./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_label18.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 54858612 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem01_label18.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 91a704bf8074f5f5dfa27071265c9872fe84cd8c ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-5485861 [2020-10-25 19:44:18,501 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-25 19:44:18,504 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-25 19:44:18,539 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-25 19:44:18,540 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-25 19:44:18,541 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-25 19:44:18,543 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-25 19:44:18,546 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-25 19:44:18,548 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-25 19:44:18,549 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-25 19:44:18,551 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-25 19:44:18,552 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-25 19:44:18,553 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-25 19:44:18,554 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-25 19:44:18,556 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-25 19:44:18,557 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-25 19:44:18,558 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-25 19:44:18,560 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-25 19:44:18,562 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-25 19:44:18,564 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-25 19:44:18,566 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-25 19:44:18,570 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-25 19:44:18,572 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-25 19:44:18,574 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-25 19:44:18,583 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-25 19:44:18,584 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-25 19:44:18,585 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-25 19:44:18,587 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-25 19:44:18,589 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-25 19:44:18,590 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-25 19:44:18,593 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-25 19:44:18,594 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-25 19:44:18,596 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-25 19:44:18,598 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-25 19:44:18,600 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-25 19:44:18,600 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-25 19:44:18,601 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-25 19:44:18,603 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-25 19:44:18,604 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-25 19:44:18,605 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-25 19:44:18,607 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-25 19:44:18,608 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-25 19:44:18,666 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-25 19:44:18,666 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-25 19:44:18,669 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-25 19:44:18,670 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-25 19:44:18,670 INFO L138 SettingsManager]: * Use SBE=true [2020-10-25 19:44:18,671 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-25 19:44:18,671 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-25 19:44:18,671 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-25 19:44:18,671 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-25 19:44:18,672 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-25 19:44:18,673 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-25 19:44:18,673 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-25 19:44:18,673 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-25 19:44:18,674 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-25 19:44:18,674 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-25 19:44:18,674 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-25 19:44:18,674 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-25 19:44:18,675 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-25 19:44:18,675 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-25 19:44:18,675 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-25 19:44:18,675 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-25 19:44:18,676 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-25 19:44:18,676 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-25 19:44:18,676 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-25 19:44:18,676 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-25 19:44:18,677 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-25 19:44:18,677 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-25 19:44:18,677 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-25 19:44:18,677 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-25 19:44:18,678 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/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 91a704bf8074f5f5dfa27071265c9872fe84cd8c [2020-10-25 19:44:19,124 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-25 19:44:19,155 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-25 19:44:19,159 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-25 19:44:19,160 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-25 19:44:19,162 INFO L275 PluginConnector]: CDTParser initialized [2020-10-25 19:44:19,163 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label18.c [2020-10-25 19:44:19,263 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/26603e475/f772c4bf275848ba9f5e65c574ac87d7/FLAGfa16b9a07 [2020-10-25 19:44:20,030 INFO L306 CDTParser]: Found 1 translation units. [2020-10-25 19:44:20,031 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label18.c [2020-10-25 19:44:20,046 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/26603e475/f772c4bf275848ba9f5e65c574ac87d7/FLAGfa16b9a07 [2020-10-25 19:44:20,287 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/26603e475/f772c4bf275848ba9f5e65c574ac87d7 [2020-10-25 19:44:20,291 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-25 19:44:20,299 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-25 19:44:20,301 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-25 19:44:20,301 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-25 19:44:20,326 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-25 19:44:20,331 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.10 07:44:20" (1/1) ... [2020-10-25 19:44:20,338 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12d3833c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 07:44:20, skipping insertion in model container [2020-10-25 19:44:20,339 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.10 07:44:20" (1/1) ... [2020-10-25 19:44:20,356 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-25 19:44:20,425 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-25 19:44:20,846 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-25 19:44:20,872 INFO L203 MainTranslator]: Completed pre-run [2020-10-25 19:44:21,041 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-25 19:44:21,071 INFO L208 MainTranslator]: Completed translation [2020-10-25 19:44:21,072 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 07:44:21 WrapperNode [2020-10-25 19:44:21,072 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-25 19:44:21,073 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-25 19:44:21,073 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-25 19:44:21,073 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-25 19:44:21,082 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 07:44:21" (1/1) ... [2020-10-25 19:44:21,105 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 07:44:21" (1/1) ... [2020-10-25 19:44:21,170 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-25 19:44:21,172 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-25 19:44:21,173 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-25 19:44:21,173 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-25 19:44:21,187 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 07:44:21" (1/1) ... [2020-10-25 19:44:21,188 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 07:44:21" (1/1) ... [2020-10-25 19:44:21,194 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 07:44:21" (1/1) ... [2020-10-25 19:44:21,194 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 07:44:21" (1/1) ... [2020-10-25 19:44:21,217 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 07:44:21" (1/1) ... [2020-10-25 19:44:21,227 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 07:44:21" (1/1) ... [2020-10-25 19:44:21,234 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 07:44:21" (1/1) ... [2020-10-25 19:44:21,247 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-25 19:44:21,253 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-25 19:44:21,253 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-25 19:44:21,254 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-25 19:44:21,255 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 07:44:21" (1/1) ... No working directory specified, using /storage/repos/ultimate/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 [2020-10-25 19:44:21,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-25 19:44:21,366 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-25 19:44:21,366 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-25 19:44:21,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-25 19:44:22,722 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-25 19:44:22,723 INFO L298 CfgBuilder]: Removed 9 assume(true) statements. [2020-10-25 19:44:22,725 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 07:44:22 BoogieIcfgContainer [2020-10-25 19:44:22,726 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-25 19:44:22,728 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-25 19:44:22,729 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-25 19:44:22,733 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-25 19:44:22,733 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.10 07:44:20" (1/3) ... [2020-10-25 19:44:22,734 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50f34285 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.10 07:44:22, skipping insertion in model container [2020-10-25 19:44:22,735 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 07:44:21" (2/3) ... [2020-10-25 19:44:22,735 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50f34285 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.10 07:44:22, skipping insertion in model container [2020-10-25 19:44:22,736 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 07:44:22" (3/3) ... [2020-10-25 19:44:22,738 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem01_label18.c [2020-10-25 19:44:22,751 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-25 19:44:22,758 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-25 19:44:22,773 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-25 19:44:22,813 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-25 19:44:22,814 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-25 19:44:22,814 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-25 19:44:22,814 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-25 19:44:22,814 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-25 19:44:22,815 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-25 19:44:22,815 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-25 19:44:22,815 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-25 19:44:22,839 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states. [2020-10-25 19:44:22,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2020-10-25 19:44:22,852 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 19:44:22,853 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 19:44:22,853 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 19:44:22,860 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 19:44:22,861 INFO L82 PathProgramCache]: Analyzing trace with hash 1128398527, now seen corresponding path program 1 times [2020-10-25 19:44:22,873 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 19:44:22,874 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [895692105] [2020-10-25 19:44:22,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 19:44:23,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 19:44:23,551 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 19:44:23,552 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [895692105] [2020-10-25 19:44:23,553 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 19:44:23,553 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-25 19:44:23,554 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1212538738] [2020-10-25 19:44:23,560 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-25 19:44:23,561 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 19:44:23,576 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-25 19:44:23,577 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-25 19:44:23,580 INFO L87 Difference]: Start difference. First operand 199 states. Second operand 4 states. [2020-10-25 19:44:25,065 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 19:44:25,065 INFO L93 Difference]: Finished difference Result 663 states and 1179 transitions. [2020-10-25 19:44:25,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-25 19:44:25,067 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 100 [2020-10-25 19:44:25,068 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 19:44:25,086 INFO L225 Difference]: With dead ends: 663 [2020-10-25 19:44:25,086 INFO L226 Difference]: Without dead ends: 397 [2020-10-25 19:44:25,091 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-25 19:44:25,114 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 397 states. [2020-10-25 19:44:25,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 397 to 397. [2020-10-25 19:44:25,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 397 states. [2020-10-25 19:44:25,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 397 states and 517 transitions. [2020-10-25 19:44:25,173 INFO L78 Accepts]: Start accepts. Automaton has 397 states and 517 transitions. Word has length 100 [2020-10-25 19:44:25,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 19:44:25,174 INFO L481 AbstractCegarLoop]: Abstraction has 397 states and 517 transitions. [2020-10-25 19:44:25,174 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-25 19:44:25,175 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 517 transitions. [2020-10-25 19:44:25,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2020-10-25 19:44:25,184 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 19:44:25,184 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 19:44:25,185 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-25 19:44:25,185 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 19:44:25,186 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 19:44:25,186 INFO L82 PathProgramCache]: Analyzing trace with hash 153532756, now seen corresponding path program 1 times [2020-10-25 19:44:25,186 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 19:44:25,187 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [93652350] [2020-10-25 19:44:25,187 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 19:44:25,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 19:44:25,497 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 19:44:25,497 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [93652350] [2020-10-25 19:44:25,498 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 19:44:25,498 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-25 19:44:25,498 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1122982513] [2020-10-25 19:44:25,500 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-25 19:44:25,500 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 19:44:25,503 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-25 19:44:25,505 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-25 19:44:25,505 INFO L87 Difference]: Start difference. First operand 397 states and 517 transitions. Second operand 4 states. [2020-10-25 19:44:26,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 19:44:26,735 INFO L93 Difference]: Finished difference Result 887 states and 1235 transitions. [2020-10-25 19:44:26,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-25 19:44:26,736 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 107 [2020-10-25 19:44:26,737 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 19:44:26,741 INFO L225 Difference]: With dead ends: 887 [2020-10-25 19:44:26,741 INFO L226 Difference]: Without dead ends: 528 [2020-10-25 19:44:26,744 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-25 19:44:26,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 528 states. [2020-10-25 19:44:26,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 528 to 397. [2020-10-25 19:44:26,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 397 states. [2020-10-25 19:44:26,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 397 states and 474 transitions. [2020-10-25 19:44:26,776 INFO L78 Accepts]: Start accepts. Automaton has 397 states and 474 transitions. Word has length 107 [2020-10-25 19:44:26,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 19:44:26,776 INFO L481 AbstractCegarLoop]: Abstraction has 397 states and 474 transitions. [2020-10-25 19:44:26,777 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-25 19:44:26,777 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 474 transitions. [2020-10-25 19:44:26,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2020-10-25 19:44:26,780 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 19:44:26,780 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 19:44:26,781 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-25 19:44:26,781 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 19:44:26,782 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 19:44:26,782 INFO L82 PathProgramCache]: Analyzing trace with hash 162153936, now seen corresponding path program 1 times [2020-10-25 19:44:26,782 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 19:44:26,783 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1970778681] [2020-10-25 19:44:26,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 19:44:26,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 19:44:26,872 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 19:44:26,873 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1970778681] [2020-10-25 19:44:26,873 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 19:44:26,873 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-25 19:44:26,874 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1640310412] [2020-10-25 19:44:26,874 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-25 19:44:26,875 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 19:44:26,876 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-25 19:44:26,876 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-25 19:44:26,876 INFO L87 Difference]: Start difference. First operand 397 states and 474 transitions. Second operand 4 states. [2020-10-25 19:44:27,805 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 19:44:27,805 INFO L93 Difference]: Finished difference Result 1054 states and 1283 transitions. [2020-10-25 19:44:27,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-25 19:44:27,807 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 115 [2020-10-25 19:44:27,807 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 19:44:27,813 INFO L225 Difference]: With dead ends: 1054 [2020-10-25 19:44:27,813 INFO L226 Difference]: Without dead ends: 659 [2020-10-25 19:44:27,815 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-25 19:44:27,818 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 659 states. [2020-10-25 19:44:27,871 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 659 to 659. [2020-10-25 19:44:27,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 659 states. [2020-10-25 19:44:27,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 659 states and 785 transitions. [2020-10-25 19:44:27,876 INFO L78 Accepts]: Start accepts. Automaton has 659 states and 785 transitions. Word has length 115 [2020-10-25 19:44:27,877 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 19:44:27,877 INFO L481 AbstractCegarLoop]: Abstraction has 659 states and 785 transitions. [2020-10-25 19:44:27,877 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-25 19:44:27,878 INFO L276 IsEmpty]: Start isEmpty. Operand 659 states and 785 transitions. [2020-10-25 19:44:27,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2020-10-25 19:44:27,886 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 19:44:27,887 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 19:44:27,887 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-25 19:44:27,888 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 19:44:27,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 19:44:27,891 INFO L82 PathProgramCache]: Analyzing trace with hash -2146904396, now seen corresponding path program 1 times [2020-10-25 19:44:27,891 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 19:44:27,892 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [316027914] [2020-10-25 19:44:27,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 19:44:27,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 19:44:27,993 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-10-25 19:44:27,993 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [316027914] [2020-10-25 19:44:27,994 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 19:44:27,994 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-25 19:44:27,995 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1576069182] [2020-10-25 19:44:27,995 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 19:44:27,996 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 19:44:27,997 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 19:44:27,997 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 19:44:27,997 INFO L87 Difference]: Start difference. First operand 659 states and 785 transitions. Second operand 3 states. [2020-10-25 19:44:28,648 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 19:44:28,648 INFO L93 Difference]: Finished difference Result 1840 states and 2182 transitions. [2020-10-25 19:44:28,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 19:44:28,649 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 124 [2020-10-25 19:44:28,649 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 19:44:28,656 INFO L225 Difference]: With dead ends: 1840 [2020-10-25 19:44:28,657 INFO L226 Difference]: Without dead ends: 1183 [2020-10-25 19:44:28,658 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 19:44:28,661 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1183 states. [2020-10-25 19:44:28,689 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1183 to 1052. [2020-10-25 19:44:28,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1052 states. [2020-10-25 19:44:28,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1052 states to 1052 states and 1261 transitions. [2020-10-25 19:44:28,693 INFO L78 Accepts]: Start accepts. Automaton has 1052 states and 1261 transitions. Word has length 124 [2020-10-25 19:44:28,694 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 19:44:28,694 INFO L481 AbstractCegarLoop]: Abstraction has 1052 states and 1261 transitions. [2020-10-25 19:44:28,694 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 19:44:28,694 INFO L276 IsEmpty]: Start isEmpty. Operand 1052 states and 1261 transitions. [2020-10-25 19:44:28,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2020-10-25 19:44:28,698 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 19:44:28,698 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 19:44:28,698 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-25 19:44:28,699 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 19:44:28,699 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 19:44:28,700 INFO L82 PathProgramCache]: Analyzing trace with hash -2079880477, now seen corresponding path program 1 times [2020-10-25 19:44:28,700 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 19:44:28,700 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1311982263] [2020-10-25 19:44:28,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 19:44:28,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 19:44:28,814 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 32 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-10-25 19:44:28,815 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1311982263] [2020-10-25 19:44:28,816 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [581297042] [2020-10-25 19:44:28,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-25 19:44:28,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 19:44:28,962 INFO L263 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 2 conjunts are in the unsatisfiable core [2020-10-25 19:44:28,994 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-25 19:44:29,230 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-10-25 19:44:29,233 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-10-25 19:44:29,234 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 5 [2020-10-25 19:44:29,234 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1485768395] [2020-10-25 19:44:29,236 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 19:44:29,237 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 19:44:29,239 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 19:44:29,240 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-25 19:44:29,240 INFO L87 Difference]: Start difference. First operand 1052 states and 1261 transitions. Second operand 3 states. [2020-10-25 19:44:29,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 19:44:29,986 INFO L93 Difference]: Finished difference Result 2495 states and 2989 transitions. [2020-10-25 19:44:29,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 19:44:29,987 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 130 [2020-10-25 19:44:29,988 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 19:44:29,997 INFO L225 Difference]: With dead ends: 2495 [2020-10-25 19:44:29,997 INFO L226 Difference]: Without dead ends: 1314 [2020-10-25 19:44:30,002 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 129 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-25 19:44:30,004 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1314 states. [2020-10-25 19:44:30,037 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1314 to 1052. [2020-10-25 19:44:30,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1052 states. [2020-10-25 19:44:30,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1052 states to 1052 states and 1201 transitions. [2020-10-25 19:44:30,041 INFO L78 Accepts]: Start accepts. Automaton has 1052 states and 1201 transitions. Word has length 130 [2020-10-25 19:44:30,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 19:44:30,043 INFO L481 AbstractCegarLoop]: Abstraction has 1052 states and 1201 transitions. [2020-10-25 19:44:30,043 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 19:44:30,044 INFO L276 IsEmpty]: Start isEmpty. Operand 1052 states and 1201 transitions. [2020-10-25 19:44:30,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2020-10-25 19:44:30,047 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 19:44:30,047 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 19:44:30,262 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-25 19:44:30,263 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 19:44:30,264 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 19:44:30,264 INFO L82 PathProgramCache]: Analyzing trace with hash 1551737791, now seen corresponding path program 1 times [2020-10-25 19:44:30,265 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 19:44:30,265 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2140677288] [2020-10-25 19:44:30,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 19:44:30,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 19:44:30,366 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 50 proven. 3 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2020-10-25 19:44:30,367 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2140677288] [2020-10-25 19:44:30,367 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [615175209] [2020-10-25 19:44:30,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-25 19:44:30,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 19:44:30,489 INFO L263 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 2 conjunts are in the unsatisfiable core [2020-10-25 19:44:30,495 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-25 19:44:30,542 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2020-10-25 19:44:30,542 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-10-25 19:44:30,543 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 5 [2020-10-25 19:44:30,543 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1295324390] [2020-10-25 19:44:30,544 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 19:44:30,544 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 19:44:30,545 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 19:44:30,545 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-25 19:44:30,545 INFO L87 Difference]: Start difference. First operand 1052 states and 1201 transitions. Second operand 3 states. [2020-10-25 19:44:31,162 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 19:44:31,163 INFO L93 Difference]: Finished difference Result 2495 states and 2866 transitions. [2020-10-25 19:44:31,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 19:44:31,164 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 146 [2020-10-25 19:44:31,165 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 19:44:31,174 INFO L225 Difference]: With dead ends: 2495 [2020-10-25 19:44:31,174 INFO L226 Difference]: Without dead ends: 1445 [2020-10-25 19:44:31,177 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-25 19:44:31,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1445 states. [2020-10-25 19:44:31,216 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1445 to 1052. [2020-10-25 19:44:31,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1052 states. [2020-10-25 19:44:31,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1052 states to 1052 states and 1201 transitions. [2020-10-25 19:44:31,225 INFO L78 Accepts]: Start accepts. Automaton has 1052 states and 1201 transitions. Word has length 146 [2020-10-25 19:44:31,225 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 19:44:31,225 INFO L481 AbstractCegarLoop]: Abstraction has 1052 states and 1201 transitions. [2020-10-25 19:44:31,226 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 19:44:31,226 INFO L276 IsEmpty]: Start isEmpty. Operand 1052 states and 1201 transitions. [2020-10-25 19:44:31,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2020-10-25 19:44:31,234 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 19:44:31,234 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 19:44:31,435 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-25 19:44:31,435 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 19:44:31,436 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 19:44:31,439 INFO L82 PathProgramCache]: Analyzing trace with hash -1830815521, now seen corresponding path program 1 times [2020-10-25 19:44:31,439 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 19:44:31,443 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1213677811] [2020-10-25 19:44:31,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 19:44:31,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 19:44:31,538 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 36 proven. 3 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2020-10-25 19:44:31,539 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1213677811] [2020-10-25 19:44:31,539 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [354551981] [2020-10-25 19:44:31,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-25 19:44:31,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 19:44:31,656 INFO L263 TraceCheckSpWp]: Trace formula consists of 321 conjuncts, 2 conjunts are in the unsatisfiable core [2020-10-25 19:44:31,660 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-25 19:44:31,709 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-10-25 19:44:31,710 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-10-25 19:44:31,710 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 5 [2020-10-25 19:44:31,711 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1837800175] [2020-10-25 19:44:31,711 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 19:44:31,712 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 19:44:31,712 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 19:44:31,713 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-25 19:44:31,713 INFO L87 Difference]: Start difference. First operand 1052 states and 1201 transitions. Second operand 3 states. [2020-10-25 19:44:32,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 19:44:32,348 INFO L93 Difference]: Finished difference Result 2231 states and 2552 transitions. [2020-10-25 19:44:32,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 19:44:32,348 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 149 [2020-10-25 19:44:32,349 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 19:44:32,349 INFO L225 Difference]: With dead ends: 2231 [2020-10-25 19:44:32,349 INFO L226 Difference]: Without dead ends: 0 [2020-10-25 19:44:32,354 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-25 19:44:32,354 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-25 19:44:32,355 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-25 19:44:32,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-25 19:44:32,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-25 19:44:32,355 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 149 [2020-10-25 19:44:32,356 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 19:44:32,356 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-25 19:44:32,356 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 19:44:32,356 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-25 19:44:32,357 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-25 19:44:32,557 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-25 19:44:32,561 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-25 19:44:32,725 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 28 [2020-10-25 19:44:32,829 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 28 [2020-10-25 19:44:32,833 INFO L274 CegarLoopResult]: For program point L564-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:44:32,833 INFO L274 CegarLoopResult]: For program point L531-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:44:32,833 INFO L274 CegarLoopResult]: For program point L498-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:44:32,833 INFO L274 CegarLoopResult]: For program point L465-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:44:32,833 INFO L274 CegarLoopResult]: For program point L432-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:44:32,834 INFO L274 CegarLoopResult]: For program point L399-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:44:32,834 INFO L274 CegarLoopResult]: For program point L267(lines 267 392) no Hoare annotation was computed. [2020-10-25 19:44:32,834 INFO L274 CegarLoopResult]: For program point L565(line 565) no Hoare annotation was computed. [2020-10-25 19:44:32,835 INFO L274 CegarLoopResult]: For program point L532(line 532) no Hoare annotation was computed. [2020-10-25 19:44:32,835 INFO L274 CegarLoopResult]: For program point L499(line 499) no Hoare annotation was computed. [2020-10-25 19:44:32,836 INFO L274 CegarLoopResult]: For program point L466(line 466) no Hoare annotation was computed. [2020-10-25 19:44:32,836 INFO L274 CegarLoopResult]: For program point L433(line 433) no Hoare annotation was computed. [2020-10-25 19:44:32,836 INFO L274 CegarLoopResult]: For program point L400(line 400) no Hoare annotation was computed. [2020-10-25 19:44:32,836 INFO L274 CegarLoopResult]: For program point L367(lines 367 392) no Hoare annotation was computed. [2020-10-25 19:44:32,836 INFO L274 CegarLoopResult]: For program point L301(lines 301 392) no Hoare annotation was computed. [2020-10-25 19:44:32,839 INFO L274 CegarLoopResult]: For program point L37(lines 37 392) no Hoare annotation was computed. [2020-10-25 19:44:32,839 INFO L274 CegarLoopResult]: For program point L4(line 4) no Hoare annotation was computed. [2020-10-25 19:44:32,839 INFO L274 CegarLoopResult]: For program point L335(lines 335 392) no Hoare annotation was computed. [2020-10-25 19:44:32,839 INFO L274 CegarLoopResult]: For program point L104(lines 104 392) no Hoare annotation was computed. [2020-10-25 19:44:32,841 INFO L274 CegarLoopResult]: For program point L567-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:44:32,841 INFO L274 CegarLoopResult]: For program point L534-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:44:32,841 INFO L274 CegarLoopResult]: For program point L501-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:44:32,842 INFO L274 CegarLoopResult]: For program point L468-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:44:32,842 INFO L274 CegarLoopResult]: For program point L435-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:44:32,842 INFO L274 CegarLoopResult]: For program point L402-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:44:32,842 INFO L274 CegarLoopResult]: For program point L270(lines 270 392) no Hoare annotation was computed. [2020-10-25 19:44:32,843 INFO L274 CegarLoopResult]: For program point L138(lines 138 392) no Hoare annotation was computed. [2020-10-25 19:44:32,843 INFO L274 CegarLoopResult]: For program point L568(line 568) no Hoare annotation was computed. [2020-10-25 19:44:32,843 INFO L274 CegarLoopResult]: For program point L535(line 535) no Hoare annotation was computed. [2020-10-25 19:44:32,843 INFO L274 CegarLoopResult]: For program point L502(line 502) no Hoare annotation was computed. [2020-10-25 19:44:32,843 INFO L274 CegarLoopResult]: For program point L469(line 469) no Hoare annotation was computed. [2020-10-25 19:44:32,844 INFO L274 CegarLoopResult]: For program point L436(line 436) no Hoare annotation was computed. [2020-10-25 19:44:32,844 INFO L274 CegarLoopResult]: For program point L403(line 403) no Hoare annotation was computed. [2020-10-25 19:44:32,844 INFO L274 CegarLoopResult]: For program point L205(lines 205 392) no Hoare annotation was computed. [2020-10-25 19:44:32,844 INFO L274 CegarLoopResult]: For program point L74(lines 74 392) no Hoare annotation was computed. [2020-10-25 19:44:32,845 INFO L274 CegarLoopResult]: For program point L570-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:44:32,845 INFO L274 CegarLoopResult]: For program point L537-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:44:32,845 INFO L274 CegarLoopResult]: For program point L504-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:44:32,845 INFO L274 CegarLoopResult]: For program point L471-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:44:32,845 INFO L274 CegarLoopResult]: For program point L438-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:44:32,845 INFO L274 CegarLoopResult]: For program point L405-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:44:32,846 INFO L274 CegarLoopResult]: For program point L339(lines 339 392) no Hoare annotation was computed. [2020-10-25 19:44:32,846 INFO L274 CegarLoopResult]: For program point L240(lines 240 392) no Hoare annotation was computed. [2020-10-25 19:44:32,846 INFO L274 CegarLoopResult]: For program point L571(line 571) no Hoare annotation was computed. [2020-10-25 19:44:32,846 INFO L274 CegarLoopResult]: For program point L538(line 538) no Hoare annotation was computed. [2020-10-25 19:44:32,846 INFO L274 CegarLoopResult]: For program point L505(line 505) no Hoare annotation was computed. [2020-10-25 19:44:32,847 INFO L274 CegarLoopResult]: For program point L472(line 472) no Hoare annotation was computed. [2020-10-25 19:44:32,847 INFO L274 CegarLoopResult]: For program point L439(line 439) no Hoare annotation was computed. [2020-10-25 19:44:32,847 INFO L274 CegarLoopResult]: For program point L406(line 406) no Hoare annotation was computed. [2020-10-25 19:44:32,847 INFO L274 CegarLoopResult]: For program point L175(lines 175 392) no Hoare annotation was computed. [2020-10-25 19:44:32,847 INFO L274 CegarLoopResult]: For program point L142(lines 142 392) no Hoare annotation was computed. [2020-10-25 19:44:32,848 INFO L274 CegarLoopResult]: For program point L374(lines 374 392) no Hoare annotation was computed. [2020-10-25 19:44:32,848 INFO L274 CegarLoopResult]: For program point L308(lines 308 392) no Hoare annotation was computed. [2020-10-25 19:44:32,848 INFO L274 CegarLoopResult]: For program point L275(lines 275 392) no Hoare annotation was computed. [2020-10-25 19:44:32,848 INFO L274 CegarLoopResult]: For program point L110(lines 110 392) no Hoare annotation was computed. [2020-10-25 19:44:32,851 INFO L274 CegarLoopResult]: For program point L573-1(lines 573 575) no Hoare annotation was computed. [2020-10-25 19:44:32,851 INFO L274 CegarLoopResult]: For program point L540-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:44:32,851 INFO L274 CegarLoopResult]: For program point L507-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:44:32,851 INFO L274 CegarLoopResult]: For program point L474-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:44:32,852 INFO L274 CegarLoopResult]: For program point L441-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:44:32,852 INFO L274 CegarLoopResult]: For program point L408-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:44:32,852 INFO L274 CegarLoopResult]: For program point L210(lines 210 392) no Hoare annotation was computed. [2020-10-25 19:44:32,852 INFO L274 CegarLoopResult]: For program point L45(lines 45 392) no Hoare annotation was computed. [2020-10-25 19:44:32,852 INFO L274 CegarLoopResult]: For program point L574(line 574) no Hoare annotation was computed. [2020-10-25 19:44:32,852 INFO L274 CegarLoopResult]: For program point L541(line 541) no Hoare annotation was computed. [2020-10-25 19:44:32,853 INFO L274 CegarLoopResult]: For program point L508(line 508) no Hoare annotation was computed. [2020-10-25 19:44:32,853 INFO L274 CegarLoopResult]: For program point L475(line 475) no Hoare annotation was computed. [2020-10-25 19:44:32,853 INFO L274 CegarLoopResult]: For program point L442(line 442) no Hoare annotation was computed. [2020-10-25 19:44:32,853 INFO L274 CegarLoopResult]: For program point L409(line 409) no Hoare annotation was computed. [2020-10-25 19:44:32,853 INFO L274 CegarLoopResult]: For program point L146(lines 146 392) no Hoare annotation was computed. [2020-10-25 19:44:32,854 INFO L270 CegarLoopResult]: At program point L576(lines 32 577) the Hoare annotation is: (let ((.cse0 (<= ~a17~0 0)) (.cse1 (not (= ~a7~0 1))) (.cse2 (<= 15 ~a8~0)) (.cse3 (= ~a17~0 1))) (or (and .cse0 .cse1 .cse2) (and (= ~a21~0 1) (= ~a12~0 8) (= ~a20~0 1) .cse1 .cse3) (and (<= ~a16~0 5) .cse0) (and .cse1 .cse2 .cse3) (<= ~a8~0 13))) [2020-10-25 19:44:32,854 INFO L274 CegarLoopResult]: For program point L543-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:44:32,855 INFO L274 CegarLoopResult]: For program point L510-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:44:32,855 INFO L274 CegarLoopResult]: For program point L477-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:44:32,855 INFO L274 CegarLoopResult]: For program point L444-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:44:32,855 INFO L274 CegarLoopResult]: For program point L411-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:44:32,861 INFO L274 CegarLoopResult]: For program point L180(lines 180 392) no Hoare annotation was computed. [2020-10-25 19:44:32,862 INFO L274 CegarLoopResult]: For program point L544(line 544) no Hoare annotation was computed. [2020-10-25 19:44:32,862 INFO L274 CegarLoopResult]: For program point L511(line 511) no Hoare annotation was computed. [2020-10-25 19:44:32,862 INFO L274 CegarLoopResult]: For program point L478(line 478) no Hoare annotation was computed. [2020-10-25 19:44:32,862 INFO L274 CegarLoopResult]: For program point L445(line 445) no Hoare annotation was computed. [2020-10-25 19:44:32,862 INFO L274 CegarLoopResult]: For program point L412(line 412) no Hoare annotation was computed. [2020-10-25 19:44:32,863 INFO L274 CegarLoopResult]: For program point L379(lines 379 392) no Hoare annotation was computed. [2020-10-25 19:44:32,863 INFO L274 CegarLoopResult]: For program point L280(lines 280 392) no Hoare annotation was computed. [2020-10-25 19:44:32,864 INFO L274 CegarLoopResult]: For program point L247(lines 247 392) no Hoare annotation was computed. [2020-10-25 19:44:32,864 INFO L274 CegarLoopResult]: For program point L82(lines 82 392) no Hoare annotation was computed. [2020-10-25 19:44:32,864 INFO L274 CegarLoopResult]: For program point L347(lines 347 392) no Hoare annotation was computed. [2020-10-25 19:44:32,864 INFO L274 CegarLoopResult]: For program point L314(lines 314 392) no Hoare annotation was computed. [2020-10-25 19:44:32,864 INFO L274 CegarLoopResult]: For program point L116(lines 116 392) no Hoare annotation was computed. [2020-10-25 19:44:32,864 INFO L277 CegarLoopResult]: At program point L579(lines 579 596) the Hoare annotation is: true [2020-10-25 19:44:32,865 INFO L274 CegarLoopResult]: For program point L546-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:44:32,865 INFO L274 CegarLoopResult]: For program point L513-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:44:32,865 INFO L274 CegarLoopResult]: For program point L480-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:44:32,865 INFO L274 CegarLoopResult]: For program point L447-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:44:32,865 INFO L274 CegarLoopResult]: For program point L414-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:44:32,865 INFO L274 CegarLoopResult]: For program point L216(lines 216 392) no Hoare annotation was computed. [2020-10-25 19:44:32,866 INFO L274 CegarLoopResult]: For program point L150(lines 150 392) no Hoare annotation was computed. [2020-10-25 19:44:32,866 INFO L274 CegarLoopResult]: For program point L51(lines 51 392) no Hoare annotation was computed. [2020-10-25 19:44:32,866 INFO L274 CegarLoopResult]: For program point L547(line 547) no Hoare annotation was computed. [2020-10-25 19:44:32,866 INFO L274 CegarLoopResult]: For program point L514(line 514) no Hoare annotation was computed. [2020-10-25 19:44:32,866 INFO L274 CegarLoopResult]: For program point L481(line 481) no Hoare annotation was computed. [2020-10-25 19:44:32,866 INFO L274 CegarLoopResult]: For program point L448(line 448) no Hoare annotation was computed. [2020-10-25 19:44:32,867 INFO L274 CegarLoopResult]: For program point L415(line 415) no Hoare annotation was computed. [2020-10-25 19:44:32,867 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-10-25 19:44:32,867 INFO L274 CegarLoopResult]: For program point L86(lines 86 392) no Hoare annotation was computed. [2020-10-25 19:44:32,867 INFO L274 CegarLoopResult]: For program point L549-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:44:32,867 INFO L274 CegarLoopResult]: For program point L516-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:44:32,868 INFO L274 CegarLoopResult]: For program point L483-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:44:32,868 INFO L274 CegarLoopResult]: For program point L450-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:44:32,868 INFO L274 CegarLoopResult]: For program point L384(lines 384 392) no Hoare annotation was computed. [2020-10-25 19:44:32,868 INFO L274 CegarLoopResult]: For program point L417-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:44:32,868 INFO L274 CegarLoopResult]: For program point L318(lines 318 392) no Hoare annotation was computed. [2020-10-25 19:44:32,868 INFO L274 CegarLoopResult]: For program point L252(lines 252 392) no Hoare annotation was computed. [2020-10-25 19:44:32,869 INFO L274 CegarLoopResult]: For program point L550(line 550) no Hoare annotation was computed. [2020-10-25 19:44:32,869 INFO L274 CegarLoopResult]: For program point L517(line 517) no Hoare annotation was computed. [2020-10-25 19:44:32,869 INFO L274 CegarLoopResult]: For program point L484(line 484) no Hoare annotation was computed. [2020-10-25 19:44:32,870 INFO L274 CegarLoopResult]: For program point L451(line 451) no Hoare annotation was computed. [2020-10-25 19:44:32,870 INFO L274 CegarLoopResult]: For program point L418(line 418) no Hoare annotation was computed. [2020-10-25 19:44:32,870 INFO L274 CegarLoopResult]: For program point L220(lines 220 392) no Hoare annotation was computed. [2020-10-25 19:44:32,870 INFO L274 CegarLoopResult]: For program point L154(lines 154 392) no Hoare annotation was computed. [2020-10-25 19:44:32,870 INFO L274 CegarLoopResult]: For program point L121(lines 121 392) no Hoare annotation was computed. [2020-10-25 19:44:32,870 INFO L274 CegarLoopResult]: For program point L320(lines 320 392) no Hoare annotation was computed. [2020-10-25 19:44:32,871 INFO L274 CegarLoopResult]: For program point L188(lines 188 392) no Hoare annotation was computed. [2020-10-25 19:44:32,871 INFO L274 CegarLoopResult]: For program point L56(lines 56 392) no Hoare annotation was computed. [2020-10-25 19:44:32,871 INFO L274 CegarLoopResult]: For program point L552-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:44:32,873 INFO L270 CegarLoopResult]: At program point L585-2(lines 585 595) the Hoare annotation is: (let ((.cse0 (<= ~a17~0 0)) (.cse1 (not (= ~a7~0 1))) (.cse2 (<= 15 ~a8~0)) (.cse3 (= ~a17~0 1))) (or (and .cse0 .cse1 .cse2) (and (= ~a21~0 1) (= ~a12~0 8) (= ~a20~0 1) .cse1 .cse3) (and (<= ~a16~0 5) .cse0) (and .cse1 .cse2 .cse3) (<= ~a8~0 13))) [2020-10-25 19:44:32,873 INFO L274 CegarLoopResult]: For program point L519-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:44:32,873 INFO L274 CegarLoopResult]: For program point L486-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:44:32,873 INFO L274 CegarLoopResult]: For program point L453-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:44:32,873 INFO L274 CegarLoopResult]: For program point L420-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:44:32,874 INFO L274 CegarLoopResult]: For program point L288(lines 288 392) no Hoare annotation was computed. [2020-10-25 19:44:32,874 INFO L274 CegarLoopResult]: For program point L553(line 553) no Hoare annotation was computed. [2020-10-25 19:44:32,874 INFO L274 CegarLoopResult]: For program point L520(line 520) no Hoare annotation was computed. [2020-10-25 19:44:32,874 INFO L274 CegarLoopResult]: For program point L487(line 487) no Hoare annotation was computed. [2020-10-25 19:44:32,874 INFO L274 CegarLoopResult]: For program point L454(line 454) no Hoare annotation was computed. [2020-10-25 19:44:32,874 INFO L274 CegarLoopResult]: For program point L421(line 421) no Hoare annotation was computed. [2020-10-25 19:44:32,875 INFO L274 CegarLoopResult]: For program point L355(lines 355 392) no Hoare annotation was computed. [2020-10-25 19:44:32,875 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-25 19:44:32,875 INFO L274 CegarLoopResult]: For program point L191(lines 191 392) no Hoare annotation was computed. [2020-10-25 19:44:32,875 INFO L274 CegarLoopResult]: For program point L555-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:44:32,875 INFO L274 CegarLoopResult]: For program point L522-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:44:32,875 INFO L274 CegarLoopResult]: For program point L489-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:44:32,876 INFO L274 CegarLoopResult]: For program point L456-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:44:32,876 INFO L274 CegarLoopResult]: For program point L423-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:44:32,876 INFO L274 CegarLoopResult]: For program point L357(lines 357 392) no Hoare annotation was computed. [2020-10-25 19:44:32,876 INFO L274 CegarLoopResult]: For program point L258(lines 258 392) no Hoare annotation was computed. [2020-10-25 19:44:32,876 INFO L274 CegarLoopResult]: For program point L225(lines 225 392) no Hoare annotation was computed. [2020-10-25 19:44:32,876 INFO L274 CegarLoopResult]: For program point L126(lines 126 392) no Hoare annotation was computed. [2020-10-25 19:44:32,877 INFO L274 CegarLoopResult]: For program point L556(line 556) no Hoare annotation was computed. [2020-10-25 19:44:32,877 INFO L274 CegarLoopResult]: For program point L523(line 523) no Hoare annotation was computed. [2020-10-25 19:44:32,877 INFO L274 CegarLoopResult]: For program point L490(line 490) no Hoare annotation was computed. [2020-10-25 19:44:32,877 INFO L274 CegarLoopResult]: For program point L457(line 457) no Hoare annotation was computed. [2020-10-25 19:44:32,877 INFO L274 CegarLoopResult]: For program point L424(line 424) no Hoare annotation was computed. [2020-10-25 19:44:32,878 INFO L274 CegarLoopResult]: For program point L94(lines 94 392) no Hoare annotation was computed. [2020-10-25 19:44:32,878 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-25 19:44:32,878 INFO L274 CegarLoopResult]: For program point L590(line 590) no Hoare annotation was computed. [2020-10-25 19:44:32,878 INFO L274 CegarLoopResult]: For program point L326(lines 326 392) no Hoare annotation was computed. [2020-10-25 19:44:32,878 INFO L274 CegarLoopResult]: For program point L558-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:44:32,878 INFO L274 CegarLoopResult]: For program point L525-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:44:32,879 INFO L274 CegarLoopResult]: For program point L492-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:44:32,879 INFO L274 CegarLoopResult]: For program point L459-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:44:32,879 INFO L274 CegarLoopResult]: For program point L393(lines 393 395) no Hoare annotation was computed. [2020-10-25 19:44:32,879 INFO L274 CegarLoopResult]: For program point L426-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:44:32,879 INFO L274 CegarLoopResult]: For program point L393-2(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:44:32,880 INFO L274 CegarLoopResult]: For program point L294(lines 294 392) no Hoare annotation was computed. [2020-10-25 19:44:32,880 INFO L274 CegarLoopResult]: For program point L162(lines 162 392) no Hoare annotation was computed. [2020-10-25 19:44:32,880 INFO L274 CegarLoopResult]: For program point L559(line 559) no Hoare annotation was computed. [2020-10-25 19:44:32,880 INFO L274 CegarLoopResult]: For program point L526(line 526) no Hoare annotation was computed. [2020-10-25 19:44:32,880 INFO L274 CegarLoopResult]: For program point L493(line 493) no Hoare annotation was computed. [2020-10-25 19:44:32,880 INFO L274 CegarLoopResult]: For program point L460(line 460) no Hoare annotation was computed. [2020-10-25 19:44:32,881 INFO L274 CegarLoopResult]: For program point L427(line 427) no Hoare annotation was computed. [2020-10-25 19:44:32,881 INFO L274 CegarLoopResult]: For program point L394(line 394) no Hoare annotation was computed. [2020-10-25 19:44:32,881 INFO L274 CegarLoopResult]: For program point L196(lines 196 392) no Hoare annotation was computed. [2020-10-25 19:44:32,881 INFO L274 CegarLoopResult]: For program point L64(lines 64 392) no Hoare annotation was computed. [2020-10-25 19:44:32,881 INFO L274 CegarLoopResult]: For program point L263(lines 263 392) no Hoare annotation was computed. [2020-10-25 19:44:32,882 INFO L274 CegarLoopResult]: For program point L131(lines 131 392) no Hoare annotation was computed. [2020-10-25 19:44:32,882 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-10-25 19:44:32,882 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 4) no Hoare annotation was computed. [2020-10-25 19:44:32,882 INFO L274 CegarLoopResult]: For program point L561-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:44:32,882 INFO L274 CegarLoopResult]: For program point L528-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:44:32,883 INFO L274 CegarLoopResult]: For program point L495-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:44:32,883 INFO L274 CegarLoopResult]: For program point L462-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:44:32,886 INFO L274 CegarLoopResult]: For program point L429-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:44:32,886 INFO L274 CegarLoopResult]: For program point L363(lines 363 392) no Hoare annotation was computed. [2020-10-25 19:44:32,886 INFO L274 CegarLoopResult]: For program point L396-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:44:32,886 INFO L274 CegarLoopResult]: For program point L99(lines 99 392) no Hoare annotation was computed. [2020-10-25 19:44:32,887 INFO L274 CegarLoopResult]: For program point L33(lines 33 392) no Hoare annotation was computed. [2020-10-25 19:44:32,887 INFO L274 CegarLoopResult]: For program point L562(line 562) no Hoare annotation was computed. [2020-10-25 19:44:32,887 INFO L274 CegarLoopResult]: For program point L529(line 529) no Hoare annotation was computed. [2020-10-25 19:44:32,887 INFO L274 CegarLoopResult]: For program point L496(line 496) no Hoare annotation was computed. [2020-10-25 19:44:32,887 INFO L274 CegarLoopResult]: For program point L463(line 463) no Hoare annotation was computed. [2020-10-25 19:44:32,888 INFO L274 CegarLoopResult]: For program point L430(line 430) no Hoare annotation was computed. [2020-10-25 19:44:32,888 INFO L274 CegarLoopResult]: For program point L397(line 397) no Hoare annotation was computed. [2020-10-25 19:44:32,888 INFO L274 CegarLoopResult]: For program point L331(lines 331 392) no Hoare annotation was computed. [2020-10-25 19:44:32,888 INFO L274 CegarLoopResult]: For program point L199(lines 199 392) no Hoare annotation was computed. [2020-10-25 19:44:32,888 INFO L274 CegarLoopResult]: For program point L67(lines 67 392) no Hoare annotation was computed. [2020-10-25 19:44:32,889 INFO L274 CegarLoopResult]: For program point L365(lines 365 392) no Hoare annotation was computed. [2020-10-25 19:44:32,889 INFO L274 CegarLoopResult]: For program point L233(lines 233 392) no Hoare annotation was computed. [2020-10-25 19:44:32,889 INFO L274 CegarLoopResult]: For program point L167(lines 167 392) no Hoare annotation was computed. [2020-10-25 19:44:32,928 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.10 07:44:32 BoogieIcfgContainer [2020-10-25 19:44:32,928 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-25 19:44:32,929 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-25 19:44:32,929 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-25 19:44:32,931 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-25 19:44:32,932 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 07:44:22" (3/4) ... [2020-10-25 19:44:32,936 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-10-25 19:44:32,970 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2020-10-25 19:44:32,972 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2020-10-25 19:44:32,974 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-25 19:44:32,975 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-25 19:44:33,207 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-10-25 19:44:33,208 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-25 19:44:33,209 INFO L168 Benchmark]: Toolchain (without parser) took 12915.55 ms. Allocated memory was 50.3 MB in the beginning and 209.7 MB in the end (delta: 159.4 MB). Free memory was 25.3 MB in the beginning and 112.9 MB in the end (delta: -87.6 MB). Peak memory consumption was 74.1 MB. Max. memory is 16.1 GB. [2020-10-25 19:44:33,210 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 39.8 MB. Free memory was 17.8 MB in the beginning and 17.7 MB in the end (delta: 69.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-25 19:44:33,211 INFO L168 Benchmark]: CACSL2BoogieTranslator took 771.41 ms. Allocated memory is still 50.3 MB. Free memory was 24.6 MB in the beginning and 30.5 MB in the end (delta: -5.8 MB). Peak memory consumption was 9.3 MB. Max. memory is 16.1 GB. [2020-10-25 19:44:33,211 INFO L168 Benchmark]: Boogie Procedure Inliner took 97.81 ms. Allocated memory is still 50.3 MB. Free memory was 30.3 MB in the beginning and 24.7 MB in the end (delta: 5.6 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-10-25 19:44:33,212 INFO L168 Benchmark]: Boogie Preprocessor took 80.28 ms. Allocated memory is still 50.3 MB. Free memory was 24.7 MB in the beginning and 20.1 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-10-25 19:44:33,212 INFO L168 Benchmark]: RCFGBuilder took 1473.11 ms. Allocated memory was 50.3 MB in the beginning and 73.4 MB in the end (delta: 23.1 MB). Free memory was 20.1 MB in the beginning and 29.9 MB in the end (delta: -9.8 MB). Peak memory consumption was 18.0 MB. Max. memory is 16.1 GB. [2020-10-25 19:44:33,213 INFO L168 Benchmark]: TraceAbstraction took 10200.05 ms. Allocated memory was 73.4 MB in the beginning and 209.7 MB in the end (delta: 136.3 MB). Free memory was 29.5 MB in the beginning and 128.8 MB in the end (delta: -99.3 MB). Peak memory consumption was 36.2 MB. Max. memory is 16.1 GB. [2020-10-25 19:44:33,213 INFO L168 Benchmark]: Witness Printer took 279.30 ms. Allocated memory is still 209.7 MB. Free memory was 128.8 MB in the beginning and 112.9 MB in the end (delta: 15.9 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2020-10-25 19:44:33,216 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 39.8 MB. Free memory was 17.8 MB in the beginning and 17.7 MB in the end (delta: 69.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 771.41 ms. Allocated memory is still 50.3 MB. Free memory was 24.6 MB in the beginning and 30.5 MB in the end (delta: -5.8 MB). Peak memory consumption was 9.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 97.81 ms. Allocated memory is still 50.3 MB. Free memory was 30.3 MB in the beginning and 24.7 MB in the end (delta: 5.6 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 80.28 ms. Allocated memory is still 50.3 MB. Free memory was 24.7 MB in the beginning and 20.1 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1473.11 ms. Allocated memory was 50.3 MB in the beginning and 73.4 MB in the end (delta: 23.1 MB). Free memory was 20.1 MB in the beginning and 29.9 MB in the end (delta: -9.8 MB). Peak memory consumption was 18.0 MB. Max. memory is 16.1 GB. * TraceAbstraction took 10200.05 ms. Allocated memory was 73.4 MB in the beginning and 209.7 MB in the end (delta: 136.3 MB). Free memory was 29.5 MB in the beginning and 128.8 MB in the end (delta: -99.3 MB). Peak memory consumption was 36.2 MB. Max. memory is 16.1 GB. * Witness Printer took 279.30 ms. Allocated memory is still 209.7 MB. Free memory was 128.8 MB in the beginning and 112.9 MB in the end (delta: 15.9 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 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: 579]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 585]: Loop Invariant Derived loop invariant: (((((a17 <= 0 && !(a7 == 1)) && 15 <= a8) || ((((a21 == 1 && a12 == 8) && a20 == 1) && !(a7 == 1)) && a17 == 1)) || (a16 <= 5 && a17 <= 0)) || ((!(a7 == 1) && 15 <= a8) && a17 == 1)) || a8 <= 13 - InvariantResult [Line: 32]: Loop Invariant Derived loop invariant: (((((a17 <= 0 && !(a7 == 1)) && 15 <= a8) || ((((a21 == 1 && a12 == 8) && a20 == 1) && !(a7 == 1)) && a17 == 1)) || (a16 <= 5 && a17 <= 0)) || ((!(a7 == 1) && 15 <= a8) && a17 == 1)) || a8 <= 13 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 199 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 9.7s, OverallIterations: 7, TraceHistogramMax: 5, AutomataDifference: 6.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 541 SDtfs, 1140 SDslu, 55 SDs, 0 SdLazy, 2872 SolverSat, 628 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 444 GetRequests, 427 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1052occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 7 MinimizatonAttempts, 917 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 28 NumberOfFragments, 101 HoareAnnotationTreeSize, 3 FomulaSimplifications, 800 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 3 FomulaSimplificationsInter, 38 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 1296 NumberOfCodeBlocks, 1296 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 1286 ConstructedInterpolants, 0 QuantifiedInterpolants, 702644 SizeOfPredicates, 3 NumberOfNonLiveVariables, 975 ConjunctsInSsa, 6 ConjunctsInUnsatCore, 10 InterpolantComputations, 7 PerfectInterpolantSequences, 464/473 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...