24,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:48:24,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:24,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:24,884 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:24,884 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:24,885 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:24,885 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:48:24,885 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:24,885 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:24,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:24,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:24,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:24,886 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:24,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-29 11:48:24,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:24,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:24,894 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:24,894 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:24,894 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:24,894 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:48:24,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:24,895 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:24,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:48:24,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:48:24,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 11:48:24,895 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:24,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-29 11:48:24,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:24,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:24,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:24,962 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:24,962 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-29 11:48:24,963 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:48:24,963 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-29 11:48:24,963 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:24,963 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:24,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:48:24,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:24,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 57 [2020-10-29 11:48:24,964 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:24,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:48:24,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:24,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:24,972 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:24,972 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 11:48:24,972 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:24,972 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:48:24,972 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:24,972 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:24,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:24,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:24,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:24,973 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:24,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:48:24,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:24,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:24,976 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:24,976 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:24,976 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:24,977 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:48:24,977 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:24,977 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:24,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:24,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:24,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:24,977 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:24,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-29 11:48:24,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:24,980 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:24,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:25,003 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:25,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-29 11:48:25,003 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:48:25,004 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-29 11:48:25,004 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:25,004 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:25,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:48:25,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-29 11:48:25,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 11:48:25,004 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:25,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:48:25,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:25,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:25,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:25,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-29 11:48:25,054 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:25,054 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 11:48:25,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:25,055 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:25,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:48:25,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:25,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 11:48:25,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:25,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:48:25,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:25,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:25,101 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:25,101 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:25,101 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:25,101 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:48:25,102 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:25,102 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:25,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:25,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:25,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:25,102 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:25,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-29 11:48:25,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:25,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:25,106 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:25,106 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:48:25,106 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:25,106 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:48:25,107 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:25,107 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:25,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:25,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-29 11:48:25,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:25,107 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:25,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:48:25,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:25,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:25,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:25,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:48:25,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:25,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:48:25,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:25,110 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:25,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:25,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:25,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:25,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:25,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-29 11:48:25,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:25,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:25,117 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:25,118 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:25,118 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:25,118 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:48:25,118 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:25,118 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:25,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:48:25,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:25,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:48:25,119 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:25,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-29 11:48:25,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:25,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:25,145 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:25,145 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:25,145 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:25,145 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:48:25,145 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:25,145 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:25,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:25,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:48:25,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:25,146 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:25,187 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 8 proven. 8 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-29 11:48:25,187 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2040973712] [2020-10-29 11:48:25,187 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 11:48:25,188 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2020-10-29 11:48:25,188 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [322604102] [2020-10-29 11:48:25,188 INFO L461 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-10-29 11:48:25,188 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:48:25,189 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-10-29 11:48:25,189 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=291, Unknown=0, NotChecked=0, Total=342 [2020-10-29 11:48:25,189 INFO L87 Difference]: Start difference. First operand 3393 states and 4169 transitions. Second operand 19 states. [2020-10-29 11:48:25,852 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:48:26,873 WARN L193 SmtUtils]: Spent 396.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:48:27,747 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:48:28,255 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:48:28,713 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:48:29,190 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:48:29,743 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:48:30,198 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:48:31,968 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:48:32,927 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:48:33,348 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:48:33,785 WARN L193 SmtUtils]: Spent 396.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:48:34,204 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:48:34,633 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:48:35,065 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:48:35,458 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:48:36,166 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:48:36,166 INFO L93 Difference]: Finished difference Result 4132 states and 5100 transitions. [2020-10-29 11:48:36,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2020-10-29 11:48:36,167 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 158 [2020-10-29 11:48:36,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:48:36,168 INFO L225 Difference]: With dead ends: 4132 [2020-10-29 11:48:36,169 INFO L226 Difference]: Without dead ends: 0 [2020-10-29 11:48:36,180 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 495 ImplicationChecksByTransitivity, 7.3s TimeCoverageRelationStatistics Valid=470, Invalid=1786, Unknown=0, NotChecked=0, Total=2256 [2020-10-29 11:48:36,180 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-29 11:48:36,180 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-29 11:48:36,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-29 11:48:36,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-29 11:48:36,181 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 158 [2020-10-29 11:48:36,182 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:48:36,182 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-29 11:48:36,182 INFO L482 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-10-29 11:48:36,182 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-29 11:48:36,182 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-29 11:48:36,182 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-29 11:48:36,184 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-29 11:48:36,365 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 209 [2020-10-29 11:48:37,538 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 210 [2020-10-29 11:48:40,039 WARN L193 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 347 DAG size of output: 258 [2020-10-29 11:48:40,410 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 352 DAG size of output: 241 [2020-10-29 11:48:42,603 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 307 DAG size of output: 123 [2020-10-29 11:48:45,536 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 360 DAG size of output: 241 [2020-10-29 11:48:46,101 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 357 DAG size of output: 246 [2020-10-29 11:48:48,260 WARN L193 SmtUtils]: Spent 926.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 19 [2020-10-29 11:48:48,557 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 1 [2020-10-29 11:48:48,873 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 22 [2020-10-29 11:48:49,193 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 22 [2020-10-29 11:48:49,511 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 22 [2020-10-29 11:48:49,914 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 1 [2020-10-29 11:48:50,215 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 1 [2020-10-29 11:48:51,178 WARN L193 SmtUtils]: Spent 945.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 19 [2020-10-29 11:48:52,029 WARN L193 SmtUtils]: Spent 828.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 23 [2020-10-29 11:48:52,804 WARN L193 SmtUtils]: Spent 767.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 23 [2020-10-29 11:48:54,019 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 187 DAG size of output: 21 [2020-10-29 11:48:54,311 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 1 [2020-10-29 11:48:54,722 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 27 [2020-10-29 11:48:55,051 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:48:55,497 WARN L193 SmtUtils]: Spent 442.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 27 [2020-10-29 11:48:56,140 WARN L193 SmtUtils]: Spent 637.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 20 [2020-10-29 11:48:57,322 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 206 DAG size of output: 27 [2020-10-29 11:48:57,613 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 1 [2020-10-29 11:48:57,906 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 22 [2020-10-29 11:48:59,736 WARN L193 SmtUtils]: Spent 1.81 s on a formula simplification. DAG size of input: 205 DAG size of output: 30 [2020-10-29 11:49:00,856 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 178 DAG size of output: 20 [2020-10-29 11:49:00,974 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 27 [2020-10-29 11:49:01,253 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 1 [2020-10-29 11:49:01,838 WARN L193 SmtUtils]: Spent 582.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 13 [2020-10-29 11:49:02,978 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 200 DAG size of output: 22 [2020-10-29 11:49:03,290 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 1 [2020-10-29 11:49:03,571 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 1 [2020-10-29 11:49:03,932 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 1 [2020-10-29 11:49:04,787 WARN L193 SmtUtils]: Spent 849.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 20 [2020-10-29 11:49:05,356 WARN L193 SmtUtils]: Spent 566.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 11 [2020-10-29 11:49:06,693 WARN L193 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 185 DAG size of output: 24 [2020-10-29 11:49:07,072 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 1 [2020-10-29 11:49:07,736 WARN L193 SmtUtils]: Spent 659.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 20 [2020-10-29 11:49:08,055 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 22 [2020-10-29 11:49:08,375 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 22 [2020-10-29 11:49:09,735 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 187 DAG size of output: 21 [2020-10-29 11:49:10,052 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 22 [2020-10-29 11:49:10,742 WARN L193 SmtUtils]: Spent 686.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 20 [2020-10-29 11:49:11,025 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 1 [2020-10-29 11:49:11,340 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 22 [2020-10-29 11:49:11,815 WARN L193 SmtUtils]: Spent 469.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 27 [2020-10-29 11:49:12,725 WARN L193 SmtUtils]: Spent 905.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 20 [2020-10-29 11:49:13,367 WARN L193 SmtUtils]: Spent 638.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 20 [2020-10-29 11:49:13,663 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 1 [2020-10-29 11:49:14,082 WARN L193 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 27 [2020-10-29 11:49:15,668 WARN L193 SmtUtils]: Spent 1.58 s on a formula simplification. DAG size of input: 221 DAG size of output: 31 [2020-10-29 11:49:16,022 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 22 [2020-10-29 11:49:16,796 WARN L193 SmtUtils]: Spent 759.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 16 [2020-10-29 11:49:17,090 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 1 [2020-10-29 11:49:18,548 WARN L193 SmtUtils]: Spent 1.45 s on a formula simplification. DAG size of input: 186 DAG size of output: 24 [2020-10-29 11:49:19,247 WARN L193 SmtUtils]: Spent 694.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 19 [2020-10-29 11:49:19,253 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-29 11:49:19,253 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-29 11:49:19,253 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-29 11:49:19,253 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-29 11:49:19,253 INFO L274 CegarLoopResult]: For program point L610-2(lines 610 631) no Hoare annotation was computed. [2020-10-29 11:49:19,253 INFO L274 CegarLoopResult]: For program point L632(lines 609 633) no Hoare annotation was computed. [2020-10-29 11:49:19,254 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 585 640) no Hoare annotation was computed. [2020-10-29 11:49:19,254 INFO L274 CegarLoopResult]: For program point L616(lines 616 620) no Hoare annotation was computed. [2020-10-29 11:49:19,254 INFO L274 CegarLoopResult]: For program point L616-1(lines 616 620) no Hoare annotation was computed. [2020-10-29 11:49:19,254 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 585 640) no Hoare annotation was computed. [2020-10-29 11:49:19,254 INFO L274 CegarLoopResult]: For program point L611(line 611) no Hoare annotation was computed. [2020-10-29 11:49:19,254 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 585 640) no Hoare annotation was computed. [2020-10-29 11:49:19,254 INFO L274 CegarLoopResult]: For program point L673(lines 673 677) no Hoare annotation was computed. [2020-10-29 11:49:19,254 INFO L274 CegarLoopResult]: For program point L673-1(lines 673 677) no Hoare annotation was computed. [2020-10-29 11:49:19,255 INFO L274 CegarLoopResult]: For program point L668(line 668) no Hoare annotation was computed. [2020-10-29 11:49:19,255 INFO L274 CegarLoopResult]: For program point L667-2(lines 667 692) no Hoare annotation was computed. [2020-10-29 11:49:19,255 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 641 700) no Hoare annotation was computed. [2020-10-29 11:49:19,255 INFO L274 CegarLoopResult]: For program point L693(lines 666 694) no Hoare annotation was computed. [2020-10-29 11:49:19,255 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 641 700) no Hoare annotation was computed. [2020-10-29 11:49:19,255 INFO L274 CegarLoopResult]: For program point L686(line 686) no Hoare annotation was computed. [2020-10-29 11:49:19,256 INFO L274 CegarLoopResult]: For program point L686-1(line 686) no Hoare annotation was computed. [2020-10-29 11:49:19,256 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 641 700) no Hoare annotation was computed. [2020-10-29 11:49:19,256 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 411 417) the Hoare annotation is: true [2020-10-29 11:49:19,256 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 411 417) no Hoare annotation was computed. [2020-10-29 11:49:19,256 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 418 426) no Hoare annotation was computed. [2020-10-29 11:49:19,256 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 418 426) the Hoare annotation is: true [2020-10-29 11:49:19,256 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 418 426) no Hoare annotation was computed. [2020-10-29 11:49:19,257 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 364 388) the Hoare annotation is: true [2020-10-29 11:49:19,257 INFO L270 CegarLoopResult]: At program point L378(line 378) the Hoare annotation is: (let ((.cse1 (not (= ~pumpRunning~0 0))) (.cse0 (not (= 2 ~waterLevel~0)))) (and (or (= 0 ~systemActive~0) .cse0) (or (not (= ~waterLevel~0 1)) .cse1) (or .cse1 .cse0))) [2020-10-29 11:49:19,257 INFO L274 CegarLoopResult]: For program point L376(lines 376 382) no Hoare annotation was computed. [2020-10-29 11:49:19,257 INFO L270 CegarLoopResult]: At program point L374(line 374) the Hoare annotation is: (let ((.cse1 (not (= ~pumpRunning~0 0))) (.cse0 (not (= 2 ~waterLevel~0)))) (and (or (= 0 ~systemActive~0) .cse0) (or (not (= ~waterLevel~0 1)) .cse1) (or .cse1 .cse0))) [2020-10-29 11:49:19,257 INFO L274 CegarLoopResult]: For program point L374-1(line 374) no Hoare annotation was computed. [2020-10-29 11:49:19,257 INFO L274 CegarLoopResult]: For program point L372(lines 372 385) no Hoare annotation was computed. [2020-10-29 11:49:19,257 INFO L274 CegarLoopResult]: For program point L372-1(lines 364 388) no Hoare annotation was computed. [2020-10-29 11:49:19,257 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification4_spec__1EXIT(lines 364 388) no Hoare annotation was computed. [2020-10-29 11:49:19,258 INFO L277 CegarLoopResult]: At program point L370(line 370) the Hoare annotation is: true [2020-10-29 11:49:19,258 INFO L274 CegarLoopResult]: For program point L370-1(line 370) no Hoare annotation was computed. [2020-10-29 11:49:19,258 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 509 531) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:49:19,258 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 509 531) no Hoare annotation was computed. [2020-10-29 11:49:19,258 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 509 531) no Hoare annotation was computed. [2020-10-29 11:49:19,258 INFO L270 CegarLoopResult]: At program point L521(line 521) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:49:19,258 INFO L270 CegarLoopResult]: At program point L521-1(line 521) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:49:19,258 INFO L274 CegarLoopResult]: For program point L519(lines 519 526) no Hoare annotation was computed. [2020-10-29 11:49:19,258 INFO L274 CegarLoopResult]: For program point L519-1(lines 519 526) no Hoare annotation was computed. [2020-10-29 11:49:19,259 INFO L274 CegarLoopResult]: For program point L517(line 517) no Hoare annotation was computed. [2020-10-29 11:49:19,259 INFO L270 CegarLoopResult]: At program point L516(line 516) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:49:19,259 INFO L270 CegarLoopResult]: At program point L515(line 515) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:49:19,259 INFO L270 CegarLoopResult]: At program point L515-1(line 515) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:49:19,259 INFO L274 CegarLoopResult]: For program point L481(line 481) no Hoare annotation was computed. [2020-10-29 11:49:19,259 INFO L274 CegarLoopResult]: For program point L480(line 480) no Hoare annotation was computed. [2020-10-29 11:49:19,259 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 468 491) no Hoare annotation was computed. [2020-10-29 11:49:19,259 INFO L274 CegarLoopResult]: For program point L479(line 479) no Hoare annotation was computed. [2020-10-29 11:49:19,259 INFO L274 CegarLoopResult]: For program point L478(line 478) no Hoare annotation was computed. [2020-10-29 11:49:19,259 INFO L274 CegarLoopResult]: For program point L477(line 477) no Hoare annotation was computed. [2020-10-29 11:49:19,259 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 468 491) no Hoare annotation was computed. [2020-10-29 11:49:19,259 INFO L274 CegarLoopResult]: For program point L476(line 476) no Hoare annotation was computed. [2020-10-29 11:49:19,259 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 468 491) no Hoare annotation was computed. [2020-10-29 11:49:19,259 INFO L274 CegarLoopResult]: For program point L475(line 475) no Hoare annotation was computed. [2020-10-29 11:49:19,260 INFO L274 CegarLoopResult]: For program point L474(line 474) no Hoare annotation was computed. [2020-10-29 11:49:19,260 INFO L274 CegarLoopResult]: For program point L473(line 473) no Hoare annotation was computed. [2020-10-29 11:49:19,260 INFO L274 CegarLoopResult]: For program point L486(line 486) no Hoare annotation was computed. [2020-10-29 11:49:19,260 INFO L274 CegarLoopResult]: For program point L485(line 485) no Hoare annotation was computed. [2020-10-29 11:49:19,260 INFO L274 CegarLoopResult]: For program point L484(line 484) no Hoare annotation was computed. [2020-10-29 11:49:19,260 INFO L274 CegarLoopResult]: For program point L483(line 483) no Hoare annotation was computed. [2020-10-29 11:49:19,260 INFO L274 CegarLoopResult]: For program point L482(line 482) no Hoare annotation was computed. [2020-10-29 11:49:19,260 INFO L274 CegarLoopResult]: For program point stopSystemEXIT(lines 346 360) no Hoare annotation was computed. [2020-10-29 11:49:19,260 INFO L270 CegarLoopResult]: At program point L352(line 352) the Hoare annotation is: (let ((.cse0 (not (= 2 ~waterLevel~0))) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or (= |old(~systemActive~0)| 0) .cse0 (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (or .cse1 .cse0) (or (not (= ~waterLevel~0 1)) .cse1))) [2020-10-29 11:49:19,260 INFO L274 CegarLoopResult]: For program point L350(lines 350 356) no Hoare annotation was computed. [2020-10-29 11:49:19,260 INFO L270 CegarLoopResult]: At program point stopSystemENTRY(lines 346 360) the Hoare annotation is: (let ((.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse2 (not (= 2 ~waterLevel~0)))) (and (or (not (= ~waterLevel~0 1)) .cse0 .cse1) (or (= |old(~systemActive~0)| 0) .cse2 .cse1) (or .cse0 .cse1 .cse2))) [2020-10-29 11:49:19,260 INFO L274 CegarLoopResult]: For program point stopSystemFINAL(lines 346 360) no Hoare annotation was computed. [2020-10-29 11:49:19,260 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 263 271) no Hoare annotation was computed. [2020-10-29 11:49:19,261 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 263 271) the Hoare annotation is: true [2020-10-29 11:49:19,261 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 263 271) no Hoare annotation was computed. [2020-10-29 11:49:19,261 INFO L274 CegarLoopResult]: For program point L336(lines 336 340) no Hoare annotation was computed. [2020-10-29 11:49:19,261 INFO L277 CegarLoopResult]: At program point L334(line 334) the Hoare annotation is: true [2020-10-29 11:49:19,261 INFO L274 CegarLoopResult]: For program point L336-2(lines 336 340) no Hoare annotation was computed. [2020-10-29 11:49:19,261 INFO L274 CegarLoopResult]: For program point L334-1(line 334) no Hoare annotation was computed. [2020-10-29 11:49:19,261 INFO L277 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 327 345) the Hoare annotation is: true [2020-10-29 11:49:19,261 INFO L274 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 327 345) no Hoare annotation was computed. [2020-10-29 11:49:19,261 INFO L274 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 327 345) no Hoare annotation was computed. [2020-10-29 11:49:19,261 INFO L274 CegarLoopResult]: For program point L291-2(lines 291 299) no Hoare annotation was computed. [2020-10-29 11:49:19,261 INFO L274 CegarLoopResult]: For program point L279(lines 279 287) no Hoare annotation was computed. [2020-10-29 11:49:19,262 INFO L274 CegarLoopResult]: For program point L279-2(lines 279 287) no Hoare annotation was computed. [2020-10-29 11:49:19,262 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 272 307) no Hoare annotation was computed. [2020-10-29 11:49:19,262 INFO L274 CegarLoopResult]: For program point L302(line 302) no Hoare annotation was computed. [2020-10-29 11:49:19,262 INFO L274 CegarLoopResult]: For program point L302-1(line 302) no Hoare annotation was computed. [2020-10-29 11:49:19,262 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 272 307) no Hoare annotation was computed. [2020-10-29 11:49:19,262 INFO L274 CegarLoopResult]: For program point L291(lines 291 299) no Hoare annotation was computed. [2020-10-29 11:49:19,262 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 272 307) no Hoare annotation was computed. [2020-10-29 11:49:19,262 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 404 410) no Hoare annotation was computed. [2020-10-29 11:49:19,262 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 404 410) the Hoare annotation is: true [2020-10-29 11:49:19,262 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 539 584) no Hoare annotation was computed. [2020-10-29 11:49:19,262 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 539 584) no Hoare annotation was computed. [2020-10-29 11:49:19,262 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 539 584) no Hoare annotation was computed. [2020-10-29 11:49:19,263 INFO L274 CegarLoopResult]: For program point L866-1(lines 866 886) no Hoare annotation was computed. [2020-10-29 11:49:19,263 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 852 897) no Hoare annotation was computed. [2020-10-29 11:49:19,263 INFO L274 CegarLoopResult]: For program point L883(lines 883 884) no Hoare annotation was computed. [2020-10-29 11:49:19,263 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 876 877) no Hoare annotation was computed. [2020-10-29 11:49:19,263 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 883 884) no Hoare annotation was computed. [2020-10-29 11:49:19,263 INFO L274 CegarLoopResult]: For program point L876(lines 876 877) no Hoare annotation was computed. [2020-10-29 11:49:19,263 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 852 897) no Hoare annotation was computed. [2020-10-29 11:49:19,263 INFO L274 CegarLoopResult]: For program point L872(lines 872 879) no Hoare annotation was computed. [2020-10-29 11:49:19,263 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 852 897) no Hoare annotation was computed. [2020-10-29 11:49:19,263 INFO L274 CegarLoopResult]: For program point L866(lines 866 886) no Hoare annotation was computed. [2020-10-29 11:49:19,263 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 499 508) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:49:19,263 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 499 508) no Hoare annotation was computed. [2020-10-29 11:49:19,263 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 499 508) no Hoare annotation was computed. [2020-10-29 11:49:19,264 INFO L277 CegarLoopResult]: At program point L257(line 257) the Hoare annotation is: true [2020-10-29 11:49:19,264 INFO L274 CegarLoopResult]: For program point L257-1(line 257) no Hoare annotation was computed. [2020-10-29 11:49:19,264 INFO L277 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 252 262) the Hoare annotation is: true [2020-10-29 11:49:19,264 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 252 262) no Hoare annotation was computed. [2020-10-29 11:49:19,264 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 252 262) no Hoare annotation was computed. [2020-10-29 11:49:19,264 INFO L270 CegarLoopResult]: At program point deactivatePumpENTRY(lines 244 251) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 (not (= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse1 .cse0))) [2020-10-29 11:49:19,264 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 244 251) no Hoare annotation was computed. [2020-10-29 11:49:19,264 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 244 251) no Hoare annotation was computed. [2020-10-29 11:49:19,264 INFO L274 CegarLoopResult]: For program point L982(lines 982 988) no Hoare annotation was computed. [2020-10-29 11:49:19,264 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 978 991) no Hoare annotation was computed. [2020-10-29 11:49:19,264 INFO L277 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 978 991) the Hoare annotation is: true [2020-10-29 11:49:19,264 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 978 991) no Hoare annotation was computed. [2020-10-29 11:49:19,264 INFO L270 CegarLoopResult]: At program point L225(line 225) the Hoare annotation is: (let ((.cse2 (not (= ~waterLevel~0 1))) (.cse0 (= 0 ~systemActive~0)) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 (not (= 2 ~waterLevel~0))) (or .cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0) (or .cse2 .cse0 .cse1))) [2020-10-29 11:49:19,265 INFO L270 CegarLoopResult]: At program point L221(line 221) the Hoare annotation is: (let ((.cse2 (not (= ~waterLevel~0 1))) (.cse0 (= 0 ~systemActive~0)) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 (not (= 2 ~waterLevel~0))) (or .cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0) (or .cse2 .cse0 .cse1))) [2020-10-29 11:49:19,265 INFO L274 CegarLoopResult]: For program point L219(lines 219 227) no Hoare annotation was computed. [2020-10-29 11:49:19,265 INFO L270 CegarLoopResult]: At program point L217(line 217) the Hoare annotation is: (let ((.cse2 (not (= ~waterLevel~0 1))) (.cse0 (= 0 ~systemActive~0)) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 (not (= 2 ~waterLevel~0))) (or .cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0) (or .cse2 .cse0 .cse1))) [2020-10-29 11:49:19,265 INFO L274 CegarLoopResult]: For program point L217-1(line 217) no Hoare annotation was computed. [2020-10-29 11:49:19,265 INFO L274 CegarLoopResult]: For program point L215(lines 215 232) no Hoare annotation was computed. [2020-10-29 11:49:19,265 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 211 235) no Hoare annotation was computed. [2020-10-29 11:49:19,265 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 211 235) the Hoare annotation is: (let ((.cse1 (= 0 ~systemActive~0)) (.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or (not (= ~waterLevel~0 1)) .cse0 .cse1) (or .cse1 .cse0 (not (= |old(~pumpRunning~0)| 0)) (not (= 2 ~waterLevel~0))))) [2020-10-29 11:49:19,265 INFO L270 CegarLoopResult]: At program point L230(line 230) the Hoare annotation is: (let ((.cse1 (= 0 ~systemActive~0)) (.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or (not (= ~waterLevel~0 1)) (and .cse0 (= ~pumpRunning~0 0)) .cse1) (or .cse1 .cse0 (not (= |old(~pumpRunning~0)| 0)) (not (= 2 ~waterLevel~0))))) [2020-10-29 11:49:19,265 INFO L274 CegarLoopResult]: For program point L230-1(lines 211 235) no Hoare annotation was computed. [2020-10-29 11:49:19,265 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 151 157) no Hoare annotation was computed. [2020-10-29 11:49:19,265 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 151 157) the Hoare annotation is: true [2020-10-29 11:49:19,265 INFO L270 CegarLoopResult]: At program point testENTRY(lines 47 112) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:49:19,266 INFO L270 CegarLoopResult]: At program point L95(line 95) the Hoare annotation is: (let ((.cse0 (= 2 ~waterLevel~0)) (.cse1 (<= test_~splverifierCounter~0 3)) (.cse2 (= ~pumpRunning~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 (not (= 0 ~systemActive~0))) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse1 .cse2) (and .cse0 .cse1 .cse2) (not (= |old(~pumpRunning~0)| 0)))) [2020-10-29 11:49:19,266 INFO L274 CegarLoopResult]: For program point L93(lines 93 99) no Hoare annotation was computed. [2020-10-29 11:49:19,266 INFO L270 CegarLoopResult]: At program point L93-1(lines 87 100) the Hoare annotation is: (let ((.cse0 (= 2 ~waterLevel~0)) (.cse1 (<= test_~splverifierCounter~0 3)) (.cse2 (= ~pumpRunning~0 0))) (or (and .cse0 .cse1 (not (= 0 ~systemActive~0))) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse1 .cse2) (not (= |old(~pumpRunning~0)| 0)) (and .cse0 .cse1 .cse2))) [2020-10-29 11:49:19,266 INFO L274 CegarLoopResult]: For program point L58(lines 57 104) no Hoare annotation was computed. [2020-10-29 11:49:19,266 INFO L274 CegarLoopResult]: For program point L87(lines 87 100) no Hoare annotation was computed. [2020-10-29 11:49:19,266 INFO L274 CegarLoopResult]: For program point testFINAL(lines 47 112) no Hoare annotation was computed. [2020-10-29 11:49:19,266 INFO L270 CegarLoopResult]: At program point L79(line 79) the Hoare annotation is: (let ((.cse0 (= 2 ~waterLevel~0)) (.cse1 (<= test_~splverifierCounter~0 3)) (.cse2 (= ~pumpRunning~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 (not (= 0 ~systemActive~0))) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and .cse0 .cse1 .cse2) (and (= ~waterLevel~0 1) .cse1 .cse2))) [2020-10-29 11:49:19,266 INFO L274 CegarLoopResult]: For program point L77(lines 77 83) no Hoare annotation was computed. [2020-10-29 11:49:19,266 INFO L274 CegarLoopResult]: For program point L77-1(lines 77 83) no Hoare annotation was computed. [2020-10-29 11:49:19,266 INFO L270 CegarLoopResult]: At program point L102(lines 57 104) the Hoare annotation is: (let ((.cse0 (= 2 ~waterLevel~0)) (.cse1 (<= test_~splverifierCounter~0 3)) (.cse2 (= ~pumpRunning~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 (not (= 0 ~systemActive~0))) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and .cse0 .cse1 .cse2) (and (= ~waterLevel~0 1) .cse1 .cse2))) [2020-10-29 11:49:19,266 INFO L270 CegarLoopResult]: At program point L69(line 69) the Hoare annotation is: (let ((.cse0 (= 2 ~waterLevel~0)) (.cse1 (<= test_~splverifierCounter~0 3)) (.cse2 (= ~pumpRunning~0 0))) (or (and .cse0 .cse1 (not (= 0 ~systemActive~0))) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse1 .cse2) (not (= |old(~pumpRunning~0)| 0)) (and .cse0 .cse1 .cse2))) [2020-10-29 11:49:19,266 INFO L274 CegarLoopResult]: For program point L67(lines 67 73) no Hoare annotation was computed. [2020-10-29 11:49:19,267 INFO L274 CegarLoopResult]: For program point L67-1(lines 67 73) no Hoare annotation was computed. [2020-10-29 11:49:19,267 INFO L274 CegarLoopResult]: For program point L59(lines 59 63) no Hoare annotation was computed. [2020-10-29 11:49:19,267 INFO L270 CegarLoopResult]: At program point L105(lines 56 106) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:49:19,267 INFO L274 CegarLoopResult]: For program point testEXIT(lines 47 112) no Hoare annotation was computed. [2020-10-29 11:49:19,267 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 830 831) no Hoare annotation was computed. [2020-10-29 11:49:19,267 INFO L274 CegarLoopResult]: For program point L830(lines 830 831) no Hoare annotation was computed. [2020-10-29 11:49:19,267 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 837 838) no Hoare annotation was computed. [2020-10-29 11:49:19,267 INFO L274 CegarLoopResult]: For program point L826(lines 826 833) no Hoare annotation was computed. [2020-10-29 11:49:19,267 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 806 851) no Hoare annotation was computed. [2020-10-29 11:49:19,267 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 806 851) no Hoare annotation was computed. [2020-10-29 11:49:19,267 INFO L274 CegarLoopResult]: For program point L820(lines 820 840) no Hoare annotation was computed. [2020-10-29 11:49:19,267 INFO L274 CegarLoopResult]: For program point L820-1(lines 820 840) no Hoare annotation was computed. [2020-10-29 11:49:19,267 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 806 851) no Hoare annotation was computed. [2020-10-29 11:49:19,267 INFO L274 CegarLoopResult]: For program point L837(lines 837 838) no Hoare annotation was computed. [2020-10-29 11:49:19,268 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 992 1000) no Hoare annotation was computed. [2020-10-29 11:49:19,268 INFO L277 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 992 1000) the Hoare annotation is: true [2020-10-29 11:49:19,268 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 992 1000) no Hoare annotation was computed. [2020-10-29 11:49:19,268 INFO L274 CegarLoopResult]: For program point L954(lines 954 962) no Hoare annotation was computed. [2020-10-29 11:49:19,268 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 946 968) no Hoare annotation was computed. [2020-10-29 11:49:19,268 INFO L274 CegarLoopResult]: For program point L954-2(lines 954 962) no Hoare annotation was computed. [2020-10-29 11:49:19,268 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 946 968) no Hoare annotation was computed. [2020-10-29 11:49:19,268 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 946 968) no Hoare annotation was computed. [2020-10-29 11:49:19,268 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 394 403) no Hoare annotation was computed. [2020-10-29 11:49:19,268 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 394 403) no Hoare annotation was computed. [2020-10-29 11:49:19,268 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 394 403) no Hoare annotation was computed. [2020-10-29 11:49:19,268 INFO L274 CegarLoopResult]: For program point L768(line 768) no Hoare annotation was computed. [2020-10-29 11:49:19,268 INFO L274 CegarLoopResult]: For program point L768-1(line 768) no Hoare annotation was computed. [2020-10-29 11:49:19,269 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 703 805) no Hoare annotation was computed. [2020-10-29 11:49:19,269 INFO L274 CegarLoopResult]: For program point L727(lines 727 731) no Hoare annotation was computed. [2020-10-29 11:49:19,269 INFO L274 CegarLoopResult]: For program point L791(lines 791 802) no Hoare annotation was computed. [2020-10-29 11:49:19,269 INFO L274 CegarLoopResult]: For program point L754(lines 754 758) no Hoare annotation was computed. [2020-10-29 11:49:19,269 INFO L274 CegarLoopResult]: For program point L752-2(lines 752 772) no Hoare annotation was computed. [2020-10-29 11:49:19,269 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 703 805) no Hoare annotation was computed. [2020-10-29 11:49:19,269 INFO L274 CegarLoopResult]: For program point L773(lines 751 774) no Hoare annotation was computed. [2020-10-29 11:49:19,269 INFO L274 CegarLoopResult]: For program point L732(lines 732 748) no Hoare annotation was computed. [2020-10-29 11:49:19,269 INFO L274 CegarLoopResult]: For program point L792(lines 792 799) no Hoare annotation was computed. [2020-10-29 11:49:19,269 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 703 805) no Hoare annotation was computed. [2020-10-29 11:49:19,269 INFO L274 CegarLoopResult]: For program point L753(lines 752 772) no Hoare annotation was computed. [2020-10-29 11:49:19,269 INFO L274 CegarLoopResult]: For program point L784(line 784) no Hoare annotation was computed. [2020-10-29 11:49:19,269 INFO L274 CegarLoopResult]: For program point L784-1(line 784) no Hoare annotation was computed. [2020-10-29 11:49:19,269 INFO L274 CegarLoopResult]: For program point L749(lines 749 790) no Hoare annotation was computed. [2020-10-29 11:49:19,269 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:49:19,270 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string79.offset| |old(#t~string79.offset)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string75.offset| |old(#t~string75.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |old(#valid)| |#valid|) (= |#t~string30.offset| |old(#t~string30.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)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string77.offset| |old(#t~string77.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string20.base| |old(#t~string20.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string81.base| |old(#t~string81.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string75.base| |old(#t~string75.base)|) (= |#t~string81.offset| |old(#t~string81.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#t~string77.base| |old(#t~string77.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string79.base| |old(#t~string79.base)|)) [2020-10-29 11:49:19,270 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:49:19,270 INFO L274 CegarLoopResult]: For program point activatePumpFINAL(lines 236 243) no Hoare annotation was computed. [2020-10-29 11:49:19,270 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 236 243) no Hoare annotation was computed. [2020-10-29 11:49:19,270 INFO L270 CegarLoopResult]: At program point activatePumpENTRY(lines 236 243) the Hoare annotation is: (or (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0)) (not (= 2 ~waterLevel~0))) [2020-10-29 11:49:19,271 INFO L274 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 308 326) no Hoare annotation was computed. [2020-10-29 11:49:19,271 INFO L274 CegarLoopResult]: For program point L317(lines 317 321) no Hoare annotation was computed. [2020-10-29 11:49:19,271 INFO L277 CegarLoopResult]: At program point L315(line 315) the Hoare annotation is: true [2020-10-29 11:49:19,271 INFO L274 CegarLoopResult]: For program point L317-2(lines 317 321) no Hoare annotation was computed. [2020-10-29 11:49:19,271 INFO L274 CegarLoopResult]: For program point L315-1(line 315) no Hoare annotation was computed. [2020-10-29 11:49:19,271 INFO L277 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 308 326) the Hoare annotation is: true [2020-10-29 11:49:19,271 INFO L274 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 308 326) no Hoare annotation was computed. [2020-10-29 11:49:19,271 INFO L277 CegarLoopResult]: At program point getWaterLevelENTRY(lines 969 977) the Hoare annotation is: true [2020-10-29 11:49:19,271 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 969 977) no Hoare annotation was computed. [2020-10-29 11:49:19,271 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 969 977) no Hoare annotation was computed. [2020-10-29 11:49:19,271 INFO L274 CegarLoopResult]: For program point L929-1(lines 925 936) no Hoare annotation was computed. [2020-10-29 11:49:19,271 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 925 936) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0))) (.cse2 (not (= 2 ~waterLevel~0))) (.cse1 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) (and (or (not (= ~waterLevel~0 1)) .cse0 .cse1) (or (= 0 ~systemActive~0) .cse2 .cse1) (or .cse0 .cse2 .cse1))) [2020-10-29 11:49:19,271 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 925 936) no Hoare annotation was computed. [2020-10-29 11:49:19,271 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:49:19,272 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-29 11:49:19,272 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:49:19,272 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 127 150) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (let ((.cse1 (not (= |old(~pumpRunning~0)| 0))) (.cse3 (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse2)) (.cse0 (not (= |old(~waterLevel~0)| 2)))) (and (or .cse0 .cse1 (and (= 2 ~waterLevel~0) .cse2)) (or .cse3 (not (= |old(~waterLevel~0)| 1)) .cse1) (or .cse3 (= 0 ~systemActive~0) .cse0)))) [2020-10-29 11:49:19,272 INFO L270 CegarLoopResult]: At program point L140(line 140) the Hoare annotation is: (let ((.cse2 (= 0 ~systemActive~0))) (let ((.cse5 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse6 (not .cse2))) (let ((.cse0 (and (= 2 ~waterLevel~0) .cse5 .cse1 .cse6 (= ~pumpRunning~0 0))) (.cse3 (not (= |old(~waterLevel~0)| 2))) (.cse4 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 (and (= ~waterLevel~0 1) .cse1) .cse2 .cse3) (or .cse0 .cse3 .cse4) (or (not (= |old(~waterLevel~0)| 1)) (and .cse5 .cse1 .cse6) .cse4))))) [2020-10-29 11:49:19,272 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 127 150) no Hoare annotation was computed. [2020-10-29 11:49:19,272 INFO L270 CegarLoopResult]: At program point L138(lines 138 144) the Hoare annotation is: (let ((.cse6 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (= 2 ~waterLevel~0)) (.cse5 (= 0 ~systemActive~0))) (let ((.cse0 (not (= |old(~waterLevel~0)| 2))) (.cse4 (and .cse6 .cse2 (not .cse5))) (.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 (and .cse2 .cse3) .cse4) (or (and (= ~waterLevel~0 1) (= ~pumpRunning~0 0)) .cse5 .cse0 .cse4) (or (and .cse6 .cse3) (not (= |old(~waterLevel~0)| 1)) .cse1)))) [2020-10-29 11:49:19,272 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 127 150) no Hoare annotation was computed. [2020-10-29 11:49:19,272 INFO L270 CegarLoopResult]: At program point L133(line 133) the Hoare annotation is: (let ((.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (not (= |old(~waterLevel~0)| 2)))) (and (or (not (= |old(~waterLevel~0)| 1)) .cse0) (or .cse1 .cse0) (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (= 0 ~systemActive~0) .cse1))) [2020-10-29 11:49:19,273 INFO L274 CegarLoopResult]: For program point L131(lines 130 149) no Hoare annotation was computed. [2020-10-29 11:49:19,273 INFO L274 CegarLoopResult]: For program point L449(line 449) no Hoare annotation was computed. [2020-10-29 11:49:19,273 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 438 467) no Hoare annotation was computed. [2020-10-29 11:49:19,273 INFO L277 CegarLoopResult]: At program point L448-2(lines 448 462) the Hoare annotation is: true [2020-10-29 11:49:19,273 INFO L277 CegarLoopResult]: At program point cleanupENTRY(lines 438 467) the Hoare annotation is: true [2020-10-29 11:49:19,273 INFO L277 CegarLoopResult]: At program point L444(line 444) the Hoare annotation is: true [2020-10-29 11:49:19,273 INFO L274 CegarLoopResult]: For program point L444-1(line 444) no Hoare annotation was computed. [2020-10-29 11:49:19,273 INFO L277 CegarLoopResult]: At program point L463(lines 438 467) the Hoare annotation is: true [2020-10-29 11:49:19,273 INFO L274 CegarLoopResult]: For program point L459(line 459) no Hoare annotation was computed. [2020-10-29 11:49:19,273 INFO L274 CegarLoopResult]: For program point L452(lines 452 456) no Hoare annotation was computed. [2020-10-29 11:49:19,273 INFO L277 CegarLoopResult]: At program point L452-1(lines 452 456) the Hoare annotation is: true [2020-10-29 11:49:19,273 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 937 945) the Hoare annotation is: true [2020-10-29 11:49:19,274 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 937 945) no Hoare annotation was computed. [2020-10-29 11:49:19,274 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 937 945) no Hoare annotation was computed. [2020-10-29 11:49:19,274 INFO L270 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 901 912) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (= 0 ~systemActive~0) (not (= |old(~waterLevel~0)| 2))) [2020-10-29 11:49:19,274 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 901 912) no Hoare annotation was computed. [2020-10-29 11:49:19,274 INFO L274 CegarLoopResult]: For program point L905-1(lines 901 912) no Hoare annotation was computed. [2020-10-29 11:49:19,274 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 492 498) no Hoare annotation was computed. [2020-10-29 11:49:19,274 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 492 498) the Hoare annotation is: true [2020-10-29 11:49:19,274 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:49:19,274 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-10-29 11:49:19,274 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-29 11:49:19,274 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:49:19,274 INFO L270 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 159 183) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (= 0 ~systemActive~0)) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 (not (= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse1 .cse0 .cse2))) [2020-10-29 11:49:19,274 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 159 183) no Hoare annotation was computed. [2020-10-29 11:49:19,274 INFO L270 CegarLoopResult]: At program point L178(line 178) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 (not (= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1))) [2020-10-29 11:49:19,275 INFO L274 CegarLoopResult]: For program point L178-1(lines 159 183) no Hoare annotation was computed. [2020-10-29 11:49:19,275 INFO L270 CegarLoopResult]: At program point L173(line 173) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (not (= |old(~pumpRunning~0)| 0))) (.cse2 (and (< 0 (+ processEnvironment__wrappee__highWaterSensor_~tmp~1 1)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= processEnvironment__wrappee__highWaterSensor_~tmp~1 0)))) (and (or (not (= ~waterLevel~0 1)) .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse2 (not (= 2 ~waterLevel~0))))) [2020-10-29 11:49:19,275 INFO L270 CegarLoopResult]: At program point L169(line 169) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1 (not (= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1))) [2020-10-29 11:49:19,275 INFO L274 CegarLoopResult]: For program point L167(lines 167 175) no Hoare annotation was computed. [2020-10-29 11:49:19,275 INFO L270 CegarLoopResult]: At program point L165(line 165) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (= 0 ~systemActive~0)) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 (not (= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse1 .cse0 .cse2))) [2020-10-29 11:49:19,275 INFO L274 CegarLoopResult]: For program point L165-1(line 165) no Hoare annotation was computed. [2020-10-29 11:49:19,275 INFO L274 CegarLoopResult]: For program point L163(lines 163 180) no Hoare annotation was computed. [2020-10-29 11:49:19,275 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 913 924) no Hoare annotation was computed. [2020-10-29 11:49:19,275 INFO L274 CegarLoopResult]: For program point L917-1(lines 913 924) no Hoare annotation was computed. [2020-10-29 11:49:19,275 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 913 924) the Hoare annotation is: (let ((.cse0 (not (= |old(~waterLevel~0)| 2))) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (not (= ~pumpRunning~0 0)))) (and (or (= 2 ~waterLevel~0) (= 0 ~systemActive~0) .cse0) (or .cse1 .cse2 .cse0) (or (not (= |old(~waterLevel~0)| 1)) .cse1 .cse2))) [2020-10-29 11:49:19,275 INFO L274 CegarLoopResult]: For program point L432(line 432) no Hoare annotation was computed. [2020-10-29 11:49:19,275 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 428 435) no Hoare annotation was computed. [2020-10-29 11:49:19,276 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 428 435) the Hoare annotation is: true [2020-10-29 11:49:19,276 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 428 435) no Hoare annotation was computed. [2020-10-29 11:49:19,276 INFO L274 CegarLoopResult]: For program point L193(lines 193 201) no Hoare annotation was computed. [2020-10-29 11:49:19,276 INFO L270 CegarLoopResult]: At program point L191(line 191) the Hoare annotation is: (let ((.cse2 (not (= ~waterLevel~0 1))) (.cse0 (= 0 ~systemActive~0)) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 (not (= 2 ~waterLevel~0))) (or .cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0) (or .cse2 .cse0 .cse1))) [2020-10-29 11:49:19,276 INFO L274 CegarLoopResult]: For program point L191-1(line 191) no Hoare annotation was computed. [2020-10-29 11:49:19,276 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 185 209) no Hoare annotation was computed. [2020-10-29 11:49:19,276 INFO L274 CegarLoopResult]: For program point L189(lines 189 206) no Hoare annotation was computed. [2020-10-29 11:49:19,276 INFO L270 CegarLoopResult]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 185 209) the Hoare annotation is: (let ((.cse1 (= 0 ~systemActive~0)) (.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or (not (= ~waterLevel~0 1)) .cse0 .cse1) (or .cse1 .cse0 (not (= |old(~pumpRunning~0)| 0)) (not (= 2 ~waterLevel~0))))) [2020-10-29 11:49:19,276 INFO L270 CegarLoopResult]: At program point L204(line 204) the Hoare annotation is: (let ((.cse1 (= 0 ~systemActive~0)) (.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or (not (= ~waterLevel~0 1)) (and .cse0 (= ~pumpRunning~0 0)) .cse1) (or .cse1 .cse0 (not (= |old(~pumpRunning~0)| 0)) (not (= 2 ~waterLevel~0))))) [2020-10-29 11:49:19,277 INFO L274 CegarLoopResult]: For program point L204-1(lines 185 209) no Hoare annotation was computed. [2020-10-29 11:49:19,277 INFO L270 CegarLoopResult]: At program point L199(line 199) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0))) (and (or .cse0 (not (= |old(~pumpRunning~0)| 0)) (not (= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0))) [2020-10-29 11:49:19,277 INFO L270 CegarLoopResult]: At program point L195(line 195) the Hoare annotation is: (let ((.cse2 (not (= ~waterLevel~0 1))) (.cse0 (= 0 ~systemActive~0)) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 (not (= 2 ~waterLevel~0))) (or .cse2 (and (<= 1 processEnvironment__wrappee__lowWaterSensor_~tmp~2) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) .cse0) (or .cse2 .cse0 .cse1))) [2020-10-29 11:49:19,301 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 11:49:19 BoogieIcfgContainer [2020-10-29 11:49:19,301 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-29 11:49:19,303 INFO L168 Benchmark]: Toolchain (without parser) took 171283.20 ms. Allocated memory was 169.9 MB in the beginning and 1.1 GB in the end (delta: 893.4 MB). Free memory was 144.5 MB in the beginning and 948.3 MB in the end (delta: -803.8 MB). Peak memory consumption was 685.0 MB. Max. memory is 8.0 GB. [2020-10-29 11:49:19,304 INFO L168 Benchmark]: CDTParser took 0.67 ms. Allocated memory is still 125.8 MB. Free memory is still 99.3 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-29 11:49:19,304 INFO L168 Benchmark]: CACSL2BoogieTranslator took 615.30 ms. Allocated memory is still 169.9 MB. Free memory was 143.7 MB in the beginning and 122.4 MB in the end (delta: 21.4 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2020-10-29 11:49:19,305 INFO L168 Benchmark]: Boogie Preprocessor took 161.91 ms. Allocated memory is still 169.9 MB. Free memory was 122.3 MB in the beginning and 152.1 MB in the end (delta: -29.8 MB). Peak memory consumption was 6.9 MB. Max. memory is 8.0 GB. [2020-10-29 11:49:19,311 INFO L168 Benchmark]: RCFGBuilder took 1441.09 ms. Allocated memory is still 169.9 MB. Free memory was 152.1 MB in the beginning and 105.2 MB in the end (delta: 46.9 MB). Peak memory consumption was 51.1 MB. Max. memory is 8.0 GB. [2020-10-29 11:49:19,312 INFO L168 Benchmark]: TraceAbstraction took 169043.03 ms. Allocated memory was 169.9 MB in the beginning and 1.1 GB in the end (delta: 893.4 MB). Free memory was 105.2 MB in the beginning and 948.3 MB in the end (delta: -843.1 MB). Peak memory consumption was 644.9 MB. Max. memory is 8.0 GB. [2020-10-29 11:49:19,314 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.67 ms. Allocated memory is still 125.8 MB. Free memory is still 99.3 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 615.30 ms. Allocated memory is still 169.9 MB. Free memory was 143.7 MB in the beginning and 122.4 MB in the end (delta: 21.4 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 161.91 ms. Allocated memory is still 169.9 MB. Free memory was 122.3 MB in the beginning and 152.1 MB in the end (delta: -29.8 MB). Peak memory consumption was 6.9 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1441.09 ms. Allocated memory is still 169.9 MB. Free memory was 152.1 MB in the beginning and 105.2 MB in the end (delta: 46.9 MB). Peak memory consumption was 51.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 169043.03 ms. Allocated memory was 169.9 MB in the beginning and 1.1 GB in the end (delta: 893.4 MB). Free memory was 105.2 MB in the beginning and 948.3 MB in the end (delta: -843.1 MB). Peak memory consumption was 644.9 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: 837]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 830]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 876]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 883]: 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: 57]: Loop Invariant Derived loop invariant: ((((!(\old(systemActive) == 1) || ((2 == waterLevel && splverifierCounter <= 3) && !(0 == systemActive))) || !(\old(waterLevel) == 1)) || !(\old(pumpRunning) == 0)) || ((2 == waterLevel && splverifierCounter <= 3) && pumpRunning == 0)) || ((waterLevel == 1 && splverifierCounter <= 3) && pumpRunning == 0) - InvariantResult [Line: 448]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 56]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(waterLevel) == 1)) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 438]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 43 procedures, 263 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 125.8s, OverallIterations: 9, TraceHistogramMax: 2, AutomataDifference: 76.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 43.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1635 SDtfs, 4954 SDslu, 2658 SDs, 0 SdLazy, 15353 SolverSat, 3691 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 36.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 555 GetRequests, 333 SyntacticMatches, 3 SemanticMatches, 219 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1564 ImplicationChecksByTransitivity, 34.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3393occurred 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: 3.6s AutomataMinimizationTime, 9 MinimizatonAttempts, 1828 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 70 LocationsWithAnnotation, 6521 PreInvPairs, 6779 NumberOfFragments, 1652 HoareAnnotationTreeSize, 6521 FomulaSimplifications, 5384088 FormulaSimplificationTreeSizeReduction, 11.0s HoareSimplificationTime, 70 FomulaSimplificationsInter, 73590 FormulaSimplificationTreeSizeReductionInter, 31.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 44.3s InterpolantComputationTime, 893 NumberOfCodeBlocks, 893 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 884 ConstructedInterpolants, 0 QuantifiedInterpolants, 380539 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 6 PerfectInterpolantSequences, 79/95 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...