./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+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8d31f386 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+nlh-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 115031186e29f789cf62dcbde9979dbb092c6505 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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-wip.dd.multireach-323-8d31f38 [2021-07-05 11:18:51,239 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-05 11:18:51,242 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-05 11:18:51,273 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-05 11:18:51,273 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-05 11:18:51,276 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-05 11:18:51,277 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-05 11:18:51,281 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-05 11:18:51,283 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-05 11:18:51,286 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-05 11:18:51,287 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-05 11:18:51,288 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-05 11:18:51,288 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-05 11:18:51,290 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-05 11:18:51,290 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-05 11:18:51,291 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-05 11:18:51,293 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-05 11:18:51,294 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-05 11:18:51,295 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-05 11:18:51,299 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-05 11:18:51,300 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-05 11:18:51,301 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-05 11:18:51,303 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-05 11:18:51,303 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-05 11:18:51,309 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-05 11:18:51,310 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-05 11:18:51,310 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-05 11:18:51,311 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-05 11:18:51,311 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-05 11:18:51,313 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-05 11:18:51,313 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-05 11:18:51,314 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-05 11:18:51,315 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-05 11:18:51,315 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-05 11:18:51,316 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-05 11:18:51,316 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-05 11:18:51,317 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-05 11:18:51,317 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-05 11:18:51,317 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-05 11:18:51,318 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-05 11:18:51,319 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-05 11:18:51,319 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-07-05 11:18:51,349 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-05 11:18:51,349 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-05 11:18:51,351 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-05 11:18:51,351 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-05 11:18:51,351 INFO L138 SettingsManager]: * Use SBE=true [2021-07-05 11:18:51,351 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-05 11:18:51,352 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-05 11:18:51,352 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-05 11:18:51,352 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-05 11:18:51,352 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-05 11:18:51,353 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-05 11:18:51,353 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-05 11:18:51,353 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-05 11:18:51,353 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-05 11:18:51,353 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-05 11:18:51,353 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-05 11:18:51,354 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-05 11:18:51,354 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-05 11:18:51,354 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-05 11:18:51,354 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-05 11:18:51,354 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-05 11:18:51,354 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-05 11:18:51,355 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-05 11:18:51,355 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-05 11:18:51,355 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-05 11:18:51,355 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-05 11:18:51,355 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-05 11:18:51,355 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-07-05 11:18:51,355 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 115031186e29f789cf62dcbde9979dbb092c6505 [2021-07-05 11:18:51,608 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-05 11:18:51,622 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-05 11:18:51,624 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-05 11:18:51,625 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-05 11:18:51,625 INFO L275 PluginConnector]: CDTParser initialized [2021-07-05 11:18:51,626 INFO L432 ainManager$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+nlh-reducer.c [2021-07-05 11:18:51,676 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07252c399/86b7f4613bec49048fc7c492203d724a/FLAG6157cac6e [2021-07-05 11:18:52,084 INFO L306 CDTParser]: Found 1 translation units. [2021-07-05 11:18:52,085 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2021-07-05 11:18:52,094 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07252c399/86b7f4613bec49048fc7c492203d724a/FLAG6157cac6e [2021-07-05 11:18:52,106 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07252c399/86b7f4613bec49048fc7c492203d724a [2021-07-05 11:18:52,108 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-05 11:18:52,110 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-07-05 11:18:52,112 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-05 11:18:52,112 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-05 11:18:52,115 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-05 11:18:52,116 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.07 11:18:52" (1/1) ... [2021-07-05 11:18:52,116 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51958e7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 11:18:52, skipping insertion in model container [2021-07-05 11:18:52,116 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.07 11:18:52" (1/1) ... [2021-07-05 11:18:52,121 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-05 11:18:52,160 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-05 11:18:52,384 WARN L224 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+nlh-reducer.c[9417,9430] [2021-07-05 11:18:52,445 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-05 11:18:52,458 INFO L203 MainTranslator]: Completed pre-run [2021-07-05 11:18:52,516 WARN L224 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+nlh-reducer.c[9417,9430] [2021-07-05 11:18:52,556 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-05 11:18:52,587 INFO L208 MainTranslator]: Completed translation [2021-07-05 11:18:52,587 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 11:18:52 WrapperNode [2021-07-05 11:18:52,587 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-05 11:18:52,588 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-05 11:18:52,588 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-05 11:18:52,588 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-05 11:18:52,592 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 11:18:52" (1/1) ... [2021-07-05 11:18:52,613 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 11:18:52" (1/1) ... [2021-07-05 11:18:52,646 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-05 11:18:52,647 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-05 11:18:52,647 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-05 11:18:52,647 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-05 11:18:52,652 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 11:18:52" (1/1) ... [2021-07-05 11:18:52,653 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 11:18:52" (1/1) ... [2021-07-05 11:18:52,655 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 11:18:52" (1/1) ... [2021-07-05 11:18:52,655 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 11:18:52" (1/1) ... [2021-07-05 11:18:52,661 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 11:18:52" (1/1) ... [2021-07-05 11:18:52,671 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 11:18:52" (1/1) ... [2021-07-05 11:18:52,674 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 11:18:52" (1/1) ... [2021-07-05 11:18:52,677 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-05 11:18:52,677 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-05 11:18:52,677 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-05 11:18:52,677 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-05 11:18:52,678 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 11:18:52" (1/1) ... [2021-07-05 11:18:52,682 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-05 11:18:52,686 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-05 11:18:52,695 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) [2021-07-05 11:18:52,728 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 [2021-07-05 11:18:52,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-05 11:18:52,750 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-05 11:18:52,750 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-05 11:18:52,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-05 11:18:53,365 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-05 11:18:53,365 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-07-05 11:18:53,367 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.07 11:18:53 BoogieIcfgContainer [2021-07-05 11:18:53,367 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-05 11:18:53,368 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-05 11:18:53,368 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-05 11:18:53,370 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-05 11:18:53,370 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.07 11:18:52" (1/3) ... [2021-07-05 11:18:53,371 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74698e0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.07 11:18:53, skipping insertion in model container [2021-07-05 11:18:53,371 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 11:18:52" (2/3) ... [2021-07-05 11:18:53,371 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74698e0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.07 11:18:53, skipping insertion in model container [2021-07-05 11:18:53,372 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.07 11:18:53" (3/3) ... [2021-07-05 11:18:53,373 INFO L111 eAbstractionObserver]: Analyzing ICFG pals_floodmax.3.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2021-07-05 11:18:53,377 INFO L198 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-05 11:18:53,377 INFO L158 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-05 11:18:53,419 INFO L328 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION ======== [2021-07-05 11:18:53,425 INFO L329 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, mLimitAnalysisTime=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-07-05 11:18:53,426 INFO L330 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-07-05 11:18:53,443 INFO L276 IsEmpty]: Start isEmpty. Operand has 224 states, 222 states have (on average 1.7702702702702702) internal successors, (393), 223 states have internal predecessors, (393), 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) [2021-07-05 11:18:53,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-07-05 11:18:53,454 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 11:18:53,454 INFO L525 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] [2021-07-05 11:18:53,454 INFO L374 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 11:18:53,459 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 11:18:53,459 INFO L82 PathProgramCache]: Analyzing trace with hash -1885524630, now seen corresponding path program 1 times [2021-07-05 11:18:53,465 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 11:18:53,465 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [872973215] [2021-07-05 11:18:53,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 11:18:53,466 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 11:18:53,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 11:18:53,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:18:53,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 11:18:53,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:18:53,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-05 11:18:53,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:18:53,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 11:18:53,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 11:18:53,769 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 11:18:53,769 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [872973215] [2021-07-05 11:18:53,770 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [872973215] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 11:18:53,770 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 11:18:53,770 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-05 11:18:53,771 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [965372081] [2021-07-05 11:18:53,775 INFO L425 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-05 11:18:53,776 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 11:18:53,784 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-05 11:18:53,785 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 11:18:53,788 INFO L87 Difference]: Start difference. First operand has 224 states, 222 states have (on average 1.7702702702702702) internal successors, (393), 223 states have internal predecessors, (393), 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 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) [2021-07-05 11:18:53,897 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 11:18:53,897 INFO L93 Difference]: Finished difference Result 452 states and 785 transitions. [2021-07-05 11:18:53,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-05 11:18:53,899 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 [2021-07-05 11:18:53,899 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 11:18:53,913 INFO L225 Difference]: With dead ends: 452 [2021-07-05 11:18:53,914 INFO L226 Difference]: Without dead ends: 334 [2021-07-05 11:18:53,916 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 6.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 11:18:53,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 334 states. [2021-07-05 11:18:53,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 334 to 332. [2021-07-05 11:18:53,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 332 states, 331 states have (on average 1.5317220543806647) internal successors, (507), 331 states have internal predecessors, (507), 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) [2021-07-05 11:18:53,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 332 states and 507 transitions. [2021-07-05 11:18:53,976 INFO L78 Accepts]: Start accepts. Automaton has 332 states and 507 transitions. Word has length 95 [2021-07-05 11:18:53,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 11:18:53,976 INFO L442 AbstractCegarLoop]: Abstraction has 332 states and 507 transitions. [2021-07-05 11:18:53,977 INFO L443 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) [2021-07-05 11:18:53,977 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 507 transitions. [2021-07-05 11:18:53,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-07-05 11:18:53,983 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 11:18:53,983 INFO L525 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] [2021-07-05 11:18:53,983 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-05 11:18:53,983 INFO L374 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 11:18:53,985 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 11:18:53,985 INFO L82 PathProgramCache]: Analyzing trace with hash -614138391, now seen corresponding path program 1 times [2021-07-05 11:18:53,985 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 11:18:53,986 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1154801728] [2021-07-05 11:18:53,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 11:18:53,986 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 11:18:54,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 11:18:54,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:18:54,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 11:18:54,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:18:54,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-05 11:18:54,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:18:54,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-07-05 11:18:54,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:18:54,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 11:18:54,164 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 11:18:54,165 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 11:18:54,165 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1154801728] [2021-07-05 11:18:54,165 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1154801728] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 11:18:54,165 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 11:18:54,165 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-07-05 11:18:54,166 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [861780294] [2021-07-05 11:18:54,166 INFO L425 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-07-05 11:18:54,167 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 11:18:54,167 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-07-05 11:18:54,168 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-07-05 11:18:54,168 INFO L87 Difference]: Start difference. First operand 332 states and 507 transitions. Second operand has 4 states, 4 states have (on average 23.75) internal successors, (95), 4 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) [2021-07-05 11:18:54,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 11:18:54,241 INFO L93 Difference]: Finished difference Result 965 states and 1470 transitions. [2021-07-05 11:18:54,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-05 11:18:54,242 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 23.75) internal successors, (95), 4 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 [2021-07-05 11:18:54,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 11:18:54,244 INFO L225 Difference]: With dead ends: 965 [2021-07-05 11:18:54,244 INFO L226 Difference]: Without dead ends: 642 [2021-07-05 11:18:54,247 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 12.8ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-07-05 11:18:54,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 642 states. [2021-07-05 11:18:54,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 642 to 640. [2021-07-05 11:18:54,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 640 states, 639 states have (on average 1.5148669796557122) internal successors, (968), 639 states have internal predecessors, (968), 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) [2021-07-05 11:18:54,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 640 states and 968 transitions. [2021-07-05 11:18:54,276 INFO L78 Accepts]: Start accepts. Automaton has 640 states and 968 transitions. Word has length 95 [2021-07-05 11:18:54,277 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 11:18:54,277 INFO L442 AbstractCegarLoop]: Abstraction has 640 states and 968 transitions. [2021-07-05 11:18:54,277 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 23.75) internal successors, (95), 4 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) [2021-07-05 11:18:54,277 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 968 transitions. [2021-07-05 11:18:54,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-07-05 11:18:54,280 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 11:18:54,280 INFO L525 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] [2021-07-05 11:18:54,281 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-05 11:18:54,281 INFO L374 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 11:18:54,283 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 11:18:54,284 INFO L82 PathProgramCache]: Analyzing trace with hash -779319531, now seen corresponding path program 1 times [2021-07-05 11:18:54,284 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 11:18:54,284 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1513137529] [2021-07-05 11:18:54,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 11:18:54,285 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 11:18:54,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 11:18:54,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:18:54,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 11:18:54,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:18:54,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-05 11:18:54,347 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:18:54,348 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 11:18:54,350 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 11:18:54,350 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 11:18:54,351 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1513137529] [2021-07-05 11:18:54,351 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1513137529] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 11:18:54,351 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 11:18:54,351 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-05 11:18:54,352 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [384237829] [2021-07-05 11:18:54,352 INFO L425 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-05 11:18:54,353 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 11:18:54,353 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-05 11:18:54,354 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 11:18:54,355 INFO L87 Difference]: Start difference. First operand 640 states and 968 transitions. Second operand has 3 states, 3 states have (on average 32.0) internal successors, (96), 3 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) [2021-07-05 11:18:54,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 11:18:54,387 INFO L93 Difference]: Finished difference Result 1882 states and 2842 transitions. [2021-07-05 11:18:54,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-05 11:18:54,388 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.0) internal successors, (96), 3 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 [2021-07-05 11:18:54,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 11:18:54,394 INFO L225 Difference]: With dead ends: 1882 [2021-07-05 11:18:54,394 INFO L226 Difference]: Without dead ends: 1270 [2021-07-05 11:18:54,394 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.0ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 11:18:54,395 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1270 states. [2021-07-05 11:18:54,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1270 to 642. [2021-07-05 11:18:54,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 642 states, 641 states have (on average 1.5132605304212168) internal successors, (970), 641 states have internal predecessors, (970), 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) [2021-07-05 11:18:54,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 642 states and 970 transitions. [2021-07-05 11:18:54,416 INFO L78 Accepts]: Start accepts. Automaton has 642 states and 970 transitions. Word has length 96 [2021-07-05 11:18:54,416 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 11:18:54,416 INFO L442 AbstractCegarLoop]: Abstraction has 642 states and 970 transitions. [2021-07-05 11:18:54,416 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 32.0) internal successors, (96), 3 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) [2021-07-05 11:18:54,416 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 970 transitions. [2021-07-05 11:18:54,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-07-05 11:18:54,420 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 11:18:54,420 INFO L525 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] [2021-07-05 11:18:54,421 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-05 11:18:54,421 INFO L374 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 11:18:54,422 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 11:18:54,422 INFO L82 PathProgramCache]: Analyzing trace with hash -611891448, now seen corresponding path program 1 times [2021-07-05 11:18:54,422 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 11:18:54,422 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1872851750] [2021-07-05 11:18:54,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 11:18:54,422 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 11:18:54,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 11:18:54,513 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:18:54,514 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 11:18:54,514 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:18:54,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-05 11:18:54,517 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:18:54,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-07-05 11:18:54,524 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:18:54,524 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 11:18:54,524 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 11:18:54,525 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 11:18:54,525 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1872851750] [2021-07-05 11:18:54,525 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1872851750] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 11:18:54,525 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 11:18:54,525 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-07-05 11:18:54,526 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1054231950] [2021-07-05 11:18:54,526 INFO L425 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-07-05 11:18:54,527 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 11:18:54,527 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-07-05 11:18:54,527 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-07-05 11:18:54,528 INFO L87 Difference]: Start difference. First operand 642 states and 970 transitions. Second operand has 4 states, 4 states have (on average 24.25) internal successors, (97), 4 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) [2021-07-05 11:18:54,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 11:18:54,599 INFO L93 Difference]: Finished difference Result 1838 states and 2766 transitions. [2021-07-05 11:18:54,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-05 11:18:54,599 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 24.25) internal successors, (97), 4 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 [2021-07-05 11:18:54,600 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 11:18:54,603 INFO L225 Difference]: With dead ends: 1838 [2021-07-05 11:18:54,603 INFO L226 Difference]: Without dead ends: 1226 [2021-07-05 11:18:54,604 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 11.6ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-07-05 11:18:54,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1226 states. [2021-07-05 11:18:54,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1226 to 1224. [2021-07-05 11:18:54,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1224 states, 1223 states have (on average 1.4946852003270645) internal successors, (1828), 1223 states have internal predecessors, (1828), 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) [2021-07-05 11:18:54,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1224 states to 1224 states and 1828 transitions. [2021-07-05 11:18:54,652 INFO L78 Accepts]: Start accepts. Automaton has 1224 states and 1828 transitions. Word has length 97 [2021-07-05 11:18:54,653 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 11:18:54,653 INFO L442 AbstractCegarLoop]: Abstraction has 1224 states and 1828 transitions. [2021-07-05 11:18:54,653 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 24.25) internal successors, (97), 4 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) [2021-07-05 11:18:54,653 INFO L276 IsEmpty]: Start isEmpty. Operand 1224 states and 1828 transitions. [2021-07-05 11:18:54,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-07-05 11:18:54,654 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 11:18:54,654 INFO L525 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] [2021-07-05 11:18:54,654 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-05 11:18:54,655 INFO L374 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 11:18:54,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 11:18:54,655 INFO L82 PathProgramCache]: Analyzing trace with hash 288388308, now seen corresponding path program 1 times [2021-07-05 11:18:54,655 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 11:18:54,656 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [249803740] [2021-07-05 11:18:54,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 11:18:54,656 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 11:18:54,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 11:18:54,681 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:18:54,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 11:18:54,681 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:18:54,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-05 11:18:54,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:18:54,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 11:18:54,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 11:18:54,685 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 11:18:54,685 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [249803740] [2021-07-05 11:18:54,685 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [249803740] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 11:18:54,686 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 11:18:54,686 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-05 11:18:54,686 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [379759299] [2021-07-05 11:18:54,686 INFO L425 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-05 11:18:54,686 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 11:18:54,687 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-05 11:18:54,687 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 11:18:54,687 INFO L87 Difference]: Start difference. First operand 1224 states and 1828 transitions. Second operand has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 3 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) [2021-07-05 11:18:54,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 11:18:54,776 INFO L93 Difference]: Finished difference Result 3596 states and 5364 transitions. [2021-07-05 11:18:54,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-05 11:18:54,777 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 3 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 [2021-07-05 11:18:54,778 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 11:18:54,785 INFO L225 Difference]: With dead ends: 3596 [2021-07-05 11:18:54,787 INFO L226 Difference]: Without dead ends: 2416 [2021-07-05 11:18:54,789 INFO L795 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 [2021-07-05 11:18:54,791 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2416 states. [2021-07-05 11:18:54,839 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2416 to 1228. [2021-07-05 11:18:54,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1228 states, 1227 states have (on average 1.4930725346373268) internal successors, (1832), 1227 states have internal predecessors, (1832), 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) [2021-07-05 11:18:54,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1228 states to 1228 states and 1832 transitions. [2021-07-05 11:18:54,844 INFO L78 Accepts]: Start accepts. Automaton has 1228 states and 1832 transitions. Word has length 98 [2021-07-05 11:18:54,845 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 11:18:54,846 INFO L442 AbstractCegarLoop]: Abstraction has 1228 states and 1832 transitions. [2021-07-05 11:18:54,847 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 3 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) [2021-07-05 11:18:54,847 INFO L276 IsEmpty]: Start isEmpty. Operand 1228 states and 1832 transitions. [2021-07-05 11:18:54,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-07-05 11:18:54,848 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 11:18:54,848 INFO L525 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] [2021-07-05 11:18:54,848 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-07-05 11:18:54,849 INFO L374 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 11:18:54,849 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 11:18:54,849 INFO L82 PathProgramCache]: Analyzing trace with hash 892316583, now seen corresponding path program 1 times [2021-07-05 11:18:54,849 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 11:18:54,849 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1126525563] [2021-07-05 11:18:54,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 11:18:54,849 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 11:18:54,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 11:18:54,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:18:54,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 11:18:54,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:18:54,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-05 11:18:54,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:18:54,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-07-05 11:18:54,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:18:54,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 11:18:54,946 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 11:18:54,946 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 11:18:54,946 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1126525563] [2021-07-05 11:18:54,946 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1126525563] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 11:18:54,947 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 11:18:54,947 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-07-05 11:18:54,947 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1202657024] [2021-07-05 11:18:54,947 INFO L425 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-07-05 11:18:54,947 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 11:18:54,948 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-07-05 11:18:54,948 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-07-05 11:18:54,948 INFO L87 Difference]: Start difference. First operand 1228 states and 1832 transitions. Second operand has 4 states, 4 states have (on average 24.75) internal successors, (99), 4 states have internal predecessors, (99), 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) [2021-07-05 11:18:55,055 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 11:18:55,056 INFO L93 Difference]: Finished difference Result 3338 states and 4947 transitions. [2021-07-05 11:18:55,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-05 11:18:55,063 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 24.75) internal successors, (99), 4 states have internal predecessors, (99), 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 99 [2021-07-05 11:18:55,063 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 11:18:55,068 INFO L225 Difference]: With dead ends: 3338 [2021-07-05 11:18:55,068 INFO L226 Difference]: Without dead ends: 2158 [2021-07-05 11:18:55,069 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 10.1ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-07-05 11:18:55,070 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2158 states. [2021-07-05 11:18:55,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2158 to 2156. [2021-07-05 11:18:55,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2156 states, 2155 states have (on average 1.463109048723898) internal successors, (3153), 2155 states have internal predecessors, (3153), 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) [2021-07-05 11:18:55,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2156 states to 2156 states and 3153 transitions. [2021-07-05 11:18:55,147 INFO L78 Accepts]: Start accepts. Automaton has 2156 states and 3153 transitions. Word has length 99 [2021-07-05 11:18:55,147 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 11:18:55,147 INFO L442 AbstractCegarLoop]: Abstraction has 2156 states and 3153 transitions. [2021-07-05 11:18:55,147 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 24.75) internal successors, (99), 4 states have internal predecessors, (99), 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) [2021-07-05 11:18:55,148 INFO L276 IsEmpty]: Start isEmpty. Operand 2156 states and 3153 transitions. [2021-07-05 11:18:55,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-07-05 11:18:55,149 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 11:18:55,149 INFO L525 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] [2021-07-05 11:18:55,149 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-07-05 11:18:55,150 INFO L374 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 11:18:55,150 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 11:18:55,150 INFO L82 PathProgramCache]: Analyzing trace with hash -701979117, now seen corresponding path program 1 times [2021-07-05 11:18:55,150 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 11:18:55,150 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1207197735] [2021-07-05 11:18:55,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 11:18:55,151 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 11:18:55,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 11:18:55,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:18:55,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 11:18:55,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:18:55,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-05 11:18:55,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:18:55,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 11:18:55,175 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 11:18:55,175 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 11:18:55,176 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1207197735] [2021-07-05 11:18:55,176 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1207197735] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 11:18:55,176 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 11:18:55,176 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-05 11:18:55,177 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [124383207] [2021-07-05 11:18:55,177 INFO L425 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-05 11:18:55,177 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 11:18:55,177 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-05 11:18:55,178 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 11:18:55,178 INFO L87 Difference]: Start difference. First operand 2156 states and 3153 transitions. Second operand has 3 states, 3 states have (on average 33.333333333333336) internal successors, (100), 3 states have internal predecessors, (100), 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) [2021-07-05 11:18:55,327 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 11:18:55,327 INFO L93 Difference]: Finished difference Result 6060 states and 8917 transitions. [2021-07-05 11:18:55,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-05 11:18:55,328 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.333333333333336) internal successors, (100), 3 states have internal predecessors, (100), 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 100 [2021-07-05 11:18:55,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 11:18:55,338 INFO L225 Difference]: With dead ends: 6060 [2021-07-05 11:18:55,338 INFO L226 Difference]: Without dead ends: 4220 [2021-07-05 11:18:55,341 INFO L795 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 [2021-07-05 11:18:55,344 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4220 states. [2021-07-05 11:18:55,444 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4220 to 2164. [2021-07-05 11:18:55,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2164 states, 2163 states have (on average 1.4613962089690244) internal successors, (3161), 2163 states have internal predecessors, (3161), 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) [2021-07-05 11:18:55,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2164 states to 2164 states and 3161 transitions. [2021-07-05 11:18:55,450 INFO L78 Accepts]: Start accepts. Automaton has 2164 states and 3161 transitions. Word has length 100 [2021-07-05 11:18:55,450 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 11:18:55,450 INFO L442 AbstractCegarLoop]: Abstraction has 2164 states and 3161 transitions. [2021-07-05 11:18:55,451 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 33.333333333333336) internal successors, (100), 3 states have internal predecessors, (100), 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) [2021-07-05 11:18:55,451 INFO L276 IsEmpty]: Start isEmpty. Operand 2164 states and 3161 transitions. [2021-07-05 11:18:55,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-07-05 11:18:55,452 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 11:18:55,452 INFO L525 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] [2021-07-05 11:18:55,452 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-07-05 11:18:55,453 INFO L374 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 11:18:55,453 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 11:18:55,453 INFO L82 PathProgramCache]: Analyzing trace with hash -362041594, now seen corresponding path program 1 times [2021-07-05 11:18:55,453 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 11:18:55,453 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [663867050] [2021-07-05 11:18:55,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 11:18:55,454 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 11:18:55,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 11:18:55,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:18:55,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 11:18:55,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:18:55,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-05 11:18:55,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:18:55,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-07-05 11:18:55,503 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:18:55,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-07-05 11:18:55,509 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:18:55,509 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 11:18:55,510 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 11:18:55,510 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 11:18:55,510 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [663867050] [2021-07-05 11:18:55,510 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [663867050] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 11:18:55,510 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 11:18:55,510 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-07-05 11:18:55,511 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [971378567] [2021-07-05 11:18:55,511 INFO L425 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-05 11:18:55,511 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 11:18:55,511 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-05 11:18:55,511 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-07-05 11:18:55,512 INFO L87 Difference]: Start difference. First operand 2164 states and 3161 transitions. Second operand has 5 states, 5 states have (on average 20.2) internal successors, (101), 5 states have internal predecessors, (101), 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) [2021-07-05 11:18:55,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 11:18:55,693 INFO L93 Difference]: Finished difference Result 6246 states and 9104 transitions. [2021-07-05 11:18:55,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-05 11:18:55,693 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 20.2) internal successors, (101), 5 states have internal predecessors, (101), 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 101 [2021-07-05 11:18:55,694 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 11:18:55,702 INFO L225 Difference]: With dead ends: 6246 [2021-07-05 11:18:55,702 INFO L226 Difference]: Without dead ends: 4170 [2021-07-05 11:18:55,704 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 17.8ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-07-05 11:18:55,706 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4170 states. [2021-07-05 11:18:55,894 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4170 to 4168. [2021-07-05 11:18:55,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4168 states, 4167 states have (on average 1.4430045596352292) internal successors, (6013), 4167 states have internal predecessors, (6013), 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) [2021-07-05 11:18:55,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4168 states to 4168 states and 6013 transitions. [2021-07-05 11:18:55,907 INFO L78 Accepts]: Start accepts. Automaton has 4168 states and 6013 transitions. Word has length 101 [2021-07-05 11:18:55,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 11:18:55,908 INFO L442 AbstractCegarLoop]: Abstraction has 4168 states and 6013 transitions. [2021-07-05 11:18:55,908 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 20.2) internal successors, (101), 5 states have internal predecessors, (101), 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) [2021-07-05 11:18:55,908 INFO L276 IsEmpty]: Start isEmpty. Operand 4168 states and 6013 transitions. [2021-07-05 11:18:55,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-07-05 11:18:55,911 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 11:18:55,911 INFO L525 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] [2021-07-05 11:18:55,911 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-07-05 11:18:55,911 INFO L374 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 11:18:55,911 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 11:18:55,912 INFO L82 PathProgramCache]: Analyzing trace with hash 847440838, now seen corresponding path program 1 times [2021-07-05 11:18:55,912 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 11:18:55,912 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [629748412] [2021-07-05 11:18:55,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 11:18:55,912 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 11:18:55,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 11:18:55,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:18:55,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 11:18:55,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:18:55,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 11:18:55,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:18:55,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-07-05 11:18:55,964 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:18:55,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 11:18:55,965 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 11:18:55,965 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 11:18:55,965 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [629748412] [2021-07-05 11:18:55,965 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [629748412] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 11:18:55,966 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 11:18:55,966 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-07-05 11:18:55,966 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [829501560] [2021-07-05 11:18:55,966 INFO L425 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-07-05 11:18:55,966 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 11:18:55,967 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-07-05 11:18:55,967 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-07-05 11:18:55,967 INFO L87 Difference]: Start difference. First operand 4168 states and 6013 transitions. Second operand has 4 states, 4 states have (on average 25.25) internal successors, (101), 4 states have internal predecessors, (101), 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) [2021-07-05 11:18:56,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 11:18:56,187 INFO L93 Difference]: Finished difference Result 7276 states and 10481 transitions. [2021-07-05 11:18:56,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-05 11:18:56,187 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 25.25) internal successors, (101), 4 states have internal predecessors, (101), 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 101 [2021-07-05 11:18:56,187 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 11:18:56,195 INFO L225 Difference]: With dead ends: 7276 [2021-07-05 11:18:56,195 INFO L226 Difference]: Without dead ends: 3182 [2021-07-05 11:18:56,198 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 19.5ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-07-05 11:18:56,200 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3182 states. [2021-07-05 11:18:56,305 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3182 to 3182. [2021-07-05 11:18:56,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3182 states, 3181 states have (on average 1.4369695064445143) internal successors, (4571), 3181 states have internal predecessors, (4571), 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) [2021-07-05 11:18:56,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3182 states to 3182 states and 4571 transitions. [2021-07-05 11:18:56,319 INFO L78 Accepts]: Start accepts. Automaton has 3182 states and 4571 transitions. Word has length 101 [2021-07-05 11:18:56,319 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 11:18:56,319 INFO L442 AbstractCegarLoop]: Abstraction has 3182 states and 4571 transitions. [2021-07-05 11:18:56,319 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 25.25) internal successors, (101), 4 states have internal predecessors, (101), 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) [2021-07-05 11:18:56,320 INFO L276 IsEmpty]: Start isEmpty. Operand 3182 states and 4571 transitions. [2021-07-05 11:18:56,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-07-05 11:18:56,322 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 11:18:56,322 INFO L525 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] [2021-07-05 11:18:56,323 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-07-05 11:18:56,323 INFO L374 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 11:18:56,323 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 11:18:56,323 INFO L82 PathProgramCache]: Analyzing trace with hash 1568538744, now seen corresponding path program 1 times [2021-07-05 11:18:56,323 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 11:18:56,323 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1126022096] [2021-07-05 11:18:56,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 11:18:56,324 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 11:18:56,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 11:18:56,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:18:56,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 11:18:56,372 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:18:56,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-05 11:18:56,374 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:18:56,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-07-05 11:18:56,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:18:56,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 11:18:56,382 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 11:18:56,382 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 11:18:56,382 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1126022096] [2021-07-05 11:18:56,382 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1126022096] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 11:18:56,382 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 11:18:56,382 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-07-05 11:18:56,382 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [298232666] [2021-07-05 11:18:56,383 INFO L425 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-07-05 11:18:56,383 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 11:18:56,383 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-07-05 11:18:56,383 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-07-05 11:18:56,383 INFO L87 Difference]: Start difference. First operand 3182 states and 4571 transitions. Second operand has 4 states, 4 states have (on average 25.75) internal successors, (103), 4 states have internal predecessors, (103), 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) [2021-07-05 11:18:56,573 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 11:18:56,574 INFO L93 Difference]: Finished difference Result 8196 states and 11775 transitions. [2021-07-05 11:18:56,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-05 11:18:56,574 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 25.75) internal successors, (103), 4 states have internal predecessors, (103), 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 103 [2021-07-05 11:18:56,574 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 11:18:56,586 INFO L225 Difference]: With dead ends: 8196 [2021-07-05 11:18:56,587 INFO L226 Difference]: Without dead ends: 5136 [2021-07-05 11:18:56,591 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 11.1ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-07-05 11:18:56,595 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5136 states. [2021-07-05 11:18:56,817 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5136 to 5134. [2021-07-05 11:18:56,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5134 states, 5133 states have (on average 1.41691018897331) internal successors, (7273), 5133 states have internal predecessors, (7273), 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) [2021-07-05 11:18:56,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5134 states to 5134 states and 7273 transitions. [2021-07-05 11:18:56,833 INFO L78 Accepts]: Start accepts. Automaton has 5134 states and 7273 transitions. Word has length 103 [2021-07-05 11:18:56,833 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 11:18:56,833 INFO L442 AbstractCegarLoop]: Abstraction has 5134 states and 7273 transitions. [2021-07-05 11:18:56,834 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 25.75) internal successors, (103), 4 states have internal predecessors, (103), 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) [2021-07-05 11:18:56,834 INFO L276 IsEmpty]: Start isEmpty. Operand 5134 states and 7273 transitions. [2021-07-05 11:18:56,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-07-05 11:18:56,837 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 11:18:56,838 INFO L525 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] [2021-07-05 11:18:56,838 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-07-05 11:18:56,838 INFO L374 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 11:18:56,838 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 11:18:56,838 INFO L82 PathProgramCache]: Analyzing trace with hash 1396779373, now seen corresponding path program 1 times [2021-07-05 11:18:56,839 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 11:18:56,839 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1533085024] [2021-07-05 11:18:56,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 11:18:56,839 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 11:18:56,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 11:18:56,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:18:56,878 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 11:18:56,878 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:18:56,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 11:18:56,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:18:56,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-07-05 11:18:56,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:18:56,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 11:18:56,896 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 11:18:56,896 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 11:18:56,896 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1533085024] [2021-07-05 11:18:56,897 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1533085024] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 11:18:56,897 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 11:18:56,897 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-07-05 11:18:56,897 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [393127442] [2021-07-05 11:18:56,897 INFO L425 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-07-05 11:18:56,898 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 11:18:56,898 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-07-05 11:18:56,898 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-07-05 11:18:56,898 INFO L87 Difference]: Start difference. First operand 5134 states and 7273 transitions. Second operand has 4 states, 4 states have (on average 26.25) internal successors, (105), 4 states have internal predecessors, (105), 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) [2021-07-05 11:18:57,104 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 11:18:57,104 INFO L93 Difference]: Finished difference Result 9042 states and 12867 transitions. [2021-07-05 11:18:57,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-05 11:18:57,105 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 26.25) internal successors, (105), 4 states have internal predecessors, (105), 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 105 [2021-07-05 11:18:57,105 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 11:18:57,113 INFO L225 Difference]: With dead ends: 9042 [2021-07-05 11:18:57,113 INFO L226 Difference]: Without dead ends: 5134 [2021-07-05 11:18:57,118 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 19.9ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-07-05 11:18:57,122 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5134 states. [2021-07-05 11:18:57,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5134 to 5134. [2021-07-05 11:18:57,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5134 states, 5133 states have (on average 1.4167153711279954) internal successors, (7272), 5133 states have internal predecessors, (7272), 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) [2021-07-05 11:18:57,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5134 states to 5134 states and 7272 transitions. [2021-07-05 11:18:57,370 INFO L78 Accepts]: Start accepts. Automaton has 5134 states and 7272 transitions. Word has length 105 [2021-07-05 11:18:57,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 11:18:57,371 INFO L442 AbstractCegarLoop]: Abstraction has 5134 states and 7272 transitions. [2021-07-05 11:18:57,371 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 26.25) internal successors, (105), 4 states have internal predecessors, (105), 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) [2021-07-05 11:18:57,371 INFO L276 IsEmpty]: Start isEmpty. Operand 5134 states and 7272 transitions. [2021-07-05 11:18:57,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-07-05 11:18:57,374 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 11:18:57,374 INFO L525 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] [2021-07-05 11:18:57,374 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-07-05 11:18:57,375 INFO L374 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 11:18:57,375 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 11:18:57,375 INFO L82 PathProgramCache]: Analyzing trace with hash -149781974, now seen corresponding path program 1 times [2021-07-05 11:18:57,375 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 11:18:57,375 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [812535177] [2021-07-05 11:18:57,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 11:18:57,376 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 11:18:57,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 11:18:57,398 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:18:57,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 11:18:57,399 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:18:57,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-07-05 11:18:57,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:18:57,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 11:18:57,402 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 11:18:57,402 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 11:18:57,402 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [812535177] [2021-07-05 11:18:57,403 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [812535177] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 11:18:57,403 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 11:18:57,403 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-05 11:18:57,403 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1200954976] [2021-07-05 11:18:57,403 INFO L425 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-05 11:18:57,403 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 11:18:57,404 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-05 11:18:57,404 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 11:18:57,404 INFO L87 Difference]: Start difference. First operand 5134 states and 7272 transitions. Second operand has 3 states, 3 states have (on average 35.0) internal successors, (105), 3 states have internal predecessors, (105), 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) [2021-07-05 11:18:57,697 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 11:18:57,698 INFO L93 Difference]: Finished difference Result 11485 states and 16622 transitions. [2021-07-05 11:18:57,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-05 11:18:57,698 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 35.0) internal successors, (105), 3 states have internal predecessors, (105), 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 105 [2021-07-05 11:18:57,698 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 11:18:57,708 INFO L225 Difference]: With dead ends: 11485 [2021-07-05 11:18:57,708 INFO L226 Difference]: Without dead ends: 7705 [2021-07-05 11:18:57,711 INFO L795 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 [2021-07-05 11:18:57,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7705 states. [2021-07-05 11:18:58,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7705 to 7703. [2021-07-05 11:18:58,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7703 states, 7702 states have (on average 1.4088548428979486) internal successors, (10851), 7702 states have internal predecessors, (10851), 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) [2021-07-05 11:18:58,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7703 states to 7703 states and 10851 transitions. [2021-07-05 11:18:58,021 INFO L78 Accepts]: Start accepts. Automaton has 7703 states and 10851 transitions. Word has length 105 [2021-07-05 11:18:58,021 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 11:18:58,021 INFO L442 AbstractCegarLoop]: Abstraction has 7703 states and 10851 transitions. [2021-07-05 11:18:58,022 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 35.0) internal successors, (105), 3 states have internal predecessors, (105), 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) [2021-07-05 11:18:58,022 INFO L276 IsEmpty]: Start isEmpty. Operand 7703 states and 10851 transitions. [2021-07-05 11:18:58,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-07-05 11:18:58,027 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 11:18:58,027 INFO L525 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] [2021-07-05 11:18:58,028 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-07-05 11:18:58,028 INFO L374 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 11:18:58,028 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 11:18:58,028 INFO L82 PathProgramCache]: Analyzing trace with hash -1144720636, now seen corresponding path program 1 times [2021-07-05 11:18:58,028 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 11:18:58,028 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1017678681] [2021-07-05 11:18:58,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 11:18:58,029 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 11:18:58,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 11:18:58,066 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:18:58,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 11:18:58,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:18:58,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 11:18:58,070 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:18:58,070 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-07-05 11:18:58,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:18:58,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 11:18:58,084 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 11:18:58,084 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 11:18:58,084 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1017678681] [2021-07-05 11:18:58,084 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1017678681] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 11:18:58,084 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 11:18:58,084 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-07-05 11:18:58,084 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1564329917] [2021-07-05 11:18:58,085 INFO L425 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-07-05 11:18:58,085 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 11:18:58,085 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-07-05 11:18:58,085 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-07-05 11:18:58,085 INFO L87 Difference]: Start difference. First operand 7703 states and 10851 transitions. Second operand has 4 states, 4 states have (on average 26.75) internal successors, (107), 4 states have internal predecessors, (107), 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) [2021-07-05 11:18:58,350 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 11:18:58,350 INFO L93 Difference]: Finished difference Result 14133 states and 19940 transitions. [2021-07-05 11:18:58,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-05 11:18:58,351 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 26.75) internal successors, (107), 4 states have internal predecessors, (107), 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 107 [2021-07-05 11:18:58,351 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 11:18:58,361 INFO L225 Difference]: With dead ends: 14133 [2021-07-05 11:18:58,361 INFO L226 Difference]: Without dead ends: 6488 [2021-07-05 11:18:58,370 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 18.4ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-07-05 11:18:58,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6488 states. [2021-07-05 11:18:58,679 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6488 to 6488. [2021-07-05 11:18:58,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6488 states, 6487 states have (on average 1.4123631879142902) internal successors, (9162), 6487 states have internal predecessors, (9162), 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) [2021-07-05 11:18:58,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6488 states to 6488 states and 9162 transitions. [2021-07-05 11:18:58,696 INFO L78 Accepts]: Start accepts. Automaton has 6488 states and 9162 transitions. Word has length 107 [2021-07-05 11:18:58,696 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 11:18:58,696 INFO L442 AbstractCegarLoop]: Abstraction has 6488 states and 9162 transitions. [2021-07-05 11:18:58,697 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 26.75) internal successors, (107), 4 states have internal predecessors, (107), 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) [2021-07-05 11:18:58,697 INFO L276 IsEmpty]: Start isEmpty. Operand 6488 states and 9162 transitions. [2021-07-05 11:18:58,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-07-05 11:18:58,702 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 11:18:58,702 INFO L525 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] [2021-07-05 11:18:58,702 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-07-05 11:18:58,702 INFO L374 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 11:18:58,703 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 11:18:58,703 INFO L82 PathProgramCache]: Analyzing trace with hash 283732528, now seen corresponding path program 1 times [2021-07-05 11:18:58,703 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 11:18:58,703 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1204170843] [2021-07-05 11:18:58,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 11:18:58,704 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 11:18:58,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 11:18:58,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:18:58,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 11:18:58,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:18:58,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-05 11:18:58,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:18:58,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-07-05 11:18:58,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:18:58,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 11:18:58,760 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 11:18:58,760 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 11:18:58,760 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1204170843] [2021-07-05 11:18:58,760 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1204170843] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 11:18:58,760 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 11:18:58,760 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-07-05 11:18:58,760 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1174114648] [2021-07-05 11:18:58,761 INFO L425 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-07-05 11:18:58,761 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 11:18:58,761 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-07-05 11:18:58,761 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-07-05 11:18:58,762 INFO L87 Difference]: Start difference. First operand 6488 states and 9162 transitions. Second operand has 4 states, 4 states have (on average 27.25) internal successors, (109), 4 states have internal predecessors, (109), 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) [2021-07-05 11:18:59,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 11:18:59,056 INFO L93 Difference]: Finished difference Result 12205 states and 17223 transitions. [2021-07-05 11:18:59,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-05 11:18:59,057 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 27.25) internal successors, (109), 4 states have internal predecessors, (109), 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 109 [2021-07-05 11:18:59,057 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 11:18:59,066 INFO L225 Difference]: With dead ends: 12205 [2021-07-05 11:18:59,066 INFO L226 Difference]: Without dead ends: 5976 [2021-07-05 11:18:59,073 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 11.8ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-07-05 11:18:59,077 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5976 states. [2021-07-05 11:18:59,375 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5976 to 5904. [2021-07-05 11:18:59,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5904 states, 5903 states have (on average 1.3999661189225818) internal successors, (8264), 5903 states have internal predecessors, (8264), 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) [2021-07-05 11:18:59,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5904 states to 5904 states and 8264 transitions. [2021-07-05 11:18:59,387 INFO L78 Accepts]: Start accepts. Automaton has 5904 states and 8264 transitions. Word has length 109 [2021-07-05 11:18:59,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 11:18:59,387 INFO L442 AbstractCegarLoop]: Abstraction has 5904 states and 8264 transitions. [2021-07-05 11:18:59,387 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 27.25) internal successors, (109), 4 states have internal predecessors, (109), 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) [2021-07-05 11:18:59,387 INFO L276 IsEmpty]: Start isEmpty. Operand 5904 states and 8264 transitions. [2021-07-05 11:18:59,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-07-05 11:18:59,392 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 11:18:59,392 INFO L525 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, 1] [2021-07-05 11:18:59,392 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-07-05 11:18:59,392 INFO L374 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 11:18:59,392 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 11:18:59,392 INFO L82 PathProgramCache]: Analyzing trace with hash -654014512, now seen corresponding path program 1 times [2021-07-05 11:18:59,393 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 11:18:59,393 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1308150837] [2021-07-05 11:18:59,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 11:18:59,393 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 11:18:59,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 11:18:59,410 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:18:59,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 11:18:59,411 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:18:59,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-05 11:18:59,414 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:18:59,414 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 11:18:59,414 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 11:18:59,414 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 11:18:59,414 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1308150837] [2021-07-05 11:18:59,415 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1308150837] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 11:18:59,415 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 11:18:59,415 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-05 11:18:59,415 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [446881912] [2021-07-05 11:18:59,415 INFO L425 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-05 11:18:59,415 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 11:18:59,416 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-05 11:18:59,416 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 11:18:59,416 INFO L87 Difference]: Start difference. First operand 5904 states and 8264 transitions. Second operand has 3 states, 3 states have (on average 37.0) internal successors, (111), 3 states have internal predecessors, (111), 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) [2021-07-05 11:18:59,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 11:18:59,895 INFO L93 Difference]: Finished difference Result 14568 states and 21078 transitions. [2021-07-05 11:18:59,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-05 11:18:59,896 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 37.0) internal successors, (111), 3 states have internal predecessors, (111), 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 111 [2021-07-05 11:18:59,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 11:18:59,911 INFO L225 Difference]: With dead ends: 14568 [2021-07-05 11:18:59,911 INFO L226 Difference]: Without dead ends: 10678 [2021-07-05 11:18:59,918 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.7ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 11:18:59,926 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10678 states. [2021-07-05 11:19:00,400 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10678 to 10676. [2021-07-05 11:19:00,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10676 states, 10675 states have (on average 1.4154566744730679) internal successors, (15110), 10675 states have internal predecessors, (15110), 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) [2021-07-05 11:19:00,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10676 states to 10676 states and 15110 transitions. [2021-07-05 11:19:00,422 INFO L78 Accepts]: Start accepts. Automaton has 10676 states and 15110 transitions. Word has length 111 [2021-07-05 11:19:00,422 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 11:19:00,422 INFO L442 AbstractCegarLoop]: Abstraction has 10676 states and 15110 transitions. [2021-07-05 11:19:00,422 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 37.0) internal successors, (111), 3 states have internal predecessors, (111), 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) [2021-07-05 11:19:00,422 INFO L276 IsEmpty]: Start isEmpty. Operand 10676 states and 15110 transitions. [2021-07-05 11:19:00,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-07-05 11:19:00,429 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 11:19:00,429 INFO L525 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, 1] [2021-07-05 11:19:00,429 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-07-05 11:19:00,429 INFO L374 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 11:19:00,429 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 11:19:00,430 INFO L82 PathProgramCache]: Analyzing trace with hash -1191527915, now seen corresponding path program 1 times [2021-07-05 11:19:00,430 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 11:19:00,430 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2127327854] [2021-07-05 11:19:00,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 11:19:00,430 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 11:19:00,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 11:19:00,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:19:00,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 11:19:00,461 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:19:00,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 11:19:00,464 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:19:00,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-07-05 11:19:00,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:19:00,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 11:19:00,477 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 11:19:00,477 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 11:19:00,477 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2127327854] [2021-07-05 11:19:00,478 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2127327854] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 11:19:00,478 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 11:19:00,478 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-07-05 11:19:00,478 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1071640029] [2021-07-05 11:19:00,478 INFO L425 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-07-05 11:19:00,478 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 11:19:00,479 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-07-05 11:19:00,479 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-07-05 11:19:00,479 INFO L87 Difference]: Start difference. First operand 10676 states and 15110 transitions. Second operand has 4 states, 4 states have (on average 27.75) internal successors, (111), 4 states have internal predecessors, (111), 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) [2021-07-05 11:19:00,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 11:19:00,789 INFO L93 Difference]: Finished difference Result 14918 states and 21198 transitions. [2021-07-05 11:19:00,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-05 11:19:00,789 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 27.75) internal successors, (111), 4 states have internal predecessors, (111), 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 111 [2021-07-05 11:19:00,790 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 11:19:00,803 INFO L225 Difference]: With dead ends: 14918 [2021-07-05 11:19:00,804 INFO L226 Difference]: Without dead ends: 9242 [2021-07-05 11:19:00,811 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 17.7ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-07-05 11:19:00,818 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9242 states. [2021-07-05 11:19:01,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9242 to 9242. [2021-07-05 11:19:01,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9242 states, 9241 states have (on average 1.4129423222594957) internal successors, (13057), 9241 states have internal predecessors, (13057), 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) [2021-07-05 11:19:01,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9242 states to 9242 states and 13057 transitions. [2021-07-05 11:19:01,215 INFO L78 Accepts]: Start accepts. Automaton has 9242 states and 13057 transitions. Word has length 111 [2021-07-05 11:19:01,215 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 11:19:01,215 INFO L442 AbstractCegarLoop]: Abstraction has 9242 states and 13057 transitions. [2021-07-05 11:19:01,215 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 27.75) internal successors, (111), 4 states have internal predecessors, (111), 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) [2021-07-05 11:19:01,215 INFO L276 IsEmpty]: Start isEmpty. Operand 9242 states and 13057 transitions. [2021-07-05 11:19:01,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-07-05 11:19:01,221 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 11:19:01,221 INFO L525 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, 1, 1, 1] [2021-07-05 11:19:01,221 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-07-05 11:19:01,221 INFO L374 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 11:19:01,221 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 11:19:01,222 INFO L82 PathProgramCache]: Analyzing trace with hash 607555510, now seen corresponding path program 1 times [2021-07-05 11:19:01,222 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 11:19:01,222 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [405830586] [2021-07-05 11:19:01,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 11:19:01,222 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 11:19:01,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 11:19:01,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:19:01,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-05 11:19:01,263 INFO L142 QuantifierPusher]: treesize reduction 17, result has 37.0 percent of original size [2021-07-05 11:19:01,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-07-05 11:19:01,268 INFO L142 QuantifierPusher]: treesize reduction 23, result has 14.8 percent of original size [2021-07-05 11:19:01,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-05 11:19:01,271 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:19:01,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-05 11:19:01,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:19:01,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 11:19:01,278 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 11:19:01,278 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 11:19:01,278 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [405830586] [2021-07-05 11:19:01,278 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [405830586] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 11:19:01,278 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 11:19:01,278 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-07-05 11:19:01,278 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [749659069] [2021-07-05 11:19:01,279 INFO L425 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-05 11:19:01,279 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 11:19:01,279 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-05 11:19:01,279 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-07-05 11:19:01,280 INFO L87 Difference]: Start difference. First operand 9242 states and 13057 transitions. Second operand has 6 states, 6 states have (on average 18.833333333333332) internal successors, (113), 5 states have internal predecessors, (113), 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) [2021-07-05 11:19:01,813 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 11:19:01,813 INFO L93 Difference]: Finished difference Result 18302 states and 26948 transitions. [2021-07-05 11:19:01,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-05 11:19:01,814 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 18.833333333333332) internal successors, (113), 5 states have internal predecessors, (113), 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 113 [2021-07-05 11:19:01,814 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 11:19:01,857 INFO L225 Difference]: With dead ends: 18302 [2021-07-05 11:19:01,857 INFO L226 Difference]: Without dead ends: 10834 [2021-07-05 11:19:01,876 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 19.5ms TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2021-07-05 11:19:01,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10834 states. [2021-07-05 11:19:02,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10834 to 8378. [2021-07-05 11:19:02,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8378 states, 8377 states have (on average 1.4309418646293421) internal successors, (11987), 8377 states have internal predecessors, (11987), 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) [2021-07-05 11:19:02,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8378 states to 8378 states and 11987 transitions. [2021-07-05 11:19:02,363 INFO L78 Accepts]: Start accepts. Automaton has 8378 states and 11987 transitions. Word has length 113 [2021-07-05 11:19:02,363 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 11:19:02,363 INFO L442 AbstractCegarLoop]: Abstraction has 8378 states and 11987 transitions. [2021-07-05 11:19:02,364 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 18.833333333333332) internal successors, (113), 5 states have internal predecessors, (113), 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) [2021-07-05 11:19:02,364 INFO L276 IsEmpty]: Start isEmpty. Operand 8378 states and 11987 transitions. [2021-07-05 11:19:02,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-07-05 11:19:02,368 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 11:19:02,368 INFO L525 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, 1, 1, 1] [2021-07-05 11:19:02,368 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-07-05 11:19:02,369 INFO L374 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 11:19:02,369 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 11:19:02,369 INFO L82 PathProgramCache]: Analyzing trace with hash -816153775, now seen corresponding path program 1 times [2021-07-05 11:19:02,369 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 11:19:02,369 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [743977852] [2021-07-05 11:19:02,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 11:19:02,370 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 11:19:02,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 11:19:02,403 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:19:02,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 11:19:02,405 INFO L142 QuantifierPusher]: treesize reduction 8, result has 73.3 percent of original size [2021-07-05 11:19:02,406 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-07-05 11:19:02,414 INFO L142 QuantifierPusher]: treesize reduction 8, result has 76.5 percent of original size [2021-07-05 11:19:02,414 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-07-05 11:19:02,423 INFO L142 QuantifierPusher]: treesize reduction 15, result has 48.3 percent of original size [2021-07-05 11:19:02,423 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-07-05 11:19:02,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:19:02,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 11:19:02,432 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 11:19:02,432 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 11:19:02,432 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [743977852] [2021-07-05 11:19:02,432 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [743977852] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 11:19:02,432 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 11:19:02,432 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-07-05 11:19:02,433 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1185223902] [2021-07-05 11:19:02,433 INFO L425 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-05 11:19:02,433 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 11:19:02,433 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-05 11:19:02,433 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-07-05 11:19:02,434 INFO L87 Difference]: Start difference. First operand 8378 states and 11987 transitions. Second operand has 5 states, 5 states have (on average 22.6) internal successors, (113), 5 states have internal predecessors, (113), 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) [2021-07-05 11:19:03,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 11:19:03,233 INFO L93 Difference]: Finished difference Result 18958 states and 28669 transitions. [2021-07-05 11:19:03,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-05 11:19:03,233 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 22.6) internal successors, (113), 5 states have internal predecessors, (113), 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 113 [2021-07-05 11:19:03,234 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 11:19:03,249 INFO L225 Difference]: With dead ends: 18958 [2021-07-05 11:19:03,249 INFO L226 Difference]: Without dead ends: 13668 [2021-07-05 11:19:03,257 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 38.7ms TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2021-07-05 11:19:03,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13668 states. [2021-07-05 11:19:04,093 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13668 to 13630. [2021-07-05 11:19:04,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13630 states, 13629 states have (on average 1.4703206398121653) internal successors, (20039), 13629 states have internal predecessors, (20039), 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) [2021-07-05 11:19:04,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13630 states to 13630 states and 20039 transitions. [2021-07-05 11:19:04,115 INFO L78 Accepts]: Start accepts. Automaton has 13630 states and 20039 transitions. Word has length 113 [2021-07-05 11:19:04,116 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 11:19:04,116 INFO L442 AbstractCegarLoop]: Abstraction has 13630 states and 20039 transitions. [2021-07-05 11:19:04,116 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 22.6) internal successors, (113), 5 states have internal predecessors, (113), 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) [2021-07-05 11:19:04,116 INFO L276 IsEmpty]: Start isEmpty. Operand 13630 states and 20039 transitions. [2021-07-05 11:19:04,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-07-05 11:19:04,122 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 11:19:04,123 INFO L525 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, 1, 1, 1] [2021-07-05 11:19:04,123 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-07-05 11:19:04,123 INFO L374 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 11:19:04,123 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 11:19:04,123 INFO L82 PathProgramCache]: Analyzing trace with hash 1215309840, now seen corresponding path program 1 times [2021-07-05 11:19:04,123 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 11:19:04,123 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1439188475] [2021-07-05 11:19:04,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 11:19:04,124 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 11:19:04,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 11:19:04,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:19:04,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 11:19:04,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:19:04,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 11:19:04,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:19:04,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 144 [2021-07-05 11:19:04,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:19:04,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-07-05 11:19:04,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:19:04,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-07-05 11:19:04,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:19:04,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-07-05 11:19:04,220 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:19:04,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-05 11:19:04,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:19:04,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 11:19:04,224 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 11:19:04,225 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 11:19:04,225 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1439188475] [2021-07-05 11:19:04,225 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1439188475] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 11:19:04,225 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 11:19:04,225 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-05 11:19:04,225 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [693401237] [2021-07-05 11:19:04,226 INFO L425 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-05 11:19:04,226 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 11:19:04,226 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-05 11:19:04,227 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-07-05 11:19:04,227 INFO L87 Difference]: Start difference. First operand 13630 states and 20039 transitions. Second operand has 8 states, 8 states have (on average 14.125) internal successors, (113), 8 states have internal predecessors, (113), 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) [2021-07-05 11:19:04,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 11:19:04,843 INFO L93 Difference]: Finished difference Result 24903 states and 37355 transitions. [2021-07-05 11:19:04,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-05 11:19:04,843 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 14.125) internal successors, (113), 8 states have internal predecessors, (113), 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 113 [2021-07-05 11:19:04,844 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 11:19:04,856 INFO L225 Difference]: With dead ends: 24903 [2021-07-05 11:19:04,856 INFO L226 Difference]: Without dead ends: 13632 [2021-07-05 11:19:04,867 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 53.8ms TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2021-07-05 11:19:04,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13632 states. [2021-07-05 11:19:05,445 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13632 to 13630. [2021-07-05 11:19:05,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13630 states, 13629 states have (on average 1.4637170738865655) internal successors, (19949), 13629 states have internal predecessors, (19949), 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) [2021-07-05 11:19:05,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13630 states to 13630 states and 19949 transitions. [2021-07-05 11:19:05,471 INFO L78 Accepts]: Start accepts. Automaton has 13630 states and 19949 transitions. Word has length 113 [2021-07-05 11:19:05,472 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 11:19:05,472 INFO L442 AbstractCegarLoop]: Abstraction has 13630 states and 19949 transitions. [2021-07-05 11:19:05,472 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 14.125) internal successors, (113), 8 states have internal predecessors, (113), 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) [2021-07-05 11:19:05,472 INFO L276 IsEmpty]: Start isEmpty. Operand 13630 states and 19949 transitions. [2021-07-05 11:19:05,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-07-05 11:19:05,476 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 11:19:05,477 INFO L525 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, 1, 1, 1] [2021-07-05 11:19:05,477 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-07-05 11:19:05,477 INFO L374 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 11:19:05,477 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 11:19:05,477 INFO L82 PathProgramCache]: Analyzing trace with hash -764853914, now seen corresponding path program 1 times [2021-07-05 11:19:05,477 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 11:19:05,478 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2033990177] [2021-07-05 11:19:05,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 11:19:05,478 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 11:19:05,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 11:19:05,510 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:19:05,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-05 11:19:05,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:19:05,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-07-05 11:19:05,518 INFO L142 QuantifierPusher]: treesize reduction 9, result has 50.0 percent of original size [2021-07-05 11:19:05,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-05 11:19:05,523 INFO L142 QuantifierPusher]: treesize reduction 10, result has 28.6 percent of original size [2021-07-05 11:19:05,523 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-05 11:19:05,527 INFO L142 QuantifierPusher]: treesize reduction 12, result has 7.7 percent of original size [2021-07-05 11:19:05,527 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 11:19:05,527 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:19:05,527 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 11:19:05,528 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 11:19:05,528 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 11:19:05,528 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2033990177] [2021-07-05 11:19:05,528 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2033990177] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 11:19:05,528 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 11:19:05,528 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-07-05 11:19:05,528 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [229464427] [2021-07-05 11:19:05,529 INFO L425 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-05 11:19:05,529 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 11:19:05,529 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-05 11:19:05,529 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-07-05 11:19:05,529 INFO L87 Difference]: Start difference. First operand 13630 states and 19949 transitions. Second operand has 6 states, 6 states have (on average 18.833333333333332) internal successors, (113), 5 states have internal predecessors, (113), 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) [2021-07-05 11:19:07,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 11:19:07,375 INFO L93 Difference]: Finished difference Result 47590 states and 71374 transitions. [2021-07-05 11:19:07,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-05 11:19:07,376 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 18.833333333333332) internal successors, (113), 5 states have internal predecessors, (113), 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 113 [2021-07-05 11:19:07,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 11:19:07,410 INFO L225 Difference]: With dead ends: 47590 [2021-07-05 11:19:07,411 INFO L226 Difference]: Without dead ends: 35066 [2021-07-05 11:19:07,424 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 21.5ms TimeCoverageRelationStatistics Valid=25, Invalid=31, Unknown=0, NotChecked=0, Total=56 [2021-07-05 11:19:07,440 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35066 states. [2021-07-05 11:19:09,322 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35066 to 35062. [2021-07-05 11:19:09,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35062 states, 35061 states have (on average 1.495992698439862) internal successors, (52451), 35061 states have internal predecessors, (52451), 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) [2021-07-05 11:19:09,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35062 states to 35062 states and 52451 transitions. [2021-07-05 11:19:09,392 INFO L78 Accepts]: Start accepts. Automaton has 35062 states and 52451 transitions. Word has length 113 [2021-07-05 11:19:09,393 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 11:19:09,393 INFO L442 AbstractCegarLoop]: Abstraction has 35062 states and 52451 transitions. [2021-07-05 11:19:09,393 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 18.833333333333332) internal successors, (113), 5 states have internal predecessors, (113), 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) [2021-07-05 11:19:09,393 INFO L276 IsEmpty]: Start isEmpty. Operand 35062 states and 52451 transitions. [2021-07-05 11:19:09,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-07-05 11:19:09,398 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 11:19:09,398 INFO L525 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, 1, 1, 1] [2021-07-05 11:19:09,398 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-07-05 11:19:09,399 INFO L374 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 11:19:09,399 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 11:19:09,399 INFO L82 PathProgramCache]: Analyzing trace with hash 1910968843, now seen corresponding path program 1 times [2021-07-05 11:19:09,399 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 11:19:09,399 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [592937080] [2021-07-05 11:19:09,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 11:19:09,399 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 11:19:09,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 11:19:09,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:19:09,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 11:19:09,482 INFO L142 QuantifierPusher]: treesize reduction 10, result has 81.5 percent of original size [2021-07-05 11:19:09,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-07-05 11:19:09,505 INFO L142 QuantifierPusher]: treesize reduction 10, result has 80.8 percent of original size [2021-07-05 11:19:09,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-07-05 11:19:09,533 INFO L142 QuantifierPusher]: treesize reduction 10, result has 81.8 percent of original size [2021-07-05 11:19:09,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-07-05 11:19:09,564 INFO L142 QuantifierPusher]: treesize reduction 6, result has 90.0 percent of original size [2021-07-05 11:19:09,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-07-05 11:19:09,602 INFO L142 QuantifierPusher]: treesize reduction 3, result has 95.7 percent of original size [2021-07-05 11:19:09,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-07-05 11:19:09,649 INFO L142 QuantifierPusher]: treesize reduction 3, result has 95.0 percent of original size [2021-07-05 11:19:09,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-07-05 11:19:09,692 INFO L142 QuantifierPusher]: treesize reduction 6, result has 82.9 percent of original size [2021-07-05 11:19:09,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-07-05 11:19:09,722 INFO L142 QuantifierPusher]: treesize reduction 19, result has 77.6 percent of original size [2021-07-05 11:19:09,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-07-05 11:19:09,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:19:09,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-07-05 11:19:09,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:19:09,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-07-05 11:19:09,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:19:09,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-07-05 11:19:09,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:19:09,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-07-05 11:19:09,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:19:09,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-07-05 11:19:09,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:19:09,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-07-05 11:19:09,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:19:09,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-07-05 11:19:09,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:19:09,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-07-05 11:19:10,005 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:19:10,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-07-05 11:19:10,022 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:19:10,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-05 11:19:10,045 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:19:10,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-05 11:19:10,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 11:19:10,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 11:19:10,065 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 11:19:10,065 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 11:19:10,065 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [592937080] [2021-07-05 11:19:10,065 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [592937080] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 11:19:10,065 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 11:19:10,065 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [21] imperfect sequences [] total 21 [2021-07-05 11:19:10,065 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [999786234] [2021-07-05 11:19:10,066 INFO L425 AbstractCegarLoop]: Interpolant automaton has 21 states [2021-07-05 11:19:10,066 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 11:19:10,066 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-07-05 11:19:10,066 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=371, Unknown=0, NotChecked=0, Total=420 [2021-07-05 11:19:10,066 INFO L87 Difference]: Start difference. First operand 35062 states and 52451 transitions. Second operand has 21 states, 21 states have (on average 5.380952380952381) internal successors, (113), 21 states have internal predecessors, (113), 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) [2021-07-05 11:19:10,793 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 62 [2021-07-05 11:19:11,118 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 75 [2021-07-05 11:19:11,298 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 82 [2021-07-05 11:19:11,515 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 84 [2021-07-05 11:19:11,715 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 87 [2021-07-05 11:19:11,943 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 59 [2021-07-05 11:19:12,126 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 59 [2021-07-05 11:19:12,951 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 51 [2021-07-05 11:19:16,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 11:19:16,337 INFO L93 Difference]: Finished difference Result 57697 states and 86651 transitions. [2021-07-05 11:19:16,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-05 11:19:16,338 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 21 states have (on average 5.380952380952381) internal successors, (113), 21 states have internal predecessors, (113), 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 113 [2021-07-05 11:19:16,338 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 11:19:16,398 INFO L225 Difference]: With dead ends: 57697 [2021-07-05 11:19:16,398 INFO L226 Difference]: Without dead ends: 43631 [2021-07-05 11:19:16,422 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 171 ImplicationChecksByTransitivity, 2598.1ms TimeCoverageRelationStatistics Valid=301, Invalid=1105, Unknown=0, NotChecked=0, Total=1406 [2021-07-05 11:19:16,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43631 states. [2021-07-05 11:19:18,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43631 to 35625. [2021-07-05 11:19:18,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35625 states, 35624 states have (on average 1.4912137884572199) internal successors, (53123), 35624 states have internal predecessors, (53123), 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) [2021-07-05 11:19:18,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35625 states to 35625 states and 53123 transitions. [2021-07-05 11:19:18,592 INFO L78 Accepts]: Start accepts. Automaton has 35625 states and 53123 transitions. Word has length 113 [2021-07-05 11:19:18,593 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 11:19:18,593 INFO L442 AbstractCegarLoop]: Abstraction has 35625 states and 53123 transitions. [2021-07-05 11:19:18,593 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 21 states, 21 states have (on average 5.380952380952381) internal successors, (113), 21 states have internal predecessors, (113), 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) [2021-07-05 11:19:18,593 INFO L276 IsEmpty]: Start isEmpty. Operand 35625 states and 53123 transitions. [2021-07-05 11:19:18,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-07-05 11:19:18,599 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 11:19:18,599 INFO L525 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, 1, 1, 1] [2021-07-05 11:19:18,599 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-07-05 11:19:18,599 INFO L374 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 11:19:18,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 11:19:18,600 INFO L82 PathProgramCache]: Analyzing trace with hash 655744324, now seen corresponding path program 1 times [2021-07-05 11:19:18,600 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 11:19:18,600 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [709627053] [2021-07-05 11:19:18,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 11:19:18,600 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 11:19:18,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-05 11:19:18,633 INFO L224 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-05 11:19:18,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-05 11:19:18,663 INFO L224 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-05 11:19:18,703 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-07-05 11:19:18,703 INFO L639 BasicCegarLoop]: Counterexample is feasible [2021-07-05 11:19:18,705 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-07-05 11:19:18,705 WARN L182 nStatisticsGenerator]: total relevant statements: 0 [2021-07-05 11:19:18,858 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.07 11:19:18 BoogieIcfgContainer [2021-07-05 11:19:18,858 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-05 11:19:18,858 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-07-05 11:19:18,858 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-07-05 11:19:18,858 INFO L275 PluginConnector]: Witness Printer initialized [2021-07-05 11:19:18,859 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.07 11:18:53" (3/4) ... [2021-07-05 11:19:18,860 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-07-05 11:19:18,979 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-07-05 11:19:18,980 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-07-05 11:19:18,980 INFO L168 Benchmark]: Toolchain (without parser) took 26870.37 ms. Allocated memory was 65.0 MB in the beginning and 5.7 GB in the end (delta: 5.7 GB). Free memory was 40.1 MB in the beginning and 3.8 GB in the end (delta: -3.8 GB). Peak memory consumption was 1.9 GB. Max. memory is 16.1 GB. [2021-07-05 11:19:18,980 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 52.4 MB. Free memory was 32.7 MB in the beginning and 32.6 MB in the end (delta: 36.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-07-05 11:19:18,981 INFO L168 Benchmark]: CACSL2BoogieTranslator took 475.17 ms. Allocated memory is still 65.0 MB. Free memory was 39.9 MB in the beginning and 37.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-07-05 11:19:18,981 INFO L168 Benchmark]: Boogie Procedure Inliner took 58.52 ms. Allocated memory is still 65.0 MB. Free memory was 37.8 MB in the beginning and 34.1 MB in the end (delta: 3.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-07-05 11:19:18,981 INFO L168 Benchmark]: Boogie Preprocessor took 29.77 ms. Allocated memory is still 65.0 MB. Free memory was 34.1 MB in the beginning and 45.5 MB in the end (delta: -11.4 MB). Peak memory consumption was 8.7 MB. Max. memory is 16.1 GB. [2021-07-05 11:19:18,984 INFO L168 Benchmark]: RCFGBuilder took 689.89 ms. Allocated memory was 65.0 MB in the beginning and 88.1 MB in the end (delta: 23.1 MB). Free memory was 45.5 MB in the beginning and 47.3 MB in the end (delta: -1.7 MB). Peak memory consumption was 32.0 MB. Max. memory is 16.1 GB. [2021-07-05 11:19:18,984 INFO L168 Benchmark]: TraceAbstraction took 25489.54 ms. Allocated memory was 88.1 MB in the beginning and 5.7 GB in the end (delta: 5.6 GB). Free memory was 47.3 MB in the beginning and 3.8 GB in the end (delta: -3.8 GB). Peak memory consumption was 1.9 GB. Max. memory is 16.1 GB. [2021-07-05 11:19:18,987 INFO L168 Benchmark]: Witness Printer took 121.50 ms. Allocated memory is still 5.7 GB. Free memory was 3.8 GB in the beginning and 3.8 GB in the end (delta: 42.1 MB). Peak memory consumption was 41.9 MB. Max. memory is 16.1 GB. [2021-07-05 11:19:18,988 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 52.4 MB. Free memory was 32.7 MB in the beginning and 32.6 MB in the end (delta: 36.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 475.17 ms. Allocated memory is still 65.0 MB. Free memory was 39.9 MB in the beginning and 37.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 58.52 ms. Allocated memory is still 65.0 MB. Free memory was 37.8 MB in the beginning and 34.1 MB in the end (delta: 3.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 29.77 ms. Allocated memory is still 65.0 MB. Free memory was 34.1 MB in the beginning and 45.5 MB in the end (delta: -11.4 MB). Peak memory consumption was 8.7 MB. Max. memory is 16.1 GB. * RCFGBuilder took 689.89 ms. Allocated memory was 65.0 MB in the beginning and 88.1 MB in the end (delta: 23.1 MB). Free memory was 45.5 MB in the beginning and 47.3 MB in the end (delta: -1.7 MB). Peak memory consumption was 32.0 MB. Max. memory is 16.1 GB. * TraceAbstraction took 25489.54 ms. Allocated memory was 88.1 MB in the beginning and 5.7 GB in the end (delta: 5.6 GB). Free memory was 47.3 MB in the beginning and 3.8 GB in the end (delta: -3.8 GB). Peak memory consumption was 1.9 GB. Max. memory is 16.1 GB. * Witness Printer took 121.50 ms. Allocated memory is still 5.7 GB. Free memory was 3.8 GB in the beginning and 3.8 GB in the end (delta: 42.1 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: 541]: 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_1389; [L73] int __return_1499; VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=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] [L76] int main__c1; [L77] int main__i2; [L78] main__c1 = 0 [L79] ep12 = __VERIFIER_nondet_bool() [L80] ep13 = __VERIFIER_nondet_bool() [L81] ep21 = __VERIFIER_nondet_bool() [L82] ep23 = __VERIFIER_nondet_bool() [L83] ep31 = __VERIFIER_nondet_bool() [L84] ep32 = __VERIFIER_nondet_bool() [L85] id1 = __VERIFIER_nondet_char() [L86] r1 = __VERIFIER_nondet_uchar() [L87] st1 = __VERIFIER_nondet_char() [L88] nl1 = __VERIFIER_nondet_char() [L89] m1 = __VERIFIER_nondet_char() [L90] max1 = __VERIFIER_nondet_char() [L91] mode1 = __VERIFIER_nondet_bool() [L92] id2 = __VERIFIER_nondet_char() [L93] r2 = __VERIFIER_nondet_uchar() [L94] st2 = __VERIFIER_nondet_char() [L95] nl2 = __VERIFIER_nondet_char() [L96] m2 = __VERIFIER_nondet_char() [L97] max2 = __VERIFIER_nondet_char() [L98] mode2 = __VERIFIER_nondet_bool() [L99] id3 = __VERIFIER_nondet_char() [L100] r3 = __VERIFIER_nondet_uchar() [L101] st3 = __VERIFIER_nondet_char() [L102] nl3 = __VERIFIER_nondet_char() [L103] m3 = __VERIFIER_nondet_char() [L104] max3 = __VERIFIER_nondet_char() [L105] mode3 = __VERIFIER_nondet_bool() [L107] _Bool init__r121; [L108] _Bool init__r131; [L109] _Bool init__r211; [L110] _Bool init__r231; [L111] _Bool init__r311; [L112] _Bool init__r321; [L113] _Bool init__r122; [L114] int init__tmp; [L115] _Bool init__r132; [L116] int init__tmp___0; [L117] _Bool init__r212; [L118] int init__tmp___1; [L119] _Bool init__r232; [L120] int init__tmp___2; [L121] _Bool init__r312; [L122] int init__tmp___3; [L123] _Bool init__r322; [L124] int init__tmp___4; [L125] int init__tmp___5; [L126] init__r121 = ep12 [L127] init__r131 = ep13 [L128] init__r211 = ep21 [L129] init__r231 = ep23 [L130] init__r311 = ep31 [L131] init__r321 = ep32 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=-2, m2=-4, m3=-3, max1=7, max2=8, max3=6, 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] [L132] COND TRUE !(init__r121 == 0) [L134] init__tmp = 1 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=-2, m2=-4, m3=-3, max1=7, max2=8, max3=6, 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] [L136] init__r122 = (_Bool)init__tmp VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=-2, m2=-4, m3=-3, max1=7, max2=8, max3=6, 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] COND FALSE !(!(init__r131 == 0)) VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=-2, m2=-4, m3=-3, max1=7, max2=8, max3=6, 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] [L1617] COND TRUE !(init__r121 == 0) VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=-2, m2=-4, m3=-3, max1=7, max2=8, max3=6, 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] [L1619] COND TRUE !(ep23 == 0) [L1621] init__tmp___0 = 1 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=-2, m2=-4, m3=-3, max1=7, max2=8, max3=6, 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] [L141] init__r132 = (_Bool)init__tmp___0 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=-2, m2=-4, m3=-3, max1=7, max2=8, max3=6, 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] COND FALSE !(!(init__r211 == 0)) VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=-2, m2=-4, m3=-3, max1=7, max2=8, max3=6, 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] [L1594] COND TRUE !(init__r231 == 0) VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=-2, m2=-4, m3=-3, max1=7, max2=8, max3=6, 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] [L1596] COND TRUE !(ep31 == 0) [L1598] init__tmp___1 = 1 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=-2, m2=-4, m3=-3, max1=7, max2=8, max3=6, 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] [L146] init__r212 = (_Bool)init__tmp___1 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=-2, m2=-4, m3=-3, max1=7, max2=8, max3=6, 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] COND TRUE !(init__r231 == 0) [L149] init__tmp___2 = 1 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=-2, m2=-4, m3=-3, max1=7, max2=8, max3=6, 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] [L151] init__r232 = (_Bool)init__tmp___2 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=-2, m2=-4, m3=-3, max1=7, max2=8, max3=6, 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] COND TRUE !(init__r311 == 0) [L154] init__tmp___3 = 1 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=-2, m2=-4, m3=-3, max1=7, max2=8, max3=6, 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] [L156] init__r312 = (_Bool)init__tmp___3 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=-2, m2=-4, m3=-3, max1=7, max2=8, max3=6, 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] COND FALSE !(!(init__r321 == 0)) VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=-2, m2=-4, m3=-3, max1=7, max2=8, max3=6, 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] [L1525] COND TRUE !(init__r311 == 0) VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=-2, m2=-4, m3=-3, max1=7, max2=8, max3=6, 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] [L1527] COND TRUE !(ep12 == 0) [L1529] init__tmp___4 = 1 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=-2, m2=-4, m3=-3, max1=7, max2=8, max3=6, 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] [L161] init__r322 = (_Bool)init__tmp___4 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=-2, m2=-4, m3=-3, max1=7, max2=8, max3=6, 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] COND TRUE ((int)id1) != ((int)id2) VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=-2, m2=-4, m3=-3, max1=7, max2=8, max3=6, 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] [L164] COND TRUE ((int)id1) != ((int)id3) VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=-2, m2=-4, m3=-3, max1=7, max2=8, max3=6, 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] [L166] COND TRUE ((int)id2) != ((int)id3) VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=-2, m2=-4, m3=-3, max1=7, max2=8, max3=6, 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] [L168] COND TRUE ((int)id1) >= 0 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=-2, m2=-4, m3=-3, max1=7, max2=8, max3=6, 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] [L170] COND TRUE ((int)id2) >= 0 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=-2, m2=-4, m3=-3, max1=7, max2=8, max3=6, 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] [L172] COND TRUE ((int)id3) >= 0 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=-2, m2=-4, m3=-3, max1=7, max2=8, max3=6, 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] [L174] COND TRUE ((int)r1) == 0 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=-2, m2=-4, m3=-3, max1=7, max2=8, max3=6, 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] [L176] COND TRUE ((int)r2) == 0 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=-2, m2=-4, m3=-3, max1=7, max2=8, max3=6, 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] [L178] COND TRUE ((int)r3) == 0 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=-2, m2=-4, m3=-3, max1=7, max2=8, max3=6, 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] [L180] COND TRUE !(init__r122 == 0) VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=-2, m2=-4, m3=-3, max1=7, max2=8, max3=6, 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] [L182] COND TRUE !(init__r132 == 0) VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=-2, m2=-4, m3=-3, max1=7, max2=8, max3=6, 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] [L184] COND TRUE !(init__r212 == 0) VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=-2, m2=-4, m3=-3, max1=7, max2=8, max3=6, 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] [L186] COND TRUE !(init__r232 == 0) VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=-2, m2=-4, m3=-3, max1=7, max2=8, max3=6, 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] [L188] COND TRUE !(init__r312 == 0) VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=-2, m2=-4, m3=-3, max1=7, max2=8, max3=6, 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] [L190] COND TRUE !(init__r322 == 0) VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=-2, m2=-4, m3=-3, max1=7, max2=8, max3=6, 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] [L192] COND TRUE ((int)max1) == ((int)id1) VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=-2, m2=-4, m3=-3, max1=7, max2=8, max3=6, 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] [L194] COND TRUE ((int)max2) == ((int)id2) VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=-2, m2=-4, m3=-3, max1=7, max2=8, max3=6, 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] [L196] COND TRUE ((int)max3) == ((int)id3) VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=-2, m2=-4, m3=-3, max1=7, max2=8, max3=6, 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] [L198] COND TRUE ((int)st1) == 0 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=-2, m2=-4, m3=-3, max1=7, max2=8, max3=6, 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] [L200] COND TRUE ((int)st2) == 0 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=-2, m2=-4, m3=-3, max1=7, max2=8, max3=6, 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] [L202] COND TRUE ((int)st3) == 0 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=-2, m2=-4, m3=-3, max1=7, max2=8, max3=6, 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] [L204] COND TRUE ((int)nl1) == 0 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=-2, m2=-4, m3=-3, max1=7, max2=8, max3=6, 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] [L206] COND TRUE ((int)nl2) == 0 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=-2, m2=-4, m3=-3, max1=7, max2=8, max3=6, 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] [L208] COND TRUE ((int)nl3) == 0 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=-2, m2=-4, m3=-3, max1=7, max2=8, max3=6, 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] [L210] COND TRUE ((int)mode1) == 0 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=-2, m2=-4, m3=-3, max1=7, max2=8, max3=6, 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] [L212] COND TRUE ((int)mode2) == 0 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=-2, m2=-4, m3=-3, max1=7, max2=8, max3=6, 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] [L214] COND TRUE ((int)mode3) == 0 [L216] init__tmp___5 = 1 [L217] __return_1142 = init__tmp___5 [L218] main__i2 = __return_1142 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=-2, m2=-4, m3=-3, max1=7, max2=8, max3=6, 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] [L219] COND TRUE main__i2 != 0 [L221] p12_old = nomsg [L222] p12_new = nomsg [L223] p13_old = nomsg [L224] p13_new = nomsg [L225] p21_old = nomsg [L226] p21_new = nomsg [L227] p23_old = nomsg [L228] p23_new = nomsg [L229] p31_old = nomsg [L230] p31_new = nomsg [L231] p32_old = nomsg [L232] p32_new = nomsg [L233] main__i2 = 0 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=-2, m2=-4, m3=-3, max1=7, max2=8, 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=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L235] COND FALSE !(!(mode1 == 0)) VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=-2, m2=-4, m3=-3, max1=7, max2=8, 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=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L241] COND TRUE ((int)r1) < 2 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=-2, m2=-4, m3=-3, max1=7, max2=8, 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=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L243] COND TRUE !(ep12 == 0) [L245] int node1____CPAchecker_TMP_0; VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=-2, m2=-4, m3=-3, max1=7, max2=8, 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=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L246] COND TRUE max1 != nomsg VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=-2, m2=-4, m3=-3, max1=7, max2=8, 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=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L248] COND TRUE p12_new == nomsg [L250] node1____CPAchecker_TMP_0 = max1 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=-2, m2=-4, m3=-3, max1=7, max2=8, 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=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L252] p12_new = node1____CPAchecker_TMP_0 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=-2, m2=-4, m3=-3, max1=7, max2=8, max3=6, mode1=0, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=7, 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] [L254] COND FALSE !(!(ep13 == 0)) VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=-2, m2=-4, m3=-3, max1=7, max2=8, max3=6, mode1=0, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=7, 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] [L265] mode1 = 1 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=-2, m2=-4, m3=-3, max1=7, max2=8, max3=6, mode1=1, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=7, 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] [L267] COND FALSE !(!(mode2 == 0)) VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=-2, m2=-4, m3=-3, max1=7, max2=8, max3=6, mode1=1, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=7, 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] [L273] COND TRUE ((int)r2) < 2 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=-2, m2=-4, m3=-3, max1=7, max2=8, max3=6, mode1=1, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=7, 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] [L275] COND FALSE !(!(ep21 == 0)) VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=-2, m2=-4, m3=-3, max1=7, max2=8, max3=6, mode1=1, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=7, 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] [L286] COND TRUE !(ep23 == 0) [L288] int node2____CPAchecker_TMP_1; VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=-2, m2=-4, m3=-3, max1=7, max2=8, max3=6, mode1=1, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=7, 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] [L289] COND TRUE max2 != nomsg VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=-2, m2=-4, m3=-3, max1=7, max2=8, max3=6, mode1=1, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=7, 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] [L291] COND TRUE p23_new == nomsg [L293] node2____CPAchecker_TMP_1 = max2 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=-2, m2=-4, m3=-3, max1=7, max2=8, max3=6, mode1=1, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=7, 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] [L295] p23_new = node2____CPAchecker_TMP_1 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=-2, m2=-4, m3=-3, max1=7, max2=8, max3=6, mode1=1, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=7, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=8, 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] [L297] mode2 = 1 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=-2, m2=-4, m3=-3, max1=7, max2=8, max3=6, mode1=1, mode2=1, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=7, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=8, 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] [L299] COND FALSE !(!(mode3 == 0)) VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=-2, m2=-4, m3=-3, max1=7, max2=8, max3=6, mode1=1, mode2=1, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=7, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=8, 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] [L305] COND TRUE ((int)r3) < 2 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=-2, m2=-4, m3=-3, max1=7, max2=8, max3=6, mode1=1, mode2=1, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=7, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=8, 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] [L307] COND TRUE !(ep31 == 0) [L309] int node3____CPAchecker_TMP_0; VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=-2, m2=-4, m3=-3, max1=7, max2=8, max3=6, mode1=1, mode2=1, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=7, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=8, 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] [L310] COND TRUE max3 != nomsg VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=-2, m2=-4, m3=-3, max1=7, max2=8, max3=6, mode1=1, mode2=1, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=7, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=8, 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] [L312] COND TRUE p31_new == nomsg [L314] node3____CPAchecker_TMP_0 = max3 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=-2, m2=-4, m3=-3, max1=7, max2=8, max3=6, mode1=1, mode2=1, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=7, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=8, 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] [L316] p31_new = node3____CPAchecker_TMP_0 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=-2, m2=-4, m3=-3, max1=7, max2=8, max3=6, mode1=1, mode2=1, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=7, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=8, p23_old=-1, p31=0, p31_new=6, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L318] COND FALSE !(!(ep32 == 0)) VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=-2, m2=-4, m3=-3, max1=7, max2=8, max3=6, mode1=1, mode2=1, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=7, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=8, p23_old=-1, p31=0, p31_new=6, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L329] mode3 = 1 [L330] p12_old = p12_new [L331] p12_new = nomsg [L332] p13_old = p13_new [L333] p13_new = nomsg [L334] p21_old = p21_new [L335] p21_new = nomsg [L336] p23_old = p23_new [L337] p23_new = nomsg [L338] p31_old = p31_new [L339] p31_new = nomsg [L340] p32_old = p32_new [L341] p32_new = nomsg [L343] int check__tmp; VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=-2, m2=-4, m3=-3, max1=7, max2=8, max3=6, mode1=1, mode2=1, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=7, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=8, p31=0, p31_new=-1, p31_old=6, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L344] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) <= 1 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=-2, m2=-4, m3=-3, max1=7, max2=8, max3=6, mode1=1, mode2=1, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=7, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=8, p31=0, p31_new=-1, p31_old=6, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L346] COND TRUE (((int)st1) + ((int)nl1)) <= 1 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=-2, m2=-4, m3=-3, max1=7, max2=8, max3=6, mode1=1, mode2=1, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=7, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=8, p31=0, p31_new=-1, p31_old=6, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L348] COND TRUE (((int)st2) + ((int)nl2)) <= 1 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=-2, m2=-4, m3=-3, max1=7, max2=8, max3=6, mode1=1, mode2=1, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=7, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=8, p31=0, p31_new=-1, p31_old=6, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L350] COND TRUE (((int)st3) + ((int)nl3)) <= 1 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=-2, m2=-4, m3=-3, max1=7, max2=8, max3=6, mode1=1, mode2=1, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=7, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=8, p31=0, p31_new=-1, p31_old=6, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L352] COND FALSE !(((int)r1) >= 2) VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=-2, m2=-4, m3=-3, max1=7, max2=8, max3=6, mode1=1, mode2=1, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=7, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=8, p31=0, p31_new=-1, p31_old=6, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L358] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) == 0 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=-2, m2=-4, m3=-3, max1=7, max2=8, max3=6, mode1=1, mode2=1, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=7, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=8, p31=0, p31_new=-1, p31_old=6, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L360] COND TRUE ((int)r1) < 2 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=-2, m2=-4, m3=-3, max1=7, max2=8, max3=6, mode1=1, mode2=1, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=7, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=8, p31=0, p31_new=-1, p31_old=6, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L362] COND FALSE !(((int)r1) >= 2) VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=-2, m2=-4, m3=-3, max1=7, max2=8, max3=6, mode1=1, mode2=1, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=7, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=8, p31=0, p31_new=-1, p31_old=6, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L368] COND TRUE ((((int)nl1) + ((int)nl2)) + ((int)nl3)) == 0 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=-2, m2=-4, m3=-3, max1=7, max2=8, max3=6, mode1=1, mode2=1, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=7, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=8, p31=0, p31_new=-1, p31_old=6, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L370] COND TRUE ((int)r1) < 2 [L372] check__tmp = 1 [L373] __return_1270 = check__tmp [L374] main__c1 = __return_1270 [L376] _Bool __tmp_1; [L377] __tmp_1 = main__c1 [L378] _Bool assert__arg; [L379] assert__arg = __tmp_1 VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=-2, m2=-4, m3=-3, max1=7, max2=8, max3=6, mode1=1, mode2=1, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=7, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=8, p31=0, p31_new=-1, p31_old=6, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L380] COND FALSE !(assert__arg == 0) VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=-2, m2=-4, m3=-3, max1=7, max2=8, max3=6, mode1=1, mode2=1, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=7, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=8, p31=0, p31_new=-1, p31_old=6, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L387] COND TRUE !(mode1 == 0) VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=-2, m2=-4, m3=-3, max1=7, max2=8, max3=6, mode1=1, mode2=1, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=7, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=8, p31=0, p31_new=-1, p31_old=6, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L389] COND FALSE !(r1 == 255) [L395] r1 = r1 + 1 VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=-2, m2=-4, m3=-3, max1=7, max2=8, max3=6, mode1=1, mode2=1, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=7, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=8, p31=0, p31_new=-1, p31_old=6, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=0, r3=0, st1=0, st2=0, st3=0] [L396] COND FALSE !(!(ep21 == 0)) VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=-2, m2=-4, m3=-3, max1=7, max2=8, max3=6, mode1=1, mode2=1, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=7, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=8, p31=0, p31_new=-1, p31_old=6, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=0, r3=0, st1=0, st2=0, st3=0] [L404] COND TRUE !(ep31 == 0) [L406] m1 = p31_old [L407] p31_old = nomsg VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=6, m2=-4, m3=-3, max1=7, max2=8, max3=6, mode1=1, mode2=1, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=7, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=8, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=0, r3=0, st1=0, st2=0, st3=0] [L408] COND FALSE !(((int)m1) > ((int)max1)) VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=6, m2=-4, m3=-3, max1=7, max2=8, max3=6, mode1=1, mode2=1, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=7, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=8, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=0, r3=0, st1=0, st2=0, st3=0] [L412] COND TRUE ((int)r1) == 1 VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=6, m2=-4, m3=-3, max1=7, max2=8, max3=6, mode1=1, mode2=1, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=7, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=8, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=0, r3=0, st1=0, st2=0, st3=0] [L414] COND TRUE ((int)max1) == ((int)id1) [L416] st1 = 1 VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=6, m2=-4, m3=-3, max1=7, max2=8, max3=6, mode1=1, mode2=1, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=7, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=8, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=0, r3=0, st1=1, st2=0, st3=0] [L418] mode1 = 0 VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=6, m2=-4, m3=-3, max1=7, max2=8, max3=6, mode1=0, mode2=1, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=7, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=8, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, 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_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=6, m2=-4, m3=-3, max1=7, max2=8, max3=6, mode1=0, mode2=1, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=7, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=8, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, 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_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=6, m2=-4, m3=-3, max1=7, max2=8, max3=6, mode1=0, mode2=1, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=7, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=8, 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] [L429] COND TRUE !(ep12 == 0) [L431] m2 = p12_old [L432] p12_old = nomsg VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=6, m2=7, m3=-3, max1=7, max2=8, max3=6, 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=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=8, 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] [L433] COND FALSE !(((int)m2) > ((int)max2)) VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=6, m2=7, m3=-3, max1=7, max2=8, max3=6, 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=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=8, 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] [L437] COND FALSE !(!(ep32 == 0)) VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=6, m2=7, m3=-3, max1=7, max2=8, max3=6, 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=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=8, 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_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=6, m2=7, m3=-3, max1=7, max2=8, 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=8, 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_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=6, m2=7, m3=-3, max1=7, max2=8, 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=8, 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_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=6, m2=7, m3=-3, max1=7, max2=8, 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=8, 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 FALSE !(!(ep13 == 0)) VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=6, m2=7, m3=-3, max1=7, max2=8, 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=8, 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 TRUE !(ep23 == 0) [L472] m3 = p23_old [L473] p23_old = nomsg VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=6, m2=7, m3=8, max1=7, max2=8, 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] [L474] COND TRUE ((int)m3) > ((int)max3) [L476] max3 = m3 VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=6, m2=7, m3=8, max1=7, max2=8, max3=8, 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_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=6, m2=7, m3=8, max1=7, max2=8, max3=8, 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_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=6, m2=7, m3=8, max1=7, max2=8, max3=8, 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_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=6, m2=7, m3=8, max1=7, max2=8, max3=8, 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_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=6, m2=7, m3=8, max1=7, max2=8, max3=8, 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_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=6, m2=7, m3=8, max1=7, max2=8, max3=8, 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_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=6, m2=7, m3=8, max1=7, max2=8, max3=8, 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) [L1095] check__tmp = 0 VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=6, m2=7, m3=8, max1=7, max2=8, max3=8, 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] [L531] __return_1389 = check__tmp [L532] main__c1 = __return_1389 VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=6, m2=7, m3=8, max1=7, max2=8, max3=8, 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] [L535] _Bool __tmp_2; [L536] __tmp_2 = main__c1 [L537] _Bool assert__arg; [L538] assert__arg = __tmp_2 VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=6, m2=7, m3=8, max1=7, max2=8, max3=8, 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] [L539] COND TRUE assert__arg == 0 VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=6, m2=7, m3=8, max1=7, max2=8, max3=8, 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] [L541] reach_error() VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=7, id2=8, id3=6, m1=6, m2=7, m3=8, max1=7, max2=8, max3=8, 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] - StatisticsResult: Ultimate Automizer benchmark data for error location: ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION CFG has 1 procedures, 224 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 25291.1ms, OverallIterations: 22, TraceHistogramMax: 1, EmptinessCheckTime: 96.4ms, AutomataDifference: 13631.7ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 12.5ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 8949 SDtfs, 11091 SDslu, 14485 SDs, 0 SdLazy, 3354 SolverSat, 174 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1839.0ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 136 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 95 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 183 ImplicationChecksByTransitivity, 2900.6ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=35625occurred in iteration=21, InterpolantAutomatonStates: 101, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 9149.4ms AutomataMinimizationTime, 21 MinimizatonAttempts, 14466 StatesRemovedByMinimization, 17 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 93.0ms SsaConstructionTime, 506.5ms SatisfiabilityAnalysisTime, 1501.6ms InterpolantComputationTime, 2311 NumberOfCodeBlocks, 2311 NumberOfCodeBlocksAsserted, 22 NumberOfCheckSat, 2177 ConstructedInterpolants, 0 QuantifiedInterpolants, 10366 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 21 InterpolantComputations, 21 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! [2021-07-05 11:19:19,022 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...