/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.3 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product52.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 11:46:08,941 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 11:46:08,946 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 11:46:09,004 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 11:46:09,004 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 11:46:09,012 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 11:46:09,014 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 11:46:09,019 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 11:46:09,023 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 11:46:09,031 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 11:46:09,033 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 11:46:09,034 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 11:46:09,034 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 11:46:09,038 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 11:46:09,040 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 11:46:09,043 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 11:46:09,044 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 11:46:09,047 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 11:46:09,050 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 11:46:09,057 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 11:46:09,062 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 11:46:09,064 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 11:46:09,066 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 11:46:09,067 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 11:46:09,070 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 11:46:09,070 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 11:46:09,071 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 11:46:09,072 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 11:46:09,072 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 11:46:09,074 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 11:46:09,074 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 11:46:09,075 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 11:46:09,076 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 11:46:09,077 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 11:46:09,089 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 11:46:09,090 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 11:46:09,091 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 11:46:09,091 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 11:46:09,091 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 11:46:09,092 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 11:46:09,093 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 11:46:09,094 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-29 11:46:09,124 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 11:46:09,124 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 11:46:09,127 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 11:46:09,128 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 11:46:09,129 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 11:46:09,129 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 11:46:09,130 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 11:46:09,130 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 11:46:09,130 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 11:46:09,130 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 11:46:09,131 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 11:46:09,132 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 11:46:09,132 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 11:46:09,132 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 11:46:09,132 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 11:46:09,132 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 11:46:09,133 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 11:46:09,133 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 11:46:09,133 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 11:46:09,133 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 11:46:09,133 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 11:46:09,134 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 11:46:09,134 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 11:46:09,134 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 11:46:09,134 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 11:46:09,135 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 11:46:09,135 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 11:46:09,135 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 11:46:09,135 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 11:46:09,135 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 11:46:09,568 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 11:46:09,600 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 11:46:09,604 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 11:46:09,605 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 11:46:09,606 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 11:46:09,608 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product52.cil.c [2020-10-29 11:46:09,695 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6f02107b7/011472cab4b941f2af7ea707a7aaac1d/FLAG400ecdf5d [2020-10-29 11:46:10,381 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 11:46:10,382 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec4_product52.cil.c [2020-10-29 11:46:10,405 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6f02107b7/011472cab4b941f2af7ea707a7aaac1d/FLAG400ecdf5d [2020-10-29 11:46:10,662 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6f02107b7/011472cab4b941f2af7ea707a7aaac1d [2020-10-29 11:46:10,666 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 11:46:10,675 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 11:46:10,680 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 11:46:10,680 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 11:46:10,685 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 11:46:10,688 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:46:10" (1/1) ... [2020-10-29 11:46:10,693 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ce8fa9c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:46:10, skipping insertion in model container [2020-10-29 11:46:10,694 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:46:10" (1/1) ... [2020-10-29 11:46:10,704 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 11:46:10,792 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 11:46:11,308 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:46:11,321 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 11:46:11,395 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:46:11,441 INFO L208 MainTranslator]: Completed translation [2020-10-29 11:46:11,441 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:46:11 WrapperNode [2020-10-29 11:46:11,442 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 11:46:11,443 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 11:46:11,443 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 11:46:11,443 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 11:46:11,458 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:46:11" (1/1) ... [2020-10-29 11:46:11,458 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:46:11" (1/1) ... [2020-10-29 11:46:11,477 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:46:11" (1/1) ... [2020-10-29 11:46:11,478 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:46:11" (1/1) ... [2020-10-29 11:46:11,508 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:46:11" (1/1) ... [2020-10-29 11:46:11,517 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:46:11" (1/1) ... [2020-10-29 11:46:11,523 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:46:11" (1/1) ... [2020-10-29 11:46:11,534 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 11:46:11,539 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 11:46:11,539 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 11:46:11,539 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 11:46:11,540 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:46:11" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 11:46:11,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 11:46:11,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 11:46:11,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-29 11:46:11,629 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 11:46:11,630 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-29 11:46:11,631 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-29 11:46:11,631 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-29 11:46:11,631 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-29 11:46:11,631 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-29 11:46:11,632 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-29 11:46:11,633 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-29 11:46:11,633 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-29 11:46:11,633 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-29 11:46:11,633 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-29 11:46:11,633 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-10-29 11:46:11,635 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-29 11:46:11,635 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-29 11:46:11,635 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-29 11:46:11,635 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-29 11:46:11,635 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-29 11:46:11,635 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-29 11:46:11,636 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-29 11:46:11,636 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-29 11:46:11,636 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-29 11:46:11,636 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-29 11:46:11,636 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-29 11:46:11,637 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-29 11:46:11,637 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-29 11:46:11,637 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-29 11:46:11,637 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-29 11:46:11,637 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-29 11:46:11,637 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-29 11:46:11,638 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-29 11:46:11,638 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-29 11:46:11,638 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-29 11:46:11,638 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-29 11:46:11,638 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 11:46:11,638 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-29 11:46:11,639 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-29 11:46:11,639 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-29 11:46:11,639 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-29 11:46:11,639 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-29 11:46:11,639 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-10-29 11:46:11,639 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 11:46:11,640 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 11:46:11,641 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 11:46:11,641 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 11:46:11,641 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 11:46:11,641 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-29 11:46:11,642 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-29 11:46:11,642 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-29 11:46:11,642 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-29 11:46:11,643 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-29 11:46:11,643 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-29 11:46:11,643 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-29 11:46:11,643 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-29 11:46:11,644 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-29 11:46:11,644 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-29 11:46:11,644 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-29 11:46:11,644 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-29 11:46:11,644 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-29 11:46:11,645 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-29 11:46:11,645 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-29 11:46:11,645 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-29 11:46:11,645 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-10-29 11:46:11,645 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-29 11:46:11,645 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-29 11:46:11,646 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-29 11:46:11,646 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-10-29 11:46:11,646 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-29 11:46:11,646 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-29 11:46:11,647 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-29 11:46:11,649 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-29 11:46:11,649 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-29 11:46:11,649 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-29 11:46:11,649 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-29 11:46:11,649 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-29 11:46:11,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-29 11:46:11,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 11:46:11,650 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-29 11:46:11,650 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-29 11:46:11,650 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 11:46:11,650 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-29 11:46:11,651 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-29 11:46:11,651 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 11:46:11,651 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-29 11:46:11,651 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-29 11:46:11,669 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-29 11:46:11,670 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-29 11:46:11,670 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-29 11:46:11,670 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-29 11:46:11,670 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-29 11:46:11,670 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-29 11:46:11,670 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-29 11:46:11,671 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 11:46:11,671 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-29 11:46:11,671 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-29 11:46:11,671 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 11:46:11,671 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 11:46:11,671 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 11:46:13,098 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 11:46:13,099 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-29 11:46:13,101 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:46:13 BoogieIcfgContainer [2020-10-29 11:46:13,101 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 11:46:13,104 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 11:46:13,104 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 11:46:13,107 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 11:46:13,107 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 11:46:10" (1/3) ... [2020-10-29 11:46:13,108 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b3c04f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:46:13, skipping insertion in model container [2020-10-29 11:46:13,109 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:46:11" (2/3) ... [2020-10-29 11:46:13,109 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b3c04f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:46:13, skipping insertion in model container [2020-10-29 11:46:13,109 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:46:13" (3/3) ... [2020-10-29 11:46:13,111 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product52.cil.c [2020-10-29 11:46:13,124 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 11:46:13,130 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-29 11:46:13,144 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-29 11:46:13,173 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 11:46:13,174 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 11:46:13,174 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 11:46:13,174 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 11:46:13,174 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 11:46:13,174 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 11:46:13,175 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 11:46:13,175 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 11:46:13,198 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states. [2020-10-29 11:46:13,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-29 11:46:13,209 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:46:13,210 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:46:13,210 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:46:13,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:46:13,217 INFO L82 PathProgramCache]: Analyzing trace with hash -1225368595, now seen corresponding path program 1 times [2020-10-29 11:46:13,227 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:46:13,227 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [459479218] [2020-10-29 11:46:13,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:46:13,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:13,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:13,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:14,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:15,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:16,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:18,642 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:18,643 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-29 11:46:18,643 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 11:46:18,651 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-29 11:46:18,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:18,654 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:18,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 11:46:18,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:46:18,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-29 11:46:18,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-29 11:46:19,178 WARN L193 SmtUtils]: Spent 424.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:46:19,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:46:19,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:19,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:19,341 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:19,341 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:46:19,342 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:19,342 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 117 [2020-10-29 11:46:19,342 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:19,342 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:19,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:46:19,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:19,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:46:19,343 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:46:19,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:46:19,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:19,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:19,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:19,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:46:19,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:19,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:46:19,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:19,381 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:19,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:46:19,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:19,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:46:19,382 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:46:19,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:46:19,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:19,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:19,396 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:19,396 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:46:19,396 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:19,397 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:46:19,397 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:19,398 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:19,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:46:19,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:19,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:46:19,399 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:46:19,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:46:19,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:19,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:19,409 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:19,409 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:46:19,409 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:19,409 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:46:19,410 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:19,410 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:19,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:46:19,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:19,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:46:19,411 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:46:19,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:46:19,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:19,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:19,429 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:19,429 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:46:19,429 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:19,429 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:46:19,430 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:19,430 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:19,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:46:19,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:19,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:46:19,431 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:19,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-29 11:46:19,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:19,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:19,441 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:19,441 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:46:19,442 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:19,442 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:46:19,442 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:19,442 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:19,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:46:19,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:46:19,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:46:19,443 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:19,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-29 11:46:19,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:19,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:19,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:19,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:46:19,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:19,450 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:46:19,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:19,450 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:19,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:46:19,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:46:19,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:46:19,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:46:19,493 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 11:46:19,493 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [459479218] [2020-10-29 11:46:19,496 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:46:19,496 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-29 11:46:19,498 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [498370216] [2020-10-29 11:46:19,504 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-29 11:46:19,504 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:46:19,520 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-29 11:46:19,521 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-29 11:46:19,523 INFO L87 Difference]: Start difference. First operand 185 states. Second operand 4 states. [2020-10-29 11:46:20,099 WARN L193 SmtUtils]: Spent 414.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:46:22,808 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:46:22,809 INFO L93 Difference]: Finished difference Result 471 states and 620 transitions. [2020-10-29 11:46:22,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-29 11:46:22,817 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-10-29 11:46:22,817 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:46:22,834 INFO L225 Difference]: With dead ends: 471 [2020-10-29 11:46:22,834 INFO L226 Difference]: Without dead ends: 307 [2020-10-29 11:46:22,840 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 17 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-29 11:46:22,869 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 307 states. [2020-10-29 11:46:23,027 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 307 to 243. [2020-10-29 11:46:23,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 243 states. [2020-10-29 11:46:23,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 243 states and 292 transitions. [2020-10-29 11:46:23,033 INFO L78 Accepts]: Start accepts. Automaton has 243 states and 292 transitions. Word has length 47 [2020-10-29 11:46:23,034 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:46:23,034 INFO L481 AbstractCegarLoop]: Abstraction has 243 states and 292 transitions. [2020-10-29 11:46:23,034 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-29 11:46:23,034 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 292 transitions. [2020-10-29 11:46:23,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-10-29 11:46:23,039 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:46:23,039 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:46:23,040 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 11:46:23,040 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:46:23,041 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:46:23,041 INFO L82 PathProgramCache]: Analyzing trace with hash -594760938, now seen corresponding path program 1 times [2020-10-29 11:46:23,041 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:46:23,041 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [613193393] [2020-10-29 11:46:23,042 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:46:23,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:23,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:23,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:23,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:25,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:28,103 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:28,103 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 90 [2020-10-29 11:46:28,103 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 11:46:28,104 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5025 [2020-10-29 11:46:28,104 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:28,104 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:28,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-29 11:46:28,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:46:28,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 70 [2020-10-29 11:46:28,105 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:46:28,593 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:46:28,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:46:28,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:28,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:28,694 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:28,694 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:46:28,694 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:28,694 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 80 [2020-10-29 11:46:28,695 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:28,695 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:28,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:46:28,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:28,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:46:28,696 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:28,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:46:28,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:28,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:28,721 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:28,721 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:46:28,721 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:28,722 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:46:28,722 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:28,722 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:28,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:46:28,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:28,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:46:28,723 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:28,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:46:28,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:28,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:28,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:28,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:46:28,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:28,728 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:46:28,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:28,728 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:28,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:46:28,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:28,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:46:28,729 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:28,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:46:28,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:28,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:28,733 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:28,734 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:46:28,734 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:28,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:46:28,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:28,734 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:28,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:46:28,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:28,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:46:28,735 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:28,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:46:28,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:28,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:28,740 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:28,740 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:46:28,740 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:28,740 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:46:28,741 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:28,741 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:28,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:46:28,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:28,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:46:28,742 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:28,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-29 11:46:28,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:28,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:28,762 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:28,762 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:46:28,762 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:28,762 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:46:28,762 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:28,763 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:28,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:46:28,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:28,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 11:46:28,763 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:28,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-29 11:46:28,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:28,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:28,770 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:28,771 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:46:28,771 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:28,771 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:46:28,771 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:28,771 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:28,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:46:28,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:28,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:46:28,772 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:28,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-29 11:46:28,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:28,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:28,794 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:28,794 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:46:28,794 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:28,794 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:46:28,795 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:28,795 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:28,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:46:28,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:46:28,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:46:28,796 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:46:28,807 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 11:46:28,808 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [613193393] [2020-10-29 11:46:28,808 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:46:28,808 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-29 11:46:28,809 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [679033724] [2020-10-29 11:46:28,810 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-29 11:46:28,810 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:46:28,811 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-29 11:46:28,811 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-29 11:46:28,812 INFO L87 Difference]: Start difference. First operand 243 states and 292 transitions. Second operand 8 states. [2020-10-29 11:46:29,448 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:46:31,268 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:46:31,849 WARN L193 SmtUtils]: Spent 403.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:46:32,299 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:46:32,805 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:46:34,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:46:34,774 INFO L93 Difference]: Finished difference Result 786 states and 1064 transitions. [2020-10-29 11:46:34,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-29 11:46:34,783 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 58 [2020-10-29 11:46:34,784 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:46:34,793 INFO L225 Difference]: With dead ends: 786 [2020-10-29 11:46:34,793 INFO L226 Difference]: Without dead ends: 567 [2020-10-29 11:46:34,797 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=54, Invalid=128, Unknown=0, NotChecked=0, Total=182 [2020-10-29 11:46:34,799 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 567 states. [2020-10-29 11:46:34,982 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 567 to 464. [2020-10-29 11:46:34,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 464 states. [2020-10-29 11:46:34,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 464 states and 576 transitions. [2020-10-29 11:46:34,987 INFO L78 Accepts]: Start accepts. Automaton has 464 states and 576 transitions. Word has length 58 [2020-10-29 11:46:34,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:46:34,987 INFO L481 AbstractCegarLoop]: Abstraction has 464 states and 576 transitions. [2020-10-29 11:46:34,987 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-29 11:46:34,988 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 576 transitions. [2020-10-29 11:46:34,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-10-29 11:46:34,993 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:46:34,993 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:46:34,993 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 11:46:34,993 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:46:34,994 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:46:34,994 INFO L82 PathProgramCache]: Analyzing trace with hash -838244400, now seen corresponding path program 1 times [2020-10-29 11:46:34,994 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:46:34,994 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [478871002] [2020-10-29 11:46:34,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:46:35,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:35,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:35,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:35,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:36,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:37,808 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:37,809 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-10-29 11:46:37,809 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 11:46:37,809 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2781 [2020-10-29 11:46:37,809 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:37,809 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:37,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-29 11:46:37,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:46:37,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 84 [2020-10-29 11:46:37,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:38,289 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:46:38,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:46:38,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:38,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:38,405 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:38,405 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:46:38,406 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:38,406 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 80 [2020-10-29 11:46:38,408 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:38,408 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:38,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:46:38,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:38,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:46:38,409 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:38,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:46:38,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:38,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:38,427 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:38,428 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:46:38,428 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:38,428 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:46:38,428 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:38,428 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:38,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:46:38,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:38,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:46:38,429 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:38,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:46:38,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:38,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:38,432 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:38,433 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:46:38,433 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:38,433 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:46:38,433 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:38,433 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:38,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:46:38,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:38,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:46:38,434 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:38,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:46:38,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:38,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:38,438 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:38,439 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:46:38,439 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:38,439 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:46:38,439 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:38,439 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:38,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:46:38,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:38,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:46:38,440 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:38,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:46:38,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:38,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:38,444 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:38,444 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:46:38,444 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:38,444 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:46:38,444 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:38,445 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:38,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:46:38,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:38,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:46:38,445 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:38,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-29 11:46:38,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:38,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:38,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:38,469 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:38,469 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:46:38,469 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:46:38,470 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 11:46:38,470 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:38,470 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:38,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:46:38,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:46:38,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-29 11:46:38,470 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:38,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-29 11:46:38,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:38,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:38,530 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:38,531 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:46:38,531 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:38,531 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:46:38,531 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:38,531 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:38,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:46:38,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:38,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:46:38,532 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:38,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-29 11:46:38,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:38,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:38,537 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:38,537 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:46:38,537 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:38,537 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:46:38,538 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:38,538 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:38,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:46:38,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:38,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:46:38,538 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:38,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-29 11:46:38,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:38,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:38,545 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:38,546 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:46:38,546 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:38,546 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:46:38,546 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:38,546 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:38,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:46:38,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:38,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:46:38,547 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:38,580 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 11:46:38,581 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [478871002] [2020-10-29 11:46:38,581 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:46:38,581 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-29 11:46:38,582 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [531362484] [2020-10-29 11:46:38,582 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-29 11:46:38,582 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:46:38,583 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-29 11:46:38,583 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-10-29 11:46:38,583 INFO L87 Difference]: Start difference. First operand 464 states and 576 transitions. Second operand 10 states. [2020-10-29 11:46:39,259 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:46:40,927 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:46:41,444 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:46:41,893 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:46:42,722 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:46:43,258 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:46:45,642 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:46:45,642 INFO L93 Difference]: Finished difference Result 1263 states and 1825 transitions. [2020-10-29 11:46:45,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-29 11:46:45,644 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 62 [2020-10-29 11:46:45,644 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:46:45,652 INFO L225 Difference]: With dead ends: 1263 [2020-10-29 11:46:45,652 INFO L226 Difference]: Without dead ends: 823 [2020-10-29 11:46:45,656 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=129, Invalid=291, Unknown=0, NotChecked=0, Total=420 [2020-10-29 11:46:45,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 823 states. [2020-10-29 11:46:45,817 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 823 to 664. [2020-10-29 11:46:45,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 664 states. [2020-10-29 11:46:45,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 664 states and 855 transitions. [2020-10-29 11:46:45,824 INFO L78 Accepts]: Start accepts. Automaton has 664 states and 855 transitions. Word has length 62 [2020-10-29 11:46:45,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:46:45,825 INFO L481 AbstractCegarLoop]: Abstraction has 664 states and 855 transitions. [2020-10-29 11:46:45,825 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-29 11:46:45,825 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 855 transitions. [2020-10-29 11:46:45,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2020-10-29 11:46:45,829 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:46:45,830 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:46:45,830 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-29 11:46:45,830 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:46:45,831 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:46:45,831 INFO L82 PathProgramCache]: Analyzing trace with hash 235970043, now seen corresponding path program 1 times [2020-10-29 11:46:45,831 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:46:45,831 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2043803623] [2020-10-29 11:46:45,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:46:45,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:45,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:45,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:46,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:50,877 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:50,878 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 127 [2020-10-29 11:46:50,878 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 11:46:50,878 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5015 [2020-10-29 11:46:50,878 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:50,879 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:50,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-29 11:46:50,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:46:50,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 76 [2020-10-29 11:46:50,879 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:51,291 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:46:51,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:46:51,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:51,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:51,399 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:51,399 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:46:51,399 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:51,400 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 83 [2020-10-29 11:46:51,400 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:51,400 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:51,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:46:51,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:51,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:46:51,401 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:51,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:46:51,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:51,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:51,429 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:51,429 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:46:51,429 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:51,429 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:46:51,430 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:51,430 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:51,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:46:51,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:51,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:46:51,431 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:46:51,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:46:51,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:51,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:51,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:51,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:46:51,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:51,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:46:51,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:51,438 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:51,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:46:51,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:51,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:46:51,439 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:46:51,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:46:51,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:51,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:51,444 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:51,444 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:46:51,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:51,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:46:51,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:51,445 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:51,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:46:51,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:51,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:46:51,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:51,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:46:51,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:51,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:51,451 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:51,451 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:46:51,451 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:51,451 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:46:51,451 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:51,452 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:51,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:46:51,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:51,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:46:51,452 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:51,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 11:46:51,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:51,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:51,479 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:51,480 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:46:51,480 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:51,480 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 11:46:51,480 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:51,481 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:51,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:46:51,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:46:51,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 11:46:51,483 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-29 11:46:51,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-29 11:46:51,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:51,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:51,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:51,552 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:51,552 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-29 11:46:51,552 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:46:51,552 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-29 11:46:51,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:51,553 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:51,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:46:51,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-29 11:46:51,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-29 11:46:51,553 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:51,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:46:51,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:51,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:51,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:51,632 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:51,632 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-29 11:46:51,632 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:46:51,632 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 56 [2020-10-29 11:46:51,633 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:51,633 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:51,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:46:51,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:51,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-29 11:46:51,633 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:51,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:46:51,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:51,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:51,652 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:51,653 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:46:51,653 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:51,653 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:46:51,653 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:51,653 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:51,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:46:51,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:51,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 11:46:51,654 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:51,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:46:51,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:51,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:51,668 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:51,669 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:46:51,669 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:51,669 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 11:46:51,669 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:51,670 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:51,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:46:51,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:51,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-29 11:46:51,670 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:46:51,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:46:51,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:51,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:51,678 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:51,679 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:46:51,679 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:51,679 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:46:51,679 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:51,679 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:51,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:46:51,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:51,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:46:51,680 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:46:51,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-29 11:46:51,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:51,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:51,688 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:51,689 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:46:51,689 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:51,689 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:46:51,689 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:51,689 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:51,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:46:51,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:46:51,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:46:51,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:51,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-29 11:46:51,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:51,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:51,694 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:51,695 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:46:51,695 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:51,695 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:46:51,695 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:51,695 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:51,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:46:51,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:46:51,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:46:51,696 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:51,722 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 11:46:51,723 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2043803623] [2020-10-29 11:46:51,723 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:46:51,723 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-29 11:46:51,723 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2142033767] [2020-10-29 11:46:51,724 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-29 11:46:51,724 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:46:51,727 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-29 11:46:51,727 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2020-10-29 11:46:51,727 INFO L87 Difference]: Start difference. First operand 664 states and 855 transitions. Second operand 9 states. [2020-10-29 11:46:52,394 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:46:53,247 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:46:55,235 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:46:59,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:46:59,844 INFO L93 Difference]: Finished difference Result 1957 states and 3057 transitions. [2020-10-29 11:46:59,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-10-29 11:46:59,845 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 85 [2020-10-29 11:46:59,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:46:59,859 INFO L225 Difference]: With dead ends: 1957 [2020-10-29 11:46:59,860 INFO L226 Difference]: Without dead ends: 1564 [2020-10-29 11:46:59,864 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=122, Invalid=430, Unknown=0, NotChecked=0, Total=552 [2020-10-29 11:46:59,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1564 states. [2020-10-29 11:47:00,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1564 to 1275. [2020-10-29 11:47:00,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1275 states. [2020-10-29 11:47:00,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1275 states to 1275 states and 1783 transitions. [2020-10-29 11:47:00,174 INFO L78 Accepts]: Start accepts. Automaton has 1275 states and 1783 transitions. Word has length 85 [2020-10-29 11:47:00,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:47:00,174 INFO L481 AbstractCegarLoop]: Abstraction has 1275 states and 1783 transitions. [2020-10-29 11:47:00,174 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-29 11:47:00,174 INFO L276 IsEmpty]: Start isEmpty. Operand 1275 states and 1783 transitions. [2020-10-29 11:47:00,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2020-10-29 11:47:00,177 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:47:00,177 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:47:00,177 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-29 11:47:00,178 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:47:00,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:47:00,178 INFO L82 PathProgramCache]: Analyzing trace with hash 1961450940, now seen corresponding path program 1 times [2020-10-29 11:47:00,178 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:47:00,179 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1105672672] [2020-10-29 11:47:00,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:47:00,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:00,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:00,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:00,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:00,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:05,240 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:05,240 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 127 [2020-10-29 11:47:05,240 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 11:47:05,241 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5019 [2020-10-29 11:47:05,241 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:05,241 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:05,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-10-29 11:47:05,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:47:05,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 107 [2020-10-29 11:47:05,241 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:05,706 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:47:05,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:47:05,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:05,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:05,780 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:05,781 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:05,781 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:05,781 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 58 [2020-10-29 11:47:05,781 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:05,781 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:05,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:05,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:05,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:47:05,782 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:05,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:47:05,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:05,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:05,798 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:05,798 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:47:05,798 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:05,798 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:05,798 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:05,798 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:05,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:05,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:05,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:47:05,799 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:05,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:47:05,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:05,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:05,802 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:05,802 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:47:05,802 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:05,802 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:05,803 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:05,803 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:05,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:05,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:05,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:47:05,803 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:05,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:47:05,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:05,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:05,807 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:05,807 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:05,808 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:05,808 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:05,808 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:05,808 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:05,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:05,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:05,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:47:05,809 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:05,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:47:05,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:05,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:05,812 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:05,812 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:47:05,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:05,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:05,812 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:05,813 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:05,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:05,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:05,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:47:05,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:05,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 11:47:05,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:05,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:05,837 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:05,837 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:05,837 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:05,838 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:47:05,838 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:05,838 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:05,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:47:05,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:47:05,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 11:47:05,838 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:05,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-29 11:47:05,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:05,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:05,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:05,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:05,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:05,986 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:05,986 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-29 11:47:05,987 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 11:47:05,987 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 103 [2020-10-29 11:47:05,987 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:05,987 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:05,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:05,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:05,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-29 11:47:05,988 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:05,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:47:05,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:05,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:05,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:05,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:06,060 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:06,060 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-29 11:47:06,060 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 11:47:06,060 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 66 [2020-10-29 11:47:06,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:06,061 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:06,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:47:06,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-29 11:47:06,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:47:06,061 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:06,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:47:06,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:06,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:06,075 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:06,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:47:06,076 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:06,076 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 11:47:06,076 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:06,076 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:06,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:47:06,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 11:47:06,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:47:06,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:06,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:47:06,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:06,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:06,120 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:06,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:47:06,120 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:06,121 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:47:06,121 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:06,121 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:06,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 11:47:06,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:06,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:47:06,122 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:06,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:47:06,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:06,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:06,152 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:06,152 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:06,152 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:06,152 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:47:06,153 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:06,153 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:06,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:06,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:47:06,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:06,153 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:06,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-29 11:47:06,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:06,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:06,161 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:06,161 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:06,162 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:06,162 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:47:06,162 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:06,162 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:06,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:47:06,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:06,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:47:06,163 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:06,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-29 11:47:06,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:06,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:06,186 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:06,186 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:06,186 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:06,186 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:06,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:06,187 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:06,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:06,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:47:06,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:06,188 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:47:06,206 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 11:47:06,206 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1105672672] [2020-10-29 11:47:06,207 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:47:06,207 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-10-29 11:47:06,207 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1782147715] [2020-10-29 11:47:06,209 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-29 11:47:06,209 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:47:06,209 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-29 11:47:06,210 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=155, Unknown=0, NotChecked=0, Total=182 [2020-10-29 11:47:06,210 INFO L87 Difference]: Start difference. First operand 1275 states and 1783 transitions. Second operand 14 states. [2020-10-29 11:47:06,991 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:47:08,057 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:47:09,081 WARN L193 SmtUtils]: Spent 432.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:47:09,586 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:47:10,126 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:47:10,680 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:47:11,104 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:47:11,557 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:47:12,050 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:47:12,515 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:47:14,393 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:47:14,845 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:47:17,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:47:17,623 INFO L93 Difference]: Finished difference Result 2530 states and 3854 transitions. [2020-10-29 11:47:17,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2020-10-29 11:47:17,624 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 85 [2020-10-29 11:47:17,625 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:47:17,638 INFO L225 Difference]: With dead ends: 2530 [2020-10-29 11:47:17,638 INFO L226 Difference]: Without dead ends: 1537 [2020-10-29 11:47:17,675 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 237 ImplicationChecksByTransitivity, 5.5s TimeCoverageRelationStatistics Valid=206, Invalid=984, Unknown=0, NotChecked=0, Total=1190 [2020-10-29 11:47:17,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1537 states. [2020-10-29 11:47:17,946 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1537 to 1251. [2020-10-29 11:47:17,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1251 states. [2020-10-29 11:47:17,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1251 states to 1251 states and 1751 transitions. [2020-10-29 11:47:17,954 INFO L78 Accepts]: Start accepts. Automaton has 1251 states and 1751 transitions. Word has length 85 [2020-10-29 11:47:17,954 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:47:17,954 INFO L481 AbstractCegarLoop]: Abstraction has 1251 states and 1751 transitions. [2020-10-29 11:47:17,954 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-29 11:47:17,954 INFO L276 IsEmpty]: Start isEmpty. Operand 1251 states and 1751 transitions. [2020-10-29 11:47:17,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2020-10-29 11:47:17,958 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:47:17,959 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:47:17,959 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-29 11:47:17,959 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:47:17,960 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:47:17,960 INFO L82 PathProgramCache]: Analyzing trace with hash -2069416236, now seen corresponding path program 1 times [2020-10-29 11:47:17,960 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:47:17,960 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [169073817] [2020-10-29 11:47:17,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:47:17,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:17,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:18,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:18,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:18,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:18,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:19,726 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:19,726 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 161 [2020-10-29 11:47:19,726 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 11:47:19,726 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1742 [2020-10-29 11:47:19,726 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:19,727 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:19,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:19,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 43 [2020-10-29 11:47:19,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 76 [2020-10-29 11:47:19,727 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:20,134 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:47:20,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:47:20,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:20,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:20,176 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:20,176 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:20,177 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:20,177 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-29 11:47:20,177 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:20,177 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:20,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:20,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:20,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:20,178 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:20,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:47:20,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:20,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:20,193 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:20,194 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:47:20,194 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:20,194 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:20,194 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:20,194 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:20,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:20,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:20,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:20,195 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:47:20,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:47:20,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:20,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:20,198 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:20,199 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:47:20,199 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:20,199 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:47:20,199 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:20,199 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:20,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:20,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:20,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:20,200 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:20,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:47:20,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:20,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:20,203 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:20,203 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:20,204 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:20,204 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:20,204 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:20,204 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:20,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:20,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:20,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:20,205 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:47:20,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:47:20,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:20,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:20,212 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:20,212 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:47:20,213 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:20,213 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:20,213 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:20,213 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:20,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:20,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:20,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:20,214 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:47:20,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-29 11:47:20,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:20,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:20,233 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:20,233 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:47:20,233 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:20,234 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:47:20,234 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:20,234 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:20,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:20,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:20,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 11:47:20,234 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:20,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-29 11:47:20,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:20,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:20,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:20,304 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:20,305 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-29 11:47:20,305 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:47:20,305 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-10-29 11:47:20,305 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:20,306 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:20,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:20,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:20,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-29 11:47:20,307 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:47:20,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:47:20,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:20,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:20,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:20,352 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:20,353 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-29 11:47:20,353 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:47:20,353 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-29 11:47:20,353 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:20,353 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:20,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:47:20,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-29 11:47:20,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 11:47:20,354 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:20,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:47:20,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:20,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:20,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:20,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-29 11:47:20,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:20,376 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-29 11:47:20,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:20,377 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:20,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:47:20,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-29 11:47:20,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 11:47:20,377 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:20,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:47:20,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:20,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:20,415 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:20,416 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:47:20,416 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:20,416 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 11:47:20,416 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:20,416 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:20,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:47:20,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:20,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-29 11:47:20,417 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:20,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:47:20,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:20,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:20,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:20,450 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:47:20,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:20,450 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:20,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:20,450 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:20,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:20,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:20,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:20,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:20,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:47:20,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:20,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:20,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:20,455 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:20,455 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:20,455 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:20,455 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:20,456 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:20,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:20,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:47:20,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:20,456 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:20,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-29 11:47:20,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:20,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:20,462 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:20,462 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 11:47:20,463 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:20,463 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:20,463 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:20,463 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:20,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:20,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:20,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:20,464 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:20,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:47:20,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:20,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:20,467 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:20,467 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:20,467 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:20,467 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:20,468 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:20,468 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:20,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:20,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:20,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:20,468 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:20,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-29 11:47:20,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:20,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:20,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:20,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:20,490 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:20,490 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:20,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:20,491 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:20,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:20,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:47:20,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:20,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:20,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-29 11:47:20,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:20,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:20,494 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:20,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:20,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:20,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:47:20,495 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:20,495 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:20,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:20,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:47:20,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:20,495 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:20,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-29 11:47:20,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:20,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:20,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:20,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:20,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:20,499 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:47:20,499 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:20,499 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:20,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:20,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:47:20,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:20,500 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:20,524 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-29 11:47:20,524 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [169073817] [2020-10-29 11:47:20,524 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:47:20,525 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-29 11:47:20,525 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1736623603] [2020-10-29 11:47:20,526 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-29 11:47:20,526 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:47:20,526 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-29 11:47:20,526 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2020-10-29 11:47:20,527 INFO L87 Difference]: Start difference. First operand 1251 states and 1751 transitions. Second operand 12 states. [2020-10-29 11:47:21,390 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:47:22,462 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:47:22,891 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:47:23,324 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:47:23,718 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:47:25,237 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:47:25,237 INFO L93 Difference]: Finished difference Result 2448 states and 3393 transitions. [2020-10-29 11:47:25,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-29 11:47:25,238 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 109 [2020-10-29 11:47:25,238 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:47:25,248 INFO L225 Difference]: With dead ends: 2448 [2020-10-29 11:47:25,248 INFO L226 Difference]: Without dead ends: 1221 [2020-10-29 11:47:25,254 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 63 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=121, Invalid=385, Unknown=0, NotChecked=0, Total=506 [2020-10-29 11:47:25,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1221 states. [2020-10-29 11:47:25,518 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1221 to 1127. [2020-10-29 11:47:25,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1127 states. [2020-10-29 11:47:25,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1127 states to 1127 states and 1433 transitions. [2020-10-29 11:47:25,525 INFO L78 Accepts]: Start accepts. Automaton has 1127 states and 1433 transitions. Word has length 109 [2020-10-29 11:47:25,526 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:47:25,526 INFO L481 AbstractCegarLoop]: Abstraction has 1127 states and 1433 transitions. [2020-10-29 11:47:25,526 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-29 11:47:25,526 INFO L276 IsEmpty]: Start isEmpty. Operand 1127 states and 1433 transitions. [2020-10-29 11:47:25,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2020-10-29 11:47:25,530 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:47:25,530 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-29 11:47:25,530 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-29 11:47:25,530 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:47:25,531 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:47:25,531 INFO L82 PathProgramCache]: Analyzing trace with hash 1796100868, now seen corresponding path program 1 times [2020-10-29 11:47:25,531 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:47:25,531 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [376562440] [2020-10-29 11:47:25,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:47:25,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:25,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:25,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:25,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:26,326 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:26,326 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 164 [2020-10-29 11:47:26,326 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 11:47:26,327 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 770 [2020-10-29 11:47:26,327 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:26,327 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:26,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:26,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 62 [2020-10-29 11:47:26,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 75 [2020-10-29 11:47:26,327 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:26,724 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:47:26,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:47:26,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:26,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:26,758 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:26,758 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:26,758 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:26,759 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-29 11:47:26,759 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:26,759 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:26,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:26,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:26,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:26,759 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:26,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:47:26,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:26,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:26,773 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:26,773 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:47:26,773 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:26,773 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:47:26,773 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:26,774 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:26,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:26,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:26,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:26,774 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:26,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:47:26,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:26,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:26,777 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:26,777 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:47:26,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:26,777 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:47:26,778 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:26,778 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:26,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:26,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:26,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:26,778 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:26,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:47:26,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:26,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:26,781 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:26,781 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:26,781 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:26,781 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:47:26,782 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:26,782 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:26,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:26,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:26,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:26,782 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:26,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:47:26,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:26,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:26,785 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:26,785 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:47:26,785 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:26,785 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:47:26,785 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:26,786 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:26,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:26,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:26,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:26,786 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:26,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-29 11:47:26,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:26,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:26,808 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:26,808 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:47:26,809 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:26,809 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:26,809 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:26,809 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:26,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:26,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:26,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:26,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:26,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-29 11:47:26,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:26,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:26,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:26,878 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:26,878 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-29 11:47:26,878 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:47:26,879 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-10-29 11:47:26,879 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:26,879 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:26,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:47:26,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-29 11:47:26,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:47:26,880 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:26,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:47:26,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:26,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:26,911 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:26,912 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-29 11:47:26,912 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:26,912 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-29 11:47:26,912 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:26,912 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:26,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:47:26,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-29 11:47:26,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:47:26,913 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:26,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:47:26,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:26,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:26,976 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:26,977 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-29 11:47:26,977 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:26,977 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 11:47:26,977 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:26,978 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:26,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:47:26,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-29 11:47:26,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:47:26,978 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:47:26,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:47:26,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:26,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:26,991 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:26,991 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:47:26,992 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:26,992 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 11:47:26,992 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:26,992 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:26,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:47:26,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 11:47:26,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:47:26,993 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:47:27,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:47:27,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:27,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:27,022 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:27,025 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:47:27,025 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:27,025 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:47:27,025 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:27,025 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:27,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 11:47:27,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:27,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:47:27,026 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:27,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:47:27,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:27,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:27,046 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:27,046 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:27,046 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:27,047 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:47:27,047 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:27,047 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:27,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:27,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:47:27,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:27,048 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:27,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-29 11:47:27,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:27,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:27,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:27,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 11:47:27,054 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:27,054 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:47:27,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:27,055 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:27,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:27,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-29 11:47:27,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:27,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:27,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:47:27,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:27,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:27,060 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:27,060 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:27,060 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:27,060 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:27,060 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:27,061 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:27,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:27,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:27,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:27,061 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:27,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-10-29 11:47:27,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:27,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:27,086 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:27,086 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:27,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:27,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:47:27,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:27,086 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:27,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:27,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:27,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:47:27,087 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:27,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-29 11:47:27,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:27,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:27,090 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:27,090 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:27,090 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:27,091 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:27,091 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:27,091 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:27,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:27,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:47:27,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:27,091 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:27,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-29 11:47:27,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:27,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:27,095 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:27,095 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:27,095 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:27,095 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:27,095 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:27,095 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:27,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:27,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:47:27,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:27,096 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:27,121 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 15 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-10-29 11:47:27,122 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [376562440] [2020-10-29 11:47:27,122 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 11:47:27,122 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-29 11:47:27,122 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [857950208] [2020-10-29 11:47:27,124 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-29 11:47:27,124 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:47:27,124 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-29 11:47:27,125 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2020-10-29 11:47:27,125 INFO L87 Difference]: Start difference. First operand 1127 states and 1433 transitions. Second operand 11 states. [2020-10-29 11:47:27,839 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:47:29,021 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:47:29,466 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:47:29,882 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:47:31,786 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:47:31,787 INFO L93 Difference]: Finished difference Result 2324 states and 3075 transitions. [2020-10-29 11:47:31,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-29 11:47:31,787 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 114 [2020-10-29 11:47:31,788 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:47:31,796 INFO L225 Difference]: With dead ends: 2324 [2020-10-29 11:47:31,796 INFO L226 Difference]: Without dead ends: 1221 [2020-10-29 11:47:31,801 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=129, Invalid=291, Unknown=0, NotChecked=0, Total=420 [2020-10-29 11:47:31,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1221 states. [2020-10-29 11:47:32,048 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1221 to 1119. [2020-10-29 11:47:32,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1119 states. [2020-10-29 11:47:32,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1119 states to 1119 states and 1386 transitions. [2020-10-29 11:47:32,056 INFO L78 Accepts]: Start accepts. Automaton has 1119 states and 1386 transitions. Word has length 114 [2020-10-29 11:47:32,056 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:47:32,056 INFO L481 AbstractCegarLoop]: Abstraction has 1119 states and 1386 transitions. [2020-10-29 11:47:32,056 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-29 11:47:32,056 INFO L276 IsEmpty]: Start isEmpty. Operand 1119 states and 1386 transitions. [2020-10-29 11:47:32,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2020-10-29 11:47:32,060 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:47:32,060 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:47:32,061 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-29 11:47:32,061 INFO L429 AbstractCegarLoop]: === Iteration 8 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:47:32,061 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:47:32,061 INFO L82 PathProgramCache]: Analyzing trace with hash 531035729, now seen corresponding path program 1 times [2020-10-29 11:47:32,062 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:47:32,062 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [646428646] [2020-10-29 11:47:32,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:47:32,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:32,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:32,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:32,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:35,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:37,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:37,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 199 [2020-10-29 11:47:37,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 11:47:37,105 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-29 11:47:37,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:37,105 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:37,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 21 [2020-10-29 11:47:37,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:47:37,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 179 [2020-10-29 11:47:37,105 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:37,535 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:47:37,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:47:37,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:37,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:37,607 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:37,607 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:37,607 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:37,607 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 59 [2020-10-29 11:47:37,608 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:37,608 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:37,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:37,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:37,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:47:37,608 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:37,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:47:37,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:37,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:37,625 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:37,625 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:47:37,625 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:37,625 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:37,625 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:37,625 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:37,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:37,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:37,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:47:37,626 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:37,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:47:37,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:37,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:37,629 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:37,629 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:47:37,629 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:37,630 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:37,630 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:37,630 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:37,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:37,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:37,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:47:37,630 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:37,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:47:37,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:37,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:37,634 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:37,635 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:37,635 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:37,635 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:37,635 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:37,635 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:37,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:37,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:37,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:47:37,636 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:37,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:47:37,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:37,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:37,639 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:37,639 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:47:37,639 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:37,639 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:37,640 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:37,640 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:37,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:37,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:37,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:47:37,640 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:37,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 11:47:37,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:37,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:37,666 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:37,667 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:37,667 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:37,667 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:47:37,667 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:37,667 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:37,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:47:37,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:47:37,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 11:47:37,668 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:37,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 11:47:37,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:37,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:37,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:37,742 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:37,743 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-29 11:47:37,743 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:47:37,743 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-29 11:47:37,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:37,743 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:37,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:47:37,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:47:37,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-10-29 11:47:37,744 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:37,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:47:37,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:37,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:37,793 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:37,794 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-29 11:47:37,794 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:37,794 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 11:47:37,794 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:37,795 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:37,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:37,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:37,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-29 11:47:37,795 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:37,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:47:37,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:37,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:37,804 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:37,804 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-29 11:47:37,804 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:37,804 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:47:37,805 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:37,805 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:37,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:37,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:37,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:37,806 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:37,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:47:37,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:37,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:37,811 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:37,812 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:47:37,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:37,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:47:37,812 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:37,812 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:37,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:37,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:37,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:37,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:37,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:47:37,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:37,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:37,817 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:37,817 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:47:37,818 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:37,818 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:37,818 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:37,818 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:37,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:37,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:37,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:37,819 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:37,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:47:37,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:37,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:37,822 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:37,822 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:37,822 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:37,822 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:47:37,822 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:37,822 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:37,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:37,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:37,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:37,823 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:37,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-29 11:47:37,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:37,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:37,830 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:37,831 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 11:47:37,831 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:37,831 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:47:37,831 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:37,831 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:37,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:37,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:37,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 11:47:37,832 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:37,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:47:37,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:37,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:37,835 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:37,835 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:37,835 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:37,835 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:47:37,836 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:37,836 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:37,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:37,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:37,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:37,836 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:37,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-29 11:47:37,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:37,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:37,844 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:37,845 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:37,845 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:37,845 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:47:37,845 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:37,845 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:37,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:47:37,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:47:37,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 11:47:37,846 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:37,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-10-29 11:47:37,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:37,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:37,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:37,907 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:37,907 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-29 11:47:37,907 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:47:37,907 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-29 11:47:37,907 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:37,908 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:37,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:37,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:37,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-29 11:47:37,908 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:37,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:47:37,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:37,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:37,916 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:37,916 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-29 11:47:37,916 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:37,916 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:47:37,917 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:37,917 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:37,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:37,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:37,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:37,917 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:37,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:47:37,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:37,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:37,921 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:37,922 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:37,922 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:37,922 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:37,922 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:37,922 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:37,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:37,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:37,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:37,923 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:37,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-29 11:47:37,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:37,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:37,926 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:37,926 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:47:37,927 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:37,927 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:37,927 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:37,927 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:37,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:37,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:37,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:37,927 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:37,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:47:37,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:37,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:37,930 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:37,930 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:47:37,931 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:37,931 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:47:37,931 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:37,931 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:37,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:37,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:37,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:37,932 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:37,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-10-29 11:47:37,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:37,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:37,937 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:37,938 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:37,938 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:37,938 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:47:37,938 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:37,938 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:37,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:47:37,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:37,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:47:37,939 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:37,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-10-29 11:47:37,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:37,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:37,964 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:37,964 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:37,964 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:37,964 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:37,964 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:37,965 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:37,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:37,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:47:37,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:37,965 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:38,001 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 8 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-10-29 11:47:38,001 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [646428646] [2020-10-29 11:47:38,002 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 11:47:38,002 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-10-29 11:47:38,002 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1560337784] [2020-10-29 11:47:38,003 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-29 11:47:38,003 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:47:38,003 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-29 11:47:38,004 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=167, Unknown=0, NotChecked=0, Total=210 [2020-10-29 11:47:38,004 INFO L87 Difference]: Start difference. First operand 1119 states and 1386 transitions. Second operand 15 states. [2020-10-29 11:47:38,754 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:47:39,599 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:47:40,382 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:47:40,821 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:47:41,218 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:47:41,658 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:47:42,110 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:47:42,502 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:47:43,872 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:47:44,790 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:47:45,238 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:47:45,625 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:47:47,136 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:47:50,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:47:50,569 INFO L93 Difference]: Finished difference Result 3530 states and 5246 transitions. [2020-10-29 11:47:50,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2020-10-29 11:47:50,570 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 139 [2020-10-29 11:47:50,571 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:47:50,590 INFO L225 Difference]: With dead ends: 3530 [2020-10-29 11:47:50,590 INFO L226 Difference]: Without dead ends: 2594 [2020-10-29 11:47:50,596 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 553 ImplicationChecksByTransitivity, 5.7s TimeCoverageRelationStatistics Valid=490, Invalid=1580, Unknown=0, NotChecked=0, Total=2070 [2020-10-29 11:47:50,599 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2594 states. [2020-10-29 11:47:50,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2594 to 1554. [2020-10-29 11:47:50,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1554 states. [2020-10-29 11:47:50,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1554 states to 1554 states and 1949 transitions. [2020-10-29 11:47:50,987 INFO L78 Accepts]: Start accepts. Automaton has 1554 states and 1949 transitions. Word has length 139 [2020-10-29 11:47:50,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:47:50,988 INFO L481 AbstractCegarLoop]: Abstraction has 1554 states and 1949 transitions. [2020-10-29 11:47:50,988 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-29 11:47:50,988 INFO L276 IsEmpty]: Start isEmpty. Operand 1554 states and 1949 transitions. [2020-10-29 11:47:50,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2020-10-29 11:47:50,994 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:47:50,995 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:47:50,995 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-29 11:47:50,995 INFO L429 AbstractCegarLoop]: === Iteration 9 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:47:50,996 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:47:50,996 INFO L82 PathProgramCache]: Analyzing trace with hash -343977436, now seen corresponding path program 2 times [2020-10-29 11:47:50,996 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:47:50,996 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [669646271] [2020-10-29 11:47:50,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:47:51,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:51,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:51,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:51,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:51,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:56,060 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:56,060 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 271 [2020-10-29 11:47:56,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 11:47:56,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5014 [2020-10-29 11:47:56,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:56,061 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:56,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 21 [2020-10-29 11:47:56,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:47:56,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 148 [2020-10-29 11:47:56,062 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:56,437 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:47:56,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:47:56,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:56,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:56,520 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:56,521 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:56,521 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:56,521 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 65 [2020-10-29 11:47:56,521 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:56,521 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:56,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:56,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:56,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:47:56,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:47:56,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:47:56,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:56,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:56,538 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:56,539 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:47:56,539 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:56,539 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:56,539 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:56,539 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:56,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:56,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:56,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:47:56,540 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:56,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:47:56,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:56,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:56,544 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:56,544 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:47:56,544 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:56,544 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:56,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:56,545 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:56,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:56,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:56,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:47:56,545 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:56,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:47:56,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:56,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:56,557 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:56,557 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:56,557 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:56,557 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:47:56,557 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:56,557 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:56,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:56,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:56,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:47:56,562 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-29 11:47:56,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:47:56,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:56,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:56,566 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:56,566 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:47:56,566 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:56,566 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:56,566 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:56,567 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:56,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:56,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:56,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:47:56,567 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:56,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 11:47:56,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:56,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:56,589 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:56,589 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:56,589 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:56,589 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:47:56,589 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:56,590 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:56,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:47:56,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:47:56,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 11:47:56,590 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:56,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 11:47:56,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:56,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:56,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:56,662 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:56,662 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-29 11:47:56,663 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:47:56,663 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-29 11:47:56,663 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:56,663 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:56,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:47:56,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:47:56,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-10-29 11:47:56,664 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:56,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:47:56,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:56,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:56,704 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:56,704 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-29 11:47:56,704 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:56,704 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 11:47:56,705 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:56,705 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:56,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:56,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:56,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-29 11:47:56,705 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:56,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:47:56,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:56,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:56,728 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:56,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-29 11:47:56,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:56,728 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-29 11:47:56,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:56,728 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:56,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:56,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:56,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:56,729 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:56,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:47:56,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:56,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:56,736 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:56,736 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:47:56,736 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:56,736 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:47:56,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:56,737 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:56,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:56,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:56,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:56,737 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:56,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:47:56,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:56,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:56,741 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:56,741 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:47:56,741 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:56,742 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:56,742 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:56,742 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:56,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:56,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:56,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:56,743 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:47:56,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:47:56,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:56,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:56,746 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:56,746 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:56,746 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:56,746 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:47:56,746 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:56,747 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:56,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:56,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:56,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:56,747 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:56,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-29 11:47:56,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:56,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:56,758 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:56,758 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 11:47:56,758 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:56,758 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:47:56,762 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:56,762 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:56,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:56,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:56,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 11:47:56,762 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-29 11:47:56,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:47:56,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:56,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:56,767 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:56,767 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:56,767 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:56,768 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:47:56,768 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:56,768 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:56,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:56,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:56,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:56,768 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:56,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-29 11:47:56,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:56,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:56,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:56,956 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:56,957 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 65 [2020-10-29 11:47:56,957 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:47:56,957 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 181 [2020-10-29 11:47:56,957 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:56,957 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:56,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-29 11:47:56,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:47:56,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-29 11:47:56,958 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:57,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:47:57,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:57,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:57,015 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:57,015 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:57,015 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:57,015 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:47:57,015 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:57,015 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:57,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:47:57,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:47:57,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 11:47:57,016 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:57,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:47:57,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:57,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:57,032 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:57,032 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-29 11:47:57,033 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:57,033 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-29 11:47:57,033 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:57,033 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:57,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 11:47:57,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:57,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-29 11:47:57,034 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:57,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:47:57,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:57,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:57,066 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:57,067 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-29 11:47:57,067 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:57,067 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 11:47:57,067 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:57,067 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:57,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:47:57,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:57,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-29 11:47:57,068 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:57,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:47:57,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:57,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:57,200 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:57,200 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:57,200 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:57,201 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:47:57,201 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:57,201 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:57,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 11:47:57,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:57,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:47:57,202 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:57,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-29 11:47:57,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:57,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:57,249 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:57,249 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:47:57,249 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:57,249 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:47:57,249 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:57,250 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:57,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:57,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:57,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-29 11:47:57,250 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:57,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:47:57,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:57,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:57,253 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:57,253 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:47:57,253 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:57,253 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:47:57,253 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:57,254 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:57,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:57,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:57,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:57,254 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:57,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-29 11:47:57,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:57,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:57,268 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:57,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 11:47:57,268 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:57,268 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 11:47:57,268 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:57,269 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:57,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:57,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:57,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 11:47:57,269 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:57,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:47:57,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:57,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:57,272 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:57,272 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:57,272 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:57,272 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:47:57,272 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:57,273 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:57,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:57,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:57,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:57,273 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:57,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-29 11:47:57,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:57,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:57,279 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:57,279 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:57,280 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:57,280 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:57,280 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:57,280 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:57,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:57,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:47:57,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:57,281 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:57,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2020-10-29 11:47:57,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:57,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:57,291 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:57,291 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-29 11:47:57,291 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:57,291 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:47:57,291 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:57,291 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:57,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:57,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 35 [2020-10-29 11:47:57,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:57,292 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:57,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:47:57,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:57,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:57,298 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:57,298 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-29 11:47:57,298 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:57,299 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:47:57,299 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:57,299 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:57,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:57,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:57,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:57,299 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:57,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:47:57,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:57,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:57,303 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:57,303 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:57,303 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:57,303 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:57,304 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:57,304 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:57,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:57,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:57,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:57,304 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:57,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-29 11:47:57,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:57,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:57,307 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:57,308 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:47:57,308 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:57,308 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:57,308 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:57,308 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:57,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:57,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:57,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:57,309 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:57,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:47:57,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:57,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:57,311 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:57,311 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:47:57,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:57,312 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:47:57,312 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:57,312 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:57,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:57,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:57,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:57,312 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:57,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2020-10-29 11:47:57,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:57,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:57,332 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:57,332 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:57,332 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:57,332 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 11:47:57,332 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:57,333 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:57,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:57,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:47:57,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:57,333 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:57,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2020-10-29 11:47:57,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:57,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:57,338 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:57,339 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:57,339 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:57,339 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:47:57,339 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:57,339 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:57,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:57,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:47:57,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:57,340 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:57,400 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 39 proven. 23 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2020-10-29 11:47:57,400 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [669646271] [2020-10-29 11:47:57,401 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 11:47:57,401 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2020-10-29 11:47:57,401 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1926214786] [2020-10-29 11:47:57,402 INFO L461 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-10-29 11:47:57,402 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:47:57,402 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-10-29 11:47:57,402 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=198, Unknown=0, NotChecked=0, Total=240 [2020-10-29 11:47:57,403 INFO L87 Difference]: Start difference. First operand 1554 states and 1949 transitions. Second operand 16 states. [2020-10-29 11:47:58,579 WARN L193 SmtUtils]: Spent 766.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 204 [2020-10-29 11:47:59,570 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:48:01,981 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-29 11:48:02,432 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-29 11:48:02,851 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-29 11:48:03,231 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:48:04,008 WARN L193 SmtUtils]: Spent 741.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 207 [2020-10-29 11:48:04,797 WARN L193 SmtUtils]: Spent 683.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 204 [2020-10-29 11:48:08,608 WARN L193 SmtUtils]: Spent 772.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 206 [2020-10-29 11:48:09,858 WARN L193 SmtUtils]: Spent 811.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 207 [2020-10-29 11:48:10,771 WARN L193 SmtUtils]: Spent 840.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 215 [2020-10-29 11:48:11,632 WARN L193 SmtUtils]: Spent 779.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 207 [2020-10-29 11:48:12,593 WARN L193 SmtUtils]: Spent 859.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 215 [2020-10-29 11:48:13,560 WARN L193 SmtUtils]: Spent 847.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 215 [2020-10-29 11:48:16,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:48:16,517 INFO L93 Difference]: Finished difference Result 5569 states and 7779 transitions. [2020-10-29 11:48:16,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2020-10-29 11:48:16,518 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 193 [2020-10-29 11:48:16,518 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:48:16,539 INFO L225 Difference]: With dead ends: 5569 [2020-10-29 11:48:16,539 INFO L226 Difference]: Without dead ends: 3474 [2020-10-29 11:48:16,548 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 73 SyntacticMatches, 1 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 772 ImplicationChecksByTransitivity, 10.6s TimeCoverageRelationStatistics Valid=597, Invalid=2373, Unknown=0, NotChecked=0, Total=2970 [2020-10-29 11:48:16,552 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3474 states. [2020-10-29 11:48:17,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3474 to 2702. [2020-10-29 11:48:17,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2702 states. [2020-10-29 11:48:17,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2702 states to 2702 states and 3330 transitions. [2020-10-29 11:48:17,217 INFO L78 Accepts]: Start accepts. Automaton has 2702 states and 3330 transitions. Word has length 193 [2020-10-29 11:48:17,217 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:48:17,217 INFO L481 AbstractCegarLoop]: Abstraction has 2702 states and 3330 transitions. [2020-10-29 11:48:17,217 INFO L482 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-10-29 11:48:17,217 INFO L276 IsEmpty]: Start isEmpty. Operand 2702 states and 3330 transitions. [2020-10-29 11:48:17,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2020-10-29 11:48:17,224 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:48:17,224 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:48:17,225 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-29 11:48:17,225 INFO L429 AbstractCegarLoop]: === Iteration 10 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:48:17,225 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:48:17,225 INFO L82 PathProgramCache]: Analyzing trace with hash -930253658, now seen corresponding path program 1 times [2020-10-29 11:48:17,226 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:48:17,226 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [3134593] [2020-10-29 11:48:17,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:48:17,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:17,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:17,614 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:17,615 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 271 [2020-10-29 11:48:17,615 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:17,615 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 354 [2020-10-29 11:48:17,615 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:17,615 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:17,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:48:17,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 152 [2020-10-29 11:48:17,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 11:48:17,616 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:17,960 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:48:17,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:48:17,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:17,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:17,991 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:17,991 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:17,991 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:17,991 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-29 11:48:17,991 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:17,991 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:17,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:17,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:17,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:17,992 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:17,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:48:18,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:18,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:18,000 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:18,001 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:48:18,001 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:18,001 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:48:18,001 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:18,001 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:18,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:18,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:18,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:18,002 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:18,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:48:18,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:18,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:18,003 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:18,004 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:48:18,004 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:18,004 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:48:18,004 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:18,004 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:18,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:18,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:18,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:18,005 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:18,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:48:18,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:18,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:18,006 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:18,007 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:18,007 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:18,007 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:48:18,007 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:18,007 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:18,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:18,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:18,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:18,008 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:18,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:48:18,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:18,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:18,013 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:18,013 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:48:18,013 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:18,013 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:48:18,013 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:18,014 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:18,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:18,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:18,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:18,014 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:18,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 11:48:18,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:18,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:18,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:18,037 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:18,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:18,037 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:48:18,037 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:18,037 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:18,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:18,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:18,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:18,038 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:18,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 11:48:18,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:18,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:18,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:18,056 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-29 11:48:18,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:18,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:48:18,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:18,056 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:18,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:18,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:18,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:18,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:18,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:48:18,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:18,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:18,077 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:18,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-29 11:48:18,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:18,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:48:18,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:18,077 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:18,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:18,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:18,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:18,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:18,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:48:18,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:18,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:18,084 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:18,084 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-29 11:48:18,084 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:18,085 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:48:18,085 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:18,085 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:18,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:18,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:18,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:18,086 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:18,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:48:18,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:18,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:18,090 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:18,091 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:48:18,091 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:18,091 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:48:18,091 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:18,091 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:18,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:18,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:18,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:18,092 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:18,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:48:18,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:18,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:18,095 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:18,095 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:48:18,095 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:18,096 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:48:18,096 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:18,096 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:18,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:18,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:18,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:18,096 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:18,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:48:18,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:18,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:18,099 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:18,099 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:18,099 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:18,100 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:48:18,100 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:18,100 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:18,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:18,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:18,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:18,100 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:18,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-29 11:48:18,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:18,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:18,105 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:18,105 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 11:48:18,105 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:18,105 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:48:18,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:18,105 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:18,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:18,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:18,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:18,106 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:18,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:48:18,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:18,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:18,108 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:18,109 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:18,109 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:18,109 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:48:18,109 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:18,109 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:18,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:18,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:18,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:18,110 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:18,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-29 11:48:18,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:18,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:18,139 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:18,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 65 [2020-10-29 11:48:18,139 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:18,139 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-29 11:48:18,139 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:18,140 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:18,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:48:18,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-29 11:48:18,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 11:48:18,140 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:18,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:48:18,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:18,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:18,145 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:18,145 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:18,145 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:18,146 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:48:18,146 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:18,146 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:18,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:18,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:18,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:18,146 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:18,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:48:18,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:18,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:18,164 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:18,164 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-29 11:48:18,165 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:18,165 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-29 11:48:18,165 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:18,165 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:18,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:48:18,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-29 11:48:18,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 11:48:18,166 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:18,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:48:18,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:18,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:18,197 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:18,197 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-29 11:48:18,197 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:18,197 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 11:48:18,197 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:18,198 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:18,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:48:18,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:18,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 11:48:18,198 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:18,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:48:18,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:18,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:18,226 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:18,226 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:18,226 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:18,226 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:48:18,226 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:18,227 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:18,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:18,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:18,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:18,227 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:18,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-29 11:48:18,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:18,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:18,229 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:18,230 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:48:18,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:18,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:48:18,230 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:18,230 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:18,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:18,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-29 11:48:18,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:18,230 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:18,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:48:18,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:18,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:18,232 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:18,232 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:48:18,232 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:18,233 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:48:18,233 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:18,233 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:18,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:18,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:18,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:18,233 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:18,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-29 11:48:18,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:18,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:18,238 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:18,238 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 11:48:18,238 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:18,238 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:48:18,238 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:18,238 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:18,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:18,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-29 11:48:18,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:18,239 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:18,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:48:18,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:18,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:18,242 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:18,242 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:18,242 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:18,242 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:48:18,242 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:18,243 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:18,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:18,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:18,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:18,243 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:18,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-29 11:48:18,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:18,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:18,247 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:18,247 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:18,247 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:18,247 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:48:18,247 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:18,248 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:18,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:18,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:48:18,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:18,248 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:18,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2020-10-29 11:48:18,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:18,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:18,255 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:18,255 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-29 11:48:18,255 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:18,255 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:48:18,256 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:18,256 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:18,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:18,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 35 [2020-10-29 11:48:18,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:18,256 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:18,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:48:18,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:18,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:18,260 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:18,260 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-29 11:48:18,261 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:18,261 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:48:18,261 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:18,261 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:18,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:18,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:18,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:18,261 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:18,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:48:18,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:18,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:18,264 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:18,264 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:18,264 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:18,264 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:48:18,265 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:18,265 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:18,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:18,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:18,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:18,265 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:18,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-29 11:48:18,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:18,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:18,268 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:18,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:48:18,268 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:18,269 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:48:18,269 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:18,269 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:18,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:18,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:18,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:18,269 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:18,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:48:18,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:18,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:18,271 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:18,271 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:48:18,271 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:18,271 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:48:18,272 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:18,272 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:18,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:18,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:18,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:18,272 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:18,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2020-10-29 11:48:18,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:18,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:18,275 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:18,275 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:18,275 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:18,275 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:48:18,276 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:18,276 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:18,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:18,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:48:18,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:18,276 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:18,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2020-10-29 11:48:18,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:18,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:18,279 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:18,279 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:18,279 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:18,279 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:48:18,279 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:18,279 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:18,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:18,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:48:18,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:18,280 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:18,310 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 41 proven. 8 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2020-10-29 11:48:18,311 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [3134593] [2020-10-29 11:48:18,311 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 11:48:18,311 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-29 11:48:18,311 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [232107784] [2020-10-29 11:48:18,312 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-29 11:48:18,312 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:48:18,312 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-29 11:48:18,312 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-10-29 11:48:18,312 INFO L87 Difference]: Start difference. First operand 2702 states and 3330 transitions. Second operand 10 states. [2020-10-29 11:48:20,380 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:48:20,752 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:48:21,130 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:48:21,499 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:48:21,813 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:48:21,813 INFO L93 Difference]: Finished difference Result 3374 states and 4179 transitions. [2020-10-29 11:48:21,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-29 11:48:21,819 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 193 [2020-10-29 11:48:21,819 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:48:21,820 INFO L225 Difference]: With dead ends: 3374 [2020-10-29 11:48:21,820 INFO L226 Difference]: Without dead ends: 0 [2020-10-29 11:48:21,828 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=57, Invalid=153, Unknown=0, NotChecked=0, Total=210 [2020-10-29 11:48:21,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-29 11:48:21,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-29 11:48:21,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-29 11:48:21,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-29 11:48:21,829 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 193 [2020-10-29 11:48:21,830 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:48:21,830 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-29 11:48:21,830 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-29 11:48:21,830 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-29 11:48:21,830 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-29 11:48:21,830 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-29 11:48:21,832 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-29 11:48:23,238 WARN L193 SmtUtils]: Spent 688.00 ms on a formula simplification. DAG size of input: 394 DAG size of output: 272 [2020-10-29 11:48:24,219 WARN L193 SmtUtils]: Spent 511.00 ms on a formula simplification. DAG size of input: 467 DAG size of output: 92 [2020-10-29 11:48:26,183 WARN L193 SmtUtils]: Spent 681.00 ms on a formula simplification. DAG size of input: 499 DAG size of output: 111 [2020-10-29 11:48:28,972 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 241 [2020-10-29 11:48:30,859 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 380 DAG size of output: 234 [2020-10-29 11:48:35,396 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 511 DAG size of output: 111 [2020-10-29 11:48:37,479 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 473 DAG size of output: 94 [2020-10-29 11:48:38,456 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 241 [2020-10-29 11:48:38,630 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 241 [2020-10-29 11:48:39,810 WARN L193 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 11 [2020-10-29 11:48:40,401 WARN L193 SmtUtils]: Spent 587.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 28 [2020-10-29 11:48:40,641 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 1 [2020-10-29 11:48:41,293 WARN L193 SmtUtils]: Spent 649.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 22 [2020-10-29 11:48:41,568 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 26 [2020-10-29 11:48:42,270 WARN L193 SmtUtils]: Spent 689.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 21 [2020-10-29 11:48:42,778 WARN L193 SmtUtils]: Spent 502.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 16 [2020-10-29 11:48:43,018 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 1 [2020-10-29 11:48:43,245 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 1 [2020-10-29 11:48:43,378 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-10-29 11:48:43,802 WARN L193 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 26 [2020-10-29 11:48:44,779 WARN L193 SmtUtils]: Spent 952.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 13 [2020-10-29 11:48:45,428 WARN L193 SmtUtils]: Spent 646.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 22 [2020-10-29 11:48:47,587 WARN L193 SmtUtils]: Spent 2.15 s on a formula simplification. DAG size of input: 213 DAG size of output: 26 [2020-10-29 11:48:48,266 WARN L193 SmtUtils]: Spent 677.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 22 [2020-10-29 11:48:48,502 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 1 [2020-10-29 11:48:49,403 WARN L193 SmtUtils]: Spent 893.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 18 [2020-10-29 11:48:50,065 WARN L193 SmtUtils]: Spent 656.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 24 [2020-10-29 11:48:50,398 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:48:51,639 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 219 DAG size of output: 22 [2020-10-29 11:48:51,928 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 1 [2020-10-29 11:48:52,115 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 26 [2020-10-29 11:48:52,248 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-10-29 11:48:53,546 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 212 DAG size of output: 20 [2020-10-29 11:48:54,069 WARN L193 SmtUtils]: Spent 518.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 8 [2020-10-29 11:48:54,212 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-10-29 11:48:54,834 WARN L193 SmtUtils]: Spent 619.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 13 [2020-10-29 11:48:56,372 WARN L193 SmtUtils]: Spent 1.53 s on a formula simplification. DAG size of input: 209 DAG size of output: 19 [2020-10-29 11:48:56,694 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 1 [2020-10-29 11:48:57,004 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 1 [2020-10-29 11:48:57,239 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 1 [2020-10-29 11:48:58,162 WARN L193 SmtUtils]: Spent 915.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 18 [2020-10-29 11:48:58,868 WARN L193 SmtUtils]: Spent 588.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 10 [2020-10-29 11:48:59,567 WARN L193 SmtUtils]: Spent 697.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 22 [2020-10-29 11:49:00,329 WARN L193 SmtUtils]: Spent 664.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 22 [2020-10-29 11:49:01,303 WARN L193 SmtUtils]: Spent 968.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 18 [2020-10-29 11:49:01,943 WARN L193 SmtUtils]: Spent 637.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 22 [2020-10-29 11:49:02,553 WARN L193 SmtUtils]: Spent 603.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 21 [2020-10-29 11:49:02,977 WARN L193 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 26 [2020-10-29 11:49:04,643 WARN L193 SmtUtils]: Spent 1.66 s on a formula simplification. DAG size of input: 222 DAG size of output: 31 [2020-10-29 11:49:06,219 WARN L193 SmtUtils]: Spent 1.57 s on a formula simplification. DAG size of input: 184 DAG size of output: 21 [2020-10-29 11:49:06,459 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 1 [2020-10-29 11:49:07,129 WARN L193 SmtUtils]: Spent 668.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 22 [2020-10-29 11:49:07,865 WARN L193 SmtUtils]: Spent 726.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 22 [2020-10-29 11:49:08,174 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 26 [2020-10-29 11:49:08,317 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-10-29 11:49:09,264 WARN L193 SmtUtils]: Spent 940.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 18 [2020-10-29 11:49:09,798 WARN L193 SmtUtils]: Spent 526.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 11 [2020-10-29 11:49:10,036 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 1 [2020-10-29 11:49:10,731 WARN L193 SmtUtils]: Spent 692.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 22 [2020-10-29 11:49:11,996 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 211 DAG size of output: 25 [2020-10-29 11:49:12,001 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-29 11:49:12,001 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-29 11:49:12,001 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-29 11:49:12,001 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-29 11:49:12,002 INFO L274 CegarLoopResult]: For program point L534(lines 534 538) no Hoare annotation was computed. [2020-10-29 11:49:12,002 INFO L274 CegarLoopResult]: For program point L534-1(lines 534 538) no Hoare annotation was computed. [2020-10-29 11:49:12,002 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 503 558) no Hoare annotation was computed. [2020-10-29 11:49:12,002 INFO L274 CegarLoopResult]: For program point L529(line 529) no Hoare annotation was computed. [2020-10-29 11:49:12,002 INFO L274 CegarLoopResult]: For program point L528-2(lines 528 549) no Hoare annotation was computed. [2020-10-29 11:49:12,002 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 503 558) no Hoare annotation was computed. [2020-10-29 11:49:12,003 INFO L274 CegarLoopResult]: For program point L550(lines 527 551) no Hoare annotation was computed. [2020-10-29 11:49:12,003 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 503 558) no Hoare annotation was computed. [2020-10-29 11:49:12,003 INFO L274 CegarLoopResult]: For program point L604(line 604) no Hoare annotation was computed. [2020-10-29 11:49:12,003 INFO L274 CegarLoopResult]: For program point L604-1(line 604) no Hoare annotation was computed. [2020-10-29 11:49:12,003 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 559 618) no Hoare annotation was computed. [2020-10-29 11:49:12,003 INFO L274 CegarLoopResult]: For program point L591(lines 591 595) no Hoare annotation was computed. [2020-10-29 11:49:12,003 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 559 618) no Hoare annotation was computed. [2020-10-29 11:49:12,003 INFO L274 CegarLoopResult]: For program point L591-1(lines 591 595) no Hoare annotation was computed. [2020-10-29 11:49:12,003 INFO L274 CegarLoopResult]: For program point L586(line 586) no Hoare annotation was computed. [2020-10-29 11:49:12,004 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 559 618) no Hoare annotation was computed. [2020-10-29 11:49:12,004 INFO L274 CegarLoopResult]: For program point L585-2(lines 585 610) no Hoare annotation was computed. [2020-10-29 11:49:12,004 INFO L274 CegarLoopResult]: For program point L611(lines 584 612) no Hoare annotation was computed. [2020-10-29 11:49:12,004 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 934 940) the Hoare annotation is: true [2020-10-29 11:49:12,004 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 934 940) no Hoare annotation was computed. [2020-10-29 11:49:12,004 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 941 949) no Hoare annotation was computed. [2020-10-29 11:49:12,004 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 941 949) the Hoare annotation is: true [2020-10-29 11:49:12,004 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 941 949) no Hoare annotation was computed. [2020-10-29 11:49:12,004 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 960 984) the Hoare annotation is: true [2020-10-29 11:49:12,004 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification4_spec__1EXIT(lines 960 984) no Hoare annotation was computed. [2020-10-29 11:49:12,005 INFO L270 CegarLoopResult]: At program point L974(line 974) the Hoare annotation is: (and (or (= 0 ~systemActive~0) (not (<= 2 ~waterLevel~0))) (or (not (= ~pumpRunning~0 0)) (not (<= 1 ~waterLevel~0)))) [2020-10-29 11:49:12,005 INFO L274 CegarLoopResult]: For program point L972(lines 972 978) no Hoare annotation was computed. [2020-10-29 11:49:12,005 INFO L270 CegarLoopResult]: At program point L970(line 970) the Hoare annotation is: (and (or (= 0 ~systemActive~0) (not (<= 2 ~waterLevel~0))) (or (not (= ~pumpRunning~0 0)) (not (<= 1 ~waterLevel~0)))) [2020-10-29 11:49:12,006 INFO L274 CegarLoopResult]: For program point L970-1(line 970) no Hoare annotation was computed. [2020-10-29 11:49:12,006 INFO L274 CegarLoopResult]: For program point L968(lines 968 981) no Hoare annotation was computed. [2020-10-29 11:49:12,006 INFO L274 CegarLoopResult]: For program point L968-1(lines 960 984) no Hoare annotation was computed. [2020-10-29 11:49:12,006 INFO L277 CegarLoopResult]: At program point L966(line 966) the Hoare annotation is: true [2020-10-29 11:49:12,006 INFO L274 CegarLoopResult]: For program point L966-1(line 966) no Hoare annotation was computed. [2020-10-29 11:49:12,007 INFO L270 CegarLoopResult]: At program point L898-1(line 898) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:49:12,007 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 892 914) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:49:12,007 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 892 914) no Hoare annotation was computed. [2020-10-29 11:49:12,007 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 892 914) no Hoare annotation was computed. [2020-10-29 11:49:12,007 INFO L270 CegarLoopResult]: At program point L904(line 904) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:49:12,007 INFO L270 CegarLoopResult]: At program point L904-1(line 904) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:49:12,007 INFO L274 CegarLoopResult]: For program point L902(lines 902 909) no Hoare annotation was computed. [2020-10-29 11:49:12,007 INFO L274 CegarLoopResult]: For program point L902-1(lines 902 909) no Hoare annotation was computed. [2020-10-29 11:49:12,008 INFO L274 CegarLoopResult]: For program point L900(line 900) no Hoare annotation was computed. [2020-10-29 11:49:12,008 INFO L270 CegarLoopResult]: At program point L899(line 899) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:49:12,008 INFO L270 CegarLoopResult]: At program point L898(line 898) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:49:12,008 INFO L274 CegarLoopResult]: For program point L865(line 865) no Hoare annotation was computed. [2020-10-29 11:49:12,008 INFO L274 CegarLoopResult]: For program point L864(line 864) no Hoare annotation was computed. [2020-10-29 11:49:12,008 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 848 871) no Hoare annotation was computed. [2020-10-29 11:49:12,008 INFO L274 CegarLoopResult]: For program point L863(line 863) no Hoare annotation was computed. [2020-10-29 11:49:12,008 INFO L274 CegarLoopResult]: For program point L862(line 862) no Hoare annotation was computed. [2020-10-29 11:49:12,008 INFO L274 CegarLoopResult]: For program point L861(line 861) no Hoare annotation was computed. [2020-10-29 11:49:12,008 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 848 871) no Hoare annotation was computed. [2020-10-29 11:49:12,008 INFO L274 CegarLoopResult]: For program point L860(line 860) no Hoare annotation was computed. [2020-10-29 11:49:12,009 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 848 871) no Hoare annotation was computed. [2020-10-29 11:49:12,009 INFO L274 CegarLoopResult]: For program point L859(line 859) no Hoare annotation was computed. [2020-10-29 11:49:12,009 INFO L274 CegarLoopResult]: For program point L858(line 858) no Hoare annotation was computed. [2020-10-29 11:49:12,009 INFO L274 CegarLoopResult]: For program point L857(line 857) no Hoare annotation was computed. [2020-10-29 11:49:12,009 INFO L274 CegarLoopResult]: For program point L856(line 856) no Hoare annotation was computed. [2020-10-29 11:49:12,009 INFO L274 CegarLoopResult]: For program point L855(line 855) no Hoare annotation was computed. [2020-10-29 11:49:12,009 INFO L274 CegarLoopResult]: For program point L854(line 854) no Hoare annotation was computed. [2020-10-29 11:49:12,009 INFO L274 CegarLoopResult]: For program point L853(line 853) no Hoare annotation was computed. [2020-10-29 11:49:12,009 INFO L274 CegarLoopResult]: For program point L866(line 866) no Hoare annotation was computed. [2020-10-29 11:49:12,009 INFO L274 CegarLoopResult]: For program point stopSystemEXIT(lines 357 371) no Hoare annotation was computed. [2020-10-29 11:49:12,009 INFO L270 CegarLoopResult]: At program point L363(line 363) the Hoare annotation is: (and (or (not (<= 1 ~waterLevel~0)) (not (= |old(~pumpRunning~0)| 0))) (or (= |old(~systemActive~0)| 0) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= 2 ~waterLevel~0)))) [2020-10-29 11:49:12,009 INFO L274 CegarLoopResult]: For program point L361(lines 361 367) no Hoare annotation was computed. [2020-10-29 11:49:12,009 INFO L270 CegarLoopResult]: At program point stopSystemENTRY(lines 357 371) the Hoare annotation is: (let ((.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse2 (not (<= 2 ~waterLevel~0)))) (and (or (not (= ~waterLevel~0 1)) .cse0 .cse1) (or (= |old(~systemActive~0)| 0) .cse1 .cse2) (or .cse0 .cse1 .cse2))) [2020-10-29 11:49:12,009 INFO L274 CegarLoopResult]: For program point stopSystemFINAL(lines 357 371) no Hoare annotation was computed. [2020-10-29 11:49:12,009 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 274 282) no Hoare annotation was computed. [2020-10-29 11:49:12,010 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 274 282) the Hoare annotation is: true [2020-10-29 11:49:12,010 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 274 282) no Hoare annotation was computed. [2020-10-29 11:49:12,010 INFO L274 CegarLoopResult]: For program point L347(lines 347 351) no Hoare annotation was computed. [2020-10-29 11:49:12,010 INFO L277 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 338 356) the Hoare annotation is: true [2020-10-29 11:49:12,010 INFO L277 CegarLoopResult]: At program point L345(line 345) the Hoare annotation is: true [2020-10-29 11:49:12,010 INFO L274 CegarLoopResult]: For program point L347-2(lines 347 351) no Hoare annotation was computed. [2020-10-29 11:49:12,010 INFO L274 CegarLoopResult]: For program point L345-1(line 345) no Hoare annotation was computed. [2020-10-29 11:49:12,010 INFO L274 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 338 356) no Hoare annotation was computed. [2020-10-29 11:49:12,010 INFO L274 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 338 356) no Hoare annotation was computed. [2020-10-29 11:49:12,010 INFO L274 CegarLoopResult]: For program point L290-2(lines 290 298) no Hoare annotation was computed. [2020-10-29 11:49:12,010 INFO L274 CegarLoopResult]: For program point L313(line 313) no Hoare annotation was computed. [2020-10-29 11:49:12,010 INFO L274 CegarLoopResult]: For program point L313-1(line 313) no Hoare annotation was computed. [2020-10-29 11:49:12,010 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 283 318) no Hoare annotation was computed. [2020-10-29 11:49:12,010 INFO L274 CegarLoopResult]: For program point L302(lines 302 310) no Hoare annotation was computed. [2020-10-29 11:49:12,010 INFO L274 CegarLoopResult]: For program point L302-2(lines 302 310) no Hoare annotation was computed. [2020-10-29 11:49:12,010 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 283 318) no Hoare annotation was computed. [2020-10-29 11:49:12,011 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 283 318) no Hoare annotation was computed. [2020-10-29 11:49:12,011 INFO L274 CegarLoopResult]: For program point L290(lines 290 298) no Hoare annotation was computed. [2020-10-29 11:49:12,011 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 927 933) no Hoare annotation was computed. [2020-10-29 11:49:12,011 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 927 933) the Hoare annotation is: true [2020-10-29 11:49:12,011 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 457 502) no Hoare annotation was computed. [2020-10-29 11:49:12,011 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 457 502) no Hoare annotation was computed. [2020-10-29 11:49:12,011 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 457 502) no Hoare annotation was computed. [2020-10-29 11:49:12,011 INFO L274 CegarLoopResult]: For program point L801(lines 801 802) no Hoare annotation was computed. [2020-10-29 11:49:12,011 INFO L274 CegarLoopResult]: For program point L794(lines 794 795) no Hoare annotation was computed. [2020-10-29 11:49:12,011 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 770 815) no Hoare annotation was computed. [2020-10-29 11:49:12,011 INFO L274 CegarLoopResult]: For program point L790(lines 790 797) no Hoare annotation was computed. [2020-10-29 11:49:12,011 INFO L274 CegarLoopResult]: For program point L784(lines 784 804) no Hoare annotation was computed. [2020-10-29 11:49:12,011 INFO L274 CegarLoopResult]: For program point L784-1(lines 784 804) no Hoare annotation was computed. [2020-10-29 11:49:12,012 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 794 795) no Hoare annotation was computed. [2020-10-29 11:49:12,012 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 801 802) no Hoare annotation was computed. [2020-10-29 11:49:12,012 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 770 815) no Hoare annotation was computed. [2020-10-29 11:49:12,012 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 770 815) no Hoare annotation was computed. [2020-10-29 11:49:12,012 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 879 888) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:49:12,012 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 879 888) no Hoare annotation was computed. [2020-10-29 11:49:12,012 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 879 888) no Hoare annotation was computed. [2020-10-29 11:49:12,012 INFO L274 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 263 273) no Hoare annotation was computed. [2020-10-29 11:49:12,012 INFO L274 CegarLoopResult]: For program point L268(line 268) no Hoare annotation was computed. [2020-10-29 11:49:12,012 INFO L274 CegarLoopResult]: For program point L268-1(line 268) no Hoare annotation was computed. [2020-10-29 11:49:12,012 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 263 273) no Hoare annotation was computed. [2020-10-29 11:49:12,012 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 263 273) no Hoare annotation was computed. [2020-10-29 11:49:12,012 INFO L270 CegarLoopResult]: At program point deactivatePumpENTRY(lines 255 262) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-29 11:49:12,012 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 255 262) no Hoare annotation was computed. [2020-10-29 11:49:12,012 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 255 262) no Hoare annotation was computed. [2020-10-29 11:49:12,012 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 129 142) no Hoare annotation was computed. [2020-10-29 11:49:12,013 INFO L274 CegarLoopResult]: For program point L133(lines 133 139) no Hoare annotation was computed. [2020-10-29 11:49:12,013 INFO L277 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 129 142) the Hoare annotation is: true [2020-10-29 11:49:12,013 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 129 142) no Hoare annotation was computed. [2020-10-29 11:49:12,013 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 222 246) no Hoare annotation was computed. [2020-10-29 11:49:12,013 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 222 246) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-29 11:49:12,013 INFO L270 CegarLoopResult]: At program point L241(line 241) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (= 0 ~systemActive~0) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~pumpRunning~0 0))) [2020-10-29 11:49:12,013 INFO L274 CegarLoopResult]: For program point L241-1(lines 222 246) no Hoare annotation was computed. [2020-10-29 11:49:12,013 INFO L270 CegarLoopResult]: At program point L236(line 236) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (= 0 ~systemActive~0)) [2020-10-29 11:49:12,013 INFO L270 CegarLoopResult]: At program point L232(line 232) the Hoare annotation is: (let ((.cse1 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1) (or (not (<= 1 ~waterLevel~0)) .cse0 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= 1 processEnvironment_~tmp~1))))) [2020-10-29 11:49:12,013 INFO L274 CegarLoopResult]: For program point L230(lines 230 238) no Hoare annotation was computed. [2020-10-29 11:49:12,013 INFO L270 CegarLoopResult]: At program point L228(line 228) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (<= 1 ~waterLevel~0)) .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1))) [2020-10-29 11:49:12,013 INFO L274 CegarLoopResult]: For program point L228-1(line 228) no Hoare annotation was computed. [2020-10-29 11:49:12,013 INFO L274 CegarLoopResult]: For program point L226(lines 226 243) no Hoare annotation was computed. [2020-10-29 11:49:12,013 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 188 194) no Hoare annotation was computed. [2020-10-29 11:49:12,014 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 188 194) the Hoare annotation is: true [2020-10-29 11:49:12,014 INFO L270 CegarLoopResult]: At program point testENTRY(lines 382 449) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:49:12,014 INFO L270 CegarLoopResult]: At program point L442(lines 391 443) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:49:12,014 INFO L274 CegarLoopResult]: For program point testFINAL(lines 382 449) no Hoare annotation was computed. [2020-10-29 11:49:12,014 INFO L270 CegarLoopResult]: At program point L432(line 432) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 3)) (.cse1 (<= 2 ~waterLevel~0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 (not (= 0 ~systemActive~0)) .cse1) (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 (= ~pumpRunning~0 0)) (not (= |old(~pumpRunning~0)| 0)))) [2020-10-29 11:49:12,014 INFO L274 CegarLoopResult]: For program point L430(lines 430 436) no Hoare annotation was computed. [2020-10-29 11:49:12,014 INFO L270 CegarLoopResult]: At program point L430-1(lines 422 437) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 3))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 (not (= 0 ~systemActive~0)) (<= 2 ~waterLevel~0)) (not (= |old(~pumpRunning~0)| 0)) (and .cse0 (= ~pumpRunning~0 0) (<= 1 ~waterLevel~0)))) [2020-10-29 11:49:12,014 INFO L274 CegarLoopResult]: For program point L393(lines 392 441) no Hoare annotation was computed. [2020-10-29 11:49:12,014 INFO L270 CegarLoopResult]: At program point L424(line 424) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 3))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 (not (= 0 ~systemActive~0)) (<= 2 ~waterLevel~0)) (not (= |old(~pumpRunning~0)| 0)) (and .cse0 (= ~pumpRunning~0 0) (<= 1 ~waterLevel~0)))) [2020-10-29 11:49:12,014 INFO L274 CegarLoopResult]: For program point L422(lines 422 437) no Hoare annotation was computed. [2020-10-29 11:49:12,014 INFO L270 CegarLoopResult]: At program point L414(line 414) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 3))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 (not (= 0 ~systemActive~0)) (<= 2 ~waterLevel~0)) (not (= |old(~pumpRunning~0)| 0)) (and .cse0 (= ~pumpRunning~0 0) (<= 1 ~waterLevel~0)))) [2020-10-29 11:49:12,015 INFO L274 CegarLoopResult]: For program point L412(lines 412 418) no Hoare annotation was computed. [2020-10-29 11:49:12,015 INFO L274 CegarLoopResult]: For program point L412-1(lines 412 418) no Hoare annotation was computed. [2020-10-29 11:49:12,015 INFO L270 CegarLoopResult]: At program point L439(lines 392 441) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 3))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 (not (= 0 ~systemActive~0)) (<= 2 ~waterLevel~0)) (not (= |old(~pumpRunning~0)| 0)) (and .cse0 (= ~pumpRunning~0 0) (<= 1 ~waterLevel~0)))) [2020-10-29 11:49:12,015 INFO L270 CegarLoopResult]: At program point L404(line 404) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 3))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 (not (= 0 ~systemActive~0)) (<= 2 ~waterLevel~0)) (not (= |old(~pumpRunning~0)| 0)) (and .cse0 (= ~pumpRunning~0 0) (<= 1 ~waterLevel~0)))) [2020-10-29 11:49:12,015 INFO L274 CegarLoopResult]: For program point L402(lines 402 408) no Hoare annotation was computed. [2020-10-29 11:49:12,015 INFO L274 CegarLoopResult]: For program point L402-1(lines 402 408) no Hoare annotation was computed. [2020-10-29 11:49:12,019 INFO L274 CegarLoopResult]: For program point L394(lines 394 398) no Hoare annotation was computed. [2020-10-29 11:49:12,020 INFO L274 CegarLoopResult]: For program point testEXIT(lines 382 449) no Hoare annotation was computed. [2020-10-29 11:49:12,020 INFO L274 CegarLoopResult]: For program point L738-1(lines 738 758) no Hoare annotation was computed. [2020-10-29 11:49:12,020 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 748 749) no Hoare annotation was computed. [2020-10-29 11:49:12,020 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 755 756) no Hoare annotation was computed. [2020-10-29 11:49:12,020 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 724 769) no Hoare annotation was computed. [2020-10-29 11:49:12,020 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 724 769) no Hoare annotation was computed. [2020-10-29 11:49:12,020 INFO L274 CegarLoopResult]: For program point L755(lines 755 756) no Hoare annotation was computed. [2020-10-29 11:49:12,020 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 724 769) no Hoare annotation was computed. [2020-10-29 11:49:12,020 INFO L274 CegarLoopResult]: For program point L748(lines 748 749) no Hoare annotation was computed. [2020-10-29 11:49:12,020 INFO L274 CegarLoopResult]: For program point L744(lines 744 751) no Hoare annotation was computed. [2020-10-29 11:49:12,020 INFO L274 CegarLoopResult]: For program point L738(lines 738 758) no Hoare annotation was computed. [2020-10-29 11:49:12,021 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 143 151) no Hoare annotation was computed. [2020-10-29 11:49:12,021 INFO L277 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 143 151) the Hoare annotation is: true [2020-10-29 11:49:12,021 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 143 151) no Hoare annotation was computed. [2020-10-29 11:49:12,021 INFO L274 CegarLoopResult]: For program point L105(lines 105 113) no Hoare annotation was computed. [2020-10-29 11:49:12,021 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 97 119) no Hoare annotation was computed. [2020-10-29 11:49:12,021 INFO L274 CegarLoopResult]: For program point L105-2(lines 105 113) no Hoare annotation was computed. [2020-10-29 11:49:12,021 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 97 119) no Hoare annotation was computed. [2020-10-29 11:49:12,021 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 97 119) no Hoare annotation was computed. [2020-10-29 11:49:12,022 INFO L274 CegarLoopResult]: For program point L671(lines 670 690) no Hoare annotation was computed. [2020-10-29 11:49:12,022 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 621 723) no Hoare annotation was computed. [2020-10-29 11:49:12,022 INFO L274 CegarLoopResult]: For program point L702(line 702) no Hoare annotation was computed. [2020-10-29 11:49:12,022 INFO L274 CegarLoopResult]: For program point L702-1(line 702) no Hoare annotation was computed. [2020-10-29 11:49:12,022 INFO L274 CegarLoopResult]: For program point L667(lines 667 708) no Hoare annotation was computed. [2020-10-29 11:49:12,022 INFO L274 CegarLoopResult]: For program point L686(line 686) no Hoare annotation was computed. [2020-10-29 11:49:12,022 INFO L274 CegarLoopResult]: For program point L686-1(line 686) no Hoare annotation was computed. [2020-10-29 11:49:12,022 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 621 723) no Hoare annotation was computed. [2020-10-29 11:49:12,022 INFO L274 CegarLoopResult]: For program point L645(lines 645 649) no Hoare annotation was computed. [2020-10-29 11:49:12,022 INFO L274 CegarLoopResult]: For program point L709(lines 709 720) no Hoare annotation was computed. [2020-10-29 11:49:12,022 INFO L274 CegarLoopResult]: For program point L672(lines 672 676) no Hoare annotation was computed. [2020-10-29 11:49:12,022 INFO L274 CegarLoopResult]: For program point L670-2(lines 670 690) no Hoare annotation was computed. [2020-10-29 11:49:12,022 INFO L274 CegarLoopResult]: For program point L691(lines 669 692) no Hoare annotation was computed. [2020-10-29 11:49:12,023 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 621 723) no Hoare annotation was computed. [2020-10-29 11:49:12,023 INFO L274 CegarLoopResult]: For program point L650(lines 650 666) no Hoare annotation was computed. [2020-10-29 11:49:12,023 INFO L274 CegarLoopResult]: For program point L710(lines 710 717) no Hoare annotation was computed. [2020-10-29 11:49:12,023 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 917 926) no Hoare annotation was computed. [2020-10-29 11:49:12,023 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 917 926) no Hoare annotation was computed. [2020-10-29 11:49:12,023 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 917 926) no Hoare annotation was computed. [2020-10-29 11:49:12,023 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:49:12,023 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-29 11:49:12,024 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:49:12,024 INFO L274 CegarLoopResult]: For program point activatePumpFINAL(lines 247 254) no Hoare annotation was computed. [2020-10-29 11:49:12,024 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 247 254) no Hoare annotation was computed. [2020-10-29 11:49:12,024 INFO L270 CegarLoopResult]: At program point activatePumpENTRY(lines 247 254) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0)) (not (<= 2 ~waterLevel~0))) [2020-10-29 11:49:12,024 INFO L277 CegarLoopResult]: At program point getWaterLevelENTRY(lines 120 128) the Hoare annotation is: true [2020-10-29 11:49:12,024 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 120 128) no Hoare annotation was computed. [2020-10-29 11:49:12,024 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 120 128) no Hoare annotation was computed. [2020-10-29 11:49:12,024 INFO L274 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 319 337) no Hoare annotation was computed. [2020-10-29 11:49:12,024 INFO L274 CegarLoopResult]: For program point L328(lines 328 332) no Hoare annotation was computed. [2020-10-29 11:49:12,024 INFO L277 CegarLoopResult]: At program point L326(line 326) the Hoare annotation is: true [2020-10-29 11:49:12,025 INFO L274 CegarLoopResult]: For program point L328-2(lines 328 332) no Hoare annotation was computed. [2020-10-29 11:49:12,025 INFO L277 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 319 337) the Hoare annotation is: true [2020-10-29 11:49:12,025 INFO L274 CegarLoopResult]: For program point L326-1(line 326) no Hoare annotation was computed. [2020-10-29 11:49:12,025 INFO L274 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 319 337) no Hoare annotation was computed. [2020-10-29 11:49:12,025 INFO L274 CegarLoopResult]: For program point L80-1(lines 76 87) no Hoare annotation was computed. [2020-10-29 11:49:12,025 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 76 87) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0))) (.cse1 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (.cse2 (not (<= 2 ~waterLevel~0)))) (and (or (not (= ~waterLevel~0 1)) .cse0 .cse1) (or (= 0 ~systemActive~0) .cse1 .cse2) (or .cse0 .cse1 .cse2))) [2020-10-29 11:49:12,025 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 76 87) no Hoare annotation was computed. [2020-10-29 11:49:12,025 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:49:12,025 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-29 11:49:12,025 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:49:12,025 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 88 96) no Hoare annotation was computed. [2020-10-29 11:49:12,026 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 88 96) no Hoare annotation was computed. [2020-10-29 11:49:12,026 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 88 96) no Hoare annotation was computed. [2020-10-29 11:49:12,026 INFO L270 CegarLoopResult]: At program point L177(line 177) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (= 0 ~systemActive~0))) (and (or (and .cse0 (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1))) (not (<= 2 |old(~waterLevel~0)|)) .cse1) (or (not (<= 1 |old(~waterLevel~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0 (not .cse1)) (not (= |old(~pumpRunning~0)| 0))))) [2020-10-29 11:49:12,026 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 164 187) the Hoare annotation is: (let ((.cse1 (not (<= 2 |old(~waterLevel~0)|))) (.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 (= 0 ~systemActive~0)) (or .cse0 .cse1 .cse2) (or .cse0 (not (= |old(~waterLevel~0)| 1)) .cse2))) [2020-10-29 11:49:12,026 INFO L270 CegarLoopResult]: At program point L175(lines 175 181) the Hoare annotation is: (let ((.cse5 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse1 (not (<= 2 |old(~waterLevel~0)|))) (.cse2 (= 0 ~systemActive~0)) (.cse3 (and .cse5 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse4 (not (= |old(~pumpRunning~0)| 0)))) (and (let ((.cse0 (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1)))) (or (and (= ~pumpRunning~0 0) .cse0) .cse1 .cse2 (and (<= 2 ~waterLevel~0) .cse0))) (or .cse3 .cse1 .cse4 (and .cse5 (not .cse2))) (or .cse3 (not (= |old(~waterLevel~0)| 1)) .cse4)))) [2020-10-29 11:49:12,026 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 164 187) no Hoare annotation was computed. [2020-10-29 11:49:12,026 INFO L270 CegarLoopResult]: At program point L170(line 170) the Hoare annotation is: (and (or (not (<= 1 |old(~waterLevel~0)|)) (not (= |old(~pumpRunning~0)| 0))) (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= 2 |old(~waterLevel~0)|)) (= 0 ~systemActive~0))) [2020-10-29 11:49:12,026 INFO L274 CegarLoopResult]: For program point L168(lines 167 186) no Hoare annotation was computed. [2020-10-29 11:49:12,027 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 164 187) no Hoare annotation was computed. [2020-10-29 11:49:12,027 INFO L274 CegarLoopResult]: For program point L832(lines 832 836) no Hoare annotation was computed. [2020-10-29 11:49:12,027 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 818 847) no Hoare annotation was computed. [2020-10-29 11:49:12,027 INFO L277 CegarLoopResult]: At program point L832-1(lines 832 836) the Hoare annotation is: true [2020-10-29 11:49:12,027 INFO L274 CegarLoopResult]: For program point L829(line 829) no Hoare annotation was computed. [2020-10-29 11:49:12,027 INFO L277 CegarLoopResult]: At program point cleanupENTRY(lines 818 847) the Hoare annotation is: true [2020-10-29 11:49:12,027 INFO L277 CegarLoopResult]: At program point L828-2(lines 828 842) the Hoare annotation is: true [2020-10-29 11:49:12,027 INFO L277 CegarLoopResult]: At program point L824(line 824) the Hoare annotation is: true [2020-10-29 11:49:12,027 INFO L274 CegarLoopResult]: For program point L824-1(line 824) no Hoare annotation was computed. [2020-10-29 11:49:12,027 INFO L277 CegarLoopResult]: At program point L843(lines 818 847) the Hoare annotation is: true [2020-10-29 11:49:12,027 INFO L274 CegarLoopResult]: For program point L839(line 839) no Hoare annotation was computed. [2020-10-29 11:49:12,028 INFO L270 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 52 63) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (<= 2 |old(~waterLevel~0)|)) (= 0 ~systemActive~0)) [2020-10-29 11:49:12,028 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 52 63) no Hoare annotation was computed. [2020-10-29 11:49:12,028 INFO L274 CegarLoopResult]: For program point L56-1(lines 52 63) no Hoare annotation was computed. [2020-10-29 11:49:12,028 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 872 878) no Hoare annotation was computed. [2020-10-29 11:49:12,028 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 872 878) the Hoare annotation is: true [2020-10-29 11:49:12,028 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:49:12,028 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-10-29 11:49:12,028 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-29 11:49:12,028 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:49:12,028 INFO L274 CegarLoopResult]: For program point startSystemEXIT(lines 372 379) no Hoare annotation was computed. [2020-10-29 11:49:12,028 INFO L270 CegarLoopResult]: At program point startSystemENTRY(lines 372 379) the Hoare annotation is: (let ((.cse0 (= |old(~systemActive~0)| ~systemActive~0))) (and (or .cse0 (= |old(~systemActive~0)| 0) (not (<= 2 ~waterLevel~0))) (or .cse0 (not (= ~pumpRunning~0 0)) (not (<= 1 ~waterLevel~0))))) [2020-10-29 11:49:12,029 INFO L274 CegarLoopResult]: For program point startSystemFINAL(lines 372 379) no Hoare annotation was computed. [2020-10-29 11:49:12,029 INFO L270 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 196 220) the Hoare annotation is: (let ((.cse1 (= 0 ~systemActive~0)) (.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 (not (<= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse1 .cse0 .cse2))) [2020-10-29 11:49:12,029 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 196 220) no Hoare annotation was computed. [2020-10-29 11:49:12,029 INFO L270 CegarLoopResult]: At program point L215(line 215) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1))) [2020-10-29 11:49:12,029 INFO L274 CegarLoopResult]: For program point L215-1(lines 196 220) no Hoare annotation was computed. [2020-10-29 11:49:12,029 INFO L270 CegarLoopResult]: At program point L210(line 210) the Hoare annotation is: (let ((.cse0 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= processEnvironment__wrappee__highWaterSensor_~tmp~0 0))) (.cse1 (= 0 ~systemActive~0)) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 (not (<= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1 .cse2))) [2020-10-29 11:49:12,029 INFO L270 CegarLoopResult]: At program point L206(line 206) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1))) [2020-10-29 11:49:12,029 INFO L274 CegarLoopResult]: For program point L204(lines 204 212) no Hoare annotation was computed. [2020-10-29 11:49:12,030 INFO L270 CegarLoopResult]: At program point L202(line 202) the Hoare annotation is: (let ((.cse1 (= 0 ~systemActive~0)) (.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 (not (<= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse1 .cse0 .cse2))) [2020-10-29 11:49:12,030 INFO L274 CegarLoopResult]: For program point L202-1(line 202) no Hoare annotation was computed. [2020-10-29 11:49:12,030 INFO L274 CegarLoopResult]: For program point L200(lines 200 217) no Hoare annotation was computed. [2020-10-29 11:49:12,030 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 64 75) no Hoare annotation was computed. [2020-10-29 11:49:12,030 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 64 75) the Hoare annotation is: (let ((.cse1 (not (<= 2 |old(~waterLevel~0)|))) (.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (not (= ~pumpRunning~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse1 (= 0 ~systemActive~0)) (or (not (= |old(~waterLevel~0)| 1)) .cse0 .cse2))) [2020-10-29 11:49:12,030 INFO L274 CegarLoopResult]: For program point L68-1(lines 64 75) no Hoare annotation was computed. [2020-10-29 11:49:12,030 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 951 958) no Hoare annotation was computed. [2020-10-29 11:49:12,030 INFO L274 CegarLoopResult]: For program point L955(line 955) no Hoare annotation was computed. [2020-10-29 11:49:12,030 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 951 958) the Hoare annotation is: true [2020-10-29 11:49:12,031 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 951 958) no Hoare annotation was computed. [2020-10-29 11:49:12,060 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 11:49:12 BoogieIcfgContainer [2020-10-29 11:49:12,061 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-29 11:49:12,065 INFO L168 Benchmark]: Toolchain (without parser) took 181393.41 ms. Allocated memory was 162.5 MB in the beginning and 1.3 GB in the end (delta: 1.1 GB). Free memory was 136.2 MB in the beginning and 1.2 GB in the end (delta: -1.1 GB). Peak memory consumption was 812.6 MB. Max. memory is 8.0 GB. [2020-10-29 11:49:12,066 INFO L168 Benchmark]: CDTParser took 0.78 ms. Allocated memory is still 162.5 MB. Free memory was 137.0 MB in the beginning and 136.9 MB in the end (delta: 107.4 kB). There was no memory consumed. Max. memory is 8.0 GB. [2020-10-29 11:49:12,066 INFO L168 Benchmark]: CACSL2BoogieTranslator took 762.03 ms. Allocated memory is still 162.5 MB. Free memory was 135.4 MB in the beginning and 114.2 MB in the end (delta: 21.2 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2020-10-29 11:49:12,066 INFO L168 Benchmark]: Boogie Preprocessor took 91.84 ms. Allocated memory is still 162.5 MB. Free memory was 114.2 MB in the beginning and 110.2 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-10-29 11:49:12,067 INFO L168 Benchmark]: RCFGBuilder took 1562.84 ms. Allocated memory is still 162.5 MB. Free memory was 110.2 MB in the beginning and 61.2 MB in the end (delta: 49.0 MB). Peak memory consumption was 48.8 MB. Max. memory is 8.0 GB. [2020-10-29 11:49:12,069 INFO L168 Benchmark]: TraceAbstraction took 178957.22 ms. Allocated memory was 162.5 MB in the beginning and 1.3 GB in the end (delta: 1.1 GB). Free memory was 60.6 MB in the beginning and 1.2 GB in the end (delta: -1.2 GB). Peak memory consumption was 737.6 MB. Max. memory is 8.0 GB. [2020-10-29 11:49:12,072 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.78 ms. Allocated memory is still 162.5 MB. Free memory was 137.0 MB in the beginning and 136.9 MB in the end (delta: 107.4 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 762.03 ms. Allocated memory is still 162.5 MB. Free memory was 135.4 MB in the beginning and 114.2 MB in the end (delta: 21.2 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 91.84 ms. Allocated memory is still 162.5 MB. Free memory was 114.2 MB in the beginning and 110.2 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1562.84 ms. Allocated memory is still 162.5 MB. Free memory was 110.2 MB in the beginning and 61.2 MB in the end (delta: 49.0 MB). Peak memory consumption was 48.8 MB. Max. memory is 8.0 GB. * TraceAbstraction took 178957.22 ms. Allocated memory was 162.5 MB in the beginning and 1.3 GB in the end (delta: 1.1 GB). Free memory was 60.6 MB in the beginning and 1.2 GB in the end (delta: -1.2 GB). Peak memory consumption was 737.6 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: 755]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 748]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 794]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 801]: 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: 818]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 392]: Loop Invariant Derived loop invariant: (((!(\old(systemActive) == 1) || !(\old(waterLevel) == 1)) || ((splverifierCounter <= 3 && !(0 == systemActive)) && 2 <= waterLevel)) || !(\old(pumpRunning) == 0)) || ((splverifierCounter <= 3 && pumpRunning == 0) && 1 <= waterLevel) - InvariantResult [Line: 828]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 391]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(waterLevel) == 1)) || !(\old(pumpRunning) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 43 procedures, 257 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 128.6s, OverallIterations: 10, TraceHistogramMax: 3, AutomataDifference: 80.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 50.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1609 SDtfs, 5007 SDslu, 2849 SDs, 0 SdLazy, 15379 SolverSat, 4022 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 38.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 629 GetRequests, 388 SyntacticMatches, 2 SemanticMatches, 239 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1898 ImplicationChecksByTransitivity, 36.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2702occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 2.6s AutomataMinimizationTime, 10 MinimizatonAttempts, 2909 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 64 LocationsWithAnnotation, 5137 PreInvPairs, 5582 NumberOfFragments, 1354 HoareAnnotationTreeSize, 5137 FomulaSimplifications, 33948800 FormulaSimplificationTreeSizeReduction, 17.3s HoareSimplificationTime, 64 FomulaSimplificationsInter, 132637 FormulaSimplificationTreeSizeReductionInter, 32.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 44.1s InterpolantComputationTime, 1085 NumberOfCodeBlocks, 1085 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 1075 ConstructedInterpolants, 0 QuantifiedInterpolants, 471229 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 6 PerfectInterpolantSequences, 245/285 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...