/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.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 SingleStatement --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=0.1 --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-regression/rule57_ebda_blast.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-c90d42b [2020-09-25 10:04:14,170 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-25 10:04:14,175 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-25 10:04:14,227 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-25 10:04:14,227 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-25 10:04:14,238 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-25 10:04:14,240 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-25 10:04:14,246 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-25 10:04:14,248 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-25 10:04:14,249 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-25 10:04:14,250 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-25 10:04:14,251 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-25 10:04:14,252 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-25 10:04:14,253 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-25 10:04:14,254 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-25 10:04:14,255 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-25 10:04:14,256 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-25 10:04:14,257 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-25 10:04:14,259 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-25 10:04:14,261 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-25 10:04:14,263 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-25 10:04:14,264 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-25 10:04:14,266 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-25 10:04:14,267 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-25 10:04:14,270 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-25 10:04:14,270 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-25 10:04:14,270 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-25 10:04:14,271 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-25 10:04:14,272 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-25 10:04:14,273 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-25 10:04:14,273 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-25 10:04:14,275 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-25 10:04:14,276 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-25 10:04:14,277 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-25 10:04:14,278 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-25 10:04:14,278 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-25 10:04:14,279 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-25 10:04:14,279 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-25 10:04:14,279 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-25 10:04:14,281 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-25 10:04:14,281 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-25 10:04:14,282 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 [2020-09-25 10:04:14,309 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-25 10:04:14,310 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-25 10:04:14,311 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-25 10:04:14,311 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-25 10:04:14,311 INFO L138 SettingsManager]: * Use SBE=true [2020-09-25 10:04:14,312 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-25 10:04:14,312 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-25 10:04:14,312 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-25 10:04:14,312 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-25 10:04:14,313 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-25 10:04:14,313 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-25 10:04:14,313 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-25 10:04:14,313 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-25 10:04:14,313 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-25 10:04:14,314 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-25 10:04:14,314 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-25 10:04:14,314 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-25 10:04:14,314 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-25 10:04:14,314 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-25 10:04:14,315 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-25 10:04:14,315 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-25 10:04:14,315 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-25 10:04:14,315 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-25 10:04:14,315 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-25 10:04:14,316 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-25 10:04:14,316 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-25 10:04:14,316 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-25 10:04:14,316 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-25 10:04:14,317 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-25 10:04:14,317 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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 -> SingleStatement 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=0.1;log-additional-information=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=0.1;log-additional-information=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=0.1;log-additional-information=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=0.1;log-additional-information=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=0.1;log-additional-information=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=0.1;log-additional-information=true; [2020-09-25 10:04:14,816 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-25 10:04:14,842 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-25 10:04:14,847 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-25 10:04:14,849 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-25 10:04:14,851 INFO L275 PluginConnector]: CDTParser initialized [2020-09-25 10:04:14,853 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/rule57_ebda_blast.i [2020-09-25 10:04:14,952 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8fffcc544/2528959a44eb49cd82411e3352709f5e/FLAGb2aba4d06 [2020-09-25 10:04:15,529 INFO L306 CDTParser]: Found 1 translation units. [2020-09-25 10:04:15,530 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-regression/rule57_ebda_blast.i [2020-09-25 10:04:15,543 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8fffcc544/2528959a44eb49cd82411e3352709f5e/FLAGb2aba4d06 [2020-09-25 10:04:15,838 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8fffcc544/2528959a44eb49cd82411e3352709f5e [2020-09-25 10:04:15,854 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-25 10:04:15,861 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-25 10:04:15,864 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-25 10:04:15,864 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-25 10:04:15,869 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-25 10:04:15,870 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 10:04:15" (1/1) ... [2020-09-25 10:04:15,875 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20d022c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 10:04:15, skipping insertion in model container [2020-09-25 10:04:15,875 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 10:04:15" (1/1) ... [2020-09-25 10:04:15,886 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-25 10:04:15,917 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-25 10:04:16,157 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-25 10:04:16,181 INFO L203 MainTranslator]: Completed pre-run [2020-09-25 10:04:16,211 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-25 10:04:16,333 INFO L208 MainTranslator]: Completed translation [2020-09-25 10:04:16,334 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 10:04:16 WrapperNode [2020-09-25 10:04:16,334 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-25 10:04:16,335 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-25 10:04:16,336 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-25 10:04:16,336 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-25 10:04:16,355 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 10:04:16" (1/1) ... [2020-09-25 10:04:16,355 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 10:04:16" (1/1) ... [2020-09-25 10:04:16,369 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 10:04:16" (1/1) ... [2020-09-25 10:04:16,369 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 10:04:16" (1/1) ... [2020-09-25 10:04:16,386 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 10:04:16" (1/1) ... [2020-09-25 10:04:16,390 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 10:04:16" (1/1) ... [2020-09-25 10:04:16,392 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 10:04:16" (1/1) ... [2020-09-25 10:04:16,396 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-25 10:04:16,396 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-25 10:04:16,397 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-25 10:04:16,397 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-25 10:04:16,398 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 10:04:16" (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 [2020-09-25 10:04:16,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-25 10:04:16,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-25 10:04:16,474 INFO L138 BoogieDeclarations]: Found implementation of procedure __blast_assert [2020-09-25 10:04:16,475 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2020-09-25 10:04:16,475 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-09-25 10:04:16,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ibmphp_find_same_bus_num [2020-09-25 10:04:16,475 INFO L138 BoogieDeclarations]: Found implementation of procedure fillslotinfo [2020-09-25 10:04:16,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ibmphp_init_devno [2020-09-25 10:04:16,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ebda_rsrc_controller [2020-09-25 10:04:16,476 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-25 10:04:16,476 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-09-25 10:04:16,476 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-25 10:04:16,477 INFO L130 BoogieDeclarations]: Found specification of procedure __blast_assert [2020-09-25 10:04:16,477 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-09-25 10:04:16,477 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2020-09-25 10:04:16,477 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-25 10:04:16,477 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-09-25 10:04:16,477 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-09-25 10:04:16,478 INFO L130 BoogieDeclarations]: Found specification of procedure ibmphp_find_same_bus_num [2020-09-25 10:04:16,478 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-25 10:04:16,478 INFO L130 BoogieDeclarations]: Found specification of procedure fillslotinfo [2020-09-25 10:04:16,478 INFO L130 BoogieDeclarations]: Found specification of procedure ibmphp_init_devno [2020-09-25 10:04:16,479 INFO L130 BoogieDeclarations]: Found specification of procedure ebda_rsrc_controller [2020-09-25 10:04:16,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-25 10:04:16,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-25 10:04:16,479 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-25 10:04:16,485 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-25 10:04:16,486 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-25 10:04:16,486 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-25 10:04:16,486 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-25 10:04:16,486 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-25 10:04:16,883 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-25 10:04:16,883 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-09-25 10:04:16,889 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 10:04:16 BoogieIcfgContainer [2020-09-25 10:04:16,890 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-25 10:04:16,891 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-25 10:04:16,891 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-25 10:04:16,895 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-25 10:04:16,895 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.09 10:04:15" (1/3) ... [2020-09-25 10:04:16,896 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ed9b1ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 10:04:16, skipping insertion in model container [2020-09-25 10:04:16,896 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 10:04:16" (2/3) ... [2020-09-25 10:04:16,897 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ed9b1ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 10:04:16, skipping insertion in model container [2020-09-25 10:04:16,897 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 10:04:16" (3/3) ... [2020-09-25 10:04:16,899 INFO L109 eAbstractionObserver]: Analyzing ICFG rule57_ebda_blast.i [2020-09-25 10:04:16,911 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-25 10:04:16,922 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-25 10:04:16,942 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-25 10:04:16,974 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-25 10:04:16,975 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-25 10:04:16,975 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-25 10:04:16,975 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-25 10:04:16,975 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-25 10:04:16,975 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-25 10:04:16,975 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-25 10:04:16,976 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-25 10:04:17,002 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states. [2020-09-25 10:04:17,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-09-25 10:04:17,011 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 10:04:17,012 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] [2020-09-25 10:04:17,012 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 10:04:17,020 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 10:04:17,021 INFO L82 PathProgramCache]: Analyzing trace with hash -89061568, now seen corresponding path program 1 times [2020-09-25 10:04:17,033 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 10:04:17,033 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1890599873] [2020-09-25 10:04:17,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 10:04:17,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 10:04:17,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:04:17,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:04:18,297 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 10:04:18,298 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 53 [2020-09-25 10:04:18,298 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-09-25 10:04:18,298 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1063 [2020-09-25 10:04:18,302 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 10:04:18,302 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 10:04:18,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-09-25 10:04:18,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-09-25 10:04:18,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 38 [2020-09-25 10:04:18,303 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-09-25 10:04:18,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 10:04:18,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 10:04:18,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:04:18,431 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 10:04:18,431 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-09-25 10:04:18,432 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 10:04:18,432 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-09-25 10:04:18,432 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 10:04:18,432 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 10:04:18,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 10:04:18,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 10:04:18,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-25 10:04:18,433 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 10:04:18,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-25 10:04:18,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 10:04:18,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:04:18,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:04:18,975 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 10:04:18,976 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-09-25 10:04:18,976 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-09-25 10:04:18,977 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 491 [2020-09-25 10:04:18,977 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 10:04:18,977 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 10:04:18,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-25 10:04:18,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-25 10:04:18,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-09-25 10:04:18,980 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 10:04:19,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-25 10:04:19,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 10:04:19,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:04:19,100 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 10:04:19,100 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-09-25 10:04:19,101 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 10:04:19,101 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-09-25 10:04:19,102 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 10:04:19,102 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 10:04:19,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 10:04:19,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 10:04:19,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-09-25 10:04:19,105 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-09-25 10:04:19,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-25 10:04:19,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 10:04:19,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:04:19,138 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 10:04:19,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 10:04:19,139 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 10:04:19,140 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-25 10:04:19,140 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 10:04:19,142 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 10:04:19,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 10:04:19,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 10:04:19,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 10:04:19,148 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 7 [2020-09-25 10:04:19,164 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-25 10:04:19,165 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1890599873] [2020-09-25 10:04:19,168 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 10:04:19,169 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-09-25 10:04:19,170 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1869456360] [2020-09-25 10:04:19,180 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-09-25 10:04:19,181 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 10:04:19,206 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-09-25 10:04:19,208 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2020-09-25 10:04:19,212 INFO L87 Difference]: Start difference. First operand 101 states. Second operand 9 states. [2020-09-25 10:04:20,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 10:04:20,154 INFO L93 Difference]: Finished difference Result 135 states and 144 transitions. [2020-09-25 10:04:20,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-09-25 10:04:20,156 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 38 [2020-09-25 10:04:20,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 10:04:20,170 INFO L225 Difference]: With dead ends: 135 [2020-09-25 10:04:20,170 INFO L226 Difference]: Without dead ends: 102 [2020-09-25 10:04:20,175 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=83, Invalid=189, Unknown=0, NotChecked=0, Total=272 [2020-09-25 10:04:20,200 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2020-09-25 10:04:20,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 102. [2020-09-25 10:04:20,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 102 states. [2020-09-25 10:04:20,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 105 transitions. [2020-09-25 10:04:20,248 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 105 transitions. Word has length 38 [2020-09-25 10:04:20,251 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 10:04:20,251 INFO L479 AbstractCegarLoop]: Abstraction has 102 states and 105 transitions. [2020-09-25 10:04:20,251 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-09-25 10:04:20,251 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 105 transitions. [2020-09-25 10:04:20,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2020-09-25 10:04:20,255 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 10:04:20,256 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-25 10:04:20,256 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-25 10:04:20,257 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 10:04:20,257 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 10:04:20,257 INFO L82 PathProgramCache]: Analyzing trace with hash 2072899472, now seen corresponding path program 1 times [2020-09-25 10:04:20,257 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 10:04:20,258 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1701958639] [2020-09-25 10:04:20,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 10:04:20,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 10:04:20,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:04:20,792 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 10:04:20,793 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 110 [2020-09-25 10:04:20,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 10:04:20,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 496 [2020-09-25 10:04:20,794 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 10:04:20,794 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 10:04:20,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-09-25 10:04:20,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 72 [2020-09-25 10:04:20,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-09-25 10:04:20,796 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 10:04:20,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 10:04:20,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 10:04:20,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:04:20,876 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 10:04:20,876 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-09-25 10:04:20,877 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 10:04:20,877 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-09-25 10:04:20,877 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 10:04:20,877 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 10:04:20,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 10:04:20,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 10:04:20,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 10:04:20,879 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 10:04:20,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-25 10:04:20,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 10:04:20,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:04:21,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 10:04:21,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 88 [2020-09-25 10:04:21,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 10:04:21,450 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 502 [2020-09-25 10:04:21,451 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 10:04:21,451 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 10:04:21,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-09-25 10:04:21,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 55 [2020-09-25 10:04:21,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-09-25 10:04:21,452 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 10:04:21,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-25 10:04:21,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 10:04:21,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:04:21,533 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 10:04:21,534 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-09-25 10:04:21,534 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 10:04:21,535 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-09-25 10:04:21,535 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 10:04:21,536 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 10:04:21,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 10:04:21,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 10:04:21,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 10:04:21,537 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 10:04:21,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-25 10:04:21,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 10:04:21,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:04:21,564 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 10:04:21,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 10:04:21,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 10:04:21,566 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 10:04:21,566 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 10:04:21,567 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 10:04:21,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 10:04:21,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 10:04:21,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 10:04:21,568 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 10:04:21,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-25 10:04:21,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 10:04:21,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:04:21,586 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 10:04:21,587 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-09-25 10:04:21,587 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 10:04:21,588 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-09-25 10:04:21,588 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 10:04:21,589 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 10:04:21,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 10:04:21,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 10:04:21,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 10:04:21,590 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 10:04:21,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-25 10:04:21,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 10:04:21,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:04:21,601 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 10:04:21,601 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 10:04:21,601 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 10:04:21,602 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 10:04:21,602 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 10:04:21,603 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 10:04:21,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 10:04:21,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 10:04:21,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 10:04:21,604 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 10:04:21,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-09-25 10:04:21,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 10:04:21,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:04:21,704 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 10:04:21,704 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-09-25 10:04:21,704 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 10:04:21,705 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 88 [2020-09-25 10:04:21,705 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 10:04:21,705 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 10:04:21,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-09-25 10:04:21,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 10:04:21,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-09-25 10:04:21,706 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 10:04:21,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 10:04:21,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 10:04:21,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:04:21,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 10:04:21,787 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-09-25 10:04:21,787 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 10:04:21,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-09-25 10:04:21,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 10:04:21,788 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 10:04:21,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-25 10:04:21,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 10:04:21,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-09-25 10:04:21,789 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 10:04:21,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-25 10:04:21,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 10:04:21,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:04:21,842 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 10:04:21,842 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 10:04:21,842 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 10:04:21,843 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-25 10:04:21,843 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 10:04:21,843 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 10:04:21,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 10:04:21,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 10:04:21,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-25 10:04:21,844 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 10:04:21,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-09-25 10:04:21,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 10:04:21,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:04:21,869 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 10:04:21,869 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 10:04:21,869 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 10:04:21,870 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 10:04:21,870 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 10:04:21,870 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 10:04:21,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 10:04:21,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-09-25 10:04:21,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 10:04:21,871 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 10:04:21,889 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-09-25 10:04:21,890 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1701958639] [2020-09-25 10:04:21,890 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 10:04:21,890 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-09-25 10:04:21,890 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1462959522] [2020-09-25 10:04:21,893 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-09-25 10:04:21,893 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 10:04:21,893 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-09-25 10:04:21,894 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2020-09-25 10:04:21,894 INFO L87 Difference]: Start difference. First operand 102 states and 105 transitions. Second operand 13 states. [2020-09-25 10:04:22,544 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 10:04:22,545 INFO L93 Difference]: Finished difference Result 119 states and 121 transitions. [2020-09-25 10:04:22,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-09-25 10:04:22,545 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 83 [2020-09-25 10:04:22,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 10:04:22,550 INFO L225 Difference]: With dead ends: 119 [2020-09-25 10:04:22,550 INFO L226 Difference]: Without dead ends: 101 [2020-09-25 10:04:22,552 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=77, Invalid=385, Unknown=0, NotChecked=0, Total=462 [2020-09-25 10:04:22,552 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2020-09-25 10:04:22,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 101. [2020-09-25 10:04:22,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 101 states. [2020-09-25 10:04:22,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 103 transitions. [2020-09-25 10:04:22,580 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 103 transitions. Word has length 83 [2020-09-25 10:04:22,581 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 10:04:22,582 INFO L479 AbstractCegarLoop]: Abstraction has 101 states and 103 transitions. [2020-09-25 10:04:22,583 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-09-25 10:04:22,583 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 103 transitions. [2020-09-25 10:04:22,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2020-09-25 10:04:22,587 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 10:04:22,590 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-25 10:04:22,590 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-25 10:04:22,590 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 10:04:22,591 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 10:04:22,591 INFO L82 PathProgramCache]: Analyzing trace with hash 1162317510, now seen corresponding path program 1 times [2020-09-25 10:04:22,591 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 10:04:22,591 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [822293645] [2020-09-25 10:04:22,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 10:04:22,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 10:04:22,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:04:22,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:04:22,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:04:25,394 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 10:04:25,394 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 127 [2020-09-25 10:04:25,394 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-09-25 10:04:25,395 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2757 [2020-09-25 10:04:25,395 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 10:04:25,395 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 10:04:25,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-09-25 10:04:25,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 47 [2020-09-25 10:04:25,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 66 [2020-09-25 10:04:25,396 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 10:04:25,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 10:04:25,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 10:04:25,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:04:25,482 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 10:04:25,482 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-09-25 10:04:25,482 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 10:04:25,483 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-09-25 10:04:25,483 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 10:04:25,484 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 10:04:25,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 10:04:25,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 10:04:25,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 10:04:25,485 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 10:04:25,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-25 10:04:25,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 10:04:25,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:04:25,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:04:26,736 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 10:04:26,736 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 105 [2020-09-25 10:04:26,736 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-09-25 10:04:26,737 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1181 [2020-09-25 10:04:26,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 10:04:26,737 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 10:04:26,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-09-25 10:04:26,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 30 [2020-09-25 10:04:26,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 66 [2020-09-25 10:04:26,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 10:04:26,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-25 10:04:26,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 10:04:26,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:04:26,855 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 10:04:26,855 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-09-25 10:04:26,855 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 10:04:26,856 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-09-25 10:04:26,856 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 10:04:26,856 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 10:04:26,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 10:04:26,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 10:04:26,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 10:04:26,857 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 10:04:26,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-25 10:04:26,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 10:04:26,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:04:26,877 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 10:04:26,877 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 10:04:26,877 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 10:04:26,878 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 10:04:26,878 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 10:04:26,878 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 10:04:26,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 10:04:26,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 10:04:26,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 10:04:26,879 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 10:04:26,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-25 10:04:26,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 10:04:26,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:04:26,931 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 10:04:26,931 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-09-25 10:04:26,932 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 10:04:26,932 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 45 [2020-09-25 10:04:26,932 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 10:04:26,932 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 10:04:26,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-25 10:04:26,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 10:04:26,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-09-25 10:04:26,933 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 10:04:26,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-25 10:04:26,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 10:04:26,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:04:26,999 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 10:04:26,999 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 10:04:26,999 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 10:04:27,000 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-09-25 10:04:27,000 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 10:04:27,000 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 10:04:27,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 10:04:27,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 10:04:27,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-25 10:04:27,001 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 10:04:27,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-09-25 10:04:27,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 10:04:27,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:04:27,040 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 10:04:27,040 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-09-25 10:04:27,040 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 10:04:27,040 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-09-25 10:04:27,041 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 10:04:27,041 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 10:04:27,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 10:04:27,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 10:04:27,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-09-25 10:04:27,042 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 10:04:27,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 10:04:27,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 10:04:27,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:04:27,061 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 10:04:27,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-09-25 10:04:27,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 10:04:27,062 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-09-25 10:04:27,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 10:04:27,062 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 10:04:27,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 10:04:27,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 10:04:27,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 10:04:27,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 10:04:27,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-25 10:04:27,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 10:04:27,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:04:27,072 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 10:04:27,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 10:04:27,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 10:04:27,073 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 10:04:27,073 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 10:04:27,073 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 10:04:27,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 10:04:27,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 10:04:27,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 10:04:27,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 10:04:27,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-09-25 10:04:27,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 10:04:27,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:04:27,090 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 10:04:27,090 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 10:04:27,090 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 10:04:27,090 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-09-25 10:04:27,091 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 10:04:27,091 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 10:04:27,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 10:04:27,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 10:04:27,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-25 10:04:27,092 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 10:04:27,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-09-25 10:04:27,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 10:04:27,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:04:27,121 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 10:04:27,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 10:04:27,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 10:04:27,122 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-09-25 10:04:27,122 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 10:04:27,123 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 10:04:27,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-25 10:04:27,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-09-25 10:04:27,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-09-25 10:04:27,123 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 10:04:27,218 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-09-25 10:04:27,221 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [822293645] [2020-09-25 10:04:27,221 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-25 10:04:27,221 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-09-25 10:04:27,222 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [246249374] [2020-09-25 10:04:27,225 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-09-25 10:04:27,226 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 10:04:27,227 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-09-25 10:04:27,227 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2020-09-25 10:04:27,227 INFO L87 Difference]: Start difference. First operand 101 states and 103 transitions. Second operand 15 states. [2020-09-25 10:04:28,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 10:04:28,568 INFO L93 Difference]: Finished difference Result 110 states and 111 transitions. [2020-09-25 10:04:28,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2020-09-25 10:04:28,569 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 98 [2020-09-25 10:04:28,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 10:04:28,571 INFO L225 Difference]: With dead ends: 110 [2020-09-25 10:04:28,571 INFO L226 Difference]: Without dead ends: 93 [2020-09-25 10:04:28,575 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 168 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=173, Invalid=883, Unknown=0, NotChecked=0, Total=1056 [2020-09-25 10:04:28,576 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2020-09-25 10:04:28,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 93. [2020-09-25 10:04:28,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 93 states. [2020-09-25 10:04:28,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 93 transitions. [2020-09-25 10:04:28,594 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 93 transitions. Word has length 98 [2020-09-25 10:04:28,595 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 10:04:28,597 INFO L479 AbstractCegarLoop]: Abstraction has 93 states and 93 transitions. [2020-09-25 10:04:28,597 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-09-25 10:04:28,597 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 93 transitions. [2020-09-25 10:04:28,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2020-09-25 10:04:28,601 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 10:04:28,601 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-25 10:04:28,602 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-25 10:04:28,602 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 10:04:28,602 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 10:04:28,602 INFO L82 PathProgramCache]: Analyzing trace with hash 2117991593, now seen corresponding path program 1 times [2020-09-25 10:04:28,603 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 10:04:28,603 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1866922155] [2020-09-25 10:04:28,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 10:04:28,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 10:04:28,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:04:28,838 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 10:04:28,838 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 131 [2020-09-25 10:04:28,839 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 10:04:28,839 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 196 [2020-09-25 10:04:28,839 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 10:04:28,839 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 10:04:28,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 10:04:28,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 93 [2020-09-25 10:04:28,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 33 [2020-09-25 10:04:28,840 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 10:04:28,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 10:04:28,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 10:04:28,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:04:28,912 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 10:04:28,913 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-09-25 10:04:28,913 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 10:04:28,913 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-09-25 10:04:28,913 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 10:04:28,913 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 10:04:28,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 10:04:28,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 10:04:28,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 10:04:28,914 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 10:04:28,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-25 10:04:28,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 10:04:28,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:04:29,149 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 10:04:29,149 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 109 [2020-09-25 10:04:29,150 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 10:04:29,150 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 180 [2020-09-25 10:04:29,150 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 10:04:29,150 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 10:04:29,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 10:04:29,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 10:04:29,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 75 [2020-09-25 10:04:29,151 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 10:04:29,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-25 10:04:29,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 10:04:29,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:04:29,233 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 10:04:29,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-09-25 10:04:29,234 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 10:04:29,234 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-09-25 10:04:29,235 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 10:04:29,235 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 10:04:29,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 10:04:29,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 10:04:29,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 10:04:29,259 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 24 [2020-09-25 10:04:29,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-25 10:04:29,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 10:04:29,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:04:29,279 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 10:04:29,279 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 10:04:29,280 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 10:04:29,281 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 10:04:29,281 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 10:04:29,281 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 10:04:29,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 10:04:29,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 10:04:29,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 10:04:29,282 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 10:04:29,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-25 10:04:29,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 10:04:29,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:04:29,296 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 10:04:29,297 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-09-25 10:04:29,297 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 10:04:29,297 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-09-25 10:04:29,297 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 10:04:29,298 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 10:04:29,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 10:04:29,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 10:04:29,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 10:04:29,298 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 10:04:29,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-25 10:04:29,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 10:04:29,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:04:29,308 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 10:04:29,309 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 10:04:29,309 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 10:04:29,309 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 10:04:29,310 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 10:04:29,310 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 10:04:29,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 10:04:29,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 10:04:29,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 10:04:29,311 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 10:04:29,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-09-25 10:04:29,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 10:04:29,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:04:29,329 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 10:04:29,329 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-09-25 10:04:29,329 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 10:04:29,329 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-09-25 10:04:29,330 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 10:04:29,330 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 10:04:29,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 10:04:29,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 10:04:29,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 10:04:29,331 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 10:04:29,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 10:04:29,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 10:04:29,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:04:29,348 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 10:04:29,349 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-09-25 10:04:29,349 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 10:04:29,349 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-09-25 10:04:29,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 10:04:29,350 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 10:04:29,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 10:04:29,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 10:04:29,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 10:04:29,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 10:04:29,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-25 10:04:29,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 10:04:29,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:04:29,360 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 10:04:29,361 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 10:04:29,361 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 10:04:29,361 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 10:04:29,361 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 10:04:29,362 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 10:04:29,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 10:04:29,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 10:04:29,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 10:04:29,363 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 10:04:29,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-09-25 10:04:29,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 10:04:29,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:04:29,372 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 10:04:29,373 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 10:04:29,373 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 10:04:29,373 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-25 10:04:29,373 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 10:04:29,374 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 10:04:29,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 10:04:29,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 10:04:29,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-25 10:04:29,375 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 10:04:29,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2020-09-25 10:04:29,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 10:04:29,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:04:29,384 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 10:04:29,384 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 10:04:29,385 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 10:04:29,385 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 10:04:29,385 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 10:04:29,385 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 10:04:29,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 10:04:29,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 10:04:29,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-25 10:04:29,386 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 10:04:29,406 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2020-09-25 10:04:29,407 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1866922155] [2020-09-25 10:04:29,407 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 10:04:29,407 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-09-25 10:04:29,407 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1078738175] [2020-09-25 10:04:29,409 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-09-25 10:04:29,409 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 10:04:29,409 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-09-25 10:04:29,410 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-09-25 10:04:29,410 INFO L87 Difference]: Start difference. First operand 93 states and 93 transitions. Second operand 7 states. [2020-09-25 10:04:29,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 10:04:29,693 INFO L93 Difference]: Finished difference Result 93 states and 93 transitions. [2020-09-25 10:04:29,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-09-25 10:04:29,693 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 102 [2020-09-25 10:04:29,694 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 10:04:29,694 INFO L225 Difference]: With dead ends: 93 [2020-09-25 10:04:29,695 INFO L226 Difference]: Without dead ends: 0 [2020-09-25 10:04:29,696 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2020-09-25 10:04:29,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-25 10:04:29,697 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-25 10:04:29,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-25 10:04:29,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-25 10:04:29,697 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 102 [2020-09-25 10:04:29,698 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 10:04:29,698 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-25 10:04:29,698 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-09-25 10:04:29,698 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-25 10:04:29,698 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-25 10:04:29,698 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-25 10:04:29,702 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-25 10:04:30,443 INFO L268 CegarLoopResult]: For program point ibmphp_find_same_bus_numEXIT(lines 54 56) no Hoare annotation was computed. [2020-09-25 10:04:30,443 INFO L268 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed. [2020-09-25 10:04:30,443 INFO L268 CegarLoopResult]: For program point L55-1(line 55) no Hoare annotation was computed. [2020-09-25 10:04:30,443 INFO L264 CegarLoopResult]: At program point ibmphp_find_same_bus_numENTRY(lines 54 56) the Hoare annotation is: (or (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |old(#valid)| |#valid|)) (= ~tmp_slot~0.base 0)) [2020-09-25 10:04:30,443 INFO L268 CegarLoopResult]: For program point ibmphp_find_same_bus_numFINAL(lines 54 56) no Hoare annotation was computed. [2020-09-25 10:04:30,444 INFO L268 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-09-25 10:04:30,444 INFO L268 CegarLoopResult]: For program point L-1-1(line -1) no Hoare annotation was computed. [2020-09-25 10:04:30,444 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-09-25 10:04:30,444 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~used_tmp_slot~0 |old(~used_tmp_slot~0)|) (= |old(#NULL.base)| |#NULL.base|) (= ~tmp_slot~0.offset |old(~tmp_slot~0.offset)|) (= ~tmp_slot~0.base |old(~tmp_slot~0.base)|) (= |old(~freed_tmp_slot~0)| ~freed_tmp_slot~0) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#valid)| |#valid|)) [2020-09-25 10:04:30,444 INFO L268 CegarLoopResult]: For program point L41(line 41) no Hoare annotation was computed. [2020-09-25 10:04:30,444 INFO L268 CegarLoopResult]: For program point L40(line 40) no Hoare annotation was computed. [2020-09-25 10:04:30,444 INFO L268 CegarLoopResult]: For program point L39(line 39) no Hoare annotation was computed. [2020-09-25 10:04:30,445 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-09-25 10:04:30,445 INFO L268 CegarLoopResult]: For program point L49(lines 49 50) no Hoare annotation was computed. [2020-09-25 10:04:30,445 INFO L268 CegarLoopResult]: For program point kfreeEXIT(lines 48 51) no Hoare annotation was computed. [2020-09-25 10:04:30,445 INFO L268 CegarLoopResult]: For program point L49-2(lines 48 51) no Hoare annotation was computed. [2020-09-25 10:04:30,445 INFO L264 CegarLoopResult]: At program point kfreeENTRY(lines 48 51) the Hoare annotation is: (or (= |old(~freed_tmp_slot~0)| ~freed_tmp_slot~0) (= ~tmp_slot~0.base 0)) [2020-09-25 10:04:30,445 INFO L268 CegarLoopResult]: For program point L50(line 50) no Hoare annotation was computed. [2020-09-25 10:04:30,445 INFO L268 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2020-09-25 10:04:30,445 INFO L268 CegarLoopResult]: For program point L46-1(line 46) no Hoare annotation was computed. [2020-09-25 10:04:30,445 INFO L264 CegarLoopResult]: At program point L46-2(line 46) the Hoare annotation is: (let ((.cse0 (and (= |#memory_int| |old(#memory_int)|) (not (= |kzalloc_#t~malloc0.base| 0))))) (and (or (not (= ~freed_tmp_slot~0 1)) .cse0) (or (= ~tmp_slot~0.base 0) .cse0))) [2020-09-25 10:04:30,446 INFO L268 CegarLoopResult]: For program point L46-3(line 46) no Hoare annotation was computed. [2020-09-25 10:04:30,446 INFO L268 CegarLoopResult]: For program point kzallocEXIT(line 46) no Hoare annotation was computed. [2020-09-25 10:04:30,446 INFO L264 CegarLoopResult]: At program point kzallocENTRY(line 46) the Hoare annotation is: (let ((.cse0 (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |old(#valid)| |#valid|)))) (and (or .cse0 (not (= ~freed_tmp_slot~0 1))) (or .cse0 (= ~tmp_slot~0.base 0)))) [2020-09-25 10:04:30,446 INFO L268 CegarLoopResult]: For program point kzallocFINAL(line 46) no Hoare annotation was computed. [2020-09-25 10:04:30,446 INFO L268 CegarLoopResult]: For program point __blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 6) no Hoare annotation was computed. [2020-09-25 10:04:30,446 INFO L268 CegarLoopResult]: For program point __blast_assertEXIT(lines 4 7) no Hoare annotation was computed. [2020-09-25 10:04:30,446 INFO L268 CegarLoopResult]: For program point __blast_assertFINAL(lines 4 7) no Hoare annotation was computed. [2020-09-25 10:04:30,447 INFO L271 CegarLoopResult]: At program point __blast_assertENTRY(lines 4 7) the Hoare annotation is: true [2020-09-25 10:04:30,447 INFO L271 CegarLoopResult]: At program point ibmphp_init_devnoENTRY(lines 65 68) the Hoare annotation is: true [2020-09-25 10:04:30,447 INFO L268 CegarLoopResult]: For program point L67-2(line 67) no Hoare annotation was computed. [2020-09-25 10:04:30,447 INFO L268 CegarLoopResult]: For program point ibmphp_init_devnoFINAL(lines 65 68) no Hoare annotation was computed. [2020-09-25 10:04:30,447 INFO L268 CegarLoopResult]: For program point ibmphp_init_devnoEXIT(lines 65 68) no Hoare annotation was computed. [2020-09-25 10:04:30,447 INFO L268 CegarLoopResult]: For program point L67(line 67) no Hoare annotation was computed. [2020-09-25 10:04:30,448 INFO L268 CegarLoopResult]: For program point L67-1(line 67) no Hoare annotation was computed. [2020-09-25 10:04:30,448 INFO L268 CegarLoopResult]: For program point L97(lines 97 105) no Hoare annotation was computed. [2020-09-25 10:04:30,448 INFO L268 CegarLoopResult]: For program point ebda_rsrc_controllerEXIT(lines 70 131) no Hoare annotation was computed. [2020-09-25 10:04:30,448 INFO L264 CegarLoopResult]: At program point L126(lines 70 131) the Hoare annotation is: (or (= ~freed_tmp_slot~0 1) (not (= |old(~freed_tmp_slot~0)| 1))) [2020-09-25 10:04:30,448 INFO L268 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-09-25 10:04:30,448 INFO L268 CegarLoopResult]: For program point L93-1(line 93) no Hoare annotation was computed. [2020-09-25 10:04:30,448 INFO L268 CegarLoopResult]: For program point L122(line 122) no Hoare annotation was computed. [2020-09-25 10:04:30,449 INFO L264 CegarLoopResult]: At program point L118(line 118) the Hoare annotation is: (or (let ((.cse0 (select (select |#memory_$Pointer$.base| ebda_rsrc_controller_~hp_slot_ptr~0.base) ebda_rsrc_controller_~hp_slot_ptr~0.offset))) (and (not (= .cse0 0)) (<= 1 ~used_tmp_slot~0) (= (select (select |#memory_$Pointer$.offset| ebda_rsrc_controller_~hp_slot_ptr~0.base) ebda_rsrc_controller_~hp_slot_ptr~0.offset) ~tmp_slot~0.offset) (= .cse0 ~tmp_slot~0.base))) (not (= |old(~freed_tmp_slot~0)| 1))) [2020-09-25 10:04:30,449 INFO L268 CegarLoopResult]: For program point L85(lines 85 88) no Hoare annotation was computed. [2020-09-25 10:04:30,449 INFO L268 CegarLoopResult]: For program point L118-1(line 118) no Hoare annotation was computed. [2020-09-25 10:04:30,449 INFO L268 CegarLoopResult]: For program point L118-2(line 118) no Hoare annotation was computed. [2020-09-25 10:04:30,449 INFO L268 CegarLoopResult]: For program point L118-3(line 118) no Hoare annotation was computed. [2020-09-25 10:04:30,449 INFO L264 CegarLoopResult]: At program point L114(line 114) the Hoare annotation is: (or (let ((.cse0 (select (select |#memory_$Pointer$.base| ebda_rsrc_controller_~hp_slot_ptr~0.base) ebda_rsrc_controller_~hp_slot_ptr~0.offset))) (and (not (= .cse0 0)) (<= 1 ~used_tmp_slot~0) (= (select (select |#memory_$Pointer$.offset| ebda_rsrc_controller_~hp_slot_ptr~0.base) ebda_rsrc_controller_~hp_slot_ptr~0.offset) ~tmp_slot~0.offset) (= .cse0 ~tmp_slot~0.base))) (not (= |old(~freed_tmp_slot~0)| 1))) [2020-09-25 10:04:30,450 INFO L268 CegarLoopResult]: For program point L81(line 81) no Hoare annotation was computed. [2020-09-25 10:04:30,450 INFO L268 CegarLoopResult]: For program point L114-1(line 114) no Hoare annotation was computed. [2020-09-25 10:04:30,450 INFO L264 CegarLoopResult]: At program point L81-1(line 81) the Hoare annotation is: (or (= |old(~freed_tmp_slot~0)| ~freed_tmp_slot~0) (not (= |old(~freed_tmp_slot~0)| 1))) [2020-09-25 10:04:30,450 INFO L268 CegarLoopResult]: For program point L114-2(line 114) no Hoare annotation was computed. [2020-09-25 10:04:30,450 INFO L268 CegarLoopResult]: For program point L114-3(line 114) no Hoare annotation was computed. [2020-09-25 10:04:30,450 INFO L268 CegarLoopResult]: For program point L77(lines 77 80) no Hoare annotation was computed. [2020-09-25 10:04:30,450 INFO L268 CegarLoopResult]: For program point L106(line 106) no Hoare annotation was computed. [2020-09-25 10:04:30,451 INFO L268 CegarLoopResult]: For program point L73(line 73) no Hoare annotation was computed. [2020-09-25 10:04:30,451 INFO L268 CegarLoopResult]: For program point L106-1(line 106) no Hoare annotation was computed. [2020-09-25 10:04:30,451 INFO L268 CegarLoopResult]: For program point L98(line 98) no Hoare annotation was computed. [2020-09-25 10:04:30,451 INFO L264 CegarLoopResult]: At program point L94(line 94) the Hoare annotation is: (or (not (= ~tmp_slot~0.base 0)) (not (= |old(~freed_tmp_slot~0)| 1))) [2020-09-25 10:04:30,451 INFO L268 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2020-09-25 10:04:30,451 INFO L268 CegarLoopResult]: For program point L119(lines 119 120) no Hoare annotation was computed. [2020-09-25 10:04:30,451 INFO L268 CegarLoopResult]: For program point L86(line 86) no Hoare annotation was computed. [2020-09-25 10:04:30,451 INFO L268 CegarLoopResult]: For program point L115(lines 115 116) no Hoare annotation was computed. [2020-09-25 10:04:30,452 INFO L268 CegarLoopResult]: For program point L111(line 111) no Hoare annotation was computed. [2020-09-25 10:04:30,452 INFO L268 CegarLoopResult]: For program point L78(line 78) no Hoare annotation was computed. [2020-09-25 10:04:30,452 INFO L268 CegarLoopResult]: For program point L74(line 74) no Hoare annotation was computed. [2020-09-25 10:04:30,452 INFO L268 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-09-25 10:04:30,452 INFO L264 CegarLoopResult]: At program point L120(lines 70 131) the Hoare annotation is: (or (let ((.cse0 (select (select |#memory_$Pointer$.base| ebda_rsrc_controller_~hp_slot_ptr~0.base) ebda_rsrc_controller_~hp_slot_ptr~0.offset))) (and (not (= .cse0 0)) (= (select (select |#memory_$Pointer$.offset| ebda_rsrc_controller_~hp_slot_ptr~0.base) ebda_rsrc_controller_~hp_slot_ptr~0.offset) ~tmp_slot~0.offset) (= .cse0 ~tmp_slot~0.base))) (not (= |old(~freed_tmp_slot~0)| 1))) [2020-09-25 10:04:30,452 INFO L268 CegarLoopResult]: For program point L83(line 83) no Hoare annotation was computed. [2020-09-25 10:04:30,453 INFO L268 CegarLoopResult]: For program point L83-1(line 83) no Hoare annotation was computed. [2020-09-25 10:04:30,453 INFO L268 CegarLoopResult]: For program point L96(line 96) no Hoare annotation was computed. [2020-09-25 10:04:30,453 INFO L268 CegarLoopResult]: For program point L96-1(line 96) no Hoare annotation was computed. [2020-09-25 10:04:30,453 INFO L264 CegarLoopResult]: At program point ebda_rsrc_controllerENTRY(lines 70 131) the Hoare annotation is: (or (and (= ~used_tmp_slot~0 |old(~used_tmp_slot~0)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~tmp_slot~0.offset |old(~tmp_slot~0.offset)|) (= ~tmp_slot~0.base |old(~tmp_slot~0.base)|) (= |old(~freed_tmp_slot~0)| ~freed_tmp_slot~0) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|)) (not (= |old(~freed_tmp_slot~0)| 1))) [2020-09-25 10:04:30,453 INFO L264 CegarLoopResult]: At program point L125(line 125) the Hoare annotation is: (or (and (= ~tmp_slot~0.offset |ebda_rsrc_controller_#t~mem9.offset|) (= (select (select |#memory_$Pointer$.offset| ebda_rsrc_controller_~hp_slot_ptr~0.base) ebda_rsrc_controller_~hp_slot_ptr~0.offset) ~tmp_slot~0.offset) (= |ebda_rsrc_controller_#t~mem9.base| ~tmp_slot~0.base) (not (= |ebda_rsrc_controller_#t~mem9.base| 0)) (= (select (select |#memory_$Pointer$.base| ebda_rsrc_controller_~hp_slot_ptr~0.base) ebda_rsrc_controller_~hp_slot_ptr~0.offset) ~tmp_slot~0.base)) (not (= |old(~freed_tmp_slot~0)| 1))) [2020-09-25 10:04:30,453 INFO L268 CegarLoopResult]: For program point ebda_rsrc_controllerFINAL(lines 70 131) no Hoare annotation was computed. [2020-09-25 10:04:30,454 INFO L268 CegarLoopResult]: For program point L125-1(line 125) no Hoare annotation was computed. [2020-09-25 10:04:30,454 INFO L268 CegarLoopResult]: For program point L109(line 109) no Hoare annotation was computed. [2020-09-25 10:04:30,454 INFO L264 CegarLoopResult]: At program point L76(line 76) the Hoare annotation is: (or (and (= ~used_tmp_slot~0 |old(~used_tmp_slot~0)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~tmp_slot~0.offset |old(~tmp_slot~0.offset)|) (= ~tmp_slot~0.base |old(~tmp_slot~0.base)|) (= |old(~freed_tmp_slot~0)| ~freed_tmp_slot~0) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|)) (not (= |old(~freed_tmp_slot~0)| 1))) [2020-09-25 10:04:30,454 INFO L268 CegarLoopResult]: For program point L109-1(line 109) no Hoare annotation was computed. [2020-09-25 10:04:30,454 INFO L268 CegarLoopResult]: For program point L76-1(line 76) no Hoare annotation was computed. [2020-09-25 10:04:30,454 INFO L268 CegarLoopResult]: For program point L76-2(line 76) no Hoare annotation was computed. [2020-09-25 10:04:30,454 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-09-25 10:04:30,455 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (= ~freed_tmp_slot~0 1) [2020-09-25 10:04:30,455 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-09-25 10:04:30,455 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-09-25 10:04:30,455 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 133 137) the Hoare annotation is: (or (and (= ~used_tmp_slot~0 |old(~used_tmp_slot~0)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~tmp_slot~0.offset |old(~tmp_slot~0.offset)|) (= ~tmp_slot~0.base |old(~tmp_slot~0.base)|) (= |old(~freed_tmp_slot~0)| ~freed_tmp_slot~0) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|)) (not (= |old(~freed_tmp_slot~0)| 1))) [2020-09-25 10:04:30,455 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 133 137) no Hoare annotation was computed. [2020-09-25 10:04:30,455 INFO L268 CegarLoopResult]: For program point L136(line 136) no Hoare annotation was computed. [2020-09-25 10:04:30,456 INFO L268 CegarLoopResult]: For program point L135(lines 135 136) no Hoare annotation was computed. [2020-09-25 10:04:30,456 INFO L268 CegarLoopResult]: For program point L134(line 134) no Hoare annotation was computed. [2020-09-25 10:04:30,456 INFO L264 CegarLoopResult]: At program point L136-2(line 136) the Hoare annotation is: (not (= |old(~freed_tmp_slot~0)| 1)) [2020-09-25 10:04:30,456 INFO L268 CegarLoopResult]: For program point L135-1(lines 133 137) no Hoare annotation was computed. [2020-09-25 10:04:30,456 INFO L268 CegarLoopResult]: For program point L134-1(line 134) no Hoare annotation was computed. [2020-09-25 10:04:30,456 INFO L271 CegarLoopResult]: At program point fillslotinfoENTRY(lines 60 63) the Hoare annotation is: true [2020-09-25 10:04:30,456 INFO L268 CegarLoopResult]: For program point L62(line 62) no Hoare annotation was computed. [2020-09-25 10:04:30,457 INFO L268 CegarLoopResult]: For program point L62-1(line 62) no Hoare annotation was computed. [2020-09-25 10:04:30,457 INFO L268 CegarLoopResult]: For program point L62-2(line 62) no Hoare annotation was computed. [2020-09-25 10:04:30,457 INFO L268 CegarLoopResult]: For program point fillslotinfoEXIT(lines 60 63) no Hoare annotation was computed. [2020-09-25 10:04:30,457 INFO L268 CegarLoopResult]: For program point fillslotinfoFINAL(lines 60 63) no Hoare annotation was computed. [2020-09-25 10:04:30,457 INFO L264 CegarLoopResult]: At program point #Ultimate.meminitENTRY(line -1) the Hoare annotation is: (let ((.cse0 (= |#memory_int| |old(#memory_int)|))) (and (or .cse0 (= ~tmp_slot~0.base 0)) (or .cse0 (not (= ~freed_tmp_slot~0 1))))) [2020-09-25 10:04:30,457 INFO L268 CegarLoopResult]: For program point #Ultimate.meminitEXIT(line -1) no Hoare annotation was computed. [2020-09-25 10:04:30,457 INFO L268 CegarLoopResult]: For program point #Ultimate.meminitFINAL(line -1) no Hoare annotation was computed. [2020-09-25 10:04:30,473 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-25 10:04:30,474 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-09-25 10:04:30,475 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-25 10:04:30,477 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-25 10:04:30,478 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-25 10:04:30,478 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-25 10:04:30,481 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-25 10:04:30,482 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-09-25 10:04:30,482 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-25 10:04:30,482 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-25 10:04:30,483 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-25 10:04:30,483 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-25 10:04:30,493 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.09 10:04:30 BoogieIcfgContainer [2020-09-25 10:04:30,493 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-09-25 10:04:30,498 INFO L168 Benchmark]: Toolchain (without parser) took 14638.82 ms. Allocated memory was 145.2 MB in the beginning and 354.9 MB in the end (delta: 209.7 MB). Free memory was 101.4 MB in the beginning and 138.1 MB in the end (delta: -36.7 MB). Peak memory consumption was 173.0 MB. Max. memory is 7.1 GB. [2020-09-25 10:04:30,501 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 145.2 MB. Free memory was 119.9 MB in the beginning and 119.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-09-25 10:04:30,503 INFO L168 Benchmark]: CACSL2BoogieTranslator took 471.05 ms. Allocated memory was 145.2 MB in the beginning and 202.4 MB in the end (delta: 57.1 MB). Free memory was 100.8 MB in the beginning and 180.2 MB in the end (delta: -79.4 MB). Peak memory consumption was 20.0 MB. Max. memory is 7.1 GB. [2020-09-25 10:04:30,511 INFO L168 Benchmark]: Boogie Preprocessor took 60.68 ms. Allocated memory is still 202.4 MB. Free memory was 180.2 MB in the beginning and 178.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2020-09-25 10:04:30,512 INFO L168 Benchmark]: RCFGBuilder took 493.37 ms. Allocated memory is still 202.4 MB. Free memory was 178.1 MB in the beginning and 151.6 MB in the end (delta: 26.5 MB). Peak memory consumption was 26.5 MB. Max. memory is 7.1 GB. [2020-09-25 10:04:30,513 INFO L168 Benchmark]: TraceAbstraction took 13601.80 ms. Allocated memory was 202.4 MB in the beginning and 354.9 MB in the end (delta: 152.6 MB). Free memory was 150.9 MB in the beginning and 138.1 MB in the end (delta: 12.7 MB). Peak memory consumption was 165.3 MB. Max. memory is 7.1 GB. [2020-09-25 10:04:30,516 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 145.2 MB. Free memory was 119.9 MB in the beginning and 119.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 471.05 ms. Allocated memory was 145.2 MB in the beginning and 202.4 MB in the end (delta: 57.1 MB). Free memory was 100.8 MB in the beginning and 180.2 MB in the end (delta: -79.4 MB). Peak memory consumption was 20.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 60.68 ms. Allocated memory is still 202.4 MB. Free memory was 180.2 MB in the beginning and 178.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 493.37 ms. Allocated memory is still 202.4 MB. Free memory was 178.1 MB in the beginning and 151.6 MB in the end (delta: 26.5 MB). Peak memory consumption was 26.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 13601.80 ms. Allocated memory was 202.4 MB in the beginning and 354.9 MB in the end (delta: 152.6 MB). Free memory was 150.9 MB in the beginning and 138.1 MB in the end (delta: 12.7 MB). Peak memory consumption was 165.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 6]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 70]: Loop Invariant [2020-09-25 10:04:30,527 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-25 10:04:30,528 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-09-25 10:04:30,528 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-25 10:04:30,528 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-25 10:04:30,528 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-25 10:04:30,529 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-25 10:04:30,529 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-25 10:04:30,529 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-09-25 10:04:30,530 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-25 10:04:30,530 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-25 10:04:30,530 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-25 10:04:30,530 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ Derived loop invariant: ((!(#memory_$Pointer$[hp_slot_ptr][hp_slot_ptr] == 0) && #memory_$Pointer$[hp_slot_ptr][hp_slot_ptr] == tmp_slot) && #memory_$Pointer$[hp_slot_ptr][hp_slot_ptr] == tmp_slot) || !(\old(freed_tmp_slot) == 1) - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: freed_tmp_slot == 1 || !(\old(freed_tmp_slot) == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 11 procedures, 101 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 12.7s, OverallIterations: 4, TraceHistogramMax: 3, AutomataDifference: 3.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 331 SDtfs, 405 SDslu, 1087 SDs, 0 SdLazy, 1365 SolverSat, 187 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 144 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 241 ImplicationChecksByTransitivity, 1.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=102occurred in iteration=1, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 22 LocationsWithAnnotation, 31 PreInvPairs, 35 NumberOfFragments, 370 HoareAnnotationTreeSize, 31 FomulaSimplifications, 8 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 22 FomulaSimplificationsInter, 366 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 8.8s InterpolantComputationTime, 321 NumberOfCodeBlocks, 321 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 317 ConstructedInterpolants, 0 QuantifiedInterpolants, 88807 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 3 PerfectInterpolantSequences, 86/90 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...