./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 20ed64ec 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/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.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 1ff58f1cd08001da75715c1cde6622bae00f9b62 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-20ed64e [2021-08-26 10:08:44,350 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-26 10:08:44,352 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-26 10:08:44,390 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-26 10:08:44,391 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-26 10:08:44,394 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-26 10:08:44,395 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-26 10:08:44,399 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-26 10:08:44,401 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-26 10:08:44,405 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-26 10:08:44,406 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-26 10:08:44,407 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-26 10:08:44,407 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-26 10:08:44,409 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-26 10:08:44,410 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-26 10:08:44,415 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-26 10:08:44,416 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-26 10:08:44,417 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-26 10:08:44,418 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-26 10:08:44,420 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-26 10:08:44,423 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-26 10:08:44,423 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-26 10:08:44,425 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-26 10:08:44,425 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-26 10:08:44,429 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-26 10:08:44,429 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-26 10:08:44,429 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-26 10:08:44,430 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-26 10:08:44,430 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-26 10:08:44,431 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-26 10:08:44,431 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-26 10:08:44,432 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-26 10:08:44,433 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-26 10:08:44,433 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-26 10:08:44,434 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-26 10:08:44,435 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-26 10:08:44,435 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-26 10:08:44,435 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-26 10:08:44,435 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-26 10:08:44,437 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-26 10:08:44,437 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-26 10:08:44,440 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-08-26 10:08:44,466 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-26 10:08:44,467 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-26 10:08:44,468 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-26 10:08:44,468 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-26 10:08:44,469 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-26 10:08:44,469 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-26 10:08:44,469 INFO L138 SettingsManager]: * Use SBE=true [2021-08-26 10:08:44,470 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-26 10:08:44,470 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-26 10:08:44,470 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-26 10:08:44,471 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-26 10:08:44,471 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-26 10:08:44,471 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-26 10:08:44,471 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-26 10:08:44,471 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-26 10:08:44,471 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-26 10:08:44,472 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-26 10:08:44,472 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-26 10:08:44,472 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-26 10:08:44,472 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-26 10:08:44,472 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-26 10:08:44,472 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-26 10:08:44,473 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-26 10:08:44,473 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-26 10:08:44,473 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-26 10:08:44,473 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-26 10:08:44,473 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-26 10:08:44,473 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-26 10:08:44,473 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-26 10:08:44,474 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-26 10:08:44,474 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1ff58f1cd08001da75715c1cde6622bae00f9b62 [2021-08-26 10:08:44,713 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-26 10:08:44,746 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-26 10:08:44,747 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-26 10:08:44,748 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-26 10:08:44,748 INFO L275 PluginConnector]: CDTParser initialized [2021-08-26 10:08:44,749 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2021-08-26 10:08:44,781 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d0af4f79/89f4dc33879b482e812d9999a97c1e33/FLAGf4af9f353 [2021-08-26 10:08:45,141 INFO L306 CDTParser]: Found 1 translation units. [2021-08-26 10:08:45,145 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2021-08-26 10:08:45,157 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d0af4f79/89f4dc33879b482e812d9999a97c1e33/FLAGf4af9f353 [2021-08-26 10:08:45,525 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d0af4f79/89f4dc33879b482e812d9999a97c1e33 [2021-08-26 10:08:45,527 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-26 10:08:45,559 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-26 10:08:45,560 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-26 10:08:45,560 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-26 10:08:45,562 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-26 10:08:45,563 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 10:08:45" (1/1) ... [2021-08-26 10:08:45,564 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64bb480 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 10:08:45, skipping insertion in model container [2021-08-26 10:08:45,564 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 10:08:45" (1/1) ... [2021-08-26 10:08:45,568 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-26 10:08:45,607 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-26 10:08:45,802 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[9253,9266] [2021-08-26 10:08:45,868 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[11609,11622] [2021-08-26 10:08:45,933 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-26 10:08:45,945 INFO L203 MainTranslator]: Completed pre-run [2021-08-26 10:08:45,995 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[9253,9266] [2021-08-26 10:08:46,012 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[11609,11622] [2021-08-26 10:08:46,037 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-26 10:08:46,049 INFO L208 MainTranslator]: Completed translation [2021-08-26 10:08:46,049 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 10:08:46 WrapperNode [2021-08-26 10:08:46,049 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-26 10:08:46,050 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-26 10:08:46,050 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-26 10:08:46,050 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-26 10:08:46,055 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 10:08:46" (1/1) ... [2021-08-26 10:08:46,065 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 10:08:46" (1/1) ... [2021-08-26 10:08:46,120 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-26 10:08:46,125 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-26 10:08:46,126 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-26 10:08:46,126 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-26 10:08:46,131 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 10:08:46" (1/1) ... [2021-08-26 10:08:46,132 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 10:08:46" (1/1) ... [2021-08-26 10:08:46,145 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 10:08:46" (1/1) ... [2021-08-26 10:08:46,149 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 10:08:46" (1/1) ... [2021-08-26 10:08:46,170 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 10:08:46" (1/1) ... [2021-08-26 10:08:46,179 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 10:08:46" (1/1) ... [2021-08-26 10:08:46,193 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 10:08:46" (1/1) ... [2021-08-26 10:08:46,201 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-26 10:08:46,202 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-26 10:08:46,202 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-26 10:08:46,202 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-26 10:08:46,203 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 10:08:46" (1/1) ... [2021-08-26 10:08:46,211 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-26 10:08:46,216 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-26 10:08:46,227 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-08-26 10:08:46,246 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-08-26 10:08:46,260 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-26 10:08:46,260 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-26 10:08:46,260 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-26 10:08:46,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-26 10:08:46,920 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-26 10:08:46,921 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-08-26 10:08:46,922 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 10:08:46 BoogieIcfgContainer [2021-08-26 10:08:46,922 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-26 10:08:46,923 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-26 10:08:46,923 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-26 10:08:46,926 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-26 10:08:46,926 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.08 10:08:45" (1/3) ... [2021-08-26 10:08:46,926 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c2cee6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.08 10:08:46, skipping insertion in model container [2021-08-26 10:08:46,926 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 10:08:46" (2/3) ... [2021-08-26 10:08:46,927 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c2cee6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.08 10:08:46, skipping insertion in model container [2021-08-26 10:08:46,927 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 10:08:46" (3/3) ... [2021-08-26 10:08:46,928 INFO L111 eAbstractionObserver]: Analyzing ICFG pals_floodmax.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2021-08-26 10:08:46,931 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-26 10:08:46,931 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-08-26 10:08:46,986 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-08-26 10:08:46,989 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-08-26 10:08:46,989 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-08-26 10:08:47,021 INFO L276 IsEmpty]: Start isEmpty. Operand has 245 states, 242 states have (on average 1.7975206611570247) internal successors, (435), 244 states have internal predecessors, (435), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 10:08:47,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-08-26 10:08:47,027 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 10:08:47,027 INFO L512 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] [2021-08-26 10:08:47,027 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 10:08:47,030 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 10:08:47,030 INFO L82 PathProgramCache]: Analyzing trace with hash -1484652330, now seen corresponding path program 1 times [2021-08-26 10:08:47,052 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 10:08:47,053 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1416581208] [2021-08-26 10:08:47,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 10:08:47,053 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 10:08:47,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 10:08:47,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 10:08:47,489 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 10:08:47,489 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1416581208] [2021-08-26 10:08:47,490 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1416581208] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 10:08:47,490 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 10:08:47,490 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-26 10:08:47,491 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1662720203] [2021-08-26 10:08:47,495 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-26 10:08:47,496 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 10:08:47,506 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-26 10:08:47,507 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-26 10:08:47,510 INFO L87 Difference]: Start difference. First operand has 245 states, 242 states have (on average 1.7975206611570247) internal successors, (435), 244 states have internal predecessors, (435), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 23.0) internal successors, (92), 4 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 10:08:47,666 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 10:08:47,669 INFO L93 Difference]: Finished difference Result 709 states and 1262 transitions. [2021-08-26 10:08:47,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-26 10:08:47,671 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 23.0) internal successors, (92), 4 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2021-08-26 10:08:47,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 10:08:47,681 INFO L225 Difference]: With dead ends: 709 [2021-08-26 10:08:47,683 INFO L226 Difference]: Without dead ends: 467 [2021-08-26 10:08:47,687 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 15.8ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-08-26 10:08:47,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 467 states. [2021-08-26 10:08:47,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 467 to 446. [2021-08-26 10:08:47,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 446 states, 444 states have (on average 1.4639639639639639) internal successors, (650), 445 states have internal predecessors, (650), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 10:08:47,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 446 states and 650 transitions. [2021-08-26 10:08:47,750 INFO L78 Accepts]: Start accepts. Automaton has 446 states and 650 transitions. Word has length 92 [2021-08-26 10:08:47,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 10:08:47,750 INFO L470 AbstractCegarLoop]: Abstraction has 446 states and 650 transitions. [2021-08-26 10:08:47,750 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 23.0) internal successors, (92), 4 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 10:08:47,751 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 650 transitions. [2021-08-26 10:08:47,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-08-26 10:08:47,753 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 10:08:47,754 INFO L512 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] [2021-08-26 10:08:47,754 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-26 10:08:47,754 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 10:08:47,755 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 10:08:47,755 INFO L82 PathProgramCache]: Analyzing trace with hash 1677829578, now seen corresponding path program 1 times [2021-08-26 10:08:47,755 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 10:08:47,755 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [917387415] [2021-08-26 10:08:47,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 10:08:47,755 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 10:08:47,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 10:08:47,799 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 10:08:47,799 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 10:08:47,800 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [917387415] [2021-08-26 10:08:47,800 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [917387415] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 10:08:47,800 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 10:08:47,800 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-26 10:08:47,800 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1774639693] [2021-08-26 10:08:47,801 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-26 10:08:47,801 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 10:08:47,802 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-26 10:08:47,802 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 10:08:47,802 INFO L87 Difference]: Start difference. First operand 446 states and 650 transitions. Second operand has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 10:08:47,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 10:08:47,835 INFO L93 Difference]: Finished difference Result 1300 states and 1888 transitions. [2021-08-26 10:08:47,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-26 10:08:47,835 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 93 [2021-08-26 10:08:47,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 10:08:47,838 INFO L225 Difference]: With dead ends: 1300 [2021-08-26 10:08:47,838 INFO L226 Difference]: Without dead ends: 882 [2021-08-26 10:08:47,840 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.1ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 10:08:47,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 882 states. [2021-08-26 10:08:47,860 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 882 to 448. [2021-08-26 10:08:47,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 448 states, 446 states have (on average 1.4618834080717489) internal successors, (652), 447 states have internal predecessors, (652), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 10:08:47,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 448 states and 652 transitions. [2021-08-26 10:08:47,862 INFO L78 Accepts]: Start accepts. Automaton has 448 states and 652 transitions. Word has length 93 [2021-08-26 10:08:47,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 10:08:47,863 INFO L470 AbstractCegarLoop]: Abstraction has 448 states and 652 transitions. [2021-08-26 10:08:47,863 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 10:08:47,863 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 652 transitions. [2021-08-26 10:08:47,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-08-26 10:08:47,865 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 10:08:47,865 INFO L512 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] [2021-08-26 10:08:47,866 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-26 10:08:47,866 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 10:08:47,866 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 10:08:47,866 INFO L82 PathProgramCache]: Analyzing trace with hash 888900743, now seen corresponding path program 1 times [2021-08-26 10:08:47,867 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 10:08:47,867 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [364173879] [2021-08-26 10:08:47,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 10:08:47,867 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 10:08:47,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 10:08:47,930 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 10:08:47,930 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 10:08:47,931 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [364173879] [2021-08-26 10:08:47,931 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [364173879] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 10:08:47,931 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 10:08:47,931 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-26 10:08:47,931 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1865120612] [2021-08-26 10:08:47,932 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-26 10:08:47,932 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 10:08:47,932 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-26 10:08:47,932 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 10:08:47,933 INFO L87 Difference]: Start difference. First operand 448 states and 652 transitions. Second operand has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 10:08:47,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 10:08:47,975 INFO L93 Difference]: Finished difference Result 1137 states and 1669 transitions. [2021-08-26 10:08:47,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-26 10:08:47,976 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2021-08-26 10:08:47,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 10:08:47,978 INFO L225 Difference]: With dead ends: 1137 [2021-08-26 10:08:47,978 INFO L226 Difference]: Without dead ends: 865 [2021-08-26 10:08:47,979 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.8ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 10:08:47,980 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 865 states. [2021-08-26 10:08:48,000 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 865 to 846. [2021-08-26 10:08:48,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 846 states, 844 states have (on average 1.45260663507109) internal successors, (1226), 845 states have internal predecessors, (1226), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 10:08:48,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 846 states and 1226 transitions. [2021-08-26 10:08:48,003 INFO L78 Accepts]: Start accepts. Automaton has 846 states and 1226 transitions. Word has length 94 [2021-08-26 10:08:48,003 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 10:08:48,004 INFO L470 AbstractCegarLoop]: Abstraction has 846 states and 1226 transitions. [2021-08-26 10:08:48,004 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 10:08:48,004 INFO L276 IsEmpty]: Start isEmpty. Operand 846 states and 1226 transitions. [2021-08-26 10:08:48,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-08-26 10:08:48,006 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 10:08:48,006 INFO L512 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] [2021-08-26 10:08:48,006 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-08-26 10:08:48,006 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 10:08:48,007 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 10:08:48,007 INFO L82 PathProgramCache]: Analyzing trace with hash -590471708, now seen corresponding path program 1 times [2021-08-26 10:08:48,007 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 10:08:48,007 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1984722505] [2021-08-26 10:08:48,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 10:08:48,008 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 10:08:48,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 10:08:48,108 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 10:08:48,109 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 10:08:48,109 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1984722505] [2021-08-26 10:08:48,109 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1984722505] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 10:08:48,109 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 10:08:48,109 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-26 10:08:48,109 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1159970990] [2021-08-26 10:08:48,110 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-26 10:08:48,110 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 10:08:48,110 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-26 10:08:48,110 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-08-26 10:08:48,111 INFO L87 Difference]: Start difference. First operand 846 states and 1226 transitions. Second operand has 5 states, 5 states have (on average 18.8) internal successors, (94), 5 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 10:08:48,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 10:08:48,189 INFO L93 Difference]: Finished difference Result 2301 states and 3341 transitions. [2021-08-26 10:08:48,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-26 10:08:48,190 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 18.8) internal successors, (94), 5 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2021-08-26 10:08:48,190 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 10:08:48,211 INFO L225 Difference]: With dead ends: 2301 [2021-08-26 10:08:48,212 INFO L226 Difference]: Without dead ends: 1469 [2021-08-26 10:08:48,212 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 8.7ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-08-26 10:08:48,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1469 states. [2021-08-26 10:08:48,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1469 to 1455. [2021-08-26 10:08:48,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1455 states, 1453 states have (on average 1.4445973847212663) internal successors, (2099), 1454 states have internal predecessors, (2099), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 10:08:48,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1455 states to 1455 states and 2099 transitions. [2021-08-26 10:08:48,256 INFO L78 Accepts]: Start accepts. Automaton has 1455 states and 2099 transitions. Word has length 94 [2021-08-26 10:08:48,257 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 10:08:48,257 INFO L470 AbstractCegarLoop]: Abstraction has 1455 states and 2099 transitions. [2021-08-26 10:08:48,258 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.8) internal successors, (94), 5 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 10:08:48,258 INFO L276 IsEmpty]: Start isEmpty. Operand 1455 states and 2099 transitions. [2021-08-26 10:08:48,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-08-26 10:08:48,260 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 10:08:48,261 INFO L512 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] [2021-08-26 10:08:48,261 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-08-26 10:08:48,261 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 10:08:48,262 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 10:08:48,262 INFO L82 PathProgramCache]: Analyzing trace with hash 1312120855, now seen corresponding path program 1 times [2021-08-26 10:08:48,262 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 10:08:48,263 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [81766611] [2021-08-26 10:08:48,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 10:08:48,263 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 10:08:48,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 10:08:48,376 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 10:08:48,376 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 10:08:48,376 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [81766611] [2021-08-26 10:08:48,376 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [81766611] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 10:08:48,376 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 10:08:48,376 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-26 10:08:48,377 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [432071852] [2021-08-26 10:08:48,377 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-26 10:08:48,377 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 10:08:48,377 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-26 10:08:48,377 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-26 10:08:48,377 INFO L87 Difference]: Start difference. First operand 1455 states and 2099 transitions. Second operand has 4 states, 4 states have (on average 23.5) internal successors, (94), 4 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 10:08:48,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 10:08:48,541 INFO L93 Difference]: Finished difference Result 4196 states and 6028 transitions. [2021-08-26 10:08:48,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-26 10:08:48,542 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 23.5) internal successors, (94), 4 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2021-08-26 10:08:48,542 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 10:08:48,550 INFO L225 Difference]: With dead ends: 4196 [2021-08-26 10:08:48,550 INFO L226 Difference]: Without dead ends: 2797 [2021-08-26 10:08:48,552 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 24.3ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-08-26 10:08:48,554 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2797 states. [2021-08-26 10:08:48,652 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2797 to 2740. [2021-08-26 10:08:48,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2740 states, 2738 states have (on average 1.4269539810080352) internal successors, (3907), 2739 states have internal predecessors, (3907), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 10:08:48,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2740 states to 2740 states and 3907 transitions. [2021-08-26 10:08:48,662 INFO L78 Accepts]: Start accepts. Automaton has 2740 states and 3907 transitions. Word has length 94 [2021-08-26 10:08:48,662 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 10:08:48,662 INFO L470 AbstractCegarLoop]: Abstraction has 2740 states and 3907 transitions. [2021-08-26 10:08:48,662 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 23.5) internal successors, (94), 4 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 10:08:48,662 INFO L276 IsEmpty]: Start isEmpty. Operand 2740 states and 3907 transitions. [2021-08-26 10:08:48,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-08-26 10:08:48,665 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 10:08:48,665 INFO L512 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] [2021-08-26 10:08:48,665 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-08-26 10:08:48,665 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 10:08:48,665 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 10:08:48,666 INFO L82 PathProgramCache]: Analyzing trace with hash -1914667925, now seen corresponding path program 1 times [2021-08-26 10:08:48,666 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 10:08:48,666 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1301911763] [2021-08-26 10:08:48,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 10:08:48,666 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 10:08:48,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 10:08:48,688 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 10:08:48,688 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 10:08:48,688 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1301911763] [2021-08-26 10:08:48,689 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1301911763] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 10:08:48,689 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 10:08:48,689 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-26 10:08:48,689 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [198622144] [2021-08-26 10:08:48,689 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-26 10:08:48,689 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 10:08:48,690 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-26 10:08:48,690 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 10:08:48,690 INFO L87 Difference]: Start difference. First operand 2740 states and 3907 transitions. Second operand has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 10:08:48,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 10:08:48,878 INFO L93 Difference]: Finished difference Result 8068 states and 11488 transitions. [2021-08-26 10:08:48,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-26 10:08:48,878 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 95 [2021-08-26 10:08:48,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 10:08:48,897 INFO L225 Difference]: With dead ends: 8068 [2021-08-26 10:08:48,897 INFO L226 Difference]: Without dead ends: 5419 [2021-08-26 10:08:48,902 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.8ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 10:08:48,906 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5419 states. [2021-08-26 10:08:49,024 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5419 to 2750. [2021-08-26 10:08:49,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2750 states, 2748 states have (on average 1.4254002911208152) internal successors, (3917), 2749 states have internal predecessors, (3917), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 10:08:49,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2750 states to 2750 states and 3917 transitions. [2021-08-26 10:08:49,033 INFO L78 Accepts]: Start accepts. Automaton has 2750 states and 3917 transitions. Word has length 95 [2021-08-26 10:08:49,034 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 10:08:49,034 INFO L470 AbstractCegarLoop]: Abstraction has 2750 states and 3917 transitions. [2021-08-26 10:08:49,034 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 10:08:49,034 INFO L276 IsEmpty]: Start isEmpty. Operand 2750 states and 3917 transitions. [2021-08-26 10:08:49,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-08-26 10:08:49,037 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 10:08:49,037 INFO L512 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] [2021-08-26 10:08:49,037 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-08-26 10:08:49,037 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 10:08:49,037 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 10:08:49,038 INFO L82 PathProgramCache]: Analyzing trace with hash 2115195864, now seen corresponding path program 1 times [2021-08-26 10:08:49,038 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 10:08:49,041 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1669829582] [2021-08-26 10:08:49,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 10:08:49,042 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 10:08:49,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 10:08:49,137 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 10:08:49,138 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 10:08:49,138 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1669829582] [2021-08-26 10:08:49,138 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1669829582] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 10:08:49,138 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 10:08:49,138 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-26 10:08:49,138 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [187716655] [2021-08-26 10:08:49,139 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-26 10:08:49,139 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 10:08:49,139 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-26 10:08:49,139 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-26 10:08:49,140 INFO L87 Difference]: Start difference. First operand 2750 states and 3917 transitions. Second operand has 4 states, 4 states have (on average 24.0) internal successors, (96), 4 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 10:08:49,390 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 10:08:49,390 INFO L93 Difference]: Finished difference Result 7850 states and 11168 transitions. [2021-08-26 10:08:49,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-26 10:08:49,391 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 24.0) internal successors, (96), 4 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 96 [2021-08-26 10:08:49,392 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 10:08:49,405 INFO L225 Difference]: With dead ends: 7850 [2021-08-26 10:08:49,405 INFO L226 Difference]: Without dead ends: 5201 [2021-08-26 10:08:49,408 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 8.7ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-08-26 10:08:49,411 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5201 states. [2021-08-26 10:08:49,591 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5201 to 5144. [2021-08-26 10:08:49,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5144 states, 5142 states have (on average 1.4097627382341502) internal successors, (7249), 5143 states have internal predecessors, (7249), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 10:08:49,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5144 states to 5144 states and 7249 transitions. [2021-08-26 10:08:49,610 INFO L78 Accepts]: Start accepts. Automaton has 5144 states and 7249 transitions. Word has length 96 [2021-08-26 10:08:49,611 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 10:08:49,611 INFO L470 AbstractCegarLoop]: Abstraction has 5144 states and 7249 transitions. [2021-08-26 10:08:49,611 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 24.0) internal successors, (96), 4 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 10:08:49,611 INFO L276 IsEmpty]: Start isEmpty. Operand 5144 states and 7249 transitions. [2021-08-26 10:08:49,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-08-26 10:08:49,617 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 10:08:49,617 INFO L512 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] [2021-08-26 10:08:49,617 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-08-26 10:08:49,617 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 10:08:49,618 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 10:08:49,618 INFO L82 PathProgramCache]: Analyzing trace with hash -1669939316, now seen corresponding path program 1 times [2021-08-26 10:08:49,618 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 10:08:49,618 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [442298042] [2021-08-26 10:08:49,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 10:08:49,619 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 10:08:49,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 10:08:49,647 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 10:08:49,648 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 10:08:49,648 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [442298042] [2021-08-26 10:08:49,648 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [442298042] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 10:08:49,648 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 10:08:49,648 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-26 10:08:49,648 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [148597968] [2021-08-26 10:08:49,649 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-26 10:08:49,649 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 10:08:49,649 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-26 10:08:49,649 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 10:08:49,650 INFO L87 Difference]: Start difference. First operand 5144 states and 7249 transitions. Second operand has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 10:08:49,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 10:08:49,926 INFO L93 Difference]: Finished difference Result 14294 states and 20305 transitions. [2021-08-26 10:08:49,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-26 10:08:49,927 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 97 [2021-08-26 10:08:49,927 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 10:08:49,967 INFO L225 Difference]: With dead ends: 14294 [2021-08-26 10:08:49,967 INFO L226 Difference]: Without dead ends: 10013 [2021-08-26 10:08:49,989 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.8ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 10:08:49,995 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10013 states. [2021-08-26 10:08:50,504 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10013 to 5164. [2021-08-26 10:08:50,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5164 states, 5162 states have (on average 1.408175125920186) internal successors, (7269), 5163 states have internal predecessors, (7269), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 10:08:50,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5164 states to 5164 states and 7269 transitions. [2021-08-26 10:08:50,536 INFO L78 Accepts]: Start accepts. Automaton has 5164 states and 7269 transitions. Word has length 97 [2021-08-26 10:08:50,536 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 10:08:50,536 INFO L470 AbstractCegarLoop]: Abstraction has 5164 states and 7269 transitions. [2021-08-26 10:08:50,537 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 10:08:50,537 INFO L276 IsEmpty]: Start isEmpty. Operand 5164 states and 7269 transitions. [2021-08-26 10:08:50,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-08-26 10:08:50,556 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 10:08:50,556 INFO L512 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] [2021-08-26 10:08:50,556 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-08-26 10:08:50,556 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 10:08:50,557 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 10:08:50,557 INFO L82 PathProgramCache]: Analyzing trace with hash 325317934, now seen corresponding path program 1 times [2021-08-26 10:08:50,557 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 10:08:50,557 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1386053441] [2021-08-26 10:08:50,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 10:08:50,557 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 10:08:50,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 10:08:50,682 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 10:08:50,682 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 10:08:50,682 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1386053441] [2021-08-26 10:08:50,682 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1386053441] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 10:08:50,682 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 10:08:50,682 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-26 10:08:50,683 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [268765800] [2021-08-26 10:08:50,683 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-26 10:08:50,684 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 10:08:50,684 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-26 10:08:50,684 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-08-26 10:08:50,687 INFO L87 Difference]: Start difference. First operand 5164 states and 7269 transitions. Second operand has 5 states, 5 states have (on average 19.6) internal successors, (98), 5 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 10:08:51,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 10:08:51,061 INFO L93 Difference]: Finished difference Result 10932 states and 15205 transitions. [2021-08-26 10:08:51,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-26 10:08:51,065 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 19.6) internal successors, (98), 5 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2021-08-26 10:08:51,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 10:08:51,073 INFO L225 Difference]: With dead ends: 10932 [2021-08-26 10:08:51,073 INFO L226 Difference]: Without dead ends: 5993 [2021-08-26 10:08:51,093 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 10.2ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-08-26 10:08:51,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5993 states. [2021-08-26 10:08:51,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5993 to 5636. [2021-08-26 10:08:51,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5636 states, 5634 states have (on average 1.3826766063187788) internal successors, (7790), 5635 states have internal predecessors, (7790), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 10:08:51,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5636 states to 5636 states and 7790 transitions. [2021-08-26 10:08:51,295 INFO L78 Accepts]: Start accepts. Automaton has 5636 states and 7790 transitions. Word has length 98 [2021-08-26 10:08:51,295 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 10:08:51,296 INFO L470 AbstractCegarLoop]: Abstraction has 5636 states and 7790 transitions. [2021-08-26 10:08:51,296 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 19.6) internal successors, (98), 5 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 10:08:51,296 INFO L276 IsEmpty]: Start isEmpty. Operand 5636 states and 7790 transitions. [2021-08-26 10:08:51,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-08-26 10:08:51,302 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 10:08:51,302 INFO L512 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] [2021-08-26 10:08:51,303 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-08-26 10:08:51,303 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 10:08:51,304 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 10:08:51,304 INFO L82 PathProgramCache]: Analyzing trace with hash 74390553, now seen corresponding path program 1 times [2021-08-26 10:08:51,304 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 10:08:51,304 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2090215736] [2021-08-26 10:08:51,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 10:08:51,304 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 10:08:51,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 10:08:51,369 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 10:08:51,369 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 10:08:51,369 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2090215736] [2021-08-26 10:08:51,370 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2090215736] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 10:08:51,370 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 10:08:51,370 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-26 10:08:51,370 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1649743507] [2021-08-26 10:08:51,370 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-26 10:08:51,370 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 10:08:51,371 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-26 10:08:51,371 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-26 10:08:51,371 INFO L87 Difference]: Start difference. First operand 5636 states and 7790 transitions. Second operand has 4 states, 4 states have (on average 24.5) internal successors, (98), 4 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 10:08:51,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 10:08:51,565 INFO L93 Difference]: Finished difference Result 9097 states and 12587 transitions. [2021-08-26 10:08:51,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-26 10:08:51,566 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 24.5) internal successors, (98), 4 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2021-08-26 10:08:51,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 10:08:51,575 INFO L225 Difference]: With dead ends: 9097 [2021-08-26 10:08:51,575 INFO L226 Difference]: Without dead ends: 3630 [2021-08-26 10:08:51,580 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 8.5ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-08-26 10:08:51,582 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3630 states. [2021-08-26 10:08:51,707 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3630 to 3630. [2021-08-26 10:08:51,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3630 states, 3628 states have (on average 1.3756890848952592) internal successors, (4991), 3629 states have internal predecessors, (4991), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 10:08:51,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3630 states to 3630 states and 4991 transitions. [2021-08-26 10:08:51,720 INFO L78 Accepts]: Start accepts. Automaton has 3630 states and 4991 transitions. Word has length 98 [2021-08-26 10:08:51,721 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 10:08:51,721 INFO L470 AbstractCegarLoop]: Abstraction has 3630 states and 4991 transitions. [2021-08-26 10:08:51,721 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 24.5) internal successors, (98), 4 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 10:08:51,721 INFO L276 IsEmpty]: Start isEmpty. Operand 3630 states and 4991 transitions. [2021-08-26 10:08:51,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-08-26 10:08:51,725 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 10:08:51,725 INFO L512 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, 1, 1] [2021-08-26 10:08:51,726 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-08-26 10:08:51,726 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 10:08:51,726 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 10:08:51,727 INFO L82 PathProgramCache]: Analyzing trace with hash -703201021, now seen corresponding path program 1 times [2021-08-26 10:08:51,727 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 10:08:51,728 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2106059827] [2021-08-26 10:08:51,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 10:08:51,729 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 10:08:51,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 10:08:51,775 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 10:08:51,776 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 10:08:51,776 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2106059827] [2021-08-26 10:08:51,776 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2106059827] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 10:08:51,776 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 10:08:51,776 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-26 10:08:51,776 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1383323349] [2021-08-26 10:08:51,777 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-26 10:08:51,777 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 10:08:51,777 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-26 10:08:51,778 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 10:08:51,778 INFO L87 Difference]: Start difference. First operand 3630 states and 4991 transitions. Second operand has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 10:08:52,057 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 10:08:52,058 INFO L93 Difference]: Finished difference Result 8980 states and 12630 transitions. [2021-08-26 10:08:52,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-26 10:08:52,059 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 102 [2021-08-26 10:08:52,059 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 10:08:52,071 INFO L225 Difference]: With dead ends: 8980 [2021-08-26 10:08:52,072 INFO L226 Difference]: Without dead ends: 6655 [2021-08-26 10:08:52,076 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.9ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 10:08:52,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6655 states. [2021-08-26 10:08:52,364 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6655 to 6643. [2021-08-26 10:08:52,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6643 states, 6641 states have (on average 1.3720825176931184) internal successors, (9112), 6642 states have internal predecessors, (9112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 10:08:52,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6643 states to 6643 states and 9112 transitions. [2021-08-26 10:08:52,388 INFO L78 Accepts]: Start accepts. Automaton has 6643 states and 9112 transitions. Word has length 102 [2021-08-26 10:08:52,388 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 10:08:52,388 INFO L470 AbstractCegarLoop]: Abstraction has 6643 states and 9112 transitions. [2021-08-26 10:08:52,388 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 10:08:52,389 INFO L276 IsEmpty]: Start isEmpty. Operand 6643 states and 9112 transitions. [2021-08-26 10:08:52,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-08-26 10:08:52,397 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 10:08:52,397 INFO L512 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, 1, 1] [2021-08-26 10:08:52,397 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-08-26 10:08:52,397 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 10:08:52,398 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 10:08:52,398 INFO L82 PathProgramCache]: Analyzing trace with hash 2006669472, now seen corresponding path program 1 times [2021-08-26 10:08:52,398 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 10:08:52,398 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [309699739] [2021-08-26 10:08:52,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 10:08:52,399 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 10:08:52,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 10:08:52,469 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 10:08:52,469 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 10:08:52,469 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [309699739] [2021-08-26 10:08:52,469 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [309699739] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 10:08:52,470 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 10:08:52,470 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-26 10:08:52,470 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [321176946] [2021-08-26 10:08:52,470 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-26 10:08:52,471 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 10:08:52,471 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-26 10:08:52,471 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-26 10:08:52,471 INFO L87 Difference]: Start difference. First operand 6643 states and 9112 transitions. Second operand has 4 states, 4 states have (on average 25.5) internal successors, (102), 4 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 10:08:52,709 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 10:08:52,709 INFO L93 Difference]: Finished difference Result 9924 states and 13780 transitions. [2021-08-26 10:08:52,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-26 10:08:52,710 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 25.5) internal successors, (102), 4 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 102 [2021-08-26 10:08:52,710 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 10:08:52,718 INFO L225 Difference]: With dead ends: 9924 [2021-08-26 10:08:52,719 INFO L226 Difference]: Without dead ends: 5325 [2021-08-26 10:08:52,724 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 8.2ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-08-26 10:08:52,727 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5325 states. [2021-08-26 10:08:52,966 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5325 to 5325. [2021-08-26 10:08:52,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5325 states, 5323 states have (on average 1.3723464211910577) internal successors, (7305), 5324 states have internal predecessors, (7305), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 10:08:52,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5325 states to 5325 states and 7305 transitions. [2021-08-26 10:08:52,978 INFO L78 Accepts]: Start accepts. Automaton has 5325 states and 7305 transitions. Word has length 102 [2021-08-26 10:08:52,979 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 10:08:52,979 INFO L470 AbstractCegarLoop]: Abstraction has 5325 states and 7305 transitions. [2021-08-26 10:08:52,979 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 25.5) internal successors, (102), 4 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 10:08:52,979 INFO L276 IsEmpty]: Start isEmpty. Operand 5325 states and 7305 transitions. [2021-08-26 10:08:52,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-08-26 10:08:52,983 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 10:08:52,983 INFO L512 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, 1, 1, 1, 1] [2021-08-26 10:08:52,984 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-08-26 10:08:52,984 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 10:08:52,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 10:08:52,984 INFO L82 PathProgramCache]: Analyzing trace with hash -1393004470, now seen corresponding path program 1 times [2021-08-26 10:08:52,984 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 10:08:52,985 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [130318280] [2021-08-26 10:08:52,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 10:08:52,985 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 10:08:52,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 10:08:53,017 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 10:08:53,018 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 10:08:53,018 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [130318280] [2021-08-26 10:08:53,018 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [130318280] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 10:08:53,018 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 10:08:53,018 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-26 10:08:53,018 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [454812739] [2021-08-26 10:08:53,019 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-26 10:08:53,019 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 10:08:53,019 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-26 10:08:53,020 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 10:08:53,020 INFO L87 Difference]: Start difference. First operand 5325 states and 7305 transitions. Second operand has 3 states, 3 states have (on average 34.666666666666664) internal successors, (104), 3 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 10:08:53,578 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 10:08:53,578 INFO L93 Difference]: Finished difference Result 12896 states and 18305 transitions. [2021-08-26 10:08:53,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-26 10:08:53,579 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.666666666666664) internal successors, (104), 3 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2021-08-26 10:08:53,579 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 10:08:53,590 INFO L225 Difference]: With dead ends: 12896 [2021-08-26 10:08:53,591 INFO L226 Difference]: Without dead ends: 9609 [2021-08-26 10:08:53,594 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 10:08:53,599 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9609 states. [2021-08-26 10:08:53,894 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9609 to 9541. [2021-08-26 10:08:53,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9541 states, 9539 states have (on average 1.3891393227801656) internal successors, (13251), 9540 states have internal predecessors, (13251), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 10:08:53,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9541 states to 9541 states and 13251 transitions. [2021-08-26 10:08:53,914 INFO L78 Accepts]: Start accepts. Automaton has 9541 states and 13251 transitions. Word has length 104 [2021-08-26 10:08:53,914 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 10:08:53,914 INFO L470 AbstractCegarLoop]: Abstraction has 9541 states and 13251 transitions. [2021-08-26 10:08:53,915 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.666666666666664) internal successors, (104), 3 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 10:08:53,915 INFO L276 IsEmpty]: Start isEmpty. Operand 9541 states and 13251 transitions. [2021-08-26 10:08:53,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-08-26 10:08:53,921 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 10:08:53,921 INFO L512 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, 1, 1, 1, 1] [2021-08-26 10:08:53,921 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-08-26 10:08:53,921 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 10:08:53,922 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 10:08:53,922 INFO L82 PathProgramCache]: Analyzing trace with hash -180903323, now seen corresponding path program 1 times [2021-08-26 10:08:53,922 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 10:08:53,922 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [674739091] [2021-08-26 10:08:53,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 10:08:53,922 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 10:08:53,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 10:08:53,976 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 10:08:53,976 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 10:08:53,976 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [674739091] [2021-08-26 10:08:53,977 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [674739091] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 10:08:53,977 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 10:08:53,977 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-26 10:08:53,977 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1390265785] [2021-08-26 10:08:53,977 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-26 10:08:53,977 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 10:08:53,978 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-26 10:08:53,978 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-26 10:08:53,978 INFO L87 Difference]: Start difference. First operand 9541 states and 13251 transitions. Second operand has 4 states, 4 states have (on average 26.0) internal successors, (104), 4 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 10:08:54,301 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 10:08:54,301 INFO L93 Difference]: Finished difference Result 16852 states and 23358 transitions. [2021-08-26 10:08:54,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-26 10:08:54,302 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 26.0) internal successors, (104), 4 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2021-08-26 10:08:54,303 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 10:08:54,314 INFO L225 Difference]: With dead ends: 16852 [2021-08-26 10:08:54,314 INFO L226 Difference]: Without dead ends: 7369 [2021-08-26 10:08:54,323 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 7.7ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-08-26 10:08:54,326 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7369 states. [2021-08-26 10:08:54,569 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7369 to 7369. [2021-08-26 10:08:54,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7369 states, 7367 states have (on average 1.3818379258857065) internal successors, (10180), 7368 states have internal predecessors, (10180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 10:08:54,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7369 states to 7369 states and 10180 transitions. [2021-08-26 10:08:54,581 INFO L78 Accepts]: Start accepts. Automaton has 7369 states and 10180 transitions. Word has length 104 [2021-08-26 10:08:54,581 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 10:08:54,581 INFO L470 AbstractCegarLoop]: Abstraction has 7369 states and 10180 transitions. [2021-08-26 10:08:54,582 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 26.0) internal successors, (104), 4 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 10:08:54,582 INFO L276 IsEmpty]: Start isEmpty. Operand 7369 states and 10180 transitions. [2021-08-26 10:08:54,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-08-26 10:08:54,587 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 10:08:54,587 INFO L512 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, 1, 1, 1, 1, 1, 1] [2021-08-26 10:08:54,587 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-08-26 10:08:54,587 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 10:08:54,588 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 10:08:54,588 INFO L82 PathProgramCache]: Analyzing trace with hash -1251677185, now seen corresponding path program 1 times [2021-08-26 10:08:54,588 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 10:08:54,588 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1764539211] [2021-08-26 10:08:54,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 10:08:54,588 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 10:08:54,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 10:08:54,628 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 10:08:54,628 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 10:08:54,628 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1764539211] [2021-08-26 10:08:54,628 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1764539211] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 10:08:54,629 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 10:08:54,629 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-26 10:08:54,629 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1650670287] [2021-08-26 10:08:54,629 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-26 10:08:54,629 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 10:08:54,629 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-26 10:08:54,630 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-26 10:08:54,630 INFO L87 Difference]: Start difference. First operand 7369 states and 10180 transitions. Second operand has 5 states, 5 states have (on average 21.2) internal successors, (106), 4 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 10:08:55,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 10:08:55,050 INFO L93 Difference]: Finished difference Result 12802 states and 17906 transitions. [2021-08-26 10:08:55,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-26 10:08:55,050 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 21.2) internal successors, (106), 4 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 106 [2021-08-26 10:08:55,050 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 10:08:55,057 INFO L225 Difference]: With dead ends: 12802 [2021-08-26 10:08:55,057 INFO L226 Difference]: Without dead ends: 7369 [2021-08-26 10:08:55,061 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 16.0ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-08-26 10:08:55,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7369 states. [2021-08-26 10:08:55,314 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7369 to 7369. [2021-08-26 10:08:55,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7369 states, 7367 states have (on average 1.36554907017782) internal successors, (10060), 7368 states have internal predecessors, (10060), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 10:08:55,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7369 states to 7369 states and 10060 transitions. [2021-08-26 10:08:55,326 INFO L78 Accepts]: Start accepts. Automaton has 7369 states and 10060 transitions. Word has length 106 [2021-08-26 10:08:55,327 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 10:08:55,327 INFO L470 AbstractCegarLoop]: Abstraction has 7369 states and 10060 transitions. [2021-08-26 10:08:55,327 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 21.2) internal successors, (106), 4 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 10:08:55,327 INFO L276 IsEmpty]: Start isEmpty. Operand 7369 states and 10060 transitions. [2021-08-26 10:08:55,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-08-26 10:08:55,331 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 10:08:55,331 INFO L512 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, 1, 1, 1, 1, 1, 1] [2021-08-26 10:08:55,332 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-08-26 10:08:55,332 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 10:08:55,332 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 10:08:55,332 INFO L82 PathProgramCache]: Analyzing trace with hash 1077781412, now seen corresponding path program 1 times [2021-08-26 10:08:55,332 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 10:08:55,332 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [828365117] [2021-08-26 10:08:55,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 10:08:55,333 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 10:08:55,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 10:08:55,454 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 10:08:55,454 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 10:08:55,454 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [828365117] [2021-08-26 10:08:55,456 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [828365117] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 10:08:55,456 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 10:08:55,456 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-08-26 10:08:55,456 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1090179865] [2021-08-26 10:08:55,456 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-08-26 10:08:55,456 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 10:08:55,457 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-08-26 10:08:55,457 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-08-26 10:08:55,457 INFO L87 Difference]: Start difference. First operand 7369 states and 10060 transitions. Second operand has 8 states, 8 states have (on average 13.25) internal successors, (106), 8 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 10:08:55,852 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 10:08:55,853 INFO L93 Difference]: Finished difference Result 10949 states and 15679 transitions. [2021-08-26 10:08:55,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-26 10:08:55,854 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 13.25) internal successors, (106), 8 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 106 [2021-08-26 10:08:55,854 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 10:08:55,860 INFO L225 Difference]: With dead ends: 10949 [2021-08-26 10:08:55,860 INFO L226 Difference]: Without dead ends: 7441 [2021-08-26 10:08:55,864 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 37.8ms TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2021-08-26 10:08:55,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7441 states. [2021-08-26 10:08:56,239 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7441 to 7441. [2021-08-26 10:08:56,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7441 states, 7439 states have (on average 1.3577093695389164) internal successors, (10100), 7440 states have internal predecessors, (10100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 10:08:56,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7441 states to 7441 states and 10100 transitions. [2021-08-26 10:08:56,254 INFO L78 Accepts]: Start accepts. Automaton has 7441 states and 10100 transitions. Word has length 106 [2021-08-26 10:08:56,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 10:08:56,255 INFO L470 AbstractCegarLoop]: Abstraction has 7441 states and 10100 transitions. [2021-08-26 10:08:56,255 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 13.25) internal successors, (106), 8 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 10:08:56,255 INFO L276 IsEmpty]: Start isEmpty. Operand 7441 states and 10100 transitions. [2021-08-26 10:08:56,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-08-26 10:08:56,260 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 10:08:56,260 INFO L512 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, 1, 1, 1, 1, 1, 1] [2021-08-26 10:08:56,260 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-08-26 10:08:56,260 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 10:08:56,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 10:08:56,261 INFO L82 PathProgramCache]: Analyzing trace with hash -1007618748, now seen corresponding path program 1 times [2021-08-26 10:08:56,261 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 10:08:56,261 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [835053633] [2021-08-26 10:08:56,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 10:08:56,261 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 10:08:56,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 10:08:56,356 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 10:08:56,356 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 10:08:56,356 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [835053633] [2021-08-26 10:08:56,356 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [835053633] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 10:08:56,357 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 10:08:56,357 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-26 10:08:56,357 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1834146300] [2021-08-26 10:08:56,357 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-26 10:08:56,358 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 10:08:56,358 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-26 10:08:56,358 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-26 10:08:56,358 INFO L87 Difference]: Start difference. First operand 7441 states and 10100 transitions. Second operand has 4 states, 4 states have (on average 26.5) internal successors, (106), 4 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 10:08:56,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 10:08:56,797 INFO L93 Difference]: Finished difference Result 14045 states and 19028 transitions. [2021-08-26 10:08:56,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-26 10:08:56,797 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 26.5) internal successors, (106), 4 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 106 [2021-08-26 10:08:56,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 10:08:56,805 INFO L225 Difference]: With dead ends: 14045 [2021-08-26 10:08:56,805 INFO L226 Difference]: Without dead ends: 6934 [2021-08-26 10:08:56,812 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 9.6ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-08-26 10:08:56,815 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6934 states. [2021-08-26 10:08:57,177 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6934 to 6788. [2021-08-26 10:08:57,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6788 states, 6786 states have (on average 1.3449749484232243) internal successors, (9127), 6787 states have internal predecessors, (9127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 10:08:57,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6788 states to 6788 states and 9127 transitions. [2021-08-26 10:08:57,191 INFO L78 Accepts]: Start accepts. Automaton has 6788 states and 9127 transitions. Word has length 106 [2021-08-26 10:08:57,191 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 10:08:57,192 INFO L470 AbstractCegarLoop]: Abstraction has 6788 states and 9127 transitions. [2021-08-26 10:08:57,192 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 26.5) internal successors, (106), 4 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 10:08:57,192 INFO L276 IsEmpty]: Start isEmpty. Operand 6788 states and 9127 transitions. [2021-08-26 10:08:57,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-08-26 10:08:57,196 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 10:08:57,197 INFO L512 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, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 10:08:57,197 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-08-26 10:08:57,197 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 10:08:57,197 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 10:08:57,197 INFO L82 PathProgramCache]: Analyzing trace with hash -273511900, now seen corresponding path program 1 times [2021-08-26 10:08:57,197 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 10:08:57,198 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1163460055] [2021-08-26 10:08:57,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 10:08:57,198 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 10:08:57,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 10:08:57,252 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 10:08:57,253 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 10:08:57,253 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1163460055] [2021-08-26 10:08:57,253 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1163460055] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 10:08:57,253 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 10:08:57,253 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-26 10:08:57,253 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1691597738] [2021-08-26 10:08:57,253 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-26 10:08:57,253 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 10:08:57,254 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-26 10:08:57,254 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-26 10:08:57,254 INFO L87 Difference]: Start difference. First operand 6788 states and 9127 transitions. Second operand has 4 states, 4 states have (on average 27.0) internal successors, (108), 4 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 10:08:57,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 10:08:57,569 INFO L93 Difference]: Finished difference Result 9283 states and 12564 transitions. [2021-08-26 10:08:57,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-26 10:08:57,569 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 27.0) internal successors, (108), 4 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 108 [2021-08-26 10:08:57,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 10:08:57,574 INFO L225 Difference]: With dead ends: 9283 [2021-08-26 10:08:57,574 INFO L226 Difference]: Without dead ends: 5887 [2021-08-26 10:08:57,578 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 7.8ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-08-26 10:08:57,580 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5887 states. [2021-08-26 10:08:57,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5887 to 5887. [2021-08-26 10:08:57,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5887 states, 5885 states have (on average 1.3432455395072218) internal successors, (7905), 5886 states have internal predecessors, (7905), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 10:08:57,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5887 states to 5887 states and 7905 transitions. [2021-08-26 10:08:57,801 INFO L78 Accepts]: Start accepts. Automaton has 5887 states and 7905 transitions. Word has length 108 [2021-08-26 10:08:57,801 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 10:08:57,801 INFO L470 AbstractCegarLoop]: Abstraction has 5887 states and 7905 transitions. [2021-08-26 10:08:57,802 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 27.0) internal successors, (108), 4 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 10:08:57,802 INFO L276 IsEmpty]: Start isEmpty. Operand 5887 states and 7905 transitions. [2021-08-26 10:08:57,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-08-26 10:08:57,805 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 10:08:57,806 INFO L512 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 10:08:57,806 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-08-26 10:08:57,806 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 10:08:57,806 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 10:08:57,806 INFO L82 PathProgramCache]: Analyzing trace with hash -2116780850, now seen corresponding path program 1 times [2021-08-26 10:08:57,806 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 10:08:57,806 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1903988741] [2021-08-26 10:08:57,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 10:08:57,807 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 10:08:57,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 10:08:57,848 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 10:08:57,849 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 10:08:57,849 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1903988741] [2021-08-26 10:08:57,849 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1903988741] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 10:08:57,849 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 10:08:57,849 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-26 10:08:57,849 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1609418730] [2021-08-26 10:08:57,850 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-26 10:08:57,850 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 10:08:57,850 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-26 10:08:57,851 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-26 10:08:57,851 INFO L87 Difference]: Start difference. First operand 5887 states and 7905 transitions. Second operand has 5 states, 5 states have (on average 22.0) internal successors, (110), 4 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 10:08:58,119 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 10:08:58,119 INFO L93 Difference]: Finished difference Result 9485 states and 13155 transitions. [2021-08-26 10:08:58,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-26 10:08:58,120 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 22.0) internal successors, (110), 4 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 110 [2021-08-26 10:08:58,120 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 10:08:58,124 INFO L225 Difference]: With dead ends: 9485 [2021-08-26 10:08:58,124 INFO L226 Difference]: Without dead ends: 5003 [2021-08-26 10:08:58,127 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 15.6ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-08-26 10:08:58,129 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5003 states. [2021-08-26 10:08:58,258 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5003 to 3382. [2021-08-26 10:08:58,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3382 states, 3380 states have (on average 1.3068047337278106) internal successors, (4417), 3381 states have internal predecessors, (4417), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 10:08:58,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3382 states to 3382 states and 4417 transitions. [2021-08-26 10:08:58,263 INFO L78 Accepts]: Start accepts. Automaton has 3382 states and 4417 transitions. Word has length 110 [2021-08-26 10:08:58,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 10:08:58,263 INFO L470 AbstractCegarLoop]: Abstraction has 3382 states and 4417 transitions. [2021-08-26 10:08:58,263 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 22.0) internal successors, (110), 4 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 10:08:58,263 INFO L276 IsEmpty]: Start isEmpty. Operand 3382 states and 4417 transitions. [2021-08-26 10:08:58,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-08-26 10:08:58,265 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 10:08:58,266 INFO L512 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 10:08:58,266 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-08-26 10:08:58,266 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 10:08:58,266 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 10:08:58,266 INFO L82 PathProgramCache]: Analyzing trace with hash 876136019, now seen corresponding path program 1 times [2021-08-26 10:08:58,266 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 10:08:58,266 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1043954599] [2021-08-26 10:08:58,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 10:08:58,267 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 10:08:58,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-26 10:08:58,298 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-26 10:08:58,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-26 10:08:58,368 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-26 10:08:58,369 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-08-26 10:08:58,369 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-26 10:08:58,370 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-08-26 10:08:58,371 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-08-26 10:08:58,374 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-08-26 10:08:58,527 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.08 10:08:58 BoogieIcfgContainer [2021-08-26 10:08:58,527 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-26 10:08:58,528 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-08-26 10:08:58,528 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-08-26 10:08:58,528 INFO L275 PluginConnector]: Witness Printer initialized [2021-08-26 10:08:58,529 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 10:08:46" (3/4) ... [2021-08-26 10:08:58,530 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-08-26 10:08:58,645 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-08-26 10:08:58,645 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-08-26 10:08:58,646 INFO L168 Benchmark]: Toolchain (without parser) took 13117.58 ms. Allocated memory was 48.2 MB in the beginning and 2.4 GB in the end (delta: 2.3 GB). Free memory was 23.5 MB in the beginning and 1.4 GB in the end (delta: -1.3 GB). Peak memory consumption was 987.5 MB. Max. memory is 16.1 GB. [2021-08-26 10:08:58,646 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 48.2 MB. Free memory was 30.8 MB in the beginning and 30.8 MB in the end (delta: 38.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-26 10:08:58,647 INFO L168 Benchmark]: CACSL2BoogieTranslator took 489.87 ms. Allocated memory was 48.2 MB in the beginning and 62.9 MB in the end (delta: 14.7 MB). Free memory was 23.4 MB in the beginning and 35.5 MB in the end (delta: -12.1 MB). Peak memory consumption was 8.0 MB. Max. memory is 16.1 GB. [2021-08-26 10:08:58,647 INFO L168 Benchmark]: Boogie Procedure Inliner took 74.47 ms. Allocated memory is still 62.9 MB. Free memory was 35.5 MB in the beginning and 31.5 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-08-26 10:08:58,647 INFO L168 Benchmark]: Boogie Preprocessor took 76.38 ms. Allocated memory is still 62.9 MB. Free memory was 31.5 MB in the beginning and 43.3 MB in the end (delta: -11.8 MB). Peak memory consumption was 6.1 MB. Max. memory is 16.1 GB. [2021-08-26 10:08:58,647 INFO L168 Benchmark]: RCFGBuilder took 720.33 ms. Allocated memory was 62.9 MB in the beginning and 83.9 MB in the end (delta: 21.0 MB). Free memory was 43.3 MB in the beginning and 49.9 MB in the end (delta: -6.5 MB). Peak memory consumption was 36.6 MB. Max. memory is 16.1 GB. [2021-08-26 10:08:58,648 INFO L168 Benchmark]: TraceAbstraction took 11604.01 ms. Allocated memory was 83.9 MB in the beginning and 2.4 GB in the end (delta: 2.3 GB). Free memory was 49.2 MB in the beginning and 1.4 GB in the end (delta: -1.4 GB). Peak memory consumption was 935.8 MB. Max. memory is 16.1 GB. [2021-08-26 10:08:58,648 INFO L168 Benchmark]: Witness Printer took 116.97 ms. Allocated memory is still 2.4 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 40.9 MB). Peak memory consumption was 41.9 MB. Max. memory is 16.1 GB. [2021-08-26 10:08:58,649 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 48.2 MB. Free memory was 30.8 MB in the beginning and 30.8 MB in the end (delta: 38.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 489.87 ms. Allocated memory was 48.2 MB in the beginning and 62.9 MB in the end (delta: 14.7 MB). Free memory was 23.4 MB in the beginning and 35.5 MB in the end (delta: -12.1 MB). Peak memory consumption was 8.0 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 74.47 ms. Allocated memory is still 62.9 MB. Free memory was 35.5 MB in the beginning and 31.5 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 76.38 ms. Allocated memory is still 62.9 MB. Free memory was 31.5 MB in the beginning and 43.3 MB in the end (delta: -11.8 MB). Peak memory consumption was 6.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 720.33 ms. Allocated memory was 62.9 MB in the beginning and 83.9 MB in the end (delta: 21.0 MB). Free memory was 43.3 MB in the beginning and 49.9 MB in the end (delta: -6.5 MB). Peak memory consumption was 36.6 MB. Max. memory is 16.1 GB. * TraceAbstraction took 11604.01 ms. Allocated memory was 83.9 MB in the beginning and 2.4 GB in the end (delta: 2.3 GB). Free memory was 49.2 MB in the beginning and 1.4 GB in the end (delta: -1.4 GB). Peak memory consumption was 935.8 MB. Max. memory is 16.1 GB. * Witness Printer took 116.97 ms. Allocated memory is still 2.4 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 40.9 MB). Peak memory consumption was 41.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 529]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L1] int __return_main; [L17] msg_t nomsg = (msg_t )-1; [L18] port_t p12 = 0; [L19] char p12_old = '\x0'; [L20] char p12_new = '\x0'; [L21] _Bool ep12 = 0; [L22] port_t p13 = 0; [L23] char p13_old = '\x0'; [L24] char p13_new = '\x0'; [L25] _Bool ep13 = 0; [L26] port_t p21 = 0; [L27] char p21_old = '\x0'; [L28] char p21_new = '\x0'; [L29] _Bool ep21 = 0; [L30] port_t p23 = 0; [L31] char p23_old = '\x0'; [L32] char p23_new = '\x0'; [L33] _Bool ep23 = 0; [L34] port_t p31 = 0; [L35] char p31_old = '\x0'; [L36] char p31_new = '\x0'; [L37] _Bool ep31 = 0; [L38] port_t p32 = 0; [L39] char p32_old = '\x0'; [L40] char p32_new = '\x0'; [L41] _Bool ep32 = 0; [L42] char id1 = '\x0'; [L43] unsigned char r1 = '\x0'; [L44] char st1 = '\x0'; [L45] char nl1 = '\x0'; [L46] char m1 = '\x0'; [L47] char max1 = '\x0'; [L48] _Bool mode1 = 0; [L49] char id2 = '\x0'; [L50] unsigned char r2 = '\x0'; [L51] char st2 = '\x0'; [L52] char nl2 = '\x0'; [L53] char m2 = '\x0'; [L54] char max2 = '\x0'; [L55] _Bool mode2 = 0; [L56] char id3 = '\x0'; [L57] unsigned char r3 = '\x0'; [L58] char st3 = '\x0'; [L59] char nl3 = '\x0'; [L60] char m3 = '\x0'; [L61] char max3 = '\x0'; [L62] _Bool mode3 = 0; [L66] void (*nodes[3])() = { &node1, &node2, &node3 }; [L70] int __return_1142; [L71] int __return_1270; [L72] int __return_1696; [L73] int __return_1389; [L74] int __return_1499; VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=0, ep21=0, ep23=0, ep31=0, ep32=0, id1=0, id2=0, id3=0, m1=0, m2=0, m3=0, max1=0, max2=0, max3=0, mode1=0, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L77] int main__c1; [L78] int main__i2; [L79] main__c1 = 0 [L80] ep12 = __VERIFIER_nondet_bool() [L81] ep13 = __VERIFIER_nondet_bool() [L82] ep21 = __VERIFIER_nondet_bool() [L83] ep23 = __VERIFIER_nondet_bool() [L84] ep31 = __VERIFIER_nondet_bool() [L85] ep32 = __VERIFIER_nondet_bool() [L86] id1 = __VERIFIER_nondet_char() [L87] r1 = __VERIFIER_nondet_uchar() [L88] st1 = __VERIFIER_nondet_char() [L89] nl1 = __VERIFIER_nondet_char() [L90] m1 = __VERIFIER_nondet_char() [L91] max1 = __VERIFIER_nondet_char() [L92] mode1 = __VERIFIER_nondet_bool() [L93] id2 = __VERIFIER_nondet_char() [L94] r2 = __VERIFIER_nondet_uchar() [L95] st2 = __VERIFIER_nondet_char() [L96] nl2 = __VERIFIER_nondet_char() [L97] m2 = __VERIFIER_nondet_char() [L98] max2 = __VERIFIER_nondet_char() [L99] mode2 = __VERIFIER_nondet_bool() [L100] id3 = __VERIFIER_nondet_char() [L101] r3 = __VERIFIER_nondet_uchar() [L102] st3 = __VERIFIER_nondet_char() [L103] nl3 = __VERIFIER_nondet_char() [L104] m3 = __VERIFIER_nondet_char() [L105] max3 = __VERIFIER_nondet_char() [L106] mode3 = __VERIFIER_nondet_bool() [L108] _Bool init__r121; [L109] _Bool init__r131; [L110] _Bool init__r211; [L111] _Bool init__r231; [L112] _Bool init__r311; [L113] _Bool init__r321; [L114] _Bool init__r122; [L115] int init__tmp; [L116] _Bool init__r132; [L117] int init__tmp___0; [L118] _Bool init__r212; [L119] int init__tmp___1; [L120] _Bool init__r232; [L121] int init__tmp___2; [L122] _Bool init__r312; [L123] int init__tmp___3; [L124] _Bool init__r322; [L125] int init__tmp___4; [L126] int init__tmp___5; [L127] init__r121 = ep12 [L128] init__r131 = ep13 [L129] init__r211 = ep21 [L130] init__r231 = ep23 [L131] init__r311 = ep31 [L132] init__r321 = ep32 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=0, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=0, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L133] COND FALSE !(!(init__r121 == 0)) VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=0, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=0, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L1835] COND TRUE !(init__r131 == 0) VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=0, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=0, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L1837] COND TRUE !(ep32 == 0) [L1839] init__tmp = 1 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=0, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=0, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L137] init__r122 = (_Bool)init__tmp VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=0, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=0, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L138] COND TRUE !(init__r131 == 0) [L140] init__tmp___0 = 1 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=0, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=0, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L142] init__r132 = (_Bool)init__tmp___0 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=0, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=0, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L143] COND TRUE !(init__r211 == 0) [L145] init__tmp___1 = 1 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=0, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=0, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L147] init__r212 = (_Bool)init__tmp___1 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=0, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=0, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L148] COND FALSE !(!(init__r231 == 0)) VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=0, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=0, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L1766] COND TRUE !(init__r211 == 0) VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=0, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=0, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L1768] COND TRUE !(ep13 == 0) [L1770] init__tmp___2 = 1 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=0, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=0, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L152] init__r232 = (_Bool)init__tmp___2 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=0, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=0, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L153] COND FALSE !(!(init__r311 == 0)) VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=0, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=0, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L1743] COND TRUE !(init__r321 == 0) VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=0, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=0, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L1745] COND TRUE !(ep21 == 0) [L1747] init__tmp___3 = 1 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=0, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=0, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L157] init__r312 = (_Bool)init__tmp___3 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=0, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=0, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L158] COND TRUE !(init__r321 == 0) [L160] init__tmp___4 = 1 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=0, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=0, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L162] init__r322 = (_Bool)init__tmp___4 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=0, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=0, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L163] COND TRUE ((int)id1) != ((int)id2) VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=0, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=0, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L165] COND TRUE ((int)id1) != ((int)id3) VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=0, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=0, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L167] COND TRUE ((int)id2) != ((int)id3) VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=0, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=0, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L169] COND TRUE ((int)id1) >= 0 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=0, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=0, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L171] COND TRUE ((int)id2) >= 0 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=0, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=0, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L173] COND TRUE ((int)id3) >= 0 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=0, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=0, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L175] COND TRUE ((int)r1) == 0 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=0, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=0, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L177] COND TRUE ((int)r2) == 0 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=0, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=0, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L179] COND TRUE ((int)r3) == 0 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=0, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=0, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L181] COND TRUE !(init__r122 == 0) VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=0, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=0, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L183] COND TRUE !(init__r132 == 0) VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=0, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=0, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L185] COND TRUE !(init__r212 == 0) VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=0, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=0, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L187] COND TRUE !(init__r232 == 0) VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=0, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=0, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L189] COND TRUE !(init__r312 == 0) VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=0, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=0, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L191] COND TRUE !(init__r322 == 0) VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=0, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=0, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L193] COND TRUE ((int)max1) == ((int)id1) VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=0, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=0, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L195] COND TRUE ((int)max2) == ((int)id2) VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=0, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=0, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L197] COND TRUE ((int)max3) == ((int)id3) VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=0, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=0, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L199] COND TRUE ((int)st1) == 0 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=0, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=0, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L201] COND TRUE ((int)st2) == 0 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=0, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=0, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L203] COND TRUE ((int)st3) == 0 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=0, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=0, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L205] COND TRUE ((int)nl1) == 0 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=0, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=0, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L207] COND TRUE ((int)nl2) == 0 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=0, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=0, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L209] COND TRUE ((int)nl3) == 0 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=0, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=0, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L211] COND TRUE ((int)mode1) == 0 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=0, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=0, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L213] COND TRUE ((int)mode2) == 0 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=0, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=0, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L215] COND TRUE ((int)mode3) == 0 [L217] init__tmp___5 = 1 [L218] __return_1142 = init__tmp___5 [L219] main__i2 = __return_1142 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=0, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=0, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L220] COND TRUE main__i2 != 0 [L222] p12_old = nomsg [L223] p12_new = nomsg [L224] p13_old = nomsg [L225] p13_new = nomsg [L226] p21_old = nomsg [L227] p21_new = nomsg [L228] p23_old = nomsg [L229] p23_new = nomsg [L230] p31_old = nomsg [L231] p31_new = nomsg [L232] p32_old = nomsg [L233] p32_new = nomsg [L234] main__i2 = 0 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=0, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=0, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L236] COND FALSE !(!(mode1 == 0)) VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=0, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=0, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L242] COND TRUE ((int)r1) < 2 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=0, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=0, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L244] COND FALSE !(!(ep12 == 0)) VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=0, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=0, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L255] COND TRUE !(ep13 == 0) [L257] int node1____CPAchecker_TMP_1; VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=0, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=0, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L258] COND TRUE max1 != nomsg VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=0, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=0, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L260] COND TRUE p13_new == nomsg [L262] node1____CPAchecker_TMP_1 = max1 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=0, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=0, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L264] p13_new = node1____CPAchecker_TMP_1 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=0, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=0, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=6, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L266] mode1 = 1 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=0, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=1, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=6, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L268] COND FALSE !(!(mode2 == 0)) VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=0, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=1, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=6, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L274] COND TRUE ((int)r2) < 2 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=0, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=1, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=6, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L276] COND TRUE !(ep21 == 0) [L278] int node2____CPAchecker_TMP_0; VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=0, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=1, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=6, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L279] COND TRUE max2 != nomsg VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=0, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=1, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=6, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L281] COND TRUE p21_new == nomsg [L283] node2____CPAchecker_TMP_0 = max2 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=0, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=1, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=6, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L285] p21_new = node2____CPAchecker_TMP_0 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=0, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=1, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=6, p13_old=-1, p21=0, p21_new=1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L287] COND FALSE !(!(ep23 == 0)) VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=0, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=1, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=6, p13_old=-1, p21=0, p21_new=1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L298] mode2 = 1 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=0, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=1, mode2=1, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=6, p13_old=-1, p21=0, p21_new=1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L300] COND FALSE !(!(mode3 == 0)) VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=0, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=1, mode2=1, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=6, p13_old=-1, p21=0, p21_new=1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L306] COND TRUE ((int)r3) < 2 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=0, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=1, mode2=1, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=6, p13_old=-1, p21=0, p21_new=1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L308] COND FALSE !(!(ep31 == 0)) VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=0, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=1, mode2=1, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=6, p13_old=-1, p21=0, p21_new=1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L319] COND TRUE !(ep32 == 0) [L321] int node3____CPAchecker_TMP_1; VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=0, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=1, mode2=1, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=6, p13_old=-1, p21=0, p21_new=1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L322] COND TRUE max3 != nomsg VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=0, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=1, mode2=1, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=6, p13_old=-1, p21=0, p21_new=1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L324] COND TRUE p32_new == nomsg [L326] node3____CPAchecker_TMP_1 = max3 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=0, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=1, mode2=1, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=6, p13_old=-1, p21=0, p21_new=1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L328] p32_new = node3____CPAchecker_TMP_1 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=0, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=1, mode2=1, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=6, p13_old=-1, p21=0, p21_new=1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=0, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L330] mode3 = 1 [L331] p12_old = p12_new [L332] p12_new = nomsg [L333] p13_old = p13_new [L334] p13_new = nomsg [L335] p21_old = p21_new [L336] p21_new = nomsg [L337] p23_old = p23_new [L338] p23_new = nomsg [L339] p31_old = p31_new [L340] p31_new = nomsg [L341] p32_old = p32_new [L342] p32_new = nomsg [L344] int check__tmp; VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=0, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=1, mode2=1, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=6, p21=0, p21_new=-1, p21_old=1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L345] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) <= 1 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=0, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=1, mode2=1, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=6, p21=0, p21_new=-1, p21_old=1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L347] COND TRUE (((int)st1) + ((int)nl1)) <= 1 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=0, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=1, mode2=1, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=6, p21=0, p21_new=-1, p21_old=1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L349] COND TRUE (((int)st2) + ((int)nl2)) <= 1 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=0, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=1, mode2=1, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=6, p21=0, p21_new=-1, p21_old=1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L351] COND TRUE (((int)st3) + ((int)nl3)) <= 1 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=0, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=1, mode2=1, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=6, p21=0, p21_new=-1, p21_old=1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L353] COND FALSE !(((int)r1) >= 2) VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=0, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=1, mode2=1, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=6, p21=0, p21_new=-1, p21_old=1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L359] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) == 0 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=0, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=1, mode2=1, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=6, p21=0, p21_new=-1, p21_old=1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L361] COND TRUE ((int)r1) < 2 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=0, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=1, mode2=1, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=6, p21=0, p21_new=-1, p21_old=1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L363] COND FALSE !(((int)r1) >= 2) VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=0, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=1, mode2=1, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=6, p21=0, p21_new=-1, p21_old=1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L369] COND TRUE ((((int)nl1) + ((int)nl2)) + ((int)nl3)) == 0 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=0, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=1, mode2=1, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=6, p21=0, p21_new=-1, p21_old=1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L371] COND TRUE ((int)r1) < 2 [L373] check__tmp = 1 [L374] __return_1270 = check__tmp [L375] main__c1 = __return_1270 [L377] _Bool __tmp_1; [L378] __tmp_1 = main__c1 [L379] _Bool assert__arg; [L380] assert__arg = __tmp_1 VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=0, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=1, mode2=1, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=6, p21=0, p21_new=-1, p21_old=1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L381] COND FALSE !(assert__arg == 0) VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=0, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=1, mode2=1, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=6, p21=0, p21_new=-1, p21_old=1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L388] COND TRUE !(mode1 == 0) VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=0, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=1, mode2=1, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=6, p21=0, p21_new=-1, p21_old=1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L390] COND FALSE !(r1 == 255) [L396] r1 = r1 + 1 VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=0, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=1, mode2=1, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=6, p21=0, p21_new=-1, p21_old=1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=0, r1=1, r2=0, r3=0, st1=0, st2=0, st3=0] [L397] COND TRUE !(ep21 == 0) [L399] m1 = p21_old [L400] p21_old = nomsg VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=1, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=1, mode2=1, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=6, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=0, r1=1, r2=0, r3=0, st1=0, st2=0, st3=0] [L401] COND FALSE !(((int)m1) > ((int)max1)) VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=1, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=1, mode2=1, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=6, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=0, r1=1, r2=0, r3=0, st1=0, st2=0, st3=0] [L405] COND FALSE !(!(ep31 == 0)) VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=1, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=1, mode2=1, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=6, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=0, r1=1, r2=0, r3=0, st1=0, st2=0, st3=0] [L413] COND TRUE ((int)r1) == 1 VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=1, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=1, mode2=1, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=6, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=0, r1=1, r2=0, r3=0, st1=0, st2=0, st3=0] [L415] COND TRUE ((int)max1) == ((int)id1) [L417] st1 = 1 [L418] mode1 = 0 VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=1, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=0, mode2=1, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=6, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=0, r1=1, r2=0, r3=0, st1=1, st2=0, st3=0] [L420] COND TRUE !(mode2 == 0) VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=1, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=0, mode2=1, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=6, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=0, r1=1, r2=0, r3=0, st1=1, st2=0, st3=0] [L422] COND FALSE !(r2 == 255) [L428] r2 = r2 + 1 VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=1, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=0, mode2=1, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=6, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=0, r1=1, r2=1, r3=0, st1=1, st2=0, st3=0] [L429] COND FALSE !(!(ep12 == 0)) VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=1, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=0, mode2=1, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=6, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=0, r1=1, r2=1, r3=0, st1=1, st2=0, st3=0] [L437] COND TRUE !(ep32 == 0) [L439] m2 = p32_old [L440] p32_old = nomsg VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=1, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=0, mode2=1, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=6, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=0, st1=1, st2=0, st3=0] [L441] COND FALSE !(((int)m2) > ((int)max2)) VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=1, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=0, mode2=1, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=6, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=0, st1=1, st2=0, st3=0] [L445] COND FALSE !(((int)r2) == 2) [L451] mode2 = 0 VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=1, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=0, mode2=0, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=6, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=0, st1=1, st2=0, st3=0] [L453] COND TRUE !(mode3 == 0) VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=1, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=0, mode2=0, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=6, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=0, st1=1, st2=0, st3=0] [L455] COND FALSE !(r3 == 255) [L461] r3 = r3 + 1 VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=1, m2=0, m3=-2, max1=6, max2=1, max3=0, mode1=0, mode2=0, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=6, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=1, st1=1, st2=0, st3=0] [L462] COND TRUE !(ep13 == 0) [L464] m3 = p13_old [L465] p13_old = nomsg VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=1, m2=0, m3=6, max1=6, max2=1, max3=0, mode1=0, mode2=0, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=1, st1=1, st2=0, st3=0] [L466] COND TRUE ((int)m3) > ((int)max3) [L468] max3 = m3 VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=1, m2=0, m3=6, max1=6, max2=1, max3=6, mode1=0, mode2=0, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=1, st1=1, st2=0, st3=0] [L470] COND FALSE !(!(ep23 == 0)) VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=1, m2=0, m3=6, max1=6, max2=1, max3=6, mode1=0, mode2=0, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=1, st1=1, st2=0, st3=0] [L478] COND FALSE !(((int)r3) == 2) [L484] mode3 = 0 [L485] p12_old = p12_new [L486] p12_new = nomsg [L487] p13_old = p13_new [L488] p13_new = nomsg [L489] p21_old = p21_new [L490] p21_new = nomsg [L491] p23_old = p23_new [L492] p23_new = nomsg [L493] p31_old = p31_new [L494] p31_new = nomsg [L495] p32_old = p32_new [L496] p32_new = nomsg [L498] int check__tmp; VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=1, m2=0, m3=6, max1=6, max2=1, max3=6, mode1=0, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=1, st1=1, st2=0, st3=0] [L499] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) <= 1 VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=1, m2=0, m3=6, max1=6, max2=1, max3=6, mode1=0, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=1, st1=1, st2=0, st3=0] [L501] COND TRUE (((int)st1) + ((int)nl1)) <= 1 VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=1, m2=0, m3=6, max1=6, max2=1, max3=6, mode1=0, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=1, st1=1, st2=0, st3=0] [L503] COND TRUE (((int)st2) + ((int)nl2)) <= 1 VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=1, m2=0, m3=6, max1=6, max2=1, max3=6, mode1=0, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=1, st1=1, st2=0, st3=0] [L505] COND TRUE (((int)st3) + ((int)nl3)) <= 1 VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=1, m2=0, m3=6, max1=6, max2=1, max3=6, mode1=0, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=1, st1=1, st2=0, st3=0] [L507] COND FALSE !(((int)r1) >= 2) VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=1, m2=0, m3=6, max1=6, max2=1, max3=6, mode1=0, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=1, st1=1, st2=0, st3=0] [L513] COND FALSE !(((((int)st1) + ((int)st2)) + ((int)st3)) == 0) [L519] check__tmp = 0 [L520] __return_1696 = check__tmp [L521] main__c1 = __return_1696 [L523] _Bool __tmp_2; [L524] __tmp_2 = main__c1 [L525] _Bool assert__arg; [L526] assert__arg = __tmp_2 VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=1, m2=0, m3=6, max1=6, max2=1, max3=6, mode1=0, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=1, st1=1, st2=0, st3=0] [L527] COND TRUE assert__arg == 0 VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=1, m2=0, m3=6, max1=6, max2=1, max3=6, mode1=0, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=1, st1=1, st2=0, st3=0] [L529] reach_error() VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=1, id3=0, m1=1, m2=0, m3=6, max1=6, max2=1, max3=6, mode1=0, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=1, st1=1, st2=0, st3=0] - UnprovableResult [Line: 742]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 245 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 11388.8ms, OverallIterations: 20, TraceHistogramMax: 1, EmptinessCheckTime: 100.4ms, AutomataDifference: 5361.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 28.7ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 9133 SDtfs, 9095 SDslu, 7529 SDs, 0 SdLazy, 621 SolverSat, 159 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 513.0ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 89 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 190.9ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=9541occurred in iteration=13, InterpolantAutomatonStates: 72, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 4010.0ms AutomataMinimizationTime, 19 MinimizatonAttempts, 10324 StatesRemovedByMinimization, 13 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 100.6ms SsaConstructionTime, 555.0ms SatisfiabilityAnalysisTime, 914.6ms InterpolantComputationTime, 2009 NumberOfCodeBlocks, 2009 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 1880 ConstructedInterpolants, 0 QuantifiedInterpolants, 6174 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 19 InterpolantComputations, 19 PerfectInterpolantSequences, 0/0 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 incorrect! [2021-08-26 10:08:58,680 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...