./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 5fbdf5bf 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.seqcomp-5fbdf5b [2021-08-29 17:40:02,133 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-29 17:40:02,136 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-29 17:40:02,176 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-29 17:40:02,177 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-29 17:40:02,180 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-29 17:40:02,182 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-29 17:40:02,187 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-29 17:40:02,189 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-29 17:40:02,194 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-29 17:40:02,195 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-29 17:40:02,199 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-29 17:40:02,200 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-29 17:40:02,207 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-29 17:40:02,209 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-29 17:40:02,212 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-29 17:40:02,213 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-29 17:40:02,214 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-29 17:40:02,216 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-29 17:40:02,222 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-29 17:40:02,223 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-29 17:40:02,224 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-29 17:40:02,226 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-29 17:40:02,227 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-29 17:40:02,233 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-29 17:40:02,234 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-29 17:40:02,234 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-29 17:40:02,236 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-29 17:40:02,236 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-29 17:40:02,237 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-29 17:40:02,238 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-29 17:40:02,238 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-29 17:40:02,240 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-29 17:40:02,240 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-29 17:40:02,241 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-29 17:40:02,242 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-29 17:40:02,242 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-29 17:40:02,243 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-29 17:40:02,243 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-29 17:40:02,244 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-29 17:40:02,245 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-29 17:40:02,246 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-08-29 17:40:02,289 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-29 17:40:02,289 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-29 17:40:02,290 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-29 17:40:02,290 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-29 17:40:02,292 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-29 17:40:02,292 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-29 17:40:02,293 INFO L138 SettingsManager]: * Use SBE=true [2021-08-29 17:40:02,293 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-29 17:40:02,293 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-29 17:40:02,293 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-29 17:40:02,294 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-29 17:40:02,294 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-29 17:40:02,294 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-29 17:40:02,295 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-29 17:40:02,295 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-29 17:40:02,295 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-29 17:40:02,295 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-29 17:40:02,295 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-29 17:40:02,295 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-29 17:40:02,296 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-29 17:40:02,296 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-29 17:40:02,296 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-29 17:40:02,296 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-29 17:40:02,296 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-29 17:40:02,296 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-29 17:40:02,297 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-29 17:40:02,297 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-29 17:40:02,297 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-29 17:40:02,297 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-29 17:40:02,297 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-29 17:40:02,297 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 115031186e29f789cf62dcbde9979dbb092c6505 [2021-08-29 17:40:02,650 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-29 17:40:02,678 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-29 17:40:02,681 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-29 17:40:02,682 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-29 17:40:02,682 INFO L275 PluginConnector]: CDTParser initialized [2021-08-29 17:40:02,684 INFO L432 ainManager$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 [2021-08-29 17:40:02,750 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a9718bdd7/bb31177984e5485fad0f60f7f48d930d/FLAG1e1df911a [2021-08-29 17:40:03,327 INFO L306 CDTParser]: Found 1 translation units. [2021-08-29 17:40:03,328 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 [2021-08-29 17:40:03,339 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a9718bdd7/bb31177984e5485fad0f60f7f48d930d/FLAG1e1df911a [2021-08-29 17:40:03,740 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a9718bdd7/bb31177984e5485fad0f60f7f48d930d [2021-08-29 17:40:03,742 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-29 17:40:03,744 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-29 17:40:03,745 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-29 17:40:03,745 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-29 17:40:03,748 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-29 17:40:03,749 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 05:40:03" (1/1) ... [2021-08-29 17:40:03,750 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75ebff51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 05:40:03, skipping insertion in model container [2021-08-29 17:40:03,750 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 05:40:03" (1/1) ... [2021-08-29 17:40:03,756 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-29 17:40:03,808 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-29 17:40:04,072 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c[9417,9430] [2021-08-29 17:40:04,155 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-29 17:40:04,169 INFO L203 MainTranslator]: Completed pre-run [2021-08-29 17:40:04,249 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c[9417,9430] [2021-08-29 17:40:04,299 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-29 17:40:04,318 INFO L208 MainTranslator]: Completed translation [2021-08-29 17:40:04,318 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 05:40:04 WrapperNode [2021-08-29 17:40:04,319 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-29 17:40:04,319 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-29 17:40:04,320 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-29 17:40:04,320 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-29 17:40:04,324 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 05:40:04" (1/1) ... [2021-08-29 17:40:04,336 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 05:40:04" (1/1) ... [2021-08-29 17:40:04,375 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-29 17:40:04,376 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-29 17:40:04,376 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-29 17:40:04,376 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-29 17:40:04,383 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 05:40:04" (1/1) ... [2021-08-29 17:40:04,384 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 05:40:04" (1/1) ... [2021-08-29 17:40:04,388 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 05:40:04" (1/1) ... [2021-08-29 17:40:04,388 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 05:40:04" (1/1) ... [2021-08-29 17:40:04,399 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 05:40:04" (1/1) ... [2021-08-29 17:40:04,405 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 05:40:04" (1/1) ... [2021-08-29 17:40:04,409 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 05:40:04" (1/1) ... [2021-08-29 17:40:04,414 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-29 17:40:04,415 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-29 17:40:04,415 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-29 17:40:04,415 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-29 17:40:04,415 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 05:40:04" (1/1) ... [2021-08-29 17:40:04,421 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-29 17:40:04,430 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-29 17:40:04,441 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-08-29 17:40:04,455 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-08-29 17:40:04,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-29 17:40:04,481 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-29 17:40:04,481 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-29 17:40:04,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-29 17:40:04,942 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-29 17:40:04,942 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-08-29 17:40:04,949 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 05:40:04 BoogieIcfgContainer [2021-08-29 17:40:04,949 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-29 17:40:04,951 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-29 17:40:04,952 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-29 17:40:04,954 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-29 17:40:04,954 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 05:40:03" (1/3) ... [2021-08-29 17:40:04,955 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b1ac672 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 05:40:04, skipping insertion in model container [2021-08-29 17:40:04,956 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 05:40:04" (2/3) ... [2021-08-29 17:40:04,956 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b1ac672 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 05:40:04, skipping insertion in model container [2021-08-29 17:40:04,956 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 05:40:04" (3/3) ... [2021-08-29 17:40:04,957 INFO L111 eAbstractionObserver]: Analyzing ICFG pals_floodmax.3.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2021-08-29 17:40:04,962 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-29 17:40:04,963 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-08-29 17:40:05,013 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-08-29 17:40:05,021 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-08-29 17:40:05,021 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-08-29 17:40:05,041 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) [2021-08-29 17:40:05,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-08-29 17:40:05,054 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 17:40:05,055 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-29 17:40:05,056 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 17:40:05,062 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 17:40:05,062 INFO L82 PathProgramCache]: Analyzing trace with hash -1885524630, now seen corresponding path program 1 times [2021-08-29 17:40:05,078 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 17:40:05,079 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [927434900] [2021-08-29 17:40:05,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 17:40:05,080 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 17:40:05,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 17:40:05,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 17:40:05,478 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 17:40:05,479 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [927434900] [2021-08-29 17:40:05,479 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [927434900] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 17:40:05,479 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 17:40:05,480 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-29 17:40:05,481 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [166367452] [2021-08-29 17:40:05,486 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-29 17:40:05,486 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 17:40:05,509 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-29 17:40:05,509 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 17:40:05,511 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) [2021-08-29 17:40:06,263 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 17:40:06,263 INFO L93 Difference]: Finished difference Result 452 states and 785 transitions. [2021-08-29 17:40:06,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-29 17:40:06,266 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 95 [2021-08-29 17:40:06,266 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 17:40:06,276 INFO L225 Difference]: With dead ends: 452 [2021-08-29 17:40:06,276 INFO L226 Difference]: Without dead ends: 334 [2021-08-29 17:40:06,279 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.65ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 17:40:06,283 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 267 mSDsluCounter, 249 mSDsCounter, 0 mSdLazyCounter, 666 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 464.45ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 267 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 670 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 9.85ms SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 666 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 628.83ms IncrementalHoareTripleChecker+Time [2021-08-29 17:40:06,284 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [267 Valid, 0 Invalid, 670 Unknown, 0 Unchecked, 9.85ms Time], IncrementalHoareTripleChecker [4 Valid, 666 Invalid, 0 Unknown, 0 Unchecked, 628.83ms Time] [2021-08-29 17:40:06,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 334 states. [2021-08-29 17:40:06,361 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 334 to 332. [2021-08-29 17:40:06,363 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) [2021-08-29 17:40:06,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 332 states and 507 transitions. [2021-08-29 17:40:06,377 INFO L78 Accepts]: Start accepts. Automaton has 332 states and 507 transitions. Word has length 95 [2021-08-29 17:40:06,378 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 17:40:06,378 INFO L470 AbstractCegarLoop]: Abstraction has 332 states and 507 transitions. [2021-08-29 17:40:06,379 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 17:40:06,379 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 507 transitions. [2021-08-29 17:40:06,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-08-29 17:40:06,382 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 17:40:06,382 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-29 17:40:06,382 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-29 17:40:06,383 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 17:40:06,383 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 17:40:06,383 INFO L82 PathProgramCache]: Analyzing trace with hash -614138391, now seen corresponding path program 1 times [2021-08-29 17:40:06,384 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 17:40:06,384 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [751386815] [2021-08-29 17:40:06,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 17:40:06,384 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 17:40:06,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 17:40:06,681 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 17:40:06,682 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 17:40:06,682 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [751386815] [2021-08-29 17:40:06,682 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [751386815] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 17:40:06,683 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 17:40:06,683 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-29 17:40:06,683 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1279432857] [2021-08-29 17:40:06,684 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-29 17:40:06,685 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 17:40:06,685 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-29 17:40:06,685 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-29 17:40:06,686 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) [2021-08-29 17:40:07,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 17:40:07,500 INFO L93 Difference]: Finished difference Result 965 states and 1470 transitions. [2021-08-29 17:40:07,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-29 17:40:07,501 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 [2021-08-29 17:40:07,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 17:40:07,506 INFO L225 Difference]: With dead ends: 965 [2021-08-29 17:40:07,506 INFO L226 Difference]: Without dead ends: 642 [2021-08-29 17:40:07,508 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 11.36ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-08-29 17:40:07,516 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 659 mSDsluCounter, 294 mSDsCounter, 0 mSdLazyCounter, 865 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 520.94ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 659 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 876 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 10.38ms SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 865 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 711.11ms IncrementalHoareTripleChecker+Time [2021-08-29 17:40:07,518 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [659 Valid, 0 Invalid, 876 Unknown, 0 Unchecked, 10.38ms Time], IncrementalHoareTripleChecker [11 Valid, 865 Invalid, 0 Unknown, 0 Unchecked, 711.11ms Time] [2021-08-29 17:40:07,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 642 states. [2021-08-29 17:40:07,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 642 to 640. [2021-08-29 17:40:07,590 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) [2021-08-29 17:40:07,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 640 states and 968 transitions. [2021-08-29 17:40:07,593 INFO L78 Accepts]: Start accepts. Automaton has 640 states and 968 transitions. Word has length 95 [2021-08-29 17:40:07,594 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 17:40:07,594 INFO L470 AbstractCegarLoop]: Abstraction has 640 states and 968 transitions. [2021-08-29 17:40:07,594 INFO L471 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) [2021-08-29 17:40:07,594 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 968 transitions. [2021-08-29 17:40:07,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-08-29 17:40:07,598 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 17:40:07,598 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-29 17:40:07,598 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-29 17:40:07,599 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 17:40:07,599 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 17:40:07,599 INFO L82 PathProgramCache]: Analyzing trace with hash -779319531, now seen corresponding path program 1 times [2021-08-29 17:40:07,600 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 17:40:07,600 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1367982228] [2021-08-29 17:40:07,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 17:40:07,600 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 17:40:07,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 17:40:07,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 17:40:07,654 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 17:40:07,655 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1367982228] [2021-08-29 17:40:07,655 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1367982228] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 17:40:07,655 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 17:40:07,655 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-29 17:40:07,656 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [262321126] [2021-08-29 17:40:07,656 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-29 17:40:07,656 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 17:40:07,657 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-29 17:40:07,657 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 17:40:07,657 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) [2021-08-29 17:40:08,297 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 17:40:08,297 INFO L93 Difference]: Finished difference Result 1882 states and 2842 transitions. [2021-08-29 17:40:08,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-29 17:40:08,300 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 [2021-08-29 17:40:08,300 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 17:40:08,305 INFO L225 Difference]: With dead ends: 1882 [2021-08-29 17:40:08,306 INFO L226 Difference]: Without dead ends: 1270 [2021-08-29 17:40:08,308 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.13ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 17:40:08,309 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 317 mSDsluCounter, 319 mSDsCounter, 0 mSdLazyCounter, 717 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 443.82ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 317 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 718 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.28ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 717 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 569.74ms IncrementalHoareTripleChecker+Time [2021-08-29 17:40:08,309 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [317 Valid, 0 Invalid, 718 Unknown, 0 Unchecked, 2.28ms Time], IncrementalHoareTripleChecker [1 Valid, 717 Invalid, 0 Unknown, 0 Unchecked, 569.74ms Time] [2021-08-29 17:40:08,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1270 states. [2021-08-29 17:40:08,351 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1270 to 642. [2021-08-29 17:40:08,352 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) [2021-08-29 17:40:08,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 642 states and 970 transitions. [2021-08-29 17:40:08,355 INFO L78 Accepts]: Start accepts. Automaton has 642 states and 970 transitions. Word has length 96 [2021-08-29 17:40:08,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 17:40:08,355 INFO L470 AbstractCegarLoop]: Abstraction has 642 states and 970 transitions. [2021-08-29 17:40:08,355 INFO L471 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) [2021-08-29 17:40:08,355 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 970 transitions. [2021-08-29 17:40:08,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-08-29 17:40:08,359 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 17:40:08,359 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-29 17:40:08,359 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-08-29 17:40:08,359 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 17:40:08,360 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 17:40:08,360 INFO L82 PathProgramCache]: Analyzing trace with hash -611891448, now seen corresponding path program 1 times [2021-08-29 17:40:08,360 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 17:40:08,360 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1369692850] [2021-08-29 17:40:08,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 17:40:08,361 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 17:40:08,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 17:40:08,528 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 17:40:08,528 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 17:40:08,528 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1369692850] [2021-08-29 17:40:08,528 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1369692850] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 17:40:08,529 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 17:40:08,529 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-29 17:40:08,529 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1661576883] [2021-08-29 17:40:08,529 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-29 17:40:08,530 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 17:40:08,530 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-29 17:40:08,531 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-29 17:40:08,531 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) [2021-08-29 17:40:09,218 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 17:40:09,218 INFO L93 Difference]: Finished difference Result 1838 states and 2766 transitions. [2021-08-29 17:40:09,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-29 17:40:09,219 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 [2021-08-29 17:40:09,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 17:40:09,230 INFO L225 Difference]: With dead ends: 1838 [2021-08-29 17:40:09,230 INFO L226 Difference]: Without dead ends: 1226 [2021-08-29 17:40:09,231 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 7.81ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-08-29 17:40:09,236 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 643 mSDsluCounter, 294 mSDsCounter, 0 mSdLazyCounter, 846 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 465.89ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 643 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 857 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 4.50ms SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 846 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 600.48ms IncrementalHoareTripleChecker+Time [2021-08-29 17:40:09,237 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [643 Valid, 0 Invalid, 857 Unknown, 0 Unchecked, 4.50ms Time], IncrementalHoareTripleChecker [11 Valid, 846 Invalid, 0 Unknown, 0 Unchecked, 600.48ms Time] [2021-08-29 17:40:09,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1226 states. [2021-08-29 17:40:09,300 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1226 to 1224. [2021-08-29 17:40:09,302 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) [2021-08-29 17:40:09,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1224 states to 1224 states and 1828 transitions. [2021-08-29 17:40:09,306 INFO L78 Accepts]: Start accepts. Automaton has 1224 states and 1828 transitions. Word has length 97 [2021-08-29 17:40:09,306 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 17:40:09,306 INFO L470 AbstractCegarLoop]: Abstraction has 1224 states and 1828 transitions. [2021-08-29 17:40:09,307 INFO L471 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) [2021-08-29 17:40:09,307 INFO L276 IsEmpty]: Start isEmpty. Operand 1224 states and 1828 transitions. [2021-08-29 17:40:09,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-08-29 17:40:09,311 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 17:40:09,312 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-29 17:40:09,312 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-08-29 17:40:09,313 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 17:40:09,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 17:40:09,314 INFO L82 PathProgramCache]: Analyzing trace with hash 288388308, now seen corresponding path program 1 times [2021-08-29 17:40:09,314 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 17:40:09,315 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [19988444] [2021-08-29 17:40:09,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 17:40:09,315 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 17:40:09,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 17:40:09,358 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 17:40:09,358 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 17:40:09,358 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [19988444] [2021-08-29 17:40:09,358 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [19988444] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 17:40:09,359 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 17:40:09,359 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-29 17:40:09,359 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1090453206] [2021-08-29 17:40:09,359 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-29 17:40:09,359 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 17:40:09,360 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-29 17:40:09,360 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 17:40:09,360 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) [2021-08-29 17:40:10,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 17:40:10,042 INFO L93 Difference]: Finished difference Result 3596 states and 5364 transitions. [2021-08-29 17:40:10,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-29 17:40:10,043 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 [2021-08-29 17:40:10,043 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 17:40:10,053 INFO L225 Difference]: With dead ends: 3596 [2021-08-29 17:40:10,053 INFO L226 Difference]: Without dead ends: 2416 [2021-08-29 17:40:10,056 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.86ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 17:40:10,059 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 303 mSDsluCounter, 319 mSDsCounter, 0 mSdLazyCounter, 722 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 436.43ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 303 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 723 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.17ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 722 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 549.96ms IncrementalHoareTripleChecker+Time [2021-08-29 17:40:10,060 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [303 Valid, 0 Invalid, 723 Unknown, 0 Unchecked, 2.17ms Time], IncrementalHoareTripleChecker [1 Valid, 722 Invalid, 0 Unknown, 0 Unchecked, 549.96ms Time] [2021-08-29 17:40:10,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2416 states. [2021-08-29 17:40:10,136 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2416 to 1228. [2021-08-29 17:40:10,138 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) [2021-08-29 17:40:10,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1228 states to 1228 states and 1832 transitions. [2021-08-29 17:40:10,143 INFO L78 Accepts]: Start accepts. Automaton has 1228 states and 1832 transitions. Word has length 98 [2021-08-29 17:40:10,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 17:40:10,145 INFO L470 AbstractCegarLoop]: Abstraction has 1228 states and 1832 transitions. [2021-08-29 17:40:10,145 INFO L471 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) [2021-08-29 17:40:10,145 INFO L276 IsEmpty]: Start isEmpty. Operand 1228 states and 1832 transitions. [2021-08-29 17:40:10,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-08-29 17:40:10,151 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 17:40:10,151 INFO L513 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] [2021-08-29 17:40:10,151 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-08-29 17:40:10,151 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 17:40:10,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 17:40:10,153 INFO L82 PathProgramCache]: Analyzing trace with hash 892316583, now seen corresponding path program 1 times [2021-08-29 17:40:10,153 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 17:40:10,153 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [817519791] [2021-08-29 17:40:10,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 17:40:10,154 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 17:40:10,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 17:40:10,297 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 17:40:10,297 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 17:40:10,297 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [817519791] [2021-08-29 17:40:10,298 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [817519791] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 17:40:10,298 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 17:40:10,299 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-29 17:40:10,299 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [415284138] [2021-08-29 17:40:10,300 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-29 17:40:10,300 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 17:40:10,303 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-29 17:40:10,303 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-29 17:40:10,305 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) [2021-08-29 17:40:11,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 17:40:11,059 INFO L93 Difference]: Finished difference Result 3338 states and 4947 transitions. [2021-08-29 17:40:11,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-29 17:40:11,060 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 [2021-08-29 17:40:11,060 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 17:40:11,069 INFO L225 Difference]: With dead ends: 3338 [2021-08-29 17:40:11,069 INFO L226 Difference]: Without dead ends: 2158 [2021-08-29 17:40:11,071 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 9.11ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-08-29 17:40:11,072 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 639 mSDsluCounter, 294 mSDsCounter, 0 mSdLazyCounter, 834 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 479.98ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 639 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 845 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 4.18ms SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 834 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 604.69ms IncrementalHoareTripleChecker+Time [2021-08-29 17:40:11,072 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [639 Valid, 0 Invalid, 845 Unknown, 0 Unchecked, 4.18ms Time], IncrementalHoareTripleChecker [11 Valid, 834 Invalid, 0 Unknown, 0 Unchecked, 604.69ms Time] [2021-08-29 17:40:11,075 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2158 states. [2021-08-29 17:40:11,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2158 to 2156. [2021-08-29 17:40:11,189 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) [2021-08-29 17:40:11,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2156 states to 2156 states and 3153 transitions. [2021-08-29 17:40:11,197 INFO L78 Accepts]: Start accepts. Automaton has 2156 states and 3153 transitions. Word has length 99 [2021-08-29 17:40:11,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 17:40:11,197 INFO L470 AbstractCegarLoop]: Abstraction has 2156 states and 3153 transitions. [2021-08-29 17:40:11,197 INFO L471 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) [2021-08-29 17:40:11,198 INFO L276 IsEmpty]: Start isEmpty. Operand 2156 states and 3153 transitions. [2021-08-29 17:40:11,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-08-29 17:40:11,200 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 17:40:11,201 INFO L513 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] [2021-08-29 17:40:11,201 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-08-29 17:40:11,201 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 17:40:11,201 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 17:40:11,201 INFO L82 PathProgramCache]: Analyzing trace with hash -701979117, now seen corresponding path program 1 times [2021-08-29 17:40:11,201 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 17:40:11,202 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [653504966] [2021-08-29 17:40:11,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 17:40:11,202 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 17:40:11,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 17:40:11,230 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 17:40:11,230 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 17:40:11,230 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [653504966] [2021-08-29 17:40:11,230 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [653504966] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 17:40:11,230 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 17:40:11,231 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-29 17:40:11,231 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [733573124] [2021-08-29 17:40:11,231 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-29 17:40:11,231 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 17:40:11,231 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-29 17:40:11,232 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 17:40:11,232 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) [2021-08-29 17:40:12,030 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 17:40:12,031 INFO L93 Difference]: Finished difference Result 6060 states and 8917 transitions. [2021-08-29 17:40:12,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-29 17:40:12,031 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 [2021-08-29 17:40:12,032 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 17:40:12,047 INFO L225 Difference]: With dead ends: 6060 [2021-08-29 17:40:12,047 INFO L226 Difference]: Without dead ends: 4220 [2021-08-29 17:40:12,051 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.85ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 17:40:12,054 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 289 mSDsluCounter, 319 mSDsCounter, 0 mSdLazyCounter, 937 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 492.64ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 289 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 938 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.60ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 937 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 622.22ms IncrementalHoareTripleChecker+Time [2021-08-29 17:40:12,054 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [289 Valid, 0 Invalid, 938 Unknown, 0 Unchecked, 2.60ms Time], IncrementalHoareTripleChecker [1 Valid, 937 Invalid, 0 Unknown, 0 Unchecked, 622.22ms Time] [2021-08-29 17:40:12,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4220 states. [2021-08-29 17:40:12,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4220 to 2164. [2021-08-29 17:40:12,198 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) [2021-08-29 17:40:12,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2164 states to 2164 states and 3161 transitions. [2021-08-29 17:40:12,205 INFO L78 Accepts]: Start accepts. Automaton has 2164 states and 3161 transitions. Word has length 100 [2021-08-29 17:40:12,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 17:40:12,206 INFO L470 AbstractCegarLoop]: Abstraction has 2164 states and 3161 transitions. [2021-08-29 17:40:12,206 INFO L471 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) [2021-08-29 17:40:12,206 INFO L276 IsEmpty]: Start isEmpty. Operand 2164 states and 3161 transitions. [2021-08-29 17:40:12,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-08-29 17:40:12,209 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 17:40:12,209 INFO L513 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] [2021-08-29 17:40:12,209 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-08-29 17:40:12,209 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 17:40:12,210 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 17:40:12,210 INFO L82 PathProgramCache]: Analyzing trace with hash -362041594, now seen corresponding path program 1 times [2021-08-29 17:40:12,211 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 17:40:12,211 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [169188289] [2021-08-29 17:40:12,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 17:40:12,211 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 17:40:12,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 17:40:12,333 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 17:40:12,333 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 17:40:12,333 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [169188289] [2021-08-29 17:40:12,333 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [169188289] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 17:40:12,333 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 17:40:12,333 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-29 17:40:12,334 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1710848853] [2021-08-29 17:40:12,334 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-29 17:40:12,334 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 17:40:12,334 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-29 17:40:12,334 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-08-29 17:40:12,335 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) [2021-08-29 17:40:13,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 17:40:13,298 INFO L93 Difference]: Finished difference Result 6246 states and 9104 transitions. [2021-08-29 17:40:13,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-29 17:40:13,299 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 [2021-08-29 17:40:13,299 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 17:40:13,313 INFO L225 Difference]: With dead ends: 6246 [2021-08-29 17:40:13,313 INFO L226 Difference]: Without dead ends: 4170 [2021-08-29 17:40:13,317 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 10.46ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-08-29 17:40:13,317 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 595 mSDsluCounter, 588 mSDsCounter, 0 mSdLazyCounter, 1149 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 610.50ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 595 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 1161 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 4.39ms SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 1149 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 749.87ms IncrementalHoareTripleChecker+Time [2021-08-29 17:40:13,318 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [595 Valid, 0 Invalid, 1161 Unknown, 0 Unchecked, 4.39ms Time], IncrementalHoareTripleChecker [12 Valid, 1149 Invalid, 0 Unknown, 0 Unchecked, 749.87ms Time] [2021-08-29 17:40:13,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4170 states. [2021-08-29 17:40:13,550 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4170 to 4168. [2021-08-29 17:40:13,558 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) [2021-08-29 17:40:13,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4168 states to 4168 states and 6013 transitions. [2021-08-29 17:40:13,569 INFO L78 Accepts]: Start accepts. Automaton has 4168 states and 6013 transitions. Word has length 101 [2021-08-29 17:40:13,569 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 17:40:13,570 INFO L470 AbstractCegarLoop]: Abstraction has 4168 states and 6013 transitions. [2021-08-29 17:40:13,570 INFO L471 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) [2021-08-29 17:40:13,570 INFO L276 IsEmpty]: Start isEmpty. Operand 4168 states and 6013 transitions. [2021-08-29 17:40:13,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-08-29 17:40:13,574 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 17:40:13,575 INFO L513 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] [2021-08-29 17:40:13,575 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-08-29 17:40:13,575 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 17:40:13,575 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 17:40:13,575 INFO L82 PathProgramCache]: Analyzing trace with hash 847440838, now seen corresponding path program 1 times [2021-08-29 17:40:13,576 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 17:40:13,576 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1038348546] [2021-08-29 17:40:13,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 17:40:13,579 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 17:40:13,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 17:40:13,665 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 17:40:13,665 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 17:40:13,665 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1038348546] [2021-08-29 17:40:13,666 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1038348546] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 17:40:13,666 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 17:40:13,666 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-29 17:40:13,666 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [107621268] [2021-08-29 17:40:13,667 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-29 17:40:13,668 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 17:40:13,668 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-29 17:40:13,669 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-29 17:40:13,670 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) [2021-08-29 17:40:14,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 17:40:14,386 INFO L93 Difference]: Finished difference Result 7276 states and 10481 transitions. [2021-08-29 17:40:14,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-29 17:40:14,386 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 [2021-08-29 17:40:14,387 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 17:40:14,397 INFO L225 Difference]: With dead ends: 7276 [2021-08-29 17:40:14,397 INFO L226 Difference]: Without dead ends: 3182 [2021-08-29 17:40:14,403 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 8.30ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-08-29 17:40:14,405 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 65 mSDsluCounter, 645 mSDsCounter, 0 mSdLazyCounter, 1023 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 436.95ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 65 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 1024 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 3.03ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1023 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 545.68ms IncrementalHoareTripleChecker+Time [2021-08-29 17:40:14,405 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [65 Valid, 0 Invalid, 1024 Unknown, 0 Unchecked, 3.03ms Time], IncrementalHoareTripleChecker [1 Valid, 1023 Invalid, 0 Unknown, 0 Unchecked, 545.68ms Time] [2021-08-29 17:40:14,409 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3182 states. [2021-08-29 17:40:14,579 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3182 to 3182. [2021-08-29 17:40:14,584 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) [2021-08-29 17:40:14,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3182 states to 3182 states and 4571 transitions. [2021-08-29 17:40:14,592 INFO L78 Accepts]: Start accepts. Automaton has 3182 states and 4571 transitions. Word has length 101 [2021-08-29 17:40:14,592 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 17:40:14,592 INFO L470 AbstractCegarLoop]: Abstraction has 3182 states and 4571 transitions. [2021-08-29 17:40:14,592 INFO L471 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) [2021-08-29 17:40:14,593 INFO L276 IsEmpty]: Start isEmpty. Operand 3182 states and 4571 transitions. [2021-08-29 17:40:14,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-08-29 17:40:14,596 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 17:40:14,596 INFO L513 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] [2021-08-29 17:40:14,597 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-08-29 17:40:14,597 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 17:40:14,597 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 17:40:14,597 INFO L82 PathProgramCache]: Analyzing trace with hash 1568538744, now seen corresponding path program 1 times [2021-08-29 17:40:14,597 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 17:40:14,597 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [861429598] [2021-08-29 17:40:14,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 17:40:14,598 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 17:40:14,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 17:40:14,681 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 17:40:14,681 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 17:40:14,681 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [861429598] [2021-08-29 17:40:14,681 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [861429598] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 17:40:14,681 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 17:40:14,681 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-29 17:40:14,682 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [428563202] [2021-08-29 17:40:14,682 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-29 17:40:14,682 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 17:40:14,682 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-29 17:40:14,682 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-29 17:40:14,683 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) [2021-08-29 17:40:15,571 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 17:40:15,571 INFO L93 Difference]: Finished difference Result 8196 states and 11775 transitions. [2021-08-29 17:40:15,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-29 17:40:15,572 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 [2021-08-29 17:40:15,572 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 17:40:15,607 INFO L225 Difference]: With dead ends: 8196 [2021-08-29 17:40:15,608 INFO L226 Difference]: Without dead ends: 5136 [2021-08-29 17:40:15,614 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 8.12ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-08-29 17:40:15,615 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 644 mSDsluCounter, 288 mSDsCounter, 0 mSdLazyCounter, 845 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 462.94ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 644 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 856 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 4.83ms SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 845 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 579.97ms IncrementalHoareTripleChecker+Time [2021-08-29 17:40:15,616 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [644 Valid, 0 Invalid, 856 Unknown, 0 Unchecked, 4.83ms Time], IncrementalHoareTripleChecker [11 Valid, 845 Invalid, 0 Unknown, 0 Unchecked, 579.97ms Time] [2021-08-29 17:40:15,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5136 states. [2021-08-29 17:40:15,870 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5136 to 5134. [2021-08-29 17:40:15,881 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) [2021-08-29 17:40:15,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5134 states to 5134 states and 7273 transitions. [2021-08-29 17:40:15,895 INFO L78 Accepts]: Start accepts. Automaton has 5134 states and 7273 transitions. Word has length 103 [2021-08-29 17:40:15,895 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 17:40:15,895 INFO L470 AbstractCegarLoop]: Abstraction has 5134 states and 7273 transitions. [2021-08-29 17:40:15,896 INFO L471 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) [2021-08-29 17:40:15,896 INFO L276 IsEmpty]: Start isEmpty. Operand 5134 states and 7273 transitions. [2021-08-29 17:40:15,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-08-29 17:40:15,902 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 17:40:15,902 INFO L513 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] [2021-08-29 17:40:15,902 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-08-29 17:40:15,902 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 17:40:15,903 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 17:40:15,903 INFO L82 PathProgramCache]: Analyzing trace with hash 1396779373, now seen corresponding path program 1 times [2021-08-29 17:40:15,903 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 17:40:15,903 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [132910468] [2021-08-29 17:40:15,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 17:40:15,903 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 17:40:15,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 17:40:15,989 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 17:40:15,989 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 17:40:15,989 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [132910468] [2021-08-29 17:40:15,989 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [132910468] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 17:40:15,990 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 17:40:15,990 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-29 17:40:15,990 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1620528916] [2021-08-29 17:40:15,990 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-29 17:40:15,990 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 17:40:15,991 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-29 17:40:15,992 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-29 17:40:15,992 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) [2021-08-29 17:40:16,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 17:40:16,738 INFO L93 Difference]: Finished difference Result 9042 states and 12867 transitions. [2021-08-29 17:40:16,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-29 17:40:16,739 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 [2021-08-29 17:40:16,739 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 17:40:16,750 INFO L225 Difference]: With dead ends: 9042 [2021-08-29 17:40:16,750 INFO L226 Difference]: Without dead ends: 5134 [2021-08-29 17:40:16,758 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 8.57ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-08-29 17:40:16,759 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 53 mSDsluCounter, 640 mSDsCounter, 0 mSdLazyCounter, 1008 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 391.39ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 53 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 1008 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 3.00ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1008 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 493.73ms IncrementalHoareTripleChecker+Time [2021-08-29 17:40:16,759 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [53 Valid, 0 Invalid, 1008 Unknown, 0 Unchecked, 3.00ms Time], IncrementalHoareTripleChecker [0 Valid, 1008 Invalid, 0 Unknown, 0 Unchecked, 493.73ms Time] [2021-08-29 17:40:16,765 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5134 states. [2021-08-29 17:40:17,020 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5134 to 5134. [2021-08-29 17:40:17,043 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) [2021-08-29 17:40:17,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5134 states to 5134 states and 7272 transitions. [2021-08-29 17:40:17,095 INFO L78 Accepts]: Start accepts. Automaton has 5134 states and 7272 transitions. Word has length 105 [2021-08-29 17:40:17,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 17:40:17,095 INFO L470 AbstractCegarLoop]: Abstraction has 5134 states and 7272 transitions. [2021-08-29 17:40:17,096 INFO L471 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) [2021-08-29 17:40:17,096 INFO L276 IsEmpty]: Start isEmpty. Operand 5134 states and 7272 transitions. [2021-08-29 17:40:17,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-08-29 17:40:17,101 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 17:40:17,101 INFO L513 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] [2021-08-29 17:40:17,101 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-08-29 17:40:17,102 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 17:40:17,102 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 17:40:17,102 INFO L82 PathProgramCache]: Analyzing trace with hash -149781974, now seen corresponding path program 1 times [2021-08-29 17:40:17,102 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 17:40:17,102 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2017415576] [2021-08-29 17:40:17,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 17:40:17,103 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 17:40:17,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 17:40:17,149 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 17:40:17,149 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 17:40:17,150 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2017415576] [2021-08-29 17:40:17,150 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2017415576] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 17:40:17,150 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 17:40:17,150 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-29 17:40:17,151 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [856043433] [2021-08-29 17:40:17,151 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-29 17:40:17,151 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 17:40:17,152 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-29 17:40:17,152 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 17:40:17,152 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) [2021-08-29 17:40:18,184 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 17:40:18,184 INFO L93 Difference]: Finished difference Result 11485 states and 16622 transitions. [2021-08-29 17:40:18,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-29 17:40:18,184 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 [2021-08-29 17:40:18,185 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 17:40:18,199 INFO L225 Difference]: With dead ends: 11485 [2021-08-29 17:40:18,199 INFO L226 Difference]: Without dead ends: 7705 [2021-08-29 17:40:18,205 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.00ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 17:40:18,206 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 252 mSDsluCounter, 291 mSDsCounter, 0 mSdLazyCounter, 894 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 459.41ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 252 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 901 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.30ms SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 894 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 580.26ms IncrementalHoareTripleChecker+Time [2021-08-29 17:40:18,206 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [252 Valid, 0 Invalid, 901 Unknown, 0 Unchecked, 2.30ms Time], IncrementalHoareTripleChecker [7 Valid, 894 Invalid, 0 Unknown, 0 Unchecked, 580.26ms Time] [2021-08-29 17:40:18,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7705 states. [2021-08-29 17:40:18,582 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7705 to 7703. [2021-08-29 17:40:18,593 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) [2021-08-29 17:40:18,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7703 states to 7703 states and 10851 transitions. [2021-08-29 17:40:18,609 INFO L78 Accepts]: Start accepts. Automaton has 7703 states and 10851 transitions. Word has length 105 [2021-08-29 17:40:18,609 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 17:40:18,609 INFO L470 AbstractCegarLoop]: Abstraction has 7703 states and 10851 transitions. [2021-08-29 17:40:18,610 INFO L471 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) [2021-08-29 17:40:18,610 INFO L276 IsEmpty]: Start isEmpty. Operand 7703 states and 10851 transitions. [2021-08-29 17:40:18,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-08-29 17:40:18,618 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 17:40:18,618 INFO L513 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] [2021-08-29 17:40:18,618 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-08-29 17:40:18,619 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 17:40:18,619 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 17:40:18,619 INFO L82 PathProgramCache]: Analyzing trace with hash -1144720636, now seen corresponding path program 1 times [2021-08-29 17:40:18,619 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 17:40:18,619 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1564106023] [2021-08-29 17:40:18,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 17:40:18,620 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 17:40:18,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 17:40:18,704 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 17:40:18,704 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 17:40:18,705 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1564106023] [2021-08-29 17:40:18,705 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1564106023] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 17:40:18,705 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 17:40:18,705 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-29 17:40:18,705 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [530158553] [2021-08-29 17:40:18,706 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-29 17:40:18,706 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 17:40:18,706 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-29 17:40:18,706 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-29 17:40:18,706 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) [2021-08-29 17:40:19,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 17:40:19,519 INFO L93 Difference]: Finished difference Result 14133 states and 19940 transitions. [2021-08-29 17:40:19,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-29 17:40:19,520 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 [2021-08-29 17:40:19,520 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 17:40:19,534 INFO L225 Difference]: With dead ends: 14133 [2021-08-29 17:40:19,534 INFO L226 Difference]: Without dead ends: 6488 [2021-08-29 17:40:19,544 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 8.18ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-08-29 17:40:19,545 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 43 mSDsluCounter, 635 mSDsCounter, 0 mSdLazyCounter, 995 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 366.34ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 43 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 996 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.34ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 995 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 459.68ms IncrementalHoareTripleChecker+Time [2021-08-29 17:40:19,545 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [43 Valid, 0 Invalid, 996 Unknown, 0 Unchecked, 2.34ms Time], IncrementalHoareTripleChecker [1 Valid, 995 Invalid, 0 Unknown, 0 Unchecked, 459.68ms Time] [2021-08-29 17:40:19,552 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6488 states. [2021-08-29 17:40:19,868 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6488 to 6488. [2021-08-29 17:40:19,875 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) [2021-08-29 17:40:19,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6488 states to 6488 states and 9162 transitions. [2021-08-29 17:40:19,888 INFO L78 Accepts]: Start accepts. Automaton has 6488 states and 9162 transitions. Word has length 107 [2021-08-29 17:40:19,888 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 17:40:19,888 INFO L470 AbstractCegarLoop]: Abstraction has 6488 states and 9162 transitions. [2021-08-29 17:40:19,888 INFO L471 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) [2021-08-29 17:40:19,888 INFO L276 IsEmpty]: Start isEmpty. Operand 6488 states and 9162 transitions. [2021-08-29 17:40:19,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-08-29 17:40:19,895 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 17:40:19,895 INFO L513 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] [2021-08-29 17:40:19,896 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-08-29 17:40:19,896 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 17:40:19,896 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 17:40:19,896 INFO L82 PathProgramCache]: Analyzing trace with hash 283732528, now seen corresponding path program 1 times [2021-08-29 17:40:19,896 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 17:40:19,897 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2147449474] [2021-08-29 17:40:19,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 17:40:19,897 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 17:40:19,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 17:40:19,993 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 17:40:19,994 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 17:40:19,994 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2147449474] [2021-08-29 17:40:19,994 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2147449474] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 17:40:19,994 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 17:40:19,994 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-29 17:40:19,994 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1594175609] [2021-08-29 17:40:19,995 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-29 17:40:19,995 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 17:40:19,995 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-29 17:40:19,995 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-29 17:40:19,995 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) [2021-08-29 17:40:20,827 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 17:40:20,828 INFO L93 Difference]: Finished difference Result 12205 states and 17223 transitions. [2021-08-29 17:40:20,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-29 17:40:20,828 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 [2021-08-29 17:40:20,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 17:40:20,841 INFO L225 Difference]: With dead ends: 12205 [2021-08-29 17:40:20,841 INFO L226 Difference]: Without dead ends: 5976 [2021-08-29 17:40:20,851 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 7.53ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-08-29 17:40:20,852 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 807 mSDsluCounter, 279 mSDsCounter, 0 mSdLazyCounter, 629 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 366.52ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 807 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 636 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 3.61ms SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 629 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 473.60ms IncrementalHoareTripleChecker+Time [2021-08-29 17:40:20,852 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [807 Valid, 0 Invalid, 636 Unknown, 0 Unchecked, 3.61ms Time], IncrementalHoareTripleChecker [7 Valid, 629 Invalid, 0 Unknown, 0 Unchecked, 473.60ms Time] [2021-08-29 17:40:20,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5976 states. [2021-08-29 17:40:21,190 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5976 to 5904. [2021-08-29 17:40:21,196 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) [2021-08-29 17:40:21,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5904 states to 5904 states and 8264 transitions. [2021-08-29 17:40:21,207 INFO L78 Accepts]: Start accepts. Automaton has 5904 states and 8264 transitions. Word has length 109 [2021-08-29 17:40:21,207 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 17:40:21,207 INFO L470 AbstractCegarLoop]: Abstraction has 5904 states and 8264 transitions. [2021-08-29 17:40:21,207 INFO L471 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) [2021-08-29 17:40:21,207 INFO L276 IsEmpty]: Start isEmpty. Operand 5904 states and 8264 transitions. [2021-08-29 17:40:21,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-08-29 17:40:21,212 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 17:40:21,212 INFO L513 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] [2021-08-29 17:40:21,213 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-08-29 17:40:21,213 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 17:40:21,213 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 17:40:21,213 INFO L82 PathProgramCache]: Analyzing trace with hash -654014512, now seen corresponding path program 1 times [2021-08-29 17:40:21,213 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 17:40:21,213 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1322742096] [2021-08-29 17:40:21,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 17:40:21,214 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 17:40:21,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 17:40:21,247 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 17:40:21,247 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 17:40:21,247 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1322742096] [2021-08-29 17:40:21,247 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1322742096] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 17:40:21,247 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 17:40:21,247 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-29 17:40:21,247 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1244038172] [2021-08-29 17:40:21,248 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-29 17:40:21,248 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 17:40:21,248 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-29 17:40:21,248 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 17:40:21,248 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) [2021-08-29 17:40:22,087 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 17:40:22,087 INFO L93 Difference]: Finished difference Result 14568 states and 21078 transitions. [2021-08-29 17:40:22,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-29 17:40:22,087 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 [2021-08-29 17:40:22,088 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 17:40:22,107 INFO L225 Difference]: With dead ends: 14568 [2021-08-29 17:40:22,107 INFO L226 Difference]: Without dead ends: 10678 [2021-08-29 17:40:22,117 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.45ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 17:40:22,118 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 219 mSDsluCounter, 241 mSDsCounter, 0 mSdLazyCounter, 654 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 317.75ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 219 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 660 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 4.31ms SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 654 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 406.49ms IncrementalHoareTripleChecker+Time [2021-08-29 17:40:22,118 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [219 Valid, 0 Invalid, 660 Unknown, 0 Unchecked, 4.31ms Time], IncrementalHoareTripleChecker [6 Valid, 654 Invalid, 0 Unknown, 0 Unchecked, 406.49ms Time] [2021-08-29 17:40:22,131 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10678 states. [2021-08-29 17:40:22,613 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10678 to 10676. [2021-08-29 17:40:22,623 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) [2021-08-29 17:40:22,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10676 states to 10676 states and 15110 transitions. [2021-08-29 17:40:22,643 INFO L78 Accepts]: Start accepts. Automaton has 10676 states and 15110 transitions. Word has length 111 [2021-08-29 17:40:22,643 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 17:40:22,643 INFO L470 AbstractCegarLoop]: Abstraction has 10676 states and 15110 transitions. [2021-08-29 17:40:22,644 INFO L471 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) [2021-08-29 17:40:22,644 INFO L276 IsEmpty]: Start isEmpty. Operand 10676 states and 15110 transitions. [2021-08-29 17:40:22,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-08-29 17:40:22,652 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 17:40:22,652 INFO L513 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] [2021-08-29 17:40:22,652 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-08-29 17:40:22,652 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 17:40:22,653 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 17:40:22,653 INFO L82 PathProgramCache]: Analyzing trace with hash -1191527915, now seen corresponding path program 1 times [2021-08-29 17:40:22,653 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 17:40:22,653 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1232409969] [2021-08-29 17:40:22,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 17:40:22,654 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 17:40:22,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 17:40:22,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 17:40:22,741 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 17:40:22,742 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1232409969] [2021-08-29 17:40:22,743 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1232409969] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 17:40:22,743 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 17:40:22,744 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-29 17:40:22,744 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [682717899] [2021-08-29 17:40:22,744 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-29 17:40:22,744 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 17:40:22,745 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-29 17:40:22,745 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-29 17:40:22,745 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) [2021-08-29 17:40:23,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 17:40:23,575 INFO L93 Difference]: Finished difference Result 14918 states and 21198 transitions. [2021-08-29 17:40:23,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-29 17:40:23,579 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 [2021-08-29 17:40:23,579 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 17:40:23,589 INFO L225 Difference]: With dead ends: 14918 [2021-08-29 17:40:23,589 INFO L226 Difference]: Without dead ends: 9242 [2021-08-29 17:40:23,597 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 8.11ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-08-29 17:40:23,598 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 21 mSDsluCounter, 626 mSDsCounter, 0 mSdLazyCounter, 969 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 328.82ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 969 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.02ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 969 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 417.95ms IncrementalHoareTripleChecker+Time [2021-08-29 17:40:23,598 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [21 Valid, 0 Invalid, 969 Unknown, 0 Unchecked, 2.02ms Time], IncrementalHoareTripleChecker [0 Valid, 969 Invalid, 0 Unknown, 0 Unchecked, 417.95ms Time] [2021-08-29 17:40:23,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9242 states. [2021-08-29 17:40:24,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9242 to 9242. [2021-08-29 17:40:24,077 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) [2021-08-29 17:40:24,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9242 states to 9242 states and 13057 transitions. [2021-08-29 17:40:24,090 INFO L78 Accepts]: Start accepts. Automaton has 9242 states and 13057 transitions. Word has length 111 [2021-08-29 17:40:24,090 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 17:40:24,090 INFO L470 AbstractCegarLoop]: Abstraction has 9242 states and 13057 transitions. [2021-08-29 17:40:24,090 INFO L471 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) [2021-08-29 17:40:24,091 INFO L276 IsEmpty]: Start isEmpty. Operand 9242 states and 13057 transitions. [2021-08-29 17:40:24,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-08-29 17:40:24,098 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 17:40:24,098 INFO L513 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] [2021-08-29 17:40:24,098 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-08-29 17:40:24,099 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 17:40:24,099 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 17:40:24,099 INFO L82 PathProgramCache]: Analyzing trace with hash 607555510, now seen corresponding path program 1 times [2021-08-29 17:40:24,099 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 17:40:24,099 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [97108244] [2021-08-29 17:40:24,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 17:40:24,100 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 17:40:24,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 17:40:24,201 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 17:40:24,201 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 17:40:24,201 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [97108244] [2021-08-29 17:40:24,201 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [97108244] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 17:40:24,202 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 17:40:24,202 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-29 17:40:24,202 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [835068576] [2021-08-29 17:40:24,202 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-29 17:40:24,202 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 17:40:24,203 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-29 17:40:24,203 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-08-29 17:40:24,203 INFO L87 Difference]: Start difference. First operand 9242 states and 13057 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) [2021-08-29 17:40:25,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 17:40:25,485 INFO L93 Difference]: Finished difference Result 19822 states and 29739 transitions. [2021-08-29 17:40:25,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-29 17:40:25,485 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 [2021-08-29 17:40:25,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 17:40:25,507 INFO L225 Difference]: With dead ends: 19822 [2021-08-29 17:40:25,508 INFO L226 Difference]: Without dead ends: 14532 [2021-08-29 17:40:25,518 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 38.47ms TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2021-08-29 17:40:25,519 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 698 mSDsluCounter, 398 mSDsCounter, 0 mSdLazyCounter, 908 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 419.38ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 698 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 920 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 3.45ms SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 908 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 542.64ms IncrementalHoareTripleChecker+Time [2021-08-29 17:40:25,519 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [698 Valid, 0 Invalid, 920 Unknown, 0 Unchecked, 3.45ms Time], IncrementalHoareTripleChecker [12 Valid, 908 Invalid, 0 Unknown, 0 Unchecked, 542.64ms Time] [2021-08-29 17:40:25,533 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14532 states. [2021-08-29 17:40:26,236 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14532 to 14494. [2021-08-29 17:40:26,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14494 states, 14493 states have (on average 1.4564962395639274) internal successors, (21109), 14493 states have internal predecessors, (21109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 17:40:26,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14494 states to 14494 states and 21109 transitions. [2021-08-29 17:40:26,284 INFO L78 Accepts]: Start accepts. Automaton has 14494 states and 21109 transitions. Word has length 113 [2021-08-29 17:40:26,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 17:40:26,284 INFO L470 AbstractCegarLoop]: Abstraction has 14494 states and 21109 transitions. [2021-08-29 17:40:26,284 INFO L471 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) [2021-08-29 17:40:26,285 INFO L276 IsEmpty]: Start isEmpty. Operand 14494 states and 21109 transitions. [2021-08-29 17:40:26,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-08-29 17:40:26,291 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 17:40:26,292 INFO L513 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] [2021-08-29 17:40:26,292 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-08-29 17:40:26,292 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 17:40:26,292 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 17:40:26,293 INFO L82 PathProgramCache]: Analyzing trace with hash -1655948171, now seen corresponding path program 1 times [2021-08-29 17:40:26,293 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 17:40:26,293 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [991951083] [2021-08-29 17:40:26,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 17:40:26,293 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 17:40:26,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 17:40:26,354 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 17:40:26,354 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 17:40:26,354 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [991951083] [2021-08-29 17:40:26,354 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [991951083] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 17:40:26,354 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 17:40:26,355 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-29 17:40:26,355 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [179093896] [2021-08-29 17:40:26,355 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-29 17:40:26,355 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 17:40:26,355 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-29 17:40:26,356 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-29 17:40:26,356 INFO L87 Difference]: Start difference. First operand 14494 states and 21109 transitions. Second operand has 5 states, 5 states have (on average 22.6) internal successors, (113), 4 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) [2021-08-29 17:40:27,553 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 17:40:27,553 INFO L93 Difference]: Finished difference Result 27696 states and 40698 transitions. [2021-08-29 17:40:27,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-29 17:40:27,554 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 22.6) internal successors, (113), 4 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 [2021-08-29 17:40:27,554 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 17:40:27,577 INFO L225 Difference]: With dead ends: 27696 [2021-08-29 17:40:27,577 INFO L226 Difference]: Without dead ends: 14494 [2021-08-29 17:40:27,591 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 19.10ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-08-29 17:40:27,591 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 771 mSDsluCounter, 80 mSDsCounter, 0 mSdLazyCounter, 396 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 220.13ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 771 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 413 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.99ms SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 396 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 286.45ms IncrementalHoareTripleChecker+Time [2021-08-29 17:40:27,591 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [771 Valid, 0 Invalid, 413 Unknown, 0 Unchecked, 2.99ms Time], IncrementalHoareTripleChecker [17 Valid, 396 Invalid, 0 Unknown, 0 Unchecked, 286.45ms Time] [2021-08-29 17:40:27,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14494 states. [2021-08-29 17:40:28,476 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14494 to 14494. [2021-08-29 17:40:28,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14494 states, 14493 states have (on average 1.438556544538743) internal successors, (20849), 14493 states have internal predecessors, (20849), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 17:40:28,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14494 states to 14494 states and 20849 transitions. [2021-08-29 17:40:28,521 INFO L78 Accepts]: Start accepts. Automaton has 14494 states and 20849 transitions. Word has length 113 [2021-08-29 17:40:28,521 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 17:40:28,522 INFO L470 AbstractCegarLoop]: Abstraction has 14494 states and 20849 transitions. [2021-08-29 17:40:28,522 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 22.6) internal successors, (113), 4 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) [2021-08-29 17:40:28,522 INFO L276 IsEmpty]: Start isEmpty. Operand 14494 states and 20849 transitions. [2021-08-29 17:40:28,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-08-29 17:40:28,528 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 17:40:28,528 INFO L513 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] [2021-08-29 17:40:28,529 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-08-29 17:40:28,529 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 17:40:28,529 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 17:40:28,529 INFO L82 PathProgramCache]: Analyzing trace with hash 1019874586, now seen corresponding path program 1 times [2021-08-29 17:40:28,530 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 17:40:28,530 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1137261069] [2021-08-29 17:40:28,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 17:40:28,530 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 17:40:28,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 17:40:28,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 17:40:28,604 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 17:40:28,604 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1137261069] [2021-08-29 17:40:28,604 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1137261069] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 17:40:28,604 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 17:40:28,604 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-29 17:40:28,604 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [642790301] [2021-08-29 17:40:28,606 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-29 17:40:28,606 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 17:40:28,606 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-29 17:40:28,607 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-29 17:40:28,607 INFO L87 Difference]: Start difference. First operand 14494 states and 20849 transitions. Second operand has 5 states, 5 states have (on average 22.6) internal successors, (113), 4 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) [2021-08-29 17:40:29,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 17:40:29,809 INFO L93 Difference]: Finished difference Result 26048 states and 38274 transitions. [2021-08-29 17:40:29,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-29 17:40:29,810 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 22.6) internal successors, (113), 4 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 [2021-08-29 17:40:29,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 17:40:29,832 INFO L225 Difference]: With dead ends: 26048 [2021-08-29 17:40:29,833 INFO L226 Difference]: Without dead ends: 13338 [2021-08-29 17:40:29,847 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 17.09ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-08-29 17:40:29,848 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 768 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 390 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 231.58ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 768 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 407 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.11ms SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 390 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 287.68ms IncrementalHoareTripleChecker+Time [2021-08-29 17:40:29,848 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [768 Valid, 0 Invalid, 407 Unknown, 0 Unchecked, 2.11ms Time], IncrementalHoareTripleChecker [17 Valid, 390 Invalid, 0 Unknown, 0 Unchecked, 287.68ms Time] [2021-08-29 17:40:29,860 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13338 states. [2021-08-29 17:40:30,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13338 to 7760. [2021-08-29 17:40:30,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7760 states, 7759 states have (on average 1.4150019332388195) internal successors, (10979), 7759 states have internal predecessors, (10979), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 17:40:30,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7760 states to 7760 states and 10979 transitions. [2021-08-29 17:40:30,430 INFO L78 Accepts]: Start accepts. Automaton has 7760 states and 10979 transitions. Word has length 113 [2021-08-29 17:40:30,430 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 17:40:30,430 INFO L470 AbstractCegarLoop]: Abstraction has 7760 states and 10979 transitions. [2021-08-29 17:40:30,430 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 22.6) internal successors, (113), 4 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) [2021-08-29 17:40:30,430 INFO L276 IsEmpty]: Start isEmpty. Operand 7760 states and 10979 transitions. [2021-08-29 17:40:30,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-08-29 17:40:30,434 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 17:40:30,434 INFO L513 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] [2021-08-29 17:40:30,434 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-08-29 17:40:30,434 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 17:40:30,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 17:40:30,435 INFO L82 PathProgramCache]: Analyzing trace with hash -403834699, now seen corresponding path program 1 times [2021-08-29 17:40:30,435 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 17:40:30,435 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1396976724] [2021-08-29 17:40:30,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 17:40:30,435 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 17:40:30,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 17:40:30,577 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 17:40:30,577 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 17:40:30,577 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1396976724] [2021-08-29 17:40:30,577 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1396976724] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 17:40:30,577 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 17:40:30,577 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-08-29 17:40:30,578 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1340228952] [2021-08-29 17:40:30,578 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-08-29 17:40:30,578 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 17:40:30,578 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-08-29 17:40:30,579 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-08-29 17:40:30,579 INFO L87 Difference]: Start difference. First operand 7760 states and 10979 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) [2021-08-29 17:40:31,567 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 17:40:31,567 INFO L93 Difference]: Finished difference Result 13498 states and 19645 transitions. [2021-08-29 17:40:31,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-29 17:40:31,568 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 [2021-08-29 17:40:31,568 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 17:40:31,581 INFO L225 Difference]: With dead ends: 13498 [2021-08-29 17:40:31,581 INFO L226 Difference]: Without dead ends: 7762 [2021-08-29 17:40:31,592 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 49.80ms TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2021-08-29 17:40:31,594 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 554 mSDsluCounter, 488 mSDsCounter, 0 mSdLazyCounter, 982 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 402.38ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 554 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 995 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 3.08ms SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 982 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 502.02ms IncrementalHoareTripleChecker+Time [2021-08-29 17:40:31,594 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [554 Valid, 0 Invalid, 995 Unknown, 0 Unchecked, 3.08ms Time], IncrementalHoareTripleChecker [13 Valid, 982 Invalid, 0 Unknown, 0 Unchecked, 502.02ms Time] [2021-08-29 17:40:31,601 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7762 states. [2021-08-29 17:40:32,064 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7762 to 7760. [2021-08-29 17:40:32,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7760 states, 7759 states have (on average 1.4080422734888516) internal successors, (10925), 7759 states have internal predecessors, (10925), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 17:40:32,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7760 states to 7760 states and 10925 transitions. [2021-08-29 17:40:32,082 INFO L78 Accepts]: Start accepts. Automaton has 7760 states and 10925 transitions. Word has length 113 [2021-08-29 17:40:32,082 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 17:40:32,082 INFO L470 AbstractCegarLoop]: Abstraction has 7760 states and 10925 transitions. [2021-08-29 17:40:32,082 INFO L471 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) [2021-08-29 17:40:32,082 INFO L276 IsEmpty]: Start isEmpty. Operand 7760 states and 10925 transitions. [2021-08-29 17:40:32,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-08-29 17:40:32,085 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 17:40:32,086 INFO L513 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] [2021-08-29 17:40:32,086 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-08-29 17:40:32,086 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 17:40:32,086 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 17:40:32,086 INFO L82 PathProgramCache]: Analyzing trace with hash 1910968843, now seen corresponding path program 1 times [2021-08-29 17:40:32,086 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 17:40:32,086 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [909780569] [2021-08-29 17:40:32,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 17:40:32,087 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 17:40:32,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 17:40:32,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 17:40:32,759 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 17:40:32,759 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [909780569] [2021-08-29 17:40:32,760 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [909780569] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 17:40:32,760 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 17:40:32,760 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [21] imperfect sequences [] total 21 [2021-08-29 17:40:32,760 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1980452073] [2021-08-29 17:40:32,761 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2021-08-29 17:40:32,761 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 17:40:32,761 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-08-29 17:40:32,762 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=371, Unknown=0, NotChecked=0, Total=420 [2021-08-29 17:40:32,762 INFO L87 Difference]: Start difference. First operand 7760 states and 10925 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) [2021-08-29 17:40:39,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 17:40:39,401 INFO L93 Difference]: Finished difference Result 19377 states and 27960 transitions. [2021-08-29 17:40:39,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-29 17:40:39,402 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 [2021-08-29 17:40:39,402 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 17:40:39,428 INFO L225 Difference]: With dead ends: 19377 [2021-08-29 17:40:39,428 INFO L226 Difference]: Without dead ends: 16903 [2021-08-29 17:40:39,437 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 161 ImplicationChecksByTransitivity, 1832.86ms TimeCoverageRelationStatistics Valid=317, Invalid=1165, Unknown=0, NotChecked=0, Total=1482 [2021-08-29 17:40:39,438 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 3269 mSDsluCounter, 6062 mSDsCounter, 0 mSdLazyCounter, 8895 mSolverCounterSat, 75 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3153.57ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 3269 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 8970 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 26.87ms SdHoareTripleChecker+Time, 75 IncrementalHoareTripleChecker+Valid, 8895 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3835.03ms IncrementalHoareTripleChecker+Time [2021-08-29 17:40:39,438 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [3269 Valid, 0 Invalid, 8970 Unknown, 0 Unchecked, 26.87ms Time], IncrementalHoareTripleChecker [75 Valid, 8895 Invalid, 0 Unknown, 0 Unchecked, 3835.03ms Time] [2021-08-29 17:40:39,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16903 states. [2021-08-29 17:40:40,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16903 to 8297. [2021-08-29 17:40:40,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8297 states, 8296 states have (on average 1.3942864030858244) internal successors, (11567), 8296 states have internal predecessors, (11567), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 17:40:40,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8297 states to 8297 states and 11567 transitions. [2021-08-29 17:40:40,121 INFO L78 Accepts]: Start accepts. Automaton has 8297 states and 11567 transitions. Word has length 113 [2021-08-29 17:40:40,121 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 17:40:40,121 INFO L470 AbstractCegarLoop]: Abstraction has 8297 states and 11567 transitions. [2021-08-29 17:40:40,122 INFO L471 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) [2021-08-29 17:40:40,122 INFO L276 IsEmpty]: Start isEmpty. Operand 8297 states and 11567 transitions. [2021-08-29 17:40:40,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-08-29 17:40:40,125 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 17:40:40,125 INFO L513 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] [2021-08-29 17:40:40,125 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-08-29 17:40:40,125 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 17:40:40,126 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 17:40:40,126 INFO L82 PathProgramCache]: Analyzing trace with hash 655744324, now seen corresponding path program 1 times [2021-08-29 17:40:40,126 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 17:40:40,126 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [737258474] [2021-08-29 17:40:40,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 17:40:40,126 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 17:40:40,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-29 17:40:40,177 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-29 17:40:40,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-29 17:40:40,317 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-29 17:40:40,317 INFO L627 BasicCegarLoop]: Counterexample is feasible [2021-08-29 17:40:40,318 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-08-29 17:40:40,320 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-08-29 17:40:40,334 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-08-29 17:40:40,518 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.08 05:40:40 BoogieIcfgContainer [2021-08-29 17:40:40,518 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-29 17:40:40,519 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-08-29 17:40:40,519 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-08-29 17:40:40,519 INFO L275 PluginConnector]: Witness Printer initialized [2021-08-29 17:40:40,520 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 05:40:04" (3/4) ... [2021-08-29 17:40:40,522 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-08-29 17:40:40,699 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-08-29 17:40:40,699 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-08-29 17:40:40,700 INFO L158 Benchmark]: Toolchain (without parser) took 36956.12ms. Allocated memory was 69.2MB in the beginning and 2.6GB in the end (delta: 2.5GB). Free memory was 47.4MB in the beginning and 1.7GB in the end (delta: -1.6GB). Peak memory consumption was 880.3MB. Max. memory is 16.1GB. [2021-08-29 17:40:40,700 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 69.2MB. Free memory was 49.6MB in the beginning and 49.6MB in the end (delta: 31.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-08-29 17:40:40,700 INFO L158 Benchmark]: CACSL2BoogieTranslator took 573.99ms. Allocated memory is still 69.2MB. Free memory was 47.2MB in the beginning and 41.4MB in the end (delta: 5.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-08-29 17:40:40,700 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.21ms. Allocated memory is still 69.2MB. Free memory was 41.1MB in the beginning and 37.5MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-08-29 17:40:40,701 INFO L158 Benchmark]: Boogie Preprocessor took 37.52ms. Allocated memory is still 69.2MB. Free memory was 37.5MB in the beginning and 34.7MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-08-29 17:40:40,701 INFO L158 Benchmark]: RCFGBuilder took 534.58ms. Allocated memory was 69.2MB in the beginning and 88.1MB in the end (delta: 18.9MB). Free memory was 34.7MB in the beginning and 55.1MB in the end (delta: -20.5MB). Peak memory consumption was 15.2MB. Max. memory is 16.1GB. [2021-08-29 17:40:40,702 INFO L158 Benchmark]: TraceAbstraction took 35567.15ms. Allocated memory was 88.1MB in the beginning and 2.6GB in the end (delta: 2.5GB). Free memory was 54.7MB in the beginning and 1.7GB in the end (delta: -1.6GB). Peak memory consumption was 828.1MB. Max. memory is 16.1GB. [2021-08-29 17:40:40,702 INFO L158 Benchmark]: Witness Printer took 180.13ms. Allocated memory is still 2.6GB. Free memory was 1.7GB in the beginning and 1.7GB in the end (delta: 41.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2021-08-29 17:40:40,709 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 69.2MB. Free memory was 49.6MB in the beginning and 49.6MB in the end (delta: 31.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 573.99ms. Allocated memory is still 69.2MB. Free memory was 47.2MB in the beginning and 41.4MB in the end (delta: 5.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.21ms. Allocated memory is still 69.2MB. Free memory was 41.1MB in the beginning and 37.5MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.52ms. Allocated memory is still 69.2MB. Free memory was 37.5MB in the beginning and 34.7MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 534.58ms. Allocated memory was 69.2MB in the beginning and 88.1MB in the end (delta: 18.9MB). Free memory was 34.7MB in the beginning and 55.1MB in the end (delta: -20.5MB). Peak memory consumption was 15.2MB. Max. memory is 16.1GB. * TraceAbstraction took 35567.15ms. Allocated memory was 88.1MB in the beginning and 2.6GB in the end (delta: 2.5GB). Free memory was 54.7MB in the beginning and 1.7GB in the end (delta: -1.6GB). Peak memory consumption was 828.1MB. Max. memory is 16.1GB. * Witness Printer took 180.13ms. Allocated memory is still 2.6GB. Free memory was 1.7GB in the beginning and 1.7GB in the end (delta: 41.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.00ms ErrorAutomatonConstructionTimeTotal, 0.00ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.00ms ErrorAutomatonConstructionTimeAvg, 0.00ms ErrorAutomatonDifferenceTimeAvg, 0.00ms 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=126, id2=127, id3=125, m1=0, m2=0, m3=-2, max1=126, max2=127, max3=125, 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=126, id2=127, id3=125, m1=0, m2=0, m3=-2, max1=126, max2=127, max3=125, 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=126, id2=127, id3=125, m1=0, m2=0, m3=-2, max1=126, max2=127, max3=125, 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=126, id2=127, id3=125, m1=0, m2=0, m3=-2, max1=126, max2=127, max3=125, 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=126, id2=127, id3=125, m1=0, m2=0, m3=-2, max1=126, max2=127, max3=125, 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=126, id2=127, id3=125, m1=0, m2=0, m3=-2, max1=126, max2=127, max3=125, 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=126, id2=127, id3=125, m1=0, m2=0, m3=-2, max1=126, max2=127, max3=125, 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=126, id2=127, id3=125, m1=0, m2=0, m3=-2, max1=126, max2=127, max3=125, 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=126, id2=127, id3=125, m1=0, m2=0, m3=-2, max1=126, max2=127, max3=125, 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=126, id2=127, id3=125, m1=0, m2=0, m3=-2, max1=126, max2=127, max3=125, 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=126, id2=127, id3=125, m1=0, m2=0, m3=-2, max1=126, max2=127, max3=125, 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=126, id2=127, id3=125, m1=0, m2=0, m3=-2, max1=126, max2=127, max3=125, 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=126, id2=127, id3=125, m1=0, m2=0, m3=-2, max1=126, max2=127, max3=125, 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=126, id2=127, id3=125, m1=0, m2=0, m3=-2, max1=126, max2=127, max3=125, 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=126, id2=127, id3=125, m1=0, m2=0, m3=-2, max1=126, max2=127, max3=125, 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=126, id2=127, id3=125, m1=0, m2=0, m3=-2, max1=126, max2=127, max3=125, 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=126, id2=127, id3=125, m1=0, m2=0, m3=-2, max1=126, max2=127, max3=125, 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=126, id2=127, id3=125, m1=0, m2=0, m3=-2, max1=126, max2=127, max3=125, 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=126, id2=127, id3=125, m1=0, m2=0, m3=-2, max1=126, max2=127, max3=125, 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=126, id2=127, id3=125, m1=0, m2=0, m3=-2, max1=126, max2=127, max3=125, 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=126, id2=127, id3=125, m1=0, m2=0, m3=-2, max1=126, max2=127, max3=125, 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=126, id2=127, id3=125, m1=0, m2=0, m3=-2, max1=126, max2=127, max3=125, 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=126, id2=127, id3=125, m1=0, m2=0, m3=-2, max1=126, max2=127, max3=125, 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=126, id2=127, id3=125, m1=0, m2=0, m3=-2, max1=126, max2=127, max3=125, 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=126, id2=127, id3=125, m1=0, m2=0, m3=-2, max1=126, max2=127, max3=125, 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=126, id2=127, id3=125, m1=0, m2=0, m3=-2, max1=126, max2=127, max3=125, 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=126, id2=127, id3=125, m1=0, m2=0, m3=-2, max1=126, max2=127, max3=125, 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=126, id2=127, id3=125, m1=0, m2=0, m3=-2, max1=126, max2=127, max3=125, 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=126, id2=127, id3=125, m1=0, m2=0, m3=-2, max1=126, max2=127, max3=125, 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=126, id2=127, id3=125, m1=0, m2=0, m3=-2, max1=126, max2=127, max3=125, 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=126, id2=127, id3=125, m1=0, m2=0, m3=-2, max1=126, max2=127, max3=125, 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=126, id2=127, id3=125, m1=0, m2=0, m3=-2, max1=126, max2=127, max3=125, 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=126, id2=127, id3=125, m1=0, m2=0, m3=-2, max1=126, max2=127, max3=125, 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=126, id2=127, id3=125, m1=0, m2=0, m3=-2, max1=126, max2=127, max3=125, 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=126, id2=127, id3=125, m1=0, m2=0, m3=-2, max1=126, max2=127, max3=125, 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=126, id2=127, id3=125, m1=0, m2=0, m3=-2, max1=126, max2=127, max3=125, 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=126, id2=127, id3=125, m1=0, m2=0, m3=-2, max1=126, max2=127, max3=125, 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=126, id2=127, id3=125, m1=0, m2=0, m3=-2, max1=126, max2=127, max3=125, 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=126, id2=127, id3=125, m1=0, m2=0, m3=-2, max1=126, max2=127, max3=125, 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=126, id2=127, id3=125, m1=0, m2=0, m3=-2, max1=126, max2=127, max3=125, 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=126, id2=127, id3=125, m1=0, m2=0, m3=-2, max1=126, max2=127, max3=125, 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=126, id2=127, id3=125, m1=0, m2=0, m3=-2, max1=126, max2=127, max3=125, 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=126, id2=127, id3=125, m1=0, m2=0, m3=-2, max1=126, max2=127, max3=125, 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=126, id2=127, id3=125, m1=0, m2=0, m3=-2, max1=126, max2=127, max3=125, 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=126, id2=127, id3=125, m1=0, m2=0, m3=-2, max1=126, max2=127, max3=125, 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=126, id2=127, id3=125, m1=0, m2=0, m3=-2, max1=126, max2=127, max3=125, 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=126, id2=127, id3=125, m1=0, m2=0, m3=-2, max1=126, max2=127, max3=125, 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=126, id2=127, id3=125, m1=0, m2=0, m3=-2, max1=126, max2=127, max3=125, 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=126, id2=127, id3=125, m1=0, m2=0, m3=-2, max1=126, max2=127, max3=125, 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=126, id2=127, id3=125, m1=0, m2=0, m3=-2, max1=126, max2=127, max3=125, 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=126, id2=127, id3=125, m1=0, m2=0, m3=-2, max1=126, max2=127, max3=125, 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=126, id2=127, id3=125, m1=0, m2=0, m3=-2, max1=126, max2=127, max3=125, 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=126, id2=127, id3=125, m1=0, m2=0, m3=-2, max1=126, max2=127, max3=125, mode1=0, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=126, 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=126, id2=127, id3=125, m1=0, m2=0, m3=-2, max1=126, max2=127, max3=125, mode1=0, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=126, 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=126, id2=127, id3=125, m1=0, m2=0, m3=-2, max1=126, max2=127, max3=125, mode1=1, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=126, 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=126, id2=127, id3=125, m1=0, m2=0, m3=-2, max1=126, max2=127, max3=125, mode1=1, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=126, 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=126, id2=127, id3=125, m1=0, m2=0, m3=-2, max1=126, max2=127, max3=125, mode1=1, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=126, 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=126, id2=127, id3=125, m1=0, m2=0, m3=-2, max1=126, max2=127, max3=125, mode1=1, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=126, 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=126, id2=127, id3=125, m1=0, m2=0, m3=-2, max1=126, max2=127, max3=125, mode1=1, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=126, 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=126, id2=127, id3=125, m1=0, m2=0, m3=-2, max1=126, max2=127, max3=125, mode1=1, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=126, 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=126, id2=127, id3=125, m1=0, m2=0, m3=-2, max1=126, max2=127, max3=125, mode1=1, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=126, 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=126, id2=127, id3=125, m1=0, m2=0, m3=-2, max1=126, max2=127, max3=125, mode1=1, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=126, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=127, 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=126, id2=127, id3=125, m1=0, m2=0, m3=-2, max1=126, max2=127, max3=125, mode1=1, mode2=1, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=126, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=127, 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=126, id2=127, id3=125, m1=0, m2=0, m3=-2, max1=126, max2=127, max3=125, mode1=1, mode2=1, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=126, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=127, 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=126, id2=127, id3=125, m1=0, m2=0, m3=-2, max1=126, max2=127, max3=125, mode1=1, mode2=1, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=126, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=127, 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=126, id2=127, id3=125, m1=0, m2=0, m3=-2, max1=126, max2=127, max3=125, mode1=1, mode2=1, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=126, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=127, 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=126, id2=127, id3=125, m1=0, m2=0, m3=-2, max1=126, max2=127, max3=125, mode1=1, mode2=1, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=126, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=127, 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=126, id2=127, id3=125, m1=0, m2=0, m3=-2, max1=126, max2=127, max3=125, mode1=1, mode2=1, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=126, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=127, 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=126, id2=127, id3=125, m1=0, m2=0, m3=-2, max1=126, max2=127, max3=125, mode1=1, mode2=1, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=126, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=127, p23_old=-1, p31=0, p31_new=125, 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=126, id2=127, id3=125, m1=0, m2=0, m3=-2, max1=126, max2=127, max3=125, mode1=1, mode2=1, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=126, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=127, p23_old=-1, p31=0, p31_new=125, 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=126, id2=127, id3=125, m1=0, m2=0, m3=-2, max1=126, max2=127, max3=125, mode1=1, mode2=1, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=126, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=127, p31=0, p31_new=-1, p31_old=125, 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=126, id2=127, id3=125, m1=0, m2=0, m3=-2, max1=126, max2=127, max3=125, mode1=1, mode2=1, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=126, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=127, p31=0, p31_new=-1, p31_old=125, 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=126, id2=127, id3=125, m1=0, m2=0, m3=-2, max1=126, max2=127, max3=125, mode1=1, mode2=1, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=126, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=127, p31=0, p31_new=-1, p31_old=125, 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=126, id2=127, id3=125, m1=0, m2=0, m3=-2, max1=126, max2=127, max3=125, mode1=1, mode2=1, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=126, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=127, p31=0, p31_new=-1, p31_old=125, 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=126, id2=127, id3=125, m1=0, m2=0, m3=-2, max1=126, max2=127, max3=125, mode1=1, mode2=1, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=126, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=127, p31=0, p31_new=-1, p31_old=125, 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=126, id2=127, id3=125, m1=0, m2=0, m3=-2, max1=126, max2=127, max3=125, mode1=1, mode2=1, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=126, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=127, p31=0, p31_new=-1, p31_old=125, 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=126, id2=127, id3=125, m1=0, m2=0, m3=-2, max1=126, max2=127, max3=125, mode1=1, mode2=1, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=126, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=127, p31=0, p31_new=-1, p31_old=125, 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=126, id2=127, id3=125, m1=0, m2=0, m3=-2, max1=126, max2=127, max3=125, mode1=1, mode2=1, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=126, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=127, p31=0, p31_new=-1, p31_old=125, 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=126, id2=127, id3=125, m1=0, m2=0, m3=-2, max1=126, max2=127, max3=125, mode1=1, mode2=1, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=126, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=127, p31=0, p31_new=-1, p31_old=125, 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=126, id2=127, id3=125, m1=0, m2=0, m3=-2, max1=126, max2=127, max3=125, mode1=1, mode2=1, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=126, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=127, p31=0, p31_new=-1, p31_old=125, 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=126, id2=127, id3=125, m1=0, m2=0, m3=-2, max1=126, max2=127, max3=125, mode1=1, mode2=1, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=126, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=127, p31=0, p31_new=-1, p31_old=125, 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=126, id2=127, id3=125, m1=0, m2=0, m3=-2, max1=126, max2=127, max3=125, mode1=1, mode2=1, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=126, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=127, p31=0, p31_new=-1, p31_old=125, 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=126, id2=127, id3=125, m1=0, m2=0, m3=-2, max1=126, max2=127, max3=125, mode1=1, mode2=1, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=126, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=127, p31=0, p31_new=-1, p31_old=125, 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=126, id2=127, id3=125, m1=0, m2=0, m3=-2, max1=126, max2=127, max3=125, mode1=1, mode2=1, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=126, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=127, p31=0, p31_new=-1, p31_old=125, 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=126, id2=127, id3=125, m1=0, m2=0, m3=-2, max1=126, max2=127, max3=125, mode1=1, mode2=1, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=126, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=127, p31=0, p31_new=-1, p31_old=125, 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=126, id2=127, id3=125, m1=125, m2=0, m3=-2, max1=126, max2=127, max3=125, mode1=1, mode2=1, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=126, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=127, 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=126, id2=127, id3=125, m1=125, m2=0, m3=-2, max1=126, max2=127, max3=125, mode1=1, mode2=1, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=126, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=127, 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=126, id2=127, id3=125, m1=125, m2=0, m3=-2, max1=126, max2=127, max3=125, mode1=1, mode2=1, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=126, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=127, 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=126, id2=127, id3=125, m1=125, m2=0, m3=-2, max1=126, max2=127, max3=125, mode1=1, mode2=1, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=126, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=127, 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=126, id2=127, id3=125, m1=125, m2=0, m3=-2, max1=126, max2=127, max3=125, mode1=0, mode2=1, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=126, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=127, 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=126, id2=127, id3=125, m1=125, m2=0, m3=-2, max1=126, max2=127, max3=125, mode1=0, mode2=1, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=126, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=127, 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=126, id2=127, id3=125, m1=125, m2=0, m3=-2, max1=126, max2=127, max3=125, mode1=0, mode2=1, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=126, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=127, 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=126, id2=127, id3=125, m1=125, m2=126, m3=-2, max1=126, max2=127, max3=125, 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=127, 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=126, id2=127, id3=125, m1=125, m2=126, m3=-2, max1=126, max2=127, max3=125, 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=127, 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=126, id2=127, id3=125, m1=125, m2=126, m3=-2, max1=126, max2=127, max3=125, 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=127, 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=126, id2=127, id3=125, m1=125, m2=126, m3=-2, max1=126, max2=127, max3=125, 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=127, 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=126, id2=127, id3=125, m1=125, m2=126, m3=-2, max1=126, max2=127, max3=125, 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=127, 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=126, id2=127, id3=125, m1=125, m2=126, m3=-2, max1=126, max2=127, max3=125, 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=127, 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=126, id2=127, id3=125, m1=125, m2=126, m3=-2, max1=126, max2=127, max3=125, 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=127, 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=126, id2=127, id3=125, m1=125, m2=126, m3=127, max1=126, max2=127, max3=125, 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=126, id2=127, id3=125, m1=125, m2=126, m3=127, max1=126, max2=127, max3=127, 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=126, id2=127, id3=125, m1=125, m2=126, m3=127, max1=126, max2=127, max3=127, 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=126, id2=127, id3=125, m1=125, m2=126, m3=127, max1=126, max2=127, max3=127, 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=126, id2=127, id3=125, m1=125, m2=126, m3=127, max1=126, max2=127, max3=127, 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=126, id2=127, id3=125, m1=125, m2=126, m3=127, max1=126, max2=127, max3=127, 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=126, id2=127, id3=125, m1=125, m2=126, m3=127, max1=126, max2=127, max3=127, 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=126, id2=127, id3=125, m1=125, m2=126, m3=127, max1=126, max2=127, max3=127, 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=126, id2=127, id3=125, m1=125, m2=126, m3=127, max1=126, max2=127, max3=127, 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=126, id2=127, id3=125, m1=125, m2=126, m3=127, max1=126, max2=127, max3=127, 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=126, id2=127, id3=125, m1=125, m2=126, m3=127, max1=126, max2=127, max3=127, 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=126, id2=127, id3=125, m1=125, m2=126, m3=127, max1=126, max2=127, max3=127, 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=126, id2=127, id3=125, m1=125, m2=126, m3=127, max1=126, max2=127, max3=127, 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 CFG has 1 procedures, 224 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 35320.63ms, OverallIterations: 22, TraceHistogramMax: 1, EmptinessCheckTime: 120.36ms, AutomataDifference: 24686.70ms, DeadEndRemovalTime: 0.00ms, HoareAnnotationTime: 0.00ms, InitialAbstractionConstructionTime: 14.27ms, PartialOrderReductionTime: 0.00ms, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11876 SdHoareTripleChecker+Valid, 14448.07ms IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 11876 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 11471.79ms Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 13427 mSDsCounter, 219 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 25324 IncrementalHoareTripleChecker+Invalid, 25543 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 219 mSolverCounterUnsat, 0 mSDtfsCounter, 25324 mSolverCounterSat, 104.29ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 135 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 94 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 168 ImplicationChecksByTransitivity, 2058.81ms Time, 0.00ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=14494occurred in iteration=17, InterpolantAutomatonStates: 101, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.00ms DumpTime, AutomataMinimizationStatistics: 7234.56ms AutomataMinimizationTime, 21 MinimizatonAttempts, 18184 StatesRemovedByMinimization, 16 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 115.88ms SsaConstructionTime, 819.07ms SatisfiabilityAnalysisTime, 1879.85ms InterpolantComputationTime, 2311 NumberOfCodeBlocks, 2311 NumberOfCodeBlocksAsserted, 22 NumberOfCheckSat, 2177 ConstructedInterpolants, 0 QuantifiedInterpolants, 9012 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! [2021-08-29 17:40:40,764 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...