/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.3 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/eca-rers2012/Problem16_label09.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 07:56:58,322 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 07:56:58,324 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 07:56:58,359 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 07:56:58,360 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 07:56:58,361 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 07:56:58,363 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 07:56:58,365 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 07:56:58,368 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 07:56:58,369 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 07:56:58,370 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 07:56:58,371 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 07:56:58,372 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 07:56:58,373 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 07:56:58,374 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 07:56:58,376 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 07:56:58,377 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 07:56:58,390 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 07:56:58,392 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 07:56:58,395 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 07:56:58,397 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 07:56:58,398 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 07:56:58,399 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 07:56:58,400 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 07:56:58,404 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 07:56:58,404 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 07:56:58,405 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 07:56:58,406 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 07:56:58,406 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 07:56:58,407 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 07:56:58,408 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 07:56:58,409 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 07:56:58,409 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 07:56:58,410 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 07:56:58,412 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 07:56:58,412 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 07:56:58,413 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 07:56:58,413 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 07:56:58,413 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 07:56:58,414 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 07:56:58,415 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 07:56:58,416 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-29 07:56:58,447 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 07:56:58,447 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 07:56:58,449 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 07:56:58,449 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 07:56:58,449 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 07:56:58,450 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 07:56:58,450 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 07:56:58,450 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 07:56:58,450 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 07:56:58,450 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 07:56:58,451 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 07:56:58,451 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 07:56:58,451 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 07:56:58,451 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 07:56:58,451 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 07:56:58,452 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 07:56:58,452 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 07:56:58,452 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 07:56:58,452 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 07:56:58,453 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 07:56:58,453 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 07:56:58,453 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 07:56:58,453 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 07:56:58,453 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 07:56:58,454 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 07:56:58,454 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 07:56:58,454 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 07:56:58,454 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 07:56:58,454 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 07:56:58,454 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 07:56:58,810 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 07:56:58,837 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 07:56:58,841 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 07:56:58,844 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 07:56:58,845 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 07:56:58,846 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem16_label09.c [2020-10-29 07:56:58,926 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d6d71247c/60be528f9f5047cdb7b57f38d023d319/FLAG324922a18 [2020-10-29 07:56:59,718 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 07:56:59,718 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/eca-rers2012/Problem16_label09.c [2020-10-29 07:56:59,743 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d6d71247c/60be528f9f5047cdb7b57f38d023d319/FLAG324922a18 [2020-10-29 07:56:59,820 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d6d71247c/60be528f9f5047cdb7b57f38d023d319 [2020-10-29 07:56:59,824 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 07:56:59,832 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 07:56:59,834 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 07:56:59,834 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 07:56:59,839 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 07:56:59,841 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 07:56:59" (1/1) ... [2020-10-29 07:56:59,851 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f78a2b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 07:56:59, skipping insertion in model container [2020-10-29 07:56:59,852 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 07:56:59" (1/1) ... [2020-10-29 07:56:59,861 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 07:56:59,955 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 07:57:00,843 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 07:57:00,853 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 07:57:01,196 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 07:57:01,224 INFO L208 MainTranslator]: Completed translation [2020-10-29 07:57:01,225 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 07:57:01 WrapperNode [2020-10-29 07:57:01,226 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 07:57:01,227 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 07:57:01,227 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 07:57:01,227 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 07:57:01,241 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 07:57:01" (1/1) ... [2020-10-29 07:57:01,243 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 07:57:01" (1/1) ... [2020-10-29 07:57:01,299 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 07:57:01" (1/1) ... [2020-10-29 07:57:01,299 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 07:57:01" (1/1) ... [2020-10-29 07:57:01,383 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 07:57:01" (1/1) ... [2020-10-29 07:57:01,400 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 07:57:01" (1/1) ... [2020-10-29 07:57:01,419 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 07:57:01" (1/1) ... [2020-10-29 07:57:01,438 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 07:57:01,440 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 07:57:01,440 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 07:57:01,440 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 07:57:01,441 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 07:57:01" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 07:57:01,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 07:57:01,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 07:57:01,513 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 07:57:01,513 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-10-29 07:57:01,513 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2020-10-29 07:57:01,514 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 07:57:01,514 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-10-29 07:57:01,514 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2020-10-29 07:57:01,514 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 07:57:01,514 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 07:57:01,515 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 07:57:01,515 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 07:57:01,515 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 07:57:01,515 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-29 07:57:01,515 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 07:57:01,515 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 07:57:01,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 07:57:01,516 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 07:57:01,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 07:57:01,516 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 07:57:01,516 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 07:57:04,431 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 07:57:04,431 INFO L298 CfgBuilder]: Removed 1 assume(true) statements. [2020-10-29 07:57:04,433 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 07:57:04 BoogieIcfgContainer [2020-10-29 07:57:04,434 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 07:57:04,436 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 07:57:04,436 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 07:57:04,439 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 07:57:04,440 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 07:56:59" (1/3) ... [2020-10-29 07:57:04,440 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@261b67ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 07:57:04, skipping insertion in model container [2020-10-29 07:57:04,441 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 07:57:01" (2/3) ... [2020-10-29 07:57:04,441 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@261b67ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 07:57:04, skipping insertion in model container [2020-10-29 07:57:04,441 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 07:57:04" (3/3) ... [2020-10-29 07:57:04,443 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem16_label09.c [2020-10-29 07:57:04,454 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 07:57:04,460 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-29 07:57:04,473 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-29 07:57:04,502 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 07:57:04,517 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 07:57:04,518 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 07:57:04,518 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 07:57:04,518 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 07:57:04,518 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 07:57:04,518 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 07:57:04,518 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 07:57:04,545 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states. [2020-10-29 07:57:04,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-10-29 07:57:04,553 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 07:57:04,554 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 07:57:04,555 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 07:57:04,561 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 07:57:04,561 INFO L82 PathProgramCache]: Analyzing trace with hash 1823802860, now seen corresponding path program 1 times [2020-10-29 07:57:04,571 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 07:57:04,571 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [901268167] [2020-10-29 07:57:04,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 07:57:04,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 07:57:04,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:57:05,216 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 07:57:05,217 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 64 [2020-10-29 07:57:05,217 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 07:57:05,217 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 468 [2020-10-29 07:57:05,219 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 07:57:05,219 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 07:57:05,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 07:57:05,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 07:57:05,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 55 [2020-10-29 07:57:05,224 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 6 [2020-10-29 07:57:05,471 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2020-10-29 07:57:05,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 07:57:05,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 07:57:05,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:57:05,534 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 07:57:05,535 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 07:57:05,535 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 07:57:05,536 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-29 07:57:05,536 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 07:57:05,536 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 07:57:05,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 07:57:05,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 07:57:05,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 07:57:05,537 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 07:57:05,570 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 07:57:05,572 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [901268167] [2020-10-29 07:57:05,575 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 07:57:05,575 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-29 07:57:05,576 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1038753077] [2020-10-29 07:57:05,582 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-29 07:57:05,582 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 07:57:05,602 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-29 07:57:05,604 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-29 07:57:05,606 INFO L87 Difference]: Start difference. First operand 413 states. Second operand 4 states. [2020-10-29 07:57:05,773 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-10-29 07:57:10,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 07:57:10,700 INFO L93 Difference]: Finished difference Result 1189 states and 2186 transitions. [2020-10-29 07:57:10,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-29 07:57:10,703 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 54 [2020-10-29 07:57:10,704 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 07:57:10,723 INFO L225 Difference]: With dead ends: 1189 [2020-10-29 07:57:10,724 INFO L226 Difference]: Without dead ends: 697 [2020-10-29 07:57:10,738 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-29 07:57:10,759 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 697 states. [2020-10-29 07:57:10,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 697 to 690. [2020-10-29 07:57:10,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 690 states. [2020-10-29 07:57:10,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 690 states and 1156 transitions. [2020-10-29 07:57:10,844 INFO L78 Accepts]: Start accepts. Automaton has 690 states and 1156 transitions. Word has length 54 [2020-10-29 07:57:10,845 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 07:57:10,845 INFO L481 AbstractCegarLoop]: Abstraction has 690 states and 1156 transitions. [2020-10-29 07:57:10,846 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-29 07:57:10,846 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 1156 transitions. [2020-10-29 07:57:10,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2020-10-29 07:57:10,854 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 07:57:10,855 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, 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] [2020-10-29 07:57:10,855 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 07:57:10,855 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 07:57:10,856 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 07:57:10,858 INFO L82 PathProgramCache]: Analyzing trace with hash 567254616, now seen corresponding path program 1 times [2020-10-29 07:57:10,858 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 07:57:10,859 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1550666646] [2020-10-29 07:57:10,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 07:57:10,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 07:57:10,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:57:11,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:57:11,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:57:12,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 07:57:12,037 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 136 [2020-10-29 07:57:12,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 07:57:12,037 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1122 [2020-10-29 07:57:12,038 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 07:57:12,038 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 07:57:12,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 07:57:12,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 07:57:12,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 127 [2020-10-29 07:57:12,039 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 07:57:12,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 07:57:12,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 07:57:12,192 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:57:12,210 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 07:57:12,210 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 07:57:12,210 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 07:57:12,212 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-29 07:57:12,212 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 07:57:12,212 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 07:57:12,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 07:57:12,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 07:57:12,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 07:57:12,220 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 8 [2020-10-29 07:57:12,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 07:57:12,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 07:57:12,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:57:12,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:57:12,421 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 07:57:12,421 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 71 [2020-10-29 07:57:12,421 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 07:57:12,422 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 149 [2020-10-29 07:57:12,422 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 07:57:12,422 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 07:57:12,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 07:57:12,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 07:57:12,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-29 07:57:12,423 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 07:57:12,484 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 42 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-29 07:57:12,485 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1550666646] [2020-10-29 07:57:12,485 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 07:57:12,485 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-29 07:57:12,485 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [353924371] [2020-10-29 07:57:12,487 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-29 07:57:12,489 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 07:57:12,491 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-29 07:57:12,491 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-10-29 07:57:12,492 INFO L87 Difference]: Start difference. First operand 690 states and 1156 transitions. Second operand 7 states. [2020-10-29 07:57:20,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 07:57:20,621 INFO L93 Difference]: Finished difference Result 3430 states and 5853 transitions. [2020-10-29 07:57:20,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-29 07:57:20,622 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 124 [2020-10-29 07:57:20,623 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 07:57:20,641 INFO L225 Difference]: With dead ends: 3430 [2020-10-29 07:57:20,641 INFO L226 Difference]: Without dead ends: 2746 [2020-10-29 07:57:20,645 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2020-10-29 07:57:20,648 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2746 states. [2020-10-29 07:57:20,744 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2746 to 2742. [2020-10-29 07:57:20,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2742 states. [2020-10-29 07:57:20,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2742 states to 2742 states and 3961 transitions. [2020-10-29 07:57:20,767 INFO L78 Accepts]: Start accepts. Automaton has 2742 states and 3961 transitions. Word has length 124 [2020-10-29 07:57:20,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 07:57:20,770 INFO L481 AbstractCegarLoop]: Abstraction has 2742 states and 3961 transitions. [2020-10-29 07:57:20,770 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-29 07:57:20,771 INFO L276 IsEmpty]: Start isEmpty. Operand 2742 states and 3961 transitions. [2020-10-29 07:57:20,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2020-10-29 07:57:20,788 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 07:57:20,788 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 07:57:20,789 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 07:57:20,789 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 07:57:20,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 07:57:20,790 INFO L82 PathProgramCache]: Analyzing trace with hash 2023263908, now seen corresponding path program 1 times [2020-10-29 07:57:20,790 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 07:57:20,790 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1777316365] [2020-10-29 07:57:20,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 07:57:20,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 07:57:20,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:57:20,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:57:20,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:57:21,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:57:22,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:57:24,800 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 07:57:24,800 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 230 [2020-10-29 07:57:24,800 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 07:57:24,800 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3971 [2020-10-29 07:57:24,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 07:57:24,801 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 07:57:24,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 07:57:24,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 07:57:24,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 170 [2020-10-29 07:57:24,801 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 07:57:24,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 07:57:24,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 07:57:24,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:57:24,942 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 07:57:24,943 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 07:57:24,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 07:57:24,943 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-29 07:57:24,943 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 07:57:24,943 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 07:57:24,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 07:57:24,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 07:57:24,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 07:57:24,944 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 07:57:24,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 07:57:24,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 07:57:24,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:57:25,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:57:25,112 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 07:57:25,113 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-29 07:57:25,113 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 07:57:25,113 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 131 [2020-10-29 07:57:25,113 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 07:57:25,113 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 07:57:25,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 07:57:25,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 07:57:25,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 74 [2020-10-29 07:57:25,114 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 07:57:25,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-29 07:57:25,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 07:57:25,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:57:25,239 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 07:57:25,240 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 84 [2020-10-29 07:57:25,240 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 07:57:25,240 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 90 [2020-10-29 07:57:25,240 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 07:57:25,240 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 07:57:25,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 07:57:25,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 07:57:25,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 84 [2020-10-29 07:57:25,241 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 07:57:25,348 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 165 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-10-29 07:57:25,350 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1777316365] [2020-10-29 07:57:25,351 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 07:57:25,351 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-29 07:57:25,351 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1251357499] [2020-10-29 07:57:25,353 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-29 07:57:25,354 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 07:57:25,357 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-29 07:57:25,358 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-29 07:57:25,358 INFO L87 Difference]: Start difference. First operand 2742 states and 3961 transitions. Second operand 7 states. [2020-10-29 07:57:30,483 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 07:57:30,483 INFO L93 Difference]: Finished difference Result 6891 states and 10357 transitions. [2020-10-29 07:57:30,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-29 07:57:30,484 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 216 [2020-10-29 07:57:30,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 07:57:30,512 INFO L225 Difference]: With dead ends: 6891 [2020-10-29 07:57:30,513 INFO L226 Difference]: Without dead ends: 4155 [2020-10-29 07:57:30,523 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 [2020-10-29 07:57:30,529 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4155 states. [2020-10-29 07:57:30,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4155 to 3111. [2020-10-29 07:57:30,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3111 states. [2020-10-29 07:57:30,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3111 states to 3111 states and 4501 transitions. [2020-10-29 07:57:30,661 INFO L78 Accepts]: Start accepts. Automaton has 3111 states and 4501 transitions. Word has length 216 [2020-10-29 07:57:30,663 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 07:57:30,663 INFO L481 AbstractCegarLoop]: Abstraction has 3111 states and 4501 transitions. [2020-10-29 07:57:30,663 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-29 07:57:30,663 INFO L276 IsEmpty]: Start isEmpty. Operand 3111 states and 4501 transitions. [2020-10-29 07:57:30,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2020-10-29 07:57:30,668 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 07:57:30,668 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 07:57:30,669 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-29 07:57:30,669 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 07:57:30,669 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 07:57:30,669 INFO L82 PathProgramCache]: Analyzing trace with hash 1678531102, now seen corresponding path program 1 times [2020-10-29 07:57:30,670 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 07:57:30,670 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1833410045] [2020-10-29 07:57:30,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 07:57:30,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 07:57:30,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:57:30,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:57:31,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:57:31,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:57:33,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:57:35,026 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 07:57:35,027 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 249 [2020-10-29 07:57:35,027 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 07:57:35,027 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4324 [2020-10-29 07:57:35,027 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 07:57:35,027 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 07:57:35,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 07:57:35,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 80 [2020-10-29 07:57:35,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 165 [2020-10-29 07:57:35,028 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 07:57:35,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 07:57:35,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 07:57:35,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:57:35,189 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 07:57:35,190 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 07:57:35,190 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 07:57:35,190 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 07:57:35,191 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 07:57:35,191 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 07:57:35,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 07:57:35,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 07:57:35,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 07:57:35,192 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 07:57:35,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 07:57:35,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 07:57:35,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:57:35,268 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 07:57:35,269 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 71 [2020-10-29 07:57:35,269 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 07:57:35,269 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-29 07:57:35,269 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 07:57:35,269 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 07:57:35,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 07:57:35,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 07:57:35,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-29 07:57:35,270 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 07:57:35,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-29 07:57:35,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 07:57:35,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:57:35,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:57:35,534 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 07:57:35,535 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 112 [2020-10-29 07:57:35,535 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 07:57:35,535 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 216 [2020-10-29 07:57:35,535 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 07:57:35,536 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 07:57:35,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 07:57:35,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 07:57:35,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 106 [2020-10-29 07:57:35,536 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 07:57:35,647 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 90 proven. 4 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2020-10-29 07:57:35,647 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1833410045] [2020-10-29 07:57:35,648 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 07:57:35,648 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-29 07:57:35,648 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [723804292] [2020-10-29 07:57:35,649 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-29 07:57:35,649 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 07:57:35,650 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-29 07:57:35,650 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-29 07:57:35,650 INFO L87 Difference]: Start difference. First operand 3111 states and 4501 transitions. Second operand 7 states. [2020-10-29 07:57:44,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 07:57:44,935 INFO L93 Difference]: Finished difference Result 15068 states and 22605 transitions. [2020-10-29 07:57:44,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-29 07:57:44,936 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 235 [2020-10-29 07:57:44,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 07:57:44,993 INFO L225 Difference]: With dead ends: 15068 [2020-10-29 07:57:44,993 INFO L226 Difference]: Without dead ends: 11963 [2020-10-29 07:57:45,006 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2020-10-29 07:57:45,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11963 states. [2020-10-29 07:57:45,274 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11963 to 10948. [2020-10-29 07:57:45,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10948 states. [2020-10-29 07:57:45,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10948 states to 10948 states and 14583 transitions. [2020-10-29 07:57:45,300 INFO L78 Accepts]: Start accepts. Automaton has 10948 states and 14583 transitions. Word has length 235 [2020-10-29 07:57:45,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 07:57:45,300 INFO L481 AbstractCegarLoop]: Abstraction has 10948 states and 14583 transitions. [2020-10-29 07:57:45,300 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-29 07:57:45,300 INFO L276 IsEmpty]: Start isEmpty. Operand 10948 states and 14583 transitions. [2020-10-29 07:57:45,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 388 [2020-10-29 07:57:45,312 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 07:57:45,312 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 07:57:45,312 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-29 07:57:45,313 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 07:57:45,313 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 07:57:45,313 INFO L82 PathProgramCache]: Analyzing trace with hash 1587623642, now seen corresponding path program 1 times [2020-10-29 07:57:45,314 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 07:57:45,314 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1767318502] [2020-10-29 07:57:45,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 07:57:45,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 07:57:45,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:57:45,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:57:45,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:57:46,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:57:50,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:57:50,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:57:50,395 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 07:57:50,396 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 403 [2020-10-29 07:57:50,396 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-29 07:57:50,396 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5025 [2020-10-29 07:57:50,396 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 07:57:50,397 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 07:57:50,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 07:57:50,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 07:57:50,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 258 [2020-10-29 07:57:50,397 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 07:57:50,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 07:57:50,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 07:57:50,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:57:50,536 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 07:57:50,536 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 07:57:50,536 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 07:57:50,536 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 07:57:50,537 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 07:57:50,537 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 07:57:50,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 07:57:50,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 07:57:50,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 07:57:50,538 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 07:57:50,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 07:57:50,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 07:57:50,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:57:50,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:57:50,915 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 07:57:50,916 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 136 [2020-10-29 07:57:50,916 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 07:57:50,916 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 323 [2020-10-29 07:57:50,917 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 07:57:50,917 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 07:57:50,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 07:57:50,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 07:57:50,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 136 [2020-10-29 07:57:50,918 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 07:57:51,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-29 07:57:51,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 07:57:51,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:57:51,206 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 07:57:51,206 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 116 [2020-10-29 07:57:51,207 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 07:57:51,207 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 157 [2020-10-29 07:57:51,207 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 07:57:51,207 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 07:57:51,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 07:57:51,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 07:57:51,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 116 [2020-10-29 07:57:51,208 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 07:57:51,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2020-10-29 07:57:51,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 07:57:51,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:57:51,338 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 07:57:51,338 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 84 [2020-10-29 07:57:51,339 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 07:57:51,339 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-29 07:57:51,339 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 07:57:51,339 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 07:57:51,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 07:57:51,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 81 [2020-10-29 07:57:51,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 07:57:51,340 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 07:57:51,656 INFO L134 CoverageAnalysis]: Checked inductivity of 419 backedges. 143 proven. 158 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2020-10-29 07:57:51,657 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1767318502] [2020-10-29 07:57:51,657 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 07:57:51,657 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-29 07:57:51,658 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1753775500] [2020-10-29 07:57:51,659 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-29 07:57:51,659 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 07:57:51,659 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-29 07:57:51,660 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-10-29 07:57:51,660 INFO L87 Difference]: Start difference. First operand 10948 states and 14583 transitions. Second operand 8 states. [2020-10-29 07:57:56,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 07:57:56,675 INFO L93 Difference]: Finished difference Result 21964 states and 29503 transitions. [2020-10-29 07:57:56,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-29 07:57:56,676 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 387 [2020-10-29 07:57:56,676 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 07:57:56,719 INFO L225 Difference]: With dead ends: 21964 [2020-10-29 07:57:56,719 INFO L226 Difference]: Without dead ends: 11022 [2020-10-29 07:57:56,745 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 11 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=46, Invalid=110, Unknown=0, NotChecked=0, Total=156 [2020-10-29 07:57:56,759 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11022 states. [2020-10-29 07:57:56,984 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11022 to 10318. [2020-10-29 07:57:56,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10318 states. [2020-10-29 07:57:57,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10318 states to 10318 states and 12946 transitions. [2020-10-29 07:57:57,006 INFO L78 Accepts]: Start accepts. Automaton has 10318 states and 12946 transitions. Word has length 387 [2020-10-29 07:57:57,007 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 07:57:57,007 INFO L481 AbstractCegarLoop]: Abstraction has 10318 states and 12946 transitions. [2020-10-29 07:57:57,007 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-29 07:57:57,007 INFO L276 IsEmpty]: Start isEmpty. Operand 10318 states and 12946 transitions. [2020-10-29 07:57:57,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 502 [2020-10-29 07:57:57,024 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 07:57:57,025 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 07:57:57,025 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-29 07:57:57,025 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 07:57:57,026 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 07:57:57,026 INFO L82 PathProgramCache]: Analyzing trace with hash -1622103114, now seen corresponding path program 1 times [2020-10-29 07:57:57,026 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 07:57:57,026 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [804275163] [2020-10-29 07:57:57,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 07:57:57,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 07:57:57,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:57:57,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:57:57,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:57:57,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:58:02,142 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 07:58:02,142 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 517 [2020-10-29 07:58:02,142 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 07:58:02,143 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5014 [2020-10-29 07:58:02,143 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 07:58:02,143 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 07:58:02,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 07:58:02,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 07:58:02,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 255 [2020-10-29 07:58:02,143 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 07:58:02,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 07:58:02,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 07:58:02,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:58:02,322 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 07:58:02,323 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 07:58:02,323 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 07:58:02,323 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-29 07:58:02,324 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 07:58:02,324 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 07:58:02,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 07:58:02,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 07:58:02,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 07:58:02,325 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 07:58:02,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 07:58:02,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 07:58:02,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:58:02,919 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 07:58:02,919 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 250 [2020-10-29 07:58:02,920 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 07:58:02,920 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 499 [2020-10-29 07:58:02,920 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 07:58:02,920 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 07:58:02,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 07:58:02,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 07:58:02,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 250 [2020-10-29 07:58:02,921 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 07:58:03,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2020-10-29 07:58:03,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 07:58:03,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:58:03,258 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 07:58:03,260 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 116 [2020-10-29 07:58:03,260 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 07:58:03,261 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 86 [2020-10-29 07:58:03,261 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 07:58:03,261 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 07:58:03,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 07:58:03,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 113 [2020-10-29 07:58:03,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 07:58:03,262 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 07:58:03,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2020-10-29 07:58:03,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 07:58:03,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:58:03,349 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 07:58:03,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 84 [2020-10-29 07:58:03,350 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 07:58:03,350 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-29 07:58:03,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 07:58:03,350 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 07:58:03,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 07:58:03,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 81 [2020-10-29 07:58:03,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 07:58:03,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 07:58:03,623 INFO L134 CoverageAnalysis]: Checked inductivity of 419 backedges. 138 proven. 188 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2020-10-29 07:58:03,623 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [804275163] [2020-10-29 07:58:03,623 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 07:58:03,623 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-29 07:58:03,624 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [240542095] [2020-10-29 07:58:03,624 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-29 07:58:03,625 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 07:58:03,625 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-29 07:58:03,625 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-29 07:58:03,626 INFO L87 Difference]: Start difference. First operand 10318 states and 12946 transitions. Second operand 7 states. [2020-10-29 07:58:07,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 07:58:07,947 INFO L93 Difference]: Finished difference Result 21386 states and 26896 transitions. [2020-10-29 07:58:07,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-29 07:58:07,948 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 501 [2020-10-29 07:58:07,949 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 07:58:07,982 INFO L225 Difference]: With dead ends: 21386 [2020-10-29 07:58:07,983 INFO L226 Difference]: Without dead ends: 11074 [2020-10-29 07:58:08,003 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 10 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2020-10-29 07:58:08,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11074 states. [2020-10-29 07:58:08,245 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11074 to 11067. [2020-10-29 07:58:08,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11067 states. [2020-10-29 07:58:08,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11067 states to 11067 states and 13900 transitions. [2020-10-29 07:58:08,267 INFO L78 Accepts]: Start accepts. Automaton has 11067 states and 13900 transitions. Word has length 501 [2020-10-29 07:58:08,268 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 07:58:08,268 INFO L481 AbstractCegarLoop]: Abstraction has 11067 states and 13900 transitions. [2020-10-29 07:58:08,268 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-29 07:58:08,268 INFO L276 IsEmpty]: Start isEmpty. Operand 11067 states and 13900 transitions. [2020-10-29 07:58:08,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 593 [2020-10-29 07:58:08,293 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 07:58:08,294 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 07:58:08,295 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-29 07:58:08,295 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 07:58:08,295 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 07:58:08,295 INFO L82 PathProgramCache]: Analyzing trace with hash -1326976976, now seen corresponding path program 1 times [2020-10-29 07:58:08,296 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 07:58:08,296 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2023333863] [2020-10-29 07:58:08,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 07:58:08,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 07:58:08,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:58:08,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:58:09,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:58:10,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:58:10,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:58:13,411 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 07:58:13,412 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 610 [2020-10-29 07:58:13,412 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 07:58:13,412 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5039 [2020-10-29 07:58:13,412 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 07:58:13,412 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 07:58:13,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 07:58:13,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 101 [2020-10-29 07:58:13,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 252 [2020-10-29 07:58:13,413 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 07:58:13,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 07:58:13,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 07:58:13,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:58:13,559 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 07:58:13,559 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 07:58:13,559 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 07:58:13,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 07:58:13,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 07:58:13,560 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 07:58:13,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 07:58:13,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 07:58:13,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 07:58:13,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 07:58:13,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 07:58:13,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 07:58:13,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:58:13,649 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 07:58:13,649 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 92 [2020-10-29 07:58:13,649 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 07:58:13,650 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 55 [2020-10-29 07:58:13,650 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 07:58:13,650 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 07:58:13,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 07:58:13,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 07:58:13,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 86 [2020-10-29 07:58:13,651 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 07:58:13,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-29 07:58:13,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 07:58:13,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:58:14,133 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 07:58:14,133 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 250 [2020-10-29 07:58:14,133 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 07:58:14,134 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 399 [2020-10-29 07:58:14,134 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 07:58:14,134 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 07:58:14,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 07:58:14,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 07:58:14,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 250 [2020-10-29 07:58:14,135 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 07:58:14,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2020-10-29 07:58:14,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 07:58:14,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:58:14,593 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 07:58:14,594 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 116 [2020-10-29 07:58:14,594 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 07:58:14,594 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-29 07:58:14,594 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 07:58:14,594 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 07:58:14,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 07:58:14,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 113 [2020-10-29 07:58:14,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 07:58:14,595 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 07:58:14,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 463 [2020-10-29 07:58:14,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 07:58:14,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:58:14,655 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 07:58:14,656 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 84 [2020-10-29 07:58:14,656 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 07:58:14,656 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-29 07:58:14,656 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 07:58:14,656 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 07:58:14,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 07:58:14,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 81 [2020-10-29 07:58:14,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 07:58:14,657 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 07:58:15,379 INFO L134 CoverageAnalysis]: Checked inductivity of 730 backedges. 280 proven. 194 refuted. 0 times theorem prover too weak. 256 trivial. 0 not checked. [2020-10-29 07:58:15,380 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2023333863] [2020-10-29 07:58:15,380 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 07:58:15,380 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-29 07:58:15,380 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [201610345] [2020-10-29 07:58:15,381 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-29 07:58:15,381 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 07:58:15,382 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-29 07:58:15,382 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-29 07:58:15,382 INFO L87 Difference]: Start difference. First operand 11067 states and 13900 transitions. Second operand 7 states. [2020-10-29 07:58:21,393 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 07:58:21,393 INFO L93 Difference]: Finished difference Result 23240 states and 29640 transitions. [2020-10-29 07:58:21,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-29 07:58:21,394 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 592 [2020-10-29 07:58:21,395 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 07:58:21,431 INFO L225 Difference]: With dead ends: 23240 [2020-10-29 07:58:21,431 INFO L226 Difference]: Without dead ends: 12133 [2020-10-29 07:58:21,454 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-10-29 07:58:21,467 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12133 states. [2020-10-29 07:58:21,678 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12133 to 12112. [2020-10-29 07:58:21,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12112 states. [2020-10-29 07:58:21,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12112 states to 12112 states and 14547 transitions. [2020-10-29 07:58:21,702 INFO L78 Accepts]: Start accepts. Automaton has 12112 states and 14547 transitions. Word has length 592 [2020-10-29 07:58:21,703 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 07:58:21,703 INFO L481 AbstractCegarLoop]: Abstraction has 12112 states and 14547 transitions. [2020-10-29 07:58:21,703 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-29 07:58:21,703 INFO L276 IsEmpty]: Start isEmpty. Operand 12112 states and 14547 transitions. [2020-10-29 07:58:21,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 701 [2020-10-29 07:58:21,721 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 07:58:21,722 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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, 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] [2020-10-29 07:58:21,722 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-29 07:58:21,722 INFO L429 AbstractCegarLoop]: === Iteration 8 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 07:58:21,723 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 07:58:21,723 INFO L82 PathProgramCache]: Analyzing trace with hash -1751024792, now seen corresponding path program 1 times [2020-10-29 07:58:21,723 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 07:58:21,724 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [381629696] [2020-10-29 07:58:21,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 07:58:21,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 07:58:21,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:58:22,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:58:22,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:58:25,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:58:26,901 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 07:58:26,902 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 718 [2020-10-29 07:58:26,902 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 07:58:26,902 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5039 [2020-10-29 07:58:26,902 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 07:58:26,902 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 07:58:26,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 07:58:26,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 249 [2020-10-29 07:58:26,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 132 [2020-10-29 07:58:26,903 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 07:58:27,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 07:58:27,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 07:58:27,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:58:27,045 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 07:58:27,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 07:58:27,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 07:58:27,046 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 07:58:27,046 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 07:58:27,046 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 07:58:27,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 07:58:27,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 07:58:27,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 07:58:27,047 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 07:58:27,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 07:58:27,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 07:58:27,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:58:27,309 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 07:58:27,310 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 240 [2020-10-29 07:58:27,310 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 07:58:27,310 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 184 [2020-10-29 07:58:27,310 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 07:58:27,310 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 07:58:27,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 07:58:27,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 07:58:27,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 234 [2020-10-29 07:58:27,311 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 07:58:27,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2020-10-29 07:58:27,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 07:58:27,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:58:27,661 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 07:58:27,661 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 130 [2020-10-29 07:58:27,661 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 07:58:27,662 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 232 [2020-10-29 07:58:27,662 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 07:58:27,662 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 07:58:27,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 07:58:27,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 07:58:27,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 130 [2020-10-29 07:58:27,663 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 07:58:27,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2020-10-29 07:58:27,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 07:58:27,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:58:27,944 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 07:58:27,944 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 196 [2020-10-29 07:58:27,944 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 07:58:27,945 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 69 [2020-10-29 07:58:27,945 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 07:58:27,945 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 07:58:27,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 07:58:27,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 193 [2020-10-29 07:58:27,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 07:58:27,945 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 07:58:28,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 571 [2020-10-29 07:58:28,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 07:58:28,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:58:28,032 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 07:58:28,032 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 84 [2020-10-29 07:58:28,032 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 07:58:28,032 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-29 07:58:28,032 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 07:58:28,032 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 07:58:28,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 07:58:28,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 81 [2020-10-29 07:58:28,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 07:58:28,033 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 07:58:28,704 INFO L134 CoverageAnalysis]: Checked inductivity of 886 backedges. 318 proven. 208 refuted. 0 times theorem prover too weak. 360 trivial. 0 not checked. [2020-10-29 07:58:28,705 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [381629696] [2020-10-29 07:58:28,705 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 07:58:28,705 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-29 07:58:28,705 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1025375349] [2020-10-29 07:58:28,706 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-29 07:58:28,707 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 07:58:28,707 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-29 07:58:28,707 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-29 07:58:28,707 INFO L87 Difference]: Start difference. First operand 12112 states and 14547 transitions. Second operand 7 states. [2020-10-29 07:58:33,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 07:58:33,793 INFO L93 Difference]: Finished difference Result 25256 states and 30619 transitions. [2020-10-29 07:58:33,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-29 07:58:33,794 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 700 [2020-10-29 07:58:33,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 07:58:33,835 INFO L225 Difference]: With dead ends: 25256 [2020-10-29 07:58:33,835 INFO L226 Difference]: Without dead ends: 13487 [2020-10-29 07:58:33,864 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 13 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2020-10-29 07:58:33,878 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13487 states. [2020-10-29 07:58:34,171 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13487 to 12466. [2020-10-29 07:58:34,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12466 states. [2020-10-29 07:58:34,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12466 states to 12466 states and 14917 transitions. [2020-10-29 07:58:34,194 INFO L78 Accepts]: Start accepts. Automaton has 12466 states and 14917 transitions. Word has length 700 [2020-10-29 07:58:34,195 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 07:58:34,195 INFO L481 AbstractCegarLoop]: Abstraction has 12466 states and 14917 transitions. [2020-10-29 07:58:34,195 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-29 07:58:34,195 INFO L276 IsEmpty]: Start isEmpty. Operand 12466 states and 14917 transitions. [2020-10-29 07:58:34,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 809 [2020-10-29 07:58:34,216 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 07:58:34,217 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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] [2020-10-29 07:58:34,218 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-29 07:58:34,218 INFO L429 AbstractCegarLoop]: === Iteration 9 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 07:58:34,218 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 07:58:34,218 INFO L82 PathProgramCache]: Analyzing trace with hash -45342456, now seen corresponding path program 1 times [2020-10-29 07:58:34,219 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 07:58:34,219 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [309055796] [2020-10-29 07:58:34,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 07:58:34,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 07:58:34,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:58:34,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:58:35,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:58:36,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:58:39,342 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 07:58:39,343 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 828 [2020-10-29 07:58:39,343 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 07:58:39,343 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5016 [2020-10-29 07:58:39,343 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 07:58:39,343 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 07:58:39,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 07:58:39,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 359 [2020-10-29 07:58:39,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 132 [2020-10-29 07:58:39,344 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 07:58:39,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 07:58:39,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 07:58:39,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:58:39,528 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 07:58:39,528 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 07:58:39,529 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 07:58:39,529 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 07:58:39,529 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 07:58:39,529 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 07:58:39,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 07:58:39,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 07:58:39,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 07:58:39,530 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 07:58:39,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 07:58:39,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 07:58:39,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:58:39,647 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 07:58:39,648 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 248 [2020-10-29 07:58:39,648 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 07:58:39,648 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 72 [2020-10-29 07:58:39,648 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 07:58:39,648 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 07:58:39,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 07:58:39,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 07:58:39,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 07:58:39,649 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 07:58:39,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2020-10-29 07:58:39,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 07:58:39,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:58:39,808 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 07:58:39,808 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 101 [2020-10-29 07:58:39,808 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 07:58:39,808 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 51 [2020-10-29 07:58:39,808 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 07:58:39,808 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 07:58:39,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 07:58:39,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 07:58:39,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 95 [2020-10-29 07:58:39,809 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 07:58:39,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2020-10-29 07:58:39,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 07:58:39,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:58:39,953 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 07:58:39,953 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 130 [2020-10-29 07:58:39,954 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 07:58:39,954 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 91 [2020-10-29 07:58:39,954 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 07:58:39,954 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 07:58:39,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 07:58:39,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 07:58:39,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 130 [2020-10-29 07:58:39,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 07:58:40,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 484 [2020-10-29 07:58:40,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 07:58:40,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:58:40,258 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 07:58:40,258 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 196 [2020-10-29 07:58:40,258 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 07:58:40,258 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 174 [2020-10-29 07:58:40,258 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 07:58:40,259 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 07:58:40,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 07:58:40,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 193 [2020-10-29 07:58:40,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 07:58:40,259 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 07:58:40,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 679 [2020-10-29 07:58:40,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 07:58:40,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:58:40,324 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 07:58:40,324 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 84 [2020-10-29 07:58:40,324 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 07:58:40,324 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-29 07:58:40,324 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 07:58:40,324 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 07:58:40,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 07:58:40,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 81 [2020-10-29 07:58:40,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 07:58:40,325 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 07:58:40,850 INFO L134 CoverageAnalysis]: Checked inductivity of 1315 backedges. 474 proven. 208 refuted. 0 times theorem prover too weak. 633 trivial. 0 not checked. [2020-10-29 07:58:40,850 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [309055796] [2020-10-29 07:58:40,850 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 07:58:40,851 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-29 07:58:40,851 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [711555167] [2020-10-29 07:58:40,852 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-29 07:58:40,852 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 07:58:40,853 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-29 07:58:40,853 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-10-29 07:58:40,853 INFO L87 Difference]: Start difference. First operand 12466 states and 14917 transitions. Second operand 8 states. [2020-10-29 07:58:47,200 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 07:58:47,201 INFO L93 Difference]: Finished difference Result 29002 states and 34794 transitions. [2020-10-29 07:58:47,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-29 07:58:47,202 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 808 [2020-10-29 07:58:47,203 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 07:58:47,243 INFO L225 Difference]: With dead ends: 29002 [2020-10-29 07:58:47,243 INFO L226 Difference]: Without dead ends: 16881 [2020-10-29 07:58:47,264 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2020-10-29 07:58:47,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16881 states. [2020-10-29 07:58:47,551 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16881 to 16542. [2020-10-29 07:58:47,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16542 states. [2020-10-29 07:58:47,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16542 states to 16542 states and 19329 transitions. [2020-10-29 07:58:47,583 INFO L78 Accepts]: Start accepts. Automaton has 16542 states and 19329 transitions. Word has length 808 [2020-10-29 07:58:47,584 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 07:58:47,584 INFO L481 AbstractCegarLoop]: Abstraction has 16542 states and 19329 transitions. [2020-10-29 07:58:47,584 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-29 07:58:47,584 INFO L276 IsEmpty]: Start isEmpty. Operand 16542 states and 19329 transitions. [2020-10-29 07:58:47,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 829 [2020-10-29 07:58:47,608 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 07:58:47,608 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 07:58:47,609 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-29 07:58:47,609 INFO L429 AbstractCegarLoop]: === Iteration 10 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 07:58:47,609 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 07:58:47,610 INFO L82 PathProgramCache]: Analyzing trace with hash -769778552, now seen corresponding path program 1 times [2020-10-29 07:58:47,610 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 07:58:47,610 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1833091532] [2020-10-29 07:58:47,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 07:58:47,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 07:58:47,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:58:48,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:58:48,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:58:48,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:58:52,802 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 07:58:52,802 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 846 [2020-10-29 07:58:52,802 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 07:58:52,802 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5052 [2020-10-29 07:58:52,802 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 07:58:52,802 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 07:58:52,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 07:58:52,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 07:58:52,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 504 [2020-10-29 07:58:52,803 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 07:58:52,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 07:58:52,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 07:58:52,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:58:52,943 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 07:58:52,943 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 07:58:52,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 07:58:52,943 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 07:58:52,943 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 07:58:52,943 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 07:58:52,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 07:58:52,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 07:58:52,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 07:58:52,944 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 07:58:52,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 07:58:53,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 07:58:53,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:58:53,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:58:53,294 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 07:58:53,295 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 248 [2020-10-29 07:58:53,295 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 07:58:53,295 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 286 [2020-10-29 07:58:53,295 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 07:58:53,295 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 07:58:53,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 07:58:53,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 07:58:53,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 242 [2020-10-29 07:58:53,296 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 07:58:53,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2020-10-29 07:58:53,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 07:58:53,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:58:53,587 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 07:58:53,587 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 250 [2020-10-29 07:58:53,587 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 07:58:53,587 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 197 [2020-10-29 07:58:53,587 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 07:58:53,587 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 07:58:53,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 07:58:53,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 07:58:53,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 250 [2020-10-29 07:58:53,588 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 07:58:53,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 504 [2020-10-29 07:58:53,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 07:58:53,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:58:54,026 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 07:58:54,026 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 196 [2020-10-29 07:58:54,027 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 07:58:54,027 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 56 [2020-10-29 07:58:54,027 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 07:58:54,027 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 07:58:54,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 07:58:54,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 193 [2020-10-29 07:58:54,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 07:58:54,028 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 07:58:54,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 699 [2020-10-29 07:58:54,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 07:58:54,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:58:54,129 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 07:58:54,129 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 84 [2020-10-29 07:58:54,129 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 07:58:54,130 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-29 07:58:54,130 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 07:58:54,130 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 07:58:54,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 07:58:54,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 81 [2020-10-29 07:58:54,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 07:58:54,130 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 07:58:55,268 INFO L134 CoverageAnalysis]: Checked inductivity of 1070 backedges. 433 proven. 274 refuted. 0 times theorem prover too weak. 363 trivial. 0 not checked. [2020-10-29 07:58:55,269 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1833091532] [2020-10-29 07:58:55,269 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 07:58:55,269 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-29 07:58:55,269 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [361610314] [2020-10-29 07:58:55,270 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-29 07:58:55,270 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 07:58:55,271 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-29 07:58:55,271 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-10-29 07:58:55,271 INFO L87 Difference]: Start difference. First operand 16542 states and 19329 transitions. Second operand 7 states. [2020-10-29 07:58:59,252 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 07:58:59,252 INFO L93 Difference]: Finished difference Result 33087 states and 38711 transitions. [2020-10-29 07:58:59,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-29 07:58:59,253 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 828 [2020-10-29 07:58:59,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 07:58:59,298 INFO L225 Difference]: With dead ends: 33087 [2020-10-29 07:58:59,298 INFO L226 Difference]: Without dead ends: 16890 [2020-10-29 07:58:59,323 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2020-10-29 07:58:59,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16890 states. [2020-10-29 07:58:59,611 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16890 to 16886. [2020-10-29 07:58:59,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16886 states. [2020-10-29 07:58:59,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16886 states to 16886 states and 19705 transitions. [2020-10-29 07:58:59,645 INFO L78 Accepts]: Start accepts. Automaton has 16886 states and 19705 transitions. Word has length 828 [2020-10-29 07:58:59,646 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 07:58:59,646 INFO L481 AbstractCegarLoop]: Abstraction has 16886 states and 19705 transitions. [2020-10-29 07:58:59,646 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-29 07:58:59,646 INFO L276 IsEmpty]: Start isEmpty. Operand 16886 states and 19705 transitions. [2020-10-29 07:58:59,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 866 [2020-10-29 07:58:59,671 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 07:58:59,672 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 07:58:59,672 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-29 07:58:59,672 INFO L429 AbstractCegarLoop]: === Iteration 11 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 07:58:59,672 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 07:58:59,673 INFO L82 PathProgramCache]: Analyzing trace with hash -989068782, now seen corresponding path program 1 times [2020-10-29 07:58:59,673 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 07:58:59,673 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [933676563] [2020-10-29 07:58:59,673 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 07:58:59,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 07:58:59,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:59:00,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:59:03,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:59:03,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:59:04,925 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 07:59:04,925 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 885 [2020-10-29 07:59:04,926 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 07:59:04,926 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5086 [2020-10-29 07:59:04,926 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 07:59:04,927 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 07:59:04,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 07:59:04,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 416 [2020-10-29 07:59:04,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 132 [2020-10-29 07:59:04,927 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 07:59:05,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 07:59:05,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 07:59:05,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:59:05,094 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 07:59:05,094 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 07:59:05,094 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 07:59:05,094 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 07:59:05,095 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 07:59:05,095 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 07:59:05,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 07:59:05,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 07:59:05,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 07:59:05,096 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 07:59:05,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 07:59:05,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 07:59:05,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:59:05,194 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 07:59:05,194 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 248 [2020-10-29 07:59:05,194 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 07:59:05,194 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 58 [2020-10-29 07:59:05,194 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 07:59:05,194 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 07:59:05,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 07:59:05,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 07:59:05,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 07:59:05,195 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 07:59:05,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2020-10-29 07:59:05,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 07:59:05,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:59:05,341 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 07:59:05,341 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 158 [2020-10-29 07:59:05,342 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 07:59:05,342 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 70 [2020-10-29 07:59:05,342 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 07:59:05,342 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 07:59:05,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 07:59:05,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 07:59:05,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 152 [2020-10-29 07:59:05,342 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 07:59:05,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2020-10-29 07:59:05,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 07:59:05,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:59:05,478 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 07:59:05,479 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 130 [2020-10-29 07:59:05,479 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 07:59:05,479 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 89 [2020-10-29 07:59:05,479 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 07:59:05,479 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 07:59:05,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 07:59:05,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 07:59:05,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 130 [2020-10-29 07:59:05,479 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 07:59:05,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 541 [2020-10-29 07:59:05,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 07:59:05,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:59:05,626 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 07:59:05,626 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 196 [2020-10-29 07:59:05,626 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 07:59:05,626 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 60 [2020-10-29 07:59:05,626 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 07:59:05,626 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 07:59:05,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 07:59:05,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 193 [2020-10-29 07:59:05,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 07:59:05,627 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 07:59:05,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 736 [2020-10-29 07:59:05,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 07:59:05,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:59:05,716 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 07:59:05,716 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 84 [2020-10-29 07:59:05,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 07:59:05,716 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-29 07:59:05,716 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 07:59:05,716 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 07:59:05,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 07:59:05,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 81 [2020-10-29 07:59:05,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 07:59:05,717 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 07:59:06,185 INFO L134 CoverageAnalysis]: Checked inductivity of 1458 backedges. 503 proven. 208 refuted. 0 times theorem prover too weak. 747 trivial. 0 not checked. [2020-10-29 07:59:06,185 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [933676563] [2020-10-29 07:59:06,185 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 07:59:06,185 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-29 07:59:06,185 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [358321831] [2020-10-29 07:59:06,186 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-29 07:59:06,186 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 07:59:06,187 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-29 07:59:06,187 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-29 07:59:06,187 INFO L87 Difference]: Start difference. First operand 16886 states and 19705 transitions. Second operand 7 states. [2020-10-29 07:59:10,947 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 07:59:10,947 INFO L93 Difference]: Finished difference Result 35478 states and 41815 transitions. [2020-10-29 07:59:10,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-29 07:59:10,948 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 865 [2020-10-29 07:59:10,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 07:59:11,000 INFO L225 Difference]: With dead ends: 35478 [2020-10-29 07:59:11,000 INFO L226 Difference]: Without dead ends: 18937 [2020-10-29 07:59:11,021 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=43, Invalid=89, Unknown=0, NotChecked=0, Total=132 [2020-10-29 07:59:11,037 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18937 states. [2020-10-29 07:59:11,411 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18937 to 18923. [2020-10-29 07:59:11,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18923 states. [2020-10-29 07:59:11,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18923 states to 18923 states and 21952 transitions. [2020-10-29 07:59:11,447 INFO L78 Accepts]: Start accepts. Automaton has 18923 states and 21952 transitions. Word has length 865 [2020-10-29 07:59:11,448 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 07:59:11,448 INFO L481 AbstractCegarLoop]: Abstraction has 18923 states and 21952 transitions. [2020-10-29 07:59:11,448 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-29 07:59:11,448 INFO L276 IsEmpty]: Start isEmpty. Operand 18923 states and 21952 transitions. [2020-10-29 07:59:11,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 924 [2020-10-29 07:59:11,476 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 07:59:11,477 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 07:59:11,477 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-29 07:59:11,477 INFO L429 AbstractCegarLoop]: === Iteration 12 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 07:59:11,478 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 07:59:11,478 INFO L82 PathProgramCache]: Analyzing trace with hash 1999428582, now seen corresponding path program 1 times [2020-10-29 07:59:11,478 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 07:59:11,478 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [225413880] [2020-10-29 07:59:11,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 07:59:11,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 07:59:11,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:59:11,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:59:14,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:59:14,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:59:16,717 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 07:59:16,717 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 943 [2020-10-29 07:59:16,717 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 07:59:16,717 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5098 [2020-10-29 07:59:16,718 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 07:59:16,718 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 07:59:16,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 07:59:16,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 474 [2020-10-29 07:59:16,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 132 [2020-10-29 07:59:16,718 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 07:59:16,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 07:59:16,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 07:59:16,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:59:16,924 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 07:59:16,924 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 07:59:16,924 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 07:59:16,924 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 07:59:16,925 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 07:59:16,925 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 07:59:16,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 07:59:16,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 07:59:16,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 07:59:16,926 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 07:59:16,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 07:59:16,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 07:59:16,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:59:17,021 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 07:59:17,022 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 240 [2020-10-29 07:59:17,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 07:59:17,022 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 63 [2020-10-29 07:59:17,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 07:59:17,022 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 07:59:17,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 07:59:17,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 07:59:17,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 07:59:17,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 07:59:17,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2020-10-29 07:59:17,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 07:59:17,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:59:17,224 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 07:59:17,224 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 224 [2020-10-29 07:59:17,224 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 07:59:17,225 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 103 [2020-10-29 07:59:17,225 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 07:59:17,225 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 07:59:17,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 07:59:17,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 07:59:17,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 218 [2020-10-29 07:59:17,225 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 07:59:17,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 470 [2020-10-29 07:59:17,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 07:59:17,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:59:17,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 07:59:17,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 130 [2020-10-29 07:59:17,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 07:59:17,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 141 [2020-10-29 07:59:17,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 07:59:17,450 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 07:59:17,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 07:59:17,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 07:59:17,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 130 [2020-10-29 07:59:17,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 07:59:17,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 599 [2020-10-29 07:59:17,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 07:59:17,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:59:17,630 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 07:59:17,630 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 196 [2020-10-29 07:59:17,630 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 07:59:17,631 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 62 [2020-10-29 07:59:17,631 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 07:59:17,631 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 07:59:17,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 07:59:17,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 193 [2020-10-29 07:59:17,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 07:59:17,631 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 07:59:17,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 794 [2020-10-29 07:59:17,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 07:59:17,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:59:17,712 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 07:59:17,712 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 84 [2020-10-29 07:59:17,713 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 07:59:17,713 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-29 07:59:17,713 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 07:59:17,713 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 07:59:17,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 07:59:17,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 81 [2020-10-29 07:59:17,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 07:59:17,713 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 07:59:18,350 INFO L134 CoverageAnalysis]: Checked inductivity of 1562 backedges. 503 proven. 208 refuted. 0 times theorem prover too weak. 851 trivial. 0 not checked. [2020-10-29 07:59:18,351 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [225413880] [2020-10-29 07:59:18,351 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 07:59:18,351 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-29 07:59:18,351 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [130491453] [2020-10-29 07:59:18,352 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-29 07:59:18,352 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 07:59:18,353 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-29 07:59:18,353 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-29 07:59:18,353 INFO L87 Difference]: Start difference. First operand 18923 states and 21952 transitions. Second operand 7 states. [2020-10-29 07:59:23,305 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 07:59:23,305 INFO L93 Difference]: Finished difference Result 37860 states and 43982 transitions. [2020-10-29 07:59:23,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-29 07:59:23,306 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 923 [2020-10-29 07:59:23,307 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 07:59:23,350 INFO L225 Difference]: With dead ends: 37860 [2020-10-29 07:59:23,351 INFO L226 Difference]: Without dead ends: 19282 [2020-10-29 07:59:23,372 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2020-10-29 07:59:23,389 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19282 states. [2020-10-29 07:59:23,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19282 to 19280. [2020-10-29 07:59:23,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19280 states. [2020-10-29 07:59:23,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19280 states to 19280 states and 22331 transitions. [2020-10-29 07:59:23,713 INFO L78 Accepts]: Start accepts. Automaton has 19280 states and 22331 transitions. Word has length 923 [2020-10-29 07:59:23,714 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 07:59:23,714 INFO L481 AbstractCegarLoop]: Abstraction has 19280 states and 22331 transitions. [2020-10-29 07:59:23,714 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-29 07:59:23,714 INFO L276 IsEmpty]: Start isEmpty. Operand 19280 states and 22331 transitions. [2020-10-29 07:59:23,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 926 [2020-10-29 07:59:23,742 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 07:59:23,743 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 07:59:23,743 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-29 07:59:23,744 INFO L429 AbstractCegarLoop]: === Iteration 13 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 07:59:23,744 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 07:59:23,744 INFO L82 PathProgramCache]: Analyzing trace with hash 1053693994, now seen corresponding path program 1 times [2020-10-29 07:59:23,745 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 07:59:23,745 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1773595815] [2020-10-29 07:59:23,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 07:59:23,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 07:59:23,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:59:24,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:59:24,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:59:27,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:59:28,976 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 07:59:28,977 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 945 [2020-10-29 07:59:28,977 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 07:59:28,977 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5086 [2020-10-29 07:59:28,977 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 07:59:28,977 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 07:59:28,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 07:59:28,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 476 [2020-10-29 07:59:28,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 132 [2020-10-29 07:59:28,978 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 07:59:29,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 07:59:29,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 07:59:29,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:59:29,180 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 07:59:29,180 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 07:59:29,180 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 07:59:29,180 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 07:59:29,180 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 07:59:29,180 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 07:59:29,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 07:59:29,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 07:59:29,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 07:59:29,181 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 07:59:29,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 07:59:29,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 07:59:29,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:59:29,300 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 07:59:29,301 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 240 [2020-10-29 07:59:29,301 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 07:59:29,301 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 91 [2020-10-29 07:59:29,301 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 07:59:29,301 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 07:59:29,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 07:59:29,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 07:59:29,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 07:59:29,302 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 07:59:29,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2020-10-29 07:59:29,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 07:59:29,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:59:29,718 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 07:59:29,718 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 226 [2020-10-29 07:59:29,718 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 07:59:29,719 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 319 [2020-10-29 07:59:29,719 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 07:59:29,719 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 07:59:29,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 07:59:29,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 07:59:29,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 220 [2020-10-29 07:59:29,719 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 07:59:29,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2020-10-29 07:59:29,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 07:59:29,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:59:29,953 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 07:59:29,953 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 130 [2020-10-29 07:59:29,953 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 07:59:29,954 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 122 [2020-10-29 07:59:29,954 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 07:59:29,954 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 07:59:29,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 07:59:29,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 07:59:29,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 130 [2020-10-29 07:59:29,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 07:59:30,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 601 [2020-10-29 07:59:30,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 07:59:30,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:59:30,257 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 07:59:30,258 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 196 [2020-10-29 07:59:30,258 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 07:59:30,258 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 114 [2020-10-29 07:59:30,258 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 07:59:30,258 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 07:59:30,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 07:59:30,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 193 [2020-10-29 07:59:30,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 07:59:30,259 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 07:59:30,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 796 [2020-10-29 07:59:30,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 07:59:30,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:59:30,362 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 07:59:30,363 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 84 [2020-10-29 07:59:30,363 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 07:59:30,363 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-29 07:59:30,363 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 07:59:30,363 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 07:59:30,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 07:59:30,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 81 [2020-10-29 07:59:30,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 07:59:30,364 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 07:59:31,035 INFO L134 CoverageAnalysis]: Checked inductivity of 1564 backedges. 503 proven. 208 refuted. 0 times theorem prover too weak. 853 trivial. 0 not checked. [2020-10-29 07:59:31,035 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1773595815] [2020-10-29 07:59:31,035 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 07:59:31,036 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-29 07:59:31,036 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1596712202] [2020-10-29 07:59:31,036 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-29 07:59:31,037 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 07:59:31,037 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-29 07:59:31,037 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-10-29 07:59:31,037 INFO L87 Difference]: Start difference. First operand 19280 states and 22331 transitions. Second operand 8 states. [2020-10-29 07:59:36,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 07:59:36,798 INFO L93 Difference]: Finished difference Result 42310 states and 49305 transitions. [2020-10-29 07:59:36,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-29 07:59:36,799 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 925 [2020-10-29 07:59:36,799 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 07:59:36,853 INFO L225 Difference]: With dead ends: 42310 [2020-10-29 07:59:36,854 INFO L226 Difference]: Without dead ends: 23375 [2020-10-29 07:59:36,883 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2020-10-29 07:59:36,905 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23375 states. [2020-10-29 07:59:37,264 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23375 to 23031. [2020-10-29 07:59:37,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23031 states. [2020-10-29 07:59:37,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23031 states to 23031 states and 26708 transitions. [2020-10-29 07:59:37,306 INFO L78 Accepts]: Start accepts. Automaton has 23031 states and 26708 transitions. Word has length 925 [2020-10-29 07:59:37,307 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 07:59:37,307 INFO L481 AbstractCegarLoop]: Abstraction has 23031 states and 26708 transitions. [2020-10-29 07:59:37,307 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-29 07:59:37,308 INFO L276 IsEmpty]: Start isEmpty. Operand 23031 states and 26708 transitions. [2020-10-29 07:59:37,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 971 [2020-10-29 07:59:37,335 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 07:59:37,336 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 07:59:37,336 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-29 07:59:37,336 INFO L429 AbstractCegarLoop]: === Iteration 14 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 07:59:37,338 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 07:59:37,338 INFO L82 PathProgramCache]: Analyzing trace with hash 582622676, now seen corresponding path program 1 times [2020-10-29 07:59:37,342 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 07:59:37,342 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1599012872] [2020-10-29 07:59:37,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 07:59:37,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 07:59:37,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:59:38,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:59:39,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:59:42,585 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 07:59:42,586 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 992 [2020-10-29 07:59:42,587 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 07:59:42,587 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5078 [2020-10-29 07:59:42,587 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 07:59:42,587 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 07:59:42,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 07:59:42,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 851 [2020-10-29 07:59:42,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 137 [2020-10-29 07:59:42,588 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 07:59:42,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 07:59:42,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 07:59:42,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:59:42,812 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 07:59:42,812 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 07:59:42,813 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 07:59:42,813 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 07:59:42,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 07:59:42,813 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 07:59:42,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 07:59:42,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 07:59:42,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 07:59:42,814 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 07:59:42,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 07:59:42,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 07:59:42,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:59:42,897 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 07:59:42,897 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 248 [2020-10-29 07:59:42,897 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 07:59:42,897 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 50 [2020-10-29 07:59:42,898 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 07:59:42,898 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 07:59:42,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 07:59:42,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 07:59:42,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 07:59:42,898 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 07:59:42,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2020-10-29 07:59:42,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 07:59:42,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:59:43,014 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 07:59:43,015 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 101 [2020-10-29 07:59:43,015 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 07:59:43,015 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-29 07:59:43,015 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 07:59:43,015 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 07:59:43,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 07:59:43,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 07:59:43,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 07:59:43,016 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 07:59:43,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2020-10-29 07:59:43,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 07:59:43,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:59:43,087 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 07:59:43,087 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 163 [2020-10-29 07:59:43,087 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 07:59:43,087 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-10-29 07:59:43,087 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 07:59:43,088 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 07:59:43,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 07:59:43,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 07:59:43,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 07:59:43,088 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 07:59:43,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 517 [2020-10-29 07:59:43,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 07:59:43,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:59:43,177 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 07:59:43,178 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 130 [2020-10-29 07:59:43,178 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 07:59:43,178 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-29 07:59:43,178 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 07:59:43,178 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 07:59:43,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 07:59:43,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 07:59:43,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 07:59:43,179 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 07:59:43,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 646 [2020-10-29 07:59:43,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 07:59:43,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:59:43,457 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 07:59:43,457 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 196 [2020-10-29 07:59:43,458 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 07:59:43,458 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 186 [2020-10-29 07:59:43,458 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 07:59:43,458 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 07:59:43,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 07:59:43,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 07:59:43,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 190 [2020-10-29 07:59:43,459 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 07:59:43,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 841 [2020-10-29 07:59:43,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 07:59:43,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:59:43,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 07:59:43,588 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 07:59:43,588 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 84 [2020-10-29 07:59:43,588 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 07:59:43,588 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 76 [2020-10-29 07:59:43,588 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 07:59:43,589 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 07:59:43,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 07:59:43,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 07:59:43,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-29 07:59:43,589 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 07:59:44,133 INFO L134 CoverageAnalysis]: Checked inductivity of 1997 backedges. 306 proven. 6 refuted. 0 times theorem prover too weak. 1685 trivial. 0 not checked. [2020-10-29 07:59:44,133 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1599012872] [2020-10-29 07:59:44,134 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 07:59:44,134 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-29 07:59:44,134 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1707330910] [2020-10-29 07:59:44,135 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-29 07:59:44,135 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 07:59:44,136 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-29 07:59:44,136 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-29 07:59:44,136 INFO L87 Difference]: Start difference. First operand 23031 states and 26708 transitions. Second operand 5 states. [2020-10-29 07:59:47,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 07:59:47,953 INFO L93 Difference]: Finished difference Result 45712 states and 53065 transitions. [2020-10-29 07:59:47,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-29 07:59:47,954 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 970 [2020-10-29 07:59:47,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 07:59:47,955 INFO L225 Difference]: With dead ends: 45712 [2020-10-29 07:59:47,955 INFO L226 Difference]: Without dead ends: 0 [2020-10-29 07:59:47,995 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-29 07:59:47,995 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-29 07:59:47,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-29 07:59:47,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-29 07:59:47,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-29 07:59:47,996 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 970 [2020-10-29 07:59:47,996 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 07:59:47,996 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-29 07:59:47,996 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-29 07:59:47,996 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-29 07:59:47,996 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-29 07:59:47,997 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-10-29 07:59:47,999 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-29 07:59:48,491 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 96 [2020-10-29 07:59:49,552 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 84 [2020-10-29 07:59:50,359 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 279 DAG size of output: 234 [2020-10-29 07:59:51,313 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 279 DAG size of output: 234 [2020-10-29 07:59:51,716 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 32 [2020-10-29 07:59:53,464 WARN L193 SmtUtils]: Spent 1.72 s on a formula simplification. DAG size of input: 335 DAG size of output: 56 [2020-10-29 07:59:55,172 WARN L193 SmtUtils]: Spent 1.69 s on a formula simplification. DAG size of input: 335 DAG size of output: 56 [2020-10-29 07:59:56,414 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 232 DAG size of output: 50 [2020-10-29 07:59:58,180 WARN L193 SmtUtils]: Spent 1.75 s on a formula simplification. DAG size of input: 335 DAG size of output: 56 [2020-10-29 07:59:59,338 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 232 DAG size of output: 50 [2020-10-29 08:00:00,102 WARN L193 SmtUtils]: Spent 751.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 42 [2020-10-29 08:00:00,107 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 5) no Hoare annotation was computed. [2020-10-29 08:00:00,107 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 5) the Hoare annotation is: true [2020-10-29 08:00:00,107 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 5) no Hoare annotation was computed. [2020-10-29 08:00:00,107 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 5) no Hoare annotation was computed. [2020-10-29 08:00:00,107 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-29 08:00:00,108 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |#t~string6.base| |old(#t~string6.base)|) (= ~inputA~0 |old(~inputA~0)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~a18~0 |old(~a18~0)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= ~a12~0 |old(~a12~0)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= ~a15~0 |old(~a15~0)|) (= |old(#valid)| |#valid|) (= ~inputC~0 |old(~inputC~0)|) (= ~inputF~0 |old(~inputF~0)|) (= ~inputE~0 |old(~inputE~0)|) (= |#t~string8.base| |old(#t~string8.base)|) (= ~inputD~0 |old(~inputD~0)|) (= ~a16~0 |old(~a16~0)|) (= |#NULL.base| |old(#NULL.base)|) (= ~inputB~0 |old(~inputB~0)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string7.base| |old(#t~string7.base)|)) [2020-10-29 08:00:00,108 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-29 08:00:00,108 INFO L274 CegarLoopResult]: For program point L1505(lines 1505 1765) no Hoare annotation was computed. [2020-10-29 08:00:00,108 INFO L274 CegarLoopResult]: For program point L1695(lines 1695 1765) no Hoare annotation was computed. [2020-10-29 08:00:00,108 INFO L274 CegarLoopResult]: For program point calculate_output2EXIT(lines 1496 1767) no Hoare annotation was computed. [2020-10-29 08:00:00,108 INFO L274 CegarLoopResult]: For program point L1555(lines 1555 1765) no Hoare annotation was computed. [2020-10-29 08:00:00,108 INFO L274 CegarLoopResult]: For program point L1671(lines 1671 1765) no Hoare annotation was computed. [2020-10-29 08:00:00,109 INFO L274 CegarLoopResult]: For program point L1605(lines 1605 1765) no Hoare annotation was computed. [2020-10-29 08:00:00,109 INFO L274 CegarLoopResult]: For program point L1729(lines 1729 1765) no Hoare annotation was computed. [2020-10-29 08:00:00,109 INFO L274 CegarLoopResult]: For program point L1630(lines 1630 1765) no Hoare annotation was computed. [2020-10-29 08:00:00,109 INFO L274 CegarLoopResult]: For program point L1754(lines 1754 1765) no Hoare annotation was computed. [2020-10-29 08:00:00,109 INFO L274 CegarLoopResult]: For program point L1523(lines 1523 1765) no Hoare annotation was computed. [2020-10-29 08:00:00,109 INFO L274 CegarLoopResult]: For program point L1647(lines 1647 1765) no Hoare annotation was computed. [2020-10-29 08:00:00,110 INFO L274 CegarLoopResult]: For program point L1581(lines 1581 1765) no Hoare annotation was computed. [2020-10-29 08:00:00,110 INFO L274 CegarLoopResult]: For program point L1548(lines 1548 1765) no Hoare annotation was computed. [2020-10-29 08:00:00,110 INFO L274 CegarLoopResult]: For program point L1499(lines 1499 1765) no Hoare annotation was computed. [2020-10-29 08:00:00,110 INFO L274 CegarLoopResult]: For program point L1689(lines 1689 1765) no Hoare annotation was computed. [2020-10-29 08:00:00,110 INFO L274 CegarLoopResult]: For program point L1706(lines 1706 1765) no Hoare annotation was computed. [2020-10-29 08:00:00,110 INFO L274 CegarLoopResult]: For program point L1640(lines 1640 1765) no Hoare annotation was computed. [2020-10-29 08:00:00,110 INFO L274 CegarLoopResult]: For program point L1665(lines 1665 1765) no Hoare annotation was computed. [2020-10-29 08:00:00,110 INFO L274 CegarLoopResult]: For program point L1599(lines 1599 1765) no Hoare annotation was computed. [2020-10-29 08:00:00,110 INFO L274 CegarLoopResult]: For program point L1723(lines 1723 1765) no Hoare annotation was computed. [2020-10-29 08:00:00,110 INFO L274 CegarLoopResult]: For program point L1624(lines 1624 1765) no Hoare annotation was computed. [2020-10-29 08:00:00,111 INFO L274 CegarLoopResult]: For program point L1748(lines 1748 1765) no Hoare annotation was computed. [2020-10-29 08:00:00,111 INFO L274 CegarLoopResult]: For program point L1517(lines 1517 1765) no Hoare annotation was computed. [2020-10-29 08:00:00,111 INFO L274 CegarLoopResult]: For program point L1575(lines 1575 1765) no Hoare annotation was computed. [2020-10-29 08:00:00,111 INFO L274 CegarLoopResult]: For program point L1542(lines 1542 1765) no Hoare annotation was computed. [2020-10-29 08:00:00,111 INFO L274 CegarLoopResult]: For program point L1658(lines 1658 1765) no Hoare annotation was computed. [2020-10-29 08:00:00,111 INFO L274 CegarLoopResult]: For program point L1741(lines 1741 1765) no Hoare annotation was computed. [2020-10-29 08:00:00,111 INFO L274 CegarLoopResult]: For program point L1568(lines 1568 1765) no Hoare annotation was computed. [2020-10-29 08:00:00,111 INFO L270 CegarLoopResult]: At program point calculate_output2ENTRY(lines 1496 1767) the Hoare annotation is: (let ((.cse6 (= ~a18~0 |old(~a18~0)|)) (.cse7 (= ~a16~0 |old(~a16~0)|)) (.cse8 (= ~a12~0 |old(~a12~0)|))) (let ((.cse5 (not (<= |old(~a18~0)| 132))) (.cse3 (and .cse6 .cse7 .cse8 (= ~a15~0 |old(~a15~0)|))) (.cse4 (not (<= 4 |old(~a15~0)|))) (.cse2 (not (<= |old(~a16~0)| 11))) (.cse0 (and (= ~a15~0 3) .cse6 .cse7 .cse8)) (.cse1 (not (= 3 |old(~a15~0)|)))) (and (or .cse0 .cse1 (= 8 |old(~a16~0)|) .cse2) (or .cse3 (not (<= |old(~a12~0)| 7)) .cse4 .cse2) (or .cse3 .cse1 .cse5 (not (<= 12 |old(~a16~0)|))) (or .cse0 .cse1 (= 7 |old(~a12~0)|)) (or .cse3 .cse5 .cse4 .cse2) (or .cse3 .cse4 (not (<= 9 |old(~a12~0)|)) .cse2) (or .cse0 .cse1 (not (<= (+ |old(~a18~0)| 87) 0)))))) [2020-10-29 08:00:00,112 INFO L274 CegarLoopResult]: For program point L1593(lines 1593 1765) no Hoare annotation was computed. [2020-10-29 08:00:00,112 INFO L274 CegarLoopResult]: For program point L1717(lines 1717 1765) no Hoare annotation was computed. [2020-10-29 08:00:00,112 INFO L274 CegarLoopResult]: For program point L1684(lines 1684 1765) no Hoare annotation was computed. [2020-10-29 08:00:00,112 INFO L274 CegarLoopResult]: For program point L1618(lines 1618 1765) no Hoare annotation was computed. [2020-10-29 08:00:00,112 INFO L274 CegarLoopResult]: For program point L1701(lines 1701 1765) no Hoare annotation was computed. [2020-10-29 08:00:00,112 INFO L274 CegarLoopResult]: For program point L1635(lines 1635 1765) no Hoare annotation was computed. [2020-10-29 08:00:00,112 INFO L274 CegarLoopResult]: For program point L1536(lines 1536 1765) no Hoare annotation was computed. [2020-10-29 08:00:00,112 INFO L274 CegarLoopResult]: For program point L1759(lines 1759 1765) no Hoare annotation was computed. [2020-10-29 08:00:00,112 INFO L274 CegarLoopResult]: For program point L1561(lines 1561 1765) no Hoare annotation was computed. [2020-10-29 08:00:00,112 INFO L274 CegarLoopResult]: For program point L1677(lines 1677 1765) no Hoare annotation was computed. [2020-10-29 08:00:00,112 INFO L274 CegarLoopResult]: For program point calculate_output2FINAL(lines 1496 1767) no Hoare annotation was computed. [2020-10-29 08:00:00,112 INFO L274 CegarLoopResult]: For program point L1611(lines 1611 1765) no Hoare annotation was computed. [2020-10-29 08:00:00,113 INFO L274 CegarLoopResult]: For program point L1512(lines 1512 1765) no Hoare annotation was computed. [2020-10-29 08:00:00,113 INFO L274 CegarLoopResult]: For program point L1735(lines 1735 1765) no Hoare annotation was computed. [2020-10-29 08:00:00,113 INFO L274 CegarLoopResult]: For program point L1529(lines 1529 1765) no Hoare annotation was computed. [2020-10-29 08:00:00,113 INFO L274 CegarLoopResult]: For program point L1653(lines 1653 1765) no Hoare annotation was computed. [2020-10-29 08:00:00,113 INFO L274 CegarLoopResult]: For program point L1587(lines 1587 1765) no Hoare annotation was computed. [2020-10-29 08:00:00,113 INFO L274 CegarLoopResult]: For program point L1711(lines 1711 1765) no Hoare annotation was computed. [2020-10-29 08:00:00,113 INFO L274 CegarLoopResult]: For program point L168(line 168) no Hoare annotation was computed. [2020-10-29 08:00:00,113 INFO L274 CegarLoopResult]: For program point L102(line 102) no Hoare annotation was computed. [2020-10-29 08:00:00,113 INFO L274 CegarLoopResult]: For program point L36(line 36) no Hoare annotation was computed. [2020-10-29 08:00:00,113 INFO L274 CegarLoopResult]: For program point L1027(lines 1027 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,114 INFO L274 CegarLoopResult]: For program point L1424(lines 1424 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,114 INFO L274 CegarLoopResult]: For program point L1094(lines 1094 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,114 INFO L274 CegarLoopResult]: For program point L896(lines 896 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,114 INFO L274 CegarLoopResult]: For program point L830(lines 830 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,114 INFO L274 CegarLoopResult]: For program point L698(lines 698 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,114 INFO L274 CegarLoopResult]: For program point L1293(lines 1293 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,114 INFO L274 CegarLoopResult]: For program point L170-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:00:00,114 INFO L274 CegarLoopResult]: For program point L104-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:00:00,114 INFO L274 CegarLoopResult]: For program point L38-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:00:00,114 INFO L274 CegarLoopResult]: For program point L963(lines 963 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,114 INFO L274 CegarLoopResult]: For program point L765(lines 765 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,115 INFO L274 CegarLoopResult]: For program point L633(lines 633 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,115 INFO L274 CegarLoopResult]: For program point L369(lines 369 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,115 INFO L274 CegarLoopResult]: For program point L1360(lines 1360 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,115 INFO L274 CegarLoopResult]: For program point L237(lines 237 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,115 INFO L274 CegarLoopResult]: For program point L171(line 171) no Hoare annotation was computed. [2020-10-29 08:00:00,115 INFO L274 CegarLoopResult]: For program point L1162(lines 1162 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,115 INFO L274 CegarLoopResult]: For program point L105(line 105) no Hoare annotation was computed. [2020-10-29 08:00:00,115 INFO L274 CegarLoopResult]: For program point L39(line 39) no Hoare annotation was computed. [2020-10-29 08:00:00,115 INFO L270 CegarLoopResult]: At program point L1493(line 1493) the Hoare annotation is: (let ((.cse6 (= ~a18~0 |old(~a18~0)|)) (.cse7 (= ~a16~0 |old(~a16~0)|)) (.cse8 (= ~a12~0 |old(~a12~0)|))) (let ((.cse5 (not (<= |old(~a18~0)| 132))) (.cse3 (and .cse6 .cse7 .cse8 (= ~a15~0 |old(~a15~0)|))) (.cse4 (not (<= 4 |old(~a15~0)|))) (.cse2 (not (<= |old(~a16~0)| 11))) (.cse0 (and (= ~a15~0 3) .cse6 .cse7 .cse8)) (.cse1 (not (= 3 |old(~a15~0)|)))) (and (or .cse0 .cse1 (= 8 |old(~a16~0)|) .cse2) (or .cse3 (not (<= |old(~a12~0)| 7)) .cse4 .cse2) (or .cse3 .cse1 .cse5 (not (<= 12 |old(~a16~0)|))) (or .cse0 .cse1 (= 7 |old(~a12~0)|)) (or .cse3 .cse5 .cse4 .cse2) (or .cse3 .cse4 (not (<= 9 |old(~a12~0)|)) .cse2) (or .cse0 .cse1 (not (<= (+ |old(~a18~0)| 87) 0)))))) [2020-10-29 08:00:00,116 INFO L274 CegarLoopResult]: For program point L436(lines 436 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,116 INFO L274 CegarLoopResult]: For program point L1493-1(line 1493) no Hoare annotation was computed. [2020-10-29 08:00:00,116 INFO L274 CegarLoopResult]: For program point L1229(lines 1229 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,116 INFO L274 CegarLoopResult]: For program point L569(lines 569 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,116 INFO L274 CegarLoopResult]: For program point L503(lines 503 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,116 INFO L274 CegarLoopResult]: For program point L305(lines 305 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,116 INFO L274 CegarLoopResult]: For program point L173-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:00:00,116 INFO L274 CegarLoopResult]: For program point L107-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:00:00,116 INFO L274 CegarLoopResult]: For program point L41-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:00:00,116 INFO L274 CegarLoopResult]: For program point L174(line 174) no Hoare annotation was computed. [2020-10-29 08:00:00,116 INFO L274 CegarLoopResult]: For program point L108(line 108) no Hoare annotation was computed. [2020-10-29 08:00:00,117 INFO L274 CegarLoopResult]: For program point L1099(lines 1099 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,117 INFO L274 CegarLoopResult]: For program point L42(line 42) no Hoare annotation was computed. [2020-10-29 08:00:00,117 INFO L274 CegarLoopResult]: For program point L1033(lines 1033 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,117 INFO L274 CegarLoopResult]: For program point L901(lines 901 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,117 INFO L274 CegarLoopResult]: For program point L1430(lines 1430 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,117 INFO L274 CegarLoopResult]: For program point L836(lines 836 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,117 INFO L274 CegarLoopResult]: For program point L638(lines 638 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,117 INFO L274 CegarLoopResult]: For program point L1299(lines 1299 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,117 INFO L274 CegarLoopResult]: For program point L242(lines 242 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,117 INFO L274 CegarLoopResult]: For program point L176-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:00:00,117 INFO L274 CegarLoopResult]: For program point L110-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:00:00,117 INFO L274 CegarLoopResult]: For program point L44-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:00:00,118 INFO L274 CegarLoopResult]: For program point L969(lines 969 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,118 INFO L274 CegarLoopResult]: For program point L771(lines 771 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,118 INFO L274 CegarLoopResult]: For program point L705(lines 705 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,118 INFO L274 CegarLoopResult]: For program point L375(lines 375 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,118 INFO L274 CegarLoopResult]: For program point L1366(lines 1366 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,118 INFO L274 CegarLoopResult]: For program point L177(line 177) no Hoare annotation was computed. [2020-10-29 08:00:00,118 INFO L274 CegarLoopResult]: For program point L1168(lines 1168 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,118 INFO L274 CegarLoopResult]: For program point L111(line 111) no Hoare annotation was computed. [2020-10-29 08:00:00,118 INFO L274 CegarLoopResult]: For program point L45(line 45) no Hoare annotation was computed. [2020-10-29 08:00:00,118 INFO L274 CegarLoopResult]: For program point L442(lines 442 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,118 INFO L274 CegarLoopResult]: For program point L575(lines 575 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,118 INFO L274 CegarLoopResult]: For program point L311(lines 311 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,119 INFO L274 CegarLoopResult]: For program point L1236(lines 1236 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,119 INFO L274 CegarLoopResult]: For program point L179-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:00:00,119 INFO L274 CegarLoopResult]: For program point L113-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:00:00,119 INFO L274 CegarLoopResult]: For program point L47-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:00:00,119 INFO L274 CegarLoopResult]: For program point L1038(lines 1038 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,119 INFO L274 CegarLoopResult]: For program point L708(lines 708 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,119 INFO L274 CegarLoopResult]: For program point L510(lines 510 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,119 INFO L274 CegarLoopResult]: For program point L180(line 180) no Hoare annotation was computed. [2020-10-29 08:00:00,119 INFO L274 CegarLoopResult]: For program point L114(line 114) no Hoare annotation was computed. [2020-10-29 08:00:00,119 INFO L274 CegarLoopResult]: For program point L1105(lines 1105 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,119 INFO L274 CegarLoopResult]: For program point L48(line 48) no Hoare annotation was computed. [2020-10-29 08:00:00,119 INFO L274 CegarLoopResult]: For program point L907(lines 907 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,120 INFO L274 CegarLoopResult]: For program point L643(lines 643 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,120 INFO L274 CegarLoopResult]: For program point L445(lines 445 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,120 INFO L274 CegarLoopResult]: For program point L1436(lines 1436 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,120 INFO L274 CegarLoopResult]: For program point L842(lines 842 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,120 INFO L274 CegarLoopResult]: For program point L1305(lines 1305 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,120 INFO L274 CegarLoopResult]: For program point L248(lines 248 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,120 INFO L274 CegarLoopResult]: For program point L182-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:00:00,120 INFO L274 CegarLoopResult]: For program point L116-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:00:00,120 INFO L274 CegarLoopResult]: For program point L50-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:00:00,120 INFO L274 CegarLoopResult]: For program point L777(lines 777 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,120 INFO L274 CegarLoopResult]: For program point L1372(lines 1372 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,120 INFO L274 CegarLoopResult]: For program point L183(line 183) no Hoare annotation was computed. [2020-10-29 08:00:00,121 INFO L274 CegarLoopResult]: For program point L1174(lines 1174 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,121 INFO L274 CegarLoopResult]: For program point L117(line 117) no Hoare annotation was computed. [2020-10-29 08:00:00,121 INFO L274 CegarLoopResult]: For program point L51(line 51) no Hoare annotation was computed. [2020-10-29 08:00:00,121 INFO L274 CegarLoopResult]: For program point L976(lines 976 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,121 INFO L274 CegarLoopResult]: For program point calculate_outputEXIT(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:00:00,121 INFO L274 CegarLoopResult]: For program point L580(lines 580 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,121 INFO L274 CegarLoopResult]: For program point L382(lines 382 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,121 INFO L274 CegarLoopResult]: For program point L317(lines 317 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,121 INFO L274 CegarLoopResult]: For program point L185-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:00:00,121 INFO L274 CegarLoopResult]: For program point L119-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:00:00,121 INFO L274 CegarLoopResult]: For program point L53-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:00:00,121 INFO L274 CegarLoopResult]: For program point L1044(lines 1044 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,121 INFO L274 CegarLoopResult]: For program point L780(lines 780 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,122 INFO L274 CegarLoopResult]: For program point L714(lines 714 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,122 INFO L274 CegarLoopResult]: For program point L1243(lines 1243 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,122 INFO L274 CegarLoopResult]: For program point L186(line 186) no Hoare annotation was computed. [2020-10-29 08:00:00,122 INFO L274 CegarLoopResult]: For program point L1177(lines 1177 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,122 INFO L274 CegarLoopResult]: For program point L120(line 120) no Hoare annotation was computed. [2020-10-29 08:00:00,122 INFO L274 CegarLoopResult]: For program point L1111(lines 1111 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,122 INFO L274 CegarLoopResult]: For program point L54(line 54) no Hoare annotation was computed. [2020-10-29 08:00:00,122 INFO L274 CegarLoopResult]: For program point L517(lines 517 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,122 INFO L274 CegarLoopResult]: For program point L451(lines 451 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,122 INFO L274 CegarLoopResult]: For program point L1442(lines 1442 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,122 INFO L274 CegarLoopResult]: For program point L914(lines 914 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,122 INFO L274 CegarLoopResult]: For program point L848(lines 848 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,123 INFO L274 CegarLoopResult]: For program point L650(lines 650 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,123 INFO L274 CegarLoopResult]: For program point L1377(lines 1377 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,123 INFO L274 CegarLoopResult]: For program point L1311(lines 1311 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,123 INFO L274 CegarLoopResult]: For program point L254(lines 254 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,123 INFO L274 CegarLoopResult]: For program point L188-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:00:00,123 INFO L274 CegarLoopResult]: For program point L122-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:00:00,123 INFO L274 CegarLoopResult]: For program point L56-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:00:00,123 INFO L274 CegarLoopResult]: For program point L981(lines 981 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,123 INFO L274 CegarLoopResult]: For program point L189(line 189) no Hoare annotation was computed. [2020-10-29 08:00:00,123 INFO L274 CegarLoopResult]: For program point L123(line 123) no Hoare annotation was computed. [2020-10-29 08:00:00,124 INFO L274 CegarLoopResult]: For program point L57(line 57) no Hoare annotation was computed. [2020-10-29 08:00:00,124 INFO L274 CegarLoopResult]: For program point L586(lines 586 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,124 INFO L274 CegarLoopResult]: For program point L388(lines 388 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,124 INFO L274 CegarLoopResult]: For program point L719(lines 719 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,124 INFO L274 CegarLoopResult]: For program point L323(lines 323 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,124 INFO L274 CegarLoopResult]: For program point L191-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:00:00,124 INFO L274 CegarLoopResult]: For program point L125-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:00:00,124 INFO L274 CegarLoopResult]: For program point L1116(lines 1116 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,124 INFO L274 CegarLoopResult]: For program point L59-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:00:00,124 INFO L274 CegarLoopResult]: For program point L1050(lines 1050 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,125 INFO L274 CegarLoopResult]: For program point L786(lines 786 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,125 INFO L270 CegarLoopResult]: At program point calculate_outputENTRY(lines 25 1494) the Hoare annotation is: (let ((.cse6 (= ~a18~0 |old(~a18~0)|)) (.cse7 (= ~a16~0 |old(~a16~0)|)) (.cse8 (= ~a12~0 |old(~a12~0)|))) (let ((.cse5 (not (<= |old(~a18~0)| 132))) (.cse3 (and .cse6 .cse7 .cse8 (= ~a15~0 |old(~a15~0)|))) (.cse4 (not (<= 4 |old(~a15~0)|))) (.cse2 (not (<= |old(~a16~0)| 11))) (.cse0 (and (= ~a15~0 3) .cse6 .cse7 .cse8)) (.cse1 (not (= 3 |old(~a15~0)|)))) (and (or .cse0 .cse1 (= 8 |old(~a16~0)|) .cse2) (or .cse3 (not (<= |old(~a12~0)| 7)) .cse4 .cse2) (or .cse3 .cse1 .cse5 (not (<= 12 |old(~a16~0)|))) (or .cse0 .cse1 (= 7 |old(~a12~0)|)) (or .cse3 .cse5 .cse4 .cse2) (or .cse3 .cse4 (not (<= 9 |old(~a12~0)|)) .cse2) (or .cse0 .cse1 (not (<= (+ |old(~a18~0)| 87) 0)))))) [2020-10-29 08:00:00,125 INFO L274 CegarLoopResult]: For program point L456(lines 456 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,125 INFO L274 CegarLoopResult]: For program point L1249(lines 1249 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,125 INFO L274 CegarLoopResult]: For program point L192(line 192) no Hoare annotation was computed. [2020-10-29 08:00:00,125 INFO L274 CegarLoopResult]: For program point L1183(lines 1183 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,125 INFO L274 CegarLoopResult]: For program point L126(line 126) no Hoare annotation was computed. [2020-10-29 08:00:00,125 INFO L274 CegarLoopResult]: For program point L60(line 60) no Hoare annotation was computed. [2020-10-29 08:00:00,125 INFO L274 CegarLoopResult]: For program point L919(lines 919 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,126 INFO L274 CegarLoopResult]: For program point L853(lines 853 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,126 INFO L274 CegarLoopResult]: For program point L523(lines 523 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,126 INFO L274 CegarLoopResult]: For program point L1448(lines 1448 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,126 INFO L274 CegarLoopResult]: For program point L1316(lines 1316 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,126 INFO L274 CegarLoopResult]: For program point L259(lines 259 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,126 INFO L274 CegarLoopResult]: For program point L1383(lines 1383 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,126 INFO L274 CegarLoopResult]: For program point L194-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:00:00,126 INFO L274 CegarLoopResult]: For program point L128-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:00:00,126 INFO L274 CegarLoopResult]: For program point L62-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:00:00,126 INFO L274 CegarLoopResult]: For program point L657(lines 657 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,126 INFO L274 CegarLoopResult]: For program point L591(lines 591 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,126 INFO L274 CegarLoopResult]: For program point L459(lines 459 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,127 INFO L274 CegarLoopResult]: For program point L393(lines 393 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,127 INFO L274 CegarLoopResult]: For program point L1252(lines 1252 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,127 INFO L274 CegarLoopResult]: For program point L195(line 195) no Hoare annotation was computed. [2020-10-29 08:00:00,127 INFO L274 CegarLoopResult]: For program point L129(line 129) no Hoare annotation was computed. [2020-10-29 08:00:00,127 INFO L274 CegarLoopResult]: For program point L63(line 63) no Hoare annotation was computed. [2020-10-29 08:00:00,127 INFO L274 CegarLoopResult]: For program point L988(lines 988 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,127 INFO L274 CegarLoopResult]: For program point L1451(lines 1451 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,127 INFO L274 CegarLoopResult]: For program point L791(lines 791 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,127 INFO L274 CegarLoopResult]: For program point L725(lines 725 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,127 INFO L274 CegarLoopResult]: For program point L329(lines 329 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,127 INFO L274 CegarLoopResult]: For program point L197-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:00:00,128 INFO L274 CegarLoopResult]: For program point L131-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:00:00,128 INFO L274 CegarLoopResult]: For program point L1122(lines 1122 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,128 INFO L274 CegarLoopResult]: For program point L65-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:00:00,128 INFO L274 CegarLoopResult]: For program point L924(lines 924 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,128 INFO L274 CegarLoopResult]: For program point L264(lines 264 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,128 INFO L274 CegarLoopResult]: For program point L198(line 198) no Hoare annotation was computed. [2020-10-29 08:00:00,128 INFO L274 CegarLoopResult]: For program point L1189(lines 1189 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,128 INFO L274 CegarLoopResult]: For program point L132(line 132) no Hoare annotation was computed. [2020-10-29 08:00:00,128 INFO L274 CegarLoopResult]: For program point L66(line 66) no Hoare annotation was computed. [2020-10-29 08:00:00,128 INFO L274 CegarLoopResult]: For program point L1057(lines 1057 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,128 INFO L274 CegarLoopResult]: For program point L859(lines 859 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,128 INFO L274 CegarLoopResult]: For program point L529(lines 529 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,129 INFO L274 CegarLoopResult]: For program point L1388(lines 1388 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,129 INFO L274 CegarLoopResult]: For program point L596(lines 596 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,129 INFO L274 CegarLoopResult]: For program point L1323(lines 1323 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,129 INFO L274 CegarLoopResult]: For program point L200-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:00:00,129 INFO L274 CegarLoopResult]: For program point L134-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:00:00,129 INFO L274 CegarLoopResult]: For program point L68-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:00:00,129 INFO L274 CegarLoopResult]: For program point L663(lines 663 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,129 INFO L274 CegarLoopResult]: For program point L465(lines 465 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,129 INFO L274 CegarLoopResult]: For program point L1258(lines 1258 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,129 INFO L274 CegarLoopResult]: For program point L201(line 201) no Hoare annotation was computed. [2020-10-29 08:00:00,129 INFO L274 CegarLoopResult]: For program point L135(line 135) no Hoare annotation was computed. [2020-10-29 08:00:00,129 INFO L274 CegarLoopResult]: For program point L69(line 69) no Hoare annotation was computed. [2020-10-29 08:00:00,130 INFO L274 CegarLoopResult]: For program point L730(lines 730 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,130 INFO L274 CegarLoopResult]: For program point L400(lines 400 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,130 INFO L274 CegarLoopResult]: For program point L1127(lines 1127 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,130 INFO L274 CegarLoopResult]: For program point L995(lines 995 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,130 INFO L274 CegarLoopResult]: For program point L1458(lines 1458 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,130 INFO L274 CegarLoopResult]: For program point L335(lines 335 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,130 INFO L274 CegarLoopResult]: For program point L203-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:00:00,130 INFO L274 CegarLoopResult]: For program point L137-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:00:00,130 INFO L274 CegarLoopResult]: For program point L71-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:00:00,130 INFO L274 CegarLoopResult]: For program point L798(lines 798 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,131 INFO L274 CegarLoopResult]: For program point L666(lines 666 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,131 INFO L274 CegarLoopResult]: For program point L270(lines 270 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,131 INFO L274 CegarLoopResult]: For program point L204(line 204) no Hoare annotation was computed. [2020-10-29 08:00:00,131 INFO L274 CegarLoopResult]: For program point L1195(lines 1195 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,131 INFO L274 CegarLoopResult]: For program point L138(line 138) no Hoare annotation was computed. [2020-10-29 08:00:00,131 INFO L274 CegarLoopResult]: For program point L72(line 72) no Hoare annotation was computed. [2020-10-29 08:00:00,131 INFO L274 CegarLoopResult]: For program point L1063(lines 1063 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,131 INFO L274 CegarLoopResult]: For program point L931(lines 931 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,131 INFO L274 CegarLoopResult]: For program point L865(lines 865 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,131 INFO L274 CegarLoopResult]: For program point L535(lines 535 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,131 INFO L274 CegarLoopResult]: For program point L1394(lines 1394 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,132 INFO L274 CegarLoopResult]: For program point L602(lines 602 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,132 INFO L274 CegarLoopResult]: For program point L1329(lines 1329 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,132 INFO L274 CegarLoopResult]: For program point L206-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:00:00,132 INFO L274 CegarLoopResult]: For program point L140-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:00:00,132 INFO L274 CegarLoopResult]: For program point L74-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:00:00,132 INFO L274 CegarLoopResult]: For program point L471(lines 471 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,132 INFO L274 CegarLoopResult]: For program point L1264(lines 1264 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,132 INFO L274 CegarLoopResult]: For program point L207(line 207) no Hoare annotation was computed. [2020-10-29 08:00:00,132 INFO L274 CegarLoopResult]: For program point L141(line 141) no Hoare annotation was computed. [2020-10-29 08:00:00,132 INFO L274 CegarLoopResult]: For program point L75(line 75) no Hoare annotation was computed. [2020-10-29 08:00:00,133 INFO L274 CegarLoopResult]: For program point L736(lines 736 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,133 INFO L274 CegarLoopResult]: For program point L1463(lines 1463 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,133 INFO L274 CegarLoopResult]: For program point L406(lines 406 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,133 INFO L274 CegarLoopResult]: For program point L340(lines 340 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,133 INFO L274 CegarLoopResult]: For program point L1133(lines 1133 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,133 INFO L274 CegarLoopResult]: For program point L1001(lines 1001 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,133 INFO L274 CegarLoopResult]: For program point L143-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:00:00,133 INFO L274 CegarLoopResult]: For program point L77-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:00:00,133 INFO L274 CegarLoopResult]: For program point L804(lines 804 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,133 INFO L274 CegarLoopResult]: For program point L672(lines 672 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,133 INFO L274 CegarLoopResult]: For program point L540(lines 540 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,133 INFO L274 CegarLoopResult]: For program point L1399(lines 1399 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,134 INFO L274 CegarLoopResult]: For program point L276(lines 276 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,134 INFO L274 CegarLoopResult]: For program point L144(line 144) no Hoare annotation was computed. [2020-10-29 08:00:00,134 INFO L274 CegarLoopResult]: For program point L78(line 78) no Hoare annotation was computed. [2020-10-29 08:00:00,134 INFO L274 CegarLoopResult]: For program point L1069(lines 1069 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,134 INFO L274 CegarLoopResult]: For program point L937(lines 937 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,134 INFO L274 CegarLoopResult]: For program point L871(lines 871 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,134 INFO L274 CegarLoopResult]: For program point L1202(lines 1202 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,134 INFO L274 CegarLoopResult]: For program point L608(lines 608 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,134 INFO L274 CegarLoopResult]: For program point L1269(lines 1269 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,134 INFO L274 CegarLoopResult]: For program point L146-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:00:00,135 INFO L274 CegarLoopResult]: For program point L80-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:00:00,135 INFO L274 CegarLoopResult]: For program point L1468(lines 1468 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,135 INFO L274 CegarLoopResult]: For program point L1336(lines 1336 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,135 INFO L274 CegarLoopResult]: For program point L147(line 147) no Hoare annotation was computed. [2020-10-29 08:00:00,135 INFO L274 CegarLoopResult]: For program point L81(line 81) no Hoare annotation was computed. [2020-10-29 08:00:00,135 INFO L274 CegarLoopResult]: For program point L478(lines 478 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,135 INFO L274 CegarLoopResult]: For program point L1139(lines 1139 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,135 INFO L274 CegarLoopResult]: For program point L1007(lines 1007 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,135 INFO L274 CegarLoopResult]: For program point L743(lines 743 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,135 INFO L274 CegarLoopResult]: For program point L545(lines 545 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,135 INFO L274 CegarLoopResult]: For program point L413(lines 413 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,135 INFO L274 CegarLoopResult]: For program point L347(lines 347 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,136 INFO L274 CegarLoopResult]: For program point L281(lines 281 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,136 INFO L274 CegarLoopResult]: For program point L215(lines 215 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,136 INFO L274 CegarLoopResult]: For program point L149-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:00:00,136 INFO L274 CegarLoopResult]: For program point L83-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:00:00,136 INFO L274 CegarLoopResult]: For program point L810(lines 810 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,136 INFO L274 CegarLoopResult]: For program point L1405(lines 1405 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,136 INFO L274 CegarLoopResult]: For program point L1207(lines 1207 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,136 INFO L270 CegarLoopResult]: At program point L150(line 150) the Hoare annotation is: (let ((.cse3 (not (<= |old(~a18~0)| 132))) (.cse0 (not (<= 4 |old(~a15~0)|))) (.cse1 (not (<= |old(~a16~0)| 11))) (.cse2 (not (= 3 |old(~a15~0)|)))) (and (or .cse0 (not (<= 9 |old(~a12~0)|)) .cse1) (or .cse2 (not (<= (+ |old(~a18~0)| 87) 0))) (or .cse2 .cse3 (not (<= 12 |old(~a16~0)|))) (or (not (<= |old(~a12~0)| 7)) .cse0 .cse1) (or .cse2 (= 8 |old(~a16~0)|) .cse1) (or .cse3 .cse0 .cse1) (or .cse2 (= 7 |old(~a12~0)|)))) [2020-10-29 08:00:00,136 INFO L274 CegarLoopResult]: For program point L150-1(line 150) no Hoare annotation was computed. [2020-10-29 08:00:00,136 INFO L274 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2020-10-29 08:00:00,137 INFO L274 CegarLoopResult]: For program point L1075(lines 1075 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,137 INFO L274 CegarLoopResult]: For program point calculate_outputFINAL(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:00:00,137 INFO L274 CegarLoopResult]: For program point L877(lines 877 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,137 INFO L274 CegarLoopResult]: For program point L679(lines 679 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,137 INFO L274 CegarLoopResult]: For program point L944(lines 944 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,137 INFO L274 CegarLoopResult]: For program point L614(lines 614 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,137 INFO L274 CegarLoopResult]: For program point L152-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:00:00,137 INFO L274 CegarLoopResult]: For program point L86-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:00:00,137 INFO L274 CegarLoopResult]: For program point L1474(lines 1474 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,137 INFO L274 CegarLoopResult]: For program point L1276(lines 1276 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,138 INFO L274 CegarLoopResult]: For program point L153(line 153) no Hoare annotation was computed. [2020-10-29 08:00:00,138 INFO L274 CegarLoopResult]: For program point L87(line 87) no Hoare annotation was computed. [2020-10-29 08:00:00,138 INFO L274 CegarLoopResult]: For program point L748(lines 748 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,138 INFO L274 CegarLoopResult]: For program point L682(lines 682 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,138 INFO L274 CegarLoopResult]: For program point L550(lines 550 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,138 INFO L274 CegarLoopResult]: For program point L352(lines 352 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,138 INFO L274 CegarLoopResult]: For program point L1343(lines 1343 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,138 INFO L274 CegarLoopResult]: For program point L220(lines 220 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,138 INFO L274 CegarLoopResult]: For program point L1145(lines 1145 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,138 INFO L274 CegarLoopResult]: For program point L1013(lines 1013 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,138 INFO L274 CegarLoopResult]: For program point L485(lines 485 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,139 INFO L274 CegarLoopResult]: For program point L419(lines 419 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,139 INFO L274 CegarLoopResult]: For program point L287(lines 287 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,139 INFO L274 CegarLoopResult]: For program point L155-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:00:00,139 INFO L274 CegarLoopResult]: For program point L89-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:00:00,139 INFO L274 CegarLoopResult]: For program point L1411(lines 1411 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,139 INFO L274 CegarLoopResult]: For program point L1213(lines 1213 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,139 INFO L274 CegarLoopResult]: For program point L156(line 156) no Hoare annotation was computed. [2020-10-29 08:00:00,139 INFO L274 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2020-10-29 08:00:00,139 INFO L274 CegarLoopResult]: For program point L1081(lines 1081 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,139 INFO L274 CegarLoopResult]: For program point L817(lines 817 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,140 INFO L274 CegarLoopResult]: For program point L950(lines 950 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,140 INFO L274 CegarLoopResult]: For program point L884(lines 884 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,140 INFO L274 CegarLoopResult]: For program point L620(lines 620 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,140 INFO L274 CegarLoopResult]: For program point L1479(lines 1479 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,140 INFO L274 CegarLoopResult]: For program point L158-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:00:00,140 INFO L274 CegarLoopResult]: For program point L92-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:00:00,140 INFO L274 CegarLoopResult]: For program point L26(lines 26 28) no Hoare annotation was computed. [2020-10-29 08:00:00,140 INFO L274 CegarLoopResult]: For program point L26-2(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:00:00,140 INFO L274 CegarLoopResult]: For program point L1282(lines 1282 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,140 INFO L274 CegarLoopResult]: For program point L225(lines 225 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,140 INFO L274 CegarLoopResult]: For program point L1216(lines 1216 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,141 INFO L274 CegarLoopResult]: For program point L159(line 159) no Hoare annotation was computed. [2020-10-29 08:00:00,141 INFO L274 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-10-29 08:00:00,141 INFO L274 CegarLoopResult]: For program point L27(line 27) no Hoare annotation was computed. [2020-10-29 08:00:00,141 INFO L274 CegarLoopResult]: For program point L754(lines 754 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,141 INFO L274 CegarLoopResult]: For program point L688(lines 688 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,141 INFO L274 CegarLoopResult]: For program point L556(lines 556 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,141 INFO L274 CegarLoopResult]: For program point L358(lines 358 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,141 INFO L274 CegarLoopResult]: For program point L1349(lines 1349 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,141 INFO L274 CegarLoopResult]: For program point L292(lines 292 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,141 INFO L274 CegarLoopResult]: For program point L1151(lines 1151 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,142 INFO L274 CegarLoopResult]: For program point L491(lines 491 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,142 INFO L274 CegarLoopResult]: For program point L161-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:00:00,142 INFO L274 CegarLoopResult]: For program point L95-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:00:00,142 INFO L274 CegarLoopResult]: For program point L29-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:00:00,142 INFO L274 CegarLoopResult]: For program point L1020(lines 1020 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,142 INFO L274 CegarLoopResult]: For program point L426(lines 426 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,142 INFO L274 CegarLoopResult]: For program point L1417(lines 1417 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,142 INFO L274 CegarLoopResult]: For program point L162(line 162) no Hoare annotation was computed. [2020-10-29 08:00:00,142 INFO L274 CegarLoopResult]: For program point L96(line 96) no Hoare annotation was computed. [2020-10-29 08:00:00,142 INFO L274 CegarLoopResult]: For program point L30(line 30) no Hoare annotation was computed. [2020-10-29 08:00:00,142 INFO L274 CegarLoopResult]: For program point L1088(lines 1088 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,143 INFO L274 CegarLoopResult]: For program point L956(lines 956 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,143 INFO L274 CegarLoopResult]: For program point L890(lines 890 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,143 INFO L274 CegarLoopResult]: For program point L824(lines 824 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,143 INFO L274 CegarLoopResult]: For program point L626(lines 626 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,143 INFO L274 CegarLoopResult]: For program point L164-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:00:00,143 INFO L274 CegarLoopResult]: For program point L98-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:00:00,143 INFO L274 CegarLoopResult]: For program point L32-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:00:00,143 INFO L274 CegarLoopResult]: For program point L693(lines 693 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,143 INFO L274 CegarLoopResult]: For program point L1486(lines 1486 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,143 INFO L274 CegarLoopResult]: For program point L429(lines 429 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,143 INFO L274 CegarLoopResult]: For program point L363(lines 363 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,143 INFO L274 CegarLoopResult]: For program point L1288(lines 1288 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,144 INFO L274 CegarLoopResult]: For program point L231(lines 231 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,144 INFO L274 CegarLoopResult]: For program point L1222(lines 1222 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,144 INFO L274 CegarLoopResult]: For program point L165(line 165) no Hoare annotation was computed. [2020-10-29 08:00:00,144 INFO L274 CegarLoopResult]: For program point L99(line 99) no Hoare annotation was computed. [2020-10-29 08:00:00,144 INFO L274 CegarLoopResult]: For program point L33(line 33) no Hoare annotation was computed. [2020-10-29 08:00:00,144 INFO L274 CegarLoopResult]: For program point L760(lines 760 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,144 INFO L274 CegarLoopResult]: For program point L562(lines 562 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,144 INFO L274 CegarLoopResult]: For program point L1355(lines 1355 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,144 INFO L274 CegarLoopResult]: For program point L1157(lines 1157 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,144 INFO L274 CegarLoopResult]: For program point L497(lines 497 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,144 INFO L274 CegarLoopResult]: For program point L299(lines 299 1492) no Hoare annotation was computed. [2020-10-29 08:00:00,144 INFO L274 CegarLoopResult]: For program point L167-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:00:00,145 INFO L274 CegarLoopResult]: For program point L101-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:00:00,145 INFO L274 CegarLoopResult]: For program point L35-1(lines 25 1494) no Hoare annotation was computed. [2020-10-29 08:00:00,145 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-29 08:00:00,145 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= 11 ~a16~0) (= ~a15~0 3) (= (+ ~a18~0 87) 0) (<= ~a16~0 11) (= 5 ~a12~0)) [2020-10-29 08:00:00,145 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-29 08:00:00,145 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-29 08:00:00,145 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 1769 1785) the Hoare annotation is: (or (not (= (+ |old(~a18~0)| 87) 0)) (not (= 5 |old(~a12~0)|)) (not (= 3 |old(~a15~0)|)) (not (<= 11 |old(~a16~0)|)) (and (<= 11 ~a16~0) (= (+ ~a18~0 87) 0) (= ~a12~0 |old(~a12~0)|) (<= ~a16~0 11) (= ~a15~0 |old(~a15~0)|)) (not (<= |old(~a16~0)| 11))) [2020-10-29 08:00:00,145 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 1769 1785) no Hoare annotation was computed. [2020-10-29 08:00:00,146 INFO L270 CegarLoopResult]: At program point L1783(line 1783) the Hoare annotation is: (let ((.cse2 (<= 4 ~a15~0)) (.cse1 (<= ~a18~0 132)) (.cse0 (= ~a15~0 3)) (.cse3 (<= ~a16~0 11))) (or (not (= 11 |old(~a16~0)|)) (not (= (+ |old(~a18~0)| 87) 0)) (and .cse0 (<= 12 ~a16~0) .cse1) (not (= 5 |old(~a12~0)|)) (not (= 3 |old(~a15~0)|)) (and (not (= 7 ~a12~0)) .cse0) (and .cse2 (<= ~a12~0 7) .cse3) (and .cse2 .cse3 (<= 9 ~a12~0)) (and .cse2 .cse1 .cse3) (and .cse0 (<= (+ ~a18~0 87) 0)) (and .cse0 .cse3 (not (= ~a16~0 8))))) [2020-10-29 08:00:00,146 INFO L274 CegarLoopResult]: For program point L1783-1(line 1783) no Hoare annotation was computed. [2020-10-29 08:00:00,146 INFO L274 CegarLoopResult]: For program point L1780(line 1780) no Hoare annotation was computed. [2020-10-29 08:00:00,146 INFO L270 CegarLoopResult]: At program point L1775-2(lines 1775 1784) the Hoare annotation is: (let ((.cse2 (<= 4 ~a15~0)) (.cse1 (<= ~a18~0 132)) (.cse0 (= ~a15~0 3)) (.cse3 (<= ~a16~0 11))) (or (not (= 11 |old(~a16~0)|)) (not (= (+ |old(~a18~0)| 87) 0)) (and .cse0 (<= 12 ~a16~0) .cse1) (not (= 5 |old(~a12~0)|)) (not (= 3 |old(~a15~0)|)) (and (not (= 7 ~a12~0)) .cse0) (and .cse2 (<= ~a12~0 7) .cse3) (and .cse2 .cse3 (<= 9 ~a12~0)) (and .cse2 .cse1 .cse3) (and .cse0 (<= (+ ~a18~0 87) 0)) (and .cse0 .cse3 (not (= ~a16~0 8))))) [2020-10-29 08:00:00,146 INFO L274 CegarLoopResult]: For program point L1775-3(lines 1769 1785) no Hoare annotation was computed. [2020-10-29 08:00:00,167 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 08:00:00 BoogieIcfgContainer [2020-10-29 08:00:00,167 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-29 08:00:00,169 INFO L168 Benchmark]: Toolchain (without parser) took 180342.26 ms. Allocated memory was 151.0 MB in the beginning and 2.3 GB in the end (delta: 2.2 GB). Free memory was 121.6 MB in the beginning and 1.7 GB in the end (delta: -1.6 GB). Peak memory consumption was 1.5 GB. Max. memory is 8.0 GB. [2020-10-29 08:00:00,169 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 151.0 MB. Free memory was 122.5 MB in the beginning and 122.1 MB in the end (delta: 435.2 kB). There was no memory consumed. Max. memory is 8.0 GB. [2020-10-29 08:00:00,170 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1392.05 ms. Allocated memory is still 151.0 MB. Free memory was 121.0 MB in the beginning and 95.4 MB in the end (delta: 25.7 MB). Peak memory consumption was 30.8 MB. Max. memory is 8.0 GB. [2020-10-29 08:00:00,170 INFO L168 Benchmark]: Boogie Preprocessor took 211.53 ms. Allocated memory is still 151.0 MB. Free memory was 95.4 MB in the beginning and 84.9 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 8.0 GB. [2020-10-29 08:00:00,171 INFO L168 Benchmark]: RCFGBuilder took 2994.25 ms. Allocated memory was 151.0 MB in the beginning and 186.6 MB in the end (delta: 35.7 MB). Free memory was 84.9 MB in the beginning and 76.3 MB in the end (delta: 8.6 MB). Peak memory consumption was 52.7 MB. Max. memory is 8.0 GB. [2020-10-29 08:00:00,172 INFO L168 Benchmark]: TraceAbstraction took 175731.41 ms. Allocated memory was 186.6 MB in the beginning and 2.3 GB in the end (delta: 2.1 GB). Free memory was 75.8 MB in the beginning and 1.7 GB in the end (delta: -1.6 GB). Peak memory consumption was 1.4 GB. Max. memory is 8.0 GB. [2020-10-29 08:00:00,175 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 151.0 MB. Free memory was 122.5 MB in the beginning and 122.1 MB in the end (delta: 435.2 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 1392.05 ms. Allocated memory is still 151.0 MB. Free memory was 121.0 MB in the beginning and 95.4 MB in the end (delta: 25.7 MB). Peak memory consumption was 30.8 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 211.53 ms. Allocated memory is still 151.0 MB. Free memory was 95.4 MB in the beginning and 84.9 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 8.0 GB. * RCFGBuilder took 2994.25 ms. Allocated memory was 151.0 MB in the beginning and 186.6 MB in the end (delta: 35.7 MB). Free memory was 84.9 MB in the beginning and 76.3 MB in the end (delta: 8.6 MB). Peak memory consumption was 52.7 MB. Max. memory is 8.0 GB. * TraceAbstraction took 175731.41 ms. Allocated memory was 186.6 MB in the beginning and 2.3 GB in the end (delta: 2.1 GB). Free memory was 75.8 MB in the beginning and 1.7 GB in the end (delta: -1.6 GB). Peak memory consumption was 1.4 GB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 5]: 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: 1775]: Loop Invariant Derived loop invariant: (((((((((!(11 == \old(a16)) || !(\old(a18) + 87 == 0)) || ((a15 == 3 && 12 <= a16) && a18 <= 132)) || !(5 == \old(a12))) || !(3 == \old(a15))) || (!(7 == a12) && a15 == 3)) || ((4 <= a15 && a12 <= 7) && a16 <= 11)) || ((4 <= a15 && a16 <= 11) && 9 <= a12)) || ((4 <= a15 && a18 <= 132) && a16 <= 11)) || (a15 == 3 && a18 + 87 <= 0)) || ((a15 == 3 && a16 <= 11) && !(a16 == 8)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 413 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 163.4s, OverallIterations: 14, TraceHistogramMax: 7, AutomataDifference: 78.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 12.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 530 SDtfs, 19957 SDslu, 629 SDs, 0 SdLazy, 33264 SolverSat, 6055 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 54.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 301 GetRequests, 177 SyntacticMatches, 3 SemanticMatches, 121 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 119 ImplicationChecksByTransitivity, 4.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=23031occurred in iteration=13, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 3.5s AutomataMinimizationTime, 14 MinimizatonAttempts, 4526 StatesRemovedByMinimization, 13 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 11 LocationsWithAnnotation, 2100 PreInvPairs, 2307 NumberOfFragments, 905 HoareAnnotationTreeSize, 2100 FomulaSimplifications, 162706 FormulaSimplificationTreeSizeReduction, 3.5s HoareSimplificationTime, 11 FomulaSimplificationsInter, 38694 FormulaSimplificationTreeSizeReductionInter, 8.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 73.7s InterpolantComputationTime, 8128 NumberOfCodeBlocks, 8128 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 8114 ConstructedInterpolants, 0 QuantifiedInterpolants, 16878732 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 14 InterpolantComputations, 1 PerfectInterpolantSequences, 9932/11799 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...