./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-memory-alloca/Toulouse-MultiBranchesToLoop-alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version c3fed411 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/AutomizerTermination.xml -i ../sv-benchmarks/c/termination-memory-alloca/Toulouse-MultiBranchesToLoop-alloca.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-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(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash d2e8c7278f9710711a8ba5cefeb9f745a5377c275c5c72390d2d78403afcf1c7 --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-19 17:33:12,265 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-19 17:33:12,267 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-19 17:33:12,303 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-19 17:33:12,305 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-19 17:33:12,306 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-19 17:33:12,309 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-19 17:33:12,311 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-19 17:33:12,314 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-19 17:33:12,316 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-19 17:33:12,316 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-19 17:33:12,318 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-19 17:33:12,319 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-19 17:33:12,320 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-19 17:33:12,321 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-19 17:33:12,322 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-19 17:33:12,323 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-19 17:33:12,324 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-19 17:33:12,325 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-19 17:33:12,327 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-19 17:33:12,328 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-19 17:33:12,329 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-19 17:33:12,330 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-19 17:33:12,331 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-19 17:33:12,333 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-19 17:33:12,333 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-19 17:33:12,333 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-19 17:33:12,334 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-19 17:33:12,335 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-19 17:33:12,335 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-19 17:33:12,336 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-19 17:33:12,336 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-19 17:33:12,337 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-19 17:33:12,337 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-19 17:33:12,338 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-19 17:33:12,338 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-19 17:33:12,339 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-19 17:33:12,339 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-19 17:33:12,339 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-19 17:33:12,340 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-19 17:33:12,341 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-19 17:33:12,342 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-12-19 17:33:12,369 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-19 17:33:12,369 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-19 17:33:12,370 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-19 17:33:12,370 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-19 17:33:12,371 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-19 17:33:12,371 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-19 17:33:12,371 INFO L138 SettingsManager]: * Use SBE=true [2021-12-19 17:33:12,372 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-12-19 17:33:12,372 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-12-19 17:33:12,372 INFO L138 SettingsManager]: * Use old map elimination=false [2021-12-19 17:33:12,373 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-12-19 17:33:12,373 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-12-19 17:33:12,373 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-12-19 17:33:12,373 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-19 17:33:12,373 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-19 17:33:12,374 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-19 17:33:12,374 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-19 17:33:12,374 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-12-19 17:33:12,374 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-12-19 17:33:12,374 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-12-19 17:33:12,374 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-19 17:33:12,375 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-12-19 17:33:12,375 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-19 17:33:12,375 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-12-19 17:33:12,375 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-19 17:33:12,375 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-19 17:33:12,376 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-19 17:33:12,376 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-19 17:33:12,376 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-19 17:33:12,377 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-12-19 17:33:12,377 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d2e8c7278f9710711a8ba5cefeb9f745a5377c275c5c72390d2d78403afcf1c7 [2021-12-19 17:33:12,554 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-19 17:33:12,572 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-19 17:33:12,575 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-19 17:33:12,575 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-19 17:33:12,576 INFO L275 PluginConnector]: CDTParser initialized [2021-12-19 17:33:12,577 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-memory-alloca/Toulouse-MultiBranchesToLoop-alloca.i [2021-12-19 17:33:12,622 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/194121970/d9788e8e1a124d9b906ac72a43e82724/FLAG84788a65f [2021-12-19 17:33:13,053 INFO L306 CDTParser]: Found 1 translation units. [2021-12-19 17:33:13,054 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-memory-alloca/Toulouse-MultiBranchesToLoop-alloca.i [2021-12-19 17:33:13,071 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/194121970/d9788e8e1a124d9b906ac72a43e82724/FLAG84788a65f [2021-12-19 17:33:13,091 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/194121970/d9788e8e1a124d9b906ac72a43e82724 [2021-12-19 17:33:13,094 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-19 17:33:13,096 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-19 17:33:13,098 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-19 17:33:13,098 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-19 17:33:13,100 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-19 17:33:13,101 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.12 05:33:13" (1/1) ... [2021-12-19 17:33:13,102 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13ab072d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:33:13, skipping insertion in model container [2021-12-19 17:33:13,102 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.12 05:33:13" (1/1) ... [2021-12-19 17:33:13,108 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-19 17:33:13,144 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-19 17:33:13,372 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-19 17:33:13,378 INFO L203 MainTranslator]: Completed pre-run [2021-12-19 17:33:13,421 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-19 17:33:13,445 INFO L208 MainTranslator]: Completed translation [2021-12-19 17:33:13,445 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:33:13 WrapperNode [2021-12-19 17:33:13,446 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-19 17:33:13,447 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-19 17:33:13,447 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-19 17:33:13,447 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-19 17:33:13,454 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:33:13" (1/1) ... [2021-12-19 17:33:13,468 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:33:13" (1/1) ... [2021-12-19 17:33:13,487 INFO L137 Inliner]: procedures = 110, calls = 67, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 179 [2021-12-19 17:33:13,489 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-19 17:33:13,490 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-19 17:33:13,490 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-19 17:33:13,490 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-19 17:33:13,497 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:33:13" (1/1) ... [2021-12-19 17:33:13,497 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:33:13" (1/1) ... [2021-12-19 17:33:13,503 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:33:13" (1/1) ... [2021-12-19 17:33:13,503 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:33:13" (1/1) ... [2021-12-19 17:33:13,507 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:33:13" (1/1) ... [2021-12-19 17:33:13,511 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:33:13" (1/1) ... [2021-12-19 17:33:13,513 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:33:13" (1/1) ... [2021-12-19 17:33:13,516 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-19 17:33:13,517 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-19 17:33:13,517 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-19 17:33:13,517 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-19 17:33:13,521 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:33:13" (1/1) ... [2021-12-19 17:33:13,527 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:13,535 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:13,545 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:13,561 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-12-19 17:33:13,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-19 17:33:13,582 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-19 17:33:13,582 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-19 17:33:13,582 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-19 17:33:13,582 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-19 17:33:13,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-19 17:33:13,660 INFO L236 CfgBuilder]: Building ICFG [2021-12-19 17:33:13,661 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-19 17:33:13,920 INFO L277 CfgBuilder]: Performing block encoding [2021-12-19 17:33:13,925 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-19 17:33:13,928 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-19 17:33:13,930 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.12 05:33:13 BoogieIcfgContainer [2021-12-19 17:33:13,930 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-19 17:33:13,932 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-12-19 17:33:13,932 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-12-19 17:33:13,936 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-12-19 17:33:13,937 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-19 17:33:13,938 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 19.12 05:33:13" (1/3) ... [2021-12-19 17:33:13,938 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@33a72f75 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.12 05:33:13, skipping insertion in model container [2021-12-19 17:33:13,939 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-19 17:33:13,939 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:33:13" (2/3) ... [2021-12-19 17:33:13,939 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@33a72f75 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.12 05:33:13, skipping insertion in model container [2021-12-19 17:33:13,940 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-19 17:33:13,940 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.12 05:33:13" (3/3) ... [2021-12-19 17:33:13,941 INFO L388 chiAutomizerObserver]: Analyzing ICFG Toulouse-MultiBranchesToLoop-alloca.i [2021-12-19 17:33:13,973 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-12-19 17:33:13,973 INFO L360 BuchiCegarLoop]: Hoare is false [2021-12-19 17:33:13,973 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-12-19 17:33:13,973 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-12-19 17:33:13,973 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-12-19 17:33:13,973 INFO L364 BuchiCegarLoop]: Difference is false [2021-12-19 17:33:13,973 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-12-19 17:33:13,973 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-12-19 17:33:13,984 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 26 states, 25 states have (on average 1.48) internal successors, (37), 25 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 17:33:13,998 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-12-19 17:33:13,998 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 17:33:13,998 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 17:33:14,002 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 17:33:14,002 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-12-19 17:33:14,002 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-12-19 17:33:14,003 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 26 states, 25 states have (on average 1.48) internal successors, (37), 25 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 17:33:14,004 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-12-19 17:33:14,005 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 17:33:14,005 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 17:33:14,005 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 17:33:14,005 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-12-19 17:33:14,010 INFO L791 eck$LassoCheckResult]: Stem: 14#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 5#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~malloc4#1.base, main_#t~malloc4#1.offset, main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~nondet7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~post10#1, main_#t~mem11#1, main_#t~post12#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~post15#1, main_#t~mem16#1, main_#t~post17#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~post20#1, main_#t~mem21#1, main_#t~post22#1, main_#t~mem23#1, main_#t~mem24#1, main_#t~post25#1, main_#t~mem26#1, main_#t~post27#1, main_#t~mem28#1, main_#t~mem29#1, main_#t~post30#1, main_#t~mem31#1, main_#t~post32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~post35#1, main_#t~mem36#1, main_#t~post37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~post40#1, main_#t~mem41#1, main_#t~post42#1, main_#t~mem43#1, main_#t~mem44#1, main_#t~post45#1, main_#t~mem46#1, main_#t~post47#1, main_#t~mem51#1, main_#t~mem52#1, main_#t~mem53#1, main_#t~mem54#1, main_#t~mem48#1, main_#t~mem49#1, main_#t~short50#1, main_~x~0#1.base, main_~x~0#1.offset, main_~y~0#1.base, main_~y~0#1.offset, main_~z~0#1.base, main_~z~0#1.offset, main_~m~0#1.base, main_~m~0#1.offset, main_~n~0#1.base, main_~n~0#1.offset;call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);main_~x~0#1.base, main_~x~0#1.offset := main_#t~malloc2#1.base, main_#t~malloc2#1.offset;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);main_~y~0#1.base, main_~y~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;call main_#t~malloc4#1.base, main_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);main_~z~0#1.base, main_~z~0#1.offset := main_#t~malloc4#1.base, main_#t~malloc4#1.offset;call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnStack(4);main_~m~0#1.base, main_~m~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnStack(4);main_~n~0#1.base, main_~n~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 10#L553true assume !(0 != main_#t~nondet7#1);havoc main_#t~nondet7#1;call write~int(-1, main_~x~0#1.base, main_~x~0#1.offset, 4); 4#L553-2true call main_#t~mem8#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 23#L558true assume !(main_#t~mem8#1 > 0);havoc main_#t~mem8#1;call main_#t~mem11#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post12#1 := main_#t~mem11#1;call write~int(main_#t~post12#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem11#1;havoc main_#t~post12#1; 19#L558-2true call main_#t~mem13#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 24#L563true assume !(main_#t~mem13#1 > 0);havoc main_#t~mem13#1;call main_#t~mem16#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post17#1 := main_#t~mem16#1;call write~int(main_#t~post17#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem16#1;havoc main_#t~post17#1; 20#L563-2true call main_#t~mem18#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 27#L568true assume !(main_#t~mem18#1 > 0);havoc main_#t~mem18#1;call main_#t~mem21#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post22#1 := main_#t~mem21#1;call write~int(main_#t~post22#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem21#1;havoc main_#t~post22#1; 26#L568-2true call main_#t~mem23#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 15#L573true assume !(main_#t~mem23#1 > 0);havoc main_#t~mem23#1;call main_#t~mem26#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post27#1 := main_#t~mem26#1;call write~int(main_#t~post27#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem26#1;havoc main_#t~post27#1; 8#L573-2true call main_#t~mem28#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 12#L578true assume !(main_#t~mem28#1 > 0);havoc main_#t~mem28#1;call main_#t~mem31#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post32#1 := main_#t~mem31#1;call write~int(main_#t~post32#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem31#1;havoc main_#t~post32#1; 16#L578-2true call main_#t~mem33#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 21#L583true assume main_#t~mem33#1 > 0;havoc main_#t~mem33#1;call main_#t~mem34#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post35#1 := main_#t~mem34#1;call write~int(1 + main_#t~post35#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem34#1;havoc main_#t~post35#1; 25#L583-2true call main_#t~mem38#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 18#L588true assume !(main_#t~mem38#1 > 0);havoc main_#t~mem38#1;call main_#t~mem41#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post42#1 := main_#t~mem41#1;call write~int(main_#t~post42#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem41#1;havoc main_#t~post42#1; 7#L588-2true call main_#t~mem43#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 9#L593true assume !(main_#t~mem43#1 > 0);havoc main_#t~mem43#1;call main_#t~mem46#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post47#1 := main_#t~mem46#1;call write~int(main_#t~post47#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem46#1;havoc main_#t~post47#1; 17#L598-4true [2021-12-19 17:33:14,010 INFO L793 eck$LassoCheckResult]: Loop: 17#L598-4true call main_#t~mem48#1 := read~int(main_~y~0#1.base, main_~y~0#1.offset, 4);main_#t~short50#1 := main_#t~mem48#1 < 100; 13#L598true assume main_#t~short50#1;call main_#t~mem49#1 := read~int(main_~z~0#1.base, main_~z~0#1.offset, 4);main_#t~short50#1 := main_#t~mem49#1 < 100; 22#L598-2true assume !!main_#t~short50#1;havoc main_#t~mem48#1;havoc main_#t~mem49#1;havoc main_#t~short50#1;call main_#t~mem51#1 := read~int(main_~y~0#1.base, main_~y~0#1.offset, 4);call main_#t~mem52#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);call write~int(main_#t~mem51#1 + main_#t~mem52#1, main_~y~0#1.base, main_~y~0#1.offset, 4);havoc main_#t~mem51#1;havoc main_#t~mem52#1;call main_#t~mem53#1 := read~int(main_~z~0#1.base, main_~z~0#1.offset, 4);call main_#t~mem54#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);call write~int(main_#t~mem53#1 - main_#t~mem54#1, main_~z~0#1.base, main_~z~0#1.offset, 4);havoc main_#t~mem53#1;havoc main_#t~mem54#1; 17#L598-4true [2021-12-19 17:33:14,014 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:33:14,015 INFO L85 PathProgramCache]: Analyzing trace with hash 187436106, now seen corresponding path program 1 times [2021-12-19 17:33:14,033 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:33:14,033 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [279410071] [2021-12-19 17:33:14,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:33:14,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:33:14,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:33:14,598 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 17:33:14,599 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 17:33:14,600 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [279410071] [2021-12-19 17:33:14,600 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [279410071] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 17:33:14,601 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 17:33:14,602 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2021-12-19 17:33:14,603 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [896036643] [2021-12-19 17:33:14,604 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 17:33:14,607 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-19 17:33:14,609 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:33:14,609 INFO L85 PathProgramCache]: Analyzing trace with hash 97419, now seen corresponding path program 1 times [2021-12-19 17:33:14,610 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:33:14,610 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [302378882] [2021-12-19 17:33:14,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:33:14,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:33:14,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:33:14,647 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:33:14,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:33:14,685 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:33:14,916 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 17:33:14,939 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-12-19 17:33:14,940 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=131, Unknown=0, NotChecked=0, Total=182 [2021-12-19 17:33:14,942 INFO L87 Difference]: Start difference. First operand has 26 states, 25 states have (on average 1.48) internal successors, (37), 25 states have internal predecessors, (37), 0 states have call successors, (0), 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 14 states, 14 states have (on average 1.3571428571428572) internal successors, (19), 14 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 17:33:15,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 17:33:15,168 INFO L93 Difference]: Finished difference Result 65 states and 81 transitions. [2021-12-19 17:33:15,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-12-19 17:33:15,176 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 65 states and 81 transitions. [2021-12-19 17:33:15,183 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-12-19 17:33:15,188 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 65 states to 49 states and 65 transitions. [2021-12-19 17:33:15,189 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 49 [2021-12-19 17:33:15,189 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 49 [2021-12-19 17:33:15,189 INFO L73 IsDeterministic]: Start isDeterministic. Operand 49 states and 65 transitions. [2021-12-19 17:33:15,190 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-19 17:33:15,190 INFO L681 BuchiCegarLoop]: Abstraction has 49 states and 65 transitions. [2021-12-19 17:33:15,202 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states and 65 transitions. [2021-12-19 17:33:15,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 34. [2021-12-19 17:33:15,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34 states, 34 states have (on average 1.2941176470588236) internal successors, (44), 33 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 17:33:15,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 44 transitions. [2021-12-19 17:33:15,220 INFO L704 BuchiCegarLoop]: Abstraction has 34 states and 44 transitions. [2021-12-19 17:33:15,220 INFO L587 BuchiCegarLoop]: Abstraction has 34 states and 44 transitions. [2021-12-19 17:33:15,220 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-12-19 17:33:15,220 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 34 states and 44 transitions. [2021-12-19 17:33:15,223 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-12-19 17:33:15,224 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 17:33:15,224 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 17:33:15,224 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 17:33:15,225 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-12-19 17:33:15,225 INFO L791 eck$LassoCheckResult]: Stem: 111#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 112#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~malloc4#1.base, main_#t~malloc4#1.offset, main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~nondet7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~post10#1, main_#t~mem11#1, main_#t~post12#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~post15#1, main_#t~mem16#1, main_#t~post17#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~post20#1, main_#t~mem21#1, main_#t~post22#1, main_#t~mem23#1, main_#t~mem24#1, main_#t~post25#1, main_#t~mem26#1, main_#t~post27#1, main_#t~mem28#1, main_#t~mem29#1, main_#t~post30#1, main_#t~mem31#1, main_#t~post32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~post35#1, main_#t~mem36#1, main_#t~post37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~post40#1, main_#t~mem41#1, main_#t~post42#1, main_#t~mem43#1, main_#t~mem44#1, main_#t~post45#1, main_#t~mem46#1, main_#t~post47#1, main_#t~mem51#1, main_#t~mem52#1, main_#t~mem53#1, main_#t~mem54#1, main_#t~mem48#1, main_#t~mem49#1, main_#t~short50#1, main_~x~0#1.base, main_~x~0#1.offset, main_~y~0#1.base, main_~y~0#1.offset, main_~z~0#1.base, main_~z~0#1.offset, main_~m~0#1.base, main_~m~0#1.offset, main_~n~0#1.base, main_~n~0#1.offset;call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);main_~x~0#1.base, main_~x~0#1.offset := main_#t~malloc2#1.base, main_#t~malloc2#1.offset;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);main_~y~0#1.base, main_~y~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;call main_#t~malloc4#1.base, main_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);main_~z~0#1.base, main_~z~0#1.offset := main_#t~malloc4#1.base, main_#t~malloc4#1.offset;call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnStack(4);main_~m~0#1.base, main_~m~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnStack(4);main_~n~0#1.base, main_~n~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 125#L553 assume 0 != main_#t~nondet7#1;havoc main_#t~nondet7#1;call write~int(1, main_~x~0#1.base, main_~x~0#1.offset, 4); 131#L553-2 call main_#t~mem8#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 135#L558 assume !(main_#t~mem8#1 > 0);havoc main_#t~mem8#1;call main_#t~mem11#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post12#1 := main_#t~mem11#1;call write~int(main_#t~post12#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem11#1;havoc main_#t~post12#1; 123#L558-2 call main_#t~mem13#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 124#L563 assume !(main_#t~mem13#1 > 0);havoc main_#t~mem13#1;call main_#t~mem16#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post17#1 := main_#t~mem16#1;call write~int(main_#t~post17#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem16#1;havoc main_#t~post17#1; 126#L563-2 call main_#t~mem18#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 127#L568 assume !(main_#t~mem18#1 > 0);havoc main_#t~mem18#1;call main_#t~mem21#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post22#1 := main_#t~mem21#1;call write~int(main_#t~post22#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem21#1;havoc main_#t~post22#1; 144#L568-2 call main_#t~mem23#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 113#L573 assume !(main_#t~mem23#1 > 0);havoc main_#t~mem23#1;call main_#t~mem26#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post27#1 := main_#t~mem26#1;call write~int(main_#t~post27#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem26#1;havoc main_#t~post27#1; 114#L573-2 call main_#t~mem28#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 136#L578 assume !(main_#t~mem28#1 > 0);havoc main_#t~mem28#1;call main_#t~mem31#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post32#1 := main_#t~mem31#1;call write~int(main_#t~post32#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem31#1;havoc main_#t~post32#1; 115#L578-2 call main_#t~mem33#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 116#L583 assume main_#t~mem33#1 > 0;havoc main_#t~mem33#1;call main_#t~mem34#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post35#1 := main_#t~mem34#1;call write~int(1 + main_#t~post35#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem34#1;havoc main_#t~post35#1; 133#L583-2 call main_#t~mem38#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 121#L588 assume !(main_#t~mem38#1 > 0);havoc main_#t~mem38#1;call main_#t~mem41#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post42#1 := main_#t~mem41#1;call write~int(main_#t~post42#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem41#1;havoc main_#t~post42#1; 122#L588-2 call main_#t~mem43#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 128#L593 assume !(main_#t~mem43#1 > 0);havoc main_#t~mem43#1;call main_#t~mem46#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post47#1 := main_#t~mem46#1;call write~int(main_#t~post47#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem46#1;havoc main_#t~post47#1; 117#L598-4 [2021-12-19 17:33:15,225 INFO L793 eck$LassoCheckResult]: Loop: 117#L598-4 call main_#t~mem48#1 := read~int(main_~y~0#1.base, main_~y~0#1.offset, 4);main_#t~short50#1 := main_#t~mem48#1 < 100; 118#L598 assume main_#t~short50#1;call main_#t~mem49#1 := read~int(main_~z~0#1.base, main_~z~0#1.offset, 4);main_#t~short50#1 := main_#t~mem49#1 < 100; 134#L598-2 assume !!main_#t~short50#1;havoc main_#t~mem48#1;havoc main_#t~mem49#1;havoc main_#t~short50#1;call main_#t~mem51#1 := read~int(main_~y~0#1.base, main_~y~0#1.offset, 4);call main_#t~mem52#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);call write~int(main_#t~mem51#1 + main_#t~mem52#1, main_~y~0#1.base, main_~y~0#1.offset, 4);havoc main_#t~mem51#1;havoc main_#t~mem52#1;call main_#t~mem53#1 := read~int(main_~z~0#1.base, main_~z~0#1.offset, 4);call main_#t~mem54#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);call write~int(main_#t~mem53#1 - main_#t~mem54#1, main_~z~0#1.base, main_~z~0#1.offset, 4);havoc main_#t~mem53#1;havoc main_#t~mem54#1; 117#L598-4 [2021-12-19 17:33:15,227 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:33:15,227 INFO L85 PathProgramCache]: Analyzing trace with hash 1775784008, now seen corresponding path program 1 times [2021-12-19 17:33:15,228 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:33:15,228 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [779700775] [2021-12-19 17:33:15,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:33:15,228 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:33:15,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:33:15,277 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 17:33:15,278 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 17:33:15,278 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [779700775] [2021-12-19 17:33:15,278 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [779700775] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 17:33:15,278 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 17:33:15,279 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-19 17:33:15,279 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1228142491] [2021-12-19 17:33:15,279 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 17:33:15,280 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-19 17:33:15,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:33:15,280 INFO L85 PathProgramCache]: Analyzing trace with hash 97419, now seen corresponding path program 2 times [2021-12-19 17:33:15,281 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:33:15,281 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [499931319] [2021-12-19 17:33:15,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:33:15,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:33:15,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:33:15,297 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:33:15,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:33:15,310 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:33:15,516 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 17:33:15,517 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-19 17:33:15,517 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-19 17:33:15,517 INFO L87 Difference]: Start difference. First operand 34 states and 44 transitions. cyclomatic complexity: 11 Second operand has 4 states, 4 states have (on average 4.75) internal successors, (19), 4 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 17:33:15,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 17:33:15,561 INFO L93 Difference]: Finished difference Result 34 states and 43 transitions. [2021-12-19 17:33:15,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-19 17:33:15,562 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 34 states and 43 transitions. [2021-12-19 17:33:15,563 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-12-19 17:33:15,563 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 34 states to 34 states and 43 transitions. [2021-12-19 17:33:15,563 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 34 [2021-12-19 17:33:15,564 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 34 [2021-12-19 17:33:15,564 INFO L73 IsDeterministic]: Start isDeterministic. Operand 34 states and 43 transitions. [2021-12-19 17:33:15,564 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-19 17:33:15,564 INFO L681 BuchiCegarLoop]: Abstraction has 34 states and 43 transitions. [2021-12-19 17:33:15,564 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states and 43 transitions. [2021-12-19 17:33:15,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 34. [2021-12-19 17:33:15,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34 states, 34 states have (on average 1.2647058823529411) internal successors, (43), 33 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 17:33:15,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 43 transitions. [2021-12-19 17:33:15,568 INFO L704 BuchiCegarLoop]: Abstraction has 34 states and 43 transitions. [2021-12-19 17:33:15,568 INFO L587 BuchiCegarLoop]: Abstraction has 34 states and 43 transitions. [2021-12-19 17:33:15,568 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-12-19 17:33:15,569 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 34 states and 43 transitions. [2021-12-19 17:33:15,569 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-12-19 17:33:15,569 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 17:33:15,569 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 17:33:15,570 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 17:33:15,570 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-12-19 17:33:15,570 INFO L791 eck$LassoCheckResult]: Stem: 188#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 189#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~malloc4#1.base, main_#t~malloc4#1.offset, main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~nondet7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~post10#1, main_#t~mem11#1, main_#t~post12#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~post15#1, main_#t~mem16#1, main_#t~post17#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~post20#1, main_#t~mem21#1, main_#t~post22#1, main_#t~mem23#1, main_#t~mem24#1, main_#t~post25#1, main_#t~mem26#1, main_#t~post27#1, main_#t~mem28#1, main_#t~mem29#1, main_#t~post30#1, main_#t~mem31#1, main_#t~post32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~post35#1, main_#t~mem36#1, main_#t~post37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~post40#1, main_#t~mem41#1, main_#t~post42#1, main_#t~mem43#1, main_#t~mem44#1, main_#t~post45#1, main_#t~mem46#1, main_#t~post47#1, main_#t~mem51#1, main_#t~mem52#1, main_#t~mem53#1, main_#t~mem54#1, main_#t~mem48#1, main_#t~mem49#1, main_#t~short50#1, main_~x~0#1.base, main_~x~0#1.offset, main_~y~0#1.base, main_~y~0#1.offset, main_~z~0#1.base, main_~z~0#1.offset, main_~m~0#1.base, main_~m~0#1.offset, main_~n~0#1.base, main_~n~0#1.offset;call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);main_~x~0#1.base, main_~x~0#1.offset := main_#t~malloc2#1.base, main_#t~malloc2#1.offset;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);main_~y~0#1.base, main_~y~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;call main_#t~malloc4#1.base, main_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);main_~z~0#1.base, main_~z~0#1.offset := main_#t~malloc4#1.base, main_#t~malloc4#1.offset;call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnStack(4);main_~m~0#1.base, main_~m~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnStack(4);main_~n~0#1.base, main_~n~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 202#L553 assume 0 != main_#t~nondet7#1;havoc main_#t~nondet7#1;call write~int(1, main_~x~0#1.base, main_~x~0#1.offset, 4); 208#L553-2 call main_#t~mem8#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 221#L558 assume main_#t~mem8#1 > 0;havoc main_#t~mem8#1;call main_#t~mem9#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post10#1 := main_#t~mem9#1;call write~int(1 + main_#t~post10#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem9#1;havoc main_#t~post10#1; 200#L558-2 call main_#t~mem13#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 201#L563 assume !(main_#t~mem13#1 > 0);havoc main_#t~mem13#1;call main_#t~mem16#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post17#1 := main_#t~mem16#1;call write~int(main_#t~post17#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem16#1;havoc main_#t~post17#1; 203#L563-2 call main_#t~mem18#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 204#L568 assume !(main_#t~mem18#1 > 0);havoc main_#t~mem18#1;call main_#t~mem21#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post22#1 := main_#t~mem21#1;call write~int(main_#t~post22#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem21#1;havoc main_#t~post22#1; 212#L568-2 call main_#t~mem23#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 190#L573 assume !(main_#t~mem23#1 > 0);havoc main_#t~mem23#1;call main_#t~mem26#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post27#1 := main_#t~mem26#1;call write~int(main_#t~post27#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem26#1;havoc main_#t~post27#1; 191#L573-2 call main_#t~mem28#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 215#L578 assume !(main_#t~mem28#1 > 0);havoc main_#t~mem28#1;call main_#t~mem31#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post32#1 := main_#t~mem31#1;call write~int(main_#t~post32#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem31#1;havoc main_#t~post32#1; 214#L578-2 call main_#t~mem33#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 213#L583 assume main_#t~mem33#1 > 0;havoc main_#t~mem33#1;call main_#t~mem34#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post35#1 := main_#t~mem34#1;call write~int(1 + main_#t~post35#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem34#1;havoc main_#t~post35#1; 209#L583-2 call main_#t~mem38#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 198#L588 assume !(main_#t~mem38#1 > 0);havoc main_#t~mem38#1;call main_#t~mem41#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post42#1 := main_#t~mem41#1;call write~int(main_#t~post42#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem41#1;havoc main_#t~post42#1; 199#L588-2 call main_#t~mem43#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 205#L593 assume !(main_#t~mem43#1 > 0);havoc main_#t~mem43#1;call main_#t~mem46#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post47#1 := main_#t~mem46#1;call write~int(main_#t~post47#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem46#1;havoc main_#t~post47#1; 194#L598-4 [2021-12-19 17:33:15,570 INFO L793 eck$LassoCheckResult]: Loop: 194#L598-4 call main_#t~mem48#1 := read~int(main_~y~0#1.base, main_~y~0#1.offset, 4);main_#t~short50#1 := main_#t~mem48#1 < 100; 195#L598 assume main_#t~short50#1;call main_#t~mem49#1 := read~int(main_~z~0#1.base, main_~z~0#1.offset, 4);main_#t~short50#1 := main_#t~mem49#1 < 100; 210#L598-2 assume !!main_#t~short50#1;havoc main_#t~mem48#1;havoc main_#t~mem49#1;havoc main_#t~short50#1;call main_#t~mem51#1 := read~int(main_~y~0#1.base, main_~y~0#1.offset, 4);call main_#t~mem52#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);call write~int(main_#t~mem51#1 + main_#t~mem52#1, main_~y~0#1.base, main_~y~0#1.offset, 4);havoc main_#t~mem51#1;havoc main_#t~mem52#1;call main_#t~mem53#1 := read~int(main_~z~0#1.base, main_~z~0#1.offset, 4);call main_#t~mem54#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);call write~int(main_#t~mem53#1 - main_#t~mem54#1, main_~z~0#1.base, main_~z~0#1.offset, 4);havoc main_#t~mem53#1;havoc main_#t~mem54#1; 194#L598-4 [2021-12-19 17:33:15,570 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:33:15,571 INFO L85 PathProgramCache]: Analyzing trace with hash -1239319610, now seen corresponding path program 1 times [2021-12-19 17:33:15,571 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:33:15,571 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [578407785] [2021-12-19 17:33:15,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:33:15,571 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:33:15,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:33:15,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 17:33:15,731 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 17:33:15,732 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [578407785] [2021-12-19 17:33:15,732 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [578407785] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 17:33:15,732 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 17:33:15,732 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-12-19 17:33:15,732 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1629010778] [2021-12-19 17:33:15,733 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 17:33:15,733 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-19 17:33:15,733 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:33:15,734 INFO L85 PathProgramCache]: Analyzing trace with hash 97419, now seen corresponding path program 3 times [2021-12-19 17:33:15,734 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:33:15,734 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1570003867] [2021-12-19 17:33:15,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:33:15,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:33:15,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:33:15,746 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:33:15,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:33:15,761 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:33:15,943 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 17:33:15,943 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-12-19 17:33:15,944 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2021-12-19 17:33:15,944 INFO L87 Difference]: Start difference. First operand 34 states and 43 transitions. cyclomatic complexity: 10 Second operand has 11 states, 11 states have (on average 1.7272727272727273) internal successors, (19), 11 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 17:33:16,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 17:33:16,126 INFO L93 Difference]: Finished difference Result 47 states and 61 transitions. [2021-12-19 17:33:16,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-19 17:33:16,128 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 47 states and 61 transitions. [2021-12-19 17:33:16,128 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-12-19 17:33:16,129 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 47 states to 47 states and 61 transitions. [2021-12-19 17:33:16,129 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 47 [2021-12-19 17:33:16,129 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 47 [2021-12-19 17:33:16,129 INFO L73 IsDeterministic]: Start isDeterministic. Operand 47 states and 61 transitions. [2021-12-19 17:33:16,130 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-19 17:33:16,130 INFO L681 BuchiCegarLoop]: Abstraction has 47 states and 61 transitions. [2021-12-19 17:33:16,130 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states and 61 transitions. [2021-12-19 17:33:16,132 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 34. [2021-12-19 17:33:16,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34 states, 34 states have (on average 1.2352941176470589) internal successors, (42), 33 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 17:33:16,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 42 transitions. [2021-12-19 17:33:16,132 INFO L704 BuchiCegarLoop]: Abstraction has 34 states and 42 transitions. [2021-12-19 17:33:16,133 INFO L587 BuchiCegarLoop]: Abstraction has 34 states and 42 transitions. [2021-12-19 17:33:16,133 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-12-19 17:33:16,133 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 34 states and 42 transitions. [2021-12-19 17:33:16,133 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-12-19 17:33:16,133 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 17:33:16,133 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 17:33:16,134 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 17:33:16,134 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-12-19 17:33:16,134 INFO L791 eck$LassoCheckResult]: Stem: 283#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 284#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~malloc4#1.base, main_#t~malloc4#1.offset, main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~nondet7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~post10#1, main_#t~mem11#1, main_#t~post12#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~post15#1, main_#t~mem16#1, main_#t~post17#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~post20#1, main_#t~mem21#1, main_#t~post22#1, main_#t~mem23#1, main_#t~mem24#1, main_#t~post25#1, main_#t~mem26#1, main_#t~post27#1, main_#t~mem28#1, main_#t~mem29#1, main_#t~post30#1, main_#t~mem31#1, main_#t~post32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~post35#1, main_#t~mem36#1, main_#t~post37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~post40#1, main_#t~mem41#1, main_#t~post42#1, main_#t~mem43#1, main_#t~mem44#1, main_#t~post45#1, main_#t~mem46#1, main_#t~post47#1, main_#t~mem51#1, main_#t~mem52#1, main_#t~mem53#1, main_#t~mem54#1, main_#t~mem48#1, main_#t~mem49#1, main_#t~short50#1, main_~x~0#1.base, main_~x~0#1.offset, main_~y~0#1.base, main_~y~0#1.offset, main_~z~0#1.base, main_~z~0#1.offset, main_~m~0#1.base, main_~m~0#1.offset, main_~n~0#1.base, main_~n~0#1.offset;call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);main_~x~0#1.base, main_~x~0#1.offset := main_#t~malloc2#1.base, main_#t~malloc2#1.offset;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);main_~y~0#1.base, main_~y~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;call main_#t~malloc4#1.base, main_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);main_~z~0#1.base, main_~z~0#1.offset := main_#t~malloc4#1.base, main_#t~malloc4#1.offset;call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnStack(4);main_~m~0#1.base, main_~m~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnStack(4);main_~n~0#1.base, main_~n~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 297#L553 assume 0 != main_#t~nondet7#1;havoc main_#t~nondet7#1;call write~int(1, main_~x~0#1.base, main_~x~0#1.offset, 4); 293#L553-2 call main_#t~mem8#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 294#L558 assume main_#t~mem8#1 > 0;havoc main_#t~mem8#1;call main_#t~mem9#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post10#1 := main_#t~mem9#1;call write~int(1 + main_#t~post10#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem9#1;havoc main_#t~post10#1; 313#L558-2 call main_#t~mem13#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 311#L563 assume main_#t~mem13#1 > 0;havoc main_#t~mem13#1;call main_#t~mem14#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post15#1 := main_#t~mem14#1;call write~int(1 + main_#t~post15#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem14#1;havoc main_#t~post15#1; 298#L563-2 call main_#t~mem18#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 299#L568 assume !(main_#t~mem18#1 > 0);havoc main_#t~mem18#1;call main_#t~mem21#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post22#1 := main_#t~mem21#1;call write~int(main_#t~post22#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem21#1;havoc main_#t~post22#1; 308#L568-2 call main_#t~mem23#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 285#L573 assume !(main_#t~mem23#1 > 0);havoc main_#t~mem23#1;call main_#t~mem26#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post27#1 := main_#t~mem26#1;call write~int(main_#t~post27#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem26#1;havoc main_#t~post27#1; 286#L573-2 call main_#t~mem28#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 301#L578 assume !(main_#t~mem28#1 > 0);havoc main_#t~mem28#1;call main_#t~mem31#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post32#1 := main_#t~mem31#1;call write~int(main_#t~post32#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem31#1;havoc main_#t~post32#1; 310#L578-2 call main_#t~mem33#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 309#L583 assume main_#t~mem33#1 > 0;havoc main_#t~mem33#1;call main_#t~mem34#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post35#1 := main_#t~mem34#1;call write~int(1 + main_#t~post35#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem34#1;havoc main_#t~post35#1; 303#L583-2 call main_#t~mem38#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 291#L588 assume !(main_#t~mem38#1 > 0);havoc main_#t~mem38#1;call main_#t~mem41#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post42#1 := main_#t~mem41#1;call write~int(main_#t~post42#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem41#1;havoc main_#t~post42#1; 292#L588-2 call main_#t~mem43#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 300#L593 assume !(main_#t~mem43#1 > 0);havoc main_#t~mem43#1;call main_#t~mem46#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post47#1 := main_#t~mem46#1;call write~int(main_#t~post47#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem46#1;havoc main_#t~post47#1; 289#L598-4 [2021-12-19 17:33:16,134 INFO L793 eck$LassoCheckResult]: Loop: 289#L598-4 call main_#t~mem48#1 := read~int(main_~y~0#1.base, main_~y~0#1.offset, 4);main_#t~short50#1 := main_#t~mem48#1 < 100; 290#L598 assume main_#t~short50#1;call main_#t~mem49#1 := read~int(main_~z~0#1.base, main_~z~0#1.offset, 4);main_#t~short50#1 := main_#t~mem49#1 < 100; 304#L598-2 assume !!main_#t~short50#1;havoc main_#t~mem48#1;havoc main_#t~mem49#1;havoc main_#t~short50#1;call main_#t~mem51#1 := read~int(main_~y~0#1.base, main_~y~0#1.offset, 4);call main_#t~mem52#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);call write~int(main_#t~mem51#1 + main_#t~mem52#1, main_~y~0#1.base, main_~y~0#1.offset, 4);havoc main_#t~mem51#1;havoc main_#t~mem52#1;call main_#t~mem53#1 := read~int(main_~z~0#1.base, main_~z~0#1.offset, 4);call main_#t~mem54#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);call write~int(main_#t~mem53#1 - main_#t~mem54#1, main_~z~0#1.base, main_~z~0#1.offset, 4);havoc main_#t~mem53#1;havoc main_#t~mem54#1; 289#L598-4 [2021-12-19 17:33:16,134 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:33:16,135 INFO L85 PathProgramCache]: Analyzing trace with hash -652513596, now seen corresponding path program 1 times [2021-12-19 17:33:16,135 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:33:16,135 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [959172736] [2021-12-19 17:33:16,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:33:16,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:33:16,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:33:16,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 17:33:16,257 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 17:33:16,257 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [959172736] [2021-12-19 17:33:16,258 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [959172736] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 17:33:16,258 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 17:33:16,258 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-12-19 17:33:16,259 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1282316171] [2021-12-19 17:33:16,259 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 17:33:16,259 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-19 17:33:16,259 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:33:16,260 INFO L85 PathProgramCache]: Analyzing trace with hash 97419, now seen corresponding path program 4 times [2021-12-19 17:33:16,260 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:33:16,260 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1775546646] [2021-12-19 17:33:16,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:33:16,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:33:16,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:33:16,274 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:33:16,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:33:16,289 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:33:16,457 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 17:33:16,457 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-12-19 17:33:16,458 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=99, Unknown=0, NotChecked=0, Total=132 [2021-12-19 17:33:16,458 INFO L87 Difference]: Start difference. First operand 34 states and 42 transitions. cyclomatic complexity: 9 Second operand has 12 states, 12 states have (on average 1.5833333333333333) internal successors, (19), 12 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 17:33:16,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 17:33:16,585 INFO L93 Difference]: Finished difference Result 54 states and 70 transitions. [2021-12-19 17:33:16,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-19 17:33:16,586 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 54 states and 70 transitions. [2021-12-19 17:33:16,586 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-12-19 17:33:16,587 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 54 states to 54 states and 70 transitions. [2021-12-19 17:33:16,587 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 54 [2021-12-19 17:33:16,587 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 54 [2021-12-19 17:33:16,587 INFO L73 IsDeterministic]: Start isDeterministic. Operand 54 states and 70 transitions. [2021-12-19 17:33:16,588 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-19 17:33:16,588 INFO L681 BuchiCegarLoop]: Abstraction has 54 states and 70 transitions. [2021-12-19 17:33:16,588 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states and 70 transitions. [2021-12-19 17:33:16,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 34. [2021-12-19 17:33:16,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34 states, 34 states have (on average 1.2058823529411764) internal successors, (41), 33 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 17:33:16,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 41 transitions. [2021-12-19 17:33:16,590 INFO L704 BuchiCegarLoop]: Abstraction has 34 states and 41 transitions. [2021-12-19 17:33:16,590 INFO L587 BuchiCegarLoop]: Abstraction has 34 states and 41 transitions. [2021-12-19 17:33:16,591 INFO L425 BuchiCegarLoop]: ======== Iteration 5============ [2021-12-19 17:33:16,591 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 34 states and 41 transitions. [2021-12-19 17:33:16,591 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-12-19 17:33:16,591 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 17:33:16,591 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 17:33:16,592 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 17:33:16,592 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-12-19 17:33:16,592 INFO L791 eck$LassoCheckResult]: Stem: 386#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 387#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~malloc4#1.base, main_#t~malloc4#1.offset, main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~nondet7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~post10#1, main_#t~mem11#1, main_#t~post12#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~post15#1, main_#t~mem16#1, main_#t~post17#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~post20#1, main_#t~mem21#1, main_#t~post22#1, main_#t~mem23#1, main_#t~mem24#1, main_#t~post25#1, main_#t~mem26#1, main_#t~post27#1, main_#t~mem28#1, main_#t~mem29#1, main_#t~post30#1, main_#t~mem31#1, main_#t~post32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~post35#1, main_#t~mem36#1, main_#t~post37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~post40#1, main_#t~mem41#1, main_#t~post42#1, main_#t~mem43#1, main_#t~mem44#1, main_#t~post45#1, main_#t~mem46#1, main_#t~post47#1, main_#t~mem51#1, main_#t~mem52#1, main_#t~mem53#1, main_#t~mem54#1, main_#t~mem48#1, main_#t~mem49#1, main_#t~short50#1, main_~x~0#1.base, main_~x~0#1.offset, main_~y~0#1.base, main_~y~0#1.offset, main_~z~0#1.base, main_~z~0#1.offset, main_~m~0#1.base, main_~m~0#1.offset, main_~n~0#1.base, main_~n~0#1.offset;call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);main_~x~0#1.base, main_~x~0#1.offset := main_#t~malloc2#1.base, main_#t~malloc2#1.offset;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);main_~y~0#1.base, main_~y~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;call main_#t~malloc4#1.base, main_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);main_~z~0#1.base, main_~z~0#1.offset := main_#t~malloc4#1.base, main_#t~malloc4#1.offset;call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnStack(4);main_~m~0#1.base, main_~m~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnStack(4);main_~n~0#1.base, main_~n~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 400#L553 assume 0 != main_#t~nondet7#1;havoc main_#t~nondet7#1;call write~int(1, main_~x~0#1.base, main_~x~0#1.offset, 4); 405#L553-2 call main_#t~mem8#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 408#L558 assume main_#t~mem8#1 > 0;havoc main_#t~mem8#1;call main_#t~mem9#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post10#1 := main_#t~mem9#1;call write~int(1 + main_#t~post10#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem9#1;havoc main_#t~post10#1; 398#L558-2 call main_#t~mem13#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 399#L563 assume main_#t~mem13#1 > 0;havoc main_#t~mem13#1;call main_#t~mem14#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post15#1 := main_#t~mem14#1;call write~int(1 + main_#t~post15#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem14#1;havoc main_#t~post15#1; 401#L563-2 call main_#t~mem18#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 402#L568 assume main_#t~mem18#1 > 0;havoc main_#t~mem18#1;call main_#t~mem19#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post20#1 := main_#t~mem19#1;call write~int(1 + main_#t~post20#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem19#1;havoc main_#t~post20#1; 416#L568-2 call main_#t~mem23#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 388#L573 assume !(main_#t~mem23#1 > 0);havoc main_#t~mem23#1;call main_#t~mem26#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post27#1 := main_#t~mem26#1;call write~int(main_#t~post27#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem26#1;havoc main_#t~post27#1; 389#L573-2 call main_#t~mem28#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 404#L578 assume !(main_#t~mem28#1 > 0);havoc main_#t~mem28#1;call main_#t~mem31#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post32#1 := main_#t~mem31#1;call write~int(main_#t~post32#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem31#1;havoc main_#t~post32#1; 418#L578-2 call main_#t~mem33#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 417#L583 assume main_#t~mem33#1 > 0;havoc main_#t~mem33#1;call main_#t~mem34#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post35#1 := main_#t~mem34#1;call write~int(1 + main_#t~post35#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem34#1;havoc main_#t~post35#1; 407#L583-2 call main_#t~mem38#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 396#L588 assume !(main_#t~mem38#1 > 0);havoc main_#t~mem38#1;call main_#t~mem41#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post42#1 := main_#t~mem41#1;call write~int(main_#t~post42#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem41#1;havoc main_#t~post42#1; 397#L588-2 call main_#t~mem43#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 403#L593 assume !(main_#t~mem43#1 > 0);havoc main_#t~mem43#1;call main_#t~mem46#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post47#1 := main_#t~mem46#1;call write~int(main_#t~post47#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem46#1;havoc main_#t~post47#1; 392#L598-4 [2021-12-19 17:33:16,592 INFO L793 eck$LassoCheckResult]: Loop: 392#L598-4 call main_#t~mem48#1 := read~int(main_~y~0#1.base, main_~y~0#1.offset, 4);main_#t~short50#1 := main_#t~mem48#1 < 100; 393#L598 assume main_#t~short50#1;call main_#t~mem49#1 := read~int(main_~z~0#1.base, main_~z~0#1.offset, 4);main_#t~short50#1 := main_#t~mem49#1 < 100; 406#L598-2 assume !!main_#t~short50#1;havoc main_#t~mem48#1;havoc main_#t~mem49#1;havoc main_#t~short50#1;call main_#t~mem51#1 := read~int(main_~y~0#1.base, main_~y~0#1.offset, 4);call main_#t~mem52#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);call write~int(main_#t~mem51#1 + main_#t~mem52#1, main_~y~0#1.base, main_~y~0#1.offset, 4);havoc main_#t~mem51#1;havoc main_#t~mem52#1;call main_#t~mem53#1 := read~int(main_~z~0#1.base, main_~z~0#1.offset, 4);call main_#t~mem54#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);call write~int(main_#t~mem53#1 - main_#t~mem54#1, main_~z~0#1.base, main_~z~0#1.offset, 4);havoc main_#t~mem53#1;havoc main_#t~mem54#1; 392#L598-4 [2021-12-19 17:33:16,592 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:33:16,592 INFO L85 PathProgramCache]: Analyzing trace with hash -1353578174, now seen corresponding path program 1 times [2021-12-19 17:33:16,593 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:33:16,593 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1188429102] [2021-12-19 17:33:16,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:33:16,593 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:33:16,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:33:16,696 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 17:33:16,697 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 17:33:16,697 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1188429102] [2021-12-19 17:33:16,697 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1188429102] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 17:33:16,698 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 17:33:16,698 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-12-19 17:33:16,698 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [204556057] [2021-12-19 17:33:16,698 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 17:33:16,699 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-19 17:33:16,699 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:33:16,699 INFO L85 PathProgramCache]: Analyzing trace with hash 97419, now seen corresponding path program 5 times [2021-12-19 17:33:16,699 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:33:16,700 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1440991168] [2021-12-19 17:33:16,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:33:16,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:33:16,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:33:16,721 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:33:16,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:33:16,735 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:33:16,898 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 17:33:16,899 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-12-19 17:33:16,899 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2021-12-19 17:33:16,899 INFO L87 Difference]: Start difference. First operand 34 states and 41 transitions. cyclomatic complexity: 8 Second operand has 10 states, 10 states have (on average 1.9) internal successors, (19), 10 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 17:33:17,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 17:33:17,048 INFO L93 Difference]: Finished difference Result 57 states and 73 transitions. [2021-12-19 17:33:17,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-12-19 17:33:17,050 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 57 states and 73 transitions. [2021-12-19 17:33:17,051 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-12-19 17:33:17,052 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 57 states to 57 states and 73 transitions. [2021-12-19 17:33:17,052 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 57 [2021-12-19 17:33:17,052 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 57 [2021-12-19 17:33:17,052 INFO L73 IsDeterministic]: Start isDeterministic. Operand 57 states and 73 transitions. [2021-12-19 17:33:17,052 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-19 17:33:17,052 INFO L681 BuchiCegarLoop]: Abstraction has 57 states and 73 transitions. [2021-12-19 17:33:17,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states and 73 transitions. [2021-12-19 17:33:17,054 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 34. [2021-12-19 17:33:17,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34 states, 34 states have (on average 1.1764705882352942) internal successors, (40), 33 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 17:33:17,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 40 transitions. [2021-12-19 17:33:17,055 INFO L704 BuchiCegarLoop]: Abstraction has 34 states and 40 transitions. [2021-12-19 17:33:17,055 INFO L587 BuchiCegarLoop]: Abstraction has 34 states and 40 transitions. [2021-12-19 17:33:17,055 INFO L425 BuchiCegarLoop]: ======== Iteration 6============ [2021-12-19 17:33:17,055 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 34 states and 40 transitions. [2021-12-19 17:33:17,056 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-12-19 17:33:17,056 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 17:33:17,056 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 17:33:17,056 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 17:33:17,056 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-12-19 17:33:17,056 INFO L791 eck$LassoCheckResult]: Stem: 492#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 493#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~malloc4#1.base, main_#t~malloc4#1.offset, main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~nondet7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~post10#1, main_#t~mem11#1, main_#t~post12#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~post15#1, main_#t~mem16#1, main_#t~post17#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~post20#1, main_#t~mem21#1, main_#t~post22#1, main_#t~mem23#1, main_#t~mem24#1, main_#t~post25#1, main_#t~mem26#1, main_#t~post27#1, main_#t~mem28#1, main_#t~mem29#1, main_#t~post30#1, main_#t~mem31#1, main_#t~post32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~post35#1, main_#t~mem36#1, main_#t~post37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~post40#1, main_#t~mem41#1, main_#t~post42#1, main_#t~mem43#1, main_#t~mem44#1, main_#t~post45#1, main_#t~mem46#1, main_#t~post47#1, main_#t~mem51#1, main_#t~mem52#1, main_#t~mem53#1, main_#t~mem54#1, main_#t~mem48#1, main_#t~mem49#1, main_#t~short50#1, main_~x~0#1.base, main_~x~0#1.offset, main_~y~0#1.base, main_~y~0#1.offset, main_~z~0#1.base, main_~z~0#1.offset, main_~m~0#1.base, main_~m~0#1.offset, main_~n~0#1.base, main_~n~0#1.offset;call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);main_~x~0#1.base, main_~x~0#1.offset := main_#t~malloc2#1.base, main_#t~malloc2#1.offset;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);main_~y~0#1.base, main_~y~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;call main_#t~malloc4#1.base, main_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);main_~z~0#1.base, main_~z~0#1.offset := main_#t~malloc4#1.base, main_#t~malloc4#1.offset;call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnStack(4);main_~m~0#1.base, main_~m~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnStack(4);main_~n~0#1.base, main_~n~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 506#L553 assume 0 != main_#t~nondet7#1;havoc main_#t~nondet7#1;call write~int(1, main_~x~0#1.base, main_~x~0#1.offset, 4); 500#L553-2 call main_#t~mem8#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 501#L558 assume main_#t~mem8#1 > 0;havoc main_#t~mem8#1;call main_#t~mem9#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post10#1 := main_#t~mem9#1;call write~int(1 + main_#t~post10#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem9#1;havoc main_#t~post10#1; 504#L558-2 call main_#t~mem13#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 505#L563 assume main_#t~mem13#1 > 0;havoc main_#t~mem13#1;call main_#t~mem14#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post15#1 := main_#t~mem14#1;call write~int(1 + main_#t~post15#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem14#1;havoc main_#t~post15#1; 507#L563-2 call main_#t~mem18#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 508#L568 assume main_#t~mem18#1 > 0;havoc main_#t~mem18#1;call main_#t~mem19#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post20#1 := main_#t~mem19#1;call write~int(1 + main_#t~post20#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem19#1;havoc main_#t~post20#1; 522#L568-2 call main_#t~mem23#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 523#L573 assume main_#t~mem23#1 > 0;havoc main_#t~mem23#1;call main_#t~mem24#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post25#1 := main_#t~mem24#1;call write~int(1 + main_#t~post25#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem24#1;havoc main_#t~post25#1; 510#L573-2 call main_#t~mem28#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 511#L578 assume !(main_#t~mem28#1 > 0);havoc main_#t~mem28#1;call main_#t~mem31#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post32#1 := main_#t~mem31#1;call write~int(main_#t~post32#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem31#1;havoc main_#t~post32#1; 496#L578-2 call main_#t~mem33#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 497#L583 assume main_#t~mem33#1 > 0;havoc main_#t~mem33#1;call main_#t~mem34#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post35#1 := main_#t~mem34#1;call write~int(1 + main_#t~post35#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem34#1;havoc main_#t~post35#1; 514#L583-2 call main_#t~mem38#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 502#L588 assume !(main_#t~mem38#1 > 0);havoc main_#t~mem38#1;call main_#t~mem41#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post42#1 := main_#t~mem41#1;call write~int(main_#t~post42#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem41#1;havoc main_#t~post42#1; 503#L588-2 call main_#t~mem43#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 509#L593 assume !(main_#t~mem43#1 > 0);havoc main_#t~mem43#1;call main_#t~mem46#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post47#1 := main_#t~mem46#1;call write~int(main_#t~post47#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem46#1;havoc main_#t~post47#1; 498#L598-4 [2021-12-19 17:33:17,056 INFO L793 eck$LassoCheckResult]: Loop: 498#L598-4 call main_#t~mem48#1 := read~int(main_~y~0#1.base, main_~y~0#1.offset, 4);main_#t~short50#1 := main_#t~mem48#1 < 100; 499#L598 assume main_#t~short50#1;call main_#t~mem49#1 := read~int(main_~z~0#1.base, main_~z~0#1.offset, 4);main_#t~short50#1 := main_#t~mem49#1 < 100; 515#L598-2 assume !!main_#t~short50#1;havoc main_#t~mem48#1;havoc main_#t~mem49#1;havoc main_#t~short50#1;call main_#t~mem51#1 := read~int(main_~y~0#1.base, main_~y~0#1.offset, 4);call main_#t~mem52#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);call write~int(main_#t~mem51#1 + main_#t~mem52#1, main_~y~0#1.base, main_~y~0#1.offset, 4);havoc main_#t~mem51#1;havoc main_#t~mem52#1;call main_#t~mem53#1 := read~int(main_~z~0#1.base, main_~z~0#1.offset, 4);call main_#t~mem54#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);call write~int(main_#t~mem53#1 - main_#t~mem54#1, main_~z~0#1.base, main_~z~0#1.offset, 4);havoc main_#t~mem53#1;havoc main_#t~mem54#1; 498#L598-4 [2021-12-19 17:33:17,057 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:33:17,057 INFO L85 PathProgramCache]: Analyzing trace with hash -2033636544, now seen corresponding path program 1 times [2021-12-19 17:33:17,057 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:33:17,057 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2116026721] [2021-12-19 17:33:17,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:33:17,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:33:17,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:33:17,168 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 17:33:17,168 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 17:33:17,168 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2116026721] [2021-12-19 17:33:17,168 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2116026721] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 17:33:17,168 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 17:33:17,168 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-12-19 17:33:17,168 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [648321510] [2021-12-19 17:33:17,169 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 17:33:17,169 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-19 17:33:17,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:33:17,169 INFO L85 PathProgramCache]: Analyzing trace with hash 97419, now seen corresponding path program 6 times [2021-12-19 17:33:17,169 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:33:17,170 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [193820537] [2021-12-19 17:33:17,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:33:17,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:33:17,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:33:17,179 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:33:17,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:33:17,187 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:33:17,346 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 17:33:17,346 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-12-19 17:33:17,346 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2021-12-19 17:33:17,347 INFO L87 Difference]: Start difference. First operand 34 states and 40 transitions. cyclomatic complexity: 7 Second operand has 12 states, 12 states have (on average 1.5833333333333333) internal successors, (19), 12 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 17:33:17,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 17:33:17,495 INFO L93 Difference]: Finished difference Result 56 states and 70 transitions. [2021-12-19 17:33:17,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-12-19 17:33:17,496 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 56 states and 70 transitions. [2021-12-19 17:33:17,497 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-12-19 17:33:17,498 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 56 states to 56 states and 70 transitions. [2021-12-19 17:33:17,498 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 56 [2021-12-19 17:33:17,498 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 56 [2021-12-19 17:33:17,498 INFO L73 IsDeterministic]: Start isDeterministic. Operand 56 states and 70 transitions. [2021-12-19 17:33:17,498 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-19 17:33:17,498 INFO L681 BuchiCegarLoop]: Abstraction has 56 states and 70 transitions. [2021-12-19 17:33:17,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states and 70 transitions. [2021-12-19 17:33:17,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 34. [2021-12-19 17:33:17,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34 states, 34 states have (on average 1.1470588235294117) internal successors, (39), 33 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 17:33:17,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 39 transitions. [2021-12-19 17:33:17,501 INFO L704 BuchiCegarLoop]: Abstraction has 34 states and 39 transitions. [2021-12-19 17:33:17,501 INFO L587 BuchiCegarLoop]: Abstraction has 34 states and 39 transitions. [2021-12-19 17:33:17,501 INFO L425 BuchiCegarLoop]: ======== Iteration 7============ [2021-12-19 17:33:17,501 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 34 states and 39 transitions. [2021-12-19 17:33:17,501 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-12-19 17:33:17,501 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 17:33:17,501 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 17:33:17,502 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 17:33:17,502 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-12-19 17:33:17,502 INFO L791 eck$LassoCheckResult]: Stem: 597#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 598#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~malloc4#1.base, main_#t~malloc4#1.offset, main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~nondet7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~post10#1, main_#t~mem11#1, main_#t~post12#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~post15#1, main_#t~mem16#1, main_#t~post17#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~post20#1, main_#t~mem21#1, main_#t~post22#1, main_#t~mem23#1, main_#t~mem24#1, main_#t~post25#1, main_#t~mem26#1, main_#t~post27#1, main_#t~mem28#1, main_#t~mem29#1, main_#t~post30#1, main_#t~mem31#1, main_#t~post32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~post35#1, main_#t~mem36#1, main_#t~post37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~post40#1, main_#t~mem41#1, main_#t~post42#1, main_#t~mem43#1, main_#t~mem44#1, main_#t~post45#1, main_#t~mem46#1, main_#t~post47#1, main_#t~mem51#1, main_#t~mem52#1, main_#t~mem53#1, main_#t~mem54#1, main_#t~mem48#1, main_#t~mem49#1, main_#t~short50#1, main_~x~0#1.base, main_~x~0#1.offset, main_~y~0#1.base, main_~y~0#1.offset, main_~z~0#1.base, main_~z~0#1.offset, main_~m~0#1.base, main_~m~0#1.offset, main_~n~0#1.base, main_~n~0#1.offset;call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);main_~x~0#1.base, main_~x~0#1.offset := main_#t~malloc2#1.base, main_#t~malloc2#1.offset;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);main_~y~0#1.base, main_~y~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;call main_#t~malloc4#1.base, main_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);main_~z~0#1.base, main_~z~0#1.offset := main_#t~malloc4#1.base, main_#t~malloc4#1.offset;call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnStack(4);main_~m~0#1.base, main_~m~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnStack(4);main_~n~0#1.base, main_~n~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 611#L553 assume 0 != main_#t~nondet7#1;havoc main_#t~nondet7#1;call write~int(1, main_~x~0#1.base, main_~x~0#1.offset, 4); 617#L553-2 call main_#t~mem8#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 621#L558 assume main_#t~mem8#1 > 0;havoc main_#t~mem8#1;call main_#t~mem9#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post10#1 := main_#t~mem9#1;call write~int(1 + main_#t~post10#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem9#1;havoc main_#t~post10#1; 609#L558-2 call main_#t~mem13#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 610#L563 assume main_#t~mem13#1 > 0;havoc main_#t~mem13#1;call main_#t~mem14#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post15#1 := main_#t~mem14#1;call write~int(1 + main_#t~post15#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem14#1;havoc main_#t~post15#1; 612#L563-2 call main_#t~mem18#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 613#L568 assume main_#t~mem18#1 > 0;havoc main_#t~mem18#1;call main_#t~mem19#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post20#1 := main_#t~mem19#1;call write~int(1 + main_#t~post20#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem19#1;havoc main_#t~post20#1; 626#L568-2 call main_#t~mem23#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 627#L573 assume main_#t~mem23#1 > 0;havoc main_#t~mem23#1;call main_#t~mem24#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post25#1 := main_#t~mem24#1;call write~int(1 + main_#t~post25#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem24#1;havoc main_#t~post25#1; 615#L573-2 call main_#t~mem28#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 616#L578 assume main_#t~mem28#1 > 0;havoc main_#t~mem28#1;call main_#t~mem29#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post30#1 := main_#t~mem29#1;call write~int(1 + main_#t~post30#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem29#1;havoc main_#t~post30#1; 601#L578-2 call main_#t~mem33#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 602#L583 assume main_#t~mem33#1 > 0;havoc main_#t~mem33#1;call main_#t~mem34#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post35#1 := main_#t~mem34#1;call write~int(1 + main_#t~post35#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem34#1;havoc main_#t~post35#1; 619#L583-2 call main_#t~mem38#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 607#L588 assume !(main_#t~mem38#1 > 0);havoc main_#t~mem38#1;call main_#t~mem41#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post42#1 := main_#t~mem41#1;call write~int(main_#t~post42#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem41#1;havoc main_#t~post42#1; 608#L588-2 call main_#t~mem43#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 614#L593 assume !(main_#t~mem43#1 > 0);havoc main_#t~mem43#1;call main_#t~mem46#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post47#1 := main_#t~mem46#1;call write~int(main_#t~post47#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem46#1;havoc main_#t~post47#1; 603#L598-4 [2021-12-19 17:33:17,502 INFO L793 eck$LassoCheckResult]: Loop: 603#L598-4 call main_#t~mem48#1 := read~int(main_~y~0#1.base, main_~y~0#1.offset, 4);main_#t~short50#1 := main_#t~mem48#1 < 100; 604#L598 assume main_#t~short50#1;call main_#t~mem49#1 := read~int(main_~z~0#1.base, main_~z~0#1.offset, 4);main_#t~short50#1 := main_#t~mem49#1 < 100; 620#L598-2 assume !!main_#t~short50#1;havoc main_#t~mem48#1;havoc main_#t~mem49#1;havoc main_#t~short50#1;call main_#t~mem51#1 := read~int(main_~y~0#1.base, main_~y~0#1.offset, 4);call main_#t~mem52#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);call write~int(main_#t~mem51#1 + main_#t~mem52#1, main_~y~0#1.base, main_~y~0#1.offset, 4);havoc main_#t~mem51#1;havoc main_#t~mem52#1;call main_#t~mem53#1 := read~int(main_~z~0#1.base, main_~z~0#1.offset, 4);call main_#t~mem54#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);call write~int(main_#t~mem53#1 - main_#t~mem54#1, main_~z~0#1.base, main_~z~0#1.offset, 4);havoc main_#t~mem53#1;havoc main_#t~mem54#1; 603#L598-4 [2021-12-19 17:33:17,502 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:33:17,502 INFO L85 PathProgramCache]: Analyzing trace with hash 486323390, now seen corresponding path program 1 times [2021-12-19 17:33:17,502 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:33:17,503 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1563678288] [2021-12-19 17:33:17,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:33:17,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:33:17,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:33:17,627 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 17:33:17,628 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 17:33:17,628 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1563678288] [2021-12-19 17:33:17,628 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1563678288] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 17:33:17,628 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 17:33:17,628 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-12-19 17:33:17,629 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2032730338] [2021-12-19 17:33:17,629 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 17:33:17,629 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-19 17:33:17,629 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:33:17,630 INFO L85 PathProgramCache]: Analyzing trace with hash 97419, now seen corresponding path program 7 times [2021-12-19 17:33:17,630 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:33:17,630 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [130176415] [2021-12-19 17:33:17,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:33:17,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:33:17,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:33:17,636 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:33:17,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:33:17,644 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:33:17,798 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 17:33:17,799 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-12-19 17:33:17,799 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=109, Unknown=0, NotChecked=0, Total=156 [2021-12-19 17:33:17,799 INFO L87 Difference]: Start difference. First operand 34 states and 39 transitions. cyclomatic complexity: 6 Second operand has 13 states, 13 states have (on average 1.4615384615384615) internal successors, (19), 13 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 17:33:17,943 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 17:33:17,943 INFO L93 Difference]: Finished difference Result 56 states and 69 transitions. [2021-12-19 17:33:17,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-12-19 17:33:17,944 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 56 states and 69 transitions. [2021-12-19 17:33:17,944 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-12-19 17:33:17,946 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 56 states to 56 states and 69 transitions. [2021-12-19 17:33:17,946 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 56 [2021-12-19 17:33:17,946 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 56 [2021-12-19 17:33:17,946 INFO L73 IsDeterministic]: Start isDeterministic. Operand 56 states and 69 transitions. [2021-12-19 17:33:17,946 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-19 17:33:17,947 INFO L681 BuchiCegarLoop]: Abstraction has 56 states and 69 transitions. [2021-12-19 17:33:17,947 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states and 69 transitions. [2021-12-19 17:33:17,949 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 36. [2021-12-19 17:33:17,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36 states, 36 states have (on average 1.1388888888888888) internal successors, (41), 35 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 17:33:17,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 41 transitions. [2021-12-19 17:33:17,949 INFO L704 BuchiCegarLoop]: Abstraction has 36 states and 41 transitions. [2021-12-19 17:33:17,949 INFO L587 BuchiCegarLoop]: Abstraction has 36 states and 41 transitions. [2021-12-19 17:33:17,959 INFO L425 BuchiCegarLoop]: ======== Iteration 8============ [2021-12-19 17:33:17,959 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 36 states and 41 transitions. [2021-12-19 17:33:17,960 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-12-19 17:33:17,960 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 17:33:17,960 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 17:33:17,960 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 17:33:17,960 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-12-19 17:33:17,961 INFO L791 eck$LassoCheckResult]: Stem: 705#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 706#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~malloc4#1.base, main_#t~malloc4#1.offset, main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~nondet7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~post10#1, main_#t~mem11#1, main_#t~post12#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~post15#1, main_#t~mem16#1, main_#t~post17#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~post20#1, main_#t~mem21#1, main_#t~post22#1, main_#t~mem23#1, main_#t~mem24#1, main_#t~post25#1, main_#t~mem26#1, main_#t~post27#1, main_#t~mem28#1, main_#t~mem29#1, main_#t~post30#1, main_#t~mem31#1, main_#t~post32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~post35#1, main_#t~mem36#1, main_#t~post37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~post40#1, main_#t~mem41#1, main_#t~post42#1, main_#t~mem43#1, main_#t~mem44#1, main_#t~post45#1, main_#t~mem46#1, main_#t~post47#1, main_#t~mem51#1, main_#t~mem52#1, main_#t~mem53#1, main_#t~mem54#1, main_#t~mem48#1, main_#t~mem49#1, main_#t~short50#1, main_~x~0#1.base, main_~x~0#1.offset, main_~y~0#1.base, main_~y~0#1.offset, main_~z~0#1.base, main_~z~0#1.offset, main_~m~0#1.base, main_~m~0#1.offset, main_~n~0#1.base, main_~n~0#1.offset;call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);main_~x~0#1.base, main_~x~0#1.offset := main_#t~malloc2#1.base, main_#t~malloc2#1.offset;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);main_~y~0#1.base, main_~y~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;call main_#t~malloc4#1.base, main_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);main_~z~0#1.base, main_~z~0#1.offset := main_#t~malloc4#1.base, main_#t~malloc4#1.offset;call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnStack(4);main_~m~0#1.base, main_~m~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnStack(4);main_~n~0#1.base, main_~n~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 719#L553 assume 0 != main_#t~nondet7#1;havoc main_#t~nondet7#1;call write~int(1, main_~x~0#1.base, main_~x~0#1.offset, 4); 725#L553-2 call main_#t~mem8#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 729#L558 assume main_#t~mem8#1 > 0;havoc main_#t~mem8#1;call main_#t~mem9#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post10#1 := main_#t~mem9#1;call write~int(1 + main_#t~post10#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem9#1;havoc main_#t~post10#1; 717#L558-2 call main_#t~mem13#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 718#L563 assume main_#t~mem13#1 > 0;havoc main_#t~mem13#1;call main_#t~mem14#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post15#1 := main_#t~mem14#1;call write~int(1 + main_#t~post15#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem14#1;havoc main_#t~post15#1; 720#L563-2 call main_#t~mem18#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 721#L568 assume main_#t~mem18#1 > 0;havoc main_#t~mem18#1;call main_#t~mem19#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post20#1 := main_#t~mem19#1;call write~int(1 + main_#t~post20#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem19#1;havoc main_#t~post20#1; 735#L568-2 call main_#t~mem23#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 736#L573 assume main_#t~mem23#1 > 0;havoc main_#t~mem23#1;call main_#t~mem24#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post25#1 := main_#t~mem24#1;call write~int(1 + main_#t~post25#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem24#1;havoc main_#t~post25#1; 723#L573-2 call main_#t~mem28#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 724#L578 assume main_#t~mem28#1 > 0;havoc main_#t~mem28#1;call main_#t~mem29#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post30#1 := main_#t~mem29#1;call write~int(1 + main_#t~post30#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem29#1;havoc main_#t~post30#1; 709#L578-2 call main_#t~mem33#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 710#L583 assume !(main_#t~mem33#1 > 0);havoc main_#t~mem33#1;call main_#t~mem36#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post37#1 := main_#t~mem36#1;call write~int(main_#t~post37#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem36#1;havoc main_#t~post37#1; 727#L583-2 call main_#t~mem38#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 734#L588 assume !(main_#t~mem38#1 > 0);havoc main_#t~mem38#1;call main_#t~mem41#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post42#1 := main_#t~mem41#1;call write~int(main_#t~post42#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem41#1;havoc main_#t~post42#1; 716#L588-2 call main_#t~mem43#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 722#L593 assume !(main_#t~mem43#1 > 0);havoc main_#t~mem43#1;call main_#t~mem46#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post47#1 := main_#t~mem46#1;call write~int(main_#t~post47#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem46#1;havoc main_#t~post47#1; 711#L598-4 [2021-12-19 17:33:17,961 INFO L793 eck$LassoCheckResult]: Loop: 711#L598-4 call main_#t~mem48#1 := read~int(main_~y~0#1.base, main_~y~0#1.offset, 4);main_#t~short50#1 := main_#t~mem48#1 < 100; 712#L598 assume main_#t~short50#1;call main_#t~mem49#1 := read~int(main_~z~0#1.base, main_~z~0#1.offset, 4);main_#t~short50#1 := main_#t~mem49#1 < 100; 728#L598-2 assume !!main_#t~short50#1;havoc main_#t~mem48#1;havoc main_#t~mem49#1;havoc main_#t~short50#1;call main_#t~mem51#1 := read~int(main_~y~0#1.base, main_~y~0#1.offset, 4);call main_#t~mem52#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);call write~int(main_#t~mem51#1 + main_#t~mem52#1, main_~y~0#1.base, main_~y~0#1.offset, 4);havoc main_#t~mem51#1;havoc main_#t~mem52#1;call main_#t~mem53#1 := read~int(main_~z~0#1.base, main_~z~0#1.offset, 4);call main_#t~mem54#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);call write~int(main_#t~mem53#1 - main_#t~mem54#1, main_~z~0#1.base, main_~z~0#1.offset, 4);havoc main_#t~mem53#1;havoc main_#t~mem54#1; 711#L598-4 [2021-12-19 17:33:17,961 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:33:17,961 INFO L85 PathProgramCache]: Analyzing trace with hash 488170432, now seen corresponding path program 1 times [2021-12-19 17:33:17,961 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:33:17,962 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1286955278] [2021-12-19 17:33:17,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:33:17,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:33:17,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:33:18,068 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 17:33:18,068 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 17:33:18,068 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1286955278] [2021-12-19 17:33:18,069 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1286955278] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 17:33:18,069 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 17:33:18,069 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-12-19 17:33:18,069 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1702907030] [2021-12-19 17:33:18,069 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 17:33:18,070 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-19 17:33:18,070 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:33:18,070 INFO L85 PathProgramCache]: Analyzing trace with hash 97419, now seen corresponding path program 8 times [2021-12-19 17:33:18,070 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:33:18,071 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [389333897] [2021-12-19 17:33:18,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:33:18,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:33:18,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:33:18,088 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:33:18,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:33:18,101 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:33:18,276 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 17:33:18,277 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-12-19 17:33:18,277 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2021-12-19 17:33:18,277 INFO L87 Difference]: Start difference. First operand 36 states and 41 transitions. cyclomatic complexity: 6 Second operand has 12 states, 12 states have (on average 1.5833333333333333) internal successors, (19), 12 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 17:33:18,390 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 17:33:18,390 INFO L93 Difference]: Finished difference Result 44 states and 51 transitions. [2021-12-19 17:33:18,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-12-19 17:33:18,391 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 44 states and 51 transitions. [2021-12-19 17:33:18,392 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-12-19 17:33:18,392 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 44 states to 44 states and 51 transitions. [2021-12-19 17:33:18,392 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 44 [2021-12-19 17:33:18,392 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 44 [2021-12-19 17:33:18,393 INFO L73 IsDeterministic]: Start isDeterministic. Operand 44 states and 51 transitions. [2021-12-19 17:33:18,393 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-19 17:33:18,393 INFO L681 BuchiCegarLoop]: Abstraction has 44 states and 51 transitions. [2021-12-19 17:33:18,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states and 51 transitions. [2021-12-19 17:33:18,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 36. [2021-12-19 17:33:18,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36 states, 36 states have (on average 1.1111111111111112) internal successors, (40), 35 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 17:33:18,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 40 transitions. [2021-12-19 17:33:18,395 INFO L704 BuchiCegarLoop]: Abstraction has 36 states and 40 transitions. [2021-12-19 17:33:18,395 INFO L587 BuchiCegarLoop]: Abstraction has 36 states and 40 transitions. [2021-12-19 17:33:18,395 INFO L425 BuchiCegarLoop]: ======== Iteration 9============ [2021-12-19 17:33:18,395 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 36 states and 40 transitions. [2021-12-19 17:33:18,395 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-12-19 17:33:18,396 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 17:33:18,396 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 17:33:18,396 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 17:33:18,396 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-12-19 17:33:18,396 INFO L791 eck$LassoCheckResult]: Stem: 802#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 803#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~malloc4#1.base, main_#t~malloc4#1.offset, main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~nondet7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~post10#1, main_#t~mem11#1, main_#t~post12#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~post15#1, main_#t~mem16#1, main_#t~post17#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~post20#1, main_#t~mem21#1, main_#t~post22#1, main_#t~mem23#1, main_#t~mem24#1, main_#t~post25#1, main_#t~mem26#1, main_#t~post27#1, main_#t~mem28#1, main_#t~mem29#1, main_#t~post30#1, main_#t~mem31#1, main_#t~post32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~post35#1, main_#t~mem36#1, main_#t~post37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~post40#1, main_#t~mem41#1, main_#t~post42#1, main_#t~mem43#1, main_#t~mem44#1, main_#t~post45#1, main_#t~mem46#1, main_#t~post47#1, main_#t~mem51#1, main_#t~mem52#1, main_#t~mem53#1, main_#t~mem54#1, main_#t~mem48#1, main_#t~mem49#1, main_#t~short50#1, main_~x~0#1.base, main_~x~0#1.offset, main_~y~0#1.base, main_~y~0#1.offset, main_~z~0#1.base, main_~z~0#1.offset, main_~m~0#1.base, main_~m~0#1.offset, main_~n~0#1.base, main_~n~0#1.offset;call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);main_~x~0#1.base, main_~x~0#1.offset := main_#t~malloc2#1.base, main_#t~malloc2#1.offset;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);main_~y~0#1.base, main_~y~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;call main_#t~malloc4#1.base, main_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);main_~z~0#1.base, main_~z~0#1.offset := main_#t~malloc4#1.base, main_#t~malloc4#1.offset;call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnStack(4);main_~m~0#1.base, main_~m~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnStack(4);main_~n~0#1.base, main_~n~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 818#L553 assume 0 != main_#t~nondet7#1;havoc main_#t~nondet7#1;call write~int(1, main_~x~0#1.base, main_~x~0#1.offset, 4); 821#L553-2 call main_#t~mem8#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 836#L558 assume main_#t~mem8#1 > 0;havoc main_#t~mem8#1;call main_#t~mem9#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post10#1 := main_#t~mem9#1;call write~int(1 + main_#t~post10#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem9#1;havoc main_#t~post10#1; 834#L558-2 call main_#t~mem13#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 832#L563 assume main_#t~mem13#1 > 0;havoc main_#t~mem13#1;call main_#t~mem14#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post15#1 := main_#t~mem14#1;call write~int(1 + main_#t~post15#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem14#1;havoc main_#t~post15#1; 833#L563-2 call main_#t~mem18#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 837#L568 assume main_#t~mem18#1 > 0;havoc main_#t~mem18#1;call main_#t~mem19#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post20#1 := main_#t~mem19#1;call write~int(1 + main_#t~post20#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem19#1;havoc main_#t~post20#1; 835#L568-2 call main_#t~mem23#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 804#L573 assume main_#t~mem23#1 > 0;havoc main_#t~mem23#1;call main_#t~mem24#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post25#1 := main_#t~mem24#1;call write~int(1 + main_#t~post25#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem24#1;havoc main_#t~post25#1; 805#L573-2 call main_#t~mem28#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 820#L578 assume main_#t~mem28#1 > 0;havoc main_#t~mem28#1;call main_#t~mem29#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post30#1 := main_#t~mem29#1;call write~int(1 + main_#t~post30#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem29#1;havoc main_#t~post30#1; 806#L578-2 call main_#t~mem33#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 807#L583 assume main_#t~mem33#1 > 0;havoc main_#t~mem33#1;call main_#t~mem34#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post35#1 := main_#t~mem34#1;call write~int(1 + main_#t~post35#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem34#1;havoc main_#t~post35#1; 822#L583-2 call main_#t~mem38#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 810#L588 assume main_#t~mem38#1 > 0;havoc main_#t~mem38#1;call main_#t~mem39#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post40#1 := main_#t~mem39#1;call write~int(1 + main_#t~post40#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem39#1;havoc main_#t~post40#1; 811#L588-2 call main_#t~mem43#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 819#L593 assume !(main_#t~mem43#1 > 0);havoc main_#t~mem43#1;call main_#t~mem46#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post47#1 := main_#t~mem46#1;call write~int(main_#t~post47#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem46#1;havoc main_#t~post47#1; 808#L598-4 [2021-12-19 17:33:18,396 INFO L793 eck$LassoCheckResult]: Loop: 808#L598-4 call main_#t~mem48#1 := read~int(main_~y~0#1.base, main_~y~0#1.offset, 4);main_#t~short50#1 := main_#t~mem48#1 < 100; 809#L598 assume main_#t~short50#1;call main_#t~mem49#1 := read~int(main_~z~0#1.base, main_~z~0#1.offset, 4);main_#t~short50#1 := main_#t~mem49#1 < 100; 823#L598-2 assume !!main_#t~short50#1;havoc main_#t~mem48#1;havoc main_#t~mem49#1;havoc main_#t~short50#1;call main_#t~mem51#1 := read~int(main_~y~0#1.base, main_~y~0#1.offset, 4);call main_#t~mem52#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);call write~int(main_#t~mem51#1 + main_#t~mem52#1, main_~y~0#1.base, main_~y~0#1.offset, 4);havoc main_#t~mem51#1;havoc main_#t~mem52#1;call main_#t~mem53#1 := read~int(main_~z~0#1.base, main_~z~0#1.offset, 4);call main_#t~mem54#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);call write~int(main_#t~mem53#1 - main_#t~mem54#1, main_~z~0#1.base, main_~z~0#1.offset, 4);havoc main_#t~mem53#1;havoc main_#t~mem54#1; 808#L598-4 [2021-12-19 17:33:18,397 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:33:18,397 INFO L85 PathProgramCache]: Analyzing trace with hash 486321468, now seen corresponding path program 1 times [2021-12-19 17:33:18,397 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:33:18,397 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [38937105] [2021-12-19 17:33:18,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:33:18,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:33:18,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:33:18,433 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 17:33:18,434 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 17:33:18,434 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [38937105] [2021-12-19 17:33:18,434 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [38937105] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 17:33:18,434 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 17:33:18,434 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-19 17:33:18,434 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1237447696] [2021-12-19 17:33:18,434 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 17:33:18,435 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-19 17:33:18,435 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:33:18,435 INFO L85 PathProgramCache]: Analyzing trace with hash 97419, now seen corresponding path program 9 times [2021-12-19 17:33:18,435 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:33:18,435 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1669906308] [2021-12-19 17:33:18,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:33:18,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:33:18,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:33:18,455 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:33:18,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:33:18,462 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:33:18,602 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 17:33:18,603 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-19 17:33:18,603 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-19 17:33:18,603 INFO L87 Difference]: Start difference. First operand 36 states and 40 transitions. cyclomatic complexity: 5 Second operand has 5 states, 4 states have (on average 4.75) internal successors, (19), 5 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 17:33:18,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 17:33:18,651 INFO L93 Difference]: Finished difference Result 41 states and 46 transitions. [2021-12-19 17:33:18,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-19 17:33:18,652 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 41 states and 46 transitions. [2021-12-19 17:33:18,652 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-12-19 17:33:18,652 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 41 states to 41 states and 46 transitions. [2021-12-19 17:33:18,653 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 41 [2021-12-19 17:33:18,653 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 41 [2021-12-19 17:33:18,653 INFO L73 IsDeterministic]: Start isDeterministic. Operand 41 states and 46 transitions. [2021-12-19 17:33:18,653 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-19 17:33:18,653 INFO L681 BuchiCegarLoop]: Abstraction has 41 states and 46 transitions. [2021-12-19 17:33:18,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states and 46 transitions. [2021-12-19 17:33:18,655 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 38. [2021-12-19 17:33:18,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38 states, 38 states have (on average 1.105263157894737) internal successors, (42), 37 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 17:33:18,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 42 transitions. [2021-12-19 17:33:18,655 INFO L704 BuchiCegarLoop]: Abstraction has 38 states and 42 transitions. [2021-12-19 17:33:18,655 INFO L587 BuchiCegarLoop]: Abstraction has 38 states and 42 transitions. [2021-12-19 17:33:18,655 INFO L425 BuchiCegarLoop]: ======== Iteration 10============ [2021-12-19 17:33:18,655 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 38 states and 42 transitions. [2021-12-19 17:33:18,656 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-12-19 17:33:18,656 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 17:33:18,656 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 17:33:18,656 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 17:33:18,656 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-12-19 17:33:18,657 INFO L791 eck$LassoCheckResult]: Stem: 889#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 890#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~malloc4#1.base, main_#t~malloc4#1.offset, main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~nondet7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~post10#1, main_#t~mem11#1, main_#t~post12#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~post15#1, main_#t~mem16#1, main_#t~post17#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~post20#1, main_#t~mem21#1, main_#t~post22#1, main_#t~mem23#1, main_#t~mem24#1, main_#t~post25#1, main_#t~mem26#1, main_#t~post27#1, main_#t~mem28#1, main_#t~mem29#1, main_#t~post30#1, main_#t~mem31#1, main_#t~post32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~post35#1, main_#t~mem36#1, main_#t~post37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~post40#1, main_#t~mem41#1, main_#t~post42#1, main_#t~mem43#1, main_#t~mem44#1, main_#t~post45#1, main_#t~mem46#1, main_#t~post47#1, main_#t~mem51#1, main_#t~mem52#1, main_#t~mem53#1, main_#t~mem54#1, main_#t~mem48#1, main_#t~mem49#1, main_#t~short50#1, main_~x~0#1.base, main_~x~0#1.offset, main_~y~0#1.base, main_~y~0#1.offset, main_~z~0#1.base, main_~z~0#1.offset, main_~m~0#1.base, main_~m~0#1.offset, main_~n~0#1.base, main_~n~0#1.offset;call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);main_~x~0#1.base, main_~x~0#1.offset := main_#t~malloc2#1.base, main_#t~malloc2#1.offset;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);main_~y~0#1.base, main_~y~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;call main_#t~malloc4#1.base, main_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);main_~z~0#1.base, main_~z~0#1.offset := main_#t~malloc4#1.base, main_#t~malloc4#1.offset;call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnStack(4);main_~m~0#1.base, main_~m~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnStack(4);main_~n~0#1.base, main_~n~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 903#L553 assume 0 != main_#t~nondet7#1;havoc main_#t~nondet7#1;call write~int(1, main_~x~0#1.base, main_~x~0#1.offset, 4); 908#L553-2 call main_#t~mem8#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 911#L558 assume main_#t~mem8#1 > 0;havoc main_#t~mem8#1;call main_#t~mem9#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post10#1 := main_#t~mem9#1;call write~int(1 + main_#t~post10#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem9#1;havoc main_#t~post10#1; 901#L558-2 call main_#t~mem13#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 902#L563 assume main_#t~mem13#1 > 0;havoc main_#t~mem13#1;call main_#t~mem14#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post15#1 := main_#t~mem14#1;call write~int(1 + main_#t~post15#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem14#1;havoc main_#t~post15#1; 904#L563-2 call main_#t~mem18#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 905#L568 assume main_#t~mem18#1 > 0;havoc main_#t~mem18#1;call main_#t~mem19#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post20#1 := main_#t~mem19#1;call write~int(1 + main_#t~post20#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem19#1;havoc main_#t~post20#1; 914#L568-2 call main_#t~mem23#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 891#L573 assume main_#t~mem23#1 > 0;havoc main_#t~mem23#1;call main_#t~mem24#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post25#1 := main_#t~mem24#1;call write~int(1 + main_#t~post25#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem24#1;havoc main_#t~post25#1; 892#L573-2 call main_#t~mem28#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 907#L578 assume main_#t~mem28#1 > 0;havoc main_#t~mem28#1;call main_#t~mem29#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post30#1 := main_#t~mem29#1;call write~int(1 + main_#t~post30#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem29#1;havoc main_#t~post30#1; 893#L578-2 call main_#t~mem33#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 894#L583 assume main_#t~mem33#1 > 0;havoc main_#t~mem33#1;call main_#t~mem34#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post35#1 := main_#t~mem34#1;call write~int(1 + main_#t~post35#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem34#1;havoc main_#t~post35#1; 909#L583-2 call main_#t~mem38#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 899#L588 assume main_#t~mem38#1 > 0;havoc main_#t~mem38#1;call main_#t~mem39#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post40#1 := main_#t~mem39#1;call write~int(1 + main_#t~post40#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem39#1;havoc main_#t~post40#1; 900#L588-2 call main_#t~mem43#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 906#L593 assume main_#t~mem43#1 > 0;havoc main_#t~mem43#1;call main_#t~mem44#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post45#1 := main_#t~mem44#1;call write~int(1 + main_#t~post45#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem44#1;havoc main_#t~post45#1; 895#L598-4 [2021-12-19 17:33:18,657 INFO L793 eck$LassoCheckResult]: Loop: 895#L598-4 call main_#t~mem48#1 := read~int(main_~y~0#1.base, main_~y~0#1.offset, 4);main_#t~short50#1 := main_#t~mem48#1 < 100; 896#L598 assume main_#t~short50#1;call main_#t~mem49#1 := read~int(main_~z~0#1.base, main_~z~0#1.offset, 4);main_#t~short50#1 := main_#t~mem49#1 < 100; 910#L598-2 assume !!main_#t~short50#1;havoc main_#t~mem48#1;havoc main_#t~mem49#1;havoc main_#t~short50#1;call main_#t~mem51#1 := read~int(main_~y~0#1.base, main_~y~0#1.offset, 4);call main_#t~mem52#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);call write~int(main_#t~mem51#1 + main_#t~mem52#1, main_~y~0#1.base, main_~y~0#1.offset, 4);havoc main_#t~mem51#1;havoc main_#t~mem52#1;call main_#t~mem53#1 := read~int(main_~z~0#1.base, main_~z~0#1.offset, 4);call main_#t~mem54#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);call write~int(main_#t~mem53#1 - main_#t~mem54#1, main_~z~0#1.base, main_~z~0#1.offset, 4);havoc main_#t~mem53#1;havoc main_#t~mem54#1; 895#L598-4 [2021-12-19 17:33:18,657 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:33:18,657 INFO L85 PathProgramCache]: Analyzing trace with hash 486321466, now seen corresponding path program 1 times [2021-12-19 17:33:18,657 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:33:18,657 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [587333621] [2021-12-19 17:33:18,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:33:18,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:33:18,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:33:18,673 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:33:18,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:33:18,687 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:33:18,687 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:33:18,687 INFO L85 PathProgramCache]: Analyzing trace with hash 97419, now seen corresponding path program 10 times [2021-12-19 17:33:18,687 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:33:18,687 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1916439227] [2021-12-19 17:33:18,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:33:18,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:33:18,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:33:18,693 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:33:18,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:33:18,700 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:33:18,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:33:18,700 INFO L85 PathProgramCache]: Analyzing trace with hash 1078171826, now seen corresponding path program 1 times [2021-12-19 17:33:18,701 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:33:18,701 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2084460383] [2021-12-19 17:33:18,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:33:18,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:33:18,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:33:18,761 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:33:18,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:33:18,779 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:33:23,495 INFO L210 LassoAnalysis]: Preferences: [2021-12-19 17:33:23,496 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-19 17:33:23,496 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-19 17:33:23,496 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-19 17:33:23,496 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-19 17:33:23,496 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:23,496 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-19 17:33:23,496 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-19 17:33:23,496 INFO L133 ssoRankerPreferences]: Filename of dumped script: Toulouse-MultiBranchesToLoop-alloca.i_Iteration10_Lasso [2021-12-19 17:33:23,497 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-19 17:33:23,497 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-19 17:33:23,514 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:23,517 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:23,519 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:23,520 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:23,522 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:23,523 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:23,525 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:23,526 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:23,529 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:23,530 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:23,531 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:23,533 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:23,534 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:23,536 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:23,537 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:23,539 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:23,540 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:23,542 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:23,544 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:23,545 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:23,547 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:23,548 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:23,549 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:23,551 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:23,552 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:23,554 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:23,555 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:23,557 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:23,558 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:23,559 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:23,562 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:23,563 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:23,564 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:23,566 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:23,567 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:23,571 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:23,576 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:23,578 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:23,579 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:23,581 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:23,582 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:23,584 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:23,586 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:23,587 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:23,589 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:23,590 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:23,592 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:23,954 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:23,959 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:23,960 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:23,964 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:23,966 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:23,968 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:23,969 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:23,970 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:23,972 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:23,973 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:24,390 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-19 17:33:24,393 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-19 17:33:24,395 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:24,395 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:24,397 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:24,406 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-12-19 17:33:24,407 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:24,413 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:24,413 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:24,414 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:24,414 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:24,414 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:24,415 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:33:24,415 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:24,416 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:24,431 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2021-12-19 17:33:24,431 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:24,431 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:24,432 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:24,433 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-12-19 17:33:24,435 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:24,442 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:24,442 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:24,442 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:24,442 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:24,442 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:24,443 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:33:24,443 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:24,443 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:24,458 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-12-19 17:33:24,458 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:24,458 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:24,459 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:24,464 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-12-19 17:33:24,468 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:24,474 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:24,474 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:24,474 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:24,475 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:24,475 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:24,479 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:33:24,479 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:24,486 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:24,503 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-12-19 17:33:24,503 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:24,503 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:24,504 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:24,504 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-12-19 17:33:24,506 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:24,512 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:24,512 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:24,512 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:24,512 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:24,512 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:24,515 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:33:24,515 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:24,529 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:24,544 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-12-19 17:33:24,544 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:24,544 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:24,545 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:24,546 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-12-19 17:33:24,547 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:24,553 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:24,553 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:24,553 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:24,553 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:24,553 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:24,553 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:33:24,554 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:24,554 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:24,569 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-12-19 17:33:24,569 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:24,569 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:24,570 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:24,570 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-12-19 17:33:24,572 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:24,577 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:24,577 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:24,578 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:24,578 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:24,578 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:24,578 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:33:24,578 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:24,579 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:24,595 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-12-19 17:33:24,595 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:24,596 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:24,596 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:24,597 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-12-19 17:33:24,598 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:24,604 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:24,604 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:24,604 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:24,604 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:24,604 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:24,605 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:33:24,605 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:24,615 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:24,634 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-12-19 17:33:24,635 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:24,635 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:24,636 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:24,638 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-12-19 17:33:24,641 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:24,647 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:24,647 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:24,647 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:24,647 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:24,649 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:33:24,649 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:33:24,653 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:24,668 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-12-19 17:33:24,668 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:24,669 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:24,669 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:24,670 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-12-19 17:33:24,671 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:24,677 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:24,677 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:24,677 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:24,678 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:24,678 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:24,678 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:33:24,678 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:24,681 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:24,699 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-12-19 17:33:24,699 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:24,699 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:24,700 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:24,701 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-12-19 17:33:24,702 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:24,708 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:24,708 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:24,708 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:24,709 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:24,709 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:24,709 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:33:24,709 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:24,710 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:24,724 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-12-19 17:33:24,725 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:24,725 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:24,726 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:24,726 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-12-19 17:33:24,728 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:24,733 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:24,733 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:24,734 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:24,734 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:24,734 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:24,734 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:33:24,734 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:24,749 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:24,764 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-12-19 17:33:24,764 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:24,764 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:24,765 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:24,765 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-12-19 17:33:24,767 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:24,773 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:24,773 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:24,773 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:24,773 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:24,773 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:24,773 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:33:24,773 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:24,775 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:24,789 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-12-19 17:33:24,789 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:24,789 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:24,790 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:24,791 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-12-19 17:33:24,792 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:24,798 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:24,798 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:24,798 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:24,798 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:24,798 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:24,798 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:33:24,798 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:24,799 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:24,814 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-12-19 17:33:24,814 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:24,815 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:24,815 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:24,816 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-12-19 17:33:24,818 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:24,823 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:24,824 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:24,824 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:24,824 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:24,824 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:24,824 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:33:24,824 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:24,825 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:24,841 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-12-19 17:33:24,841 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:24,842 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:24,842 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:24,843 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-12-19 17:33:24,844 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:24,850 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:24,850 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:24,850 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:24,850 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:24,850 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:24,851 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:33:24,851 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:24,852 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:24,867 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-12-19 17:33:24,867 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:24,867 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:24,868 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:24,869 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-12-19 17:33:24,872 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:24,878 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:24,878 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:24,879 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:24,879 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:24,879 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:24,879 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:33:24,879 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:24,880 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:24,894 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2021-12-19 17:33:24,895 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:24,895 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:24,896 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:24,897 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-12-19 17:33:24,898 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:24,904 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:24,904 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:24,904 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:24,904 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:24,904 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:24,905 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:33:24,905 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:24,905 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:24,920 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-12-19 17:33:24,920 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:24,921 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:24,921 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:24,923 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-12-19 17:33:24,924 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:24,929 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:24,929 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:24,929 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:24,930 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:24,931 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:33:24,931 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:33:24,939 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:24,954 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2021-12-19 17:33:24,954 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:24,954 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:24,955 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:24,956 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-12-19 17:33:24,957 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:24,963 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:24,963 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:24,963 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:24,963 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:24,963 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:24,963 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:33:24,963 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:24,964 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:24,979 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2021-12-19 17:33:24,979 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:24,979 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:24,980 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:24,981 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-12-19 17:33:24,982 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:24,988 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:24,988 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:24,988 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:24,988 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:24,988 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:24,989 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:33:24,989 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:24,989 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:25,007 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-12-19 17:33:25,007 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:25,007 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:25,008 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:25,011 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:25,015 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-12-19 17:33:25,018 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:25,018 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:25,018 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:25,018 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:25,018 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:25,018 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:33:25,018 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:25,019 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:25,034 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2021-12-19 17:33:25,034 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:25,034 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:25,035 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:25,036 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-12-19 17:33:25,037 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:25,042 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:25,043 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:25,043 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:25,043 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:25,043 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:25,043 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:33:25,043 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:25,047 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:25,061 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2021-12-19 17:33:25,062 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:25,062 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:25,062 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:25,063 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-12-19 17:33:25,064 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:25,070 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:25,071 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:25,071 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:25,071 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:25,071 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:25,071 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:33:25,071 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:25,074 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:25,088 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2021-12-19 17:33:25,088 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:25,088 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:25,089 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:25,090 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-12-19 17:33:25,091 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:25,097 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:25,097 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:25,097 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:25,097 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:25,097 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:25,097 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:33:25,098 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:25,098 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:25,113 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2021-12-19 17:33:25,113 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:25,113 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:25,114 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:25,115 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-12-19 17:33:25,116 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:25,122 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:25,122 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:25,122 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:25,122 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:25,122 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:25,122 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:33:25,122 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:25,123 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:25,138 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2021-12-19 17:33:25,139 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:25,139 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:25,139 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:25,140 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-12-19 17:33:25,141 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:25,147 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:25,148 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:25,148 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:25,148 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:25,148 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:25,148 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:33:25,148 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:25,149 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:25,164 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2021-12-19 17:33:25,164 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:25,164 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:25,165 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:25,166 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-12-19 17:33:25,168 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:25,174 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:25,174 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:25,174 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:25,174 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:25,174 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:25,175 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:33:25,175 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:25,175 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:25,191 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2021-12-19 17:33:25,191 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:25,191 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:25,192 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:25,194 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-12-19 17:33:25,194 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:25,200 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:25,200 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:25,200 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:25,200 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:25,201 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:25,201 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:33:25,201 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:25,202 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:25,217 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-12-19 17:33:25,217 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:25,218 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:25,218 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:25,219 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-12-19 17:33:25,220 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:25,226 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:25,226 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:25,226 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:25,226 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:25,226 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:25,227 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:33:25,227 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:25,228 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:25,242 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2021-12-19 17:33:25,242 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:25,242 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:25,243 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:25,244 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-12-19 17:33:25,245 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:25,251 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:25,251 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:25,251 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:25,251 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:25,253 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:33:25,253 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:33:25,255 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:25,269 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2021-12-19 17:33:25,269 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:25,269 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:25,270 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:25,271 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-12-19 17:33:25,273 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:25,279 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:25,280 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:25,280 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:25,280 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:25,280 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:25,280 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:33:25,280 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:25,281 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:25,296 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2021-12-19 17:33:25,296 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:25,296 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:25,297 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:25,305 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:25,312 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:25,313 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:25,313 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:25,313 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:25,313 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:25,313 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:33:25,313 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:25,314 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-12-19 17:33:25,314 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:25,329 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2021-12-19 17:33:25,329 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:25,329 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:25,330 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:25,331 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-12-19 17:33:25,332 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:25,338 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:25,339 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:25,339 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:25,339 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:25,340 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:33:25,340 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:33:25,342 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:25,356 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2021-12-19 17:33:25,357 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:25,357 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:25,358 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:25,359 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-12-19 17:33:25,360 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:25,365 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:25,366 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:25,366 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:25,366 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:25,366 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:25,366 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:33:25,366 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:25,378 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:25,395 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2021-12-19 17:33:25,395 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:25,395 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:25,396 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:25,397 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-12-19 17:33:25,398 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:25,404 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:25,404 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:25,404 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:25,404 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:25,406 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:33:25,407 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:33:25,409 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:25,423 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2021-12-19 17:33:25,424 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:25,424 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:25,425 INFO L229 MonitoredProcess]: Starting monitored process 37 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:25,425 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-12-19 17:33:25,427 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:25,433 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:25,433 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:25,433 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:25,433 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:25,433 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:25,433 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:33:25,433 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:25,434 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:25,449 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2021-12-19 17:33:25,449 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:25,449 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:25,450 INFO L229 MonitoredProcess]: Starting monitored process 38 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:25,451 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-12-19 17:33:25,452 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:25,458 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:25,458 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:25,458 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:25,458 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:25,458 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:25,459 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:33:25,459 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:25,459 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:25,474 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2021-12-19 17:33:25,474 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:25,474 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:25,475 INFO L229 MonitoredProcess]: Starting monitored process 39 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:25,476 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-12-19 17:33:25,477 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:25,483 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:25,483 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:25,483 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:25,483 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:25,483 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:25,483 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:33:25,483 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:25,484 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:25,499 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2021-12-19 17:33:25,500 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:25,500 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:25,500 INFO L229 MonitoredProcess]: Starting monitored process 40 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:25,503 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-12-19 17:33:25,503 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:25,509 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:25,509 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:25,509 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:25,510 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:25,510 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:25,510 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:33:25,510 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:25,530 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:25,545 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2021-12-19 17:33:25,545 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:25,545 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:25,546 INFO L229 MonitoredProcess]: Starting monitored process 41 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:25,546 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-12-19 17:33:25,548 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:25,554 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:25,554 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:25,554 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:25,554 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:25,554 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:25,555 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:33:25,555 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:25,556 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:25,571 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2021-12-19 17:33:25,572 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:25,572 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:25,572 INFO L229 MonitoredProcess]: Starting monitored process 42 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:25,582 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-12-19 17:33:25,583 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:25,589 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:25,589 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:25,589 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:25,589 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:25,589 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:25,590 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:33:25,590 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:25,590 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:25,605 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2021-12-19 17:33:25,605 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:25,605 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:25,606 INFO L229 MonitoredProcess]: Starting monitored process 43 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:25,606 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-12-19 17:33:25,608 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:25,614 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:25,614 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:25,614 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:25,614 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:25,615 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:25,615 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:33:25,615 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:25,616 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:25,631 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2021-12-19 17:33:25,631 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:25,631 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:25,632 INFO L229 MonitoredProcess]: Starting monitored process 44 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:25,632 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-12-19 17:33:25,634 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:25,640 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:25,640 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:25,640 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:25,640 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:25,640 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:25,640 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:33:25,640 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:25,641 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:25,655 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2021-12-19 17:33:25,656 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:25,656 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:25,657 INFO L229 MonitoredProcess]: Starting monitored process 45 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:25,657 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-12-19 17:33:25,659 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:25,665 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:25,665 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:25,665 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:25,665 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:25,665 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:25,665 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:33:25,666 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:25,666 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:25,682 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2021-12-19 17:33:25,683 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:25,683 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:25,683 INFO L229 MonitoredProcess]: Starting monitored process 46 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:25,684 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2021-12-19 17:33:25,685 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:25,691 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:25,691 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:25,691 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:25,691 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:25,691 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:25,692 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:33:25,692 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:25,692 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:25,707 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2021-12-19 17:33:25,707 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:25,707 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:25,708 INFO L229 MonitoredProcess]: Starting monitored process 47 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:25,709 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-12-19 17:33:25,710 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:25,716 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:25,716 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:25,716 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:25,716 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:25,716 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:25,717 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:33:25,717 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:25,717 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:25,732 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2021-12-19 17:33:25,732 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:25,732 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:25,733 INFO L229 MonitoredProcess]: Starting monitored process 48 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:25,734 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-12-19 17:33:25,735 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:25,740 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:25,741 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:25,741 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:25,741 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:25,743 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:33:25,743 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:33:25,751 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:25,771 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2021-12-19 17:33:25,771 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:25,771 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:25,772 INFO L229 MonitoredProcess]: Starting monitored process 49 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:25,772 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-12-19 17:33:25,774 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:25,780 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:25,780 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:25,780 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:25,780 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:25,783 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:33:25,783 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:33:25,787 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:25,802 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2021-12-19 17:33:25,802 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:25,802 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:25,803 INFO L229 MonitoredProcess]: Starting monitored process 50 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:25,804 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-12-19 17:33:25,805 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:25,812 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:25,812 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:25,812 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:25,812 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:25,817 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:33:25,817 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:33:25,839 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:25,858 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2021-12-19 17:33:25,858 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:25,858 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:25,859 INFO L229 MonitoredProcess]: Starting monitored process 51 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:25,860 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-12-19 17:33:25,861 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:25,867 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:25,867 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:25,867 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:25,867 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:25,869 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:33:25,869 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:33:25,872 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:25,889 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2021-12-19 17:33:25,889 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:25,889 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:25,890 INFO L229 MonitoredProcess]: Starting monitored process 52 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:25,891 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-12-19 17:33:25,892 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:25,898 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:25,898 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:25,898 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:25,898 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:25,900 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:33:25,900 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:33:25,908 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:25,923 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2021-12-19 17:33:25,923 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:25,923 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:25,924 INFO L229 MonitoredProcess]: Starting monitored process 53 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:25,925 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2021-12-19 17:33:25,926 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:25,932 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:25,932 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:25,932 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:25,933 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:25,934 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:33:25,934 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:33:25,941 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:25,955 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2021-12-19 17:33:25,956 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:25,956 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:25,956 INFO L229 MonitoredProcess]: Starting monitored process 54 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:25,957 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2021-12-19 17:33:25,958 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:25,964 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:25,964 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:25,965 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:25,965 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:25,967 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:33:25,967 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:33:25,972 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-19 17:33:25,999 INFO L443 ModelExtractionUtils]: Simplification made 5 calls to the SMT solver. [2021-12-19 17:33:25,999 INFO L444 ModelExtractionUtils]: 7 out of 13 variables were initially zero. Simplification set additionally 1 variables to zero. [2021-12-19 17:33:26,000 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:26,000 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:26,004 INFO L229 MonitoredProcess]: Starting monitored process 55 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:26,011 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-19 17:33:26,020 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2021-12-19 17:33:26,021 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2021-12-19 17:33:26,022 INFO L513 LassoAnalysis]: Proved termination. [2021-12-19 17:33:26,022 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_main_~y~0#1.base) ULTIMATE.start_main_~y~0#1.offset)_1) = -1*v_rep(select (select #memory_int ULTIMATE.start_main_~y~0#1.base) ULTIMATE.start_main_~y~0#1.offset)_1 + 100 Supporting invariants [1*v_rep(select (select #memory_int ULTIMATE.start_main_~x~0#1.base) ULTIMATE.start_main_~x~0#1.offset)_1 - 2 >= 0] [2021-12-19 17:33:26,042 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2021-12-19 17:33:26,151 INFO L297 tatePredicateManager]: 36 out of 40 supporting invariants were superfluous and have been removed [2021-12-19 17:33:26,182 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:33:26,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:33:26,227 INFO L263 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 47 conjunts are in the unsatisfiable core [2021-12-19 17:33:26,231 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 17:33:26,266 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-12-19 17:33:26,266 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 19 [2021-12-19 17:33:26,340 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 16 [2021-12-19 17:33:26,395 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 16 [2021-12-19 17:33:26,448 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 16 [2021-12-19 17:33:26,516 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 16 [2021-12-19 17:33:26,554 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2021-12-19 17:33:26,568 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 16 [2021-12-19 17:33:26,623 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 16 [2021-12-19 17:33:26,685 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 16 [2021-12-19 17:33:26,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:33:26,737 INFO L263 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 13 conjunts are in the unsatisfiable core [2021-12-19 17:33:26,738 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 17:33:26,839 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 17:33:26,843 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.10 stem predicates 3 loop predicates [2021-12-19 17:33:26,843 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 38 states and 42 transitions. cyclomatic complexity: 5 Second operand has 13 states, 13 states have (on average 1.6923076923076923) internal successors, (22), 13 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 17:33:27,149 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 38 states and 42 transitions. cyclomatic complexity: 5. Second operand has 13 states, 13 states have (on average 1.6923076923076923) internal successors, (22), 13 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 53 states and 61 transitions. Complement of second has 17 states. [2021-12-19 17:33:27,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 14 states 10 stem states 2 non-accepting loop states 2 accepting loop states [2021-12-19 17:33:27,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 13 states have (on average 1.6923076923076923) internal successors, (22), 13 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 17:33:27,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 46 transitions. [2021-12-19 17:33:27,152 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 14 states and 46 transitions. Stem has 19 letters. Loop has 3 letters. [2021-12-19 17:33:27,152 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 17:33:27,152 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 14 states and 46 transitions. Stem has 22 letters. Loop has 3 letters. [2021-12-19 17:33:27,153 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 17:33:27,153 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 14 states and 46 transitions. Stem has 19 letters. Loop has 6 letters. [2021-12-19 17:33:27,153 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 17:33:27,153 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 53 states and 61 transitions. [2021-12-19 17:33:27,154 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2021-12-19 17:33:27,154 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 53 states to 29 states and 34 transitions. [2021-12-19 17:33:27,154 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 28 [2021-12-19 17:33:27,154 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 29 [2021-12-19 17:33:27,154 INFO L73 IsDeterministic]: Start isDeterministic. Operand 29 states and 34 transitions. [2021-12-19 17:33:27,154 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-19 17:33:27,154 INFO L681 BuchiCegarLoop]: Abstraction has 29 states and 34 transitions. [2021-12-19 17:33:27,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states and 34 transitions. [2021-12-19 17:33:27,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 24. [2021-12-19 17:33:27,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24 states, 24 states have (on average 1.125) internal successors, (27), 23 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 17:33:27,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 27 transitions. [2021-12-19 17:33:27,156 INFO L704 BuchiCegarLoop]: Abstraction has 24 states and 27 transitions. [2021-12-19 17:33:27,156 INFO L587 BuchiCegarLoop]: Abstraction has 24 states and 27 transitions. [2021-12-19 17:33:27,156 INFO L425 BuchiCegarLoop]: ======== Iteration 11============ [2021-12-19 17:33:27,156 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 24 states and 27 transitions. [2021-12-19 17:33:27,156 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-12-19 17:33:27,157 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 17:33:27,157 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 17:33:27,157 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 17:33:27,157 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-12-19 17:33:27,157 INFO L791 eck$LassoCheckResult]: Stem: 1268#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 1269#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~malloc4#1.base, main_#t~malloc4#1.offset, main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~nondet7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~post10#1, main_#t~mem11#1, main_#t~post12#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~post15#1, main_#t~mem16#1, main_#t~post17#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~post20#1, main_#t~mem21#1, main_#t~post22#1, main_#t~mem23#1, main_#t~mem24#1, main_#t~post25#1, main_#t~mem26#1, main_#t~post27#1, main_#t~mem28#1, main_#t~mem29#1, main_#t~post30#1, main_#t~mem31#1, main_#t~post32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~post35#1, main_#t~mem36#1, main_#t~post37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~post40#1, main_#t~mem41#1, main_#t~post42#1, main_#t~mem43#1, main_#t~mem44#1, main_#t~post45#1, main_#t~mem46#1, main_#t~post47#1, main_#t~mem51#1, main_#t~mem52#1, main_#t~mem53#1, main_#t~mem54#1, main_#t~mem48#1, main_#t~mem49#1, main_#t~short50#1, main_~x~0#1.base, main_~x~0#1.offset, main_~y~0#1.base, main_~y~0#1.offset, main_~z~0#1.base, main_~z~0#1.offset, main_~m~0#1.base, main_~m~0#1.offset, main_~n~0#1.base, main_~n~0#1.offset;call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);main_~x~0#1.base, main_~x~0#1.offset := main_#t~malloc2#1.base, main_#t~malloc2#1.offset;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);main_~y~0#1.base, main_~y~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;call main_#t~malloc4#1.base, main_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);main_~z~0#1.base, main_~z~0#1.offset := main_#t~malloc4#1.base, main_#t~malloc4#1.offset;call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnStack(4);main_~m~0#1.base, main_~m~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnStack(4);main_~n~0#1.base, main_~n~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 1283#L553 assume !(0 != main_#t~nondet7#1);havoc main_#t~nondet7#1;call write~int(-1, main_~x~0#1.base, main_~x~0#1.offset, 4); 1279#L553-2 call main_#t~mem8#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 1280#L558 assume !(main_#t~mem8#1 > 0);havoc main_#t~mem8#1;call main_#t~mem11#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post12#1 := main_#t~mem11#1;call write~int(main_#t~post12#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem11#1;havoc main_#t~post12#1; 1281#L558-2 call main_#t~mem13#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 1282#L563 assume !(main_#t~mem13#1 > 0);havoc main_#t~mem13#1;call main_#t~mem16#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post17#1 := main_#t~mem16#1;call write~int(main_#t~post17#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem16#1;havoc main_#t~post17#1; 1284#L563-2 call main_#t~mem18#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 1285#L568 assume !(main_#t~mem18#1 > 0);havoc main_#t~mem18#1;call main_#t~mem21#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post22#1 := main_#t~mem21#1;call write~int(main_#t~post22#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem21#1;havoc main_#t~post22#1; 1291#L568-2 call main_#t~mem23#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 1274#L573 assume !(main_#t~mem23#1 > 0);havoc main_#t~mem23#1;call main_#t~mem26#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post27#1 := main_#t~mem26#1;call write~int(main_#t~post27#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem26#1;havoc main_#t~post27#1; 1275#L573-2 call main_#t~mem28#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 1288#L578 assume !(main_#t~mem28#1 > 0);havoc main_#t~mem28#1;call main_#t~mem31#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post32#1 := main_#t~mem31#1;call write~int(main_#t~post32#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem31#1;havoc main_#t~post32#1; 1270#L578-2 call main_#t~mem33#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 1271#L583 assume !(main_#t~mem33#1 > 0);havoc main_#t~mem33#1;call main_#t~mem36#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post37#1 := main_#t~mem36#1;call write~int(main_#t~post37#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem36#1;havoc main_#t~post37#1; 1289#L583-2 call main_#t~mem38#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 1276#L588 assume main_#t~mem38#1 > 0;havoc main_#t~mem38#1;call main_#t~mem39#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post40#1 := main_#t~mem39#1;call write~int(1 + main_#t~post40#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem39#1;havoc main_#t~post40#1; 1277#L588-2 call main_#t~mem43#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 1287#L593 assume main_#t~mem43#1 > 0;havoc main_#t~mem43#1;call main_#t~mem44#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post45#1 := main_#t~mem44#1;call write~int(1 + main_#t~post45#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem44#1;havoc main_#t~post45#1; 1272#L598-4 [2021-12-19 17:33:27,157 INFO L793 eck$LassoCheckResult]: Loop: 1272#L598-4 call main_#t~mem48#1 := read~int(main_~y~0#1.base, main_~y~0#1.offset, 4);main_#t~short50#1 := main_#t~mem48#1 < 100; 1273#L598 assume main_#t~short50#1;call main_#t~mem49#1 := read~int(main_~z~0#1.base, main_~z~0#1.offset, 4);main_#t~short50#1 := main_#t~mem49#1 < 100; 1290#L598-2 assume !!main_#t~short50#1;havoc main_#t~mem48#1;havoc main_#t~mem49#1;havoc main_#t~short50#1;call main_#t~mem51#1 := read~int(main_~y~0#1.base, main_~y~0#1.offset, 4);call main_#t~mem52#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);call write~int(main_#t~mem51#1 + main_#t~mem52#1, main_~y~0#1.base, main_~y~0#1.offset, 4);havoc main_#t~mem51#1;havoc main_#t~mem52#1;call main_#t~mem53#1 := read~int(main_~z~0#1.base, main_~z~0#1.offset, 4);call main_#t~mem54#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);call write~int(main_#t~mem53#1 - main_#t~mem54#1, main_~z~0#1.base, main_~z~0#1.offset, 4);havoc main_#t~mem53#1;havoc main_#t~mem54#1; 1272#L598-4 [2021-12-19 17:33:27,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:33:27,158 INFO L85 PathProgramCache]: Analyzing trace with hash 189281224, now seen corresponding path program 1 times [2021-12-19 17:33:27,158 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:33:27,158 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1196174004] [2021-12-19 17:33:27,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:33:27,158 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:33:27,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:33:27,355 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 17:33:27,355 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 17:33:27,355 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1196174004] [2021-12-19 17:33:27,355 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1196174004] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 17:33:27,355 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 17:33:27,356 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2021-12-19 17:33:27,356 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1432914991] [2021-12-19 17:33:27,356 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 17:33:27,356 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-19 17:33:27,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:33:27,356 INFO L85 PathProgramCache]: Analyzing trace with hash 97419, now seen corresponding path program 11 times [2021-12-19 17:33:27,356 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:33:27,356 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1494535059] [2021-12-19 17:33:27,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:33:27,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:33:27,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:33:27,364 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:33:27,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:33:27,370 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:33:27,536 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 17:33:27,536 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-12-19 17:33:27,536 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=143, Unknown=0, NotChecked=0, Total=210 [2021-12-19 17:33:27,537 INFO L87 Difference]: Start difference. First operand 24 states and 27 transitions. cyclomatic complexity: 4 Second operand has 15 states, 15 states have (on average 1.2666666666666666) internal successors, (19), 15 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 17:33:27,649 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 17:33:27,649 INFO L93 Difference]: Finished difference Result 28 states and 32 transitions. [2021-12-19 17:33:27,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-12-19 17:33:27,650 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 28 states and 32 transitions. [2021-12-19 17:33:27,650 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-12-19 17:33:27,651 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 28 states to 28 states and 32 transitions. [2021-12-19 17:33:27,651 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 28 [2021-12-19 17:33:27,651 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 28 [2021-12-19 17:33:27,651 INFO L73 IsDeterministic]: Start isDeterministic. Operand 28 states and 32 transitions. [2021-12-19 17:33:27,651 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-19 17:33:27,651 INFO L681 BuchiCegarLoop]: Abstraction has 28 states and 32 transitions. [2021-12-19 17:33:27,651 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states and 32 transitions. [2021-12-19 17:33:27,652 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 22. [2021-12-19 17:33:27,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 22 states have (on average 1.0909090909090908) internal successors, (24), 21 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 17:33:27,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 24 transitions. [2021-12-19 17:33:27,652 INFO L704 BuchiCegarLoop]: Abstraction has 22 states and 24 transitions. [2021-12-19 17:33:27,652 INFO L587 BuchiCegarLoop]: Abstraction has 22 states and 24 transitions. [2021-12-19 17:33:27,652 INFO L425 BuchiCegarLoop]: ======== Iteration 12============ [2021-12-19 17:33:27,653 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 22 states and 24 transitions. [2021-12-19 17:33:27,653 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-12-19 17:33:27,653 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 17:33:27,653 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 17:33:27,653 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 17:33:27,653 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-12-19 17:33:27,653 INFO L791 eck$LassoCheckResult]: Stem: 1340#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 1341#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~malloc4#1.base, main_#t~malloc4#1.offset, main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~nondet7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~post10#1, main_#t~mem11#1, main_#t~post12#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~post15#1, main_#t~mem16#1, main_#t~post17#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~post20#1, main_#t~mem21#1, main_#t~post22#1, main_#t~mem23#1, main_#t~mem24#1, main_#t~post25#1, main_#t~mem26#1, main_#t~post27#1, main_#t~mem28#1, main_#t~mem29#1, main_#t~post30#1, main_#t~mem31#1, main_#t~post32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~post35#1, main_#t~mem36#1, main_#t~post37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~post40#1, main_#t~mem41#1, main_#t~post42#1, main_#t~mem43#1, main_#t~mem44#1, main_#t~post45#1, main_#t~mem46#1, main_#t~post47#1, main_#t~mem51#1, main_#t~mem52#1, main_#t~mem53#1, main_#t~mem54#1, main_#t~mem48#1, main_#t~mem49#1, main_#t~short50#1, main_~x~0#1.base, main_~x~0#1.offset, main_~y~0#1.base, main_~y~0#1.offset, main_~z~0#1.base, main_~z~0#1.offset, main_~m~0#1.base, main_~m~0#1.offset, main_~n~0#1.base, main_~n~0#1.offset;call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);main_~x~0#1.base, main_~x~0#1.offset := main_#t~malloc2#1.base, main_#t~malloc2#1.offset;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);main_~y~0#1.base, main_~y~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;call main_#t~malloc4#1.base, main_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);main_~z~0#1.base, main_~z~0#1.offset := main_#t~malloc4#1.base, main_#t~malloc4#1.offset;call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnStack(4);main_~m~0#1.base, main_~m~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnStack(4);main_~n~0#1.base, main_~n~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 1354#L553 assume !(0 != main_#t~nondet7#1);havoc main_#t~nondet7#1;call write~int(-1, main_~x~0#1.base, main_~x~0#1.offset, 4); 1348#L553-2 call main_#t~mem8#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 1349#L558 assume !(main_#t~mem8#1 > 0);havoc main_#t~mem8#1;call main_#t~mem11#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post12#1 := main_#t~mem11#1;call write~int(main_#t~post12#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem11#1;havoc main_#t~post12#1; 1352#L558-2 call main_#t~mem13#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 1353#L563 assume !(main_#t~mem13#1 > 0);havoc main_#t~mem13#1;call main_#t~mem16#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post17#1 := main_#t~mem16#1;call write~int(main_#t~post17#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem16#1;havoc main_#t~post17#1; 1355#L563-2 call main_#t~mem18#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 1356#L568 assume !(main_#t~mem18#1 > 0);havoc main_#t~mem18#1;call main_#t~mem21#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post22#1 := main_#t~mem21#1;call write~int(main_#t~post22#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem21#1;havoc main_#t~post22#1; 1361#L568-2 call main_#t~mem23#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 1342#L573 assume !(main_#t~mem23#1 > 0);havoc main_#t~mem23#1;call main_#t~mem26#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post27#1 := main_#t~mem26#1;call write~int(main_#t~post27#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem26#1;havoc main_#t~post27#1; 1343#L573-2 call main_#t~mem28#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 1358#L578 assume !(main_#t~mem28#1 > 0);havoc main_#t~mem28#1;call main_#t~mem31#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post32#1 := main_#t~mem31#1;call write~int(main_#t~post32#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem31#1;havoc main_#t~post32#1; 1344#L578-2 call main_#t~mem33#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 1345#L583 assume !(main_#t~mem33#1 > 0);havoc main_#t~mem33#1;call main_#t~mem36#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post37#1 := main_#t~mem36#1;call write~int(main_#t~post37#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem36#1;havoc main_#t~post37#1; 1359#L583-2 call main_#t~mem38#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 1350#L588 assume !(main_#t~mem38#1 > 0);havoc main_#t~mem38#1;call main_#t~mem41#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post42#1 := main_#t~mem41#1;call write~int(main_#t~post42#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem41#1;havoc main_#t~post42#1; 1351#L588-2 call main_#t~mem43#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 1357#L593 assume !(main_#t~mem43#1 > 0);havoc main_#t~mem43#1;call main_#t~mem46#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post47#1 := main_#t~mem46#1;call write~int(main_#t~post47#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem46#1;havoc main_#t~post47#1; 1346#L598-4 [2021-12-19 17:33:27,654 INFO L793 eck$LassoCheckResult]: Loop: 1346#L598-4 call main_#t~mem48#1 := read~int(main_~y~0#1.base, main_~y~0#1.offset, 4);main_#t~short50#1 := main_#t~mem48#1 < 100; 1347#L598 assume main_#t~short50#1;call main_#t~mem49#1 := read~int(main_~z~0#1.base, main_~z~0#1.offset, 4);main_#t~short50#1 := main_#t~mem49#1 < 100; 1360#L598-2 assume !!main_#t~short50#1;havoc main_#t~mem48#1;havoc main_#t~mem49#1;havoc main_#t~short50#1;call main_#t~mem51#1 := read~int(main_~y~0#1.base, main_~y~0#1.offset, 4);call main_#t~mem52#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);call write~int(main_#t~mem51#1 + main_#t~mem52#1, main_~y~0#1.base, main_~y~0#1.offset, 4);havoc main_#t~mem51#1;havoc main_#t~mem52#1;call main_#t~mem53#1 := read~int(main_~z~0#1.base, main_~z~0#1.offset, 4);call main_#t~mem54#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);call write~int(main_#t~mem53#1 - main_#t~mem54#1, main_~z~0#1.base, main_~z~0#1.offset, 4);havoc main_#t~mem53#1;havoc main_#t~mem54#1; 1346#L598-4 [2021-12-19 17:33:27,654 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:33:27,654 INFO L85 PathProgramCache]: Analyzing trace with hash 189283148, now seen corresponding path program 1 times [2021-12-19 17:33:27,654 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:33:27,654 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1692437617] [2021-12-19 17:33:27,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:33:27,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:33:27,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:33:27,671 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:33:27,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:33:27,684 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:33:27,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:33:27,685 INFO L85 PathProgramCache]: Analyzing trace with hash 97419, now seen corresponding path program 12 times [2021-12-19 17:33:27,685 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:33:27,685 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1909734420] [2021-12-19 17:33:27,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:33:27,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:33:27,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:33:27,692 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:33:27,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:33:27,698 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:33:27,698 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:33:27,699 INFO L85 PathProgramCache]: Analyzing trace with hash -357729952, now seen corresponding path program 1 times [2021-12-19 17:33:27,699 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:33:27,699 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [761851922] [2021-12-19 17:33:27,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:33:27,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:33:27,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:33:27,722 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:33:27,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:33:27,739 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:33:33,113 WARN L227 SmtUtils]: Spent 5.22s on a formula simplification. DAG size of input: 191 DAG size of output: 159 (called from [L 234] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2021-12-19 17:33:33,558 INFO L210 LassoAnalysis]: Preferences: [2021-12-19 17:33:33,559 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-19 17:33:33,559 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-19 17:33:33,559 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-19 17:33:33,559 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-19 17:33:33,559 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:33,559 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-19 17:33:33,559 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-19 17:33:33,559 INFO L133 ssoRankerPreferences]: Filename of dumped script: Toulouse-MultiBranchesToLoop-alloca.i_Iteration12_Lasso [2021-12-19 17:33:33,559 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-19 17:33:33,559 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-19 17:33:33,562 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:33,564 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:33,566 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:33,568 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:33,570 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:33,572 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:33,573 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:33,575 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:33,577 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:33,578 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:33,580 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:33,582 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:33,584 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:33,586 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:33,588 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:33,590 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:33,592 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:33,593 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:33,595 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:33,596 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:33,598 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:33,599 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:33,600 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:33,601 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:33,603 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:33,604 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:33,606 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:33,607 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:33,608 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:33,611 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:33,612 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:33,614 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:33,615 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:33,954 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:33,956 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:33,961 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:33,962 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:33,964 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:33,966 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:33,968 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:33,970 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:33,972 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:33,974 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:33,976 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:33,978 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:33,979 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:33,981 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:33,986 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:33,988 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:33,990 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:33,991 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:33,993 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:33,995 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:33,997 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:33,999 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:34,001 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:34,003 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:34,422 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-19 17:33:34,422 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-19 17:33:34,423 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:34,423 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:34,431 INFO L229 MonitoredProcess]: Starting monitored process 56 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:34,440 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:34,447 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:34,447 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:34,447 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:34,447 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:34,447 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:34,449 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:33:34,449 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:34,451 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-12-19 17:33:34,463 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:34,483 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2021-12-19 17:33:34,483 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:34,483 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:34,484 INFO L229 MonitoredProcess]: Starting monitored process 57 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:34,485 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-12-19 17:33:34,486 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:34,492 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:34,492 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:34,492 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:34,492 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:34,492 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:34,493 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:33:34,493 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:34,493 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:34,508 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2021-12-19 17:33:34,508 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:34,508 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:34,509 INFO L229 MonitoredProcess]: Starting monitored process 58 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:34,510 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-12-19 17:33:34,511 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:34,517 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:34,517 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:34,517 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:34,517 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:34,517 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:34,517 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:33:34,517 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:34,518 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:34,533 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2021-12-19 17:33:34,533 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:34,533 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:34,534 INFO L229 MonitoredProcess]: Starting monitored process 59 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:34,535 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-12-19 17:33:34,536 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:34,542 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:34,542 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:34,542 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:34,543 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:34,543 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:34,543 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:33:34,543 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:34,544 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:34,558 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2021-12-19 17:33:34,558 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:34,558 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:34,559 INFO L229 MonitoredProcess]: Starting monitored process 60 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:34,560 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-12-19 17:33:34,562 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:34,568 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:34,568 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:34,568 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:34,568 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:34,568 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:34,568 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:33:34,569 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:34,569 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:34,584 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2021-12-19 17:33:34,584 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:34,584 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:34,585 INFO L229 MonitoredProcess]: Starting monitored process 61 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:34,586 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-12-19 17:33:34,587 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:34,593 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:34,593 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:34,593 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:34,593 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:34,593 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:34,593 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:33:34,594 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:34,623 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:34,638 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2021-12-19 17:33:34,638 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:34,639 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:34,639 INFO L229 MonitoredProcess]: Starting monitored process 62 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:34,640 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2021-12-19 17:33:34,641 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:34,647 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:34,647 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:34,647 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:34,647 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:34,647 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:34,647 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:33:34,648 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:34,648 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:34,663 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2021-12-19 17:33:34,663 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:34,663 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:34,664 INFO L229 MonitoredProcess]: Starting monitored process 63 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:34,665 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2021-12-19 17:33:34,666 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:34,671 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:34,672 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:34,672 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:34,672 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:34,672 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:34,672 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:33:34,672 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:34,673 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:34,688 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2021-12-19 17:33:34,688 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:34,688 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:34,689 INFO L229 MonitoredProcess]: Starting monitored process 64 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:34,695 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:34,703 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:34,703 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:34,703 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:34,703 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:34,703 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:34,703 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:33:34,704 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:34,705 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2021-12-19 17:33:34,715 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:34,734 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2021-12-19 17:33:34,734 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:34,734 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:34,735 INFO L229 MonitoredProcess]: Starting monitored process 65 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:34,736 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2021-12-19 17:33:34,737 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:34,743 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:34,743 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:34,743 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:34,743 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:34,743 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:34,744 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:33:34,744 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:34,744 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:34,759 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2021-12-19 17:33:34,759 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:34,759 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:34,760 INFO L229 MonitoredProcess]: Starting monitored process 66 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:34,760 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2021-12-19 17:33:34,762 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:34,767 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:34,767 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:34,767 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:34,767 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:34,769 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:33:34,769 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:33:34,784 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:34,801 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2021-12-19 17:33:34,801 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:34,801 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:34,802 INFO L229 MonitoredProcess]: Starting monitored process 67 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:34,803 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2021-12-19 17:33:34,804 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:34,810 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:34,810 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:34,810 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:34,810 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:34,810 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:34,810 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:33:34,810 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:34,811 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:34,826 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2021-12-19 17:33:34,826 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:34,826 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:34,827 INFO L229 MonitoredProcess]: Starting monitored process 68 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:34,827 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2021-12-19 17:33:34,828 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:34,834 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:34,834 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:34,834 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:34,834 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:34,835 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:34,835 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:33:34,835 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:34,836 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:34,850 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2021-12-19 17:33:34,850 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:34,851 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:34,851 INFO L229 MonitoredProcess]: Starting monitored process 69 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:34,852 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2021-12-19 17:33:34,853 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:34,859 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:34,859 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:34,859 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:34,859 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:34,859 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:34,860 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:33:34,860 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:34,861 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:34,875 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2021-12-19 17:33:34,875 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:34,876 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:34,876 INFO L229 MonitoredProcess]: Starting monitored process 70 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:34,877 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2021-12-19 17:33:34,878 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:34,884 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:34,884 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:34,884 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:34,884 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:34,884 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:34,884 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:33:34,884 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:34,885 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:34,900 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2021-12-19 17:33:34,900 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:34,900 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:34,901 INFO L229 MonitoredProcess]: Starting monitored process 71 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:34,901 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2021-12-19 17:33:34,902 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:34,909 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:34,909 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:34,909 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:34,909 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:34,909 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:34,909 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:33:34,909 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:34,910 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:34,925 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2021-12-19 17:33:34,925 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:34,925 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:34,926 INFO L229 MonitoredProcess]: Starting monitored process 72 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:34,927 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2021-12-19 17:33:34,928 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:34,934 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:34,934 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:34,934 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:34,934 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:34,934 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:34,934 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:33:34,934 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:34,935 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:34,949 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2021-12-19 17:33:34,949 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:34,950 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:34,950 INFO L229 MonitoredProcess]: Starting monitored process 73 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:34,951 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2021-12-19 17:33:34,952 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:34,958 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:34,958 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:34,958 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:34,958 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:34,959 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:33:34,959 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:33:34,961 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:34,975 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2021-12-19 17:33:34,976 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:34,976 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:34,977 INFO L229 MonitoredProcess]: Starting monitored process 74 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:34,977 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2021-12-19 17:33:34,978 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:34,984 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:34,984 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:34,984 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:34,984 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:34,985 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:34,985 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:33:34,985 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:34,986 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:35,000 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2021-12-19 17:33:35,001 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:35,001 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:35,001 INFO L229 MonitoredProcess]: Starting monitored process 75 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:35,002 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2021-12-19 17:33:35,003 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:35,009 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:35,009 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:35,009 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:35,009 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:35,010 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:35,011 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:33:35,011 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:35,012 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:35,026 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2021-12-19 17:33:35,027 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:35,027 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:35,027 INFO L229 MonitoredProcess]: Starting monitored process 76 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:35,028 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2021-12-19 17:33:35,029 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:35,035 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:35,035 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:35,035 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:35,035 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:35,035 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:35,036 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:33:35,036 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:35,036 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:35,051 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2021-12-19 17:33:35,051 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:35,051 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:35,052 INFO L229 MonitoredProcess]: Starting monitored process 77 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:35,052 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2021-12-19 17:33:35,053 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:35,059 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:35,059 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:35,059 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:35,059 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:35,059 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:35,060 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:33:35,060 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:35,060 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:35,075 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2021-12-19 17:33:35,075 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:35,075 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:35,076 INFO L229 MonitoredProcess]: Starting monitored process 78 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:35,077 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2021-12-19 17:33:35,078 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:35,084 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:35,084 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:35,084 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:35,084 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:35,084 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:35,085 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:33:35,085 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:35,086 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:35,100 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Forceful destruction successful, exit code 0 [2021-12-19 17:33:35,101 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:35,101 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:35,102 INFO L229 MonitoredProcess]: Starting monitored process 79 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:35,102 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2021-12-19 17:33:35,104 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:35,110 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:35,110 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:35,110 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:35,110 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:35,110 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:35,111 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:33:35,111 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:35,112 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:35,126 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Forceful destruction successful, exit code 0 [2021-12-19 17:33:35,126 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:35,126 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:35,127 INFO L229 MonitoredProcess]: Starting monitored process 80 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:35,128 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2021-12-19 17:33:35,129 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:35,134 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:35,135 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:35,135 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:35,135 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:35,135 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:35,135 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:33:35,135 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:35,140 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:35,155 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Ended with exit code 0 [2021-12-19 17:33:35,155 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:35,155 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:35,156 INFO L229 MonitoredProcess]: Starting monitored process 81 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:35,156 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2021-12-19 17:33:35,158 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:35,163 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:35,164 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:35,164 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:35,164 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:35,164 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:35,164 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:33:35,164 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:35,165 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:35,180 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Ended with exit code 0 [2021-12-19 17:33:35,180 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:35,180 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:35,181 INFO L229 MonitoredProcess]: Starting monitored process 82 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:35,181 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2021-12-19 17:33:35,183 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:35,188 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:35,189 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:35,189 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:35,189 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:35,189 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:35,189 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:33:35,189 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:35,190 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:35,205 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Ended with exit code 0 [2021-12-19 17:33:35,205 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:35,205 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:35,206 INFO L229 MonitoredProcess]: Starting monitored process 83 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:35,206 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2021-12-19 17:33:35,207 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:35,213 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:35,213 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:35,213 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:35,213 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:35,214 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:33:35,214 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:33:35,219 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:35,234 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Ended with exit code 0 [2021-12-19 17:33:35,234 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:35,234 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:35,235 INFO L229 MonitoredProcess]: Starting monitored process 84 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:35,242 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2021-12-19 17:33:35,243 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:35,249 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:35,249 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:35,249 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:35,249 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:35,249 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:35,249 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:33:35,249 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:35,250 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:35,264 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Ended with exit code 0 [2021-12-19 17:33:35,264 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:35,265 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:35,265 INFO L229 MonitoredProcess]: Starting monitored process 85 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:35,266 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2021-12-19 17:33:35,267 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:35,273 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:35,273 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:35,273 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:35,273 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:35,273 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:35,273 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:33:35,273 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:35,274 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:35,288 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Ended with exit code 0 [2021-12-19 17:33:35,289 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:35,289 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:35,289 INFO L229 MonitoredProcess]: Starting monitored process 86 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:35,290 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2021-12-19 17:33:35,292 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:35,298 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:35,298 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:35,298 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:35,298 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:35,298 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:35,298 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:33:35,298 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:35,299 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:35,314 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Ended with exit code 0 [2021-12-19 17:33:35,315 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:35,315 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:35,316 INFO L229 MonitoredProcess]: Starting monitored process 87 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:35,316 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2021-12-19 17:33:35,317 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:35,323 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:35,323 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:35,323 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:35,323 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:35,324 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:35,324 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:33:35,324 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:35,325 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:35,340 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0 [2021-12-19 17:33:35,340 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:35,340 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:35,341 INFO L229 MonitoredProcess]: Starting monitored process 88 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:35,345 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2021-12-19 17:33:35,345 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:35,351 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:35,351 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:35,352 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:35,352 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:35,352 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:33:35,352 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:33:35,354 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:35,369 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Ended with exit code 0 [2021-12-19 17:33:35,369 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:35,369 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:35,370 INFO L229 MonitoredProcess]: Starting monitored process 89 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:35,370 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2021-12-19 17:33:35,372 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:35,378 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:35,378 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:35,378 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:35,378 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:35,380 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:33:35,380 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:33:35,403 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:35,419 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Ended with exit code 0 [2021-12-19 17:33:35,419 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:35,419 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:35,420 INFO L229 MonitoredProcess]: Starting monitored process 90 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:35,421 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2021-12-19 17:33:35,423 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:35,429 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:35,429 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:35,429 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:35,429 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:35,431 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:33:35,432 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:33:35,444 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:35,469 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Ended with exit code 0 [2021-12-19 17:33:35,469 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:35,469 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:35,470 INFO L229 MonitoredProcess]: Starting monitored process 91 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:35,470 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2021-12-19 17:33:35,472 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:35,478 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:35,478 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:35,478 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:35,478 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:35,479 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:33:35,479 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:33:35,481 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:35,496 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Forceful destruction successful, exit code 0 [2021-12-19 17:33:35,496 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:35,496 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:35,497 INFO L229 MonitoredProcess]: Starting monitored process 92 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:35,498 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2021-12-19 17:33:35,499 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:35,504 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:35,505 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:35,505 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:35,505 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:35,505 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:33:35,506 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:33:35,507 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:35,522 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Ended with exit code 0 [2021-12-19 17:33:35,522 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:35,522 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:35,523 INFO L229 MonitoredProcess]: Starting monitored process 93 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:35,523 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2021-12-19 17:33:35,525 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:35,530 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:35,530 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:35,530 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:35,530 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:35,531 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:33:35,531 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:33:35,533 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:35,548 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Ended with exit code 0 [2021-12-19 17:33:35,548 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:35,548 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:35,548 INFO L229 MonitoredProcess]: Starting monitored process 94 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:35,549 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2021-12-19 17:33:35,550 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:35,556 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:35,556 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:35,556 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:35,556 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:35,557 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:33:35,557 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:33:35,559 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:35,574 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Ended with exit code 0 [2021-12-19 17:33:35,574 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:35,574 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:35,575 INFO L229 MonitoredProcess]: Starting monitored process 95 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:35,575 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2021-12-19 17:33:35,576 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:35,583 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:35,583 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:35,583 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:35,583 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:35,589 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:33:35,589 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:33:35,595 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:35,610 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Ended with exit code 0 [2021-12-19 17:33:35,610 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:35,611 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:35,611 INFO L229 MonitoredProcess]: Starting monitored process 96 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:35,612 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2021-12-19 17:33:35,613 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:35,618 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:35,619 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:35,619 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:35,619 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:35,621 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:33:35,621 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:33:35,626 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-19 17:33:35,631 INFO L443 ModelExtractionUtils]: Simplification made 5 calls to the SMT solver. [2021-12-19 17:33:35,631 INFO L444 ModelExtractionUtils]: 7 out of 13 variables were initially zero. Simplification set additionally 1 variables to zero. [2021-12-19 17:33:35,631 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:35,632 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:35,632 INFO L229 MonitoredProcess]: Starting monitored process 97 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:35,633 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2021-12-19 17:33:35,661 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-19 17:33:35,678 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2021-12-19 17:33:35,679 INFO L513 LassoAnalysis]: Proved termination. [2021-12-19 17:33:35,679 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_main_~z~0#1.base) ULTIMATE.start_main_~z~0#1.offset)_2) = -1*v_rep(select (select #memory_int ULTIMATE.start_main_~z~0#1.base) ULTIMATE.start_main_~z~0#1.offset)_2 + 100 Supporting invariants [-1*v_rep(select (select #memory_int ULTIMATE.start_main_~x~0#1.base) ULTIMATE.start_main_~x~0#1.offset)_2 - 2 >= 0] [2021-12-19 17:33:35,694 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Ended with exit code 0 [2021-12-19 17:33:35,771 INFO L297 tatePredicateManager]: 36 out of 40 supporting invariants were superfluous and have been removed [2021-12-19 17:33:35,792 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:33:35,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:33:35,829 INFO L263 TraceCheckSpWp]: Trace formula consists of 231 conjuncts, 48 conjunts are in the unsatisfiable core [2021-12-19 17:33:35,832 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 17:33:35,845 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 12 [2021-12-19 17:33:35,877 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-12-19 17:33:35,927 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 18 [2021-12-19 17:33:35,965 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 18 [2021-12-19 17:33:36,012 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 18 [2021-12-19 17:33:36,054 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 18 [2021-12-19 17:33:36,103 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 18 [2021-12-19 17:33:36,148 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Forceful destruction successful, exit code 0 [2021-12-19 17:33:36,162 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 18 [2021-12-19 17:33:36,206 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 18 [2021-12-19 17:33:36,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:33:36,249 INFO L263 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 18 conjunts are in the unsatisfiable core [2021-12-19 17:33:36,249 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 17:33:36,334 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 17:33:36,335 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.10 stem predicates 2 loop predicates [2021-12-19 17:33:36,335 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 22 states and 24 transitions. cyclomatic complexity: 3 Second operand has 13 states, 13 states have (on average 1.6923076923076923) internal successors, (22), 13 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 17:33:36,510 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 22 states and 24 transitions. cyclomatic complexity: 3. Second operand has 13 states, 13 states have (on average 1.6923076923076923) internal successors, (22), 13 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 28 states and 33 transitions. Complement of second has 15 states. [2021-12-19 17:33:36,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 13 states 10 stem states 2 non-accepting loop states 1 accepting loop states [2021-12-19 17:33:36,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 13 states have (on average 1.6923076923076923) internal successors, (22), 13 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 17:33:36,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 28 transitions. [2021-12-19 17:33:36,511 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 13 states and 28 transitions. Stem has 19 letters. Loop has 3 letters. [2021-12-19 17:33:36,511 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 17:33:36,511 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 13 states and 28 transitions. Stem has 22 letters. Loop has 3 letters. [2021-12-19 17:33:36,511 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 17:33:36,512 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 13 states and 28 transitions. Stem has 19 letters. Loop has 6 letters. [2021-12-19 17:33:36,512 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 17:33:36,512 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 28 states and 33 transitions. [2021-12-19 17:33:36,512 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-12-19 17:33:36,512 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 28 states to 22 states and 23 transitions. [2021-12-19 17:33:36,512 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 22 [2021-12-19 17:33:36,513 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 22 [2021-12-19 17:33:36,513 INFO L73 IsDeterministic]: Start isDeterministic. Operand 22 states and 23 transitions. [2021-12-19 17:33:36,513 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-19 17:33:36,513 INFO L681 BuchiCegarLoop]: Abstraction has 22 states and 23 transitions. [2021-12-19 17:33:36,513 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states and 23 transitions. [2021-12-19 17:33:36,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 22. [2021-12-19 17:33:36,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 22 states have (on average 1.0454545454545454) internal successors, (23), 21 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 17:33:36,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 23 transitions. [2021-12-19 17:33:36,514 INFO L704 BuchiCegarLoop]: Abstraction has 22 states and 23 transitions. [2021-12-19 17:33:36,514 INFO L587 BuchiCegarLoop]: Abstraction has 22 states and 23 transitions. [2021-12-19 17:33:36,514 INFO L425 BuchiCegarLoop]: ======== Iteration 13============ [2021-12-19 17:33:36,514 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 22 states and 23 transitions. [2021-12-19 17:33:36,514 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-12-19 17:33:36,515 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 17:33:36,515 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 17:33:36,515 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 17:33:36,515 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-12-19 17:33:36,515 INFO L791 eck$LassoCheckResult]: Stem: 1670#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 1671#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~malloc4#1.base, main_#t~malloc4#1.offset, main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~nondet7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~post10#1, main_#t~mem11#1, main_#t~post12#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~post15#1, main_#t~mem16#1, main_#t~post17#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~post20#1, main_#t~mem21#1, main_#t~post22#1, main_#t~mem23#1, main_#t~mem24#1, main_#t~post25#1, main_#t~mem26#1, main_#t~post27#1, main_#t~mem28#1, main_#t~mem29#1, main_#t~post30#1, main_#t~mem31#1, main_#t~post32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~post35#1, main_#t~mem36#1, main_#t~post37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~post40#1, main_#t~mem41#1, main_#t~post42#1, main_#t~mem43#1, main_#t~mem44#1, main_#t~post45#1, main_#t~mem46#1, main_#t~post47#1, main_#t~mem51#1, main_#t~mem52#1, main_#t~mem53#1, main_#t~mem54#1, main_#t~mem48#1, main_#t~mem49#1, main_#t~short50#1, main_~x~0#1.base, main_~x~0#1.offset, main_~y~0#1.base, main_~y~0#1.offset, main_~z~0#1.base, main_~z~0#1.offset, main_~m~0#1.base, main_~m~0#1.offset, main_~n~0#1.base, main_~n~0#1.offset;call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);main_~x~0#1.base, main_~x~0#1.offset := main_#t~malloc2#1.base, main_#t~malloc2#1.offset;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);main_~y~0#1.base, main_~y~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;call main_#t~malloc4#1.base, main_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);main_~z~0#1.base, main_~z~0#1.offset := main_#t~malloc4#1.base, main_#t~malloc4#1.offset;call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnStack(4);main_~m~0#1.base, main_~m~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnStack(4);main_~n~0#1.base, main_~n~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 1684#L553 assume !(0 != main_#t~nondet7#1);havoc main_#t~nondet7#1;call write~int(-1, main_~x~0#1.base, main_~x~0#1.offset, 4); 1680#L553-2 call main_#t~mem8#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 1681#L558 assume !(main_#t~mem8#1 > 0);havoc main_#t~mem8#1;call main_#t~mem11#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post12#1 := main_#t~mem11#1;call write~int(main_#t~post12#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem11#1;havoc main_#t~post12#1; 1682#L558-2 call main_#t~mem13#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 1683#L563 assume !(main_#t~mem13#1 > 0);havoc main_#t~mem13#1;call main_#t~mem16#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post17#1 := main_#t~mem16#1;call write~int(main_#t~post17#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem16#1;havoc main_#t~post17#1; 1685#L563-2 call main_#t~mem18#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 1686#L568 assume !(main_#t~mem18#1 > 0);havoc main_#t~mem18#1;call main_#t~mem21#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post22#1 := main_#t~mem21#1;call write~int(main_#t~post22#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem21#1;havoc main_#t~post22#1; 1691#L568-2 call main_#t~mem23#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 1672#L573 assume !(main_#t~mem23#1 > 0);havoc main_#t~mem23#1;call main_#t~mem26#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post27#1 := main_#t~mem26#1;call write~int(main_#t~post27#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem26#1;havoc main_#t~post27#1; 1673#L573-2 call main_#t~mem28#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 1688#L578 assume !(main_#t~mem28#1 > 0);havoc main_#t~mem28#1;call main_#t~mem31#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post32#1 := main_#t~mem31#1;call write~int(main_#t~post32#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem31#1;havoc main_#t~post32#1; 1674#L578-2 call main_#t~mem33#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 1675#L583 assume !(main_#t~mem33#1 > 0);havoc main_#t~mem33#1;call main_#t~mem36#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post37#1 := main_#t~mem36#1;call write~int(main_#t~post37#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem36#1;havoc main_#t~post37#1; 1689#L583-2 call main_#t~mem38#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 1678#L588 assume !(main_#t~mem38#1 > 0);havoc main_#t~mem38#1;call main_#t~mem41#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post42#1 := main_#t~mem41#1;call write~int(main_#t~post42#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem41#1;havoc main_#t~post42#1; 1679#L588-2 call main_#t~mem43#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 1687#L593 assume main_#t~mem43#1 > 0;havoc main_#t~mem43#1;call main_#t~mem44#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post45#1 := main_#t~mem44#1;call write~int(1 + main_#t~post45#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem44#1;havoc main_#t~post45#1; 1676#L598-4 [2021-12-19 17:33:36,515 INFO L793 eck$LassoCheckResult]: Loop: 1676#L598-4 call main_#t~mem48#1 := read~int(main_~y~0#1.base, main_~y~0#1.offset, 4);main_#t~short50#1 := main_#t~mem48#1 < 100; 1677#L598 assume main_#t~short50#1;call main_#t~mem49#1 := read~int(main_~z~0#1.base, main_~z~0#1.offset, 4);main_#t~short50#1 := main_#t~mem49#1 < 100; 1690#L598-2 assume !!main_#t~short50#1;havoc main_#t~mem48#1;havoc main_#t~mem49#1;havoc main_#t~short50#1;call main_#t~mem51#1 := read~int(main_~y~0#1.base, main_~y~0#1.offset, 4);call main_#t~mem52#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);call write~int(main_#t~mem51#1 + main_#t~mem52#1, main_~y~0#1.base, main_~y~0#1.offset, 4);havoc main_#t~mem51#1;havoc main_#t~mem52#1;call main_#t~mem53#1 := read~int(main_~z~0#1.base, main_~z~0#1.offset, 4);call main_#t~mem54#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);call write~int(main_#t~mem53#1 - main_#t~mem54#1, main_~z~0#1.base, main_~z~0#1.offset, 4);havoc main_#t~mem53#1;havoc main_#t~mem54#1; 1676#L598-4 [2021-12-19 17:33:36,515 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:33:36,516 INFO L85 PathProgramCache]: Analyzing trace with hash 189283146, now seen corresponding path program 1 times [2021-12-19 17:33:36,516 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:33:36,516 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1627611507] [2021-12-19 17:33:36,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:33:36,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:33:36,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:33:36,550 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 17:33:36,550 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 17:33:36,550 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1627611507] [2021-12-19 17:33:36,551 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1627611507] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 17:33:36,551 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 17:33:36,551 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-19 17:33:36,551 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1316927406] [2021-12-19 17:33:36,551 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 17:33:36,553 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-19 17:33:36,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:33:36,553 INFO L85 PathProgramCache]: Analyzing trace with hash 97419, now seen corresponding path program 13 times [2021-12-19 17:33:36,553 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:33:36,553 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [116413254] [2021-12-19 17:33:36,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:33:36,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:33:36,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:33:36,559 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:33:36,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:33:36,565 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:33:36,709 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 17:33:36,710 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-19 17:33:36,710 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-19 17:33:36,710 INFO L87 Difference]: Start difference. First operand 22 states and 23 transitions. cyclomatic complexity: 2 Second operand has 5 states, 4 states have (on average 4.75) internal successors, (19), 5 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 17:33:36,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 17:33:36,743 INFO L93 Difference]: Finished difference Result 19 states and 18 transitions. [2021-12-19 17:33:36,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-19 17:33:36,744 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 19 states and 18 transitions. [2021-12-19 17:33:36,744 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-12-19 17:33:36,744 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 19 states to 0 states and 0 transitions. [2021-12-19 17:33:36,744 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-12-19 17:33:36,744 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-12-19 17:33:36,744 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-12-19 17:33:36,744 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-19 17:33:36,744 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-19 17:33:36,744 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-19 17:33:36,744 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-19 17:33:36,744 INFO L425 BuchiCegarLoop]: ======== Iteration 14============ [2021-12-19 17:33:36,744 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-12-19 17:33:36,744 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-12-19 17:33:36,745 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-12-19 17:33:36,748 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 19.12 05:33:36 BoogieIcfgContainer [2021-12-19 17:33:36,749 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-12-19 17:33:36,749 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-19 17:33:36,749 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-19 17:33:36,749 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-19 17:33:36,749 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.12 05:33:13" (3/4) ... [2021-12-19 17:33:36,751 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-12-19 17:33:36,751 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-19 17:33:36,752 INFO L158 Benchmark]: Toolchain (without parser) took 23656.29ms. Allocated memory was 100.7MB in the beginning and 159.4MB in the end (delta: 58.7MB). Free memory was 64.5MB in the beginning and 52.2MB in the end (delta: 12.2MB). Peak memory consumption was 71.0MB. Max. memory is 16.1GB. [2021-12-19 17:33:36,752 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 100.7MB. Free memory was 71.5MB in the beginning and 71.4MB in the end (delta: 23.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-19 17:33:36,752 INFO L158 Benchmark]: CACSL2BoogieTranslator took 348.33ms. Allocated memory is still 100.7MB. Free memory was 64.5MB in the beginning and 68.7MB in the end (delta: -4.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-12-19 17:33:36,753 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.98ms. Allocated memory is still 100.7MB. Free memory was 68.7MB in the beginning and 66.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-19 17:33:36,753 INFO L158 Benchmark]: Boogie Preprocessor took 26.07ms. Allocated memory is still 100.7MB. Free memory was 66.6MB in the beginning and 65.1MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-19 17:33:36,753 INFO L158 Benchmark]: RCFGBuilder took 413.42ms. Allocated memory is still 100.7MB. Free memory was 65.1MB in the beginning and 49.3MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-12-19 17:33:36,753 INFO L158 Benchmark]: BuchiAutomizer took 22816.48ms. Allocated memory was 100.7MB in the beginning and 159.4MB in the end (delta: 58.7MB). Free memory was 49.3MB in the beginning and 53.2MB in the end (delta: -3.9MB). Peak memory consumption was 56.8MB. Max. memory is 16.1GB. [2021-12-19 17:33:36,753 INFO L158 Benchmark]: Witness Printer took 2.53ms. Allocated memory is still 159.4MB. Free memory was 53.2MB in the beginning and 52.2MB in the end (delta: 973.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-19 17:33:36,755 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 100.7MB. Free memory was 71.5MB in the beginning and 71.4MB in the end (delta: 23.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 348.33ms. Allocated memory is still 100.7MB. Free memory was 64.5MB in the beginning and 68.7MB in the end (delta: -4.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.98ms. Allocated memory is still 100.7MB. Free memory was 68.7MB in the beginning and 66.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.07ms. Allocated memory is still 100.7MB. Free memory was 66.6MB in the beginning and 65.1MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 413.42ms. Allocated memory is still 100.7MB. Free memory was 65.1MB in the beginning and 49.3MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * BuchiAutomizer took 22816.48ms. Allocated memory was 100.7MB in the beginning and 159.4MB in the end (delta: 58.7MB). Free memory was 49.3MB in the beginning and 53.2MB in the end (delta: -3.9MB). Peak memory consumption was 56.8MB. Max. memory is 16.1GB. * Witness Printer took 2.53ms. Allocated memory is still 159.4MB. Free memory was 53.2MB in the beginning and 52.2MB in the end (delta: 973.4kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 13 terminating modules (11 trivial, 2 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -1 * unknown-#memory_int-unknown[y][y] + 100 and consists of 14 locations. One deterministic module has affine ranking function -1 * unknown-#memory_int-unknown[z][z] + 100 and consists of 13 locations. 11 modules have a trivial ranking function, the largest among these consists of 15 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 22.7s and 14 iterations. TraceHistogramMax:1. Analysis of lassos took 19.5s. Construction of modules took 1.1s. Büchi inclusion checks took 1.9s. Highest rank in rank-based complementation 3. Minimization of det autom 13. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 12 MinimizatonAttempts, 135 StatesRemovedByMinimization, 10 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 38 states and ocurred in iteration 9. Nontrivial modules had stage [2, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 361 SdHoareTripleChecker+Valid, 1.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 361 mSDsluCounter, 480 SdHoareTripleChecker+Invalid, 1.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 298 mSDsCounter, 246 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2309 IncrementalHoareTripleChecker+Invalid, 2555 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 246 mSolverCounterUnsat, 182 mSDtfsCounter, 2309 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU11 SILI0 SILT0 lasso2 LassoPreprocessingBenchmarks: Lassos: inital332 mio100 ax105 hnf100 lsp89 ukn60 mio100 lsp36 div100 bol100 ite100 ukn100 eq194 hnf87 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 18ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-12-19 17:33:36,779 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE