./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 20ed64ec Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.UNBOUNDED.pals.c.v+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-dev-20ed64e [2021-08-26 10:08:44,221 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-26 10:08:44,223 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-26 10:08:44,260 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-26 10:08:44,260 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-26 10:08:44,264 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-26 10:08:44,265 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-26 10:08:44,270 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-26 10:08:44,272 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-26 10:08:44,280 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-26 10:08:44,281 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-26 10:08:44,288 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-26 10:08:44,289 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-26 10:08:44,291 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-26 10:08:44,292 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-26 10:08:44,295 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-26 10:08:44,296 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-26 10:08:44,297 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-26 10:08:44,299 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-26 10:08:44,304 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-26 10:08:44,305 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-26 10:08:44,306 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-26 10:08:44,308 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-26 10:08:44,308 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-26 10:08:44,314 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-26 10:08:44,314 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-26 10:08:44,315 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-26 10:08:44,316 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-26 10:08:44,316 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-26 10:08:44,317 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-26 10:08:44,317 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-26 10:08:44,318 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-26 10:08:44,319 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-26 10:08:44,320 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-26 10:08:44,321 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-26 10:08:44,321 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-26 10:08:44,322 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-26 10:08:44,322 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-26 10:08:44,323 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-26 10:08:44,324 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-26 10:08:44,324 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-26 10:08:44,329 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-08-26 10:08:44,363 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-26 10:08:44,364 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-26 10:08:44,364 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-26 10:08:44,365 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-26 10:08:44,366 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-26 10:08:44,366 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-26 10:08:44,366 INFO L138 SettingsManager]: * Use SBE=true [2021-08-26 10:08:44,367 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-26 10:08:44,367 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-26 10:08:44,367 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-26 10:08:44,368 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-26 10:08:44,368 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-26 10:08:44,369 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-26 10:08:44,369 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-26 10:08:44,369 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-26 10:08:44,369 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-26 10:08:44,369 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-26 10:08:44,370 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-26 10:08:44,370 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-26 10:08:44,370 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-26 10:08:44,370 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-26 10:08:44,370 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-26 10:08:44,371 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-26 10:08:44,371 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-26 10:08:44,371 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-26 10:08:44,371 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-26 10:08:44,371 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-26 10:08:44,372 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-26 10:08:44,372 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-26 10:08:44,372 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-26 10:08:44,372 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 115031186e29f789cf62dcbde9979dbb092c6505 [2021-08-26 10:08:44,674 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-26 10:08:44,702 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-26 10:08:44,704 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-26 10:08:44,705 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-26 10:08:44,705 INFO L275 PluginConnector]: CDTParser initialized [2021-08-26 10:08:44,706 INFO L432 ainManager$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 [2021-08-26 10:08:44,761 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a88954190/a83c2b19213b4f9189b026f195a1dd2a/FLAG5b3b49e83 [2021-08-26 10:08:45,202 INFO L306 CDTParser]: Found 1 translation units. [2021-08-26 10:08:45,202 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 [2021-08-26 10:08:45,216 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a88954190/a83c2b19213b4f9189b026f195a1dd2a/FLAG5b3b49e83 [2021-08-26 10:08:45,566 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a88954190/a83c2b19213b4f9189b026f195a1dd2a [2021-08-26 10:08:45,569 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-26 10:08:45,570 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-26 10:08:45,573 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-26 10:08:45,573 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-26 10:08:45,576 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-26 10:08:45,577 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 10:08:45" (1/1) ... [2021-08-26 10:08:45,578 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71230d8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 10:08:45, skipping insertion in model container [2021-08-26 10:08:45,578 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 10:08:45" (1/1) ... [2021-08-26 10:08:45,583 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-26 10:08:45,633 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-26 10:08:45,797 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] [2021-08-26 10:08:45,892 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-26 10:08:45,902 INFO L203 MainTranslator]: Completed pre-run [2021-08-26 10:08:45,970 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] [2021-08-26 10:08:46,000 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-26 10:08:46,015 INFO L208 MainTranslator]: Completed translation [2021-08-26 10:08:46,016 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 10:08:46 WrapperNode [2021-08-26 10:08:46,016 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-26 10:08:46,016 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-26 10:08:46,017 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-26 10:08:46,017 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-26 10:08:46,021 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 10:08:46" (1/1) ... [2021-08-26 10:08:46,032 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 10:08:46" (1/1) ... [2021-08-26 10:08:46,067 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-26 10:08:46,068 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-26 10:08:46,068 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-26 10:08:46,068 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-26 10:08:46,075 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 10:08:46" (1/1) ... [2021-08-26 10:08:46,075 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 10:08:46" (1/1) ... [2021-08-26 10:08:46,079 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 10:08:46" (1/1) ... [2021-08-26 10:08:46,080 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 10:08:46" (1/1) ... [2021-08-26 10:08:46,100 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 10:08:46" (1/1) ... [2021-08-26 10:08:46,118 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 10:08:46" (1/1) ... [2021-08-26 10:08:46,135 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 10:08:46" (1/1) ... [2021-08-26 10:08:46,139 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-26 10:08:46,140 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-26 10:08:46,140 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-26 10:08:46,140 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-26 10:08:46,141 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 10:08:46" (1/1) ... [2021-08-26 10:08:46,146 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-26 10:08:46,164 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-26 10:08:46,190 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-08-26 10:08:46,220 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-08-26 10:08:46,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-26 10:08:46,235 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-26 10:08:46,236 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-26 10:08:46,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-26 10:08:47,028 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-26 10:08:47,028 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-08-26 10:08:47,030 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 10:08:47 BoogieIcfgContainer [2021-08-26 10:08:47,030 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-26 10:08:47,031 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-26 10:08:47,031 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-26 10:08:47,034 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-26 10:08:47,034 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.08 10:08:45" (1/3) ... [2021-08-26 10:08:47,034 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e28469c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.08 10:08:47, skipping insertion in model container [2021-08-26 10:08:47,035 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 10:08:46" (2/3) ... [2021-08-26 10:08:47,035 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e28469c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.08 10:08:47, skipping insertion in model container [2021-08-26 10:08:47,035 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 10:08:47" (3/3) ... [2021-08-26 10:08:47,036 INFO L111 eAbstractionObserver]: Analyzing ICFG pals_floodmax.3.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2021-08-26 10:08:47,040 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-26 10:08:47,040 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-08-26 10:08:47,072 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-08-26 10:08:47,077 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-08-26 10:08:47,077 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-08-26 10:08:47,093 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) [2021-08-26 10:08:47,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-08-26 10:08:47,101 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 10:08:47,101 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 10:08:47,102 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 10:08:47,106 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 10:08:47,106 INFO L82 PathProgramCache]: Analyzing trace with hash -1885524630, now seen corresponding path program 1 times [2021-08-26 10:08:47,112 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 10:08:47,112 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1363643408] [2021-08-26 10:08:47,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 10:08:47,113 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 10:08:47,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 10:08:47,406 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 10:08:47,407 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 10:08:47,407 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1363643408] [2021-08-26 10:08:47,408 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1363643408] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 10:08:47,408 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 10:08:47,408 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-26 10:08:47,410 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1908952640] [2021-08-26 10:08:47,416 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-26 10:08:47,416 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 10:08:47,425 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-26 10:08:47,425 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 10:08:47,428 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) [2021-08-26 10:08:47,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 10:08:47,521 INFO L93 Difference]: Finished difference Result 452 states and 785 transitions. [2021-08-26 10:08:47,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-26 10:08:47,523 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 95 [2021-08-26 10:08:47,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 10:08:47,533 INFO L225 Difference]: With dead ends: 452 [2021-08-26 10:08:47,533 INFO L226 Difference]: Without dead ends: 334 [2021-08-26 10:08:47,535 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.2ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 10:08:47,549 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 334 states. [2021-08-26 10:08:47,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 334 to 332. [2021-08-26 10:08:47,594 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) [2021-08-26 10:08:47,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 332 states and 507 transitions. [2021-08-26 10:08:47,602 INFO L78 Accepts]: Start accepts. Automaton has 332 states and 507 transitions. Word has length 95 [2021-08-26 10:08:47,603 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 10:08:47,603 INFO L470 AbstractCegarLoop]: Abstraction has 332 states and 507 transitions. [2021-08-26 10:08:47,603 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 10:08:47,604 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 507 transitions. [2021-08-26 10:08:47,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-08-26 10:08:47,607 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 10:08:47,608 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 10:08:47,608 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-26 10:08:47,608 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 10:08:47,611 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 10:08:47,611 INFO L82 PathProgramCache]: Analyzing trace with hash -614138391, now seen corresponding path program 1 times [2021-08-26 10:08:47,612 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 10:08:47,612 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2018246942] [2021-08-26 10:08:47,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 10:08:47,613 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 10:08:47,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 10:08:47,830 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 10:08:47,830 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 10:08:47,830 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2018246942] [2021-08-26 10:08:47,831 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2018246942] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 10:08:47,831 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 10:08:47,831 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-26 10:08:47,831 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [469755368] [2021-08-26 10:08:47,832 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-26 10:08:47,833 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 10:08:47,833 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-26 10:08:47,833 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-26 10:08:47,834 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) [2021-08-26 10:08:47,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 10:08:47,951 INFO L93 Difference]: Finished difference Result 965 states and 1470 transitions. [2021-08-26 10:08:47,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-26 10:08:47,952 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 [2021-08-26 10:08:47,953 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 10:08:47,958 INFO L225 Difference]: With dead ends: 965 [2021-08-26 10:08:47,958 INFO L226 Difference]: Without dead ends: 642 [2021-08-26 10:08:47,962 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 10.2ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-08-26 10:08:47,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 642 states. [2021-08-26 10:08:47,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 642 to 640. [2021-08-26 10:08:47,996 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) [2021-08-26 10:08:47,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 640 states and 968 transitions. [2021-08-26 10:08:47,999 INFO L78 Accepts]: Start accepts. Automaton has 640 states and 968 transitions. Word has length 95 [2021-08-26 10:08:47,999 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 10:08:47,999 INFO L470 AbstractCegarLoop]: Abstraction has 640 states and 968 transitions. [2021-08-26 10:08:47,999 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) [2021-08-26 10:08:47,999 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 968 transitions. [2021-08-26 10:08:48,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-08-26 10:08:48,003 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 10:08:48,003 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 10:08:48,003 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-26 10:08:48,003 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 10:08:48,004 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 10:08:48,004 INFO L82 PathProgramCache]: Analyzing trace with hash -779319531, now seen corresponding path program 1 times [2021-08-26 10:08:48,004 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 10:08:48,004 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1691569202] [2021-08-26 10:08:48,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 10:08:48,005 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 10:08:48,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 10:08:48,052 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 10:08:48,053 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 10:08:48,053 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1691569202] [2021-08-26 10:08:48,053 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1691569202] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 10:08:48,053 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 10:08:48,054 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-26 10:08:48,054 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [621043018] [2021-08-26 10:08:48,054 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-26 10:08:48,055 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 10:08:48,055 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-26 10:08:48,056 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 10:08:48,056 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) [2021-08-26 10:08:48,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 10:08:48,112 INFO L93 Difference]: Finished difference Result 1882 states and 2842 transitions. [2021-08-26 10:08:48,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-26 10:08:48,120 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 [2021-08-26 10:08:48,120 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 10:08:48,126 INFO L225 Difference]: With dead ends: 1882 [2021-08-26 10:08:48,126 INFO L226 Difference]: Without dead ends: 1270 [2021-08-26 10:08:48,130 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.3ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 10:08:48,131 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1270 states. [2021-08-26 10:08:48,171 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1270 to 642. [2021-08-26 10:08:48,173 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) [2021-08-26 10:08:48,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 642 states and 970 transitions. [2021-08-26 10:08:48,174 INFO L78 Accepts]: Start accepts. Automaton has 642 states and 970 transitions. Word has length 96 [2021-08-26 10:08:48,176 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 10:08:48,176 INFO L470 AbstractCegarLoop]: Abstraction has 642 states and 970 transitions. [2021-08-26 10:08:48,176 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) [2021-08-26 10:08:48,176 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 970 transitions. [2021-08-26 10:08:48,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-08-26 10:08:48,186 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 10:08:48,186 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 10:08:48,186 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-08-26 10:08:48,187 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 10:08:48,188 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 10:08:48,189 INFO L82 PathProgramCache]: Analyzing trace with hash -611891448, now seen corresponding path program 1 times [2021-08-26 10:08:48,189 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 10:08:48,189 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2031750655] [2021-08-26 10:08:48,189 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 10:08:48,190 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 10:08:48,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 10:08:48,303 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 10:08:48,304 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 10:08:48,304 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2031750655] [2021-08-26 10:08:48,304 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2031750655] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 10:08:48,304 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 10:08:48,304 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-26 10:08:48,305 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1527213781] [2021-08-26 10:08:48,305 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-26 10:08:48,305 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 10:08:48,306 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-26 10:08:48,306 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-26 10:08:48,306 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) [2021-08-26 10:08:48,404 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 10:08:48,405 INFO L93 Difference]: Finished difference Result 1838 states and 2766 transitions. [2021-08-26 10:08:48,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-26 10:08:48,405 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 [2021-08-26 10:08:48,406 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 10:08:48,410 INFO L225 Difference]: With dead ends: 1838 [2021-08-26 10:08:48,410 INFO L226 Difference]: Without dead ends: 1226 [2021-08-26 10:08:48,412 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 9.5ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-08-26 10:08:48,413 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1226 states. [2021-08-26 10:08:48,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1226 to 1224. [2021-08-26 10:08:48,481 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) [2021-08-26 10:08:48,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1224 states to 1224 states and 1828 transitions. [2021-08-26 10:08:48,484 INFO L78 Accepts]: Start accepts. Automaton has 1224 states and 1828 transitions. Word has length 97 [2021-08-26 10:08:48,484 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 10:08:48,484 INFO L470 AbstractCegarLoop]: Abstraction has 1224 states and 1828 transitions. [2021-08-26 10:08:48,484 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) [2021-08-26 10:08:48,484 INFO L276 IsEmpty]: Start isEmpty. Operand 1224 states and 1828 transitions. [2021-08-26 10:08:48,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-08-26 10:08:48,487 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 10:08:48,487 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 10:08:48,487 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-08-26 10:08:48,488 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 10:08:48,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 10:08:48,489 INFO L82 PathProgramCache]: Analyzing trace with hash 288388308, now seen corresponding path program 1 times [2021-08-26 10:08:48,489 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 10:08:48,489 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [876126112] [2021-08-26 10:08:48,489 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 10:08:48,490 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 10:08:48,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 10:08:48,544 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 10:08:48,544 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 10:08:48,545 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [876126112] [2021-08-26 10:08:48,545 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [876126112] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 10:08:48,545 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 10:08:48,545 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-26 10:08:48,545 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1772609212] [2021-08-26 10:08:48,546 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-26 10:08:48,546 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 10:08:48,546 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-26 10:08:48,547 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 10:08:48,547 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) [2021-08-26 10:08:48,668 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 10:08:48,668 INFO L93 Difference]: Finished difference Result 3596 states and 5364 transitions. [2021-08-26 10:08:48,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-26 10:08:48,669 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 [2021-08-26 10:08:48,669 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 10:08:48,683 INFO L225 Difference]: With dead ends: 3596 [2021-08-26 10:08:48,683 INFO L226 Difference]: Without dead ends: 2416 [2021-08-26 10:08:48,685 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.2ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 10:08:48,686 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2416 states. [2021-08-26 10:08:48,750 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2416 to 1228. [2021-08-26 10:08:48,752 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) [2021-08-26 10:08:48,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1228 states to 1228 states and 1832 transitions. [2021-08-26 10:08:48,755 INFO L78 Accepts]: Start accepts. Automaton has 1228 states and 1832 transitions. Word has length 98 [2021-08-26 10:08:48,756 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 10:08:48,756 INFO L470 AbstractCegarLoop]: Abstraction has 1228 states and 1832 transitions. [2021-08-26 10:08:48,756 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) [2021-08-26 10:08:48,756 INFO L276 IsEmpty]: Start isEmpty. Operand 1228 states and 1832 transitions. [2021-08-26 10:08:48,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-08-26 10:08:48,758 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 10:08:48,758 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 10:08:48,758 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-08-26 10:08:48,758 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 10:08:48,759 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 10:08:48,759 INFO L82 PathProgramCache]: Analyzing trace with hash 892316583, now seen corresponding path program 1 times [2021-08-26 10:08:48,759 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 10:08:48,759 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1294860367] [2021-08-26 10:08:48,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 10:08:48,760 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 10:08:48,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 10:08:48,836 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 10:08:48,837 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 10:08:48,837 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1294860367] [2021-08-26 10:08:48,837 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1294860367] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 10:08:48,837 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 10:08:48,838 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-26 10:08:48,838 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1399251620] [2021-08-26 10:08:48,838 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-26 10:08:48,838 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 10:08:48,839 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-26 10:08:48,839 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-26 10:08:48,839 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) [2021-08-26 10:08:48,982 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 10:08:48,983 INFO L93 Difference]: Finished difference Result 3338 states and 4947 transitions. [2021-08-26 10:08:48,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-26 10:08:48,983 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 [2021-08-26 10:08:48,984 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 10:08:48,990 INFO L225 Difference]: With dead ends: 3338 [2021-08-26 10:08:48,990 INFO L226 Difference]: Without dead ends: 2158 [2021-08-26 10:08:48,991 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 9.4ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-08-26 10:08:48,993 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2158 states. [2021-08-26 10:08:49,116 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2158 to 2156. [2021-08-26 10:08:49,120 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) [2021-08-26 10:08:49,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2156 states to 2156 states and 3153 transitions. [2021-08-26 10:08:49,126 INFO L78 Accepts]: Start accepts. Automaton has 2156 states and 3153 transitions. Word has length 99 [2021-08-26 10:08:49,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 10:08:49,126 INFO L470 AbstractCegarLoop]: Abstraction has 2156 states and 3153 transitions. [2021-08-26 10:08:49,126 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) [2021-08-26 10:08:49,127 INFO L276 IsEmpty]: Start isEmpty. Operand 2156 states and 3153 transitions. [2021-08-26 10:08:49,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-08-26 10:08:49,129 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 10:08:49,129 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 10:08:49,130 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-08-26 10:08:49,130 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 10:08:49,130 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 10:08:49,130 INFO L82 PathProgramCache]: Analyzing trace with hash -701979117, now seen corresponding path program 1 times [2021-08-26 10:08:49,131 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 10:08:49,134 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1892756869] [2021-08-26 10:08:49,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 10:08:49,134 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 10:08:49,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 10:08:49,169 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 10:08:49,170 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 10:08:49,170 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1892756869] [2021-08-26 10:08:49,171 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1892756869] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 10:08:49,171 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 10:08:49,171 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-26 10:08:49,171 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [474512689] [2021-08-26 10:08:49,171 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-26 10:08:49,172 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 10:08:49,172 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-26 10:08:49,172 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 10:08:49,173 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) [2021-08-26 10:08:49,399 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 10:08:49,400 INFO L93 Difference]: Finished difference Result 6060 states and 8917 transitions. [2021-08-26 10:08:49,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-26 10:08:49,401 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 [2021-08-26 10:08:49,402 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 10:08:49,415 INFO L225 Difference]: With dead ends: 6060 [2021-08-26 10:08:49,417 INFO L226 Difference]: Without dead ends: 4220 [2021-08-26 10:08:49,420 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.3ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 10:08:49,424 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4220 states. [2021-08-26 10:08:49,580 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4220 to 2164. [2021-08-26 10:08:49,583 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) [2021-08-26 10:08:49,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2164 states to 2164 states and 3161 transitions. [2021-08-26 10:08:49,589 INFO L78 Accepts]: Start accepts. Automaton has 2164 states and 3161 transitions. Word has length 100 [2021-08-26 10:08:49,590 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 10:08:49,590 INFO L470 AbstractCegarLoop]: Abstraction has 2164 states and 3161 transitions. [2021-08-26 10:08:49,590 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) [2021-08-26 10:08:49,590 INFO L276 IsEmpty]: Start isEmpty. Operand 2164 states and 3161 transitions. [2021-08-26 10:08:49,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-08-26 10:08:49,595 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 10:08:49,595 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 10:08:49,595 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-08-26 10:08:49,595 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 10:08:49,596 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 10:08:49,596 INFO L82 PathProgramCache]: Analyzing trace with hash -362041594, now seen corresponding path program 1 times [2021-08-26 10:08:49,596 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 10:08:49,596 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1002750399] [2021-08-26 10:08:49,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 10:08:49,597 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 10:08:49,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 10:08:49,717 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 10:08:49,717 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 10:08:49,717 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1002750399] [2021-08-26 10:08:49,717 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1002750399] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 10:08:49,717 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 10:08:49,718 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-26 10:08:49,718 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [358382263] [2021-08-26 10:08:49,718 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-26 10:08:49,718 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 10:08:49,719 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-26 10:08:49,719 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-08-26 10:08:49,719 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) [2021-08-26 10:08:50,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 10:08:50,008 INFO L93 Difference]: Finished difference Result 6246 states and 9104 transitions. [2021-08-26 10:08:50,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-26 10:08:50,008 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 [2021-08-26 10:08:50,009 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 10:08:50,022 INFO L225 Difference]: With dead ends: 6246 [2021-08-26 10:08:50,022 INFO L226 Difference]: Without dead ends: 4170 [2021-08-26 10:08:50,025 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 10.4ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-08-26 10:08:50,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4170 states. [2021-08-26 10:08:50,292 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4170 to 4168. [2021-08-26 10:08:50,299 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) [2021-08-26 10:08:50,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4168 states to 4168 states and 6013 transitions. [2021-08-26 10:08:50,310 INFO L78 Accepts]: Start accepts. Automaton has 4168 states and 6013 transitions. Word has length 101 [2021-08-26 10:08:50,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 10:08:50,311 INFO L470 AbstractCegarLoop]: Abstraction has 4168 states and 6013 transitions. [2021-08-26 10:08:50,311 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) [2021-08-26 10:08:50,311 INFO L276 IsEmpty]: Start isEmpty. Operand 4168 states and 6013 transitions. [2021-08-26 10:08:50,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-08-26 10:08:50,316 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 10:08:50,316 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 10:08:50,316 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-08-26 10:08:50,316 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 10:08:50,317 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 10:08:50,317 INFO L82 PathProgramCache]: Analyzing trace with hash 847440838, now seen corresponding path program 1 times [2021-08-26 10:08:50,317 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 10:08:50,317 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1608084955] [2021-08-26 10:08:50,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 10:08:50,318 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 10:08:50,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 10:08:50,399 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 10:08:50,399 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 10:08:50,399 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1608084955] [2021-08-26 10:08:50,400 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1608084955] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 10:08:50,400 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 10:08:50,400 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-26 10:08:50,400 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [716929917] [2021-08-26 10:08:50,400 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-26 10:08:50,401 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 10:08:50,401 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-26 10:08:50,405 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-26 10:08:50,405 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) [2021-08-26 10:08:50,607 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 10:08:50,607 INFO L93 Difference]: Finished difference Result 7276 states and 10481 transitions. [2021-08-26 10:08:50,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-26 10:08:50,609 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 [2021-08-26 10:08:50,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 10:08:50,619 INFO L225 Difference]: With dead ends: 7276 [2021-08-26 10:08:50,619 INFO L226 Difference]: Without dead ends: 3182 [2021-08-26 10:08:50,623 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 9.1ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-08-26 10:08:50,626 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3182 states. [2021-08-26 10:08:50,775 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3182 to 3182. [2021-08-26 10:08:50,780 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) [2021-08-26 10:08:50,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3182 states to 3182 states and 4571 transitions. [2021-08-26 10:08:50,788 INFO L78 Accepts]: Start accepts. Automaton has 3182 states and 4571 transitions. Word has length 101 [2021-08-26 10:08:50,788 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 10:08:50,788 INFO L470 AbstractCegarLoop]: Abstraction has 3182 states and 4571 transitions. [2021-08-26 10:08:50,788 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) [2021-08-26 10:08:50,788 INFO L276 IsEmpty]: Start isEmpty. Operand 3182 states and 4571 transitions. [2021-08-26 10:08:50,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-08-26 10:08:50,791 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 10:08:50,792 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 10:08:50,792 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-08-26 10:08:50,792 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 10:08:50,792 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 10:08:50,792 INFO L82 PathProgramCache]: Analyzing trace with hash 1568538744, now seen corresponding path program 1 times [2021-08-26 10:08:50,793 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 10:08:50,793 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [120698403] [2021-08-26 10:08:50,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 10:08:50,793 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 10:08:50,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 10:08:50,860 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 10:08:50,860 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 10:08:50,860 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [120698403] [2021-08-26 10:08:50,860 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [120698403] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 10:08:50,861 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 10:08:50,861 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-26 10:08:50,861 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1167569825] [2021-08-26 10:08:50,861 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-26 10:08:50,861 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 10:08:50,862 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-26 10:08:50,862 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-26 10:08:50,862 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) [2021-08-26 10:08:51,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 10:08:51,160 INFO L93 Difference]: Finished difference Result 8196 states and 11775 transitions. [2021-08-26 10:08:51,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-26 10:08:51,161 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 [2021-08-26 10:08:51,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 10:08:51,177 INFO L225 Difference]: With dead ends: 8196 [2021-08-26 10:08:51,177 INFO L226 Difference]: Without dead ends: 5136 [2021-08-26 10:08:51,183 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 8.8ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-08-26 10:08:51,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5136 states. [2021-08-26 10:08:51,533 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5136 to 5134. [2021-08-26 10:08:51,543 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) [2021-08-26 10:08:51,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5134 states to 5134 states and 7273 transitions. [2021-08-26 10:08:51,557 INFO L78 Accepts]: Start accepts. Automaton has 5134 states and 7273 transitions. Word has length 103 [2021-08-26 10:08:51,557 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 10:08:51,557 INFO L470 AbstractCegarLoop]: Abstraction has 5134 states and 7273 transitions. [2021-08-26 10:08:51,558 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) [2021-08-26 10:08:51,558 INFO L276 IsEmpty]: Start isEmpty. Operand 5134 states and 7273 transitions. [2021-08-26 10:08:51,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-08-26 10:08:51,564 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 10:08:51,564 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 10:08:51,564 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-08-26 10:08:51,564 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 10:08:51,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 10:08:51,565 INFO L82 PathProgramCache]: Analyzing trace with hash 1396779373, now seen corresponding path program 1 times [2021-08-26 10:08:51,565 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 10:08:51,565 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [80706949] [2021-08-26 10:08:51,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 10:08:51,566 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 10:08:51,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 10:08:51,641 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 10:08:51,642 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 10:08:51,642 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [80706949] [2021-08-26 10:08:51,642 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [80706949] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 10:08:51,642 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 10:08:51,642 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-26 10:08:51,642 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1718344397] [2021-08-26 10:08:51,643 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-26 10:08:51,643 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 10:08:51,643 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-26 10:08:51,644 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-26 10:08:51,644 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) [2021-08-26 10:08:51,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 10:08:51,979 INFO L93 Difference]: Finished difference Result 9042 states and 12867 transitions. [2021-08-26 10:08:51,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-26 10:08:51,980 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 [2021-08-26 10:08:51,980 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 10:08:51,991 INFO L225 Difference]: With dead ends: 9042 [2021-08-26 10:08:51,991 INFO L226 Difference]: Without dead ends: 5134 [2021-08-26 10:08:51,997 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 10.9ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-08-26 10:08:52,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5134 states. [2021-08-26 10:08:52,224 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5134 to 5134. [2021-08-26 10:08:52,232 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) [2021-08-26 10:08:52,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5134 states to 5134 states and 7272 transitions. [2021-08-26 10:08:52,242 INFO L78 Accepts]: Start accepts. Automaton has 5134 states and 7272 transitions. Word has length 105 [2021-08-26 10:08:52,242 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 10:08:52,242 INFO L470 AbstractCegarLoop]: Abstraction has 5134 states and 7272 transitions. [2021-08-26 10:08:52,242 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) [2021-08-26 10:08:52,243 INFO L276 IsEmpty]: Start isEmpty. Operand 5134 states and 7272 transitions. [2021-08-26 10:08:52,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-08-26 10:08:52,247 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 10:08:52,248 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 10:08:52,248 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-08-26 10:08:52,248 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 10:08:52,248 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 10:08:52,249 INFO L82 PathProgramCache]: Analyzing trace with hash -149781974, now seen corresponding path program 1 times [2021-08-26 10:08:52,249 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 10:08:52,249 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1756880810] [2021-08-26 10:08:52,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 10:08:52,249 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 10:08:52,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 10:08:52,287 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 10:08:52,287 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 10:08:52,287 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1756880810] [2021-08-26 10:08:52,288 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1756880810] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 10:08:52,288 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 10:08:52,288 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-26 10:08:52,288 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1211162881] [2021-08-26 10:08:52,288 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-26 10:08:52,288 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 10:08:52,289 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-26 10:08:52,289 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 10:08:52,289 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) [2021-08-26 10:08:52,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 10:08:52,661 INFO L93 Difference]: Finished difference Result 11485 states and 16622 transitions. [2021-08-26 10:08:52,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-26 10:08:52,661 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 [2021-08-26 10:08:52,662 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 10:08:52,677 INFO L225 Difference]: With dead ends: 11485 [2021-08-26 10:08:52,677 INFO L226 Difference]: Without dead ends: 7705 [2021-08-26 10:08:52,684 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.1ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 10:08:52,690 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7705 states. [2021-08-26 10:08:53,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7705 to 7703. [2021-08-26 10:08:53,047 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) [2021-08-26 10:08:53,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7703 states to 7703 states and 10851 transitions. [2021-08-26 10:08:53,070 INFO L78 Accepts]: Start accepts. Automaton has 7703 states and 10851 transitions. Word has length 105 [2021-08-26 10:08:53,070 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 10:08:53,070 INFO L470 AbstractCegarLoop]: Abstraction has 7703 states and 10851 transitions. [2021-08-26 10:08:53,070 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) [2021-08-26 10:08:53,070 INFO L276 IsEmpty]: Start isEmpty. Operand 7703 states and 10851 transitions. [2021-08-26 10:08:53,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-08-26 10:08:53,078 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 10:08:53,078 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 10:08:53,078 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-08-26 10:08:53,079 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 10:08:53,079 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 10:08:53,079 INFO L82 PathProgramCache]: Analyzing trace with hash -1144720636, now seen corresponding path program 1 times [2021-08-26 10:08:53,079 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 10:08:53,079 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1340987892] [2021-08-26 10:08:53,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 10:08:53,080 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 10:08:53,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 10:08:53,167 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 10:08:53,167 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 10:08:53,168 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1340987892] [2021-08-26 10:08:53,168 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1340987892] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 10:08:53,168 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 10:08:53,168 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-26 10:08:53,168 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2073211842] [2021-08-26 10:08:53,169 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-26 10:08:53,169 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 10:08:53,169 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-26 10:08:53,170 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-26 10:08:53,170 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) [2021-08-26 10:08:53,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 10:08:53,508 INFO L93 Difference]: Finished difference Result 14133 states and 19940 transitions. [2021-08-26 10:08:53,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-26 10:08:53,508 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 [2021-08-26 10:08:53,509 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 10:08:53,520 INFO L225 Difference]: With dead ends: 14133 [2021-08-26 10:08:53,521 INFO L226 Difference]: Without dead ends: 6488 [2021-08-26 10:08:53,530 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 9.2ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-08-26 10:08:53,535 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6488 states. [2021-08-26 10:08:53,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6488 to 6488. [2021-08-26 10:08:53,865 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) [2021-08-26 10:08:53,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6488 states to 6488 states and 9162 transitions. [2021-08-26 10:08:53,878 INFO L78 Accepts]: Start accepts. Automaton has 6488 states and 9162 transitions. Word has length 107 [2021-08-26 10:08:53,878 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 10:08:53,878 INFO L470 AbstractCegarLoop]: Abstraction has 6488 states and 9162 transitions. [2021-08-26 10:08:53,879 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) [2021-08-26 10:08:53,879 INFO L276 IsEmpty]: Start isEmpty. Operand 6488 states and 9162 transitions. [2021-08-26 10:08:53,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-08-26 10:08:53,885 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 10:08:53,885 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 10:08:53,885 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-08-26 10:08:53,885 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 10:08:53,886 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 10:08:53,886 INFO L82 PathProgramCache]: Analyzing trace with hash 283732528, now seen corresponding path program 1 times [2021-08-26 10:08:53,886 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 10:08:53,886 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1048186306] [2021-08-26 10:08:53,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 10:08:53,886 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 10:08:53,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 10:08:53,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 10:08:53,977 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 10:08:53,977 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1048186306] [2021-08-26 10:08:53,977 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1048186306] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 10:08:53,977 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 10:08:53,977 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-26 10:08:53,977 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2094670376] [2021-08-26 10:08:53,978 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-26 10:08:53,978 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 10:08:53,978 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-26 10:08:53,978 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-26 10:08:53,979 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) [2021-08-26 10:08:54,350 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 10:08:54,351 INFO L93 Difference]: Finished difference Result 12205 states and 17223 transitions. [2021-08-26 10:08:54,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-26 10:08:54,351 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 [2021-08-26 10:08:54,352 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 10:08:54,362 INFO L225 Difference]: With dead ends: 12205 [2021-08-26 10:08:54,362 INFO L226 Difference]: Without dead ends: 5976 [2021-08-26 10:08:54,371 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 10.1ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-08-26 10:08:54,375 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5976 states. [2021-08-26 10:08:54,699 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5976 to 5904. [2021-08-26 10:08:54,704 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) [2021-08-26 10:08:54,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5904 states to 5904 states and 8264 transitions. [2021-08-26 10:08:54,712 INFO L78 Accepts]: Start accepts. Automaton has 5904 states and 8264 transitions. Word has length 109 [2021-08-26 10:08:54,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 10:08:54,712 INFO L470 AbstractCegarLoop]: Abstraction has 5904 states and 8264 transitions. [2021-08-26 10:08:54,712 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) [2021-08-26 10:08:54,712 INFO L276 IsEmpty]: Start isEmpty. Operand 5904 states and 8264 transitions. [2021-08-26 10:08:54,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-08-26 10:08:54,717 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 10:08:54,717 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 10:08:54,717 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-08-26 10:08:54,718 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 10:08:54,718 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 10:08:54,718 INFO L82 PathProgramCache]: Analyzing trace with hash -654014512, now seen corresponding path program 1 times [2021-08-26 10:08:54,718 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 10:08:54,718 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1135120724] [2021-08-26 10:08:54,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 10:08:54,718 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 10:08:54,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 10:08:54,751 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 10:08:54,751 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 10:08:54,752 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1135120724] [2021-08-26 10:08:54,752 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1135120724] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 10:08:54,752 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 10:08:54,752 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-26 10:08:54,752 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1015293463] [2021-08-26 10:08:54,752 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-26 10:08:54,752 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 10:08:54,753 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-26 10:08:54,753 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 10:08:54,753 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) [2021-08-26 10:08:55,381 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 10:08:55,381 INFO L93 Difference]: Finished difference Result 14568 states and 21078 transitions. [2021-08-26 10:08:55,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-26 10:08:55,409 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 [2021-08-26 10:08:55,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 10:08:55,423 INFO L225 Difference]: With dead ends: 14568 [2021-08-26 10:08:55,423 INFO L226 Difference]: Without dead ends: 10678 [2021-08-26 10:08:55,428 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.7ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 10:08:55,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10678 states. [2021-08-26 10:08:55,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10678 to 10676. [2021-08-26 10:08:55,844 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) [2021-08-26 10:08:55,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10676 states to 10676 states and 15110 transitions. [2021-08-26 10:08:55,862 INFO L78 Accepts]: Start accepts. Automaton has 10676 states and 15110 transitions. Word has length 111 [2021-08-26 10:08:55,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 10:08:55,862 INFO L470 AbstractCegarLoop]: Abstraction has 10676 states and 15110 transitions. [2021-08-26 10:08:55,862 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) [2021-08-26 10:08:55,862 INFO L276 IsEmpty]: Start isEmpty. Operand 10676 states and 15110 transitions. [2021-08-26 10:08:55,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-08-26 10:08:55,870 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 10:08:55,870 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 10:08:55,870 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-08-26 10:08:55,870 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 10:08:55,870 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 10:08:55,871 INFO L82 PathProgramCache]: Analyzing trace with hash -1191527915, now seen corresponding path program 1 times [2021-08-26 10:08:55,871 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 10:08:55,871 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1028535685] [2021-08-26 10:08:55,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 10:08:55,871 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 10:08:55,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 10:08:55,947 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 10:08:55,949 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 10:08:55,949 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1028535685] [2021-08-26 10:08:55,951 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1028535685] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 10:08:55,951 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 10:08:55,951 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-26 10:08:55,951 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [842604221] [2021-08-26 10:08:55,951 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-26 10:08:55,952 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 10:08:55,952 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-26 10:08:55,952 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-26 10:08:55,952 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) [2021-08-26 10:08:56,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 10:08:56,457 INFO L93 Difference]: Finished difference Result 14918 states and 21198 transitions. [2021-08-26 10:08:56,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-26 10:08:56,458 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 [2021-08-26 10:08:56,458 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 10:08:56,470 INFO L225 Difference]: With dead ends: 14918 [2021-08-26 10:08:56,471 INFO L226 Difference]: Without dead ends: 9242 [2021-08-26 10:08:56,478 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 8.3ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-08-26 10:08:56,484 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9242 states. [2021-08-26 10:08:56,921 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9242 to 9242. [2021-08-26 10:08:56,928 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) [2021-08-26 10:08:56,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9242 states to 9242 states and 13057 transitions. [2021-08-26 10:08:56,943 INFO L78 Accepts]: Start accepts. Automaton has 9242 states and 13057 transitions. Word has length 111 [2021-08-26 10:08:56,943 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 10:08:56,943 INFO L470 AbstractCegarLoop]: Abstraction has 9242 states and 13057 transitions. [2021-08-26 10:08:56,943 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) [2021-08-26 10:08:56,943 INFO L276 IsEmpty]: Start isEmpty. Operand 9242 states and 13057 transitions. [2021-08-26 10:08:56,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-08-26 10:08:56,950 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 10:08:56,950 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 10:08:56,951 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-08-26 10:08:56,951 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 10:08:56,951 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 10:08:56,951 INFO L82 PathProgramCache]: Analyzing trace with hash 607555510, now seen corresponding path program 1 times [2021-08-26 10:08:56,951 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 10:08:56,952 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [443741604] [2021-08-26 10:08:56,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 10:08:56,952 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 10:08:56,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 10:08:57,060 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 10:08:57,061 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 10:08:57,061 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [443741604] [2021-08-26 10:08:57,061 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [443741604] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 10:08:57,061 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 10:08:57,061 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-26 10:08:57,061 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [976557185] [2021-08-26 10:08:57,062 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-26 10:08:57,062 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 10:08:57,063 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-26 10:08:57,063 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-08-26 10:08:57,063 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) [2021-08-26 10:08:57,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 10:08:57,965 INFO L93 Difference]: Finished difference Result 19822 states and 29739 transitions. [2021-08-26 10:08:57,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-26 10:08:57,965 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 [2021-08-26 10:08:57,966 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 10:08:57,988 INFO L225 Difference]: With dead ends: 19822 [2021-08-26 10:08:57,989 INFO L226 Difference]: Without dead ends: 14532 [2021-08-26 10:08:58,002 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 41.3ms TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2021-08-26 10:08:58,011 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14532 states. [2021-08-26 10:08:58,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14532 to 14494. [2021-08-26 10:08:58,781 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) [2021-08-26 10:08:58,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14494 states to 14494 states and 21109 transitions. [2021-08-26 10:08:58,803 INFO L78 Accepts]: Start accepts. Automaton has 14494 states and 21109 transitions. Word has length 113 [2021-08-26 10:08:58,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 10:08:58,803 INFO L470 AbstractCegarLoop]: Abstraction has 14494 states and 21109 transitions. [2021-08-26 10:08:58,803 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) [2021-08-26 10:08:58,803 INFO L276 IsEmpty]: Start isEmpty. Operand 14494 states and 21109 transitions. [2021-08-26 10:08:58,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-08-26 10:08:58,809 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 10:08:58,809 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 10:08:58,810 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-08-26 10:08:58,810 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 10:08:58,810 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 10:08:58,810 INFO L82 PathProgramCache]: Analyzing trace with hash -1655948171, now seen corresponding path program 1 times [2021-08-26 10:08:58,810 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 10:08:58,810 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [610983298] [2021-08-26 10:08:58,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 10:08:58,811 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 10:08:58,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 10:08:58,867 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 10:08:58,867 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 10:08:58,867 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [610983298] [2021-08-26 10:08:58,867 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [610983298] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 10:08:58,867 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 10:08:58,868 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-26 10:08:58,868 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1370812452] [2021-08-26 10:08:58,868 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-26 10:08:58,868 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 10:08:58,869 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-26 10:08:58,869 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-26 10:08:58,869 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) [2021-08-26 10:08:59,784 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 10:08:59,784 INFO L93 Difference]: Finished difference Result 27696 states and 40698 transitions. [2021-08-26 10:08:59,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-26 10:08:59,785 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 [2021-08-26 10:08:59,785 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 10:08:59,802 INFO L225 Difference]: With dead ends: 27696 [2021-08-26 10:08:59,802 INFO L226 Difference]: Without dead ends: 14494 [2021-08-26 10:08:59,815 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 20.9ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-08-26 10:08:59,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14494 states. [2021-08-26 10:09:00,543 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14494 to 14494. [2021-08-26 10:09:00,556 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) [2021-08-26 10:09:00,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14494 states to 14494 states and 20849 transitions. [2021-08-26 10:09:00,581 INFO L78 Accepts]: Start accepts. Automaton has 14494 states and 20849 transitions. Word has length 113 [2021-08-26 10:09:00,581 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 10:09:00,581 INFO L470 AbstractCegarLoop]: Abstraction has 14494 states and 20849 transitions. [2021-08-26 10:09:00,582 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) [2021-08-26 10:09:00,582 INFO L276 IsEmpty]: Start isEmpty. Operand 14494 states and 20849 transitions. [2021-08-26 10:09:00,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-08-26 10:09:00,587 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 10:09:00,587 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 10:09:00,587 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-08-26 10:09:00,587 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 10:09:00,588 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 10:09:00,588 INFO L82 PathProgramCache]: Analyzing trace with hash 1019874586, now seen corresponding path program 1 times [2021-08-26 10:09:00,588 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 10:09:00,588 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1439081] [2021-08-26 10:09:00,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 10:09:00,588 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 10:09:00,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 10:09:00,639 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 10:09:00,639 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 10:09:00,639 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1439081] [2021-08-26 10:09:00,639 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1439081] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 10:09:00,639 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 10:09:00,640 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-26 10:09:00,640 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1517566206] [2021-08-26 10:09:00,641 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-26 10:09:00,641 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 10:09:00,641 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-26 10:09:00,642 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-26 10:09:00,642 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) [2021-08-26 10:09:01,572 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 10:09:01,573 INFO L93 Difference]: Finished difference Result 26048 states and 38274 transitions. [2021-08-26 10:09:01,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-26 10:09:01,573 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 [2021-08-26 10:09:01,573 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 10:09:01,587 INFO L225 Difference]: With dead ends: 26048 [2021-08-26 10:09:01,587 INFO L226 Difference]: Without dead ends: 13338 [2021-08-26 10:09:01,597 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 16.5ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-08-26 10:09:01,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13338 states. [2021-08-26 10:09:02,043 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13338 to 7760. [2021-08-26 10:09:02,049 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) [2021-08-26 10:09:02,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7760 states to 7760 states and 10979 transitions. [2021-08-26 10:09:02,057 INFO L78 Accepts]: Start accepts. Automaton has 7760 states and 10979 transitions. Word has length 113 [2021-08-26 10:09:02,057 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 10:09:02,058 INFO L470 AbstractCegarLoop]: Abstraction has 7760 states and 10979 transitions. [2021-08-26 10:09:02,058 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) [2021-08-26 10:09:02,058 INFO L276 IsEmpty]: Start isEmpty. Operand 7760 states and 10979 transitions. [2021-08-26 10:09:02,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-08-26 10:09:02,061 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 10:09:02,061 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 10:09:02,061 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-08-26 10:09:02,061 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 10:09:02,062 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 10:09:02,062 INFO L82 PathProgramCache]: Analyzing trace with hash -403834699, now seen corresponding path program 1 times [2021-08-26 10:09:02,062 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 10:09:02,062 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2144864757] [2021-08-26 10:09:02,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 10:09:02,062 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 10:09:02,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 10:09:02,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 10:09:02,191 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 10:09:02,191 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2144864757] [2021-08-26 10:09:02,191 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2144864757] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 10:09:02,191 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 10:09:02,191 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-08-26 10:09:02,192 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1260267370] [2021-08-26 10:09:02,192 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-08-26 10:09:02,192 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 10:09:02,192 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-08-26 10:09:02,193 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-08-26 10:09:02,193 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) [2021-08-26 10:09:02,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 10:09:02,838 INFO L93 Difference]: Finished difference Result 13498 states and 19645 transitions. [2021-08-26 10:09:02,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-26 10:09:02,839 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 [2021-08-26 10:09:02,839 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 10:09:02,847 INFO L225 Difference]: With dead ends: 13498 [2021-08-26 10:09:02,847 INFO L226 Difference]: Without dead ends: 7762 [2021-08-26 10:09:02,852 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 43.4ms TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2021-08-26 10:09:02,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7762 states. [2021-08-26 10:09:03,375 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7762 to 7760. [2021-08-26 10:09:03,380 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) [2021-08-26 10:09:03,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7760 states to 7760 states and 10925 transitions. [2021-08-26 10:09:03,388 INFO L78 Accepts]: Start accepts. Automaton has 7760 states and 10925 transitions. Word has length 113 [2021-08-26 10:09:03,389 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 10:09:03,389 INFO L470 AbstractCegarLoop]: Abstraction has 7760 states and 10925 transitions. [2021-08-26 10:09:03,389 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) [2021-08-26 10:09:03,389 INFO L276 IsEmpty]: Start isEmpty. Operand 7760 states and 10925 transitions. [2021-08-26 10:09:03,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-08-26 10:09:03,392 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 10:09:03,392 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 10:09:03,392 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-08-26 10:09:03,392 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 10:09:03,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 10:09:03,393 INFO L82 PathProgramCache]: Analyzing trace with hash 1910968843, now seen corresponding path program 1 times [2021-08-26 10:09:03,393 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 10:09:03,393 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [16259365] [2021-08-26 10:09:03,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 10:09:03,394 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 10:09:03,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 10:09:04,121 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 10:09:04,121 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 10:09:04,121 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [16259365] [2021-08-26 10:09:04,121 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [16259365] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 10:09:04,122 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 10:09:04,122 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [21] imperfect sequences [] total 21 [2021-08-26 10:09:04,122 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1504706092] [2021-08-26 10:09:04,122 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2021-08-26 10:09:04,122 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 10:09:04,123 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-08-26 10:09:04,123 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=371, Unknown=0, NotChecked=0, Total=420 [2021-08-26 10:09:04,123 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) [2021-08-26 10:09:08,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 10:09:08,389 INFO L93 Difference]: Finished difference Result 19377 states and 27960 transitions. [2021-08-26 10:09:08,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-26 10:09:08,389 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 [2021-08-26 10:09:08,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 10:09:08,408 INFO L225 Difference]: With dead ends: 19377 [2021-08-26 10:09:08,408 INFO L226 Difference]: Without dead ends: 16903 [2021-08-26 10:09:08,414 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 161 ImplicationChecksByTransitivity, 2085.5ms TimeCoverageRelationStatistics Valid=317, Invalid=1165, Unknown=0, NotChecked=0, Total=1482 [2021-08-26 10:09:08,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16903 states. [2021-08-26 10:09:08,987 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16903 to 8297. [2021-08-26 10:09:08,992 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) [2021-08-26 10:09:09,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8297 states to 8297 states and 11567 transitions. [2021-08-26 10:09:09,000 INFO L78 Accepts]: Start accepts. Automaton has 8297 states and 11567 transitions. Word has length 113 [2021-08-26 10:09:09,000 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 10:09:09,000 INFO L470 AbstractCegarLoop]: Abstraction has 8297 states and 11567 transitions. [2021-08-26 10:09:09,000 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) [2021-08-26 10:09:09,001 INFO L276 IsEmpty]: Start isEmpty. Operand 8297 states and 11567 transitions. [2021-08-26 10:09:09,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-08-26 10:09:09,004 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 10:09:09,004 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 10:09:09,005 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-08-26 10:09:09,005 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 10:09:09,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 10:09:09,005 INFO L82 PathProgramCache]: Analyzing trace with hash 655744324, now seen corresponding path program 1 times [2021-08-26 10:09:09,005 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 10:09:09,006 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [336261130] [2021-08-26 10:09:09,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 10:09:09,006 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 10:09:09,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-26 10:09:09,049 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-26 10:09:09,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-26 10:09:09,161 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-26 10:09:09,161 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-08-26 10:09:09,162 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-26 10:09:09,163 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-08-26 10:09:09,168 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-08-26 10:09:09,350 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.08 10:09:09 BoogieIcfgContainer [2021-08-26 10:09:09,351 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-26 10:09:09,351 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-08-26 10:09:09,351 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-08-26 10:09:09,351 INFO L275 PluginConnector]: Witness Printer initialized [2021-08-26 10:09:09,352 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 10:08:47" (3/4) ... [2021-08-26 10:09:09,353 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-08-26 10:09:09,502 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-08-26 10:09:09,502 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-08-26 10:09:09,504 INFO L168 Benchmark]: Toolchain (without parser) took 23932.76 ms. Allocated memory was 50.3 MB in the beginning and 3.4 GB in the end (delta: 3.4 GB). Free memory was 25.6 MB in the beginning and 1.6 GB in the end (delta: -1.6 GB). Peak memory consumption was 1.8 GB. Max. memory is 16.1 GB. [2021-08-26 10:09:09,504 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 50.3 MB. Free memory was 31.6 MB in the beginning and 31.5 MB in the end (delta: 71.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-26 10:09:09,505 INFO L168 Benchmark]: CACSL2BoogieTranslator took 442.56 ms. Allocated memory was 50.3 MB in the beginning and 62.9 MB in the end (delta: 12.6 MB). Free memory was 25.3 MB in the beginning and 36.9 MB in the end (delta: -11.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-08-26 10:09:09,506 INFO L168 Benchmark]: Boogie Procedure Inliner took 51.17 ms. Allocated memory is still 62.9 MB. Free memory was 36.9 MB in the beginning and 33.1 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-08-26 10:09:09,506 INFO L168 Benchmark]: Boogie Preprocessor took 70.78 ms. Allocated memory is still 62.9 MB. Free memory was 33.1 MB in the beginning and 30.3 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-08-26 10:09:09,507 INFO L168 Benchmark]: RCFGBuilder took 890.50 ms. Allocated memory was 62.9 MB in the beginning and 75.5 MB in the end (delta: 12.6 MB). Free memory was 30.3 MB in the beginning and 42.9 MB in the end (delta: -12.7 MB). Peak memory consumption was 15.2 MB. Max. memory is 16.1 GB. [2021-08-26 10:09:09,507 INFO L168 Benchmark]: TraceAbstraction took 22319.32 ms. Allocated memory was 75.5 MB in the beginning and 3.4 GB in the end (delta: 3.4 GB). Free memory was 42.4 MB in the beginning and 1.6 GB in the end (delta: -1.6 GB). Peak memory consumption was 1.8 GB. Max. memory is 16.1 GB. [2021-08-26 10:09:09,507 INFO L168 Benchmark]: Witness Printer took 151.52 ms. Allocated memory is still 3.4 GB. Free memory was 1.6 GB in the beginning and 1.6 GB in the end (delta: 40.9 MB). Peak memory consumption was 41.9 MB. Max. memory is 16.1 GB. [2021-08-26 10:09:09,509 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 50.3 MB. Free memory was 31.6 MB in the beginning and 31.5 MB in the end (delta: 71.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 442.56 ms. Allocated memory was 50.3 MB in the beginning and 62.9 MB in the end (delta: 12.6 MB). Free memory was 25.3 MB in the beginning and 36.9 MB in the end (delta: -11.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 51.17 ms. Allocated memory is still 62.9 MB. Free memory was 36.9 MB in the beginning and 33.1 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 70.78 ms. Allocated memory is still 62.9 MB. Free memory was 33.1 MB in the beginning and 30.3 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 890.50 ms. Allocated memory was 62.9 MB in the beginning and 75.5 MB in the end (delta: 12.6 MB). Free memory was 30.3 MB in the beginning and 42.9 MB in the end (delta: -12.7 MB). Peak memory consumption was 15.2 MB. Max. memory is 16.1 GB. * TraceAbstraction took 22319.32 ms. Allocated memory was 75.5 MB in the beginning and 3.4 GB in the end (delta: 3.4 GB). Free memory was 42.4 MB in the beginning and 1.6 GB in the end (delta: -1.6 GB). Peak memory consumption was 1.8 GB. Max. memory is 16.1 GB. * Witness Printer took 151.52 ms. Allocated memory is still 3.4 GB. Free memory was 1.6 GB in the beginning and 1.6 GB in the end (delta: 40.9 MB). Peak memory consumption was 41.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 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: 22095.4ms, OverallIterations: 22, TraceHistogramMax: 1, EmptinessCheckTime: 110.8ms, AutomataDifference: 12318.1ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 11.4ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 8916 SDtfs, 11876 SDslu, 13427 SDs, 0 SdLazy, 2981 SolverSat, 219 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1653.5ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 135 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 94 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 168 ImplicationChecksByTransitivity, 2318.4ms Time, 0.0ms 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, 0.0ms DumpTime, AutomataMinimizationStatistics: 6768.2ms AutomataMinimizationTime, 21 MinimizatonAttempts, 18184 StatesRemovedByMinimization, 16 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 98.8ms SsaConstructionTime, 648.9ms SatisfiabilityAnalysisTime, 1770.4ms 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! [2021-08-26 10:09:09,556 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...