/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/Problem11_label38.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 06:48:52,538 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 06:48:52,543 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 06:48:52,589 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 06:48:52,589 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 06:48:52,591 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 06:48:52,593 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 06:48:52,595 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 06:48:52,598 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 06:48:52,599 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 06:48:52,601 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 06:48:52,603 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 06:48:52,603 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 06:48:52,605 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 06:48:52,606 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 06:48:52,608 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 06:48:52,609 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 06:48:52,610 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 06:48:52,612 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 06:48:52,634 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 06:48:52,637 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 06:48:52,640 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 06:48:52,642 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 06:48:52,645 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 06:48:52,653 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 06:48:52,654 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 06:48:52,660 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 06:48:52,663 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 06:48:52,663 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 06:48:52,665 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 06:48:52,665 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 06:48:52,666 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 06:48:52,667 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 06:48:52,669 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 06:48:52,671 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 06:48:52,671 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 06:48:52,672 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 06:48:52,672 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 06:48:52,673 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 06:48:52,676 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 06:48:52,677 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 06:48:52,679 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 06:48:52,743 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 06:48:52,744 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 06:48:52,749 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 06:48:52,749 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 06:48:52,749 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 06:48:52,750 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 06:48:52,750 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 06:48:52,750 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 06:48:52,750 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 06:48:52,751 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 06:48:52,751 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 06:48:52,751 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 06:48:52,751 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 06:48:52,752 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 06:48:52,752 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 06:48:52,752 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 06:48:52,752 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 06:48:52,753 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 06:48:52,753 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 06:48:52,756 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 06:48:52,756 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 06:48:52,757 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 06:48:52,757 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 06:48:52,757 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 06:48:52,757 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 06:48:52,758 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 06:48:52,758 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 06:48:52,758 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 06:48:52,758 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 06:48:52,759 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 06:48:53,145 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 06:48:53,192 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 06:48:53,196 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 06:48:53,197 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 06:48:53,198 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 06:48:53,199 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem11_label38.c [2020-10-29 06:48:53,288 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6529c371d/f025b75734944987bffbf621b1d0a4cb/FLAG699065fca [2020-10-29 06:48:54,026 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 06:48:54,027 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/eca-rers2012/Problem11_label38.c [2020-10-29 06:48:54,049 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6529c371d/f025b75734944987bffbf621b1d0a4cb/FLAG699065fca [2020-10-29 06:48:54,165 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6529c371d/f025b75734944987bffbf621b1d0a4cb [2020-10-29 06:48:54,168 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 06:48:54,175 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 06:48:54,178 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 06:48:54,179 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 06:48:54,183 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 06:48:54,185 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 06:48:54" (1/1) ... [2020-10-29 06:48:54,196 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fcb6a42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 06:48:54, skipping insertion in model container [2020-10-29 06:48:54,197 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 06:48:54" (1/1) ... [2020-10-29 06:48:54,206 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 06:48:54,291 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 06:48:54,916 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 06:48:54,933 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 06:48:55,211 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 06:48:55,231 INFO L208 MainTranslator]: Completed translation [2020-10-29 06:48:55,232 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 06:48:55 WrapperNode [2020-10-29 06:48:55,232 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 06:48:55,233 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 06:48:55,234 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 06:48:55,234 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 06:48:55,249 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 06:48:55" (1/1) ... [2020-10-29 06:48:55,249 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 06:48:55" (1/1) ... [2020-10-29 06:48:55,280 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 06:48:55" (1/1) ... [2020-10-29 06:48:55,280 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 06:48:55" (1/1) ... [2020-10-29 06:48:55,352 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 06:48:55" (1/1) ... [2020-10-29 06:48:55,376 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 06:48:55" (1/1) ... [2020-10-29 06:48:55,397 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 06:48:55" (1/1) ... [2020-10-29 06:48:55,422 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 06:48:55,423 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 06:48:55,423 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 06:48:55,423 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 06:48:55,428 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 06:48:55" (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 06:48:55,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 06:48:55,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 06:48:55,528 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 06:48:55,528 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-10-29 06:48:55,528 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 06:48:55,528 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-10-29 06:48:55,529 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 06:48:55,529 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 06:48:55,529 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 06:48:55,529 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 06:48:55,529 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 06:48:55,529 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-29 06:48:55,530 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 06:48:55,530 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 06:48:55,530 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 06:48:55,530 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 06:48:55,530 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 06:48:55,530 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 06:48:55,531 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 06:48:57,627 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 06:48:57,627 INFO L298 CfgBuilder]: Removed 1 assume(true) statements. [2020-10-29 06:48:57,630 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 06:48:57 BoogieIcfgContainer [2020-10-29 06:48:57,630 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 06:48:57,632 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 06:48:57,632 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 06:48:57,636 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 06:48:57,637 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 06:48:54" (1/3) ... [2020-10-29 06:48:57,638 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b6e7c34 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 06:48:57, skipping insertion in model container [2020-10-29 06:48:57,638 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 06:48:55" (2/3) ... [2020-10-29 06:48:57,638 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b6e7c34 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 06:48:57, skipping insertion in model container [2020-10-29 06:48:57,638 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 06:48:57" (3/3) ... [2020-10-29 06:48:57,640 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem11_label38.c [2020-10-29 06:48:57,653 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 06:48:57,660 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-29 06:48:57,674 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-29 06:48:57,705 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 06:48:57,706 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 06:48:57,706 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 06:48:57,706 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 06:48:57,706 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 06:48:57,706 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 06:48:57,707 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 06:48:57,707 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 06:48:57,733 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states. [2020-10-29 06:48:57,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-10-29 06:48:57,745 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 06:48:57,746 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 06:48:57,746 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 06:48:57,753 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 06:48:57,754 INFO L82 PathProgramCache]: Analyzing trace with hash -824411954, now seen corresponding path program 1 times [2020-10-29 06:48:57,764 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 06:48:57,765 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1477424774] [2020-10-29 06:48:57,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 06:48:57,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 06:48:58,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:48:58,633 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 06:48:58,633 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-10-29 06:48:58,633 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 06:48:58,633 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 656 [2020-10-29 06:48:58,636 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 06:48:58,636 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 06:48:58,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 06:48:58,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 06:48:58,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 68 [2020-10-29 06:48:58,637 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-29 06:48:58,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 06:48:58,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 06:48:58,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:48:58,881 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 06:48:58,882 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 06:48:58,882 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 06:48:58,882 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-29 06:48:58,883 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 06:48:58,883 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 06:48:58,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 06:48:58,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 06:48:58,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 06:48:58,884 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 06:48:58,912 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 06:48:58,913 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1477424774] [2020-10-29 06:48:58,915 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 06:48:58,916 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-29 06:48:58,917 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [61764934] [2020-10-29 06:48:58,922 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-29 06:48:58,923 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 06:48:58,941 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-29 06:48:58,942 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-29 06:48:58,944 INFO L87 Difference]: Start difference. First operand 296 states. Second operand 4 states. [2020-10-29 06:49:02,237 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 06:49:02,238 INFO L93 Difference]: Finished difference Result 793 states and 1388 transitions. [2020-10-29 06:49:02,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-29 06:49:02,241 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 67 [2020-10-29 06:49:02,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 06:49:02,258 INFO L225 Difference]: With dead ends: 793 [2020-10-29 06:49:02,259 INFO L226 Difference]: Without dead ends: 432 [2020-10-29 06:49:02,270 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-29 06:49:02,291 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 432 states. [2020-10-29 06:49:02,377 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 432 to 426. [2020-10-29 06:49:02,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 426 states. [2020-10-29 06:49:02,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 426 states and 613 transitions. [2020-10-29 06:49:02,386 INFO L78 Accepts]: Start accepts. Automaton has 426 states and 613 transitions. Word has length 67 [2020-10-29 06:49:02,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 06:49:02,388 INFO L481 AbstractCegarLoop]: Abstraction has 426 states and 613 transitions. [2020-10-29 06:49:02,388 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-29 06:49:02,388 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 613 transitions. [2020-10-29 06:49:02,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2020-10-29 06:49:02,396 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 06:49:02,396 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, 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] [2020-10-29 06:49:02,397 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 06:49:02,397 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 06:49:02,398 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 06:49:02,398 INFO L82 PathProgramCache]: Analyzing trace with hash -738422285, now seen corresponding path program 1 times [2020-10-29 06:49:02,398 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 06:49:02,398 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2031487807] [2020-10-29 06:49:02,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 06:49:02,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 06:49:02,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:49:02,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:49:03,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:49:04,836 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 06:49:04,837 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 151 [2020-10-29 06:49:04,838 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 06:49:04,838 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2385 [2020-10-29 06:49:04,839 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 06:49:04,839 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 06:49:04,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 06:49:04,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 82 [2020-10-29 06:49:04,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-29 06:49:04,840 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 06:49:05,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 06:49:05,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 06:49:05,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:49:05,037 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 06:49:05,037 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 06:49:05,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 06:49:05,038 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 06:49:05,038 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 06:49:05,038 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 06:49:05,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 06:49:05,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 06:49:05,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 06:49:05,040 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 06:49:05,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 06:49:05,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 06:49:05,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:49:05,214 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 06:49:05,215 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 73 [2020-10-29 06:49:05,215 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 06:49:05,215 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 102 [2020-10-29 06:49:05,215 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 06:49:05,215 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 06:49:05,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 06:49:05,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 06:49:05,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 67 [2020-10-29 06:49:05,216 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 06:49:05,283 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 58 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 06:49:05,284 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2031487807] [2020-10-29 06:49:05,284 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 06:49:05,284 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-29 06:49:05,285 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1375712519] [2020-10-29 06:49:05,286 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-29 06:49:05,287 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 06:49:05,288 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-29 06:49:05,288 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-29 06:49:05,288 INFO L87 Difference]: Start difference. First operand 426 states and 613 transitions. Second operand 5 states. [2020-10-29 06:49:08,039 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 06:49:08,040 INFO L93 Difference]: Finished difference Result 1238 states and 1802 transitions. [2020-10-29 06:49:08,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-29 06:49:08,041 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 139 [2020-10-29 06:49:08,042 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 06:49:08,051 INFO L225 Difference]: With dead ends: 1238 [2020-10-29 06:49:08,051 INFO L226 Difference]: Without dead ends: 818 [2020-10-29 06:49:08,054 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-29 06:49:08,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 818 states. [2020-10-29 06:49:08,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 818 to 811. [2020-10-29 06:49:08,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 811 states. [2020-10-29 06:49:08,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 811 states to 811 states and 1150 transitions. [2020-10-29 06:49:08,134 INFO L78 Accepts]: Start accepts. Automaton has 811 states and 1150 transitions. Word has length 139 [2020-10-29 06:49:08,135 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 06:49:08,135 INFO L481 AbstractCegarLoop]: Abstraction has 811 states and 1150 transitions. [2020-10-29 06:49:08,135 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-29 06:49:08,135 INFO L276 IsEmpty]: Start isEmpty. Operand 811 states and 1150 transitions. [2020-10-29 06:49:08,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2020-10-29 06:49:08,140 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 06:49:08,140 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, 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] [2020-10-29 06:49:08,140 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 06:49:08,140 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 06:49:08,141 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 06:49:08,141 INFO L82 PathProgramCache]: Analyzing trace with hash -2062324239, now seen corresponding path program 1 times [2020-10-29 06:49:08,141 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 06:49:08,142 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1232003850] [2020-10-29 06:49:08,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 06:49:08,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 06:49:08,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:49:08,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:49:09,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:49:11,624 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 06:49:11,625 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 152 [2020-10-29 06:49:11,625 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 06:49:11,625 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3433 [2020-10-29 06:49:11,625 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 06:49:11,625 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 06:49:11,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 06:49:11,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 83 [2020-10-29 06:49:11,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-29 06:49:11,626 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 06:49:11,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 06:49:11,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 06:49:11,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:49:11,787 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 06:49:11,787 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 06:49:11,787 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 06:49:11,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 06:49:11,788 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 06:49:11,788 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 06:49:11,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 06:49:11,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 06:49:11,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 06:49:11,789 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 06:49:11,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 06:49:11,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 06:49:11,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:49:11,918 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 06:49:11,918 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 74 [2020-10-29 06:49:11,918 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 06:49:11,919 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 88 [2020-10-29 06:49:11,919 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 06:49:11,919 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 06:49:11,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 06:49:11,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 06:49:11,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 68 [2020-10-29 06:49:11,920 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 06:49:11,984 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 58 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 06:49:11,984 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1232003850] [2020-10-29 06:49:11,984 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 06:49:11,985 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-10-29 06:49:11,985 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [333973103] [2020-10-29 06:49:11,985 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-29 06:49:11,986 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 06:49:11,986 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-29 06:49:11,987 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-29 06:49:11,987 INFO L87 Difference]: Start difference. First operand 811 states and 1150 transitions. Second operand 6 states. [2020-10-29 06:49:15,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 06:49:15,775 INFO L93 Difference]: Finished difference Result 3165 states and 4595 transitions. [2020-10-29 06:49:15,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-29 06:49:15,776 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 140 [2020-10-29 06:49:15,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 06:49:15,796 INFO L225 Difference]: With dead ends: 3165 [2020-10-29 06:49:15,797 INFO L226 Difference]: Without dead ends: 2360 [2020-10-29 06:49:15,801 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2020-10-29 06:49:15,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2360 states. [2020-10-29 06:49:15,894 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2360 to 2337. [2020-10-29 06:49:15,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2337 states. [2020-10-29 06:49:15,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2337 states to 2337 states and 3179 transitions. [2020-10-29 06:49:15,909 INFO L78 Accepts]: Start accepts. Automaton has 2337 states and 3179 transitions. Word has length 140 [2020-10-29 06:49:15,910 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 06:49:15,910 INFO L481 AbstractCegarLoop]: Abstraction has 2337 states and 3179 transitions. [2020-10-29 06:49:15,910 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-29 06:49:15,911 INFO L276 IsEmpty]: Start isEmpty. Operand 2337 states and 3179 transitions. [2020-10-29 06:49:15,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2020-10-29 06:49:15,917 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 06:49:15,917 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, 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 06:49:15,918 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-29 06:49:15,918 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 06:49:15,918 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 06:49:15,919 INFO L82 PathProgramCache]: Analyzing trace with hash -1631524471, now seen corresponding path program 1 times [2020-10-29 06:49:15,919 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 06:49:15,919 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1904368745] [2020-10-29 06:49:15,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 06:49:15,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 06:49:16,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:49:16,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:49:17,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:49:17,887 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 06:49:17,887 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 180 [2020-10-29 06:49:17,888 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 06:49:17,888 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1887 [2020-10-29 06:49:17,888 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 06:49:17,888 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 06:49:17,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 06:49:17,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 06:49:17,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 107 [2020-10-29 06:49:17,889 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 06:49:18,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 06:49:18,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 06:49:18,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:49:18,044 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 06:49:18,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 06:49:18,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 06:49:18,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-29 06:49:18,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 06:49:18,046 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 06:49:18,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 06:49:18,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 06:49:18,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 06:49:18,047 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 06:49:18,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 06:49:18,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 06:49:18,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:49:18,319 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 06:49:18,320 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 102 [2020-10-29 06:49:18,320 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 06:49:18,320 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 223 [2020-10-29 06:49:18,320 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 06:49:18,320 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 06:49:18,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 06:49:18,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 06:49:18,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 102 [2020-10-29 06:49:18,321 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 06:49:18,474 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 06:49:18,475 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1904368745] [2020-10-29 06:49:18,475 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 06:49:18,475 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-29 06:49:18,475 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [559918745] [2020-10-29 06:49:18,476 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-29 06:49:18,476 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 06:49:18,477 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-29 06:49:18,477 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-29 06:49:18,477 INFO L87 Difference]: Start difference. First operand 2337 states and 3179 transitions. Second operand 7 states. [2020-10-29 06:49:21,811 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 06:49:21,811 INFO L93 Difference]: Finished difference Result 5145 states and 7272 transitions. [2020-10-29 06:49:21,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-29 06:49:21,816 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 168 [2020-10-29 06:49:21,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 06:49:21,838 INFO L225 Difference]: With dead ends: 5145 [2020-10-29 06:49:21,838 INFO L226 Difference]: Without dead ends: 2814 [2020-10-29 06:49:21,846 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2020-10-29 06:49:21,850 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2814 states. [2020-10-29 06:49:21,974 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2814 to 2757. [2020-10-29 06:49:21,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2757 states. [2020-10-29 06:49:21,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2757 states to 2757 states and 3734 transitions. [2020-10-29 06:49:21,988 INFO L78 Accepts]: Start accepts. Automaton has 2757 states and 3734 transitions. Word has length 168 [2020-10-29 06:49:21,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 06:49:21,989 INFO L481 AbstractCegarLoop]: Abstraction has 2757 states and 3734 transitions. [2020-10-29 06:49:21,989 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-29 06:49:21,989 INFO L276 IsEmpty]: Start isEmpty. Operand 2757 states and 3734 transitions. [2020-10-29 06:49:21,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2020-10-29 06:49:21,996 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 06:49:21,996 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:49:21,997 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-29 06:49:21,997 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 06:49:21,997 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 06:49:21,997 INFO L82 PathProgramCache]: Analyzing trace with hash 507627072, now seen corresponding path program 1 times [2020-10-29 06:49:21,998 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 06:49:21,998 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1210083714] [2020-10-29 06:49:21,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 06:49:22,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 06:49:22,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:49:22,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:49:22,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:49:23,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:49:27,094 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 06:49:27,095 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 256 [2020-10-29 06:49:27,095 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 06:49:27,095 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5017 [2020-10-29 06:49:27,095 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 06:49:27,095 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 06:49:27,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 06:49:27,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 84 [2020-10-29 06:49:27,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 104 [2020-10-29 06:49:27,096 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 06:49:27,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 06:49:27,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 06:49:27,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:49:27,262 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 06:49:27,263 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 06:49:27,263 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 06:49:27,263 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 06:49:27,263 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 06:49:27,264 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 06:49:27,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 06:49:27,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 06:49:27,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 06:49:27,264 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 06:49:27,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 06:49:27,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 06:49:27,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:49:27,407 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 06:49:27,408 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 75 [2020-10-29 06:49:27,408 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 06:49:27,408 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 100 [2020-10-29 06:49:27,408 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 06:49:27,408 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 06:49:27,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 06:49:27,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 06:49:27,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 69 [2020-10-29 06:49:27,409 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 06:49:27,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-29 06:49:27,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 06:49:27,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:49:27,662 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 06:49:27,662 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 102 [2020-10-29 06:49:27,662 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 06:49:27,663 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 196 [2020-10-29 06:49:27,663 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 06:49:27,663 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 06:49:27,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 06:49:27,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 06:49:27,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 102 [2020-10-29 06:49:27,664 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 06:49:27,799 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 189 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-29 06:49:27,800 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1210083714] [2020-10-29 06:49:27,800 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 06:49:27,800 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-29 06:49:27,801 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1938790519] [2020-10-29 06:49:27,802 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-29 06:49:27,802 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 06:49:27,802 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-29 06:49:27,803 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-29 06:49:27,803 INFO L87 Difference]: Start difference. First operand 2757 states and 3734 transitions. Second operand 7 states. [2020-10-29 06:49:32,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 06:49:32,956 INFO L93 Difference]: Finished difference Result 5243 states and 8305 transitions. [2020-10-29 06:49:32,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-29 06:49:32,957 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 242 [2020-10-29 06:49:32,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 06:49:32,990 INFO L225 Difference]: With dead ends: 5243 [2020-10-29 06:49:32,991 INFO L226 Difference]: Without dead ends: 4032 [2020-10-29 06:49:32,998 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2020-10-29 06:49:33,003 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4032 states. [2020-10-29 06:49:33,153 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4032 to 3950. [2020-10-29 06:49:33,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3950 states. [2020-10-29 06:49:33,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3950 states to 3950 states and 5484 transitions. [2020-10-29 06:49:33,171 INFO L78 Accepts]: Start accepts. Automaton has 3950 states and 5484 transitions. Word has length 242 [2020-10-29 06:49:33,171 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 06:49:33,171 INFO L481 AbstractCegarLoop]: Abstraction has 3950 states and 5484 transitions. [2020-10-29 06:49:33,171 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-29 06:49:33,172 INFO L276 IsEmpty]: Start isEmpty. Operand 3950 states and 5484 transitions. [2020-10-29 06:49:33,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2020-10-29 06:49:33,182 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 06:49:33,182 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 06:49:33,182 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-29 06:49:33,182 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 06:49:33,183 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 06:49:33,183 INFO L82 PathProgramCache]: Analyzing trace with hash -1034268264, now seen corresponding path program 1 times [2020-10-29 06:49:33,183 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 06:49:33,184 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1126518433] [2020-10-29 06:49:33,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 06:49:33,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 06:49:33,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:49:33,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:49:33,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:49:38,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:49:38,307 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 06:49:38,308 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 276 [2020-10-29 06:49:38,308 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 06:49:38,308 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5042 [2020-10-29 06:49:38,308 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 06:49:38,308 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 06:49:38,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 06:49:38,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 104 [2020-10-29 06:49:38,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 104 [2020-10-29 06:49:38,309 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 06:49:38,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 06:49:38,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 06:49:38,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:49:38,448 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 06:49:38,448 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 06:49:38,448 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 06:49:38,448 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 06:49:38,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 06:49:38,449 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 06:49:38,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 06:49:38,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 06:49:38,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 06:49:38,449 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 06:49:38,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 06:49:38,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 06:49:38,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:49:38,613 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 06:49:38,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 95 [2020-10-29 06:49:38,613 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 06:49:38,613 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 108 [2020-10-29 06:49:38,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 06:49:38,614 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 06:49:38,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 06:49:38,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 06:49:38,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 89 [2020-10-29 06:49:38,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 06:49:38,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-29 06:49:38,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 06:49:38,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:49:38,870 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 06:49:38,870 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 102 [2020-10-29 06:49:38,871 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 06:49:38,871 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 195 [2020-10-29 06:49:38,871 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 06:49:38,871 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 06:49:38,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 06:49:38,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 06:49:38,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 102 [2020-10-29 06:49:38,872 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 06:49:39,028 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 209 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-29 06:49:39,029 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1126518433] [2020-10-29 06:49:39,030 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 06:49:39,031 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-29 06:49:39,031 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2007183313] [2020-10-29 06:49:39,031 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-29 06:49:39,032 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 06:49:39,039 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-29 06:49:39,039 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-29 06:49:39,040 INFO L87 Difference]: Start difference. First operand 3950 states and 5484 transitions. Second operand 7 states. [2020-10-29 06:49:42,471 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 06:49:42,471 INFO L93 Difference]: Finished difference Result 8749 states and 12636 transitions. [2020-10-29 06:49:42,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-29 06:49:42,472 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 262 [2020-10-29 06:49:42,473 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 06:49:42,504 INFO L225 Difference]: With dead ends: 8749 [2020-10-29 06:49:42,504 INFO L226 Difference]: Without dead ends: 5183 [2020-10-29 06:49:42,516 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2020-10-29 06:49:42,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5183 states. [2020-10-29 06:49:42,659 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5183 to 4960. [2020-10-29 06:49:42,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4960 states. [2020-10-29 06:49:42,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4960 states to 4960 states and 6955 transitions. [2020-10-29 06:49:42,674 INFO L78 Accepts]: Start accepts. Automaton has 4960 states and 6955 transitions. Word has length 262 [2020-10-29 06:49:42,674 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 06:49:42,674 INFO L481 AbstractCegarLoop]: Abstraction has 4960 states and 6955 transitions. [2020-10-29 06:49:42,674 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-29 06:49:42,674 INFO L276 IsEmpty]: Start isEmpty. Operand 4960 states and 6955 transitions. [2020-10-29 06:49:42,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2020-10-29 06:49:42,687 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 06:49:42,687 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 06:49:42,688 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-29 06:49:42,688 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 06:49:42,688 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 06:49:42,688 INFO L82 PathProgramCache]: Analyzing trace with hash 2034789425, now seen corresponding path program 1 times [2020-10-29 06:49:42,689 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 06:49:42,689 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [640869099] [2020-10-29 06:49:42,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 06:49:42,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 06:49:42,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:49:42,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:49:43,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:49:47,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:49:47,772 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 06:49:47,772 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 292 [2020-10-29 06:49:47,773 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 06:49:47,773 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-29 06:49:47,773 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 06:49:47,773 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 06:49:47,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 06:49:47,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 120 [2020-10-29 06:49:47,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 104 [2020-10-29 06:49:47,774 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 06:49:47,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 06:49:47,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 06:49:47,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:49:47,924 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 06:49:47,924 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 06:49:47,924 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 06:49:47,924 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 06:49:47,924 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 06:49:47,925 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 06:49:47,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 06:49:47,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 06:49:47,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 06:49:47,925 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 06:49:47,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 06:49:47,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 06:49:47,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:49:48,094 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 06:49:48,094 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 111 [2020-10-29 06:49:48,094 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 06:49:48,094 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 116 [2020-10-29 06:49:48,095 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 06:49:48,095 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 06:49:48,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 06:49:48,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 06:49:48,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 105 [2020-10-29 06:49:48,097 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-29 06:49:48,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-29 06:49:48,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 06:49:48,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:49:48,514 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 06:49:48,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 102 [2020-10-29 06:49:48,515 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 06:49:48,515 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 327 [2020-10-29 06:49:48,515 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 06:49:48,516 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 06:49:48,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 06:49:48,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 06:49:48,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 102 [2020-10-29 06:49:48,517 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 06:49:48,755 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 216 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-29 06:49:48,756 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [640869099] [2020-10-29 06:49:48,756 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 06:49:48,757 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-29 06:49:48,757 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1813064750] [2020-10-29 06:49:48,758 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-29 06:49:48,758 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 06:49:48,759 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-29 06:49:48,760 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-29 06:49:48,761 INFO L87 Difference]: Start difference. First operand 4960 states and 6955 transitions. Second operand 7 states. [2020-10-29 06:49:52,707 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 06:49:52,708 INFO L93 Difference]: Finished difference Result 11513 states and 16618 transitions. [2020-10-29 06:49:52,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-29 06:49:52,708 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 278 [2020-10-29 06:49:52,709 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 06:49:52,746 INFO L225 Difference]: With dead ends: 11513 [2020-10-29 06:49:52,747 INFO L226 Difference]: Without dead ends: 6939 [2020-10-29 06:49:52,762 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2020-10-29 06:49:52,772 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6939 states. [2020-10-29 06:49:52,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6939 to 6925. [2020-10-29 06:49:52,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6925 states. [2020-10-29 06:49:52,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6925 states to 6925 states and 9901 transitions. [2020-10-29 06:49:52,992 INFO L78 Accepts]: Start accepts. Automaton has 6925 states and 9901 transitions. Word has length 278 [2020-10-29 06:49:52,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 06:49:52,993 INFO L481 AbstractCegarLoop]: Abstraction has 6925 states and 9901 transitions. [2020-10-29 06:49:52,993 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-29 06:49:52,993 INFO L276 IsEmpty]: Start isEmpty. Operand 6925 states and 9901 transitions. [2020-10-29 06:49:53,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2020-10-29 06:49:53,010 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 06:49:53,011 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:49:53,011 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-29 06:49:53,011 INFO L429 AbstractCegarLoop]: === Iteration 8 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 06:49:53,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 06:49:53,012 INFO L82 PathProgramCache]: Analyzing trace with hash -1391289614, now seen corresponding path program 1 times [2020-10-29 06:49:53,012 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 06:49:53,012 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [466291857] [2020-10-29 06:49:53,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 06:49:53,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 06:49:53,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:49:53,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:49:53,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:49:54,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:49:57,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:49:58,087 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 06:49:58,087 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 298 [2020-10-29 06:49:58,087 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 06:49:58,087 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-29 06:49:58,088 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 06:49:58,088 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 06:49:58,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 06:49:58,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 83 [2020-10-29 06:49:58,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 145 [2020-10-29 06:49:58,088 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 06:49:58,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 06:49:58,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 06:49:58,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:49:58,217 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 06:49:58,217 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 06:49:58,218 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 06:49:58,218 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 06:49:58,218 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 06:49:58,218 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 06:49:58,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 06:49:58,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 06:49:58,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 06:49:58,219 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 06:49:58,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 06:49:58,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 06:49:58,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:49:58,330 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 06:49:58,330 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 74 [2020-10-29 06:49:58,331 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 06:49:58,331 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 73 [2020-10-29 06:49:58,331 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 06:49:58,331 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 06:49:58,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 06:49:58,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 06:49:58,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 68 [2020-10-29 06:49:58,332 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 06:49:58,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-29 06:49:58,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 06:49:58,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:49:58,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:49:58,752 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 06:49:58,752 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 145 [2020-10-29 06:49:58,752 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 06:49:58,755 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 356 [2020-10-29 06:49:58,755 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 06:49:58,756 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 06:49:58,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 06:49:58,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 06:49:58,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 145 [2020-10-29 06:49:58,756 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 06:49:58,971 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 188 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-29 06:49:58,972 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [466291857] [2020-10-29 06:49:58,972 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 06:49:58,972 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-29 06:49:58,973 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [203742172] [2020-10-29 06:49:58,973 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-29 06:49:58,974 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 06:49:58,974 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-29 06:49:58,974 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-29 06:49:58,975 INFO L87 Difference]: Start difference. First operand 6925 states and 9901 transitions. Second operand 7 states. [2020-10-29 06:50:02,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 06:50:02,331 INFO L93 Difference]: Finished difference Result 15282 states and 23262 transitions. [2020-10-29 06:50:02,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-29 06:50:02,332 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 284 [2020-10-29 06:50:02,333 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 06:50:02,373 INFO L225 Difference]: With dead ends: 15282 [2020-10-29 06:50:02,374 INFO L226 Difference]: Without dead ends: 8743 [2020-10-29 06:50:02,399 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 06:50:02,410 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8743 states. [2020-10-29 06:50:02,630 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8743 to 7507. [2020-10-29 06:50:02,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7507 states. [2020-10-29 06:50:02,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7507 states to 7507 states and 9843 transitions. [2020-10-29 06:50:02,650 INFO L78 Accepts]: Start accepts. Automaton has 7507 states and 9843 transitions. Word has length 284 [2020-10-29 06:50:02,650 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 06:50:02,651 INFO L481 AbstractCegarLoop]: Abstraction has 7507 states and 9843 transitions. [2020-10-29 06:50:02,651 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-29 06:50:02,651 INFO L276 IsEmpty]: Start isEmpty. Operand 7507 states and 9843 transitions. [2020-10-29 06:50:02,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2020-10-29 06:50:02,666 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 06:50:02,667 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:50:02,667 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-29 06:50:02,667 INFO L429 AbstractCegarLoop]: === Iteration 9 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 06:50:02,668 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 06:50:02,668 INFO L82 PathProgramCache]: Analyzing trace with hash -1581139126, now seen corresponding path program 1 times [2020-10-29 06:50:02,668 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 06:50:02,669 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1762664683] [2020-10-29 06:50:02,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 06:50:02,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 06:50:02,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:50:02,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:50:03,566 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 06:50:03,566 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 308 [2020-10-29 06:50:03,566 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 06:50:03,567 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 819 [2020-10-29 06:50:03,567 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 06:50:03,567 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 06:50:03,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 06:50:03,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 239 [2020-10-29 06:50:03,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-29 06:50:03,568 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 06:50:03,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 06:50:03,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 06:50:03,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:50:03,715 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 06:50:03,715 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 06:50:03,715 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 06:50:03,715 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 06:50:03,716 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 06:50:03,716 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 06:50:03,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 06:50:03,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 06:50:03,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 06:50:03,716 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 06:50:03,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 06:50:03,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 06:50:03,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:50:03,787 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 06:50:03,787 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 127 [2020-10-29 06:50:03,787 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 06:50:03,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-10-29 06:50:03,788 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 06:50:03,788 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 06:50:03,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 06:50:03,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 06:50:03,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 06:50:03,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 06:50:03,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-10-29 06:50:03,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 06:50:03,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:50:04,007 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 06:50:04,007 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 102 [2020-10-29 06:50:04,007 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 06:50:04,007 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 90 [2020-10-29 06:50:04,008 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 06:50:04,008 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 06:50:04,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 06:50:04,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 06:50:04,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 96 [2020-10-29 06:50:04,009 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 06:50:04,112 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 119 proven. 2 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2020-10-29 06:50:04,113 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1762664683] [2020-10-29 06:50:04,113 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 06:50:04,113 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-29 06:50:04,114 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [431915253] [2020-10-29 06:50:04,114 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-29 06:50:04,114 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 06:50:04,115 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-29 06:50:04,115 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-29 06:50:04,115 INFO L87 Difference]: Start difference. First operand 7507 states and 9843 transitions. Second operand 5 states. [2020-10-29 06:50:06,659 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 06:50:06,660 INFO L93 Difference]: Finished difference Result 9602 states and 12561 transitions. [2020-10-29 06:50:06,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-29 06:50:06,665 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 294 [2020-10-29 06:50:06,666 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 06:50:06,700 INFO L225 Difference]: With dead ends: 9602 [2020-10-29 06:50:06,701 INFO L226 Difference]: Without dead ends: 9599 [2020-10-29 06:50:06,706 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 9 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 06:50:06,721 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9599 states. [2020-10-29 06:50:06,977 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9599 to 9593. [2020-10-29 06:50:06,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9593 states. [2020-10-29 06:50:07,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9593 states to 9593 states and 12552 transitions. [2020-10-29 06:50:07,001 INFO L78 Accepts]: Start accepts. Automaton has 9593 states and 12552 transitions. Word has length 294 [2020-10-29 06:50:07,002 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 06:50:07,002 INFO L481 AbstractCegarLoop]: Abstraction has 9593 states and 12552 transitions. [2020-10-29 06:50:07,002 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-29 06:50:07,002 INFO L276 IsEmpty]: Start isEmpty. Operand 9593 states and 12552 transitions. [2020-10-29 06:50:07,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 408 [2020-10-29 06:50:07,038 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 06:50:07,039 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, 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, 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] [2020-10-29 06:50:07,039 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-29 06:50:07,039 INFO L429 AbstractCegarLoop]: === Iteration 10 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 06:50:07,040 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 06:50:07,041 INFO L82 PathProgramCache]: Analyzing trace with hash 201289738, now seen corresponding path program 1 times [2020-10-29 06:50:07,041 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 06:50:07,041 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [139385282] [2020-10-29 06:50:07,042 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 06:50:07,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 06:50:07,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:50:07,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:50:07,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:50:10,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:50:11,465 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 06:50:11,465 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 423 [2020-10-29 06:50:11,465 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 06:50:11,466 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4344 [2020-10-29 06:50:11,466 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 06:50:11,466 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 06:50:11,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 06:50:11,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 140 [2020-10-29 06:50:11,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 279 [2020-10-29 06:50:11,466 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 06:50:11,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 06:50:11,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 06:50:11,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:50:11,631 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 06:50:11,631 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 06:50:11,631 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 06:50:11,631 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 06:50:11,631 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 06:50:11,631 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 06:50:11,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 06:50:11,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 06:50:11,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 06:50:11,632 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 06:50:11,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 06:50:11,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 06:50:11,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:50:11,792 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 06:50:11,792 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 132 [2020-10-29 06:50:11,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 06:50:11,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 114 [2020-10-29 06:50:11,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 06:50:11,793 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 06:50:11,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 06:50:11,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 06:50:11,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 125 [2020-10-29 06:50:11,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 06:50:11,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-29 06:50:11,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 06:50:11,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:50:12,123 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 06:50:12,123 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 103 [2020-10-29 06:50:12,123 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 06:50:12,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 172 [2020-10-29 06:50:12,124 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 06:50:12,124 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 06:50:12,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 06:50:12,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 06:50:12,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 103 [2020-10-29 06:50:12,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 06:50:12,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2020-10-29 06:50:12,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 06:50:12,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:50:12,485 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 06:50:12,485 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 108 [2020-10-29 06:50:12,485 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 06:50:12,486 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 158 [2020-10-29 06:50:12,486 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 06:50:12,486 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 06:50:12,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 06:50:12,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 06:50:12,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 108 [2020-10-29 06:50:12,487 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 06:50:12,963 INFO L134 CoverageAnalysis]: Checked inductivity of 484 backedges. 367 proven. 7 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2020-10-29 06:50:12,963 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [139385282] [2020-10-29 06:50:12,963 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 06:50:12,964 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-10-29 06:50:12,964 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [153157498] [2020-10-29 06:50:12,965 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-29 06:50:12,965 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 06:50:12,965 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-29 06:50:12,966 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-29 06:50:12,966 INFO L87 Difference]: Start difference. First operand 9593 states and 12552 transitions. Second operand 6 states. [2020-10-29 06:50:15,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 06:50:15,852 INFO L93 Difference]: Finished difference Result 16733 states and 22426 transitions. [2020-10-29 06:50:15,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-29 06:50:15,853 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 407 [2020-10-29 06:50:15,854 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 06:50:15,854 INFO L225 Difference]: With dead ends: 16733 [2020-10-29 06:50:15,855 INFO L226 Difference]: Without dead ends: 0 [2020-10-29 06:50:15,899 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 11 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=19, Invalid=23, Unknown=0, NotChecked=0, Total=42 [2020-10-29 06:50:15,899 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-29 06:50:15,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-29 06:50:15,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-29 06:50:15,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-29 06:50:15,900 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 407 [2020-10-29 06:50:15,900 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 06:50:15,900 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-29 06:50:15,900 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-29 06:50:15,901 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-29 06:50:15,901 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-29 06:50:15,901 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-29 06:50:15,903 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-29 06:50:17,162 WARN L193 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 267 DAG size of output: 64 [2020-10-29 06:50:17,525 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 267 DAG size of output: 64 [2020-10-29 06:50:17,760 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 26 [2020-10-29 06:50:18,606 WARN L193 SmtUtils]: Spent 832.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 38 [2020-10-29 06:50:18,838 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 39 [2020-10-29 06:50:19,135 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 39 [2020-10-29 06:50:19,483 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 27 [2020-10-29 06:50:19,488 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 4) no Hoare annotation was computed. [2020-10-29 06:50:19,489 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 4) the Hoare annotation is: true [2020-10-29 06:50:19,489 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 4) no Hoare annotation was computed. [2020-10-29 06:50:19,490 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 4) no Hoare annotation was computed. [2020-10-29 06:50:19,490 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-29 06:50:19,490 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string6.base| |old(#t~string6.base)|) (= ~inputA~0 |old(~inputA~0)|) (= ~a25~0 |old(~a25~0)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~a23~0 |old(~a23~0)|) (= ~a8~0 |old(~a8~0)|) (= ~a29~0 |old(~a29~0)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |old(#valid)| |#valid|) (= ~a3~0 |old(~a3~0)|) (= |#t~string5.base| |old(#t~string5.base)|) (= ~inputC~0 |old(~inputC~0)|) (= ~inputF~0 |old(~inputF~0)|) (= ~inputE~0 |old(~inputE~0)|) (= ~inputD~0 |old(~inputD~0)|) (= |#NULL.base| |old(#NULL.base)|) (= ~inputB~0 |old(~inputB~0)|) (= |#NULL.offset| |old(#NULL.offset)|) (= ~a4~0 |old(~a4~0)|) (= |#t~string7.base| |old(#t~string7.base)|)) [2020-10-29 06:50:19,490 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-29 06:50:19,491 INFO L274 CegarLoopResult]: For program point L960(lines 960 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,491 INFO L274 CegarLoopResult]: For program point L696(lines 696 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,491 INFO L274 CegarLoopResult]: For program point L630(lines 630 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,491 INFO L274 CegarLoopResult]: For program point L895(lines 895 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,491 INFO L274 CegarLoopResult]: For program point L697(lines 697 707) no Hoare annotation was computed. [2020-10-29 06:50:19,491 INFO L274 CegarLoopResult]: For program point L697-2(lines 697 707) no Hoare annotation was computed. [2020-10-29 06:50:19,492 INFO L274 CegarLoopResult]: For program point L367(lines 367 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,492 INFO L274 CegarLoopResult]: For program point L301(lines 301 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,492 INFO L274 CegarLoopResult]: For program point L235(lines 235 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,492 INFO L274 CegarLoopResult]: For program point L169-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:50:19,492 INFO L274 CegarLoopResult]: For program point L103-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:50:19,492 INFO L274 CegarLoopResult]: For program point L37-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:50:19,492 INFO L274 CegarLoopResult]: For program point L170(line 170) no Hoare annotation was computed. [2020-10-29 06:50:19,492 INFO L274 CegarLoopResult]: For program point L104(line 104) no Hoare annotation was computed. [2020-10-29 06:50:19,492 INFO L274 CegarLoopResult]: For program point L38(line 38) no Hoare annotation was computed. [2020-10-29 06:50:19,493 INFO L274 CegarLoopResult]: For program point L568(lines 568 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,493 INFO L274 CegarLoopResult]: For program point L502(lines 502 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,493 INFO L274 CegarLoopResult]: For program point L172-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:50:19,493 INFO L274 CegarLoopResult]: For program point L106-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:50:19,493 INFO L274 CegarLoopResult]: For program point L40-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:50:19,493 INFO L274 CegarLoopResult]: For program point L965(lines 965 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,493 INFO L274 CegarLoopResult]: For program point L833(lines 833 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,493 INFO L274 CegarLoopResult]: For program point L173(line 173) no Hoare annotation was computed. [2020-10-29 06:50:19,493 INFO L274 CegarLoopResult]: For program point L107(line 107) no Hoare annotation was computed. [2020-10-29 06:50:19,494 INFO L274 CegarLoopResult]: For program point L41(line 41) no Hoare annotation was computed. [2020-10-29 06:50:19,494 INFO L274 CegarLoopResult]: For program point L900(lines 900 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,494 INFO L274 CegarLoopResult]: For program point L438(lines 438 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,494 INFO L274 CegarLoopResult]: For program point L372(lines 372 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,494 INFO L274 CegarLoopResult]: For program point L637(lines 637 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,494 INFO L274 CegarLoopResult]: For program point L307(lines 307 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,494 INFO L274 CegarLoopResult]: For program point L175-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:50:19,494 INFO L274 CegarLoopResult]: For program point L109-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:50:19,494 INFO L274 CegarLoopResult]: For program point L43-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:50:19,495 INFO L274 CegarLoopResult]: For program point L242(lines 242 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,495 INFO L274 CegarLoopResult]: For program point L176(line 176) no Hoare annotation was computed. [2020-10-29 06:50:19,495 INFO L274 CegarLoopResult]: For program point L110(line 110) no Hoare annotation was computed. [2020-10-29 06:50:19,495 INFO L274 CegarLoopResult]: For program point L44(line 44) no Hoare annotation was computed. [2020-10-29 06:50:19,495 INFO L274 CegarLoopResult]: For program point L771(lines 771 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,495 INFO L274 CegarLoopResult]: For program point L838(lines 838 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,495 INFO L274 CegarLoopResult]: For program point L574(lines 574 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,495 INFO L274 CegarLoopResult]: For program point L178-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:50:19,495 INFO L274 CegarLoopResult]: For program point L112-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:50:19,496 INFO L274 CegarLoopResult]: For program point L46-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:50:19,496 INFO L274 CegarLoopResult]: For program point L971(lines 971 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,496 INFO L274 CegarLoopResult]: For program point L905(lines 905 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,496 INFO L274 CegarLoopResult]: For program point L509(lines 509 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,496 INFO L274 CegarLoopResult]: For program point L179(line 179) no Hoare annotation was computed. [2020-10-29 06:50:19,496 INFO L274 CegarLoopResult]: For program point L113(line 113) no Hoare annotation was computed. [2020-10-29 06:50:19,496 INFO L274 CegarLoopResult]: For program point L47(line 47) no Hoare annotation was computed. [2020-10-29 06:50:19,496 INFO L274 CegarLoopResult]: For program point L972(lines 972 982) no Hoare annotation was computed. [2020-10-29 06:50:19,496 INFO L274 CegarLoopResult]: For program point L906(lines 906 916) no Hoare annotation was computed. [2020-10-29 06:50:19,496 INFO L274 CegarLoopResult]: For program point L972-2(lines 972 982) no Hoare annotation was computed. [2020-10-29 06:50:19,497 INFO L274 CegarLoopResult]: For program point L906-2(lines 906 916) no Hoare annotation was computed. [2020-10-29 06:50:19,497 INFO L274 CegarLoopResult]: For program point L708(lines 708 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,497 INFO L274 CegarLoopResult]: For program point L312(lines 312 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,497 INFO L274 CegarLoopResult]: For program point L577(lines 577 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,497 INFO L274 CegarLoopResult]: For program point L445(lines 445 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,497 INFO L274 CegarLoopResult]: For program point L379(lines 379 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,497 INFO L274 CegarLoopResult]: For program point L181-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:50:19,497 INFO L274 CegarLoopResult]: For program point L115-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:50:19,497 INFO L274 CegarLoopResult]: For program point L49-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:50:19,498 INFO L274 CegarLoopResult]: For program point L776(lines 776 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,498 INFO L274 CegarLoopResult]: For program point L644(lines 644 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,498 INFO L274 CegarLoopResult]: For program point L182(line 182) no Hoare annotation was computed. [2020-10-29 06:50:19,498 INFO L274 CegarLoopResult]: For program point L116(line 116) no Hoare annotation was computed. [2020-10-29 06:50:19,498 INFO L274 CegarLoopResult]: For program point L50(line 50) no Hoare annotation was computed. [2020-10-29 06:50:19,498 INFO L274 CegarLoopResult]: For program point L843(lines 843 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,498 INFO L274 CegarLoopResult]: For program point L249(lines 249 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,498 INFO L274 CegarLoopResult]: For program point calculate_outputEXIT(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:50:19,498 INFO L274 CegarLoopResult]: For program point L184-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:50:19,499 INFO L274 CegarLoopResult]: For program point L118-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:50:19,499 INFO L274 CegarLoopResult]: For program point L52-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:50:19,499 INFO L274 CegarLoopResult]: For program point L185(line 185) no Hoare annotation was computed. [2020-10-29 06:50:19,499 INFO L274 CegarLoopResult]: For program point L119(line 119) no Hoare annotation was computed. [2020-10-29 06:50:19,499 INFO L274 CegarLoopResult]: For program point L53(line 53) no Hoare annotation was computed. [2020-10-29 06:50:19,499 INFO L274 CegarLoopResult]: For program point L714(lines 714 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,499 INFO L274 CegarLoopResult]: For program point L516(lines 516 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,499 INFO L274 CegarLoopResult]: For program point L649(lines 649 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,499 INFO L274 CegarLoopResult]: For program point L583(lines 583 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,499 INFO L274 CegarLoopResult]: For program point L517(lines 517 527) no Hoare annotation was computed. [2020-10-29 06:50:19,500 INFO L274 CegarLoopResult]: For program point L517-2(lines 517 527) no Hoare annotation was computed. [2020-10-29 06:50:19,500 INFO L274 CegarLoopResult]: For program point L319(lines 319 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,500 INFO L274 CegarLoopResult]: For program point L187-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:50:19,500 INFO L274 CegarLoopResult]: For program point L121-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:50:19,500 INFO L274 CegarLoopResult]: For program point L55-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:50:19,500 INFO L274 CegarLoopResult]: For program point L848(lines 848 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,500 INFO L274 CegarLoopResult]: For program point L782(lines 782 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,500 INFO L274 CegarLoopResult]: For program point L650(lines 650 659) no Hoare annotation was computed. [2020-10-29 06:50:19,500 INFO L274 CegarLoopResult]: For program point L650-2(lines 650 659) no Hoare annotation was computed. [2020-10-29 06:50:19,501 INFO L274 CegarLoopResult]: For program point L452(lines 452 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,501 INFO L274 CegarLoopResult]: For program point L386(lines 386 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,501 INFO L270 CegarLoopResult]: At program point L188(line 188) the Hoare annotation is: (let ((.cse1 (= 13 |old(~a25~0)|)) (.cse0 (not (<= |old(~a29~0)| 276))) (.cse2 (not (= |old(~a4~0)| 0))) (.cse3 (not (= |old(~a4~0)| 1)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse1) (or .cse3 .cse0) (or (not (<= |old(~a23~0)| 138)) .cse2) (or (not (<= 180 |old(~a23~0)|)) .cse3))) [2020-10-29 06:50:19,501 INFO L274 CegarLoopResult]: For program point L188-1(line 188) no Hoare annotation was computed. [2020-10-29 06:50:19,501 INFO L274 CegarLoopResult]: For program point L122(line 122) no Hoare annotation was computed. [2020-10-29 06:50:19,501 INFO L274 CegarLoopResult]: For program point L56(line 56) no Hoare annotation was computed. [2020-10-29 06:50:19,501 INFO L274 CegarLoopResult]: For program point L256(lines 256 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,501 INFO L274 CegarLoopResult]: For program point L190-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:50:19,501 INFO L274 CegarLoopResult]: For program point L124-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:50:19,501 INFO L274 CegarLoopResult]: For program point L58-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:50:19,502 INFO L274 CegarLoopResult]: For program point L983(lines 983 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,502 INFO L274 CegarLoopResult]: For program point L917(lines 917 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,502 INFO L274 CegarLoopResult]: For program point L719(lines 719 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,502 INFO L274 CegarLoopResult]: For program point L191(line 191) no Hoare annotation was computed. [2020-10-29 06:50:19,502 INFO L274 CegarLoopResult]: For program point L125(line 125) no Hoare annotation was computed. [2020-10-29 06:50:19,502 INFO L274 CegarLoopResult]: For program point L59(line 59) no Hoare annotation was computed. [2020-10-29 06:50:19,502 INFO L274 CegarLoopResult]: For program point L918(lines 918 928) no Hoare annotation was computed. [2020-10-29 06:50:19,502 INFO L274 CegarLoopResult]: For program point L918-2(lines 918 928) no Hoare annotation was computed. [2020-10-29 06:50:19,502 INFO L274 CegarLoopResult]: For program point L720(lines 720 732) no Hoare annotation was computed. [2020-10-29 06:50:19,502 INFO L274 CegarLoopResult]: For program point L720-2(lines 720 732) no Hoare annotation was computed. [2020-10-29 06:50:19,502 INFO L274 CegarLoopResult]: For program point L588(lines 588 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,503 INFO L270 CegarLoopResult]: At program point calculate_outputENTRY(lines 24 1028) the Hoare annotation is: (let ((.cse4 (= ~a25~0 |old(~a25~0)|)) (.cse5 (= ~a23~0 |old(~a23~0)|)) (.cse6 (= ~a29~0 |old(~a29~0)|))) (let ((.cse2 (not (<= |old(~a29~0)| 276))) (.cse3 (not (= |old(~a4~0)| 0))) (.cse0 (not (= |old(~a4~0)| 1))) (.cse7 (= 13 |old(~a25~0)|)) (.cse1 (and .cse4 .cse5 .cse6 (= ~a4~0 |old(~a4~0)|)))) (and (or (not (<= 180 |old(~a23~0)|)) .cse0 .cse1) (or .cse0 .cse2 .cse1) (or .cse1 (not (<= |old(~a23~0)| 138)) .cse3) (or (and (= ~a4~0 0) .cse4 .cse5 .cse6) .cse2 .cse7 .cse3) (or .cse0 .cse7 .cse1)))) [2020-10-29 06:50:19,503 INFO L274 CegarLoopResult]: For program point L324(lines 324 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,503 INFO L274 CegarLoopResult]: For program point L589(lines 589 599) no Hoare annotation was computed. [2020-10-29 06:50:19,503 INFO L274 CegarLoopResult]: For program point L589-2(lines 589 599) no Hoare annotation was computed. [2020-10-29 06:50:19,503 INFO L274 CegarLoopResult]: For program point L193-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:50:19,503 INFO L274 CegarLoopResult]: For program point L127-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:50:19,503 INFO L274 CegarLoopResult]: For program point L61-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:50:19,503 INFO L274 CegarLoopResult]: For program point L854(lines 854 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,503 INFO L274 CegarLoopResult]: For program point L458(lines 458 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,503 INFO L274 CegarLoopResult]: For program point L194(line 194) no Hoare annotation was computed. [2020-10-29 06:50:19,504 INFO L274 CegarLoopResult]: For program point L128(line 128) no Hoare annotation was computed. [2020-10-29 06:50:19,504 INFO L274 CegarLoopResult]: For program point L62(line 62) no Hoare annotation was computed. [2020-10-29 06:50:19,504 INFO L274 CegarLoopResult]: For program point L789(lines 789 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,504 INFO L274 CegarLoopResult]: For program point L393(lines 393 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,504 INFO L274 CegarLoopResult]: For program point L262(lines 262 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,504 INFO L274 CegarLoopResult]: For program point L196-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:50:19,504 INFO L274 CegarLoopResult]: For program point L130-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:50:19,504 INFO L274 CegarLoopResult]: For program point L64-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:50:19,504 INFO L274 CegarLoopResult]: For program point L197(line 197) no Hoare annotation was computed. [2020-10-29 06:50:19,504 INFO L274 CegarLoopResult]: For program point L131(line 131) no Hoare annotation was computed. [2020-10-29 06:50:19,504 INFO L274 CegarLoopResult]: For program point L65(line 65) no Hoare annotation was computed. [2020-10-29 06:50:19,505 INFO L274 CegarLoopResult]: For program point L990(lines 990 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,505 INFO L274 CegarLoopResult]: For program point L660(lines 660 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,505 INFO L274 CegarLoopResult]: For program point L528(lines 528 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,505 INFO L274 CegarLoopResult]: For program point L331(lines 331 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,505 INFO L274 CegarLoopResult]: For program point L199-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:50:19,505 INFO L274 CegarLoopResult]: For program point L133-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:50:19,505 INFO L274 CegarLoopResult]: For program point L67-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:50:19,505 INFO L274 CegarLoopResult]: For program point L794(lines 794 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,505 INFO L274 CegarLoopResult]: For program point L200(line 200) no Hoare annotation was computed. [2020-10-29 06:50:19,505 INFO L274 CegarLoopResult]: For program point L134(line 134) no Hoare annotation was computed. [2020-10-29 06:50:19,505 INFO L274 CegarLoopResult]: For program point L68(line 68) no Hoare annotation was computed. [2020-10-29 06:50:19,506 INFO L274 CegarLoopResult]: For program point L861(lines 861 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,506 INFO L274 CegarLoopResult]: For program point L465(lines 465 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,506 INFO L274 CegarLoopResult]: For program point L267(lines 267 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,506 INFO L274 CegarLoopResult]: For program point L400(lines 400 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,506 INFO L274 CegarLoopResult]: For program point L202-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:50:19,506 INFO L274 CegarLoopResult]: For program point L136-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:50:19,506 INFO L274 CegarLoopResult]: For program point L70-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:50:19,506 INFO L274 CegarLoopResult]: For program point L995(lines 995 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,506 INFO L274 CegarLoopResult]: For program point L929(lines 929 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,506 INFO L274 CegarLoopResult]: For program point L665(lines 665 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,506 INFO L274 CegarLoopResult]: For program point L533(lines 533 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,506 INFO L274 CegarLoopResult]: For program point L401(lines 401 412) no Hoare annotation was computed. [2020-10-29 06:50:19,507 INFO L274 CegarLoopResult]: For program point L401-2(lines 401 412) no Hoare annotation was computed. [2020-10-29 06:50:19,507 INFO L274 CegarLoopResult]: For program point L203(line 203) no Hoare annotation was computed. [2020-10-29 06:50:19,507 INFO L274 CegarLoopResult]: For program point L137(line 137) no Hoare annotation was computed. [2020-10-29 06:50:19,507 INFO L274 CegarLoopResult]: For program point L71(line 71) no Hoare annotation was computed. [2020-10-29 06:50:19,507 INFO L274 CegarLoopResult]: For program point L600(lines 600 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,507 INFO L274 CegarLoopResult]: For program point L336(lines 336 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,507 INFO L274 CegarLoopResult]: For program point L270(lines 270 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,507 INFO L274 CegarLoopResult]: For program point L733(lines 733 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,507 INFO L274 CegarLoopResult]: For program point L205-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:50:19,507 INFO L274 CegarLoopResult]: For program point L139-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:50:19,507 INFO L274 CegarLoopResult]: For program point L73-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:50:19,507 INFO L274 CegarLoopResult]: For program point L206(line 206) no Hoare annotation was computed. [2020-10-29 06:50:19,507 INFO L274 CegarLoopResult]: For program point L140(line 140) no Hoare annotation was computed. [2020-10-29 06:50:19,508 INFO L274 CegarLoopResult]: For program point L74(line 74) no Hoare annotation was computed. [2020-10-29 06:50:19,508 INFO L274 CegarLoopResult]: For program point L867(lines 867 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,508 INFO L274 CegarLoopResult]: For program point L801(lines 801 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,508 INFO L274 CegarLoopResult]: For program point L934(lines 934 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,508 INFO L274 CegarLoopResult]: For program point L868(lines 868 877) no Hoare annotation was computed. [2020-10-29 06:50:19,508 INFO L274 CegarLoopResult]: For program point L868-2(lines 868 877) no Hoare annotation was computed. [2020-10-29 06:50:19,508 INFO L274 CegarLoopResult]: For program point L472(lines 472 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,508 INFO L274 CegarLoopResult]: For program point L142-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:50:19,508 INFO L274 CegarLoopResult]: For program point L76-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:50:19,508 INFO L274 CegarLoopResult]: For program point L605(lines 605 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,508 INFO L274 CegarLoopResult]: For program point L539(lines 539 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,508 INFO L274 CegarLoopResult]: For program point L143(line 143) no Hoare annotation was computed. [2020-10-29 06:50:19,509 INFO L274 CegarLoopResult]: For program point L77(line 77) no Hoare annotation was computed. [2020-10-29 06:50:19,509 INFO L274 CegarLoopResult]: For program point L1002(lines 1002 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,509 INFO L274 CegarLoopResult]: For program point L672(lines 672 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,509 INFO L274 CegarLoopResult]: For program point L606(lines 606 616) no Hoare annotation was computed. [2020-10-29 06:50:19,509 INFO L274 CegarLoopResult]: For program point L606-2(lines 606 616) no Hoare annotation was computed. [2020-10-29 06:50:19,509 INFO L274 CegarLoopResult]: For program point L342(lines 342 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,509 INFO L274 CegarLoopResult]: For program point L277(lines 277 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,509 INFO L274 CegarLoopResult]: For program point L145-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:50:19,509 INFO L274 CegarLoopResult]: For program point L79-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:50:19,509 INFO L274 CegarLoopResult]: For program point L806(lines 806 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,509 INFO L274 CegarLoopResult]: For program point L740(lines 740 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,509 INFO L274 CegarLoopResult]: For program point L146(line 146) no Hoare annotation was computed. [2020-10-29 06:50:19,510 INFO L274 CegarLoopResult]: For program point L80(line 80) no Hoare annotation was computed. [2020-10-29 06:50:19,510 INFO L274 CegarLoopResult]: For program point L807(lines 807 817) no Hoare annotation was computed. [2020-10-29 06:50:19,510 INFO L274 CegarLoopResult]: For program point L807-2(lines 807 817) no Hoare annotation was computed. [2020-10-29 06:50:19,510 INFO L274 CegarLoopResult]: For program point L544(lines 544 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,510 INFO L274 CegarLoopResult]: For program point L148-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:50:19,510 INFO L274 CegarLoopResult]: For program point L82-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:50:19,510 INFO L274 CegarLoopResult]: For program point L1007(lines 1007 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,510 INFO L274 CegarLoopResult]: For program point L941(lines 941 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,510 INFO L274 CegarLoopResult]: For program point L677(lines 677 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,510 INFO L274 CegarLoopResult]: For program point L479(lines 479 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,510 INFO L274 CegarLoopResult]: For program point L413(lines 413 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,510 INFO L274 CegarLoopResult]: For program point L149(line 149) no Hoare annotation was computed. [2020-10-29 06:50:19,510 INFO L274 CegarLoopResult]: For program point L83(line 83) no Hoare annotation was computed. [2020-10-29 06:50:19,511 INFO L274 CegarLoopResult]: For program point L942(lines 942 954) no Hoare annotation was computed. [2020-10-29 06:50:19,511 INFO L274 CegarLoopResult]: For program point L942-2(lines 942 954) no Hoare annotation was computed. [2020-10-29 06:50:19,511 INFO L274 CegarLoopResult]: For program point L480(lines 480 488) no Hoare annotation was computed. [2020-10-29 06:50:19,511 INFO L274 CegarLoopResult]: For program point L480-2(lines 480 488) no Hoare annotation was computed. [2020-10-29 06:50:19,511 INFO L274 CegarLoopResult]: For program point L348(lines 348 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,511 INFO L274 CegarLoopResult]: For program point L282(lines 282 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,511 INFO L274 CegarLoopResult]: For program point L216(lines 216 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,511 INFO L274 CegarLoopResult]: For program point calculate_outputFINAL(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:50:19,511 INFO L274 CegarLoopResult]: For program point L745(lines 745 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,511 INFO L274 CegarLoopResult]: For program point L151-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:50:19,511 INFO L274 CegarLoopResult]: For program point L85-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:50:19,512 INFO L274 CegarLoopResult]: For program point L878(lines 878 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,512 INFO L274 CegarLoopResult]: For program point L152(line 152) no Hoare annotation was computed. [2020-10-29 06:50:19,512 INFO L274 CegarLoopResult]: For program point L86(line 86) no Hoare annotation was computed. [2020-10-29 06:50:19,512 INFO L274 CegarLoopResult]: For program point L154-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:50:19,512 INFO L274 CegarLoopResult]: For program point L88-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:50:19,512 INFO L274 CegarLoopResult]: For program point L683(lines 683 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,512 INFO L274 CegarLoopResult]: For program point L617(lines 617 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,512 INFO L274 CegarLoopResult]: For program point L551(lines 551 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,512 INFO L274 CegarLoopResult]: For program point L419(lines 419 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,512 INFO L274 CegarLoopResult]: For program point L155(line 155) no Hoare annotation was computed. [2020-10-29 06:50:19,513 INFO L274 CegarLoopResult]: For program point L89(line 89) no Hoare annotation was computed. [2020-10-29 06:50:19,513 INFO L274 CegarLoopResult]: For program point L1014(lines 1014 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,513 INFO L274 CegarLoopResult]: For program point L883(lines 883 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,513 INFO L274 CegarLoopResult]: For program point L355(lines 355 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,513 INFO L274 CegarLoopResult]: For program point L289(lines 289 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,513 INFO L274 CegarLoopResult]: For program point L223(lines 223 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,513 INFO L274 CegarLoopResult]: For program point L157-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:50:19,513 INFO L274 CegarLoopResult]: For program point L91-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:50:19,513 INFO L274 CegarLoopResult]: For program point L25(lines 25 27) no Hoare annotation was computed. [2020-10-29 06:50:19,513 INFO L274 CegarLoopResult]: For program point L25-2(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:50:19,513 INFO L274 CegarLoopResult]: For program point L818(lines 818 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,513 INFO L274 CegarLoopResult]: For program point L752(lines 752 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,514 INFO L274 CegarLoopResult]: For program point L158(line 158) no Hoare annotation was computed. [2020-10-29 06:50:19,514 INFO L274 CegarLoopResult]: For program point L92(line 92) no Hoare annotation was computed. [2020-10-29 06:50:19,514 INFO L274 CegarLoopResult]: For program point L26(line 26) no Hoare annotation was computed. [2020-10-29 06:50:19,514 INFO L274 CegarLoopResult]: For program point L489(lines 489 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,514 INFO L274 CegarLoopResult]: For program point L490(lines 490 501) no Hoare annotation was computed. [2020-10-29 06:50:19,514 INFO L274 CegarLoopResult]: For program point L424(lines 424 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,514 INFO L274 CegarLoopResult]: For program point L490-2(lines 490 501) no Hoare annotation was computed. [2020-10-29 06:50:19,514 INFO L274 CegarLoopResult]: For program point L160-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:50:19,514 INFO L274 CegarLoopResult]: For program point L94-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:50:19,514 INFO L274 CegarLoopResult]: For program point L28-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:50:19,515 INFO L274 CegarLoopResult]: For program point L1019(lines 1019 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,515 INFO L274 CegarLoopResult]: For program point L623(lines 623 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,515 INFO L274 CegarLoopResult]: For program point L557(lines 557 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,515 INFO L274 CegarLoopResult]: For program point L161(line 161) no Hoare annotation was computed. [2020-10-29 06:50:19,515 INFO L274 CegarLoopResult]: For program point L95(line 95) no Hoare annotation was computed. [2020-10-29 06:50:19,515 INFO L274 CegarLoopResult]: For program point L29(line 29) no Hoare annotation was computed. [2020-10-29 06:50:19,515 INFO L274 CegarLoopResult]: For program point L888(lines 888 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,515 INFO L274 CegarLoopResult]: For program point L690(lines 690 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,515 INFO L274 CegarLoopResult]: For program point L360(lines 360 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,515 INFO L274 CegarLoopResult]: For program point L955(lines 955 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,515 INFO L274 CegarLoopResult]: For program point L229(lines 229 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,516 INFO L274 CegarLoopResult]: For program point L163-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:50:19,516 INFO L274 CegarLoopResult]: For program point L97-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:50:19,516 INFO L274 CegarLoopResult]: For program point L31-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:50:19,516 INFO L274 CegarLoopResult]: For program point L824(lines 824 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,516 INFO L274 CegarLoopResult]: For program point L296(lines 296 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,516 INFO L274 CegarLoopResult]: For program point L164(line 164) no Hoare annotation was computed. [2020-10-29 06:50:19,516 INFO L274 CegarLoopResult]: For program point L98(line 98) no Hoare annotation was computed. [2020-10-29 06:50:19,516 INFO L274 CegarLoopResult]: For program point L32(line 32) no Hoare annotation was computed. [2020-10-29 06:50:19,516 INFO L274 CegarLoopResult]: For program point L759(lines 759 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,516 INFO L274 CegarLoopResult]: For program point L760(lines 760 770) no Hoare annotation was computed. [2020-10-29 06:50:19,517 INFO L274 CegarLoopResult]: For program point L760-2(lines 760 770) no Hoare annotation was computed. [2020-10-29 06:50:19,517 INFO L274 CegarLoopResult]: For program point L166-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:50:19,517 INFO L274 CegarLoopResult]: For program point L100-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:50:19,517 INFO L274 CegarLoopResult]: For program point L34-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:50:19,517 INFO L274 CegarLoopResult]: For program point L827(lines 827 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,517 INFO L274 CegarLoopResult]: For program point L563(lines 563 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,517 INFO L274 CegarLoopResult]: For program point L431(lines 431 1026) no Hoare annotation was computed. [2020-10-29 06:50:19,517 INFO L274 CegarLoopResult]: For program point L167(line 167) no Hoare annotation was computed. [2020-10-29 06:50:19,517 INFO L274 CegarLoopResult]: For program point L101(line 101) no Hoare annotation was computed. [2020-10-29 06:50:19,517 INFO L274 CegarLoopResult]: For program point L35(line 35) no Hoare annotation was computed. [2020-10-29 06:50:19,517 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-29 06:50:19,518 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= ~a25~0 10) (= ~a29~0 130) (= ~a4~0 1) (= ~a23~0 312)) [2020-10-29 06:50:19,518 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-29 06:50:19,518 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-29 06:50:19,518 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 1030 1046) the Hoare annotation is: (or (not (= |old(~a4~0)| 1)) (not (<= |old(~a25~0)| 10)) (not (= 312 |old(~a23~0)|)) (not (= 130 |old(~a29~0)|)) (and (= ~a25~0 |old(~a25~0)|) (= ~a29~0 130) (= ~a4~0 1) (= ~a23~0 312))) [2020-10-29 06:50:19,518 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 1030 1046) no Hoare annotation was computed. [2020-10-29 06:50:19,518 INFO L270 CegarLoopResult]: At program point L1044(line 1044) the Hoare annotation is: (let ((.cse0 (= ~a4~0 1)) (.cse3 (= ~a4~0 0)) (.cse1 (not (= ~a25~0 13))) (.cse2 (<= ~a29~0 276))) (or (not (= |old(~a4~0)| 1)) (not (<= |old(~a25~0)| 10)) (not (= 312 |old(~a23~0)|)) (and .cse0 .cse1) (not (= 130 |old(~a29~0)|)) (and .cse0 .cse2) (and (<= 180 ~a23~0) .cse0) (and (<= ~a23~0 138) .cse3) (and .cse3 .cse1 .cse2))) [2020-10-29 06:50:19,518 INFO L274 CegarLoopResult]: For program point L1044-1(line 1044) no Hoare annotation was computed. [2020-10-29 06:50:19,518 INFO L274 CegarLoopResult]: For program point L1041(line 1041) no Hoare annotation was computed. [2020-10-29 06:50:19,519 INFO L270 CegarLoopResult]: At program point L1036-2(lines 1036 1045) the Hoare annotation is: (let ((.cse0 (= ~a4~0 1)) (.cse3 (= ~a4~0 0)) (.cse1 (not (= ~a25~0 13))) (.cse2 (<= ~a29~0 276))) (or (not (= |old(~a4~0)| 1)) (not (<= |old(~a25~0)| 10)) (not (= 312 |old(~a23~0)|)) (and .cse0 .cse1) (not (= 130 |old(~a29~0)|)) (and .cse0 .cse2) (and (<= 180 ~a23~0) .cse0) (and (<= ~a23~0 138) .cse3) (and .cse3 .cse1 .cse2))) [2020-10-29 06:50:19,519 INFO L274 CegarLoopResult]: For program point L1036-3(lines 1030 1046) no Hoare annotation was computed. [2020-10-29 06:50:19,539 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 06:50:19 BoogieIcfgContainer [2020-10-29 06:50:19,539 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-29 06:50:19,541 INFO L168 Benchmark]: Toolchain (without parser) took 85370.52 ms. Allocated memory was 157.3 MB in the beginning and 1.3 GB in the end (delta: 1.1 GB). Free memory was 135.5 MB in the beginning and 561.4 MB in the end (delta: -425.9 MB). Peak memory consumption was 718.3 MB. Max. memory is 8.0 GB. [2020-10-29 06:50:19,542 INFO L168 Benchmark]: CDTParser took 0.67 ms. Allocated memory is still 157.3 MB. Free memory is still 129.7 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-29 06:50:19,542 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1054.35 ms. Allocated memory is still 157.3 MB. Free memory was 134.7 MB in the beginning and 119.8 MB in the end (delta: 14.9 MB). Peak memory consumption was 31.2 MB. Max. memory is 8.0 GB. [2020-10-29 06:50:19,543 INFO L168 Benchmark]: Boogie Preprocessor took 188.64 ms. Allocated memory is still 157.3 MB. Free memory was 119.8 MB in the beginning and 112.4 MB in the end (delta: 7.3 MB). Peak memory consumption was 7.3 MB. Max. memory is 8.0 GB. [2020-10-29 06:50:19,544 INFO L168 Benchmark]: RCFGBuilder took 2207.31 ms. Allocated memory was 157.3 MB in the beginning and 208.7 MB in the end (delta: 51.4 MB). Free memory was 112.4 MB in the beginning and 156.8 MB in the end (delta: -44.3 MB). Peak memory consumption was 78.3 MB. Max. memory is 8.0 GB. [2020-10-29 06:50:19,545 INFO L168 Benchmark]: TraceAbstraction took 81906.96 ms. Allocated memory was 208.7 MB in the beginning and 1.3 GB in the end (delta: 1.1 GB). Free memory was 156.2 MB in the beginning and 561.4 MB in the end (delta: -405.2 MB). Peak memory consumption was 687.4 MB. Max. memory is 8.0 GB. [2020-10-29 06:50:19,548 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.67 ms. Allocated memory is still 157.3 MB. Free memory is still 129.7 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 1054.35 ms. Allocated memory is still 157.3 MB. Free memory was 134.7 MB in the beginning and 119.8 MB in the end (delta: 14.9 MB). Peak memory consumption was 31.2 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 188.64 ms. Allocated memory is still 157.3 MB. Free memory was 119.8 MB in the beginning and 112.4 MB in the end (delta: 7.3 MB). Peak memory consumption was 7.3 MB. Max. memory is 8.0 GB. * RCFGBuilder took 2207.31 ms. Allocated memory was 157.3 MB in the beginning and 208.7 MB in the end (delta: 51.4 MB). Free memory was 112.4 MB in the beginning and 156.8 MB in the end (delta: -44.3 MB). Peak memory consumption was 78.3 MB. Max. memory is 8.0 GB. * TraceAbstraction took 81906.96 ms. Allocated memory was 208.7 MB in the beginning and 1.3 GB in the end (delta: 1.1 GB). Free memory was 156.2 MB in the beginning and 561.4 MB in the end (delta: -405.2 MB). Peak memory consumption was 687.4 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 4]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1036]: Loop Invariant Derived loop invariant: (((((((!(\old(a4) == 1) || !(\old(a25) <= 10)) || !(312 == \old(a23))) || (a4 == 1 && !(a25 == 13))) || !(130 == \old(a29))) || (a4 == 1 && a29 <= 276)) || (180 <= a23 && a4 == 1)) || (a23 <= 138 && a4 == 0)) || ((a4 == 0 && !(a25 == 13)) && a29 <= 276) - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 296 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 78.1s, OverallIterations: 10, TraceHistogramMax: 4, AutomataDifference: 34.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 485 SDtfs, 6958 SDslu, 823 SDs, 0 SdLazy, 13053 SolverSat, 2043 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 25.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 147 GetRequests, 75 SyntacticMatches, 1 SemanticMatches, 71 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 2.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=9593occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.5s AutomataMinimizationTime, 10 MinimizatonAttempts, 1654 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 9 LocationsWithAnnotation, 416 PreInvPairs, 546 NumberOfFragments, 387 HoareAnnotationTreeSize, 416 FomulaSimplifications, 32492 FormulaSimplificationTreeSizeReduction, 1.7s HoareSimplificationTime, 9 FomulaSimplificationsInter, 6855 FormulaSimplificationTreeSizeReductionInter, 1.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 39.7s InterpolantComputationTime, 2281 NumberOfCodeBlocks, 2281 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 2271 ConstructedInterpolants, 0 QuantifiedInterpolants, 2524531 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 2 PerfectInterpolantSequences, 1675/1694 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...