/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=DEEPEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/eca-rers2012/Problem14_label48.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 18:17:24,408 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 18:17:24,411 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 18:17:24,450 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 18:17:24,451 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 18:17:24,453 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 18:17:24,454 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 18:17:24,457 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 18:17:24,459 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 18:17:24,460 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 18:17:24,462 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 18:17:24,463 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 18:17:24,464 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 18:17:24,465 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 18:17:24,467 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 18:17:24,468 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 18:17:24,469 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 18:17:24,471 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 18:17:24,473 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 18:17:24,475 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 18:17:24,478 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 18:17:24,480 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 18:17:24,481 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 18:17:24,482 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 18:17:24,487 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 18:17:24,499 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 18:17:24,503 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 18:17:24,504 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 18:17:24,505 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 18:17:24,506 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 18:17:24,507 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 18:17:24,508 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 18:17:24,509 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 18:17:24,510 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 18:17:24,511 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 18:17:24,512 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 18:17:24,513 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 18:17:24,513 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 18:17:24,514 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 18:17:24,515 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 18:17:24,516 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 18:17:24,517 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-27 18:17:24,553 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 18:17:24,554 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 18:17:24,555 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 18:17:24,556 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 18:17:24,556 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 18:17:24,556 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 18:17:24,557 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 18:17:24,557 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 18:17:24,557 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 18:17:24,557 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 18:17:24,558 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 18:17:24,558 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 18:17:24,558 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 18:17:24,558 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 18:17:24,559 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 18:17:24,559 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 18:17:24,559 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 18:17:24,559 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 18:17:24,560 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 18:17:24,560 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 18:17:24,560 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 18:17:24,561 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 18:17:24,561 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 18:17:24,561 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 18:17:24,562 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 18:17:24,562 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 18:17:24,562 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 18:17:24,562 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 18:17:24,563 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 18:17:24,563 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 18:17:25,059 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 18:17:25,101 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 18:17:25,104 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 18:17:25,105 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 18:17:25,108 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 18:17:25,109 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem14_label48.c [2020-10-27 18:17:25,206 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f1ca3f88c/a92b1ba7eec34a20a2581c9c0d0f3806/FLAG975875b40 [2020-10-27 18:17:26,028 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 18:17:26,029 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/eca-rers2012/Problem14_label48.c [2020-10-27 18:17:26,049 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f1ca3f88c/a92b1ba7eec34a20a2581c9c0d0f3806/FLAG975875b40 [2020-10-27 18:17:26,220 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f1ca3f88c/a92b1ba7eec34a20a2581c9c0d0f3806 [2020-10-27 18:17:26,223 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 18:17:26,230 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 18:17:26,235 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 18:17:26,235 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 18:17:26,239 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 18:17:26,241 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 06:17:26" (1/1) ... [2020-10-27 18:17:26,245 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e7a668d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:17:26, skipping insertion in model container [2020-10-27 18:17:26,246 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 06:17:26" (1/1) ... [2020-10-27 18:17:26,255 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 18:17:26,329 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 18:17:26,893 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 18:17:26,909 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 18:17:27,127 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 18:17:27,147 INFO L208 MainTranslator]: Completed translation [2020-10-27 18:17:27,148 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:17:27 WrapperNode [2020-10-27 18:17:27,148 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 18:17:27,149 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 18:17:27,150 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 18:17:27,150 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 18:17:27,165 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:17:27" (1/1) ... [2020-10-27 18:17:27,166 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:17:27" (1/1) ... [2020-10-27 18:17:27,192 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:17:27" (1/1) ... [2020-10-27 18:17:27,192 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:17:27" (1/1) ... [2020-10-27 18:17:27,254 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:17:27" (1/1) ... [2020-10-27 18:17:27,279 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:17:27" (1/1) ... [2020-10-27 18:17:27,294 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:17:27" (1/1) ... [2020-10-27 18:17:27,306 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 18:17:27,309 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 18:17:27,309 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 18:17:27,309 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 18:17:27,310 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:17:27" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 18:17:27,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 18:17:27,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 18:17:27,398 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 18:17:27,398 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-10-27 18:17:27,399 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 18:17:27,399 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-10-27 18:17:27,399 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 18:17:27,399 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 18:17:27,399 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 18:17:27,399 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 18:17:27,400 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 18:17:27,400 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-27 18:17:27,400 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 18:17:27,400 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 18:17:27,400 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 18:17:27,401 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 18:17:27,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 18:17:27,401 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 18:17:27,401 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 18:17:29,096 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 18:17:29,097 INFO L298 CfgBuilder]: Removed 1 assume(true) statements. [2020-10-27 18:17:29,100 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 06:17:29 BoogieIcfgContainer [2020-10-27 18:17:29,100 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 18:17:29,102 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 18:17:29,102 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 18:17:29,106 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 18:17:29,107 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 06:17:26" (1/3) ... [2020-10-27 18:17:29,108 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4669fd92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 06:17:29, skipping insertion in model container [2020-10-27 18:17:29,108 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:17:27" (2/3) ... [2020-10-27 18:17:29,108 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4669fd92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 06:17:29, skipping insertion in model container [2020-10-27 18:17:29,109 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 06:17:29" (3/3) ... [2020-10-27 18:17:29,110 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem14_label48.c [2020-10-27 18:17:29,123 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 18:17:29,136 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-27 18:17:29,151 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-27 18:17:29,183 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 18:17:29,183 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 18:17:29,183 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 18:17:29,183 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 18:17:29,183 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 18:17:29,184 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 18:17:29,184 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 18:17:29,184 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 18:17:29,208 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states. [2020-10-27 18:17:29,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2020-10-27 18:17:29,216 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 18:17:29,217 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 18:17:29,218 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 18:17:29,225 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 18:17:29,226 INFO L82 PathProgramCache]: Analyzing trace with hash -1910690514, now seen corresponding path program 1 times [2020-10-27 18:17:29,236 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 18:17:29,236 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1502305090] [2020-10-27 18:17:29,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 18:17:29,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:17:29,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:17:30,132 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:17:30,133 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-27 18:17:30,133 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:17:30,133 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 709 [2020-10-27 18:17:30,135 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:17:30,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 18:17:30,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 18:17:30,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 46 [2020-10-27 18:17:30,137 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 18:17:30,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 18:17:30,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:17:30,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:17:30,332 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:17:30,332 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 18:17:30,332 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:17:30,333 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-27 18:17:30,333 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:17:30,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 18:17:30,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:17:30,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 18:17:30,334 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:17:30,365 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 18:17:30,366 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1502305090] [2020-10-27 18:17:30,368 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 18:17:30,369 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-27 18:17:30,371 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [955103220] [2020-10-27 18:17:30,376 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-27 18:17:30,376 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 18:17:30,395 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-27 18:17:30,396 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-27 18:17:30,398 INFO L87 Difference]: Start difference. First operand 258 states. Second operand 4 states. [2020-10-27 18:17:32,904 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 18:17:32,905 INFO L93 Difference]: Finished difference Result 719 states and 1261 transitions. [2020-10-27 18:17:32,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-27 18:17:32,907 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 45 [2020-10-27 18:17:32,908 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 18:17:32,936 INFO L225 Difference]: With dead ends: 719 [2020-10-27 18:17:32,936 INFO L226 Difference]: Without dead ends: 381 [2020-10-27 18:17:32,950 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-27 18:17:32,973 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 381 states. [2020-10-27 18:17:33,050 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 381 to 375. [2020-10-27 18:17:33,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 375 states. [2020-10-27 18:17:33,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 375 states and 526 transitions. [2020-10-27 18:17:33,056 INFO L78 Accepts]: Start accepts. Automaton has 375 states and 526 transitions. Word has length 45 [2020-10-27 18:17:33,057 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 18:17:33,057 INFO L481 AbstractCegarLoop]: Abstraction has 375 states and 526 transitions. [2020-10-27 18:17:33,057 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-27 18:17:33,057 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 526 transitions. [2020-10-27 18:17:33,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2020-10-27 18:17:33,063 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 18:17:33,064 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 18:17:33,064 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 18:17:33,064 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 18:17:33,065 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 18:17:33,065 INFO L82 PathProgramCache]: Analyzing trace with hash -1175722871, now seen corresponding path program 1 times [2020-10-27 18:17:33,065 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 18:17:33,065 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [128899711] [2020-10-27 18:17:33,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 18:17:33,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:17:33,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:17:33,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:17:34,768 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:17:34,768 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 130 [2020-10-27 18:17:34,768 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 18:17:34,769 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1654 [2020-10-27 18:17:34,769 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:17:34,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 18:17:34,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 83 [2020-10-27 18:17:34,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-27 18:17:34,772 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 18:17:34,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 18:17:34,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:17:34,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:17:34,908 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:17:34,908 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 18:17:34,909 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:17:34,910 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 18:17:34,913 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:17:34,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 18:17:34,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:17:34,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 18:17:34,914 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 18:17:34,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 18:17:34,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:17:34,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:17:35,056 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:17:35,057 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 74 [2020-10-27 18:17:35,057 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:17:35,065 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 88 [2020-10-27 18:17:35,066 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:17:35,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 18:17:35,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:17:35,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 68 [2020-10-27 18:17:35,067 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 18:17:35,148 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 36 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 18:17:35,149 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [128899711] [2020-10-27 18:17:35,149 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 18:17:35,149 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-27 18:17:35,149 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1020946894] [2020-10-27 18:17:35,151 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-27 18:17:35,152 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 18:17:35,153 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-27 18:17:35,154 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-27 18:17:35,154 INFO L87 Difference]: Start difference. First operand 375 states and 526 transitions. Second operand 5 states. [2020-10-27 18:17:37,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 18:17:37,496 INFO L93 Difference]: Finished difference Result 1118 states and 1585 transitions. [2020-10-27 18:17:37,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-27 18:17:37,498 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 118 [2020-10-27 18:17:37,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 18:17:37,504 INFO L225 Difference]: With dead ends: 1118 [2020-10-27 18:17:37,504 INFO L226 Difference]: Without dead ends: 749 [2020-10-27 18:17:37,506 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 2 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-27 18:17:37,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 749 states. [2020-10-27 18:17:37,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 749 to 561. [2020-10-27 18:17:37,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 561 states. [2020-10-27 18:17:37,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 561 states and 721 transitions. [2020-10-27 18:17:37,554 INFO L78 Accepts]: Start accepts. Automaton has 561 states and 721 transitions. Word has length 118 [2020-10-27 18:17:37,556 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 18:17:37,556 INFO L481 AbstractCegarLoop]: Abstraction has 561 states and 721 transitions. [2020-10-27 18:17:37,556 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-27 18:17:37,556 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 721 transitions. [2020-10-27 18:17:37,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2020-10-27 18:17:37,563 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 18:17:37,564 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 18:17:37,565 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 18:17:37,565 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 18:17:37,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 18:17:37,571 INFO L82 PathProgramCache]: Analyzing trace with hash 1341123421, now seen corresponding path program 1 times [2020-10-27 18:17:37,571 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 18:17:37,572 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2127475151] [2020-10-27 18:17:37,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 18:17:37,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:17:37,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:17:37,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:17:37,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:17:39,379 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:17:39,379 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 140 [2020-10-27 18:17:39,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 18:17:39,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1753 [2020-10-27 18:17:39,380 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:17:39,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 18:17:39,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 93 [2020-10-27 18:17:39,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-27 18:17:39,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:17:39,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 18:17:39,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:17:39,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:17:39,544 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:17:39,545 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 18:17:39,545 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:17:39,545 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 18:17:39,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:17:39,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 18:17:39,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:17:39,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 18:17:39,546 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:17:39,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 18:17:39,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:17:39,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:17:39,670 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:17:39,671 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 84 [2020-10-27 18:17:39,671 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:17:39,671 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 80 [2020-10-27 18:17:39,671 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:17:39,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 18:17:39,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:17:39,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-27 18:17:39,672 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:17:39,761 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 36 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 18:17:39,762 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2127475151] [2020-10-27 18:17:39,762 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 18:17:39,762 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-27 18:17:39,762 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [842111193] [2020-10-27 18:17:39,764 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-27 18:17:39,764 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 18:17:39,766 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-27 18:17:39,768 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-27 18:17:39,768 INFO L87 Difference]: Start difference. First operand 561 states and 721 transitions. Second operand 5 states. [2020-10-27 18:17:41,375 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 18:17:41,375 INFO L93 Difference]: Finished difference Result 950 states and 1243 transitions. [2020-10-27 18:17:41,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-27 18:17:41,376 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 128 [2020-10-27 18:17:41,377 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 18:17:41,381 INFO L225 Difference]: With dead ends: 950 [2020-10-27 18:17:41,381 INFO L226 Difference]: Without dead ends: 567 [2020-10-27 18:17:41,383 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 6 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-27 18:17:41,384 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 567 states. [2020-10-27 18:17:41,415 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 567 to 561. [2020-10-27 18:17:41,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 561 states. [2020-10-27 18:17:41,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 561 states and 718 transitions. [2020-10-27 18:17:41,421 INFO L78 Accepts]: Start accepts. Automaton has 561 states and 718 transitions. Word has length 128 [2020-10-27 18:17:41,422 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 18:17:41,422 INFO L481 AbstractCegarLoop]: Abstraction has 561 states and 718 transitions. [2020-10-27 18:17:41,422 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-27 18:17:41,422 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 718 transitions. [2020-10-27 18:17:41,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2020-10-27 18:17:41,432 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 18:17:41,432 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 18:17:41,433 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 18:17:41,433 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 18:17:41,433 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 18:17:41,433 INFO L82 PathProgramCache]: Analyzing trace with hash 1566980597, now seen corresponding path program 1 times [2020-10-27 18:17:41,434 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 18:17:41,434 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [85795992] [2020-10-27 18:17:41,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 18:17:41,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:17:41,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:17:41,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:17:41,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:17:42,993 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:17:42,993 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 152 [2020-10-27 18:17:42,993 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 18:17:42,994 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1514 [2020-10-27 18:17:42,994 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:17:42,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 18:17:42,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 105 [2020-10-27 18:17:42,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-27 18:17:42,996 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 18:17:43,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 18:17:43,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:17:43,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:17:43,121 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:17:43,121 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 18:17:43,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:17:43,122 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 18:17:43,122 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:17:43,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 18:17:43,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:17:43,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 18:17:43,123 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:17:43,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 18:17:43,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:17:43,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:17:43,256 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:17:43,256 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-10-27 18:17:43,256 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:17:43,256 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 96 [2020-10-27 18:17:43,256 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:17:43,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 18:17:43,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:17:43,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 90 [2020-10-27 18:17:43,257 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:17:43,322 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 36 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 18:17:43,322 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [85795992] [2020-10-27 18:17:43,322 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 18:17:43,322 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-27 18:17:43,323 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [686540711] [2020-10-27 18:17:43,324 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-27 18:17:43,324 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 18:17:43,335 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-27 18:17:43,335 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-27 18:17:43,336 INFO L87 Difference]: Start difference. First operand 561 states and 718 transitions. Second operand 5 states. [2020-10-27 18:17:44,932 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 18:17:44,933 INFO L93 Difference]: Finished difference Result 951 states and 1239 transitions. [2020-10-27 18:17:44,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-27 18:17:44,933 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 140 [2020-10-27 18:17:44,934 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 18:17:44,937 INFO L225 Difference]: With dead ends: 951 [2020-10-27 18:17:44,937 INFO L226 Difference]: Without dead ends: 567 [2020-10-27 18:17:44,939 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 6 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-27 18:17:44,940 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 567 states. [2020-10-27 18:17:44,958 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 567 to 561. [2020-10-27 18:17:44,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 561 states. [2020-10-27 18:17:44,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 561 states and 715 transitions. [2020-10-27 18:17:44,962 INFO L78 Accepts]: Start accepts. Automaton has 561 states and 715 transitions. Word has length 140 [2020-10-27 18:17:44,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 18:17:44,962 INFO L481 AbstractCegarLoop]: Abstraction has 561 states and 715 transitions. [2020-10-27 18:17:44,962 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-27 18:17:44,963 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 715 transitions. [2020-10-27 18:17:44,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2020-10-27 18:17:44,965 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 18:17:44,965 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 18:17:44,965 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-27 18:17:44,965 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 18:17:44,966 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 18:17:44,966 INFO L82 PathProgramCache]: Analyzing trace with hash 1238143057, now seen corresponding path program 1 times [2020-10-27 18:17:44,966 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 18:17:44,967 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [141087866] [2020-10-27 18:17:44,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 18:17:44,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:17:45,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:17:45,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:17:45,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:17:46,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:17:46,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 166 [2020-10-27 18:17:46,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 18:17:46,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1822 [2020-10-27 18:17:46,825 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:17:46,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 18:17:46,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 119 [2020-10-27 18:17:46,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-27 18:17:46,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:17:46,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 18:17:46,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:17:46,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:17:46,948 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:17:46,949 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 18:17:46,949 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:17:46,949 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 18:17:46,949 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:17:46,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 18:17:46,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:17:46,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 18:17:46,950 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:17:46,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 18:17:46,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:17:47,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:17:47,087 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:17:47,087 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 110 [2020-10-27 18:17:47,087 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:17:47,088 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 100 [2020-10-27 18:17:47,088 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:17:47,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 18:17:47,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:17:47,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 104 [2020-10-27 18:17:47,088 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:17:47,162 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 36 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 18:17:47,162 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [141087866] [2020-10-27 18:17:47,162 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 18:17:47,163 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-27 18:17:47,163 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2043166029] [2020-10-27 18:17:47,163 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-27 18:17:47,164 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 18:17:47,164 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-27 18:17:47,165 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-27 18:17:47,165 INFO L87 Difference]: Start difference. First operand 561 states and 715 transitions. Second operand 5 states. [2020-10-27 18:17:49,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 18:17:49,007 INFO L93 Difference]: Finished difference Result 754 states and 1029 transitions. [2020-10-27 18:17:49,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-27 18:17:49,009 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 154 [2020-10-27 18:17:49,009 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 18:17:49,016 INFO L225 Difference]: With dead ends: 754 [2020-10-27 18:17:49,016 INFO L226 Difference]: Without dead ends: 751 [2020-10-27 18:17:49,017 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-27 18:17:49,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 751 states. [2020-10-27 18:17:49,054 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 751 to 745. [2020-10-27 18:17:49,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 745 states. [2020-10-27 18:17:49,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 745 states and 1015 transitions. [2020-10-27 18:17:49,059 INFO L78 Accepts]: Start accepts. Automaton has 745 states and 1015 transitions. Word has length 154 [2020-10-27 18:17:49,059 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 18:17:49,059 INFO L481 AbstractCegarLoop]: Abstraction has 745 states and 1015 transitions. [2020-10-27 18:17:49,059 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-27 18:17:49,060 INFO L276 IsEmpty]: Start isEmpty. Operand 745 states and 1015 transitions. [2020-10-27 18:17:49,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2020-10-27 18:17:49,064 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 18:17:49,064 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 18:17:49,064 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-27 18:17:49,064 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 18:17:49,065 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 18:17:49,065 INFO L82 PathProgramCache]: Analyzing trace with hash 171525970, now seen corresponding path program 1 times [2020-10-27 18:17:49,065 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 18:17:49,066 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [415792480] [2020-10-27 18:17:49,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 18:17:49,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:17:49,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:17:49,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:17:49,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:17:49,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:17:53,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:17:54,132 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:17:54,132 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 242 [2020-10-27 18:17:54,133 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 18:17:54,133 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5012 [2020-10-27 18:17:54,133 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:17:54,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 18:17:54,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 195 [2020-10-27 18:17:54,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-27 18:17:54,134 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 18:17:54,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 18:17:54,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:17:54,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:17:54,387 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:17:54,387 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 18:17:54,388 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:17:54,388 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 18:17:54,388 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:17:54,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 18:17:54,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:17:54,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 18:17:54,389 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:17:54,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 18:17:54,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:17:54,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:17:54,454 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:17:54,455 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 110 [2020-10-27 18:17:54,455 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:17:54,455 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-27 18:17:54,455 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:17:54,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 18:17:54,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:17:54,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 18:17:54,456 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:17:54,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-27 18:17:54,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:17:54,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:17:54,577 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:17:54,577 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 75 [2020-10-27 18:17:54,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:17:54,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 62 [2020-10-27 18:17:54,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:17:54,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 18:17:54,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:17:54,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 69 [2020-10-27 18:17:54,578 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:17:54,688 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 75 proven. 2 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2020-10-27 18:17:54,689 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [415792480] [2020-10-27 18:17:54,689 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 18:17:54,689 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-27 18:17:54,690 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [249665967] [2020-10-27 18:17:54,690 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-27 18:17:54,690 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 18:17:54,691 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-27 18:17:54,691 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-27 18:17:54,691 INFO L87 Difference]: Start difference. First operand 745 states and 1015 transitions. Second operand 5 states. [2020-10-27 18:17:56,301 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 18:17:56,301 INFO L93 Difference]: Finished difference Result 1324 states and 1839 transitions. [2020-10-27 18:17:56,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-27 18:17:56,302 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 228 [2020-10-27 18:17:56,303 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 18:17:56,307 INFO L225 Difference]: With dead ends: 1324 [2020-10-27 18:17:56,307 INFO L226 Difference]: Without dead ends: 751 [2020-10-27 18:17:56,311 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 8 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-27 18:17:56,313 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 751 states. [2020-10-27 18:17:56,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 751 to 745. [2020-10-27 18:17:56,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 745 states. [2020-10-27 18:17:56,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 745 states and 1013 transitions. [2020-10-27 18:17:56,348 INFO L78 Accepts]: Start accepts. Automaton has 745 states and 1013 transitions. Word has length 228 [2020-10-27 18:17:56,349 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 18:17:56,349 INFO L481 AbstractCegarLoop]: Abstraction has 745 states and 1013 transitions. [2020-10-27 18:17:56,349 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-27 18:17:56,349 INFO L276 IsEmpty]: Start isEmpty. Operand 745 states and 1013 transitions. [2020-10-27 18:17:56,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2020-10-27 18:17:56,353 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 18:17:56,353 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 18:17:56,353 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-27 18:17:56,353 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 18:17:56,355 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 18:17:56,355 INFO L82 PathProgramCache]: Analyzing trace with hash 1075029342, now seen corresponding path program 1 times [2020-10-27 18:17:56,356 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 18:17:56,356 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [441768696] [2020-10-27 18:17:56,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 18:17:56,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:17:56,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:17:56,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:17:56,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:17:58,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:17:58,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:18:00,388 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:18:00,389 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 248 [2020-10-27 18:18:00,389 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 18:18:00,389 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3975 [2020-10-27 18:18:00,389 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:18:00,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 18:18:00,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 201 [2020-10-27 18:18:00,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-27 18:18:00,390 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:18:00,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 18:18:00,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:18:00,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:18:00,535 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:18:00,535 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 18:18:00,535 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:18:00,535 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 18:18:00,535 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:18:00,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 18:18:00,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:18:00,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 18:18:00,536 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:18:00,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 18:18:00,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:18:00,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:18:00,593 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:18:00,593 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 110 [2020-10-27 18:18:00,593 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:18:00,593 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-27 18:18:00,593 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:18:00,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 18:18:00,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:18:00,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 18:18:00,594 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:18:00,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-27 18:18:00,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:18:00,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:18:00,705 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:18:00,705 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 81 [2020-10-27 18:18:00,705 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:18:00,705 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 55 [2020-10-27 18:18:00,706 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:18:00,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 18:18:00,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:18:00,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 75 [2020-10-27 18:18:00,706 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:18:00,793 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 75 proven. 2 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2020-10-27 18:18:00,793 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [441768696] [2020-10-27 18:18:00,794 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 18:18:00,794 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-10-27 18:18:00,794 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1376488154] [2020-10-27 18:18:00,794 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-27 18:18:00,795 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 18:18:00,795 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-27 18:18:00,796 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-27 18:18:00,796 INFO L87 Difference]: Start difference. First operand 745 states and 1013 transitions. Second operand 6 states. [2020-10-27 18:18:03,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 18:18:03,048 INFO L93 Difference]: Finished difference Result 1484 states and 2037 transitions. [2020-10-27 18:18:03,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-27 18:18:03,048 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 234 [2020-10-27 18:18:03,049 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 18:18:03,059 INFO L225 Difference]: With dead ends: 1484 [2020-10-27 18:18:03,059 INFO L226 Difference]: Without dead ends: 1481 [2020-10-27 18:18:03,061 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-10-27 18:18:03,064 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1481 states. [2020-10-27 18:18:03,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1481 to 933. [2020-10-27 18:18:03,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 933 states. [2020-10-27 18:18:03,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 933 states to 933 states and 1323 transitions. [2020-10-27 18:18:03,112 INFO L78 Accepts]: Start accepts. Automaton has 933 states and 1323 transitions. Word has length 234 [2020-10-27 18:18:03,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 18:18:03,113 INFO L481 AbstractCegarLoop]: Abstraction has 933 states and 1323 transitions. [2020-10-27 18:18:03,113 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-27 18:18:03,113 INFO L276 IsEmpty]: Start isEmpty. Operand 933 states and 1323 transitions. [2020-10-27 18:18:03,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2020-10-27 18:18:03,117 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 18:18:03,118 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 18:18:03,118 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-27 18:18:03,118 INFO L429 AbstractCegarLoop]: === Iteration 8 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 18:18:03,119 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 18:18:03,119 INFO L82 PathProgramCache]: Analyzing trace with hash 1140904810, now seen corresponding path program 1 times [2020-10-27 18:18:03,119 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 18:18:03,120 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1093609932] [2020-10-27 18:18:03,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 18:18:03,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:18:03,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:18:03,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:18:03,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:18:05,370 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:18:05,370 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 254 [2020-10-27 18:18:05,370 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 18:18:05,370 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2193 [2020-10-27 18:18:05,371 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:18:05,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 18:18:05,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 119 [2020-10-27 18:18:05,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 89 [2020-10-27 18:18:05,371 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:18:05,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 18:18:05,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:18:05,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:18:05,495 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:18:05,496 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 18:18:05,496 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:18:05,496 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 18:18:05,496 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:18:05,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 18:18:05,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:18:05,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 18:18:05,497 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:18:05,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 18:18:05,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:18:05,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:18:05,665 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:18:05,665 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 110 [2020-10-27 18:18:05,665 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:18:05,666 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 119 [2020-10-27 18:18:05,666 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:18:05,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 18:18:05,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:18:05,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 104 [2020-10-27 18:18:05,666 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:18:05,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-27 18:18:05,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:18:05,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:18:05,881 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:18:05,881 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 87 [2020-10-27 18:18:05,881 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:18:05,881 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 142 [2020-10-27 18:18:05,881 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:18:05,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 18:18:05,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 18:18:05,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 87 [2020-10-27 18:18:05,882 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:18:06,009 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 157 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-27 18:18:06,009 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1093609932] [2020-10-27 18:18:06,010 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 18:18:06,010 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-27 18:18:06,010 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1405798317] [2020-10-27 18:18:06,011 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-27 18:18:06,011 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 18:18:06,012 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-27 18:18:06,012 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-27 18:18:06,012 INFO L87 Difference]: Start difference. First operand 933 states and 1323 transitions. Second operand 7 states. [2020-10-27 18:18:08,618 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 18:18:08,618 INFO L93 Difference]: Finished difference Result 2256 states and 3338 transitions. [2020-10-27 18:18:08,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-27 18:18:08,621 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 240 [2020-10-27 18:18:08,622 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 18:18:08,630 INFO L225 Difference]: With dead ends: 2256 [2020-10-27 18:18:08,630 INFO L226 Difference]: Without dead ends: 1329 [2020-10-27 18:18:08,634 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2020-10-27 18:18:08,636 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1329 states. [2020-10-27 18:18:08,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1329 to 935. [2020-10-27 18:18:08,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 935 states. [2020-10-27 18:18:08,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 935 states to 935 states and 1213 transitions. [2020-10-27 18:18:08,674 INFO L78 Accepts]: Start accepts. Automaton has 935 states and 1213 transitions. Word has length 240 [2020-10-27 18:18:08,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 18:18:08,675 INFO L481 AbstractCegarLoop]: Abstraction has 935 states and 1213 transitions. [2020-10-27 18:18:08,675 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-27 18:18:08,675 INFO L276 IsEmpty]: Start isEmpty. Operand 935 states and 1213 transitions. [2020-10-27 18:18:08,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2020-10-27 18:18:08,679 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 18:18:08,679 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 18:18:08,680 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-27 18:18:08,680 INFO L429 AbstractCegarLoop]: === Iteration 9 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 18:18:08,680 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 18:18:08,680 INFO L82 PathProgramCache]: Analyzing trace with hash 529335316, now seen corresponding path program 1 times [2020-10-27 18:18:08,681 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 18:18:08,681 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [588303830] [2020-10-27 18:18:08,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 18:18:08,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:18:08,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:18:08,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:18:10,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:18:10,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 257 [2020-10-27 18:18:10,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 18:18:10,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1763 [2020-10-27 18:18:10,494 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:18:10,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 18:18:10,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 122 [2020-10-27 18:18:10,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 89 [2020-10-27 18:18:10,495 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:18:10,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 18:18:10,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:18:10,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:18:10,617 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:18:10,617 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 18:18:10,617 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:18:10,618 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 18:18:10,618 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:18:10,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 18:18:10,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:18:10,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 18:18:10,618 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:18:10,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 18:18:10,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:18:10,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:18:10,758 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:18:10,758 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 113 [2020-10-27 18:18:10,759 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:18:10,759 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 102 [2020-10-27 18:18:10,759 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:18:10,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 18:18:10,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:18:10,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 107 [2020-10-27 18:18:10,760 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:18:10,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-27 18:18:10,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:18:10,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:18:10,946 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:18:10,946 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 87 [2020-10-27 18:18:10,946 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:18:10,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 132 [2020-10-27 18:18:10,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:18:10,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 18:18:10,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 18:18:10,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 87 [2020-10-27 18:18:10,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:18:11,079 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 157 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-27 18:18:11,080 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [588303830] [2020-10-27 18:18:11,080 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 18:18:11,080 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-27 18:18:11,081 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1697088456] [2020-10-27 18:18:11,082 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-27 18:18:11,087 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 18:18:11,087 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-27 18:18:11,088 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-27 18:18:11,089 INFO L87 Difference]: Start difference. First operand 935 states and 1213 transitions. Second operand 7 states. [2020-10-27 18:18:14,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 18:18:14,018 INFO L93 Difference]: Finished difference Result 2290 states and 3118 transitions. [2020-10-27 18:18:14,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-27 18:18:14,019 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 243 [2020-10-27 18:18:14,020 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 18:18:14,030 INFO L225 Difference]: With dead ends: 2290 [2020-10-27 18:18:14,030 INFO L226 Difference]: Without dead ends: 1353 [2020-10-27 18:18:14,035 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2020-10-27 18:18:14,037 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1353 states. [2020-10-27 18:18:14,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1353 to 1317. [2020-10-27 18:18:14,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1317 states. [2020-10-27 18:18:14,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1317 states to 1317 states and 1679 transitions. [2020-10-27 18:18:14,098 INFO L78 Accepts]: Start accepts. Automaton has 1317 states and 1679 transitions. Word has length 243 [2020-10-27 18:18:14,098 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 18:18:14,098 INFO L481 AbstractCegarLoop]: Abstraction has 1317 states and 1679 transitions. [2020-10-27 18:18:14,098 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-27 18:18:14,099 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1679 transitions. [2020-10-27 18:18:14,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2020-10-27 18:18:14,104 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 18:18:14,104 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 18:18:14,105 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-27 18:18:14,105 INFO L429 AbstractCegarLoop]: === Iteration 10 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 18:18:14,105 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 18:18:14,106 INFO L82 PathProgramCache]: Analyzing trace with hash -1100923400, now seen corresponding path program 1 times [2020-10-27 18:18:14,106 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 18:18:14,106 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [164554707] [2020-10-27 18:18:14,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 18:18:14,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:18:14,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:18:14,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:18:16,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:18:17,934 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:18:17,934 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 275 [2020-10-27 18:18:17,934 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 18:18:17,934 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3766 [2020-10-27 18:18:17,935 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:18:17,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 18:18:17,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 140 [2020-10-27 18:18:17,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 131 [2020-10-27 18:18:17,935 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:18:18,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 18:18:18,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:18:18,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:18:18,078 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:18:18,079 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 18:18:18,079 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:18:18,079 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 18:18:18,079 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:18:18,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 18:18:18,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:18:18,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 18:18:18,080 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:18:18,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 18:18:18,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:18:18,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:18:18,224 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:18:18,224 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 131 [2020-10-27 18:18:18,224 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:18:18,224 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 96 [2020-10-27 18:18:18,224 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:18:18,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 18:18:18,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:18:18,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 125 [2020-10-27 18:18:18,225 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:18:18,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-10-27 18:18:18,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:18:18,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:18:18,397 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:18:18,398 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 87 [2020-10-27 18:18:18,398 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:18:18,398 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 116 [2020-10-27 18:18:18,398 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:18:18,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 18:18:18,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 18:18:18,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 87 [2020-10-27 18:18:18,399 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:18:18,561 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 122 proven. 37 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-27 18:18:18,562 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [164554707] [2020-10-27 18:18:18,562 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 18:18:18,562 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-27 18:18:18,562 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [817163033] [2020-10-27 18:18:18,563 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 18:18:18,563 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 18:18:18,564 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 18:18:18,564 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-10-27 18:18:18,564 INFO L87 Difference]: Start difference. First operand 1317 states and 1679 transitions. Second operand 8 states. [2020-10-27 18:18:21,612 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 18:18:21,612 INFO L93 Difference]: Finished difference Result 3040 states and 3935 transitions. [2020-10-27 18:18:21,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-27 18:18:21,613 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 261 [2020-10-27 18:18:21,614 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 18:18:21,626 INFO L225 Difference]: With dead ends: 3040 [2020-10-27 18:18:21,626 INFO L226 Difference]: Without dead ends: 1913 [2020-10-27 18:18:21,630 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=49, Invalid=107, Unknown=0, NotChecked=0, Total=156 [2020-10-27 18:18:21,632 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1913 states. [2020-10-27 18:18:21,677 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1913 to 1323. [2020-10-27 18:18:21,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1323 states. [2020-10-27 18:18:21,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1323 states to 1323 states and 1693 transitions. [2020-10-27 18:18:21,685 INFO L78 Accepts]: Start accepts. Automaton has 1323 states and 1693 transitions. Word has length 261 [2020-10-27 18:18:21,686 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 18:18:21,686 INFO L481 AbstractCegarLoop]: Abstraction has 1323 states and 1693 transitions. [2020-10-27 18:18:21,686 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 18:18:21,686 INFO L276 IsEmpty]: Start isEmpty. Operand 1323 states and 1693 transitions. [2020-10-27 18:18:21,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2020-10-27 18:18:21,692 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 18:18:21,692 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 18:18:21,692 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-27 18:18:21,693 INFO L429 AbstractCegarLoop]: === Iteration 11 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 18:18:21,693 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 18:18:21,693 INFO L82 PathProgramCache]: Analyzing trace with hash -927359076, now seen corresponding path program 1 times [2020-10-27 18:18:21,693 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 18:18:21,694 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [940135358] [2020-10-27 18:18:21,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 18:18:21,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:18:21,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:18:21,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:18:22,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:18:23,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:18:24,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:18:24,777 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 280 [2020-10-27 18:18:24,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 18:18:24,777 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3033 [2020-10-27 18:18:24,777 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:18:24,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 18:18:24,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 233 [2020-10-27 18:18:24,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-27 18:18:24,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:18:24,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 18:18:24,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:18:24,894 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:18:24,900 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:18:24,900 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 18:18:24,900 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:18:24,901 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 18:18:24,901 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:18:24,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 18:18:24,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:18:24,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 18:18:24,901 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:18:24,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 18:18:24,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:18:24,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:18:24,975 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:18:24,976 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 131 [2020-10-27 18:18:24,976 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:18:24,976 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-10-27 18:18:24,976 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:18:24,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 18:18:24,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:18:24,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 18:18:24,976 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:18:25,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-10-27 18:18:25,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:18:25,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:18:25,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:18:25,098 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 92 [2020-10-27 18:18:25,098 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:18:25,098 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 65 [2020-10-27 18:18:25,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:18:25,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 18:18:25,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:18:25,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 86 [2020-10-27 18:18:25,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:18:25,239 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 75 proven. 2 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2020-10-27 18:18:25,240 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [940135358] [2020-10-27 18:18:25,240 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 18:18:25,240 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-27 18:18:25,240 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [892875445] [2020-10-27 18:18:25,241 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-27 18:18:25,241 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 18:18:25,242 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-27 18:18:25,242 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-27 18:18:25,242 INFO L87 Difference]: Start difference. First operand 1323 states and 1693 transitions. Second operand 5 states. [2020-10-27 18:18:27,573 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 18:18:27,573 INFO L93 Difference]: Finished difference Result 3389 states and 4409 transitions. [2020-10-27 18:18:27,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-27 18:18:27,575 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 266 [2020-10-27 18:18:27,575 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 18:18:27,576 INFO L225 Difference]: With dead ends: 3389 [2020-10-27 18:18:27,576 INFO L226 Difference]: Without dead ends: 0 [2020-10-27 18:18:27,582 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 8 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-27 18:18:27,583 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-27 18:18:27,583 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-27 18:18:27,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-27 18:18:27,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-27 18:18:27,583 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 266 [2020-10-27 18:18:27,583 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 18:18:27,584 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-27 18:18:27,584 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-27 18:18:27,584 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-27 18:18:27,584 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-27 18:18:27,584 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-27 18:18:27,586 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-27 18:18:28,009 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 57 [2020-10-27 18:18:28,755 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 57 [2020-10-27 18:18:29,010 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 48 [2020-10-27 18:18:29,162 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 49 [2020-10-27 18:18:30,211 WARN L193 SmtUtils]: Spent 952.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 65 [2020-10-27 18:18:30,357 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 49 [2020-10-27 18:18:30,416 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 4) no Hoare annotation was computed. [2020-10-27 18:18:30,417 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 4) the Hoare annotation is: true [2020-10-27 18:18:30,417 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 4) no Hoare annotation was computed. [2020-10-27 18:18:30,417 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 4) no Hoare annotation was computed. [2020-10-27 18:18:30,417 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-27 18:18:30,417 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= ~a21~0 |old(~a21~0)|) (= |#t~string6.base| |old(#t~string6.base)|) (= ~inputA~0 |old(~inputA~0)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~a12~0 |old(~a12~0)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= ~a15~0 |old(~a15~0)|) (= |old(#valid)| |#valid|) (= |#t~string5.base| |old(#t~string5.base)|) (= ~a24~0 |old(~a24~0)|) (= ~inputC~0 |old(~inputC~0)|) (= ~inputF~0 |old(~inputF~0)|) (= ~inputE~0 |old(~inputE~0)|) (= ~inputD~0 |old(~inputD~0)|) (= |#NULL.base| |old(#NULL.base)|) (= ~inputB~0 |old(~inputB~0)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string7.base| |old(#t~string7.base)|)) [2020-10-27 18:18:30,417 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-27 18:18:30,417 INFO L274 CegarLoopResult]: For program point L696(lines 696 872) no Hoare annotation was computed. [2020-10-27 18:18:30,418 INFO L274 CegarLoopResult]: For program point L168(line 168) no Hoare annotation was computed. [2020-10-27 18:18:30,418 INFO L274 CegarLoopResult]: For program point L102(line 102) no Hoare annotation was computed. [2020-10-27 18:18:30,418 INFO L274 CegarLoopResult]: For program point L36(line 36) no Hoare annotation was computed. [2020-10-27 18:18:30,418 INFO L274 CegarLoopResult]: For program point L301(lines 301 872) no Hoare annotation was computed. [2020-10-27 18:18:30,418 INFO L274 CegarLoopResult]: For program point L434(lines 434 872) no Hoare annotation was computed. [2020-10-27 18:18:30,418 INFO L274 CegarLoopResult]: For program point L368(lines 368 872) no Hoare annotation was computed. [2020-10-27 18:18:30,418 INFO L274 CegarLoopResult]: For program point L170-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:18:30,419 INFO L274 CegarLoopResult]: For program point L104-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:18:30,419 INFO L274 CegarLoopResult]: For program point L38-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:18:30,419 INFO L274 CegarLoopResult]: For program point L237(lines 237 872) no Hoare annotation was computed. [2020-10-27 18:18:30,419 INFO L274 CegarLoopResult]: For program point L171(line 171) no Hoare annotation was computed. [2020-10-27 18:18:30,419 INFO L274 CegarLoopResult]: For program point L105(line 105) no Hoare annotation was computed. [2020-10-27 18:18:30,419 INFO L274 CegarLoopResult]: For program point L39(line 39) no Hoare annotation was computed. [2020-10-27 18:18:30,419 INFO L274 CegarLoopResult]: For program point L766(lines 766 872) no Hoare annotation was computed. [2020-10-27 18:18:30,419 INFO L274 CegarLoopResult]: For program point L634(lines 634 872) no Hoare annotation was computed. [2020-10-27 18:18:30,419 INFO L274 CegarLoopResult]: For program point L502(lines 502 872) no Hoare annotation was computed. [2020-10-27 18:18:30,419 INFO L274 CegarLoopResult]: For program point L833(lines 833 872) no Hoare annotation was computed. [2020-10-27 18:18:30,419 INFO L274 CegarLoopResult]: For program point L173-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:18:30,420 INFO L274 CegarLoopResult]: For program point L107-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:18:30,420 INFO L274 CegarLoopResult]: For program point L41-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:18:30,420 INFO L274 CegarLoopResult]: For program point L702(lines 702 872) no Hoare annotation was computed. [2020-10-27 18:18:30,421 INFO L274 CegarLoopResult]: For program point L570(lines 570 872) no Hoare annotation was computed. [2020-10-27 18:18:30,421 INFO L274 CegarLoopResult]: For program point L174(line 174) no Hoare annotation was computed. [2020-10-27 18:18:30,421 INFO L274 CegarLoopResult]: For program point L108(line 108) no Hoare annotation was computed. [2020-10-27 18:18:30,421 INFO L274 CegarLoopResult]: For program point L42(line 42) no Hoare annotation was computed. [2020-10-27 18:18:30,421 INFO L274 CegarLoopResult]: For program point L307(lines 307 872) no Hoare annotation was computed. [2020-10-27 18:18:30,421 INFO L274 CegarLoopResult]: For program point L440(lines 440 872) no Hoare annotation was computed. [2020-10-27 18:18:30,422 INFO L274 CegarLoopResult]: For program point L374(lines 374 872) no Hoare annotation was computed. [2020-10-27 18:18:30,422 INFO L274 CegarLoopResult]: For program point L176-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:18:30,422 INFO L274 CegarLoopResult]: For program point L110-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:18:30,422 INFO L274 CegarLoopResult]: For program point L44-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:18:30,423 INFO L274 CegarLoopResult]: For program point L243(lines 243 872) no Hoare annotation was computed. [2020-10-27 18:18:30,423 INFO L274 CegarLoopResult]: For program point L177(line 177) no Hoare annotation was computed. [2020-10-27 18:18:30,424 INFO L274 CegarLoopResult]: For program point L111(line 111) no Hoare annotation was computed. [2020-10-27 18:18:30,424 INFO L274 CegarLoopResult]: For program point L45(line 45) no Hoare annotation was computed. [2020-10-27 18:18:30,424 INFO L274 CegarLoopResult]: For program point L640(lines 640 872) no Hoare annotation was computed. [2020-10-27 18:18:30,424 INFO L274 CegarLoopResult]: For program point L508(lines 508 872) no Hoare annotation was computed. [2020-10-27 18:18:30,424 INFO L274 CegarLoopResult]: For program point L839(lines 839 872) no Hoare annotation was computed. [2020-10-27 18:18:30,424 INFO L274 CegarLoopResult]: For program point L773(lines 773 872) no Hoare annotation was computed. [2020-10-27 18:18:30,424 INFO L274 CegarLoopResult]: For program point L575(lines 575 872) no Hoare annotation was computed. [2020-10-27 18:18:30,424 INFO L274 CegarLoopResult]: For program point L179-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:18:30,424 INFO L274 CegarLoopResult]: For program point L113-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:18:30,424 INFO L274 CegarLoopResult]: For program point L47-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:18:30,425 INFO L274 CegarLoopResult]: For program point L708(lines 708 872) no Hoare annotation was computed. [2020-10-27 18:18:30,425 INFO L274 CegarLoopResult]: For program point L180(line 180) no Hoare annotation was computed. [2020-10-27 18:18:30,425 INFO L274 CegarLoopResult]: For program point L114(line 114) no Hoare annotation was computed. [2020-10-27 18:18:30,425 INFO L274 CegarLoopResult]: For program point L48(line 48) no Hoare annotation was computed. [2020-10-27 18:18:30,425 INFO L274 CegarLoopResult]: For program point L313(lines 313 872) no Hoare annotation was computed. [2020-10-27 18:18:30,425 INFO L274 CegarLoopResult]: For program point L446(lines 446 872) no Hoare annotation was computed. [2020-10-27 18:18:30,425 INFO L274 CegarLoopResult]: For program point L380(lines 380 872) no Hoare annotation was computed. [2020-10-27 18:18:30,425 INFO L274 CegarLoopResult]: For program point L182-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:18:30,426 INFO L274 CegarLoopResult]: For program point L116-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:18:30,426 INFO L274 CegarLoopResult]: For program point L50-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:18:30,426 INFO L274 CegarLoopResult]: For program point L249(lines 249 872) no Hoare annotation was computed. [2020-10-27 18:18:30,426 INFO L274 CegarLoopResult]: For program point L183(line 183) no Hoare annotation was computed. [2020-10-27 18:18:30,426 INFO L274 CegarLoopResult]: For program point L117(line 117) no Hoare annotation was computed. [2020-10-27 18:18:30,426 INFO L274 CegarLoopResult]: For program point L51(line 51) no Hoare annotation was computed. [2020-10-27 18:18:30,427 INFO L274 CegarLoopResult]: For program point L844(lines 844 872) no Hoare annotation was computed. [2020-10-27 18:18:30,427 INFO L274 CegarLoopResult]: For program point calculate_outputEXIT(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:18:30,427 INFO L274 CegarLoopResult]: For program point L646(lines 646 872) no Hoare annotation was computed. [2020-10-27 18:18:30,427 INFO L274 CegarLoopResult]: For program point L514(lines 514 872) no Hoare annotation was computed. [2020-10-27 18:18:30,427 INFO L274 CegarLoopResult]: For program point L779(lines 779 872) no Hoare annotation was computed. [2020-10-27 18:18:30,427 INFO L274 CegarLoopResult]: For program point L581(lines 581 872) no Hoare annotation was computed. [2020-10-27 18:18:30,427 INFO L274 CegarLoopResult]: For program point L185-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:18:30,427 INFO L274 CegarLoopResult]: For program point L119-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:18:30,427 INFO L274 CegarLoopResult]: For program point L53-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:18:30,427 INFO L274 CegarLoopResult]: For program point L714(lines 714 872) no Hoare annotation was computed. [2020-10-27 18:18:30,428 INFO L274 CegarLoopResult]: For program point L186(line 186) no Hoare annotation was computed. [2020-10-27 18:18:30,428 INFO L270 CegarLoopResult]: At program point L120(line 120) the Hoare annotation is: (let ((.cse1 (not (= 5 |old(~a15~0)|))) (.cse0 (not (<= |old(~a12~0)| 599999)))) (and (or .cse0 .cse1) (or (not (= 9 |old(~a21~0)|)) .cse1) (or (not (= 10 |old(~a21~0)|)) (not (= 6 |old(~a15~0)|)) (not (= |old(~a24~0)| 1)) (not (<= |old(~a12~0)| 10)) (not (<= 0 (+ |old(~a12~0)| 41)))) (or (not (<= 81 |old(~a12~0)|)) .cse0) (or (and (not (<= |old(~a21~0)| 9)) (not (<= 8 |old(~a15~0)|))) .cse0) (not (<= (+ |old(~a12~0)| 397560) 0)))) [2020-10-27 18:18:30,428 INFO L274 CegarLoopResult]: For program point L120-1(line 120) no Hoare annotation was computed. [2020-10-27 18:18:30,428 INFO L274 CegarLoopResult]: For program point L54(line 54) no Hoare annotation was computed. [2020-10-27 18:18:30,428 INFO L274 CegarLoopResult]: For program point L451(lines 451 872) no Hoare annotation was computed. [2020-10-27 18:18:30,429 INFO L274 CegarLoopResult]: For program point L319(lines 319 872) no Hoare annotation was computed. [2020-10-27 18:18:30,429 INFO L274 CegarLoopResult]: For program point L386(lines 386 872) no Hoare annotation was computed. [2020-10-27 18:18:30,429 INFO L274 CegarLoopResult]: For program point L254(lines 254 872) no Hoare annotation was computed. [2020-10-27 18:18:30,429 INFO L274 CegarLoopResult]: For program point L188-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:18:30,429 INFO L274 CegarLoopResult]: For program point L122-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:18:30,429 INFO L274 CegarLoopResult]: For program point L56-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:18:30,429 INFO L274 CegarLoopResult]: For program point L189(line 189) no Hoare annotation was computed. [2020-10-27 18:18:30,429 INFO L274 CegarLoopResult]: For program point L123(line 123) no Hoare annotation was computed. [2020-10-27 18:18:30,429 INFO L274 CegarLoopResult]: For program point L57(line 57) no Hoare annotation was computed. [2020-10-27 18:18:30,429 INFO L274 CegarLoopResult]: For program point L850(lines 850 872) no Hoare annotation was computed. [2020-10-27 18:18:30,429 INFO L274 CegarLoopResult]: For program point L652(lines 652 872) no Hoare annotation was computed. [2020-10-27 18:18:30,429 INFO L274 CegarLoopResult]: For program point L520(lines 520 872) no Hoare annotation was computed. [2020-10-27 18:18:30,429 INFO L274 CegarLoopResult]: For program point L785(lines 785 872) no Hoare annotation was computed. [2020-10-27 18:18:30,430 INFO L274 CegarLoopResult]: For program point L587(lines 587 872) no Hoare annotation was computed. [2020-10-27 18:18:30,430 INFO L274 CegarLoopResult]: For program point L191-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:18:30,430 INFO L274 CegarLoopResult]: For program point L125-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:18:30,430 INFO L274 CegarLoopResult]: For program point L59-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:18:30,430 INFO L274 CegarLoopResult]: For program point L720(lines 720 872) no Hoare annotation was computed. [2020-10-27 18:18:30,430 INFO L270 CegarLoopResult]: At program point calculate_outputENTRY(lines 22 874) the Hoare annotation is: (let ((.cse6 (= ~a24~0 |old(~a24~0)|)) (.cse2 (= ~a21~0 |old(~a21~0)|)) (.cse3 (= ~a12~0 |old(~a12~0)|)) (.cse4 (= ~a15~0 |old(~a15~0)|))) (let ((.cse1 (not (<= |old(~a12~0)| 599999))) (.cse5 (= 5 ~a15~0)) (.cse7 (not (= 5 |old(~a15~0)|))) (.cse0 (and .cse6 .cse2 .cse3 .cse4))) (and (or (not (<= 81 |old(~a12~0)|)) .cse0 .cse1) (or .cse0 (and (not (<= |old(~a21~0)| 9)) (not (<= 8 |old(~a15~0)|))) .cse1) (or (not (= 10 |old(~a21~0)|)) (not (= 6 |old(~a15~0)|)) (not (= |old(~a24~0)| 1)) (and .cse2 (= ~a24~0 1) .cse3 .cse4) (not (<= |old(~a12~0)| 10)) (not (<= 0 (+ |old(~a12~0)| 41)))) (or (and .cse5 .cse6 .cse2 .cse3) .cse1 .cse7) (or (not (= 9 |old(~a21~0)|)) (and .cse5 .cse6 (= ~a21~0 9) .cse3) .cse7) (or .cse0 (not (<= (+ |old(~a12~0)| 397560) 0)))))) [2020-10-27 18:18:30,430 INFO L274 CegarLoopResult]: For program point L456(lines 456 872) no Hoare annotation was computed. [2020-10-27 18:18:30,430 INFO L274 CegarLoopResult]: For program point L192(line 192) no Hoare annotation was computed. [2020-10-27 18:18:30,430 INFO L274 CegarLoopResult]: For program point L126(line 126) no Hoare annotation was computed. [2020-10-27 18:18:30,431 INFO L274 CegarLoopResult]: For program point L60(line 60) no Hoare annotation was computed. [2020-10-27 18:18:30,431 INFO L274 CegarLoopResult]: For program point L325(lines 325 872) no Hoare annotation was computed. [2020-10-27 18:18:30,431 INFO L274 CegarLoopResult]: For program point L392(lines 392 872) no Hoare annotation was computed. [2020-10-27 18:18:30,431 INFO L274 CegarLoopResult]: For program point L260(lines 260 872) no Hoare annotation was computed. [2020-10-27 18:18:30,431 INFO L274 CegarLoopResult]: For program point L194-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:18:30,431 INFO L274 CegarLoopResult]: For program point L128-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:18:30,432 INFO L274 CegarLoopResult]: For program point L62-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:18:30,432 INFO L274 CegarLoopResult]: For program point L195(line 195) no Hoare annotation was computed. [2020-10-27 18:18:30,432 INFO L274 CegarLoopResult]: For program point L129(line 129) no Hoare annotation was computed. [2020-10-27 18:18:30,432 INFO L274 CegarLoopResult]: For program point L63(line 63) no Hoare annotation was computed. [2020-10-27 18:18:30,432 INFO L274 CegarLoopResult]: For program point L856(lines 856 872) no Hoare annotation was computed. [2020-10-27 18:18:30,432 INFO L274 CegarLoopResult]: For program point L658(lines 658 872) no Hoare annotation was computed. [2020-10-27 18:18:30,432 INFO L274 CegarLoopResult]: For program point L526(lines 526 872) no Hoare annotation was computed. [2020-10-27 18:18:30,432 INFO L274 CegarLoopResult]: For program point L791(lines 791 872) no Hoare annotation was computed. [2020-10-27 18:18:30,432 INFO L274 CegarLoopResult]: For program point L593(lines 593 872) no Hoare annotation was computed. [2020-10-27 18:18:30,432 INFO L274 CegarLoopResult]: For program point L197-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:18:30,432 INFO L274 CegarLoopResult]: For program point L131-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:18:30,432 INFO L274 CegarLoopResult]: For program point L65-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:18:30,432 INFO L274 CegarLoopResult]: For program point L726(lines 726 872) no Hoare annotation was computed. [2020-10-27 18:18:30,432 INFO L274 CegarLoopResult]: For program point L462(lines 462 872) no Hoare annotation was computed. [2020-10-27 18:18:30,433 INFO L274 CegarLoopResult]: For program point L198(line 198) no Hoare annotation was computed. [2020-10-27 18:18:30,433 INFO L274 CegarLoopResult]: For program point L132(line 132) no Hoare annotation was computed. [2020-10-27 18:18:30,433 INFO L274 CegarLoopResult]: For program point L66(line 66) no Hoare annotation was computed. [2020-10-27 18:18:30,433 INFO L274 CegarLoopResult]: For program point L331(lines 331 872) no Hoare annotation was computed. [2020-10-27 18:18:30,433 INFO L274 CegarLoopResult]: For program point L398(lines 398 872) no Hoare annotation was computed. [2020-10-27 18:18:30,433 INFO L274 CegarLoopResult]: For program point L266(lines 266 872) no Hoare annotation was computed. [2020-10-27 18:18:30,433 INFO L274 CegarLoopResult]: For program point L200-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:18:30,433 INFO L274 CegarLoopResult]: For program point L134-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:18:30,433 INFO L274 CegarLoopResult]: For program point L68-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:18:30,433 INFO L274 CegarLoopResult]: For program point L861(lines 861 872) no Hoare annotation was computed. [2020-10-27 18:18:30,433 INFO L274 CegarLoopResult]: For program point L201(line 201) no Hoare annotation was computed. [2020-10-27 18:18:30,434 INFO L274 CegarLoopResult]: For program point L135(line 135) no Hoare annotation was computed. [2020-10-27 18:18:30,434 INFO L274 CegarLoopResult]: For program point L69(line 69) no Hoare annotation was computed. [2020-10-27 18:18:30,434 INFO L274 CegarLoopResult]: For program point L664(lines 664 872) no Hoare annotation was computed. [2020-10-27 18:18:30,434 INFO L274 CegarLoopResult]: For program point L532(lines 532 872) no Hoare annotation was computed. [2020-10-27 18:18:30,434 INFO L274 CegarLoopResult]: For program point L797(lines 797 872) no Hoare annotation was computed. [2020-10-27 18:18:30,434 INFO L274 CegarLoopResult]: For program point L599(lines 599 872) no Hoare annotation was computed. [2020-10-27 18:18:30,434 INFO L274 CegarLoopResult]: For program point L203-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:18:30,434 INFO L274 CegarLoopResult]: For program point L137-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:18:30,434 INFO L274 CegarLoopResult]: For program point L71-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:18:30,434 INFO L274 CegarLoopResult]: For program point L732(lines 732 872) no Hoare annotation was computed. [2020-10-27 18:18:30,434 INFO L274 CegarLoopResult]: For program point L204(line 204) no Hoare annotation was computed. [2020-10-27 18:18:30,435 INFO L274 CegarLoopResult]: For program point L138(line 138) no Hoare annotation was computed. [2020-10-27 18:18:30,435 INFO L274 CegarLoopResult]: For program point L72(line 72) no Hoare annotation was computed. [2020-10-27 18:18:30,435 INFO L274 CegarLoopResult]: For program point L469(lines 469 872) no Hoare annotation was computed. [2020-10-27 18:18:30,435 INFO L274 CegarLoopResult]: For program point L337(lines 337 872) no Hoare annotation was computed. [2020-10-27 18:18:30,435 INFO L274 CegarLoopResult]: For program point L271(lines 271 872) no Hoare annotation was computed. [2020-10-27 18:18:30,435 INFO L274 CegarLoopResult]: For program point L404(lines 404 872) no Hoare annotation was computed. [2020-10-27 18:18:30,435 INFO L274 CegarLoopResult]: For program point L140-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:18:30,435 INFO L274 CegarLoopResult]: For program point L74-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:18:30,435 INFO L274 CegarLoopResult]: For program point L867(lines 867 872) no Hoare annotation was computed. [2020-10-27 18:18:30,435 INFO L274 CegarLoopResult]: For program point L141(line 141) no Hoare annotation was computed. [2020-10-27 18:18:30,435 INFO L274 CegarLoopResult]: For program point L75(line 75) no Hoare annotation was computed. [2020-10-27 18:18:30,435 INFO L274 CegarLoopResult]: For program point L670(lines 670 872) no Hoare annotation was computed. [2020-10-27 18:18:30,435 INFO L274 CegarLoopResult]: For program point L538(lines 538 872) no Hoare annotation was computed. [2020-10-27 18:18:30,436 INFO L274 CegarLoopResult]: For program point L803(lines 803 872) no Hoare annotation was computed. [2020-10-27 18:18:30,436 INFO L274 CegarLoopResult]: For program point L737(lines 737 872) no Hoare annotation was computed. [2020-10-27 18:18:30,436 INFO L274 CegarLoopResult]: For program point L605(lines 605 872) no Hoare annotation was computed. [2020-10-27 18:18:30,436 INFO L274 CegarLoopResult]: For program point L143-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:18:30,436 INFO L274 CegarLoopResult]: For program point L77-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:18:30,436 INFO L274 CegarLoopResult]: For program point L474(lines 474 872) no Hoare annotation was computed. [2020-10-27 18:18:30,436 INFO L274 CegarLoopResult]: For program point L144(line 144) no Hoare annotation was computed. [2020-10-27 18:18:30,436 INFO L274 CegarLoopResult]: For program point L78(line 78) no Hoare annotation was computed. [2020-10-27 18:18:30,436 INFO L274 CegarLoopResult]: For program point L343(lines 343 872) no Hoare annotation was computed. [2020-10-27 18:18:30,436 INFO L274 CegarLoopResult]: For program point L277(lines 277 872) no Hoare annotation was computed. [2020-10-27 18:18:30,436 INFO L274 CegarLoopResult]: For program point L410(lines 410 872) no Hoare annotation was computed. [2020-10-27 18:18:30,436 INFO L274 CegarLoopResult]: For program point L146-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:18:30,437 INFO L274 CegarLoopResult]: For program point L80-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:18:30,437 INFO L274 CegarLoopResult]: For program point L543(lines 543 872) no Hoare annotation was computed. [2020-10-27 18:18:30,437 INFO L274 CegarLoopResult]: For program point L213(lines 213 872) no Hoare annotation was computed. [2020-10-27 18:18:30,437 INFO L274 CegarLoopResult]: For program point L147(line 147) no Hoare annotation was computed. [2020-10-27 18:18:30,437 INFO L274 CegarLoopResult]: For program point L81(line 81) no Hoare annotation was computed. [2020-10-27 18:18:30,437 INFO L274 CegarLoopResult]: For program point L676(lines 676 872) no Hoare annotation was computed. [2020-10-27 18:18:30,437 INFO L274 CegarLoopResult]: For program point L809(lines 809 872) no Hoare annotation was computed. [2020-10-27 18:18:30,437 INFO L274 CegarLoopResult]: For program point L743(lines 743 872) no Hoare annotation was computed. [2020-10-27 18:18:30,437 INFO L274 CegarLoopResult]: For program point L611(lines 611 872) no Hoare annotation was computed. [2020-10-27 18:18:30,437 INFO L274 CegarLoopResult]: For program point L149-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:18:30,437 INFO L274 CegarLoopResult]: For program point L83-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:18:30,437 INFO L274 CegarLoopResult]: For program point L480(lines 480 872) no Hoare annotation was computed. [2020-10-27 18:18:30,437 INFO L274 CegarLoopResult]: For program point L282(lines 282 872) no Hoare annotation was computed. [2020-10-27 18:18:30,437 INFO L274 CegarLoopResult]: For program point L150(line 150) no Hoare annotation was computed. [2020-10-27 18:18:30,438 INFO L274 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2020-10-27 18:18:30,438 INFO L274 CegarLoopResult]: For program point calculate_outputFINAL(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:18:30,438 INFO L274 CegarLoopResult]: For program point L679(lines 679 872) no Hoare annotation was computed. [2020-10-27 18:18:30,438 INFO L274 CegarLoopResult]: For program point L349(lines 349 872) no Hoare annotation was computed. [2020-10-27 18:18:30,438 INFO L274 CegarLoopResult]: For program point L416(lines 416 872) no Hoare annotation was computed. [2020-10-27 18:18:30,438 INFO L274 CegarLoopResult]: For program point L152-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:18:30,438 INFO L274 CegarLoopResult]: For program point L86-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:18:30,438 INFO L274 CegarLoopResult]: For program point L549(lines 549 872) no Hoare annotation was computed. [2020-10-27 18:18:30,438 INFO L274 CegarLoopResult]: For program point L219(lines 219 872) no Hoare annotation was computed. [2020-10-27 18:18:30,438 INFO L274 CegarLoopResult]: For program point L153(line 153) no Hoare annotation was computed. [2020-10-27 18:18:30,438 INFO L274 CegarLoopResult]: For program point L87(line 87) no Hoare annotation was computed. [2020-10-27 18:18:30,438 INFO L274 CegarLoopResult]: For program point L749(lines 749 872) no Hoare annotation was computed. [2020-10-27 18:18:30,439 INFO L274 CegarLoopResult]: For program point L617(lines 617 872) no Hoare annotation was computed. [2020-10-27 18:18:30,439 INFO L274 CegarLoopResult]: For program point L155-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:18:30,439 INFO L274 CegarLoopResult]: For program point L89-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:18:30,439 INFO L274 CegarLoopResult]: For program point L23(lines 23 25) no Hoare annotation was computed. [2020-10-27 18:18:30,439 INFO L274 CegarLoopResult]: For program point L23-2(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:18:30,439 INFO L274 CegarLoopResult]: For program point L816(lines 816 872) no Hoare annotation was computed. [2020-10-27 18:18:30,439 INFO L274 CegarLoopResult]: For program point L486(lines 486 872) no Hoare annotation was computed. [2020-10-27 18:18:30,439 INFO L274 CegarLoopResult]: For program point L288(lines 288 872) no Hoare annotation was computed. [2020-10-27 18:18:30,439 INFO L274 CegarLoopResult]: For program point L156(line 156) no Hoare annotation was computed. [2020-10-27 18:18:30,439 INFO L274 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2020-10-27 18:18:30,439 INFO L274 CegarLoopResult]: For program point L24(line 24) no Hoare annotation was computed. [2020-10-27 18:18:30,439 INFO L274 CegarLoopResult]: For program point L685(lines 685 872) no Hoare annotation was computed. [2020-10-27 18:18:30,439 INFO L274 CegarLoopResult]: For program point L355(lines 355 872) no Hoare annotation was computed. [2020-10-27 18:18:30,439 INFO L274 CegarLoopResult]: For program point L554(lines 554 872) no Hoare annotation was computed. [2020-10-27 18:18:30,440 INFO L274 CegarLoopResult]: For program point L422(lines 422 872) no Hoare annotation was computed. [2020-10-27 18:18:30,440 INFO L274 CegarLoopResult]: For program point L158-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:18:30,440 INFO L274 CegarLoopResult]: For program point L92-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:18:30,440 INFO L274 CegarLoopResult]: For program point L26-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:18:30,440 INFO L274 CegarLoopResult]: For program point L225(lines 225 872) no Hoare annotation was computed. [2020-10-27 18:18:30,440 INFO L274 CegarLoopResult]: For program point L159(line 159) no Hoare annotation was computed. [2020-10-27 18:18:30,440 INFO L274 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-10-27 18:18:30,440 INFO L274 CegarLoopResult]: For program point L27(line 27) no Hoare annotation was computed. [2020-10-27 18:18:30,440 INFO L274 CegarLoopResult]: For program point L754(lines 754 872) no Hoare annotation was computed. [2020-10-27 18:18:30,440 INFO L274 CegarLoopResult]: For program point L821(lines 821 872) no Hoare annotation was computed. [2020-10-27 18:18:30,440 INFO L274 CegarLoopResult]: For program point L623(lines 623 872) no Hoare annotation was computed. [2020-10-27 18:18:30,441 INFO L274 CegarLoopResult]: For program point L557(lines 557 872) no Hoare annotation was computed. [2020-10-27 18:18:30,441 INFO L274 CegarLoopResult]: For program point L161-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:18:30,441 INFO L274 CegarLoopResult]: For program point L95-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:18:30,441 INFO L274 CegarLoopResult]: For program point L29-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:18:30,441 INFO L274 CegarLoopResult]: For program point L690(lines 690 872) no Hoare annotation was computed. [2020-10-27 18:18:30,441 INFO L274 CegarLoopResult]: For program point L492(lines 492 872) no Hoare annotation was computed. [2020-10-27 18:18:30,441 INFO L274 CegarLoopResult]: For program point L162(line 162) no Hoare annotation was computed. [2020-10-27 18:18:30,441 INFO L274 CegarLoopResult]: For program point L96(line 96) no Hoare annotation was computed. [2020-10-27 18:18:30,441 INFO L274 CegarLoopResult]: For program point L30(line 30) no Hoare annotation was computed. [2020-10-27 18:18:30,441 INFO L274 CegarLoopResult]: For program point L361(lines 361 872) no Hoare annotation was computed. [2020-10-27 18:18:30,441 INFO L274 CegarLoopResult]: For program point L295(lines 295 872) no Hoare annotation was computed. [2020-10-27 18:18:30,442 INFO L274 CegarLoopResult]: For program point L428(lines 428 872) no Hoare annotation was computed. [2020-10-27 18:18:30,442 INFO L274 CegarLoopResult]: For program point L164-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:18:30,442 INFO L274 CegarLoopResult]: For program point L98-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:18:30,442 INFO L274 CegarLoopResult]: For program point L32-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:18:30,442 INFO L274 CegarLoopResult]: For program point L231(lines 231 872) no Hoare annotation was computed. [2020-10-27 18:18:30,442 INFO L274 CegarLoopResult]: For program point L165(line 165) no Hoare annotation was computed. [2020-10-27 18:18:30,442 INFO L274 CegarLoopResult]: For program point L99(line 99) no Hoare annotation was computed. [2020-10-27 18:18:30,442 INFO L274 CegarLoopResult]: For program point L33(line 33) no Hoare annotation was computed. [2020-10-27 18:18:30,442 INFO L274 CegarLoopResult]: For program point L760(lines 760 872) no Hoare annotation was computed. [2020-10-27 18:18:30,442 INFO L274 CegarLoopResult]: For program point L628(lines 628 872) no Hoare annotation was computed. [2020-10-27 18:18:30,442 INFO L274 CegarLoopResult]: For program point L827(lines 827 872) no Hoare annotation was computed. [2020-10-27 18:18:30,442 INFO L274 CegarLoopResult]: For program point L563(lines 563 872) no Hoare annotation was computed. [2020-10-27 18:18:30,443 INFO L274 CegarLoopResult]: For program point L497(lines 497 872) no Hoare annotation was computed. [2020-10-27 18:18:30,443 INFO L274 CegarLoopResult]: For program point L167-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:18:30,444 INFO L274 CegarLoopResult]: For program point L101-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:18:30,445 INFO L274 CegarLoopResult]: For program point L35-1(lines 22 874) no Hoare annotation was computed. [2020-10-27 18:18:30,445 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-27 18:18:30,445 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= 8 ~a15~0) (<= ~a15~0 8) (<= ~a21~0 9) (= (+ ~a12~0 49) 0)) [2020-10-27 18:18:30,445 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-27 18:18:30,445 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-27 18:18:30,446 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 876 892) the Hoare annotation is: (or (not (= (+ |old(~a12~0)| 49) 0)) (not (<= |old(~a21~0)| 9)) (and (= ~a24~0 |old(~a24~0)|) (= ~a21~0 |old(~a21~0)|) (= ~a12~0 |old(~a12~0)|) (= ~a15~0 |old(~a15~0)|)) (not (<= 8 |old(~a15~0)|)) (not (<= |old(~a15~0)| 8))) [2020-10-27 18:18:30,446 INFO L270 CegarLoopResult]: At program point L890(line 890) the Hoare annotation is: (let ((.cse0 (<= ~a12~0 599999)) (.cse1 (= 5 ~a15~0))) (or (not (= (+ |old(~a12~0)| 49) 0)) (not (<= |old(~a21~0)| 9)) (and (<= 81 ~a12~0) .cse0) (and (or (<= 8 ~a15~0) (<= ~a21~0 9)) .cse0) (not (<= 8 |old(~a15~0)|)) (not (<= |old(~a15~0)| 8)) (and (<= 0 (+ ~a12~0 41)) (<= ~a12~0 10) (= ~a21~0 10) (= ~a24~0 1) (= ~a15~0 6)) (<= (+ ~a12~0 397560) 0) (and .cse1 .cse0) (and .cse1 (= ~a21~0 9)))) [2020-10-27 18:18:30,446 INFO L274 CegarLoopResult]: For program point L890-1(line 890) no Hoare annotation was computed. [2020-10-27 18:18:30,446 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 876 892) no Hoare annotation was computed. [2020-10-27 18:18:30,448 INFO L274 CegarLoopResult]: For program point L887(line 887) no Hoare annotation was computed. [2020-10-27 18:18:30,449 INFO L270 CegarLoopResult]: At program point L882-2(lines 882 891) the Hoare annotation is: (let ((.cse0 (<= ~a12~0 599999)) (.cse1 (= 5 ~a15~0))) (or (not (= (+ |old(~a12~0)| 49) 0)) (not (<= |old(~a21~0)| 9)) (and (<= 81 ~a12~0) .cse0) (and (or (<= 8 ~a15~0) (<= ~a21~0 9)) .cse0) (not (<= 8 |old(~a15~0)|)) (not (<= |old(~a15~0)| 8)) (and (<= 0 (+ ~a12~0 41)) (<= ~a12~0 10) (= ~a21~0 10) (= ~a24~0 1) (= ~a15~0 6)) (<= (+ ~a12~0 397560) 0) (and .cse1 .cse0) (and .cse1 (= ~a21~0 9)))) [2020-10-27 18:18:30,449 INFO L274 CegarLoopResult]: For program point L882-3(lines 876 892) no Hoare annotation was computed. [2020-10-27 18:18:30,476 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.10 06:18:30 BoogieIcfgContainer [2020-10-27 18:18:30,476 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-27 18:18:30,480 INFO L168 Benchmark]: Toolchain (without parser) took 64254.89 ms. Allocated memory was 151.0 MB in the beginning and 811.6 MB in the end (delta: 660.6 MB). Free memory was 124.3 MB in the beginning and 538.4 MB in the end (delta: -414.1 MB). Peak memory consumption was 486.7 MB. Max. memory is 8.0 GB. [2020-10-27 18:18:30,481 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 151.0 MB. Free memory was 123.9 MB in the beginning and 123.8 MB in the end (delta: 102.4 kB). There was no memory consumed. Max. memory is 8.0 GB. [2020-10-27 18:18:30,482 INFO L168 Benchmark]: CACSL2BoogieTranslator took 913.94 ms. Allocated memory is still 151.0 MB. Free memory was 123.8 MB in the beginning and 124.2 MB in the end (delta: -361.4 kB). Peak memory consumption was 30.0 MB. Max. memory is 8.0 GB. [2020-10-27 18:18:30,486 INFO L168 Benchmark]: Boogie Preprocessor took 156.48 ms. Allocated memory is still 151.0 MB. Free memory was 124.2 MB in the beginning and 118.9 MB in the end (delta: 5.2 MB). Peak memory consumption was 5.2 MB. Max. memory is 8.0 GB. [2020-10-27 18:18:30,486 INFO L168 Benchmark]: RCFGBuilder took 1791.57 ms. Allocated memory is still 151.0 MB. Free memory was 118.9 MB in the beginning and 75.9 MB in the end (delta: 43.0 MB). Peak memory consumption was 77.6 MB. Max. memory is 8.0 GB. [2020-10-27 18:18:30,487 INFO L168 Benchmark]: TraceAbstraction took 61374.22 ms. Allocated memory was 151.0 MB in the beginning and 811.6 MB in the end (delta: 660.6 MB). Free memory was 75.4 MB in the beginning and 538.4 MB in the end (delta: -463.0 MB). Peak memory consumption was 436.7 MB. Max. memory is 8.0 GB. [2020-10-27 18:18:30,490 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 151.0 MB. Free memory was 123.9 MB in the beginning and 123.8 MB in the end (delta: 102.4 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 913.94 ms. Allocated memory is still 151.0 MB. Free memory was 123.8 MB in the beginning and 124.2 MB in the end (delta: -361.4 kB). Peak memory consumption was 30.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 156.48 ms. Allocated memory is still 151.0 MB. Free memory was 124.2 MB in the beginning and 118.9 MB in the end (delta: 5.2 MB). Peak memory consumption was 5.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1791.57 ms. Allocated memory is still 151.0 MB. Free memory was 118.9 MB in the beginning and 75.9 MB in the end (delta: 43.0 MB). Peak memory consumption was 77.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 61374.22 ms. Allocated memory was 151.0 MB in the beginning and 811.6 MB in the end (delta: 660.6 MB). Free memory was 75.4 MB in the beginning and 538.4 MB in the end (delta: -463.0 MB). Peak memory consumption was 436.7 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 4]: 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: 882]: Loop Invariant Derived loop invariant: ((((((((!(\old(a12) + 49 == 0) || !(\old(a21) <= 9)) || (81 <= a12 && a12 <= 599999)) || ((8 <= a15 || a21 <= 9) && a12 <= 599999)) || !(8 <= \old(a15))) || !(\old(a15) <= 8)) || ((((0 <= a12 + 41 && a12 <= 10) && a21 == 10) && a24 == 1) && a15 == 6)) || a12 + 397560 <= 0) || (5 == a15 && a12 <= 599999)) || (5 == a15 && a21 == 9) - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 258 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 58.4s, OverallIterations: 11, TraceHistogramMax: 3, AutomataDifference: 24.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 287 SDtfs, 4479 SDslu, 299 SDs, 0 SdLazy, 11397 SolverSat, 1551 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 18.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 145 GetRequests, 76 SyntacticMatches, 8 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 2.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1323occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 11 MinimizatonAttempts, 1786 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 9 LocationsWithAnnotation, 115 PreInvPairs, 149 NumberOfFragments, 479 HoareAnnotationTreeSize, 115 FomulaSimplifications, 290217 FormulaSimplificationTreeSizeReduction, 1.1s HoareSimplificationTime, 9 FomulaSimplificationsInter, 2756 FormulaSimplificationTreeSizeReductionInter, 1.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 31.5s InterpolantComputationTime, 2057 NumberOfCodeBlocks, 2057 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 2046 ConstructedInterpolants, 0 QuantifiedInterpolants, 1007019 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 1 PerfectInterpolantSequences, 1044/1095 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...