./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 3a877d22 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 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 17:01:41,321 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 17:01:41,323 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 17:01:41,367 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 17:01:41,368 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 17:01:41,373 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 17:01:41,374 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 17:01:41,375 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 17:01:41,376 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 17:01:41,377 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 17:01:41,377 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 17:01:41,378 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 17:01:41,379 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 17:01:41,380 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 17:01:41,381 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 17:01:41,382 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 17:01:41,382 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 17:01:41,383 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 17:01:41,384 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 17:01:41,386 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 17:01:41,388 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 17:01:41,391 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 17:01:41,396 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 17:01:41,398 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 17:01:41,406 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 17:01:41,407 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 17:01:41,407 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 17:01:41,408 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 17:01:41,408 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 17:01:41,409 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 17:01:41,409 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 17:01:41,410 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 17:01:41,410 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 17:01:41,417 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 17:01:41,418 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 17:01:41,419 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 17:01:41,419 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 17:01:41,419 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 17:01:41,420 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 17:01:41,420 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 17:01:41,421 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 17:01:41,422 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-12-15 17:01:41,449 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 17:01:41,458 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 17:01:41,459 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 17:01:41,459 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 17:01:41,461 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 17:01:41,461 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 17:01:41,461 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 17:01:41,461 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-12-15 17:01:41,461 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-12-15 17:01:41,461 INFO L138 SettingsManager]: * Use old map elimination=false [2021-12-15 17:01:41,462 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-12-15 17:01:41,462 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-12-15 17:01:41,462 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-12-15 17:01:41,463 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 17:01:41,463 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-15 17:01:41,463 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-15 17:01:41,463 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 17:01:41,463 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-12-15 17:01:41,463 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-12-15 17:01:41,463 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-12-15 17:01:41,463 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 17:01:41,464 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-12-15 17:01:41,471 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 17:01:41,471 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-12-15 17:01:41,471 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 17:01:41,472 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 17:01:41,472 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 17:01:41,472 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-15 17:01:41,472 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 17:01:41,473 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-12-15 17:01:41,473 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d2e8c7278f9710711a8ba5cefeb9f745a5377c275c5c72390d2d78403afcf1c7 [2021-12-15 17:01:41,705 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 17:01:41,745 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 17:01:41,748 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 17:01:41,749 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 17:01:41,750 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 17:01:41,751 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-memory-alloca/Toulouse-MultiBranchesToLoop-alloca.i [2021-12-15 17:01:41,802 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/92fc28928/4f4772f7d5cd4bc48fd56e857fc651ec/FLAGfb031cac8 [2021-12-15 17:01:42,306 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 17:01:42,306 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-memory-alloca/Toulouse-MultiBranchesToLoop-alloca.i [2021-12-15 17:01:42,313 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/92fc28928/4f4772f7d5cd4bc48fd56e857fc651ec/FLAGfb031cac8 [2021-12-15 17:01:42,807 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/92fc28928/4f4772f7d5cd4bc48fd56e857fc651ec [2021-12-15 17:01:42,809 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 17:01:42,811 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 17:01:42,813 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 17:01:42,821 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 17:01:42,823 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 17:01:42,832 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 05:01:42" (1/1) ... [2021-12-15 17:01:42,832 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2bf10010 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:01:42, skipping insertion in model container [2021-12-15 17:01:42,833 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 05:01:42" (1/1) ... [2021-12-15 17:01:42,838 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 17:01:42,911 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 17:01:43,209 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 17:01:43,216 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 17:01:43,262 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 17:01:43,284 INFO L208 MainTranslator]: Completed translation [2021-12-15 17:01:43,285 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:01:43 WrapperNode [2021-12-15 17:01:43,285 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 17:01:43,286 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 17:01:43,286 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 17:01:43,286 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 17:01:43,291 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:01:43" (1/1) ... [2021-12-15 17:01:43,313 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:01:43" (1/1) ... [2021-12-15 17:01:43,340 INFO L137 Inliner]: procedures = 110, calls = 67, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 179 [2021-12-15 17:01:43,341 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 17:01:43,342 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 17:01:43,342 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 17:01:43,342 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 17:01:43,349 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:01:43" (1/1) ... [2021-12-15 17:01:43,349 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:01:43" (1/1) ... [2021-12-15 17:01:43,362 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:01:43" (1/1) ... [2021-12-15 17:01:43,363 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:01:43" (1/1) ... [2021-12-15 17:01:43,373 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:01:43" (1/1) ... [2021-12-15 17:01:43,379 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:01:43" (1/1) ... [2021-12-15 17:01:43,381 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:01:43" (1/1) ... [2021-12-15 17:01:43,384 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 17:01:43,385 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 17:01:43,387 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 17:01:43,387 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 17:01:43,388 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:01:43" (1/1) ... [2021-12-15 17:01:43,393 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:43,401 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:43,419 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) [2021-12-15 17:01:43,438 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 [2021-12-15 17:01:43,457 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-15 17:01:43,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-15 17:01:43,457 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 17:01:43,458 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 17:01:43,458 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 17:01:43,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 17:01:43,576 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 17:01:43,577 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 17:01:43,915 INFO L277 CfgBuilder]: Performing block encoding [2021-12-15 17:01:43,920 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-15 17:01:43,934 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-15 17:01:43,936 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 05:01:43 BoogieIcfgContainer [2021-12-15 17:01:43,936 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-15 17:01:43,938 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-12-15 17:01:43,938 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-12-15 17:01:43,941 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-12-15 17:01:43,942 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-15 17:01:43,943 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 15.12 05:01:42" (1/3) ... [2021-12-15 17:01:43,944 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@39a37cef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 15.12 05:01:43, skipping insertion in model container [2021-12-15 17:01:43,944 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-15 17:01:43,944 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:01:43" (2/3) ... [2021-12-15 17:01:43,944 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@39a37cef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 15.12 05:01:43, skipping insertion in model container [2021-12-15 17:01:43,945 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-15 17:01:43,945 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 05:01:43" (3/3) ... [2021-12-15 17:01:43,946 INFO L388 chiAutomizerObserver]: Analyzing ICFG Toulouse-MultiBranchesToLoop-alloca.i [2021-12-15 17:01:44,011 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-12-15 17:01:44,011 INFO L360 BuchiCegarLoop]: Hoare is false [2021-12-15 17:01:44,012 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-12-15 17:01:44,016 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-12-15 17:01:44,016 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-12-15 17:01:44,016 INFO L364 BuchiCegarLoop]: Difference is false [2021-12-15 17:01:44,016 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-12-15 17:01:44,017 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-12-15 17:01:44,038 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) [2021-12-15 17:01:44,061 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-12-15 17:01:44,061 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-15 17:01:44,061 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-15 17:01:44,067 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] [2021-12-15 17:01:44,067 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-12-15 17:01:44,067 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-12-15 17:01:44,068 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) [2021-12-15 17:01:44,072 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-12-15 17:01:44,073 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-15 17:01:44,073 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-15 17:01:44,074 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] [2021-12-15 17:01:44,074 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-12-15 17:01:44,081 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 [2021-12-15 17:01:44,082 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 [2021-12-15 17:01:44,087 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:01:44,088 INFO L85 PathProgramCache]: Analyzing trace with hash 187436106, now seen corresponding path program 1 times [2021-12-15 17:01:44,098 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:01:44,099 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [749595722] [2021-12-15 17:01:44,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:01:44,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:01:44,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 17:01:44,707 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-15 17:01:44,708 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 17:01:44,708 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [749595722] [2021-12-15 17:01:44,709 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [749595722] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-15 17:01:44,709 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-15 17:01:44,709 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2021-12-15 17:01:44,710 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2086093086] [2021-12-15 17:01:44,711 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-15 17:01:44,714 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-15 17:01:44,714 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:01:44,714 INFO L85 PathProgramCache]: Analyzing trace with hash 97419, now seen corresponding path program 1 times [2021-12-15 17:01:44,714 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:01:44,715 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [685535194] [2021-12-15 17:01:44,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:01:44,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:01:44,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:44,740 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-15 17:01:44,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:44,770 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-15 17:01:45,014 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-15 17:01:45,038 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-12-15 17:01:45,039 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=131, Unknown=0, NotChecked=0, Total=182 [2021-12-15 17:01:45,041 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) [2021-12-15 17:01:45,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-15 17:01:45,359 INFO L93 Difference]: Finished difference Result 65 states and 81 transitions. [2021-12-15 17:01:45,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-12-15 17:01:45,367 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 65 states and 81 transitions. [2021-12-15 17:01:45,370 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-12-15 17:01:45,373 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 65 states to 49 states and 65 transitions. [2021-12-15 17:01:45,373 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 49 [2021-12-15 17:01:45,374 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 49 [2021-12-15 17:01:45,374 INFO L73 IsDeterministic]: Start isDeterministic. Operand 49 states and 65 transitions. [2021-12-15 17:01:45,374 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-15 17:01:45,374 INFO L681 BuchiCegarLoop]: Abstraction has 49 states and 65 transitions. [2021-12-15 17:01:45,384 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states and 65 transitions. [2021-12-15 17:01:45,390 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 34. [2021-12-15 17:01:45,391 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) [2021-12-15 17:01:45,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 44 transitions. [2021-12-15 17:01:45,392 INFO L704 BuchiCegarLoop]: Abstraction has 34 states and 44 transitions. [2021-12-15 17:01:45,392 INFO L587 BuchiCegarLoop]: Abstraction has 34 states and 44 transitions. [2021-12-15 17:01:45,392 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-12-15 17:01:45,393 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 34 states and 44 transitions. [2021-12-15 17:01:45,393 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-12-15 17:01:45,393 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-15 17:01:45,393 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-15 17:01:45,394 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] [2021-12-15 17:01:45,394 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-12-15 17:01:45,394 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 [2021-12-15 17:01:45,395 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 [2021-12-15 17:01:45,395 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:01:45,398 INFO L85 PathProgramCache]: Analyzing trace with hash 1775784008, now seen corresponding path program 1 times [2021-12-15 17:01:45,398 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:01:45,398 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [260379765] [2021-12-15 17:01:45,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:01:45,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:01:45,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 17:01:45,477 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-15 17:01:45,478 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 17:01:45,478 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [260379765] [2021-12-15 17:01:45,478 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [260379765] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-15 17:01:45,478 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-15 17:01:45,479 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-15 17:01:45,479 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [422831329] [2021-12-15 17:01:45,479 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-15 17:01:45,479 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-15 17:01:45,480 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:01:45,480 INFO L85 PathProgramCache]: Analyzing trace with hash 97419, now seen corresponding path program 2 times [2021-12-15 17:01:45,480 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:01:45,481 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [596415976] [2021-12-15 17:01:45,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:01:45,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:01:45,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:45,508 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-15 17:01:45,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:45,525 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-15 17:01:45,700 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-15 17:01:45,700 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-15 17:01:45,701 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-15 17:01:45,701 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) [2021-12-15 17:01:45,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-15 17:01:45,733 INFO L93 Difference]: Finished difference Result 34 states and 43 transitions. [2021-12-15 17:01:45,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-15 17:01:45,734 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 34 states and 43 transitions. [2021-12-15 17:01:45,734 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-12-15 17:01:45,735 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 34 states to 34 states and 43 transitions. [2021-12-15 17:01:45,735 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 34 [2021-12-15 17:01:45,735 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 34 [2021-12-15 17:01:45,737 INFO L73 IsDeterministic]: Start isDeterministic. Operand 34 states and 43 transitions. [2021-12-15 17:01:45,737 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-15 17:01:45,737 INFO L681 BuchiCegarLoop]: Abstraction has 34 states and 43 transitions. [2021-12-15 17:01:45,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states and 43 transitions. [2021-12-15 17:01:45,739 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 34. [2021-12-15 17:01:45,740 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) [2021-12-15 17:01:45,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 43 transitions. [2021-12-15 17:01:45,741 INFO L704 BuchiCegarLoop]: Abstraction has 34 states and 43 transitions. [2021-12-15 17:01:45,741 INFO L587 BuchiCegarLoop]: Abstraction has 34 states and 43 transitions. [2021-12-15 17:01:45,742 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-12-15 17:01:45,742 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 34 states and 43 transitions. [2021-12-15 17:01:45,743 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-12-15 17:01:45,744 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-15 17:01:45,744 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-15 17:01:45,745 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] [2021-12-15 17:01:45,745 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-12-15 17:01:45,745 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 [2021-12-15 17:01:45,745 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 [2021-12-15 17:01:45,746 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:01:45,746 INFO L85 PathProgramCache]: Analyzing trace with hash -1239319610, now seen corresponding path program 1 times [2021-12-15 17:01:45,746 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:01:45,746 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [967361695] [2021-12-15 17:01:45,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:01:45,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:01:45,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 17:01:45,925 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-15 17:01:45,926 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 17:01:45,926 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [967361695] [2021-12-15 17:01:45,926 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [967361695] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-15 17:01:45,927 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-15 17:01:45,927 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-12-15 17:01:45,927 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [63989665] [2021-12-15 17:01:45,927 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-15 17:01:45,928 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-15 17:01:45,929 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:01:45,929 INFO L85 PathProgramCache]: Analyzing trace with hash 97419, now seen corresponding path program 3 times [2021-12-15 17:01:45,929 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:01:45,929 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1193814580] [2021-12-15 17:01:45,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:01:45,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:01:45,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:45,960 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-15 17:01:45,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:45,983 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-15 17:01:46,175 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-15 17:01:46,175 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-12-15 17:01:46,176 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2021-12-15 17:01:46,176 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) [2021-12-15 17:01:46,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-15 17:01:46,328 INFO L93 Difference]: Finished difference Result 47 states and 61 transitions. [2021-12-15 17:01:46,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-15 17:01:46,329 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 47 states and 61 transitions. [2021-12-15 17:01:46,330 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-12-15 17:01:46,331 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 47 states to 47 states and 61 transitions. [2021-12-15 17:01:46,331 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 47 [2021-12-15 17:01:46,331 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 47 [2021-12-15 17:01:46,331 INFO L73 IsDeterministic]: Start isDeterministic. Operand 47 states and 61 transitions. [2021-12-15 17:01:46,331 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-15 17:01:46,331 INFO L681 BuchiCegarLoop]: Abstraction has 47 states and 61 transitions. [2021-12-15 17:01:46,331 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states and 61 transitions. [2021-12-15 17:01:46,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 34. [2021-12-15 17:01:46,333 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) [2021-12-15 17:01:46,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 42 transitions. [2021-12-15 17:01:46,333 INFO L704 BuchiCegarLoop]: Abstraction has 34 states and 42 transitions. [2021-12-15 17:01:46,333 INFO L587 BuchiCegarLoop]: Abstraction has 34 states and 42 transitions. [2021-12-15 17:01:46,333 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-12-15 17:01:46,333 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 34 states and 42 transitions. [2021-12-15 17:01:46,334 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-12-15 17:01:46,334 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-15 17:01:46,334 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-15 17:01:46,335 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] [2021-12-15 17:01:46,335 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-12-15 17:01:46,335 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 [2021-12-15 17:01:46,335 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 [2021-12-15 17:01:46,336 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:01:46,336 INFO L85 PathProgramCache]: Analyzing trace with hash -652513596, now seen corresponding path program 1 times [2021-12-15 17:01:46,336 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:01:46,336 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [804267521] [2021-12-15 17:01:46,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:01:46,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:01:46,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 17:01:46,458 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-15 17:01:46,459 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 17:01:46,459 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [804267521] [2021-12-15 17:01:46,459 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [804267521] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-15 17:01:46,459 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-15 17:01:46,459 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-12-15 17:01:46,459 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1508684557] [2021-12-15 17:01:46,460 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-15 17:01:46,460 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-15 17:01:46,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:01:46,460 INFO L85 PathProgramCache]: Analyzing trace with hash 97419, now seen corresponding path program 4 times [2021-12-15 17:01:46,460 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:01:46,461 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [438946887] [2021-12-15 17:01:46,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:01:46,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:01:46,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:46,468 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-15 17:01:46,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:46,475 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-15 17:01:46,619 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-15 17:01:46,620 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-12-15 17:01:46,620 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=99, Unknown=0, NotChecked=0, Total=132 [2021-12-15 17:01:46,620 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) [2021-12-15 17:01:46,723 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-15 17:01:46,723 INFO L93 Difference]: Finished difference Result 54 states and 70 transitions. [2021-12-15 17:01:46,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-15 17:01:46,724 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 54 states and 70 transitions. [2021-12-15 17:01:46,725 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-12-15 17:01:46,725 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 54 states to 54 states and 70 transitions. [2021-12-15 17:01:46,725 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 54 [2021-12-15 17:01:46,725 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 54 [2021-12-15 17:01:46,725 INFO L73 IsDeterministic]: Start isDeterministic. Operand 54 states and 70 transitions. [2021-12-15 17:01:46,726 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-15 17:01:46,726 INFO L681 BuchiCegarLoop]: Abstraction has 54 states and 70 transitions. [2021-12-15 17:01:46,726 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states and 70 transitions. [2021-12-15 17:01:46,727 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 34. [2021-12-15 17:01:46,728 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) [2021-12-15 17:01:46,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 41 transitions. [2021-12-15 17:01:46,728 INFO L704 BuchiCegarLoop]: Abstraction has 34 states and 41 transitions. [2021-12-15 17:01:46,728 INFO L587 BuchiCegarLoop]: Abstraction has 34 states and 41 transitions. [2021-12-15 17:01:46,728 INFO L425 BuchiCegarLoop]: ======== Iteration 5============ [2021-12-15 17:01:46,728 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 34 states and 41 transitions. [2021-12-15 17:01:46,728 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-12-15 17:01:46,728 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-15 17:01:46,728 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-15 17:01:46,729 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] [2021-12-15 17:01:46,729 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-12-15 17:01:46,729 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 [2021-12-15 17:01:46,729 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 [2021-12-15 17:01:46,729 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:01:46,729 INFO L85 PathProgramCache]: Analyzing trace with hash -1353578174, now seen corresponding path program 1 times [2021-12-15 17:01:46,730 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:01:46,730 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [245039515] [2021-12-15 17:01:46,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:01:46,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:01:46,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 17:01:46,804 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-15 17:01:46,805 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 17:01:46,805 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [245039515] [2021-12-15 17:01:46,806 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [245039515] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-15 17:01:46,806 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-15 17:01:46,806 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-12-15 17:01:46,806 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1087633270] [2021-12-15 17:01:46,807 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-15 17:01:46,808 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-15 17:01:46,808 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:01:46,808 INFO L85 PathProgramCache]: Analyzing trace with hash 97419, now seen corresponding path program 5 times [2021-12-15 17:01:46,808 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:01:46,809 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [999566883] [2021-12-15 17:01:46,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:01:46,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:01:46,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:46,857 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-15 17:01:46,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:46,870 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-15 17:01:47,017 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-15 17:01:47,018 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-12-15 17:01:47,018 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2021-12-15 17:01:47,018 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) [2021-12-15 17:01:47,154 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-15 17:01:47,155 INFO L93 Difference]: Finished difference Result 57 states and 73 transitions. [2021-12-15 17:01:47,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-12-15 17:01:47,156 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 57 states and 73 transitions. [2021-12-15 17:01:47,156 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-12-15 17:01:47,157 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 57 states to 57 states and 73 transitions. [2021-12-15 17:01:47,157 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 57 [2021-12-15 17:01:47,157 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 57 [2021-12-15 17:01:47,157 INFO L73 IsDeterministic]: Start isDeterministic. Operand 57 states and 73 transitions. [2021-12-15 17:01:47,157 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-15 17:01:47,158 INFO L681 BuchiCegarLoop]: Abstraction has 57 states and 73 transitions. [2021-12-15 17:01:47,158 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states and 73 transitions. [2021-12-15 17:01:47,159 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 34. [2021-12-15 17:01:47,159 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) [2021-12-15 17:01:47,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 40 transitions. [2021-12-15 17:01:47,160 INFO L704 BuchiCegarLoop]: Abstraction has 34 states and 40 transitions. [2021-12-15 17:01:47,160 INFO L587 BuchiCegarLoop]: Abstraction has 34 states and 40 transitions. [2021-12-15 17:01:47,160 INFO L425 BuchiCegarLoop]: ======== Iteration 6============ [2021-12-15 17:01:47,160 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 34 states and 40 transitions. [2021-12-15 17:01:47,160 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-12-15 17:01:47,160 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-15 17:01:47,160 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-15 17:01:47,161 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] [2021-12-15 17:01:47,161 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-12-15 17:01:47,161 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 [2021-12-15 17:01:47,161 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 [2021-12-15 17:01:47,161 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:01:47,161 INFO L85 PathProgramCache]: Analyzing trace with hash -2033636544, now seen corresponding path program 1 times [2021-12-15 17:01:47,161 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:01:47,162 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1736220933] [2021-12-15 17:01:47,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:01:47,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:01:47,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 17:01:47,260 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-15 17:01:47,261 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 17:01:47,261 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1736220933] [2021-12-15 17:01:47,261 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1736220933] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-15 17:01:47,261 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-15 17:01:47,261 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-12-15 17:01:47,262 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [456744608] [2021-12-15 17:01:47,262 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-15 17:01:47,262 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-15 17:01:47,262 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:01:47,262 INFO L85 PathProgramCache]: Analyzing trace with hash 97419, now seen corresponding path program 6 times [2021-12-15 17:01:47,263 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:01:47,263 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [260544953] [2021-12-15 17:01:47,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:01:47,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:01:47,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:47,271 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-15 17:01:47,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:47,278 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-15 17:01:47,408 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-15 17:01:47,408 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-12-15 17:01:47,408 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2021-12-15 17:01:47,409 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) [2021-12-15 17:01:47,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-15 17:01:47,530 INFO L93 Difference]: Finished difference Result 56 states and 70 transitions. [2021-12-15 17:01:47,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-12-15 17:01:47,531 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 56 states and 70 transitions. [2021-12-15 17:01:47,531 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-12-15 17:01:47,532 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 56 states to 56 states and 70 transitions. [2021-12-15 17:01:47,532 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 56 [2021-12-15 17:01:47,532 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 56 [2021-12-15 17:01:47,532 INFO L73 IsDeterministic]: Start isDeterministic. Operand 56 states and 70 transitions. [2021-12-15 17:01:47,532 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-15 17:01:47,532 INFO L681 BuchiCegarLoop]: Abstraction has 56 states and 70 transitions. [2021-12-15 17:01:47,532 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states and 70 transitions. [2021-12-15 17:01:47,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 34. [2021-12-15 17:01:47,534 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) [2021-12-15 17:01:47,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 39 transitions. [2021-12-15 17:01:47,534 INFO L704 BuchiCegarLoop]: Abstraction has 34 states and 39 transitions. [2021-12-15 17:01:47,534 INFO L587 BuchiCegarLoop]: Abstraction has 34 states and 39 transitions. [2021-12-15 17:01:47,534 INFO L425 BuchiCegarLoop]: ======== Iteration 7============ [2021-12-15 17:01:47,535 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 34 states and 39 transitions. [2021-12-15 17:01:47,535 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-12-15 17:01:47,535 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-15 17:01:47,535 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-15 17:01:47,536 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] [2021-12-15 17:01:47,536 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-12-15 17:01:47,536 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 [2021-12-15 17:01:47,536 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 [2021-12-15 17:01:47,536 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:01:47,537 INFO L85 PathProgramCache]: Analyzing trace with hash 486323390, now seen corresponding path program 1 times [2021-12-15 17:01:47,537 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:01:47,537 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1249597649] [2021-12-15 17:01:47,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:01:47,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:01:47,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 17:01:47,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-15 17:01:47,634 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 17:01:47,634 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1249597649] [2021-12-15 17:01:47,634 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1249597649] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-15 17:01:47,634 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-15 17:01:47,635 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-12-15 17:01:47,635 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1750402797] [2021-12-15 17:01:47,635 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-15 17:01:47,635 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-15 17:01:47,635 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:01:47,636 INFO L85 PathProgramCache]: Analyzing trace with hash 97419, now seen corresponding path program 7 times [2021-12-15 17:01:47,636 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:01:47,636 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [453668789] [2021-12-15 17:01:47,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:01:47,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:01:47,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:47,641 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-15 17:01:47,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:47,648 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-15 17:01:47,798 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-15 17:01:47,798 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-12-15 17:01:47,799 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=109, Unknown=0, NotChecked=0, Total=156 [2021-12-15 17:01:47,799 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) [2021-12-15 17:01:47,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-15 17:01:47,926 INFO L93 Difference]: Finished difference Result 56 states and 69 transitions. [2021-12-15 17:01:47,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-12-15 17:01:47,927 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 56 states and 69 transitions. [2021-12-15 17:01:47,928 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-12-15 17:01:47,929 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 56 states to 56 states and 69 transitions. [2021-12-15 17:01:47,929 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 56 [2021-12-15 17:01:47,929 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 56 [2021-12-15 17:01:47,929 INFO L73 IsDeterministic]: Start isDeterministic. Operand 56 states and 69 transitions. [2021-12-15 17:01:47,929 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-15 17:01:47,929 INFO L681 BuchiCegarLoop]: Abstraction has 56 states and 69 transitions. [2021-12-15 17:01:47,929 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states and 69 transitions. [2021-12-15 17:01:47,931 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 36. [2021-12-15 17:01:47,931 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) [2021-12-15 17:01:47,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 41 transitions. [2021-12-15 17:01:47,931 INFO L704 BuchiCegarLoop]: Abstraction has 36 states and 41 transitions. [2021-12-15 17:01:47,931 INFO L587 BuchiCegarLoop]: Abstraction has 36 states and 41 transitions. [2021-12-15 17:01:47,931 INFO L425 BuchiCegarLoop]: ======== Iteration 8============ [2021-12-15 17:01:47,931 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 36 states and 41 transitions. [2021-12-15 17:01:47,932 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-12-15 17:01:47,932 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-15 17:01:47,932 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-15 17:01:47,932 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] [2021-12-15 17:01:47,932 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-12-15 17:01:47,933 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 [2021-12-15 17:01:47,933 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 [2021-12-15 17:01:47,933 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:01:47,933 INFO L85 PathProgramCache]: Analyzing trace with hash 488170432, now seen corresponding path program 1 times [2021-12-15 17:01:47,933 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:01:47,934 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [219251982] [2021-12-15 17:01:47,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:01:47,934 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:01:47,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 17:01:48,022 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-15 17:01:48,023 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 17:01:48,023 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [219251982] [2021-12-15 17:01:48,023 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [219251982] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-15 17:01:48,023 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-15 17:01:48,023 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-12-15 17:01:48,024 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [758133004] [2021-12-15 17:01:48,024 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-15 17:01:48,024 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-15 17:01:48,024 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:01:48,024 INFO L85 PathProgramCache]: Analyzing trace with hash 97419, now seen corresponding path program 8 times [2021-12-15 17:01:48,024 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:01:48,025 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1203122260] [2021-12-15 17:01:48,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:01:48,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:01:48,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:48,030 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-15 17:01:48,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:48,036 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-15 17:01:48,168 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-15 17:01:48,169 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-12-15 17:01:48,169 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2021-12-15 17:01:48,169 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) [2021-12-15 17:01:48,280 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-15 17:01:48,280 INFO L93 Difference]: Finished difference Result 44 states and 51 transitions. [2021-12-15 17:01:48,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-12-15 17:01:48,281 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 44 states and 51 transitions. [2021-12-15 17:01:48,282 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-12-15 17:01:48,282 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 44 states to 44 states and 51 transitions. [2021-12-15 17:01:48,282 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 44 [2021-12-15 17:01:48,282 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 44 [2021-12-15 17:01:48,282 INFO L73 IsDeterministic]: Start isDeterministic. Operand 44 states and 51 transitions. [2021-12-15 17:01:48,282 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-15 17:01:48,282 INFO L681 BuchiCegarLoop]: Abstraction has 44 states and 51 transitions. [2021-12-15 17:01:48,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states and 51 transitions. [2021-12-15 17:01:48,284 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 36. [2021-12-15 17:01:48,284 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) [2021-12-15 17:01:48,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 40 transitions. [2021-12-15 17:01:48,284 INFO L704 BuchiCegarLoop]: Abstraction has 36 states and 40 transitions. [2021-12-15 17:01:48,284 INFO L587 BuchiCegarLoop]: Abstraction has 36 states and 40 transitions. [2021-12-15 17:01:48,284 INFO L425 BuchiCegarLoop]: ======== Iteration 9============ [2021-12-15 17:01:48,284 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 36 states and 40 transitions. [2021-12-15 17:01:48,285 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-12-15 17:01:48,285 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-15 17:01:48,285 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-15 17:01:48,285 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] [2021-12-15 17:01:48,285 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-12-15 17:01:48,285 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 [2021-12-15 17:01:48,285 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 [2021-12-15 17:01:48,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:01:48,286 INFO L85 PathProgramCache]: Analyzing trace with hash 486321468, now seen corresponding path program 1 times [2021-12-15 17:01:48,286 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:01:48,286 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1843238541] [2021-12-15 17:01:48,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:01:48,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:01:48,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 17:01:48,319 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-15 17:01:48,319 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 17:01:48,319 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1843238541] [2021-12-15 17:01:48,320 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1843238541] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-15 17:01:48,320 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-15 17:01:48,320 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-15 17:01:48,320 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [806474924] [2021-12-15 17:01:48,320 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-15 17:01:48,320 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-15 17:01:48,321 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:01:48,321 INFO L85 PathProgramCache]: Analyzing trace with hash 97419, now seen corresponding path program 9 times [2021-12-15 17:01:48,321 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:01:48,321 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1307422351] [2021-12-15 17:01:48,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:01:48,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:01:48,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:48,328 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-15 17:01:48,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:48,333 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-15 17:01:48,460 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-15 17:01:48,460 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-15 17:01:48,460 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-15 17:01:48,460 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) [2021-12-15 17:01:48,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-15 17:01:48,499 INFO L93 Difference]: Finished difference Result 41 states and 46 transitions. [2021-12-15 17:01:48,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-15 17:01:48,500 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 41 states and 46 transitions. [2021-12-15 17:01:48,500 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-12-15 17:01:48,501 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 41 states to 41 states and 46 transitions. [2021-12-15 17:01:48,501 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 41 [2021-12-15 17:01:48,501 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 41 [2021-12-15 17:01:48,501 INFO L73 IsDeterministic]: Start isDeterministic. Operand 41 states and 46 transitions. [2021-12-15 17:01:48,501 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-15 17:01:48,501 INFO L681 BuchiCegarLoop]: Abstraction has 41 states and 46 transitions. [2021-12-15 17:01:48,501 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states and 46 transitions. [2021-12-15 17:01:48,502 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 38. [2021-12-15 17:01:48,503 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) [2021-12-15 17:01:48,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 42 transitions. [2021-12-15 17:01:48,503 INFO L704 BuchiCegarLoop]: Abstraction has 38 states and 42 transitions. [2021-12-15 17:01:48,503 INFO L587 BuchiCegarLoop]: Abstraction has 38 states and 42 transitions. [2021-12-15 17:01:48,503 INFO L425 BuchiCegarLoop]: ======== Iteration 10============ [2021-12-15 17:01:48,503 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 38 states and 42 transitions. [2021-12-15 17:01:48,504 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-12-15 17:01:48,504 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-15 17:01:48,504 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-15 17:01:48,504 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] [2021-12-15 17:01:48,504 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-12-15 17:01:48,504 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 [2021-12-15 17:01:48,505 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 [2021-12-15 17:01:48,505 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:01:48,505 INFO L85 PathProgramCache]: Analyzing trace with hash 486321466, now seen corresponding path program 1 times [2021-12-15 17:01:48,505 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:01:48,505 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1040252131] [2021-12-15 17:01:48,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:01:48,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:01:48,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:48,530 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-15 17:01:48,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:48,542 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-15 17:01:48,542 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:01:48,542 INFO L85 PathProgramCache]: Analyzing trace with hash 97419, now seen corresponding path program 10 times [2021-12-15 17:01:48,542 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:01:48,542 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [141351674] [2021-12-15 17:01:48,543 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:01:48,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:01:48,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:48,549 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-15 17:01:48,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:48,554 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-15 17:01:48,555 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:01:48,555 INFO L85 PathProgramCache]: Analyzing trace with hash 1078171826, now seen corresponding path program 1 times [2021-12-15 17:01:48,555 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:01:48,556 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2135563442] [2021-12-15 17:01:48,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:01:48,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:01:48,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:48,633 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-15 17:01:48,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:48,647 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-15 17:01:53,451 INFO L210 LassoAnalysis]: Preferences: [2021-12-15 17:01:53,452 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-15 17:01:53,452 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-15 17:01:53,452 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-15 17:01:53,452 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-15 17:01:53,452 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:53,452 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-15 17:01:53,452 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-15 17:01:53,453 INFO L133 ssoRankerPreferences]: Filename of dumped script: Toulouse-MultiBranchesToLoop-alloca.i_Iteration10_Lasso [2021-12-15 17:01:53,453 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-15 17:01:53,453 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-15 17:01:53,471 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:53,474 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:53,475 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:53,477 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:53,479 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:53,480 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:53,481 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:53,483 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:53,485 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:53,486 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:53,488 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:53,489 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:53,490 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:53,491 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:53,493 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:53,494 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:53,495 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:53,496 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:53,498 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:53,499 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:53,500 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:53,502 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:53,503 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:53,504 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:53,506 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:53,507 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:53,520 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:53,522 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:53,523 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:53,540 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:53,542 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:53,543 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:53,545 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:53,546 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:53,547 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:53,551 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:53,552 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:53,553 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:53,555 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:53,556 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:53,557 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:53,558 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:53,560 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:53,561 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:53,562 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:53,564 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:53,567 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:53,940 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:53,948 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:53,950 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:53,952 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:53,953 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:53,954 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:53,956 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:53,957 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:53,958 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:53,960 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:54,571 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-15 17:01:54,576 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-15 17:01:54,580 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:54,581 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:54,582 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) [2021-12-15 17:01:54,584 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 [2021-12-15 17:01:54,589 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 [2021-12-15 17:01:54,590 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:54,591 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:54,591 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:54,591 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:54,591 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:54,593 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:54,593 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:54,599 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:54,615 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-12-15 17:01:54,616 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:54,616 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:54,617 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) [2021-12-15 17:01:54,617 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 [2021-12-15 17:01:54,620 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 [2021-12-15 17:01:54,626 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:54,626 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:54,626 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:54,626 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:54,626 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:54,626 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:54,626 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:54,627 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:54,643 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 [2021-12-15 17:01:54,644 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:54,644 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:54,645 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) [2021-12-15 17:01:54,649 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 [2021-12-15 17:01:54,650 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 [2021-12-15 17:01:54,656 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:54,656 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:54,656 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:54,656 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:54,656 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:54,657 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:54,657 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:54,671 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:54,689 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 [2021-12-15 17:01:54,690 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:54,690 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:54,691 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) [2021-12-15 17:01:54,702 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 [2021-12-15 17:01:54,708 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:54,708 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:54,708 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:54,708 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:54,708 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:54,709 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:54,709 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:54,712 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 [2021-12-15 17:01:54,713 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:54,730 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 [2021-12-15 17:01:54,730 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:54,730 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:54,731 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) [2021-12-15 17:01:54,732 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 [2021-12-15 17:01:54,733 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 [2021-12-15 17:01:54,741 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:54,742 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:54,742 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:54,742 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:54,742 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:54,742 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:54,742 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:54,751 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:54,768 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 [2021-12-15 17:01:54,771 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:54,771 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:54,772 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) [2021-12-15 17:01:54,773 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 [2021-12-15 17:01:54,775 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 [2021-12-15 17:01:54,782 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:54,782 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:54,782 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:54,782 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:54,782 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:54,783 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:54,783 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:54,797 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:54,817 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 [2021-12-15 17:01:54,818 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:54,818 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:54,818 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) [2021-12-15 17:01:54,820 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 [2021-12-15 17:01:54,821 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 [2021-12-15 17:01:54,827 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:54,827 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:54,827 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:54,827 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:54,827 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:54,828 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:54,828 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:54,843 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:54,859 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 [2021-12-15 17:01:54,859 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:54,859 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:54,860 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) [2021-12-15 17:01:54,861 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 [2021-12-15 17:01:54,862 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 [2021-12-15 17:01:54,869 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:54,869 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:54,869 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:54,869 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:54,877 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:01:54,877 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:01:54,886 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:54,905 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 [2021-12-15 17:01:54,905 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:54,905 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:54,906 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) [2021-12-15 17:01:54,918 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 [2021-12-15 17:01:54,919 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 [2021-12-15 17:01:54,925 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:54,925 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:54,926 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:54,926 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:54,926 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:54,934 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:54,934 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:54,946 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:54,966 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 [2021-12-15 17:01:54,967 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:54,967 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:54,968 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) [2021-12-15 17:01:54,969 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 [2021-12-15 17:01:54,971 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 [2021-12-15 17:01:54,978 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:54,979 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:54,979 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:54,979 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:54,979 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:54,979 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:54,979 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:54,980 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:54,997 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 [2021-12-15 17:01:54,997 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:54,998 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:54,999 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) [2021-12-15 17:01:55,000 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 [2021-12-15 17:01:55,002 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 [2021-12-15 17:01:55,009 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:55,009 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:55,009 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:55,010 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:55,010 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:55,010 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:55,010 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:55,011 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:55,029 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2021-12-15 17:01:55,029 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:55,030 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:55,039 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) [2021-12-15 17:01:55,042 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 [2021-12-15 17:01:55,043 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 [2021-12-15 17:01:55,049 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:55,049 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:55,050 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:55,050 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:55,050 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:55,050 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:55,050 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:55,052 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:55,070 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2021-12-15 17:01:55,070 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:55,071 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:55,072 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) [2021-12-15 17:01:55,072 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 [2021-12-15 17:01:55,076 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 [2021-12-15 17:01:55,083 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:55,083 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:55,083 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:55,083 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:55,083 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:55,084 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:55,084 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:55,098 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:55,123 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 [2021-12-15 17:01:55,123 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:55,123 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:55,124 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) [2021-12-15 17:01:55,126 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 [2021-12-15 17:01:55,127 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 [2021-12-15 17:01:55,135 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:55,135 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:55,135 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:55,135 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:55,135 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:55,136 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:55,136 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:55,149 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:55,168 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2021-12-15 17:01:55,168 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:55,168 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:55,169 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) [2021-12-15 17:01:55,170 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 [2021-12-15 17:01:55,172 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 [2021-12-15 17:01:55,178 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:55,178 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:55,178 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:55,178 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:55,178 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:55,178 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:55,178 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:55,186 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:55,202 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 [2021-12-15 17:01:55,202 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:55,202 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:55,203 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) [2021-12-15 17:01:55,204 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 [2021-12-15 17:01:55,205 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 [2021-12-15 17:01:55,211 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:55,212 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:55,212 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:55,212 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:55,212 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:55,212 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:55,212 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:55,213 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:55,229 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-12-15 17:01:55,229 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:55,229 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:55,230 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) [2021-12-15 17:01:55,234 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 [2021-12-15 17:01:55,240 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:55,240 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:55,240 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:55,240 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:55,240 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:55,241 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:55,241 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:55,242 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:55,248 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 [2021-12-15 17:01:55,258 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 [2021-12-15 17:01:55,259 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:55,259 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:55,260 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) [2021-12-15 17:01:55,261 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 [2021-12-15 17:01:55,262 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 [2021-12-15 17:01:55,267 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:55,267 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:55,267 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:55,267 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:55,269 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:01:55,269 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:01:55,279 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:55,296 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 [2021-12-15 17:01:55,296 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:55,296 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:55,297 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) [2021-12-15 17:01:55,298 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 [2021-12-15 17:01:55,300 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 [2021-12-15 17:01:55,306 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:55,306 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:55,306 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:55,306 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:55,306 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:55,307 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:55,307 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:55,315 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:55,336 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-12-15 17:01:55,336 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:55,337 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:55,337 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) [2021-12-15 17:01:55,338 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 [2021-12-15 17:01:55,340 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 [2021-12-15 17:01:55,345 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:55,345 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:55,345 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:55,345 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:55,345 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:55,346 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:55,346 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:55,361 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:55,377 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 [2021-12-15 17:01:55,377 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:55,377 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:55,383 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) [2021-12-15 17:01:55,383 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 [2021-12-15 17:01:55,385 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 [2021-12-15 17:01:55,391 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:55,391 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:55,391 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:55,391 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:55,391 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:55,392 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:55,392 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:55,401 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:55,418 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-12-15 17:01:55,419 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:55,419 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:55,420 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) [2021-12-15 17:01:55,422 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 [2021-12-15 17:01:55,423 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 [2021-12-15 17:01:55,440 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:55,440 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:55,440 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:55,441 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:55,441 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:55,441 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:55,441 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:55,465 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:55,498 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-12-15 17:01:55,498 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:55,499 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:55,516 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) [2021-12-15 17:01:55,520 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 [2021-12-15 17:01:55,520 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 [2021-12-15 17:01:55,526 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:55,526 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:55,526 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:55,526 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:55,526 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:55,527 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:55,527 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:55,542 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:55,558 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-12-15 17:01:55,558 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:55,558 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:55,559 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) [2021-12-15 17:01:55,560 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 [2021-12-15 17:01:55,561 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 [2021-12-15 17:01:55,567 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:55,567 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:55,567 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:55,567 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:55,567 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:55,568 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:55,568 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:55,577 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:55,593 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-12-15 17:01:55,593 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:55,594 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:55,594 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) [2021-12-15 17:01:55,600 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 [2021-12-15 17:01:55,601 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 [2021-12-15 17:01:55,607 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:55,607 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:55,607 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:55,607 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:55,607 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:55,608 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:55,608 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:55,619 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:55,635 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-12-15 17:01:55,635 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:55,635 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:55,636 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) [2021-12-15 17:01:55,637 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 [2021-12-15 17:01:55,639 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 [2021-12-15 17:01:55,644 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:55,645 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:55,645 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:55,645 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:55,645 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:55,645 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:55,645 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:55,646 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:55,664 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-12-15 17:01:55,664 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:55,665 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:55,665 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) [2021-12-15 17:01:55,666 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 [2021-12-15 17:01:55,668 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 [2021-12-15 17:01:55,674 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:55,674 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:55,674 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:55,674 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:55,674 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:55,675 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:55,675 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:55,690 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:55,706 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2021-12-15 17:01:55,706 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:55,706 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:55,708 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) [2021-12-15 17:01:55,709 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 [2021-12-15 17:01:55,711 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 [2021-12-15 17:01:55,717 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:55,717 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:55,717 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:55,717 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:55,717 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:55,717 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:55,718 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:55,726 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:55,744 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 [2021-12-15 17:01:55,745 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:55,745 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:55,746 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) [2021-12-15 17:01:55,747 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 [2021-12-15 17:01:55,748 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 [2021-12-15 17:01:55,756 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:55,756 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:55,756 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:55,756 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:55,756 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:55,757 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:55,757 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:55,758 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:55,780 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2021-12-15 17:01:55,781 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:55,781 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:55,782 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) [2021-12-15 17:01:55,783 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 [2021-12-15 17:01:55,785 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 [2021-12-15 17:01:55,792 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:55,792 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:55,792 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:55,792 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:55,794 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:01:55,794 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:01:55,808 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:55,829 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-12-15 17:01:55,830 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:55,830 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:55,831 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) [2021-12-15 17:01:55,833 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 [2021-12-15 17:01:55,834 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 [2021-12-15 17:01:55,840 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:55,840 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:55,840 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:55,840 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:55,840 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:55,841 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:55,841 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:55,847 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:55,865 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2021-12-15 17:01:55,866 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:55,866 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:55,867 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) [2021-12-15 17:01:55,867 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 [2021-12-15 17:01:55,869 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 [2021-12-15 17:01:55,875 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:55,875 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:55,875 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:55,875 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:55,875 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:55,876 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:55,876 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:55,876 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:55,892 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 [2021-12-15 17:01:55,893 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:55,893 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:55,894 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) [2021-12-15 17:01:55,895 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 [2021-12-15 17:01:55,896 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 [2021-12-15 17:01:55,902 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:55,903 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:55,903 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:55,903 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:55,904 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:01:55,904 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:01:55,906 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:55,924 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2021-12-15 17:01:55,924 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:55,925 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:55,926 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) [2021-12-15 17:01:55,927 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 [2021-12-15 17:01:55,929 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 [2021-12-15 17:01:55,934 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:55,935 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:55,935 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:55,935 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:55,935 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:55,935 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:55,935 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:55,944 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:55,976 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2021-12-15 17:01:55,977 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:55,977 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:55,978 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) [2021-12-15 17:01:55,979 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 [2021-12-15 17:01:55,983 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 [2021-12-15 17:01:55,998 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:55,998 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:55,998 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:55,999 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:56,000 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:01:56,000 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:01:56,003 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:56,021 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 [2021-12-15 17:01:56,022 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:56,022 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:56,023 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) [2021-12-15 17:01:56,024 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 [2021-12-15 17:01:56,025 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 [2021-12-15 17:01:56,031 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:56,031 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:56,031 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:56,031 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:56,031 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:56,032 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:56,033 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:56,033 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:56,049 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 [2021-12-15 17:01:56,049 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:56,049 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:56,050 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) [2021-12-15 17:01:56,051 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 [2021-12-15 17:01:56,052 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 [2021-12-15 17:01:56,058 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:56,058 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:56,058 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:56,058 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:56,058 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:56,059 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:56,060 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:56,074 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:56,091 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2021-12-15 17:01:56,091 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:56,091 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:56,092 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) [2021-12-15 17:01:56,093 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 [2021-12-15 17:01:56,094 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 [2021-12-15 17:01:56,100 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:56,100 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:56,100 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:56,100 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:56,100 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:56,100 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:56,100 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:56,101 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:56,117 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2021-12-15 17:01:56,118 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:56,118 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:56,118 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) [2021-12-15 17:01:56,119 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 [2021-12-15 17:01:56,120 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 [2021-12-15 17:01:56,126 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:56,126 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:56,126 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:56,126 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:56,126 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:56,127 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:56,127 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:56,142 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:56,158 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2021-12-15 17:01:56,159 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:56,159 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:56,160 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) [2021-12-15 17:01:56,161 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 [2021-12-15 17:01:56,161 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 [2021-12-15 17:01:56,167 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:56,167 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:56,167 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:56,167 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:56,168 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:56,168 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:56,168 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:56,169 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:56,184 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2021-12-15 17:01:56,186 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:56,186 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:56,186 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) [2021-12-15 17:01:56,187 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 [2021-12-15 17:01:56,189 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 [2021-12-15 17:01:56,195 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:56,195 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:56,195 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:56,195 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:56,195 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:56,196 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:56,196 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:56,210 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:56,226 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2021-12-15 17:01:56,227 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:56,227 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:56,228 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) [2021-12-15 17:01:56,231 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 [2021-12-15 17:01:56,232 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 [2021-12-15 17:01:56,238 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:56,238 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:56,238 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:56,238 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:56,238 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:56,239 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:56,239 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:56,240 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:56,255 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 [2021-12-15 17:01:56,255 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:56,256 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:56,256 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) [2021-12-15 17:01:56,257 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 [2021-12-15 17:01:56,258 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 [2021-12-15 17:01:56,265 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:56,265 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:56,265 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:56,265 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:56,265 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:56,266 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:56,266 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:56,267 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:56,282 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 [2021-12-15 17:01:56,283 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:56,283 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:56,284 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) [2021-12-15 17:01:56,284 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 [2021-12-15 17:01:56,286 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 [2021-12-15 17:01:56,292 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:56,292 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:56,292 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:56,292 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:56,292 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:56,293 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:56,293 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:56,294 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:56,309 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 [2021-12-15 17:01:56,309 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:56,310 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:56,310 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) [2021-12-15 17:01:56,313 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 [2021-12-15 17:01:56,314 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 [2021-12-15 17:01:56,320 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:56,320 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:56,321 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:56,321 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:56,321 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:56,321 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:56,321 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:56,322 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:56,337 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 [2021-12-15 17:01:56,337 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:56,338 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:56,339 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) [2021-12-15 17:01:56,340 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 [2021-12-15 17:01:56,341 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 [2021-12-15 17:01:56,347 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:56,347 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:56,347 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:56,347 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:56,347 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:56,348 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:56,348 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:56,362 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:56,379 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2021-12-15 17:01:56,379 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:56,379 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:56,380 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) [2021-12-15 17:01:56,381 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 [2021-12-15 17:01:56,382 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 [2021-12-15 17:01:56,388 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:56,388 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:56,388 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:56,388 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:56,391 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:01:56,391 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:01:56,406 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:56,421 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 [2021-12-15 17:01:56,421 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:56,422 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:56,444 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) [2021-12-15 17:01:56,444 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 [2021-12-15 17:01:56,456 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 [2021-12-15 17:01:56,463 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:56,463 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:56,463 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:56,463 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:56,469 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:01:56,469 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:01:56,483 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:56,499 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2021-12-15 17:01:56,499 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:56,499 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:56,500 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) [2021-12-15 17:01:56,501 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 [2021-12-15 17:01:56,502 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 [2021-12-15 17:01:56,509 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:56,509 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:56,509 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:56,509 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:56,516 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:01:56,516 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:01:56,530 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:56,547 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 [2021-12-15 17:01:56,547 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:56,547 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:56,548 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) [2021-12-15 17:01:56,572 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 [2021-12-15 17:01:56,572 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 [2021-12-15 17:01:56,578 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:56,579 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:56,579 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:56,579 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:56,581 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:01:56,581 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:01:56,584 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:56,601 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 [2021-12-15 17:01:56,601 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:56,601 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:56,602 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) [2021-12-15 17:01:56,604 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 [2021-12-15 17:01:56,609 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 [2021-12-15 17:01:56,611 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:56,611 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:56,611 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:56,611 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:56,612 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:01:56,612 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:01:56,614 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:56,629 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2021-12-15 17:01:56,631 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:56,631 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:56,635 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) [2021-12-15 17:01:56,637 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 [2021-12-15 17:01:56,637 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 [2021-12-15 17:01:56,642 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:56,642 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:56,643 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:56,643 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:56,650 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:01:56,650 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:01:56,652 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:56,668 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 [2021-12-15 17:01:56,668 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:56,668 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:56,669 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) [2021-12-15 17:01:56,670 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 [2021-12-15 17:01:56,671 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 [2021-12-15 17:01:56,677 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:56,677 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:56,677 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:56,677 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:56,682 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:01:56,682 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:01:56,697 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-15 17:01:56,725 INFO L443 ModelExtractionUtils]: Simplification made 5 calls to the SMT solver. [2021-12-15 17:01:56,725 INFO L444 ModelExtractionUtils]: 7 out of 13 variables were initially zero. Simplification set additionally 1 variables to zero. [2021-12-15 17:01:56,726 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:56,726 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:56,758 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) [2021-12-15 17:01:56,784 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-15 17:01:56,808 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 [2021-12-15 17:01:56,818 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2021-12-15 17:01:56,818 INFO L513 LassoAnalysis]: Proved termination. [2021-12-15 17:01:56,819 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] [2021-12-15 17:01:56,834 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 [2021-12-15 17:01:56,949 INFO L297 tatePredicateManager]: 36 out of 40 supporting invariants were superfluous and have been removed [2021-12-15 17:01:56,963 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 [2021-12-15 17:01:56,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:01:57,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 17:01:57,029 INFO L263 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 47 conjunts are in the unsatisfiable core [2021-12-15 17:01:57,033 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-15 17:01:57,066 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-12-15 17:01:57,067 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 [2021-12-15 17:01:57,137 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 [2021-12-15 17:01:57,192 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 [2021-12-15 17:01:57,239 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 [2021-12-15 17:01:57,294 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 [2021-12-15 17:01:57,339 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 [2021-12-15 17:01:57,388 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 [2021-12-15 17:01:57,434 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 [2021-12-15 17:01:57,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 17:01:57,474 INFO L263 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 13 conjunts are in the unsatisfiable core [2021-12-15 17:01:57,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-15 17:01:57,557 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-15 17:01:57,560 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 [2021-12-15 17:01:57,561 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) [2021-12-15 17:01:57,809 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. [2021-12-15 17:01:57,809 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 [2021-12-15 17:01:57,810 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) [2021-12-15 17:01:57,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 46 transitions. [2021-12-15 17:01:57,811 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 14 states and 46 transitions. Stem has 19 letters. Loop has 3 letters. [2021-12-15 17:01:57,812 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-15 17:01:57,812 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 14 states and 46 transitions. Stem has 22 letters. Loop has 3 letters. [2021-12-15 17:01:57,812 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-15 17:01:57,812 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 14 states and 46 transitions. Stem has 19 letters. Loop has 6 letters. [2021-12-15 17:01:57,812 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-15 17:01:57,812 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 53 states and 61 transitions. [2021-12-15 17:01:57,813 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2021-12-15 17:01:57,813 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 53 states to 29 states and 34 transitions. [2021-12-15 17:01:57,813 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 28 [2021-12-15 17:01:57,813 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 29 [2021-12-15 17:01:57,813 INFO L73 IsDeterministic]: Start isDeterministic. Operand 29 states and 34 transitions. [2021-12-15 17:01:57,813 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-15 17:01:57,814 INFO L681 BuchiCegarLoop]: Abstraction has 29 states and 34 transitions. [2021-12-15 17:01:57,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states and 34 transitions. [2021-12-15 17:01:57,814 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 24. [2021-12-15 17:01:57,814 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) [2021-12-15 17:01:57,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 27 transitions. [2021-12-15 17:01:57,815 INFO L704 BuchiCegarLoop]: Abstraction has 24 states and 27 transitions. [2021-12-15 17:01:57,815 INFO L587 BuchiCegarLoop]: Abstraction has 24 states and 27 transitions. [2021-12-15 17:01:57,815 INFO L425 BuchiCegarLoop]: ======== Iteration 11============ [2021-12-15 17:01:57,815 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 24 states and 27 transitions. [2021-12-15 17:01:57,815 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-12-15 17:01:57,815 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-15 17:01:57,815 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-15 17:01:57,815 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] [2021-12-15 17:01:57,815 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-12-15 17:01:57,815 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 [2021-12-15 17:01:57,815 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 [2021-12-15 17:01:57,816 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:01:57,816 INFO L85 PathProgramCache]: Analyzing trace with hash 189281224, now seen corresponding path program 1 times [2021-12-15 17:01:57,816 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:01:57,816 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [577446078] [2021-12-15 17:01:57,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:01:57,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:01:57,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 17:01:57,975 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-15 17:01:57,976 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 17:01:57,976 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [577446078] [2021-12-15 17:01:57,976 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [577446078] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-15 17:01:57,976 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-15 17:01:57,976 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2021-12-15 17:01:57,976 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2025652885] [2021-12-15 17:01:57,977 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-15 17:01:57,977 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-15 17:01:57,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:01:57,977 INFO L85 PathProgramCache]: Analyzing trace with hash 97419, now seen corresponding path program 11 times [2021-12-15 17:01:57,977 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:01:57,977 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1154714789] [2021-12-15 17:01:57,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:01:57,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:01:57,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:57,983 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-15 17:01:57,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:57,989 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-15 17:01:58,124 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-15 17:01:58,125 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-12-15 17:01:58,125 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=143, Unknown=0, NotChecked=0, Total=210 [2021-12-15 17:01:58,125 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) [2021-12-15 17:01:58,220 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-15 17:01:58,220 INFO L93 Difference]: Finished difference Result 28 states and 32 transitions. [2021-12-15 17:01:58,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-12-15 17:01:58,221 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 28 states and 32 transitions. [2021-12-15 17:01:58,221 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-12-15 17:01:58,222 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 28 states to 28 states and 32 transitions. [2021-12-15 17:01:58,222 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 28 [2021-12-15 17:01:58,222 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 28 [2021-12-15 17:01:58,222 INFO L73 IsDeterministic]: Start isDeterministic. Operand 28 states and 32 transitions. [2021-12-15 17:01:58,222 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-15 17:01:58,222 INFO L681 BuchiCegarLoop]: Abstraction has 28 states and 32 transitions. [2021-12-15 17:01:58,222 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states and 32 transitions. [2021-12-15 17:01:58,223 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 22. [2021-12-15 17:01:58,223 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) [2021-12-15 17:01:58,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 24 transitions. [2021-12-15 17:01:58,223 INFO L704 BuchiCegarLoop]: Abstraction has 22 states and 24 transitions. [2021-12-15 17:01:58,223 INFO L587 BuchiCegarLoop]: Abstraction has 22 states and 24 transitions. [2021-12-15 17:01:58,223 INFO L425 BuchiCegarLoop]: ======== Iteration 12============ [2021-12-15 17:01:58,223 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 22 states and 24 transitions. [2021-12-15 17:01:58,223 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-12-15 17:01:58,223 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-15 17:01:58,223 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-15 17:01:58,224 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] [2021-12-15 17:01:58,224 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-12-15 17:01:58,224 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 [2021-12-15 17:01:58,224 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 [2021-12-15 17:01:58,224 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:01:58,224 INFO L85 PathProgramCache]: Analyzing trace with hash 189283148, now seen corresponding path program 1 times [2021-12-15 17:01:58,224 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:01:58,224 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1199603171] [2021-12-15 17:01:58,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:01:58,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:01:58,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:58,238 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-15 17:01:58,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:58,247 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-15 17:01:58,248 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:01:58,248 INFO L85 PathProgramCache]: Analyzing trace with hash 97419, now seen corresponding path program 12 times [2021-12-15 17:01:58,248 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:01:58,248 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [277760445] [2021-12-15 17:01:58,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:01:58,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:01:58,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:58,254 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-15 17:01:58,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:58,258 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-15 17:01:58,258 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:01:58,258 INFO L85 PathProgramCache]: Analyzing trace with hash -357729952, now seen corresponding path program 1 times [2021-12-15 17:01:58,259 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:01:58,259 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1657091027] [2021-12-15 17:01:58,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:01:58,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:01:58,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:58,277 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-15 17:01:58,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:58,289 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-15 17:02:03,914 WARN L227 SmtUtils]: Spent 5.49s 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) [2021-12-15 17:02:04,347 INFO L210 LassoAnalysis]: Preferences: [2021-12-15 17:02:04,348 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-15 17:02:04,348 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-15 17:02:04,348 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-15 17:02:04,348 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-15 17:02:04,348 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:02:04,348 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-15 17:02:04,348 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-15 17:02:04,348 INFO L133 ssoRankerPreferences]: Filename of dumped script: Toulouse-MultiBranchesToLoop-alloca.i_Iteration12_Lasso [2021-12-15 17:02:04,348 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-15 17:02:04,348 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-15 17:02:04,350 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:02:04,353 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:02:04,355 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:02:04,356 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:02:04,358 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:02:04,359 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:02:04,360 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:02:04,362 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:02:04,363 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:02:04,365 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:02:04,366 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:02:04,368 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:02:04,370 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:02:04,371 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:02:04,373 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:02:04,374 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:02:04,375 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:02:04,377 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:02:04,378 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:02:04,380 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:02:04,381 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:02:04,383 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:02:04,384 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:02:04,385 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:02:04,387 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:02:04,395 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:02:04,396 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:02:04,398 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:02:04,400 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:02:04,401 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:02:04,403 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:02:04,404 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:02:04,406 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:02:04,754 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:02:04,756 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:02:04,759 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:02:04,760 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:02:04,762 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:02:04,763 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:02:04,765 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:02:04,766 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:02:04,767 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:02:04,769 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:02:04,770 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:02:04,772 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:02:04,773 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:02:04,775 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:02:04,778 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:02:04,780 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:02:04,781 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:02:04,783 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:02:04,784 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:02:04,785 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:02:04,787 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:02:04,788 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:02:04,790 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:02:04,791 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:02:05,259 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-15 17:02:05,259 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-15 17:02:05,259 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:02:05,259 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:02:05,260 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) [2021-12-15 17:02:05,261 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 [2021-12-15 17:02:05,262 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 [2021-12-15 17:02:05,268 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:02:05,268 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:02:05,268 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:02:05,268 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:02:05,268 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:02:05,268 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:02:05,268 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:02:05,287 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:02:05,302 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2021-12-15 17:02:05,302 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:02:05,302 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:02:05,304 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) [2021-12-15 17:02:05,305 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 [2021-12-15 17:02:05,307 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 [2021-12-15 17:02:05,312 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:02:05,312 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:02:05,312 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:02:05,312 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:02:05,312 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:02:05,313 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:02:05,313 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:02:05,328 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:02:05,343 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2021-12-15 17:02:05,344 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:02:05,344 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:02:05,345 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) [2021-12-15 17:02:05,347 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 [2021-12-15 17:02:05,348 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 [2021-12-15 17:02:05,353 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:02:05,353 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:02:05,353 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:02:05,353 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:02:05,353 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:02:05,353 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:02:05,353 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:02:05,362 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:02:05,376 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2021-12-15 17:02:05,377 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:02:05,377 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:02:05,378 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) [2021-12-15 17:02:05,379 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 [2021-12-15 17:02:05,380 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 [2021-12-15 17:02:05,385 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:02:05,385 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:02:05,385 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:02:05,385 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:02:05,385 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:02:05,386 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:02:05,386 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:02:05,388 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:02:05,404 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2021-12-15 17:02:05,404 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:02:05,404 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:02:05,405 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) [2021-12-15 17:02:05,406 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 [2021-12-15 17:02:05,407 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 [2021-12-15 17:02:05,413 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:02:05,413 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:02:05,413 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:02:05,413 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:02:05,413 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:02:05,413 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:02:05,414 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:02:05,416 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:02:05,430 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2021-12-15 17:02:05,431 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:02:05,431 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:02:05,432 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) [2021-12-15 17:02:05,432 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 [2021-12-15 17:02:05,434 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 [2021-12-15 17:02:05,439 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:02:05,439 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:02:05,439 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:02:05,439 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:02:05,440 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:02:05,440 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:02:05,440 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:02:05,441 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:02:05,456 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2021-12-15 17:02:05,456 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:02:05,456 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:02:05,458 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) [2021-12-15 17:02:05,459 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 [2021-12-15 17:02:05,460 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 [2021-12-15 17:02:05,465 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:02:05,465 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:02:05,466 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:02:05,466 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:02:05,466 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:02:05,466 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:02:05,466 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:02:05,468 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:02:05,484 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 [2021-12-15 17:02:05,484 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:02:05,484 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:02:05,485 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) [2021-12-15 17:02:05,490 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 [2021-12-15 17:02:05,490 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 [2021-12-15 17:02:05,497 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:02:05,497 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:02:05,497 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:02:05,497 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:02:05,497 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:02:05,497 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:02:05,498 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:02:05,502 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:02:05,517 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2021-12-15 17:02:05,518 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:02:05,518 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:02:05,523 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) [2021-12-15 17:02:05,524 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 [2021-12-15 17:02:05,529 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 [2021-12-15 17:02:05,535 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:02:05,535 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:02:05,535 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:02:05,535 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:02:05,535 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:02:05,536 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:02:05,536 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:02:05,536 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:02:05,552 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2021-12-15 17:02:05,552 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:02:05,552 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:02:05,553 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) [2021-12-15 17:02:05,554 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 [2021-12-15 17:02:05,556 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 [2021-12-15 17:02:05,562 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:02:05,562 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:02:05,562 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:02:05,562 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:02:05,562 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:02:05,563 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:02:05,563 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:02:05,577 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:02:05,592 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 [2021-12-15 17:02:05,592 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:02:05,593 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:02:05,593 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) [2021-12-15 17:02:05,594 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 [2021-12-15 17:02:05,596 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 [2021-12-15 17:02:05,602 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:02:05,602 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:02:05,602 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:02:05,602 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:02:05,604 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:02:05,604 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:02:05,606 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:02:05,621 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2021-12-15 17:02:05,622 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:02:05,622 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:02:05,623 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) [2021-12-15 17:02:05,625 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 [2021-12-15 17:02:05,625 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 [2021-12-15 17:02:05,631 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:02:05,631 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:02:05,631 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:02:05,631 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:02:05,631 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:02:05,632 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:02:05,632 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:02:05,640 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:02:05,655 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2021-12-15 17:02:05,656 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:02:05,656 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:02:05,657 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) [2021-12-15 17:02:05,657 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 [2021-12-15 17:02:05,659 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 [2021-12-15 17:02:05,665 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:02:05,665 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:02:05,665 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:02:05,665 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:02:05,666 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:02:05,666 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:02:05,666 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:02:05,681 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:02:05,707 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 [2021-12-15 17:02:05,708 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:02:05,708 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:02:05,708 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) [2021-12-15 17:02:05,709 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 [2021-12-15 17:02:05,723 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 [2021-12-15 17:02:05,730 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:02:05,730 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:02:05,730 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:02:05,730 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:02:05,730 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:02:05,731 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:02:05,731 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:02:05,742 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:02:05,757 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2021-12-15 17:02:05,757 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:02:05,757 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:02:05,758 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) [2021-12-15 17:02:05,759 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 [2021-12-15 17:02:05,760 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 [2021-12-15 17:02:05,766 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:02:05,766 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:02:05,766 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:02:05,766 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:02:05,766 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:02:05,766 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:02:05,766 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:02:05,767 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:02:05,783 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2021-12-15 17:02:05,783 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:02:05,783 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:02:05,795 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) [2021-12-15 17:02:05,796 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 [2021-12-15 17:02:05,798 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 [2021-12-15 17:02:05,804 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:02:05,804 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:02:05,804 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:02:05,804 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:02:05,815 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:02:05,815 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:02:05,815 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:02:05,816 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:02:05,831 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 [2021-12-15 17:02:05,833 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:02:05,833 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:02:05,834 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) [2021-12-15 17:02:05,835 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 [2021-12-15 17:02:05,837 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 [2021-12-15 17:02:05,843 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:02:05,843 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:02:05,843 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:02:05,843 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:02:05,844 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:02:05,844 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:02:05,844 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:02:05,858 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:02:05,873 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2021-12-15 17:02:05,873 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:02:05,874 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:02:05,874 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) [2021-12-15 17:02:05,875 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 [2021-12-15 17:02:05,877 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 [2021-12-15 17:02:05,883 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:02:05,883 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:02:05,883 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:02:05,883 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:02:05,884 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:02:05,884 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:02:05,886 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:02:05,902 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2021-12-15 17:02:05,902 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:02:05,902 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:02:05,903 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) [2021-12-15 17:02:05,903 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 [2021-12-15 17:02:05,905 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 [2021-12-15 17:02:05,911 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:02:05,911 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:02:05,911 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:02:05,911 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:02:05,911 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:02:05,911 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:02:05,911 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:02:05,919 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:02:05,934 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2021-12-15 17:02:05,934 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:02:05,934 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:02:05,935 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) [2021-12-15 17:02:05,936 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 [2021-12-15 17:02:05,937 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 [2021-12-15 17:02:05,943 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:02:05,944 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:02:05,944 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:02:05,944 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:02:05,944 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:02:05,945 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:02:05,945 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:02:05,949 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:02:05,965 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 [2021-12-15 17:02:05,965 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:02:05,965 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:02:05,966 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) [2021-12-15 17:02:05,967 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 [2021-12-15 17:02:05,968 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 [2021-12-15 17:02:05,974 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:02:05,975 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:02:05,975 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:02:05,975 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:02:05,975 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:02:05,975 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:02:05,975 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:02:05,976 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:02:05,992 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0 [2021-12-15 17:02:05,992 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:02:05,993 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:02:05,993 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) [2021-12-15 17:02:05,994 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 [2021-12-15 17:02:05,995 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 [2021-12-15 17:02:06,001 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:02:06,002 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:02:06,002 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:02:06,002 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:02:06,002 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:02:06,002 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:02:06,002 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:02:06,003 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:02:06,019 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 [2021-12-15 17:02:06,019 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:02:06,019 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:02:06,020 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) [2021-12-15 17:02:06,021 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 [2021-12-15 17:02:06,022 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 [2021-12-15 17:02:06,029 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:02:06,029 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:02:06,029 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:02:06,029 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:02:06,029 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:02:06,030 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:02:06,030 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:02:06,031 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:02:06,046 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 [2021-12-15 17:02:06,047 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:02:06,047 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:02:06,048 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) [2021-12-15 17:02:06,048 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 [2021-12-15 17:02:06,050 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 [2021-12-15 17:02:06,056 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:02:06,057 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:02:06,057 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:02:06,057 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:02:06,057 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:02:06,057 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:02:06,057 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:02:06,058 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:02:06,073 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 [2021-12-15 17:02:06,074 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:02:06,074 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:02:06,075 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) [2021-12-15 17:02:06,075 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 [2021-12-15 17:02:06,077 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 [2021-12-15 17:02:06,083 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:02:06,083 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:02:06,083 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:02:06,083 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:02:06,083 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:02:06,088 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:02:06,088 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:02:06,089 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:02:06,104 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 [2021-12-15 17:02:06,104 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:02:06,105 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:02:06,105 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) [2021-12-15 17:02:06,106 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 [2021-12-15 17:02:06,107 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 [2021-12-15 17:02:06,115 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:02:06,115 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:02:06,115 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:02:06,115 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:02:06,115 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:02:06,116 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:02:06,116 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:02:06,126 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:02:06,149 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 [2021-12-15 17:02:06,150 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:02:06,150 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:02:06,151 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) [2021-12-15 17:02:06,152 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 [2021-12-15 17:02:06,153 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 [2021-12-15 17:02:06,160 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:02:06,161 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:02:06,161 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:02:06,161 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:02:06,161 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:02:06,161 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:02:06,161 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:02:06,170 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:02:06,186 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2021-12-15 17:02:06,187 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:02:06,187 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:02:06,188 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) [2021-12-15 17:02:06,188 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 [2021-12-15 17:02:06,190 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 [2021-12-15 17:02:06,205 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:02:06,205 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:02:06,205 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:02:06,205 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:02:06,206 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:02:06,206 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:02:06,219 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:02:06,235 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Forceful destruction successful, exit code 0 [2021-12-15 17:02:06,235 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:02:06,235 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:02:06,236 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) [2021-12-15 17:02:06,261 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 [2021-12-15 17:02:06,261 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 [2021-12-15 17:02:06,267 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:02:06,268 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:02:06,268 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:02:06,268 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:02:06,268 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:02:06,268 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:02:06,268 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:02:06,279 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:02:06,294 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Forceful destruction successful, exit code 0 [2021-12-15 17:02:06,295 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:02:06,295 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:02:06,295 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) [2021-12-15 17:02:06,296 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 [2021-12-15 17:02:06,312 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 [2021-12-15 17:02:06,319 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:02:06,319 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:02:06,319 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:02:06,319 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:02:06,319 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:02:06,320 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:02:06,320 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:02:06,320 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:02:06,335 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Forceful destruction successful, exit code 0 [2021-12-15 17:02:06,336 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:02:06,336 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:02:06,337 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) [2021-12-15 17:02:06,337 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 [2021-12-15 17:02:06,339 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 [2021-12-15 17:02:06,347 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:02:06,347 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:02:06,347 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:02:06,347 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:02:06,347 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:02:06,348 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:02:06,348 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:02:06,361 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:02:06,385 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 [2021-12-15 17:02:06,385 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:02:06,385 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:02:06,386 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) [2021-12-15 17:02:06,387 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 [2021-12-15 17:02:06,388 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 [2021-12-15 17:02:06,396 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:02:06,396 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:02:06,396 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:02:06,396 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:02:06,396 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:02:06,396 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:02:06,397 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:02:06,444 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:02:06,465 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Ended with exit code 0 [2021-12-15 17:02:06,465 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:02:06,465 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:02:06,475 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) [2021-12-15 17:02:06,484 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 [2021-12-15 17:02:06,485 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 [2021-12-15 17:02:06,493 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:02:06,493 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:02:06,493 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:02:06,493 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:02:06,495 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:02:06,495 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:02:06,515 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:02:06,531 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 [2021-12-15 17:02:06,531 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:02:06,531 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:02:06,532 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) [2021-12-15 17:02:06,533 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 [2021-12-15 17:02:06,534 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 [2021-12-15 17:02:06,540 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:02:06,540 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:02:06,540 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:02:06,540 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:02:06,541 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:02:06,541 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:02:06,550 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:02:06,565 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Forceful destruction successful, exit code 0 [2021-12-15 17:02:06,566 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:02:06,566 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:02:06,567 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) [2021-12-15 17:02:06,567 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 [2021-12-15 17:02:06,570 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 [2021-12-15 17:02:06,577 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:02:06,577 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:02:06,577 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:02:06,577 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:02:06,580 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:02:06,580 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:02:06,592 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:02:06,607 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Forceful destruction successful, exit code 0 [2021-12-15 17:02:06,608 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:02:06,608 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:02:06,608 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) [2021-12-15 17:02:06,609 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 [2021-12-15 17:02:06,610 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 [2021-12-15 17:02:06,617 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:02:06,617 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:02:06,617 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:02:06,617 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:02:06,619 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:02:06,619 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:02:06,634 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:02:06,655 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Ended with exit code 0 [2021-12-15 17:02:06,656 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:02:06,656 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:02:06,657 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) [2021-12-15 17:02:06,657 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 [2021-12-15 17:02:06,659 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 [2021-12-15 17:02:06,665 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:02:06,666 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:02:06,666 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:02:06,666 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:02:06,667 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:02:06,667 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:02:06,670 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:02:06,696 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Forceful destruction successful, exit code 0 [2021-12-15 17:02:06,696 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:02:06,696 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:02:06,698 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) [2021-12-15 17:02:06,699 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 [2021-12-15 17:02:06,733 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 [2021-12-15 17:02:06,739 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:02:06,739 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:02:06,739 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:02:06,739 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:02:06,742 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:02:06,742 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:02:06,751 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:02:06,767 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 [2021-12-15 17:02:06,768 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:02:06,768 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:02:06,768 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) [2021-12-15 17:02:06,769 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 [2021-12-15 17:02:06,771 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 [2021-12-15 17:02:06,777 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:02:06,777 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:02:06,777 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:02:06,777 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:02:06,778 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:02:06,778 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:02:06,793 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:02:06,809 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Forceful destruction successful, exit code 0 [2021-12-15 17:02:06,810 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:02:06,810 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:02:06,812 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) [2021-12-15 17:02:06,813 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 [2021-12-15 17:02:06,814 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 [2021-12-15 17:02:06,821 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:02:06,821 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:02:06,821 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:02:06,821 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:02:06,828 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:02:06,828 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:02:06,843 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:02:06,860 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Forceful destruction successful, exit code 0 [2021-12-15 17:02:06,860 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:02:06,861 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:02:06,861 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) [2021-12-15 17:02:06,862 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 [2021-12-15 17:02:06,863 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 [2021-12-15 17:02:06,869 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:02:06,870 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:02:06,870 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:02:06,870 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:02:06,874 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:02:06,874 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:02:06,879 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-15 17:02:06,885 INFO L443 ModelExtractionUtils]: Simplification made 5 calls to the SMT solver. [2021-12-15 17:02:06,885 INFO L444 ModelExtractionUtils]: 7 out of 13 variables were initially zero. Simplification set additionally 1 variables to zero. [2021-12-15 17:02:06,885 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:02:06,885 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:02:06,886 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) [2021-12-15 17:02:06,886 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 [2021-12-15 17:02:06,888 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-15 17:02:06,909 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2021-12-15 17:02:06,909 INFO L513 LassoAnalysis]: Proved termination. [2021-12-15 17:02:06,909 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] [2021-12-15 17:02:06,926 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Forceful destruction successful, exit code 0 [2021-12-15 17:02:07,007 INFO L297 tatePredicateManager]: 36 out of 40 supporting invariants were superfluous and have been removed [2021-12-15 17:02:07,028 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:02:07,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 17:02:07,075 INFO L263 TraceCheckSpWp]: Trace formula consists of 231 conjuncts, 48 conjunts are in the unsatisfiable core [2021-12-15 17:02:07,080 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-15 17:02:07,111 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 [2021-12-15 17:02:07,137 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 [2021-12-15 17:02:07,211 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 [2021-12-15 17:02:07,262 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 [2021-12-15 17:02:07,289 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 [2021-12-15 17:02:07,317 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 [2021-12-15 17:02:07,353 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 [2021-12-15 17:02:07,393 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 [2021-12-15 17:02:07,437 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 [2021-12-15 17:02:07,474 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 [2021-12-15 17:02:07,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 17:02:07,504 INFO L263 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 18 conjunts are in the unsatisfiable core [2021-12-15 17:02:07,505 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-15 17:02:07,560 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-15 17:02:07,561 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 [2021-12-15 17:02:07,561 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) [2021-12-15 17:02:07,706 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. [2021-12-15 17:02:07,707 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 [2021-12-15 17:02:07,707 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) [2021-12-15 17:02:07,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 28 transitions. [2021-12-15 17:02:07,707 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 13 states and 28 transitions. Stem has 19 letters. Loop has 3 letters. [2021-12-15 17:02:07,708 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-15 17:02:07,708 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 13 states and 28 transitions. Stem has 22 letters. Loop has 3 letters. [2021-12-15 17:02:07,708 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-15 17:02:07,708 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 13 states and 28 transitions. Stem has 19 letters. Loop has 6 letters. [2021-12-15 17:02:07,708 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-15 17:02:07,708 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 28 states and 33 transitions. [2021-12-15 17:02:07,708 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-12-15 17:02:07,708 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 28 states to 22 states and 23 transitions. [2021-12-15 17:02:07,708 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 22 [2021-12-15 17:02:07,708 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 22 [2021-12-15 17:02:07,709 INFO L73 IsDeterministic]: Start isDeterministic. Operand 22 states and 23 transitions. [2021-12-15 17:02:07,709 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-15 17:02:07,709 INFO L681 BuchiCegarLoop]: Abstraction has 22 states and 23 transitions. [2021-12-15 17:02:07,709 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states and 23 transitions. [2021-12-15 17:02:07,709 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 22. [2021-12-15 17:02:07,709 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) [2021-12-15 17:02:07,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 23 transitions. [2021-12-15 17:02:07,710 INFO L704 BuchiCegarLoop]: Abstraction has 22 states and 23 transitions. [2021-12-15 17:02:07,710 INFO L587 BuchiCegarLoop]: Abstraction has 22 states and 23 transitions. [2021-12-15 17:02:07,710 INFO L425 BuchiCegarLoop]: ======== Iteration 13============ [2021-12-15 17:02:07,710 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 22 states and 23 transitions. [2021-12-15 17:02:07,710 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-12-15 17:02:07,710 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-15 17:02:07,710 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-15 17:02:07,710 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] [2021-12-15 17:02:07,710 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-12-15 17:02:07,710 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 [2021-12-15 17:02:07,710 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 [2021-12-15 17:02:07,711 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:02:07,711 INFO L85 PathProgramCache]: Analyzing trace with hash 189283146, now seen corresponding path program 1 times [2021-12-15 17:02:07,711 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:02:07,711 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [85336239] [2021-12-15 17:02:07,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:02:07,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:02:07,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 17:02:07,739 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-15 17:02:07,740 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 17:02:07,740 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [85336239] [2021-12-15 17:02:07,740 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [85336239] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-15 17:02:07,740 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-15 17:02:07,740 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-15 17:02:07,740 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1695352756] [2021-12-15 17:02:07,741 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-15 17:02:07,741 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-15 17:02:07,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:02:07,741 INFO L85 PathProgramCache]: Analyzing trace with hash 97419, now seen corresponding path program 13 times [2021-12-15 17:02:07,741 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:02:07,741 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1517567178] [2021-12-15 17:02:07,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:02:07,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:02:07,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:02:07,746 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-15 17:02:07,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:02:07,751 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-15 17:02:07,883 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-15 17:02:07,884 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-15 17:02:07,884 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-15 17:02:07,884 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) [2021-12-15 17:02:07,920 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-15 17:02:07,920 INFO L93 Difference]: Finished difference Result 19 states and 18 transitions. [2021-12-15 17:02:07,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-15 17:02:07,921 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 19 states and 18 transitions. [2021-12-15 17:02:07,921 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-12-15 17:02:07,921 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 19 states to 0 states and 0 transitions. [2021-12-15 17:02:07,921 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-12-15 17:02:07,921 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-12-15 17:02:07,921 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-12-15 17:02:07,921 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-15 17:02:07,921 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-15 17:02:07,921 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-15 17:02:07,922 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-15 17:02:07,922 INFO L425 BuchiCegarLoop]: ======== Iteration 14============ [2021-12-15 17:02:07,922 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-12-15 17:02:07,922 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-12-15 17:02:07,922 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-12-15 17:02:07,926 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 15.12 05:02:07 BoogieIcfgContainer [2021-12-15 17:02:07,926 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-12-15 17:02:07,926 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-15 17:02:07,926 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-15 17:02:07,926 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-15 17:02:07,927 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 05:01:43" (3/4) ... [2021-12-15 17:02:07,929 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-12-15 17:02:07,929 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-15 17:02:07,929 INFO L158 Benchmark]: Toolchain (without parser) took 25118.64ms. Allocated memory was 142.6MB in the beginning and 213.9MB in the end (delta: 71.3MB). Free memory was 116.4MB in the beginning and 114.3MB in the end (delta: 2.1MB). Peak memory consumption was 74.3MB. Max. memory is 16.1GB. [2021-12-15 17:02:07,930 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 90.2MB. Free memory is still 50.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 17:02:07,930 INFO L158 Benchmark]: CACSL2BoogieTranslator took 471.83ms. Allocated memory is still 142.6MB. Free memory was 116.3MB in the beginning and 113.8MB in the end (delta: 2.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-12-15 17:02:07,930 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.34ms. Allocated memory is still 142.6MB. Free memory was 113.8MB in the beginning and 111.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-15 17:02:07,930 INFO L158 Benchmark]: Boogie Preprocessor took 42.74ms. Allocated memory is still 142.6MB. Free memory was 111.6MB in the beginning and 110.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-15 17:02:07,931 INFO L158 Benchmark]: RCFGBuilder took 551.66ms. Allocated memory is still 142.6MB. Free memory was 110.2MB in the beginning and 94.3MB in the end (delta: 15.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-12-15 17:02:07,931 INFO L158 Benchmark]: BuchiAutomizer took 23988.15ms. Allocated memory was 142.6MB in the beginning and 213.9MB in the end (delta: 71.3MB). Free memory was 94.3MB in the beginning and 114.3MB in the end (delta: -20.0MB). Peak memory consumption was 54.4MB. Max. memory is 16.1GB. [2021-12-15 17:02:07,931 INFO L158 Benchmark]: Witness Printer took 2.68ms. Allocated memory is still 213.9MB. Free memory is still 114.3MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 17:02:07,932 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 90.2MB. Free memory is still 50.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 471.83ms. Allocated memory is still 142.6MB. Free memory was 116.3MB in the beginning and 113.8MB in the end (delta: 2.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.34ms. Allocated memory is still 142.6MB. Free memory was 113.8MB in the beginning and 111.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.74ms. Allocated memory is still 142.6MB. Free memory was 111.6MB in the beginning and 110.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 551.66ms. Allocated memory is still 142.6MB. Free memory was 110.2MB in the beginning and 94.3MB in the end (delta: 15.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * BuchiAutomizer took 23988.15ms. Allocated memory was 142.6MB in the beginning and 213.9MB in the end (delta: 71.3MB). Free memory was 94.3MB in the beginning and 114.3MB in the end (delta: -20.0MB). Peak memory consumption was 54.4MB. Max. memory is 16.1GB. * Witness Printer took 2.68ms. Allocated memory is still 213.9MB. Free memory is still 114.3MB. 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 23.9s and 14 iterations. TraceHistogramMax:1. Analysis of lassos took 20.8s. Construction of modules took 1.0s. Büchi inclusion checks took 1.8s. 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, 1.3s 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: 27ms 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! [2021-12-15 17:02:07,999 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