/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SHALLOWEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product45.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 03:22:40,782 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 03:22:40,788 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 03:22:40,848 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 03:22:40,849 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 03:22:40,856 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 03:22:40,858 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 03:22:40,863 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 03:22:40,867 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 03:22:40,874 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 03:22:40,876 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 03:22:40,878 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 03:22:40,878 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 03:22:40,882 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 03:22:40,884 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 03:22:40,886 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 03:22:40,887 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 03:22:40,890 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 03:22:40,907 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 03:22:40,915 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 03:22:40,917 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 03:22:40,918 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 03:22:40,921 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 03:22:40,923 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 03:22:40,931 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 03:22:40,932 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 03:22:40,932 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 03:22:40,934 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 03:22:40,935 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 03:22:40,936 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 03:22:40,936 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 03:22:40,937 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 03:22:40,939 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 03:22:40,940 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 03:22:40,941 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 03:22:40,941 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 03:22:40,942 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 03:22:40,942 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 03:22:40,943 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 03:22:40,944 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 03:22:40,944 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 03:22:40,952 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-27 03:22:40,997 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 03:22:40,997 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 03:22:41,000 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 03:22:41,001 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 03:22:41,001 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 03:22:41,001 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 03:22:41,002 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 03:22:41,002 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 03:22:41,002 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 03:22:41,002 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 03:22:41,003 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 03:22:41,004 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 03:22:41,004 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 03:22:41,004 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 03:22:41,004 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 03:22:41,005 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 03:22:41,005 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 03:22:41,005 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 03:22:41,005 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 03:22:41,006 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 03:22:41,006 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 03:22:41,006 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 03:22:41,006 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 03:22:41,006 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 03:22:41,007 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 03:22:41,007 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 03:22:41,007 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 03:22:41,007 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 03:22:41,007 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 03:22:41,008 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 03:22:41,463 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 03:22:41,493 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 03:22:41,496 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 03:22:41,497 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 03:22:41,498 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 03:22:41,499 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product45.cil.c [2020-10-27 03:22:41,568 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/46dd01cef/d33f60190563495ea118a041df88b936/FLAGbe6142975 [2020-10-27 03:22:42,234 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 03:22:42,235 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec1_product45.cil.c [2020-10-27 03:22:42,250 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/46dd01cef/d33f60190563495ea118a041df88b936/FLAGbe6142975 [2020-10-27 03:22:42,499 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/46dd01cef/d33f60190563495ea118a041df88b936 [2020-10-27 03:22:42,504 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 03:22:42,511 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 03:22:42,514 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 03:22:42,514 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 03:22:42,518 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 03:22:42,519 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 03:22:42" (1/1) ... [2020-10-27 03:22:42,528 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66ffa82e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:22:42, skipping insertion in model container [2020-10-27 03:22:42,529 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 03:22:42" (1/1) ... [2020-10-27 03:22:42,537 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 03:22:42,615 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 03:22:42,989 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 03:22:43,014 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 03:22:43,150 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 03:22:43,213 INFO L208 MainTranslator]: Completed translation [2020-10-27 03:22:43,214 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:22:43 WrapperNode [2020-10-27 03:22:43,215 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 03:22:43,216 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 03:22:43,216 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 03:22:43,217 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 03:22:43,232 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:22:43" (1/1) ... [2020-10-27 03:22:43,235 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:22:43" (1/1) ... [2020-10-27 03:22:43,280 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:22:43" (1/1) ... [2020-10-27 03:22:43,284 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:22:43" (1/1) ... [2020-10-27 03:22:43,353 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:22:43" (1/1) ... [2020-10-27 03:22:43,367 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:22:43" (1/1) ... [2020-10-27 03:22:43,372 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:22:43" (1/1) ... [2020-10-27 03:22:43,380 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 03:22:43,381 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 03:22:43,381 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 03:22:43,381 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 03:22:43,382 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:22:43" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 03:22:43,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 03:22:43,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 03:22:43,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 03:22:43,472 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 03:22:43,472 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-27 03:22:43,473 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-27 03:22:43,473 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-27 03:22:43,474 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-27 03:22:43,474 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-27 03:22:43,474 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-27 03:22:43,475 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-27 03:22:43,475 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 03:22:43,475 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-10-27 03:22:43,476 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-27 03:22:43,476 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-27 03:22:43,477 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 03:22:43,477 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-27 03:22:43,477 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 03:22:43,477 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 03:22:43,478 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 03:22:43,478 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 03:22:43,478 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 03:22:43,478 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 03:22:43,478 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 03:22:43,479 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 03:22:43,479 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 03:22:43,479 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 03:22:43,479 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 03:22:43,479 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 03:22:43,480 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-27 03:22:43,480 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-27 03:22:43,516 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-10-27 03:22:43,517 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-27 03:22:43,517 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2020-10-27 03:22:43,517 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-27 03:22:43,517 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-27 03:22:43,518 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-27 03:22:43,518 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-27 03:22:43,519 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-27 03:22:43,520 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-27 03:22:43,520 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 03:22:43,520 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 03:22:43,520 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 03:22:43,520 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 03:22:43,520 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 03:22:43,521 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 03:22:43,521 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-27 03:22:43,521 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-27 03:22:43,521 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-27 03:22:43,521 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-27 03:22:43,521 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-27 03:22:43,521 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-27 03:22:43,522 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-27 03:22:43,522 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 03:22:43,522 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-27 03:22:43,522 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-10-27 03:22:43,523 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-27 03:22:43,523 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-27 03:22:43,523 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-27 03:22:43,523 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-27 03:22:43,524 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 03:22:43,524 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 03:22:43,524 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-27 03:22:43,524 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 03:22:43,525 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 03:22:43,525 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 03:22:43,525 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 03:22:43,525 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 03:22:43,525 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 03:22:43,525 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 03:22:43,526 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 03:22:43,526 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 03:22:43,528 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 03:22:43,528 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 03:22:43,528 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 03:22:43,529 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 03:22:43,529 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 03:22:43,529 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 03:22:43,529 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 03:22:43,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 03:22:43,530 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 03:22:43,530 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 03:22:43,531 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 03:22:43,531 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-27 03:22:43,531 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-27 03:22:43,532 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-27 03:22:43,532 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-27 03:22:43,532 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-27 03:22:43,533 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-10-27 03:22:43,534 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-27 03:22:43,534 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2020-10-27 03:22:43,534 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 03:22:43,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 03:22:43,535 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 03:22:45,014 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 03:22:45,014 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-27 03:22:45,020 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 03:22:45 BoogieIcfgContainer [2020-10-27 03:22:45,020 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 03:22:45,022 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 03:22:45,023 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 03:22:45,027 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 03:22:45,027 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 03:22:42" (1/3) ... [2020-10-27 03:22:45,029 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@768e17d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 03:22:45, skipping insertion in model container [2020-10-27 03:22:45,029 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:22:43" (2/3) ... [2020-10-27 03:22:45,030 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@768e17d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 03:22:45, skipping insertion in model container [2020-10-27 03:22:45,030 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 03:22:45" (3/3) ... [2020-10-27 03:22:45,032 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product45.cil.c [2020-10-27 03:22:45,048 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 03:22:45,054 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 03:22:45,068 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 03:22:45,114 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 03:22:45,114 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 03:22:45,114 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 03:22:45,115 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 03:22:45,115 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 03:22:45,116 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 03:22:45,116 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 03:22:45,117 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 03:22:45,148 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states. [2020-10-27 03:22:45,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-27 03:22:45,164 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:22:45,165 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:22:45,165 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:22:45,176 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:22:45,176 INFO L82 PathProgramCache]: Analyzing trace with hash -1326010213, now seen corresponding path program 1 times [2020-10-27 03:22:45,187 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:22:45,188 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [220195908] [2020-10-27 03:22:45,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:22:45,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:22:45,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:22:45,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:22:45,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:22:47,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:22:47,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:22:50,525 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:22:50,525 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-27 03:22:50,525 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 03:22:50,525 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-27 03:22:50,528 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:22:50,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:22:50,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:22:50,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-27 03:22:50,529 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 03:22:51,343 WARN L193 SmtUtils]: Spent 717.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:22:51,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:22:51,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:22:51,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:22:51,531 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:22:51,531 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:22:51,531 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:22:51,532 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 137 [2020-10-27 03:22:51,532 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:22:51,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:22:51,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:22:51,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:22:51,534 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 03:22:51,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:22:51,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:22:51,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:22:51,589 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:22:51,590 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:22:51,590 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:22:51,590 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 03:22:51,591 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:22:51,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:22:51,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:22:51,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:22:51,592 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:22:51,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:22:51,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:22:51,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:22:51,601 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:22:51,601 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:22:51,601 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:22:51,601 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:22:51,602 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:22:51,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:22:51,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:22:51,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:22:51,608 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 6 [2020-10-27 03:22:51,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:22:51,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:22:51,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:22:51,622 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:22:51,622 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:22:51,623 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:22:51,623 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:22:51,623 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:22:51,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:22:51,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:22:51,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:22:51,624 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:22:51,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:22:51,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:22:51,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:22:51,631 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:22:51,631 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:22:51,632 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:22:51,632 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:22:51,632 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:22:51,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:22:51,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:22:51,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:22:51,633 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:22:51,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 03:22:51,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:22:51,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:22:51,639 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:22:51,639 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:22:51,640 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:22:51,640 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:22:51,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:22:51,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:22:51,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:22:51,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:22:51,642 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 03:22:51,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-27 03:22:51,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:22:51,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:22:51,649 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:22:51,649 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:22:51,649 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:22:51,649 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:22:51,650 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:22:51,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:22:51,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:22:51,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:22:51,650 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:22:51,665 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 03:22:51,666 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [220195908] [2020-10-27 03:22:51,668 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:22:51,669 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-27 03:22:51,670 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1666485497] [2020-10-27 03:22:51,676 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-27 03:22:51,677 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:22:51,691 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-27 03:22:51,692 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-27 03:22:51,695 INFO L87 Difference]: Start difference. First operand 177 states. Second operand 4 states. [2020-10-27 03:22:52,335 WARN L193 SmtUtils]: Spent 480.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:22:53,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:22:53,999 INFO L93 Difference]: Finished difference Result 308 states and 404 transitions. [2020-10-27 03:22:54,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-27 03:22:54,001 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-10-27 03:22:54,002 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:22:54,016 INFO L225 Difference]: With dead ends: 308 [2020-10-27 03:22:54,017 INFO L226 Difference]: Without dead ends: 165 [2020-10-27 03:22:54,022 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-27 03:22:54,042 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2020-10-27 03:22:54,144 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 131. [2020-10-27 03:22:54,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 131 states. [2020-10-27 03:22:54,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 154 transitions. [2020-10-27 03:22:54,156 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 154 transitions. Word has length 47 [2020-10-27 03:22:54,157 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:22:54,157 INFO L481 AbstractCegarLoop]: Abstraction has 131 states and 154 transitions. [2020-10-27 03:22:54,158 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-27 03:22:54,158 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 154 transitions. [2020-10-27 03:22:54,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-10-27 03:22:54,165 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:22:54,165 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] [2020-10-27 03:22:54,165 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 03:22:54,165 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:22:54,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:22:54,168 INFO L82 PathProgramCache]: Analyzing trace with hash -551833253, now seen corresponding path program 1 times [2020-10-27 03:22:54,168 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:22:54,168 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2068272790] [2020-10-27 03:22:54,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:22:54,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:22:54,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:22:54,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:22:54,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:22:56,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:22:58,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:22:58,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:22:58,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:22:59,210 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:22:59,211 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 101 [2020-10-27 03:22:59,211 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 03:22:59,211 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-27 03:22:59,211 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:22:59,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-27 03:22:59,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:22:59,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 81 [2020-10-27 03:22:59,212 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:22:59,662 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:22:59,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:22:59,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:22:59,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:22:59,798 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:22:59,799 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:22:59,799 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:22:59,799 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 112 [2020-10-27 03:22:59,799 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:22:59,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:22:59,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:22:59,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:22:59,800 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:22:59,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:22:59,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:22:59,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:22:59,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:22:59,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:22:59,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:22:59,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:22:59,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:22:59,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:22:59,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:22:59,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:22:59,828 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 03:22:59,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:22:59,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:22:59,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:22:59,834 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:22:59,834 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:22:59,835 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:22:59,835 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:22:59,835 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:22:59,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:22:59,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:22:59,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:22:59,836 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:22:59,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:22:59,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:22:59,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:22:59,845 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:22:59,845 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:22:59,845 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:22:59,845 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:22:59,846 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:22:59,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:22:59,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:22:59,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:22:59,846 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:22:59,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:22:59,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:22:59,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:22:59,850 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:22:59,851 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:22:59,851 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:22:59,851 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:22:59,851 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:22:59,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:22:59,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:22:59,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:22:59,851 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:22:59,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-27 03:22:59,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:22:59,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:22:59,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:22:59,887 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:22:59,887 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-27 03:22:59,887 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:22:59,887 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 03:22:59,888 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:22:59,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:22:59,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:22:59,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-27 03:22:59,888 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:22:59,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:22:59,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:22:59,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:22:59,897 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:22:59,897 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 03:22:59,897 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:22:59,897 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:22:59,898 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:22:59,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:22:59,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:22:59,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:22:59,898 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:22:59,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:22:59,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:22:59,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:22:59,907 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:22:59,908 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:22:59,908 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:22:59,908 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:22:59,908 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:22:59,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:22:59,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:22:59,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:22:59,909 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:22:59,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-27 03:22:59,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:22:59,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:22:59,918 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:22:59,918 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:22:59,919 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:22:59,923 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 03:22:59,923 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:22:59,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:22:59,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:22:59,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:22:59,924 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:22:59,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-27 03:22:59,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:22:59,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:22:59,948 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:22:59,948 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:22:59,949 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:22:59,949 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:22:59,951 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:22:59,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:22:59,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:22:59,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:22:59,952 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 03:22:59,967 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 03:22:59,968 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2068272790] [2020-10-27 03:22:59,968 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:22:59,968 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-27 03:22:59,969 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2100968275] [2020-10-27 03:22:59,972 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 03:22:59,972 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:22:59,973 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 03:22:59,973 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-27 03:22:59,973 INFO L87 Difference]: Start difference. First operand 131 states and 154 transitions. Second operand 8 states. [2020-10-27 03:23:00,509 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:23:01,553 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:23:02,334 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:23:03,380 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:23:03,755 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:23:04,407 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:23:05,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:23:05,796 INFO L93 Difference]: Finished difference Result 436 states and 585 transitions. [2020-10-27 03:23:05,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-27 03:23:05,801 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 65 [2020-10-27 03:23:05,802 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:23:05,807 INFO L225 Difference]: With dead ends: 436 [2020-10-27 03:23:05,807 INFO L226 Difference]: Without dead ends: 306 [2020-10-27 03:23:05,813 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2020-10-27 03:23:05,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 306 states. [2020-10-27 03:23:05,912 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 306 to 219. [2020-10-27 03:23:05,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 219 states. [2020-10-27 03:23:05,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 219 states and 261 transitions. [2020-10-27 03:23:05,915 INFO L78 Accepts]: Start accepts. Automaton has 219 states and 261 transitions. Word has length 65 [2020-10-27 03:23:05,915 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:23:05,916 INFO L481 AbstractCegarLoop]: Abstraction has 219 states and 261 transitions. [2020-10-27 03:23:05,916 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 03:23:05,916 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 261 transitions. [2020-10-27 03:23:05,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2020-10-27 03:23:05,920 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:23:05,920 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] [2020-10-27 03:23:05,920 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 03:23:05,921 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:23:05,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:23:05,921 INFO L82 PathProgramCache]: Analyzing trace with hash 1790211999, now seen corresponding path program 1 times [2020-10-27 03:23:05,921 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:23:05,922 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [103404727] [2020-10-27 03:23:05,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:23:05,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:05,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:06,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:06,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:07,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:07,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:07,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:08,733 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:08,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 107 [2020-10-27 03:23:08,733 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 03:23:08,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2780 [2020-10-27 03:23:08,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:08,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-27 03:23:08,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:23:08,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 66 [2020-10-27 03:23:08,735 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 03:23:09,159 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:23:09,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:23:09,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:09,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:09,242 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:09,242 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:23:09,243 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:09,243 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 66 [2020-10-27 03:23:09,243 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:09,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:23:09,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:09,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:23:09,244 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:09,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:23:09,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:09,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:09,264 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:09,264 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:23:09,264 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:09,264 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:23:09,264 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:09,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:23:09,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:09,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:23:09,265 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:09,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:23:09,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:09,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:09,270 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:09,270 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:23:09,270 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:09,270 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:23:09,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:09,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:23:09,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:09,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:23:09,271 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:09,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:23:09,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:09,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:09,278 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:09,278 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:23:09,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:09,278 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:23:09,278 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:09,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:23:09,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:09,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:23:09,280 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:09,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:23:09,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:09,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:09,285 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:09,285 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:23:09,285 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:09,285 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:23:09,285 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:09,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:23:09,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:09,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:23:09,286 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:09,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 03:23:09,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:09,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:09,299 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:09,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:23:09,299 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:09,300 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:23:09,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:09,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:23:09,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:09,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:23:09,300 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:09,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 03:23:09,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:09,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:09,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:09,325 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:09,325 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-27 03:23:09,325 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:23:09,326 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 03:23:09,326 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:09,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 03:23:09,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 03:23:09,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-27 03:23:09,326 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:09,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:23:09,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:09,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:09,346 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:09,346 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 03:23:09,346 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:09,346 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:23:09,346 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:09,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:23:09,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 03:23:09,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 03:23:09,347 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:09,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:23:09,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:09,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:09,351 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:09,352 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:23:09,352 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:09,352 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:23:09,352 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:09,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:23:09,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:09,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:23:09,353 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:09,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-27 03:23:09,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:09,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:09,357 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:09,357 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:23:09,357 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:09,357 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:23:09,357 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:09,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:23:09,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:23:09,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:23:09,358 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:09,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-27 03:23:09,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:09,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:09,362 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:09,362 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:23:09,362 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:09,362 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:23:09,362 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:09,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:23:09,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:23:09,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:23:09,363 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:09,377 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 03:23:09,378 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [103404727] [2020-10-27 03:23:09,378 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:23:09,378 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-27 03:23:09,378 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2061194627] [2020-10-27 03:23:09,379 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-27 03:23:09,379 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:23:09,380 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-27 03:23:09,380 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-10-27 03:23:09,380 INFO L87 Difference]: Start difference. First operand 219 states and 261 transitions. Second operand 7 states. [2020-10-27 03:23:09,918 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:23:11,513 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:23:13,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:23:13,517 INFO L93 Difference]: Finished difference Result 709 states and 938 transitions. [2020-10-27 03:23:13,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-27 03:23:13,518 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 69 [2020-10-27 03:23:13,519 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:23:13,525 INFO L225 Difference]: With dead ends: 709 [2020-10-27 03:23:13,525 INFO L226 Difference]: Without dead ends: 514 [2020-10-27 03:23:13,527 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=71, Invalid=169, Unknown=0, NotChecked=0, Total=240 [2020-10-27 03:23:13,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 514 states. [2020-10-27 03:23:13,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 514 to 389. [2020-10-27 03:23:13,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 389 states. [2020-10-27 03:23:13,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 389 states and 458 transitions. [2020-10-27 03:23:13,668 INFO L78 Accepts]: Start accepts. Automaton has 389 states and 458 transitions. Word has length 69 [2020-10-27 03:23:13,668 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:23:13,668 INFO L481 AbstractCegarLoop]: Abstraction has 389 states and 458 transitions. [2020-10-27 03:23:13,668 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-27 03:23:13,668 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 458 transitions. [2020-10-27 03:23:13,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2020-10-27 03:23:13,672 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:23:13,672 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] [2020-10-27 03:23:13,672 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 03:23:13,673 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:23:13,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:23:13,673 INFO L82 PathProgramCache]: Analyzing trace with hash 309498580, now seen corresponding path program 1 times [2020-10-27 03:23:13,673 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:23:13,674 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [391453648] [2020-10-27 03:23:13,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:23:13,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:13,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:13,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:14,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:14,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:16,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:16,730 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 125 [2020-10-27 03:23:16,730 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 03:23:16,730 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3027 [2020-10-27 03:23:16,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:16,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 17 [2020-10-27 03:23:16,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:23:16,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 113 [2020-10-27 03:23:16,731 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:17,219 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:23:17,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:23:17,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:17,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:17,320 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:17,320 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:23:17,320 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:17,320 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 79 [2020-10-27 03:23:17,320 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:17,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:23:17,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:17,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:23:17,321 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:17,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:23:17,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:17,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:17,340 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:17,340 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:23:17,341 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:17,341 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:23:17,341 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:17,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:23:17,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:17,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:23:17,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:17,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:23:17,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:17,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:17,345 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:17,345 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:23:17,345 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:17,345 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:23:17,346 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:17,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:23:17,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:17,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:23:17,346 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:17,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:23:17,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:17,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:17,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:17,351 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:23:17,351 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:17,351 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:23:17,351 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:17,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:23:17,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:17,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:23:17,352 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:17,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:23:17,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:17,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:17,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:17,355 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:23:17,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:17,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:23:17,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:17,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:23:17,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:17,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:23:17,356 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:17,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 03:23:17,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:17,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:17,374 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:17,375 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:23:17,375 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:17,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:23:17,375 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:17,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:23:17,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:17,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:23:17,376 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:17,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 03:23:17,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:17,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:17,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:17,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:17,445 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:17,446 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-27 03:23:17,446 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 03:23:17,446 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 49 [2020-10-27 03:23:17,446 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:17,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 03:23:17,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 03:23:17,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 39 [2020-10-27 03:23:17,447 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:17,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:23:17,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:17,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:17,465 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:17,465 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 03:23:17,465 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:17,465 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 03:23:17,466 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:17,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:23:17,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 03:23:17,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-10-27 03:23:17,466 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:17,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:23:17,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:17,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:17,496 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:17,497 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:23:17,497 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:17,497 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 03:23:17,497 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:17,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:23:17,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:17,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-27 03:23:17,498 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:17,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:23:17,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:17,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:17,505 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:17,505 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:23:17,505 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:17,505 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:23:17,505 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:17,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:23:17,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:17,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:23:17,506 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:17,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:23:17,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:17,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:17,512 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:17,513 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:23:17,513 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:17,513 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:23:17,513 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:17,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:23:17,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:17,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:23:17,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:17,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2020-10-27 03:23:17,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:17,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:17,520 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:17,520 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:23:17,520 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:17,520 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:23:17,520 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:17,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:23:17,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:17,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:23:17,521 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:17,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-10-27 03:23:17,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:17,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:17,531 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:17,531 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:23:17,531 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:17,531 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 03:23:17,532 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:17,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:23:17,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:17,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:23:17,532 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:17,575 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 03:23:17,575 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [391453648] [2020-10-27 03:23:17,576 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:23:17,576 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-27 03:23:17,576 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [899654697] [2020-10-27 03:23:17,578 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 03:23:17,578 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:23:17,579 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 03:23:17,579 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-27 03:23:17,579 INFO L87 Difference]: Start difference. First operand 389 states and 458 transitions. Second operand 9 states. [2020-10-27 03:23:18,293 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:23:19,893 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 03:23:20,359 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:23:22,058 WARN L193 SmtUtils]: Spent 709.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 206 [2020-10-27 03:23:22,464 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:23:22,871 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:23:23,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:23:23,795 INFO L93 Difference]: Finished difference Result 506 states and 649 transitions. [2020-10-27 03:23:23,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-27 03:23:23,802 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 83 [2020-10-27 03:23:23,802 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:23:23,807 INFO L225 Difference]: With dead ends: 506 [2020-10-27 03:23:23,807 INFO L226 Difference]: Without dead ends: 502 [2020-10-27 03:23:23,808 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=115, Invalid=305, Unknown=0, NotChecked=0, Total=420 [2020-10-27 03:23:23,809 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 502 states. [2020-10-27 03:23:23,918 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 502 to 389. [2020-10-27 03:23:23,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 389 states. [2020-10-27 03:23:23,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 389 states and 457 transitions. [2020-10-27 03:23:23,922 INFO L78 Accepts]: Start accepts. Automaton has 389 states and 457 transitions. Word has length 83 [2020-10-27 03:23:23,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:23:23,923 INFO L481 AbstractCegarLoop]: Abstraction has 389 states and 457 transitions. [2020-10-27 03:23:23,923 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-27 03:23:23,923 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 457 transitions. [2020-10-27 03:23:23,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2020-10-27 03:23:23,925 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:23:23,925 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:23:23,926 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-27 03:23:23,926 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:23:23,926 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:23:23,926 INFO L82 PathProgramCache]: Analyzing trace with hash 881325026, now seen corresponding path program 1 times [2020-10-27 03:23:23,927 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:23:23,927 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1529334453] [2020-10-27 03:23:23,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:23:23,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:23,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:24,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:24,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:28,822 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:28,823 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 147 [2020-10-27 03:23:28,823 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 03:23:28,823 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4858 [2020-10-27 03:23:28,823 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:28,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 03:23:28,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 51 [2020-10-27 03:23:28,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 57 [2020-10-27 03:23:28,824 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:29,190 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:23:29,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:23:29,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:29,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:29,227 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:29,227 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:23:29,227 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:29,227 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-27 03:23:29,228 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:29,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:23:29,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:29,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:23:29,228 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:29,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:23:29,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:29,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:29,242 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:29,242 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:23:29,242 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:29,243 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:23:29,243 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:29,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:23:29,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:29,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:23:29,243 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:29,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:23:29,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:29,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:29,246 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:29,246 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:23:29,246 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:29,246 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:23:29,247 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:29,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:23:29,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:29,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:23:29,247 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:29,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:23:29,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:29,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:29,250 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:29,250 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:23:29,251 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:29,251 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:23:29,251 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:29,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:23:29,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:29,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:23:29,251 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:29,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:23:29,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:29,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:29,254 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:29,255 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:23:29,255 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:29,255 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:23:29,255 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:29,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:23:29,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:29,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:23:29,256 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:29,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 03:23:29,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:29,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:29,270 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:29,271 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:23:29,271 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:29,271 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:23:29,271 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:29,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:23:29,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:29,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:23:29,272 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:29,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 03:23:29,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:29,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:29,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:29,392 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:29,392 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 03:23:29,393 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:23:29,393 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 102 [2020-10-27 03:23:29,393 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:29,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:23:29,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-27 03:23:29,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 03:23:29,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:29,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:23:29,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:29,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:29,428 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:29,428 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 03:23:29,428 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:29,429 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-27 03:23:29,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:29,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:23:29,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-27 03:23:29,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 03:23:29,429 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:29,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:23:29,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:29,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:29,504 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:29,504 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:23:29,504 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:29,505 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 03:23:29,505 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:29,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:23:29,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:29,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 03:23:29,505 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:29,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:23:29,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:29,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:29,541 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:29,541 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:23:29,542 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:29,542 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:23:29,542 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:29,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:23:29,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:29,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:23:29,543 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:29,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:23:29,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:29,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:29,553 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:29,553 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 03:23:29,553 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:29,553 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:23:29,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:29,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:23:29,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-27 03:23:29,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:23:29,554 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:29,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:23:29,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:29,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:29,559 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:29,560 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:23:29,560 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:29,560 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:23:29,560 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:29,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:23:29,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:29,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:23:29,561 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:29,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:23:29,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:29,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:29,566 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:29,566 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:23:29,566 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:29,567 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:23:29,567 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:29,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:23:29,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:29,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:23:29,567 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:29,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:23:29,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:29,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:29,571 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:29,571 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:23:29,571 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:29,571 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:23:29,571 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:29,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:23:29,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:29,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:23:29,572 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:29,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-27 03:23:29,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:29,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:29,579 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:29,579 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:23:29,579 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:29,579 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:23:29,580 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:29,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:23:29,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:23:29,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:23:29,580 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:29,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-10-27 03:23:29,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:29,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:29,584 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:29,584 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:23:29,585 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:29,585 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:23:29,585 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:29,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:23:29,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:23:29,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:23:29,586 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:29,606 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-27 03:23:29,607 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1529334453] [2020-10-27 03:23:29,607 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:23:29,607 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-27 03:23:29,607 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [527419700] [2020-10-27 03:23:29,608 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-27 03:23:29,608 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:23:29,609 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-27 03:23:29,609 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-10-27 03:23:29,609 INFO L87 Difference]: Start difference. First operand 389 states and 457 transitions. Second operand 10 states. [2020-10-27 03:23:30,839 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:23:31,464 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:23:31,889 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:23:32,319 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:23:32,730 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:23:33,135 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:23:33,544 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 03:23:33,991 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 03:23:34,403 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 03:23:37,092 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:23:37,092 INFO L93 Difference]: Finished difference Result 875 states and 1124 transitions. [2020-10-27 03:23:37,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-10-27 03:23:37,093 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 99 [2020-10-27 03:23:37,093 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:23:37,098 INFO L225 Difference]: With dead ends: 875 [2020-10-27 03:23:37,098 INFO L226 Difference]: Without dead ends: 510 [2020-10-27 03:23:37,100 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 3.9s TimeCoverageRelationStatistics Valid=135, Invalid=371, Unknown=0, NotChecked=0, Total=506 [2020-10-27 03:23:37,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 510 states. [2020-10-27 03:23:37,206 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 510 to 399. [2020-10-27 03:23:37,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 399 states. [2020-10-27 03:23:37,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 399 states and 463 transitions. [2020-10-27 03:23:37,210 INFO L78 Accepts]: Start accepts. Automaton has 399 states and 463 transitions. Word has length 99 [2020-10-27 03:23:37,210 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:23:37,210 INFO L481 AbstractCegarLoop]: Abstraction has 399 states and 463 transitions. [2020-10-27 03:23:37,211 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-27 03:23:37,211 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 463 transitions. [2020-10-27 03:23:37,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2020-10-27 03:23:37,213 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:23:37,213 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:23:37,213 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-27 03:23:37,214 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:23:37,214 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:23:37,214 INFO L82 PathProgramCache]: Analyzing trace with hash -1485369568, now seen corresponding path program 1 times [2020-10-27 03:23:37,214 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:23:37,215 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [50084854] [2020-10-27 03:23:37,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:23:37,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:37,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:37,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:37,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:41,002 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:41,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 147 [2020-10-27 03:23:41,003 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 03:23:41,003 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3761 [2020-10-27 03:23:41,003 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:41,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 03:23:41,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 51 [2020-10-27 03:23:41,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 57 [2020-10-27 03:23:41,004 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:41,426 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:23:41,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:23:41,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:41,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:41,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:41,472 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:23:41,472 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:41,472 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-27 03:23:41,472 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:41,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:23:41,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:41,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:23:41,473 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:41,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:23:41,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:41,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:41,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:41,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:23:41,490 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:41,490 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:23:41,490 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:41,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:23:41,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:41,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:23:41,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:41,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:23:41,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:41,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:41,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:41,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:23:41,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:41,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:23:41,494 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:41,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:23:41,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:41,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:23:41,495 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:41,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:23:41,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:41,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:41,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:41,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:23:41,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:41,499 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:23:41,499 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:41,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:23:41,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:41,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:23:41,500 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:41,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:23:41,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:41,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:41,504 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:41,504 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:23:41,504 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:41,504 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:23:41,505 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:41,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:23:41,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:41,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:23:41,505 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:41,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 03:23:41,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:41,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:41,524 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:41,524 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:23:41,525 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:41,525 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:23:41,525 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:41,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:23:41,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:41,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:23:41,526 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:41,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 03:23:41,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:41,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:41,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:41,633 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:41,633 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 03:23:41,634 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:23:41,634 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 88 [2020-10-27 03:23:41,634 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:41,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:23:41,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-27 03:23:41,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:23:41,634 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:41,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:23:41,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:41,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:41,661 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:41,662 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 03:23:41,662 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:41,662 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-27 03:23:41,662 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:41,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:23:41,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-27 03:23:41,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:23:41,663 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:41,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:23:41,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:41,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:41,675 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:41,676 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:23:41,676 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:41,676 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 03:23:41,676 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:41,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:23:41,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 03:23:41,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:23:41,677 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:41,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:23:41,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:41,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:41,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:41,708 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:23:41,708 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:41,708 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:23:41,708 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:41,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 03:23:41,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:41,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:23:41,709 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:41,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:23:41,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:41,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:41,733 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:41,734 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 03:23:41,734 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:41,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:23:41,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:41,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:23:41,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-27 03:23:41,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:23:41,735 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:41,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:23:41,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:41,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:41,740 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:41,740 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:23:41,740 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:41,740 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:23:41,740 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:41,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:23:41,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:41,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:23:41,741 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:41,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:23:41,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:41,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:41,750 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:41,750 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:23:41,751 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:41,751 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 03:23:41,751 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:41,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:23:41,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:41,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:23:41,752 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:41,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:23:41,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:41,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:41,755 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:41,755 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:23:41,755 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:41,756 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:23:41,756 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:41,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:23:41,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:41,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:23:41,756 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:41,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-27 03:23:41,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:41,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:41,763 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:41,763 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:23:41,763 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:41,763 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:23:41,763 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:41,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:23:41,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:23:41,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:23:41,764 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:41,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-10-27 03:23:41,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:41,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:41,767 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:41,767 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:23:41,767 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:41,767 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:23:41,767 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:41,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:23:41,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:23:41,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:23:41,768 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:41,787 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-27 03:23:41,787 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [50084854] [2020-10-27 03:23:41,787 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:23:41,787 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-27 03:23:41,788 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [533325223] [2020-10-27 03:23:41,788 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 03:23:41,788 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:23:41,789 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 03:23:41,789 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-27 03:23:41,790 INFO L87 Difference]: Start difference. First operand 399 states and 463 transitions. Second operand 9 states. [2020-10-27 03:23:43,038 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:23:43,560 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:23:44,011 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:23:44,418 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:23:44,821 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:23:45,252 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:23:45,651 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:23:48,012 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:23:48,013 INFO L93 Difference]: Finished difference Result 895 states and 1137 transitions. [2020-10-27 03:23:48,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-27 03:23:48,013 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 99 [2020-10-27 03:23:48,014 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:23:48,018 INFO L225 Difference]: With dead ends: 895 [2020-10-27 03:23:48,018 INFO L226 Difference]: Without dead ends: 520 [2020-10-27 03:23:48,021 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=108, Invalid=272, Unknown=0, NotChecked=0, Total=380 [2020-10-27 03:23:48,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 520 states. [2020-10-27 03:23:48,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 520 to 407. [2020-10-27 03:23:48,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 407 states. [2020-10-27 03:23:48,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 407 states and 471 transitions. [2020-10-27 03:23:48,126 INFO L78 Accepts]: Start accepts. Automaton has 407 states and 471 transitions. Word has length 99 [2020-10-27 03:23:48,127 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:23:48,127 INFO L481 AbstractCegarLoop]: Abstraction has 407 states and 471 transitions. [2020-10-27 03:23:48,127 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-27 03:23:48,127 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 471 transitions. [2020-10-27 03:23:48,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2020-10-27 03:23:48,129 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:23:48,129 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:23:48,129 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-27 03:23:48,130 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:23:48,130 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:23:48,130 INFO L82 PathProgramCache]: Analyzing trace with hash -1725909697, now seen corresponding path program 1 times [2020-10-27 03:23:48,131 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:23:48,131 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [55952397] [2020-10-27 03:23:48,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:23:48,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:48,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:48,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:48,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:53,113 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:53,113 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 147 [2020-10-27 03:23:53,114 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 03:23:53,114 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4956 [2020-10-27 03:23:53,114 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:53,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 03:23:53,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:23:53,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 75 [2020-10-27 03:23:53,114 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:53,580 WARN L193 SmtUtils]: Spent 425.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:23:53,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:23:53,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:53,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:53,693 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:53,693 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:23:53,693 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:53,693 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 92 [2020-10-27 03:23:53,693 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:53,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:23:53,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:53,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:23:53,694 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:53,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:23:53,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:53,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:53,718 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:53,718 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:23:53,718 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:53,719 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:23:53,719 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:53,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:23:53,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:53,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:23:53,720 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:53,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:23:53,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:53,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:53,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:53,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:23:53,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:53,728 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:23:53,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:53,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:23:53,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:53,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:23:53,729 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:53,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:23:53,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:53,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:53,737 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:53,738 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:23:53,738 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:53,738 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:23:53,738 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:53,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:23:53,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:53,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:23:53,739 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:53,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:23:53,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:53,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:53,744 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:53,744 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:23:53,744 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:53,745 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:23:53,745 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:53,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:23:53,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:53,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:23:53,746 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:53,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 03:23:53,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:53,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:53,769 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:53,770 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:23:53,770 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:53,770 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:23:53,770 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:53,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:23:53,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:53,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:23:53,771 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:53,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 03:23:53,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:53,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:53,804 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:53,804 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 03:23:53,805 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:53,805 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-27 03:23:53,805 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:53,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:23:53,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-27 03:23:53,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-27 03:23:53,806 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:53,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:23:53,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:53,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:53,850 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:53,850 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 03:23:53,851 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:53,851 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 03:23:53,851 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:53,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:23:53,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:53,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 03:23:53,852 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:53,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:23:53,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:53,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:53,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:53,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:23:53,875 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:53,875 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:23:53,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:53,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:23:53,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:53,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 03:23:53,876 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:53,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:23:53,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:53,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:53,891 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:53,891 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:23:53,892 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:53,892 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:23:53,892 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:53,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:23:53,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:53,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 03:23:53,893 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:53,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:23:53,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:53,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:53,912 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:53,912 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 03:23:53,912 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:53,912 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 03:23:53,912 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:53,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:23:53,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:53,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-27 03:23:53,913 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:53,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:23:53,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:53,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:53,918 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:53,918 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:23:53,918 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:53,918 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:23:53,919 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:53,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:23:53,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:53,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:23:53,919 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:53,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:23:53,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:53,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:53,924 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:53,924 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:23:53,924 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:53,925 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:23:53,925 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:53,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:23:53,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:53,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:23:53,926 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:53,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:23:53,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:53,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:53,929 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:53,929 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:23:53,929 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:53,929 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:23:53,929 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:53,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:23:53,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:53,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:23:53,930 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:53,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-27 03:23:53,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:53,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:53,936 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:53,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:23:53,937 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:53,937 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:23:53,937 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:53,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:23:53,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:23:53,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:23:53,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:53,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-10-27 03:23:53,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:53,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:53,944 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:53,944 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:23:53,944 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:53,944 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:23:53,944 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:53,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:23:53,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:23:53,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:23:53,945 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:53,966 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-27 03:23:53,967 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [55952397] [2020-10-27 03:23:53,967 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:23:53,967 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-27 03:23:53,967 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [810935803] [2020-10-27 03:23:53,968 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-27 03:23:53,968 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:23:53,969 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-27 03:23:53,969 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-10-27 03:23:53,969 INFO L87 Difference]: Start difference. First operand 407 states and 471 transitions. Second operand 7 states. [2020-10-27 03:23:54,502 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:23:55,204 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:23:58,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:23:58,425 INFO L93 Difference]: Finished difference Result 1230 states and 1612 transitions. [2020-10-27 03:23:58,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-27 03:23:58,425 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 99 [2020-10-27 03:23:58,426 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:23:58,436 INFO L225 Difference]: With dead ends: 1230 [2020-10-27 03:23:58,436 INFO L226 Difference]: Without dead ends: 838 [2020-10-27 03:23:58,439 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 39 SyntacticMatches, 3 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=56, Invalid=126, Unknown=0, NotChecked=0, Total=182 [2020-10-27 03:23:58,440 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 838 states. [2020-10-27 03:23:58,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 838 to 720. [2020-10-27 03:23:58,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 720 states. [2020-10-27 03:23:58,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 720 states and 873 transitions. [2020-10-27 03:23:58,630 INFO L78 Accepts]: Start accepts. Automaton has 720 states and 873 transitions. Word has length 99 [2020-10-27 03:23:58,631 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:23:58,631 INFO L481 AbstractCegarLoop]: Abstraction has 720 states and 873 transitions. [2020-10-27 03:23:58,631 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-27 03:23:58,631 INFO L276 IsEmpty]: Start isEmpty. Operand 720 states and 873 transitions. [2020-10-27 03:23:58,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2020-10-27 03:23:58,635 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:23:58,635 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:23:58,635 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-27 03:23:58,636 INFO L429 AbstractCegarLoop]: === Iteration 8 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:23:58,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:23:58,636 INFO L82 PathProgramCache]: Analyzing trace with hash 244466821, now seen corresponding path program 1 times [2020-10-27 03:23:58,636 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:23:58,638 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [978226769] [2020-10-27 03:23:58,638 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:23:58,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:58,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:58,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:59,393 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:59,393 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 153 [2020-10-27 03:23:59,393 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:23:59,393 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 726 [2020-10-27 03:23:59,393 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:59,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 03:23:59,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 57 [2020-10-27 03:23:59,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 57 [2020-10-27 03:23:59,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:59,752 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:23:59,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:23:59,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:59,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:59,783 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:59,784 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:23:59,784 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:59,784 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-27 03:23:59,784 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:59,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:23:59,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:59,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:23:59,784 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:59,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:23:59,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:59,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:59,797 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:59,797 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:23:59,797 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:59,797 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:23:59,798 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:59,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:23:59,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:59,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:23:59,798 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:59,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:23:59,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:59,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:59,800 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:59,800 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:23:59,800 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:59,800 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:23:59,800 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:59,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:23:59,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:59,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:23:59,801 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:59,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:23:59,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:59,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:59,803 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:59,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:23:59,803 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:59,803 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:23:59,803 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:59,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:23:59,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:59,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:23:59,804 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:59,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:23:59,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:59,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:59,806 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:59,807 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:23:59,807 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:59,807 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:23:59,807 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:59,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:23:59,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:59,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:23:59,807 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:59,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 03:23:59,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:59,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:59,819 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:59,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:23:59,819 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:59,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:23:59,819 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:59,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:23:59,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:59,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:23:59,820 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:59,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-27 03:23:59,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:59,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:59,833 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:59,833 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:23:59,833 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:59,833 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:23:59,833 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:59,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:23:59,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:59,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:23:59,834 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:59,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-27 03:23:59,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:59,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:59,887 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:59,887 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 03:23:59,887 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:59,887 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-27 03:23:59,887 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:59,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 03:23:59,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 38 [2020-10-27 03:23:59,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-27 03:23:59,888 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:59,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:23:59,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:59,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:59,937 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:59,938 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 03:23:59,938 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:59,938 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-27 03:23:59,938 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:59,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 03:23:59,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:59,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-27 03:23:59,939 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:59,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:23:59,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:59,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:59,958 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:59,958 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:23:59,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:59,959 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:23:59,959 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:59,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:23:59,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:59,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:23:59,959 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:59,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:23:59,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:59,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:59,963 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:59,964 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:23:59,964 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:59,964 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:23:59,964 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:59,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:23:59,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:59,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:23:59,965 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:59,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:23:59,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:59,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:59,983 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:59,983 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 03:23:59,984 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:59,984 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 03:23:59,984 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:59,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 03:23:59,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:59,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-27 03:23:59,984 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:00,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:24:00,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:00,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:00,026 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:00,027 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:24:00,027 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:00,027 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 03:24:00,027 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:00,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:24:00,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:00,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 03:24:00,028 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:00,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:24:00,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:00,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:00,061 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:00,062 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:00,062 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:00,062 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:24:00,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:00,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 03:24:00,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:00,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:24:00,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:00,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:24:00,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:00,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:00,082 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:00,082 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:00,082 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:00,083 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:24:00,083 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:00,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:24:00,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:00,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:24:00,083 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:00,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-27 03:24:00,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:00,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:00,093 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:00,093 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:00,093 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:00,093 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:24:00,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:00,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:00,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:24:00,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:00,094 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:00,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-27 03:24:00,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:00,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:00,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:00,097 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:00,098 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:00,098 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:24:00,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:00,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:00,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:24:00,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:00,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:00,117 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-27 03:24:00,118 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [978226769] [2020-10-27 03:24:00,119 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 03:24:00,119 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-27 03:24:00,119 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1096479226] [2020-10-27 03:24:00,119 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-27 03:24:00,120 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:24:00,120 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-27 03:24:00,120 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=130, Unknown=0, NotChecked=0, Total=156 [2020-10-27 03:24:00,120 INFO L87 Difference]: Start difference. First operand 720 states and 873 transitions. Second operand 13 states. [2020-10-27 03:24:00,793 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:24:01,761 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:24:02,945 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:24:03,455 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:24:03,872 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:24:04,283 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:24:04,700 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:24:05,103 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:24:05,483 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:24:05,898 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:24:06,389 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:24:06,854 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:24:09,562 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:24:09,562 INFO L93 Difference]: Finished difference Result 1375 states and 1749 transitions. [2020-10-27 03:24:09,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2020-10-27 03:24:09,563 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 103 [2020-10-27 03:24:09,564 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:24:09,570 INFO L225 Difference]: With dead ends: 1375 [2020-10-27 03:24:09,570 INFO L226 Difference]: Without dead ends: 762 [2020-10-27 03:24:09,573 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 290 ImplicationChecksByTransitivity, 5.1s TimeCoverageRelationStatistics Valid=253, Invalid=1007, Unknown=0, NotChecked=0, Total=1260 [2020-10-27 03:24:09,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 762 states. [2020-10-27 03:24:09,707 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 762 to 660. [2020-10-27 03:24:09,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 660 states. [2020-10-27 03:24:09,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 660 states and 773 transitions. [2020-10-27 03:24:09,711 INFO L78 Accepts]: Start accepts. Automaton has 660 states and 773 transitions. Word has length 103 [2020-10-27 03:24:09,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:24:09,712 INFO L481 AbstractCegarLoop]: Abstraction has 660 states and 773 transitions. [2020-10-27 03:24:09,712 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-27 03:24:09,712 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 773 transitions. [2020-10-27 03:24:09,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2020-10-27 03:24:09,715 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:24:09,715 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:24:09,716 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-27 03:24:09,716 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]=== [2020-10-27 03:24:09,716 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:24:09,716 INFO L82 PathProgramCache]: Analyzing trace with hash 2037749138, now seen corresponding path program 1 times [2020-10-27 03:24:09,717 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:24:09,717 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1102281470] [2020-10-27 03:24:09,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:24:09,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:09,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:10,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:10,583 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:10,584 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 222 [2020-10-27 03:24:10,584 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:24:10,584 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 834 [2020-10-27 03:24:10,584 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:10,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 03:24:10,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 145 [2020-10-27 03:24:10,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 36 [2020-10-27 03:24:10,584 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:10,992 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:24:10,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:24:10,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:11,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:11,024 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:11,024 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:11,024 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:11,024 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-27 03:24:11,024 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:11,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:11,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:11,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:11,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:11,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:24:11,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:11,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:11,038 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:11,038 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:24:11,039 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:11,039 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:24:11,039 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:11,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:11,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:11,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:11,039 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:11,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:24:11,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:11,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:11,043 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:11,043 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:24:11,043 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:11,043 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:24:11,043 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:11,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:11,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:11,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:11,044 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:11,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:24:11,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:11,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:11,049 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:11,049 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:11,050 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:11,050 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:24:11,053 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:11,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:11,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:11,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:11,054 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:11,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:24:11,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:11,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:11,058 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:11,058 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:24:11,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:11,066 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:24:11,067 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:11,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:11,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:11,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:11,067 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:11,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 03:24:11,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:11,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:11,079 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:11,079 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:11,080 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:11,080 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:24:11,080 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:11,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:11,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:11,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:11,080 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:11,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-27 03:24:11,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:11,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:11,108 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:11,108 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-27 03:24:11,108 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:11,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 03:24:11,109 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:11,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:11,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:11,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:11,109 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:11,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:24:11,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:11,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:11,129 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:11,129 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 03:24:11,129 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:11,129 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:24:11,129 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:11,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:11,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:11,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:11,129 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:11,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:24:11,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:11,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:11,138 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:11,138 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 03:24:11,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:11,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:24:11,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:11,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:11,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:11,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:11,139 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:11,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:24:11,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:11,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:11,144 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:11,144 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:24:11,144 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:11,144 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:24:11,145 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:11,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:11,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:11,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:11,145 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:11,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:24:11,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:11,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:11,149 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:11,149 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:24:11,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:11,149 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:24:11,149 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:11,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:11,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:11,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:11,150 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:11,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:24:11,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:11,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:11,155 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:11,155 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 03:24:11,155 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:11,156 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:24:11,156 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:11,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:11,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:11,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:11,156 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:11,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:24:11,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:11,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:11,162 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:11,162 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:24:11,162 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:11,162 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:24:11,162 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:11,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:11,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:11,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:11,163 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:11,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:24:11,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:11,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:11,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:11,166 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:11,166 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:11,166 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:24:11,166 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:11,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:11,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:11,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:11,167 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:11,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:24:11,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:11,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:11,170 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:11,170 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:11,170 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:11,170 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:24:11,171 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:11,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:11,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:11,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:11,171 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:11,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-27 03:24:11,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:11,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:11,177 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:11,178 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 03:24:11,178 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:11,178 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:24:11,178 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:11,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:11,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:11,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:11,178 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:11,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:24:11,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:11,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:11,182 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:11,182 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:11,182 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:11,182 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:24:11,182 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:11,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:11,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:11,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:11,183 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:11,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-27 03:24:11,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:11,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:11,200 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:11,200 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:11,200 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:11,200 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:24:11,201 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:11,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:24:11,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:11,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:24:11,201 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 03:24:11,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2020-10-27 03:24:11,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:11,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:11,206 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:11,206 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:11,206 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:11,206 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:24:11,207 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:11,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:24:11,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:11,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:24:11,207 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:11,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-27 03:24:11,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:11,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:11,225 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:11,225 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-27 03:24:11,226 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:11,226 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 03:24:11,226 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:11,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 03:24:11,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 03:24:11,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-27 03:24:11,226 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:11,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:24:11,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:11,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:11,327 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:11,327 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:24:11,327 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:11,327 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 03:24:11,327 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:11,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:24:11,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:11,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 03:24:11,328 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:11,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:24:11,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:11,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:11,367 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:11,367 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:11,367 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:11,367 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:24:11,367 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:11,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 03:24:11,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:11,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:24:11,368 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:11,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 03:24:11,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:11,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:11,395 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:11,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 03:24:11,395 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:11,395 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:24:11,396 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:11,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:24:11,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:11,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 03:24:11,396 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:11,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:24:11,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:11,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:11,399 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:11,399 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:24:11,399 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:11,399 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:24:11,399 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:11,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:11,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:11,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:11,400 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:11,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-27 03:24:11,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:11,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:11,403 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:11,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:11,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:11,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:24:11,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:11,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:11,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:24:11,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:11,404 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:11,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-27 03:24:11,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:11,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:11,407 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:11,407 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:11,407 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:11,407 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:24:11,407 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:11,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:11,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:24:11,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:11,408 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:11,441 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 19 proven. 3 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-10-27 03:24:11,441 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1102281470] [2020-10-27 03:24:11,441 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 03:24:11,442 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-10-27 03:24:11,442 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2050982233] [2020-10-27 03:24:11,442 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-27 03:24:11,442 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:24:11,443 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-27 03:24:11,443 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2020-10-27 03:24:11,443 INFO L87 Difference]: Start difference. First operand 660 states and 773 transitions. Second operand 14 states. [2020-10-27 03:24:12,108 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:24:13,051 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:24:14,225 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:24:14,715 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:24:15,155 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:24:15,598 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:24:16,095 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:24:16,531 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:24:18,289 WARN L193 SmtUtils]: Spent 678.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 206 [2020-10-27 03:24:19,086 WARN L193 SmtUtils]: Spent 755.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 206 [2020-10-27 03:24:19,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:24:19,883 INFO L93 Difference]: Finished difference Result 1204 states and 1484 transitions. [2020-10-27 03:24:19,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-10-27 03:24:19,884 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 154 [2020-10-27 03:24:19,884 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:24:19,885 INFO L225 Difference]: With dead ends: 1204 [2020-10-27 03:24:19,885 INFO L226 Difference]: Without dead ends: 0 [2020-10-27 03:24:19,889 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 275 ImplicationChecksByTransitivity, 5.4s TimeCoverageRelationStatistics Valid=262, Invalid=928, Unknown=0, NotChecked=0, Total=1190 [2020-10-27 03:24:19,889 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-27 03:24:19,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-27 03:24:19,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-27 03:24:19,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-27 03:24:19,890 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 154 [2020-10-27 03:24:19,890 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:24:19,890 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-27 03:24:19,890 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-27 03:24:19,890 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-27 03:24:19,891 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-27 03:24:19,891 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-27 03:24:19,893 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-27 03:24:21,324 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 211 [2020-10-27 03:24:21,614 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 214 [2020-10-27 03:24:21,733 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 211 [2020-10-27 03:24:21,961 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 20 [2020-10-27 03:24:22,157 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 214 [2020-10-27 03:24:23,334 WARN L193 SmtUtils]: Spent 960.00 ms on a formula simplification. DAG size of input: 320 DAG size of output: 272 [2020-10-27 03:24:25,096 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 223 [2020-10-27 03:24:25,483 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 224 [2020-10-27 03:24:26,432 WARN L193 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 318 DAG size of output: 273 [2020-10-27 03:24:27,922 WARN L193 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 318 DAG size of output: 273 [2020-10-27 03:24:28,880 WARN L193 SmtUtils]: Spent 444.00 ms on a formula simplification. DAG size of input: 318 DAG size of output: 273 [2020-10-27 03:24:29,498 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 234 [2020-10-27 03:24:29,928 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 236 [2020-10-27 03:24:30,175 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 236 [2020-10-27 03:24:30,312 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 234 [2020-10-27 03:24:30,945 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 18 [2020-10-27 03:24:31,912 WARN L193 SmtUtils]: Spent 959.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 16 [2020-10-27 03:24:32,288 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 25 [2020-10-27 03:24:32,597 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 1 [2020-10-27 03:24:32,924 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 22 [2020-10-27 03:24:33,573 WARN L193 SmtUtils]: Spent 644.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 18 [2020-10-27 03:24:33,935 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 1 [2020-10-27 03:24:34,928 WARN L193 SmtUtils]: Spent 974.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 18 [2020-10-27 03:24:35,277 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 22 [2020-10-27 03:24:36,207 WARN L193 SmtUtils]: Spent 924.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 23 [2020-10-27 03:24:36,536 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 22 [2020-10-27 03:24:37,509 WARN L193 SmtUtils]: Spent 959.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 24 [2020-10-27 03:24:37,850 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:24:39,153 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 188 DAG size of output: 25 [2020-10-27 03:24:39,487 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 1 [2020-10-27 03:24:40,451 WARN L193 SmtUtils]: Spent 959.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 19 [2020-10-27 03:24:41,437 WARN L193 SmtUtils]: Spent 979.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 26 [2020-10-27 03:24:43,476 WARN L193 SmtUtils]: Spent 2.01 s on a formula simplification. DAG size of input: 191 DAG size of output: 26 [2020-10-27 03:24:44,504 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 204 DAG size of output: 21 [2020-10-27 03:24:45,338 WARN L193 SmtUtils]: Spent 831.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 22 [2020-10-27 03:24:46,233 WARN L193 SmtUtils]: Spent 892.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 22 [2020-10-27 03:24:46,843 WARN L193 SmtUtils]: Spent 605.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 18 [2020-10-27 03:24:47,149 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 22 [2020-10-27 03:24:48,032 WARN L193 SmtUtils]: Spent 877.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 19 [2020-10-27 03:24:48,947 WARN L193 SmtUtils]: Spent 911.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 19 [2020-10-27 03:24:49,866 WARN L193 SmtUtils]: Spent 914.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 19 [2020-10-27 03:24:50,739 WARN L193 SmtUtils]: Spent 868.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 18 [2020-10-27 03:24:51,944 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 173 DAG size of output: 23 [2020-10-27 03:24:52,881 WARN L193 SmtUtils]: Spent 933.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 18 [2020-10-27 03:24:53,918 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 204 DAG size of output: 21 [2020-10-27 03:24:54,216 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 1 [2020-10-27 03:24:55,178 WARN L193 SmtUtils]: Spent 960.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 22 [2020-10-27 03:24:55,513 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 22 [2020-10-27 03:24:55,824 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 1 [2020-10-27 03:24:56,206 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 19 [2020-10-27 03:24:56,514 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 1 [2020-10-27 03:24:56,847 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 22 [2020-10-27 03:24:57,177 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 22 [2020-10-27 03:24:57,495 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 1 [2020-10-27 03:24:57,832 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 22 [2020-10-27 03:24:58,127 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 1 [2020-10-27 03:24:59,092 WARN L193 SmtUtils]: Spent 963.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 21 [2020-10-27 03:24:59,431 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 9 [2020-10-27 03:25:00,281 WARN L193 SmtUtils]: Spent 847.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 17 [2020-10-27 03:25:00,564 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 1 [2020-10-27 03:25:01,376 WARN L193 SmtUtils]: Spent 808.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 22 [2020-10-27 03:25:02,346 WARN L193 SmtUtils]: Spent 965.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 20 [2020-10-27 03:25:02,704 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 19 [2020-10-27 03:25:04,927 WARN L193 SmtUtils]: Spent 2.21 s on a formula simplification. DAG size of input: 210 DAG size of output: 31 [2020-10-27 03:25:05,235 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 1 [2020-10-27 03:25:05,241 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-27 03:25:05,241 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-27 03:25:05,242 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-27 03:25:05,242 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-27 03:25:05,242 INFO L274 CegarLoopResult]: For program point L415(lines 392 416) no Hoare annotation was computed. [2020-10-27 03:25:05,242 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 368 423) no Hoare annotation was computed. [2020-10-27 03:25:05,242 INFO L274 CegarLoopResult]: For program point L399(lines 399 403) no Hoare annotation was computed. [2020-10-27 03:25:05,242 INFO L274 CegarLoopResult]: For program point L399-1(lines 399 403) no Hoare annotation was computed. [2020-10-27 03:25:05,242 INFO L274 CegarLoopResult]: For program point L394(line 394) no Hoare annotation was computed. [2020-10-27 03:25:05,242 INFO L274 CegarLoopResult]: For program point L393-2(lines 393 414) no Hoare annotation was computed. [2020-10-27 03:25:05,242 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 368 423) no Hoare annotation was computed. [2020-10-27 03:25:05,243 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 368 423) no Hoare annotation was computed. [2020-10-27 03:25:05,243 INFO L274 CegarLoopResult]: For program point L450-2(lines 450 475) no Hoare annotation was computed. [2020-10-27 03:25:05,243 INFO L274 CegarLoopResult]: For program point L476(lines 449 477) no Hoare annotation was computed. [2020-10-27 03:25:05,243 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 424 483) no Hoare annotation was computed. [2020-10-27 03:25:05,243 INFO L274 CegarLoopResult]: For program point L469(line 469) no Hoare annotation was computed. [2020-10-27 03:25:05,243 INFO L274 CegarLoopResult]: For program point L469-1(line 469) no Hoare annotation was computed. [2020-10-27 03:25:05,243 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 424 483) no Hoare annotation was computed. [2020-10-27 03:25:05,243 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 424 483) no Hoare annotation was computed. [2020-10-27 03:25:05,243 INFO L274 CegarLoopResult]: For program point L456(lines 456 460) no Hoare annotation was computed. [2020-10-27 03:25:05,243 INFO L274 CegarLoopResult]: For program point L456-1(lines 456 460) no Hoare annotation was computed. [2020-10-27 03:25:05,243 INFO L274 CegarLoopResult]: For program point L451(line 451) no Hoare annotation was computed. [2020-10-27 03:25:05,244 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 299 305) the Hoare annotation is: true [2020-10-27 03:25:05,244 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 299 305) no Hoare annotation was computed. [2020-10-27 03:25:05,244 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 306 314) no Hoare annotation was computed. [2020-10-27 03:25:05,244 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 306 314) the Hoare annotation is: true [2020-10-27 03:25:05,244 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 306 314) no Hoare annotation was computed. [2020-10-27 03:25:05,244 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 257 279) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-27 03:25:05,244 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 257 279) no Hoare annotation was computed. [2020-10-27 03:25:05,244 INFO L270 CegarLoopResult]: At program point L269(line 269) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-27 03:25:05,245 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 257 279) no Hoare annotation was computed. [2020-10-27 03:25:05,245 INFO L270 CegarLoopResult]: At program point L269-1(line 269) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-27 03:25:05,245 INFO L274 CegarLoopResult]: For program point L267(lines 267 274) no Hoare annotation was computed. [2020-10-27 03:25:05,245 INFO L274 CegarLoopResult]: For program point L267-1(lines 267 274) no Hoare annotation was computed. [2020-10-27 03:25:05,245 INFO L274 CegarLoopResult]: For program point L265(line 265) no Hoare annotation was computed. [2020-10-27 03:25:05,245 INFO L270 CegarLoopResult]: At program point L264(line 264) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-27 03:25:05,245 INFO L270 CegarLoopResult]: At program point L263(line 263) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-27 03:25:05,245 INFO L270 CegarLoopResult]: At program point L263-1(line 263) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-27 03:25:05,245 INFO L274 CegarLoopResult]: For program point L225(line 225) no Hoare annotation was computed. [2020-10-27 03:25:05,245 INFO L274 CegarLoopResult]: For program point L224(line 224) no Hoare annotation was computed. [2020-10-27 03:25:05,246 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 212 235) no Hoare annotation was computed. [2020-10-27 03:25:05,246 INFO L274 CegarLoopResult]: For program point L223(line 223) no Hoare annotation was computed. [2020-10-27 03:25:05,246 INFO L274 CegarLoopResult]: For program point L222(line 222) no Hoare annotation was computed. [2020-10-27 03:25:05,246 INFO L274 CegarLoopResult]: For program point L221(line 221) no Hoare annotation was computed. [2020-10-27 03:25:05,246 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 212 235) no Hoare annotation was computed. [2020-10-27 03:25:05,246 INFO L274 CegarLoopResult]: For program point L220(line 220) no Hoare annotation was computed. [2020-10-27 03:25:05,246 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 212 235) no Hoare annotation was computed. [2020-10-27 03:25:05,246 INFO L274 CegarLoopResult]: For program point L219(line 219) no Hoare annotation was computed. [2020-10-27 03:25:05,246 INFO L274 CegarLoopResult]: For program point L218(line 218) no Hoare annotation was computed. [2020-10-27 03:25:05,246 INFO L274 CegarLoopResult]: For program point L217(line 217) no Hoare annotation was computed. [2020-10-27 03:25:05,246 INFO L274 CegarLoopResult]: For program point L230(line 230) no Hoare annotation was computed. [2020-10-27 03:25:05,246 INFO L274 CegarLoopResult]: For program point L229(line 229) no Hoare annotation was computed. [2020-10-27 03:25:05,247 INFO L274 CegarLoopResult]: For program point L228(line 228) no Hoare annotation was computed. [2020-10-27 03:25:05,247 INFO L274 CegarLoopResult]: For program point L227(line 227) no Hoare annotation was computed. [2020-10-27 03:25:05,247 INFO L274 CegarLoopResult]: For program point L226(line 226) no Hoare annotation was computed. [2020-10-27 03:25:05,247 INFO L270 CegarLoopResult]: At program point L798(line 798) the Hoare annotation is: (let ((.cse2 (= |old(~pumpRunning~0)| 0)) (.cse0 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= processEnvironment__wrappee__methaneQuery_~tmp~6 0) (<= 0 processEnvironment__wrappee__methaneQuery_~tmp~6))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse1 (not .cse2)) (or .cse3 .cse1 .cse2) (or .cse0 .cse3 .cse1))) [2020-10-27 03:25:05,247 INFO L270 CegarLoopResult]: At program point L794(line 794) the Hoare annotation is: (let ((.cse4 (= 1 ~systemActive~0))) (let ((.cse0 (and .cse4 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= 2 ~waterLevel~0))) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not .cse4)) (.cse3 (= |old(~pumpRunning~0)| 0))) (and (or .cse0 .cse1 .cse2) (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse2 (not .cse3)) (or .cse1 .cse2 .cse3)))) [2020-10-27 03:25:05,247 INFO L274 CegarLoopResult]: For program point L792(lines 792 800) no Hoare annotation was computed. [2020-10-27 03:25:05,247 INFO L270 CegarLoopResult]: At program point L790(line 790) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (= |old(~pumpRunning~0)| 0))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse2 .cse3) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse2 (not .cse3)))) [2020-10-27 03:25:05,247 INFO L274 CegarLoopResult]: For program point L790-1(line 790) no Hoare annotation was computed. [2020-10-27 03:25:05,248 INFO L274 CegarLoopResult]: For program point L788(lines 788 805) no Hoare annotation was computed. [2020-10-27 03:25:05,248 INFO L270 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 784 808) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-27 03:25:05,248 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 784 808) no Hoare annotation was computed. [2020-10-27 03:25:05,248 INFO L270 CegarLoopResult]: At program point L803(line 803) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2) (or .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse2))) [2020-10-27 03:25:05,248 INFO L274 CegarLoopResult]: For program point L803-1(lines 784 808) no Hoare annotation was computed. [2020-10-27 03:25:05,248 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 879 887) no Hoare annotation was computed. [2020-10-27 03:25:05,248 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 879 887) the Hoare annotation is: true [2020-10-27 03:25:05,248 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 879 887) no Hoare annotation was computed. [2020-10-27 03:25:05,249 INFO L274 CegarLoopResult]: For program point L895(lines 895 903) no Hoare annotation was computed. [2020-10-27 03:25:05,249 INFO L274 CegarLoopResult]: For program point L895-2(lines 895 903) no Hoare annotation was computed. [2020-10-27 03:25:05,249 INFO L274 CegarLoopResult]: For program point L918(line 918) no Hoare annotation was computed. [2020-10-27 03:25:05,249 INFO L274 CegarLoopResult]: For program point L918-1(line 918) no Hoare annotation was computed. [2020-10-27 03:25:05,249 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 888 923) no Hoare annotation was computed. [2020-10-27 03:25:05,249 INFO L274 CegarLoopResult]: For program point L907(lines 907 915) no Hoare annotation was computed. [2020-10-27 03:25:05,249 INFO L274 CegarLoopResult]: For program point L907-2(lines 907 915) no Hoare annotation was computed. [2020-10-27 03:25:05,249 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 888 923) no Hoare annotation was computed. [2020-10-27 03:25:05,249 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 888 923) no Hoare annotation was computed. [2020-10-27 03:25:05,249 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 292 298) no Hoare annotation was computed. [2020-10-27 03:25:05,249 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 292 298) the Hoare annotation is: true [2020-10-27 03:25:05,250 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 322 367) no Hoare annotation was computed. [2020-10-27 03:25:05,250 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 322 367) no Hoare annotation was computed. [2020-10-27 03:25:05,250 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 322 367) no Hoare annotation was computed. [2020-10-27 03:25:05,250 INFO L274 CegarLoopResult]: For program point L666(lines 666 667) no Hoare annotation was computed. [2020-10-27 03:25:05,250 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 635 680) no Hoare annotation was computed. [2020-10-27 03:25:05,250 INFO L274 CegarLoopResult]: For program point L659(lines 659 660) no Hoare annotation was computed. [2020-10-27 03:25:05,250 INFO L274 CegarLoopResult]: For program point L655(lines 655 662) no Hoare annotation was computed. [2020-10-27 03:25:05,250 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 659 660) no Hoare annotation was computed. [2020-10-27 03:25:05,250 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 666 667) no Hoare annotation was computed. [2020-10-27 03:25:05,250 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 635 680) no Hoare annotation was computed. [2020-10-27 03:25:05,251 INFO L274 CegarLoopResult]: For program point L649(lines 649 669) no Hoare annotation was computed. [2020-10-27 03:25:05,251 INFO L274 CegarLoopResult]: For program point L649-1(lines 649 669) no Hoare annotation was computed. [2020-10-27 03:25:05,251 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 635 680) no Hoare annotation was computed. [2020-10-27 03:25:05,251 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 244 253) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-27 03:25:05,251 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 244 253) no Hoare annotation was computed. [2020-10-27 03:25:05,251 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 244 253) no Hoare annotation was computed. [2020-10-27 03:25:05,251 INFO L277 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 868 878) the Hoare annotation is: true [2020-10-27 03:25:05,251 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 868 878) no Hoare annotation was computed. [2020-10-27 03:25:05,251 INFO L277 CegarLoopResult]: At program point L873(line 873) the Hoare annotation is: true [2020-10-27 03:25:05,251 INFO L274 CegarLoopResult]: For program point L873-1(line 873) no Hoare annotation was computed. [2020-10-27 03:25:05,251 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 868 878) no Hoare annotation was computed. [2020-10-27 03:25:05,252 INFO L270 CegarLoopResult]: At program point deactivatePumpENTRY(lines 860 867) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (= |old(~pumpRunning~0)| 0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1 .cse2))) [2020-10-27 03:25:05,252 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 860 867) no Hoare annotation was computed. [2020-10-27 03:25:05,252 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 860 867) no Hoare annotation was computed. [2020-10-27 03:25:05,252 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 128 141) no Hoare annotation was computed. [2020-10-27 03:25:05,252 INFO L274 CegarLoopResult]: For program point L132(lines 132 138) no Hoare annotation was computed. [2020-10-27 03:25:05,252 INFO L277 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 128 141) the Hoare annotation is: true [2020-10-27 03:25:05,252 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 128 141) no Hoare annotation was computed. [2020-10-27 03:25:05,252 INFO L270 CegarLoopResult]: At program point L829(line 829) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse2 (not (= 1 ~systemActive~0))) (.cse4 (= |old(~pumpRunning~0)| 0))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse1 .cse2) (or .cse3 .cse2 .cse4) (or .cse0 .cse2 .cse4))) [2020-10-27 03:25:05,252 INFO L274 CegarLoopResult]: For program point L829-1(lines 810 834) no Hoare annotation was computed. [2020-10-27 03:25:05,253 INFO L270 CegarLoopResult]: At program point L824(line 824) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse1))) [2020-10-27 03:25:05,253 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 810 834) no Hoare annotation was computed. [2020-10-27 03:25:05,253 INFO L270 CegarLoopResult]: At program point L820(line 820) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse3 .cse1) (or .cse4 .cse1 .cse2) (or (and (<= 1 processEnvironment_~tmp~7) .cse3) .cse4 .cse1))) [2020-10-27 03:25:05,253 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 810 834) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1))) [2020-10-27 03:25:05,253 INFO L274 CegarLoopResult]: For program point L818(lines 818 826) no Hoare annotation was computed. [2020-10-27 03:25:05,253 INFO L270 CegarLoopResult]: At program point L816(line 816) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse3 .cse1) (or .cse4 .cse3 .cse1) (or .cse4 .cse1 .cse2))) [2020-10-27 03:25:05,253 INFO L274 CegarLoopResult]: For program point L816-1(line 816) no Hoare annotation was computed. [2020-10-27 03:25:05,253 INFO L274 CegarLoopResult]: For program point L814(lines 814 831) no Hoare annotation was computed. [2020-10-27 03:25:05,253 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 776 782) no Hoare annotation was computed. [2020-10-27 03:25:05,254 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 776 782) the Hoare annotation is: true [2020-10-27 03:25:05,254 INFO L270 CegarLoopResult]: At program point L704(line 704) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (and (= ~methaneLevelCritical~0 1) (= ~pumpRunning~0 0)) (= ~methaneLevelCritical~0 0) (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 03:25:05,254 INFO L270 CegarLoopResult]: At program point testENTRY(lines 682 745) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-27 03:25:05,254 INFO L270 CegarLoopResult]: At program point L735(lines 692 737) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (and (= ~methaneLevelCritical~0 1) (= ~pumpRunning~0 0)) (= ~methaneLevelCritical~0 0) (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 03:25:05,254 INFO L274 CegarLoopResult]: For program point L702(lines 702 708) no Hoare annotation was computed. [2020-10-27 03:25:05,254 INFO L274 CegarLoopResult]: For program point L702-1(lines 702 708) no Hoare annotation was computed. [2020-10-27 03:25:05,254 INFO L274 CegarLoopResult]: For program point testFINAL(lines 682 745) no Hoare annotation was computed. [2020-10-27 03:25:05,254 INFO L274 CegarLoopResult]: For program point L694(lines 694 698) no Hoare annotation was computed. [2020-10-27 03:25:05,254 INFO L270 CegarLoopResult]: At program point L738(lines 691 739) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (= ~methaneLevelCritical~0 0) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (<= 1 ~methaneLevelCritical~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 03:25:05,255 INFO L274 CegarLoopResult]: For program point L728(lines 728 732) no Hoare annotation was computed. [2020-10-27 03:25:05,255 INFO L270 CegarLoopResult]: At program point L728-2(lines 722 733) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (= ~methaneLevelCritical~0 1) (= ~methaneLevelCritical~0 0) (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 03:25:05,255 INFO L274 CegarLoopResult]: For program point L693(lines 692 737) no Hoare annotation was computed. [2020-10-27 03:25:05,255 INFO L274 CegarLoopResult]: For program point L722(lines 722 733) no Hoare annotation was computed. [2020-10-27 03:25:05,255 INFO L270 CegarLoopResult]: At program point L714(line 714) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (and (= ~methaneLevelCritical~0 1) (= ~pumpRunning~0 0)) (= ~methaneLevelCritical~0 0) (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 03:25:05,255 INFO L274 CegarLoopResult]: For program point L712(lines 712 718) no Hoare annotation was computed. [2020-10-27 03:25:05,255 INFO L274 CegarLoopResult]: For program point L712-1(lines 712 718) no Hoare annotation was computed. [2020-10-27 03:25:05,255 INFO L274 CegarLoopResult]: For program point testEXIT(lines 682 745) no Hoare annotation was computed. [2020-10-27 03:25:05,255 INFO L274 CegarLoopResult]: For program point L609(lines 609 616) no Hoare annotation was computed. [2020-10-27 03:25:05,255 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 613 614) no Hoare annotation was computed. [2020-10-27 03:25:05,256 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 620 621) no Hoare annotation was computed. [2020-10-27 03:25:05,256 INFO L274 CegarLoopResult]: For program point L603(lines 603 623) no Hoare annotation was computed. [2020-10-27 03:25:05,256 INFO L274 CegarLoopResult]: For program point L603-1(lines 603 623) no Hoare annotation was computed. [2020-10-27 03:25:05,256 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 589 634) no Hoare annotation was computed. [2020-10-27 03:25:05,256 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 589 634) no Hoare annotation was computed. [2020-10-27 03:25:05,256 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 589 634) no Hoare annotation was computed. [2020-10-27 03:25:05,256 INFO L274 CegarLoopResult]: For program point L620(lines 620 621) no Hoare annotation was computed. [2020-10-27 03:25:05,256 INFO L274 CegarLoopResult]: For program point L613(lines 613 614) no Hoare annotation was computed. [2020-10-27 03:25:05,256 INFO L270 CegarLoopResult]: At program point activatePump__wrappee__highWaterSensorENTRY(lines 835 842) the Hoare annotation is: (or (not (= ~methaneLevelCritical~0 0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (<= 2 ~waterLevel~0))) [2020-10-27 03:25:05,256 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__highWaterSensorEXIT(lines 835 842) no Hoare annotation was computed. [2020-10-27 03:25:05,256 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__highWaterSensorFINAL(lines 835 842) no Hoare annotation was computed. [2020-10-27 03:25:05,257 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 96 118) no Hoare annotation was computed. [2020-10-27 03:25:05,257 INFO L274 CegarLoopResult]: For program point L104(lines 104 112) no Hoare annotation was computed. [2020-10-27 03:25:05,257 INFO L274 CegarLoopResult]: For program point L104-2(lines 104 112) no Hoare annotation was computed. [2020-10-27 03:25:05,257 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 96 118) no Hoare annotation was computed. [2020-10-27 03:25:05,257 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 96 118) no Hoare annotation was computed. [2020-10-27 03:25:05,257 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 282 291) no Hoare annotation was computed. [2020-10-27 03:25:05,257 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 282 291) no Hoare annotation was computed. [2020-10-27 03:25:05,257 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 282 291) no Hoare annotation was computed. [2020-10-27 03:25:05,257 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 486 588) no Hoare annotation was computed. [2020-10-27 03:25:05,257 INFO L274 CegarLoopResult]: For program point L510(lines 510 514) no Hoare annotation was computed. [2020-10-27 03:25:05,257 INFO L274 CegarLoopResult]: For program point L574(lines 574 585) no Hoare annotation was computed. [2020-10-27 03:25:05,257 INFO L274 CegarLoopResult]: For program point L537(lines 537 541) no Hoare annotation was computed. [2020-10-27 03:25:05,258 INFO L274 CegarLoopResult]: For program point L535-2(lines 535 555) no Hoare annotation was computed. [2020-10-27 03:25:05,258 INFO L274 CegarLoopResult]: For program point L556(lines 534 557) no Hoare annotation was computed. [2020-10-27 03:25:05,258 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 486 588) no Hoare annotation was computed. [2020-10-27 03:25:05,258 INFO L274 CegarLoopResult]: For program point L515(lines 515 531) no Hoare annotation was computed. [2020-10-27 03:25:05,258 INFO L274 CegarLoopResult]: For program point L575(lines 575 582) no Hoare annotation was computed. [2020-10-27 03:25:05,258 INFO L274 CegarLoopResult]: For program point L536(lines 535 555) no Hoare annotation was computed. [2020-10-27 03:25:05,258 INFO L274 CegarLoopResult]: For program point L567(line 567) no Hoare annotation was computed. [2020-10-27 03:25:05,258 INFO L274 CegarLoopResult]: For program point L567-1(line 567) no Hoare annotation was computed. [2020-10-27 03:25:05,258 INFO L274 CegarLoopResult]: For program point L532(lines 532 573) no Hoare annotation was computed. [2020-10-27 03:25:05,258 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 486 588) no Hoare annotation was computed. [2020-10-27 03:25:05,258 INFO L274 CegarLoopResult]: For program point L551(line 551) no Hoare annotation was computed. [2020-10-27 03:25:05,258 INFO L274 CegarLoopResult]: For program point L551-1(line 551) no Hoare annotation was computed. [2020-10-27 03:25:05,259 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-27 03:25:05,259 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~string12.offset| |old(#t~string12.offset)|) (= |#t~string75.offset| |old(#t~string75.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |old(#valid)| |#valid|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#t~string77.offset| |old(#t~string77.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string75.base| |old(#t~string75.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string77.base| |old(#t~string77.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string79.base| |old(#t~string79.base)|)) [2020-10-27 03:25:05,259 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-27 03:25:05,259 INFO L270 CegarLoopResult]: At program point L848(line 848) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse3 (not (<= 2 ~waterLevel~0)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1 .cse2 .cse3))) [2020-10-27 03:25:05,259 INFO L274 CegarLoopResult]: For program point L848-1(line 848) no Hoare annotation was computed. [2020-10-27 03:25:05,260 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 843 859) no Hoare annotation was computed. [2020-10-27 03:25:05,260 INFO L270 CegarLoopResult]: At program point activatePumpENTRY(lines 843 859) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse3 (not (<= 2 ~waterLevel~0)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1 .cse2 .cse3))) [2020-10-27 03:25:05,260 INFO L270 CegarLoopResult]: At program point L854(line 854) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (= |old(~pumpRunning~0)| 0))) (.cse2 (not (<= 2 ~waterLevel~0)))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~methaneLevelCritical~0 activatePump_~tmp~8)) .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2020-10-27 03:25:05,260 INFO L274 CegarLoopResult]: For program point L854-1(lines 843 859) no Hoare annotation was computed. [2020-10-27 03:25:05,260 INFO L274 CegarLoopResult]: For program point L850(lines 850 856) no Hoare annotation was computed. [2020-10-27 03:25:05,260 INFO L274 CegarLoopResult]: For program point getWaterLevelENTRY(lines 119 127) no Hoare annotation was computed. [2020-10-27 03:25:05,260 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 119 127) no Hoare annotation was computed. [2020-10-27 03:25:05,260 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 119 127) no Hoare annotation was computed. [2020-10-27 03:25:05,260 INFO L274 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 924 942) no Hoare annotation was computed. [2020-10-27 03:25:05,261 INFO L277 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 924 942) the Hoare annotation is: true [2020-10-27 03:25:05,261 INFO L274 CegarLoopResult]: For program point L933(lines 933 937) no Hoare annotation was computed. [2020-10-27 03:25:05,261 INFO L274 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 924 942) no Hoare annotation was computed. [2020-10-27 03:25:05,261 INFO L277 CegarLoopResult]: At program point L931(line 931) the Hoare annotation is: true [2020-10-27 03:25:05,261 INFO L274 CegarLoopResult]: For program point L933-2(lines 933 937) no Hoare annotation was computed. [2020-10-27 03:25:05,261 INFO L274 CegarLoopResult]: For program point L931-1(line 931) no Hoare annotation was computed. [2020-10-27 03:25:05,261 INFO L274 CegarLoopResult]: For program point L79-1(lines 75 86) no Hoare annotation was computed. [2020-10-27 03:25:05,261 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 75 86) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (= ~methaneLevelCritical~0 0) .cse0 (not (= |old(~methaneLevelCritical~0)| 0))) (or (not (= ~pumpRunning~0 0)) .cse0 (not (= |old(~methaneLevelCritical~0)| 1)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)))) [2020-10-27 03:25:05,261 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 75 86) no Hoare annotation was computed. [2020-10-27 03:25:05,261 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-27 03:25:05,262 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-27 03:25:05,262 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-27 03:25:05,262 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 87 95) the Hoare annotation is: true [2020-10-27 03:25:05,262 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 87 95) no Hoare annotation was computed. [2020-10-27 03:25:05,262 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 87 95) no Hoare annotation was computed. [2020-10-27 03:25:05,262 INFO L270 CegarLoopResult]: At program point L765(line 765) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (let ((.cse2 (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0)) (.cse1 (not (= 1 ~systemActive~0))) (.cse3 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or .cse2 (not (= ~methaneLevelCritical~0 0)) (and .cse0 .cse3) .cse1) (or .cse2 (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse3)))) [2020-10-27 03:25:05,262 INFO L270 CegarLoopResult]: At program point L763(lines 763 769) the Hoare annotation is: (let ((.cse4 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse5 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (let ((.cse2 (and .cse4 .cse5)) (.cse1 (= ~pumpRunning~0 0)) (.cse3 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or .cse2 (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse3) (or (and .cse4 (<= 2 ~waterLevel~0)) .cse2 (and .cse3 .cse1) (not (= ~methaneLevelCritical~0 0)) (and .cse5 .cse3) .cse0)))) [2020-10-27 03:25:05,262 INFO L270 CegarLoopResult]: At program point L758(line 758) the Hoare annotation is: (let ((.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse3 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 (not (= ~methaneLevelCritical~0 1)) .cse1) (or (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse2) (or .cse3 .cse0 .cse1))) [2020-10-27 03:25:05,263 INFO L274 CegarLoopResult]: For program point L756(lines 755 774) no Hoare annotation was computed. [2020-10-27 03:25:05,263 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 752 775) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse1) (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1))) [2020-10-27 03:25:05,263 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 752 775) no Hoare annotation was computed. [2020-10-27 03:25:05,263 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 752 775) no Hoare annotation was computed. [2020-10-27 03:25:05,263 INFO L274 CegarLoopResult]: For program point L192(line 192) no Hoare annotation was computed. [2020-10-27 03:25:05,263 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 181 210) no Hoare annotation was computed. [2020-10-27 03:25:05,263 INFO L270 CegarLoopResult]: At program point L191-2(lines 191 205) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= 1 ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:25:05,263 INFO L270 CegarLoopResult]: At program point cleanupENTRY(lines 181 210) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1))) [2020-10-27 03:25:05,264 INFO L270 CegarLoopResult]: At program point L187(line 187) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1))) [2020-10-27 03:25:05,264 INFO L274 CegarLoopResult]: For program point L187-1(line 187) no Hoare annotation was computed. [2020-10-27 03:25:05,264 INFO L277 CegarLoopResult]: At program point L206(lines 181 210) the Hoare annotation is: true [2020-10-27 03:25:05,264 INFO L274 CegarLoopResult]: For program point L202(line 202) no Hoare annotation was computed. [2020-10-27 03:25:05,264 INFO L274 CegarLoopResult]: For program point L195(lines 195 199) no Hoare annotation was computed. [2020-10-27 03:25:05,264 INFO L270 CegarLoopResult]: At program point L195-1(lines 195 199) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= 1 ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:25:05,264 INFO L270 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 51 62) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (= ~pumpRunning~0 0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse1 .cse2) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1 .cse2))) [2020-10-27 03:25:05,264 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 51 62) no Hoare annotation was computed. [2020-10-27 03:25:05,264 INFO L274 CegarLoopResult]: For program point L55-1(lines 51 62) no Hoare annotation was computed. [2020-10-27 03:25:05,265 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 236 242) no Hoare annotation was computed. [2020-10-27 03:25:05,265 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 236 242) the Hoare annotation is: true [2020-10-27 03:25:05,265 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-27 03:25:05,265 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-10-27 03:25:05,265 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-27 03:25:05,265 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-27 03:25:05,265 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 63 74) no Hoare annotation was computed. [2020-10-27 03:25:05,265 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 63 74) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1) (or .cse0 (not (= ~methaneLevelCritical~0 1)) (not (= ~pumpRunning~0 0)) .cse1))) [2020-10-27 03:25:05,265 INFO L274 CegarLoopResult]: For program point L67-1(lines 63 74) no Hoare annotation was computed. [2020-10-27 03:25:05,265 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 143 150) no Hoare annotation was computed. [2020-10-27 03:25:05,265 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 143 150) the Hoare annotation is: true [2020-10-27 03:25:05,266 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 143 150) no Hoare annotation was computed. [2020-10-27 03:25:05,266 INFO L274 CegarLoopResult]: For program point L147(line 147) no Hoare annotation was computed. [2020-10-27 03:25:05,266 INFO L274 CegarLoopResult]: For program point L161(lines 161 174) no Hoare annotation was computed. [2020-10-27 03:25:05,266 INFO L274 CegarLoopResult]: For program point L161-1(lines 153 177) no Hoare annotation was computed. [2020-10-27 03:25:05,266 INFO L277 CegarLoopResult]: At program point L159(line 159) the Hoare annotation is: true [2020-10-27 03:25:05,266 INFO L274 CegarLoopResult]: For program point L159-1(line 159) no Hoare annotation was computed. [2020-10-27 03:25:05,266 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 153 177) the Hoare annotation is: true [2020-10-27 03:25:05,266 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification1_spec__1EXIT(lines 153 177) no Hoare annotation was computed. [2020-10-27 03:25:05,266 INFO L270 CegarLoopResult]: At program point L167(line 167) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0) (or (not (= ~methaneLevelCritical~0 1)) (not (= ~pumpRunning~0 0)) .cse0))) [2020-10-27 03:25:05,266 INFO L274 CegarLoopResult]: For program point L165(lines 165 171) no Hoare annotation was computed. [2020-10-27 03:25:05,266 INFO L270 CegarLoopResult]: At program point L163(line 163) the Hoare annotation is: (or (not (= ~methaneLevelCritical~0 0)) (not (= 1 ~systemActive~0))) [2020-10-27 03:25:05,267 INFO L274 CegarLoopResult]: For program point L163-1(line 163) no Hoare annotation was computed. [2020-10-27 03:25:05,285 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.10 03:25:05 BoogieIcfgContainer [2020-10-27 03:25:05,285 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-27 03:25:05,287 INFO L168 Benchmark]: Toolchain (without parser) took 142780.55 ms. Allocated memory was 151.0 MB in the beginning and 722.5 MB in the end (delta: 571.5 MB). Free memory was 126.2 MB in the beginning and 445.1 MB in the end (delta: -318.9 MB). Peak memory consumption was 447.2 MB. Max. memory is 8.0 GB. [2020-10-27 03:25:05,287 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 151.0 MB. Free memory is still 122.9 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-27 03:25:05,288 INFO L168 Benchmark]: CACSL2BoogieTranslator took 701.50 ms. Allocated memory is still 151.0 MB. Free memory was 125.6 MB in the beginning and 104.4 MB in the end (delta: 21.2 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2020-10-27 03:25:05,288 INFO L168 Benchmark]: Boogie Preprocessor took 163.58 ms. Allocated memory is still 151.0 MB. Free memory was 104.4 MB in the beginning and 100.4 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-10-27 03:25:05,289 INFO L168 Benchmark]: RCFGBuilder took 1639.33 ms. Allocated memory was 151.0 MB in the beginning and 187.7 MB in the end (delta: 36.7 MB). Free memory was 100.4 MB in the beginning and 167.0 MB in the end (delta: -66.6 MB). Peak memory consumption was 54.0 MB. Max. memory is 8.0 GB. [2020-10-27 03:25:05,290 INFO L168 Benchmark]: TraceAbstraction took 140263.08 ms. Allocated memory was 187.7 MB in the beginning and 722.5 MB in the end (delta: 534.8 MB). Free memory was 166.5 MB in the beginning and 445.1 MB in the end (delta: -278.6 MB). Peak memory consumption was 450.2 MB. Max. memory is 8.0 GB. [2020-10-27 03:25:05,292 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 151.0 MB. Free memory is still 122.9 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 701.50 ms. Allocated memory is still 151.0 MB. Free memory was 125.6 MB in the beginning and 104.4 MB in the end (delta: 21.2 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 163.58 ms. Allocated memory is still 151.0 MB. Free memory was 104.4 MB in the beginning and 100.4 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1639.33 ms. Allocated memory was 151.0 MB in the beginning and 187.7 MB in the end (delta: 36.7 MB). Free memory was 100.4 MB in the beginning and 167.0 MB in the end (delta: -66.6 MB). Peak memory consumption was 54.0 MB. Max. memory is 8.0 GB. * TraceAbstraction took 140263.08 ms. Allocated memory was 187.7 MB in the beginning and 722.5 MB in the end (delta: 534.8 MB). Free memory was 166.5 MB in the beginning and 445.1 MB in the end (delta: -278.6 MB). Peak memory consumption was 450.2 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 620]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 613]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 659]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 666]: 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: 692]: Loop Invariant Derived loop invariant: ((((!(\old(waterLevel) == 1) || (methaneLevelCritical == 1 && pumpRunning == 0)) || methaneLevelCritical == 0) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 691]: Loop Invariant Derived loop invariant: ((((!(\old(waterLevel) == 1) || methaneLevelCritical == 0) || !(1 == systemActive)) || !(\old(pumpRunning) == 0)) || (pumpRunning == 0 && 1 <= methaneLevelCritical)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 191]: Loop Invariant Derived loop invariant: (((\old(waterLevel) == waterLevel && pumpRunning == \old(pumpRunning)) || !(1 <= methaneLevelCritical)) || !(1 == systemActive)) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 181]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 244 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 94.7s, OverallIterations: 9, TraceHistogramMax: 4, AutomataDifference: 54.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 45.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1510 SDtfs, 3884 SDslu, 1673 SDs, 0 SdLazy, 9190 SolverSat, 2736 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 25.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 483 GetRequests, 313 SyntacticMatches, 3 SemanticMatches, 167 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 825 ImplicationChecksByTransitivity, 27.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=720occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.0s AutomataMinimizationTime, 9 MinimizatonAttempts, 803 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 61 LocationsWithAnnotation, 1661 PreInvPairs, 1946 NumberOfFragments, 1665 HoareAnnotationTreeSize, 1661 FomulaSimplifications, 177316698 FormulaSimplificationTreeSizeReduction, 10.6s HoareSimplificationTime, 61 FomulaSimplificationsInter, 5664056 FormulaSimplificationTreeSizeReductionInter, 34.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 38.1s InterpolantComputationTime, 818 NumberOfCodeBlocks, 818 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 809 ConstructedInterpolants, 0 QuantifiedInterpolants, 297721 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 7 PerfectInterpolantSequences, 55/60 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...