./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-dietlibc/strtol.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 791161d1 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-dietlibc/strtol.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 bcbc91130461471a924c9b7d42b69988876440be9da9cf52278e4a7d2ea580f0 --- Real Ultimate output --- This is Ultimate 0.2.2-?-791161d [2022-07-23 14:24:40,330 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-23 14:24:40,332 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-23 14:24:40,370 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-23 14:24:40,371 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-23 14:24:40,372 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-23 14:24:40,375 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-23 14:24:40,380 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-23 14:24:40,382 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-23 14:24:40,385 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-23 14:24:40,386 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-23 14:24:40,387 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-23 14:24:40,387 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-23 14:24:40,388 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-23 14:24:40,389 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-23 14:24:40,392 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-23 14:24:40,393 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-23 14:24:40,394 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-23 14:24:40,396 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-23 14:24:40,402 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-23 14:24:40,409 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-23 14:24:40,410 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-23 14:24:40,411 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-23 14:24:40,412 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-23 14:24:40,413 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-23 14:24:40,421 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-23 14:24:40,421 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-23 14:24:40,422 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-23 14:24:40,424 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-23 14:24:40,424 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-23 14:24:40,425 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-23 14:24:40,426 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-23 14:24:40,427 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-23 14:24:40,428 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-23 14:24:40,429 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-23 14:24:40,430 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-23 14:24:40,431 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-23 14:24:40,432 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-23 14:24:40,432 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-23 14:24:40,432 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-23 14:24:40,433 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-23 14:24:40,435 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-23 14:24:40,436 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2022-07-23 14:24:40,481 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-23 14:24:40,481 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-23 14:24:40,482 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-23 14:24:40,482 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-23 14:24:40,484 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-23 14:24:40,484 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-23 14:24:40,484 INFO L138 SettingsManager]: * Use SBE=true [2022-07-23 14:24:40,484 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-07-23 14:24:40,484 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-07-23 14:24:40,485 INFO L138 SettingsManager]: * Use old map elimination=false [2022-07-23 14:24:40,486 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-07-23 14:24:40,486 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-07-23 14:24:40,486 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-07-23 14:24:40,486 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-23 14:24:40,486 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-23 14:24:40,486 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-23 14:24:40,488 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-23 14:24:40,488 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-07-23 14:24:40,488 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-07-23 14:24:40,488 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-07-23 14:24:40,488 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-23 14:24:40,489 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-07-23 14:24:40,489 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-23 14:24:40,489 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-07-23 14:24:40,494 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-23 14:24:40,494 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-23 14:24:40,495 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-23 14:24:40,495 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-23 14:24:40,496 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-07-23 14:24:40,496 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bcbc91130461471a924c9b7d42b69988876440be9da9cf52278e4a7d2ea580f0 [2022-07-23 14:24:40,741 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-23 14:24:40,766 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-23 14:24:40,768 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-23 14:24:40,769 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-23 14:24:40,770 INFO L275 PluginConnector]: CDTParser initialized [2022-07-23 14:24:40,771 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-dietlibc/strtol.i [2022-07-23 14:24:40,844 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/82f4819e0/79fb30badb354f85b9ecb9bc8bbcf0e3/FLAG961d848d4 [2022-07-23 14:24:41,329 INFO L306 CDTParser]: Found 1 translation units. [2022-07-23 14:24:41,330 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-dietlibc/strtol.i [2022-07-23 14:24:41,364 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/82f4819e0/79fb30badb354f85b9ecb9bc8bbcf0e3/FLAG961d848d4 [2022-07-23 14:24:41,869 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/82f4819e0/79fb30badb354f85b9ecb9bc8bbcf0e3 [2022-07-23 14:24:41,871 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-23 14:24:41,872 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-23 14:24:41,873 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-23 14:24:41,873 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-23 14:24:41,876 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-23 14:24:41,877 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 02:24:41" (1/1) ... [2022-07-23 14:24:41,878 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e8bee1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:24:41, skipping insertion in model container [2022-07-23 14:24:41,878 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 02:24:41" (1/1) ... [2022-07-23 14:24:41,884 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-23 14:24:41,911 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-23 14:24:42,143 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-23 14:24:42,150 INFO L203 MainTranslator]: Completed pre-run [2022-07-23 14:24:42,186 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-23 14:24:42,207 INFO L208 MainTranslator]: Completed translation [2022-07-23 14:24:42,208 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:24:42 WrapperNode [2022-07-23 14:24:42,208 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-23 14:24:42,209 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-23 14:24:42,209 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-23 14:24:42,209 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-23 14:24:42,215 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:24:42" (1/1) ... [2022-07-23 14:24:42,228 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:24:42" (1/1) ... [2022-07-23 14:24:42,249 INFO L137 Inliner]: procedures = 116, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 193 [2022-07-23 14:24:42,249 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-23 14:24:42,250 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-23 14:24:42,250 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-23 14:24:42,250 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-23 14:24:42,257 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:24:42" (1/1) ... [2022-07-23 14:24:42,257 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:24:42" (1/1) ... [2022-07-23 14:24:42,262 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:24:42" (1/1) ... [2022-07-23 14:24:42,274 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:24:42" (1/1) ... [2022-07-23 14:24:42,281 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:24:42" (1/1) ... [2022-07-23 14:24:42,297 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:24:42" (1/1) ... [2022-07-23 14:24:42,298 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:24:42" (1/1) ... [2022-07-23 14:24:42,301 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-23 14:24:42,312 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-23 14:24:42,312 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-23 14:24:42,312 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-23 14:24:42,313 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:24:42" (1/1) ... [2022-07-23 14:24:42,320 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:24:42,331 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:24:42,365 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) [2022-07-23 14:24:42,367 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 [2022-07-23 14:24:42,398 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-23 14:24:42,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-23 14:24:42,406 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-23 14:24:42,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-23 14:24:42,407 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-23 14:24:42,407 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-23 14:24:42,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-23 14:24:42,407 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-23 14:24:42,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-23 14:24:42,482 INFO L234 CfgBuilder]: Building ICFG [2022-07-23 14:24:42,483 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-23 14:24:42,801 INFO L275 CfgBuilder]: Performing block encoding [2022-07-23 14:24:42,806 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-23 14:24:42,810 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2022-07-23 14:24:42,812 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 02:24:42 BoogieIcfgContainer [2022-07-23 14:24:42,812 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-23 14:24:42,813 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-07-23 14:24:42,814 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-07-23 14:24:42,816 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-07-23 14:24:42,817 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-23 14:24:42,817 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 23.07 02:24:41" (1/3) ... [2022-07-23 14:24:42,819 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6824608 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.07 02:24:42, skipping insertion in model container [2022-07-23 14:24:42,819 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-23 14:24:42,819 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:24:42" (2/3) ... [2022-07-23 14:24:42,820 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6824608 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.07 02:24:42, skipping insertion in model container [2022-07-23 14:24:42,820 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-23 14:24:42,820 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 02:24:42" (3/3) ... [2022-07-23 14:24:42,821 INFO L354 chiAutomizerObserver]: Analyzing ICFG strtol.i [2022-07-23 14:24:42,865 INFO L255 stractBuchiCegarLoop]: Interprodecural is true [2022-07-23 14:24:42,865 INFO L256 stractBuchiCegarLoop]: Hoare is false [2022-07-23 14:24:42,865 INFO L257 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-07-23 14:24:42,865 INFO L258 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-07-23 14:24:42,865 INFO L259 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-07-23 14:24:42,865 INFO L260 stractBuchiCegarLoop]: Difference is false [2022-07-23 14:24:42,865 INFO L261 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-07-23 14:24:42,865 INFO L265 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-07-23 14:24:42,868 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 47 states, 46 states have (on average 1.6304347826086956) internal successors, (75), 46 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 14:24:42,884 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 15 [2022-07-23 14:24:42,884 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-23 14:24:42,884 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-23 14:24:42,889 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-07-23 14:24:42,889 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-23 14:24:42,890 INFO L287 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-07-23 14:24:42,890 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 47 states, 46 states have (on average 1.6304347826086956) internal successors, (75), 46 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 14:24:42,893 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 15 [2022-07-23 14:24:42,894 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-23 14:24:42,894 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-23 14:24:42,894 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-07-23 14:24:42,894 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-23 14:24:42,900 INFO L752 eck$LassoCheckResult]: Stem: 24#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 9#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet29#1, main_#t~malloc30#1.base, main_#t~malloc30#1.offset, main_#t~nondet32#1, main_#t~post31#1, main_~i~0#1, main_#t~nondet33#1, main_#t~ret34#1, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset, main_~base~0#1, main_~#end~0#1.base, main_~#end~0#1.offset;main_~in_len~0#1 := main_#t~nondet29#1;havoc main_#t~nondet29#1; 43#L563true assume !(main_~in_len~0#1 < 1);call main_#t~malloc30#1.base, main_#t~malloc30#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc30#1.base, main_#t~malloc30#1.offset;main_~i~0#1 := 0; 18#L565-3true [2022-07-23 14:24:42,901 INFO L754 eck$LassoCheckResult]: Loop: 18#L565-3true assume !!(main_~i~0#1 < main_~in_len~0#1 - 1);call write~int(main_#t~nondet32#1, main_~in~0#1.base, main_~in~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet32#1; 41#L565-2true main_#t~post31#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post31#1;havoc main_#t~post31#1; 18#L565-3true [2022-07-23 14:24:42,911 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 14:24:42,911 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2022-07-23 14:24:42,919 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 14:24:42,920 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [223440779] [2022-07-23 14:24:42,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 14:24:42,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 14:24:42,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 14:24:42,988 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 14:24:42,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 14:24:43,010 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 14:24:43,013 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 14:24:43,013 INFO L85 PathProgramCache]: Analyzing trace with hash 1443, now seen corresponding path program 1 times [2022-07-23 14:24:43,013 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 14:24:43,014 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2122685948] [2022-07-23 14:24:43,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 14:24:43,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 14:24:43,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 14:24:43,028 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 14:24:43,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 14:24:43,043 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 14:24:43,048 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 14:24:43,049 INFO L85 PathProgramCache]: Analyzing trace with hash 28695942, now seen corresponding path program 1 times [2022-07-23 14:24:43,049 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 14:24:43,050 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1187885518] [2022-07-23 14:24:43,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 14:24:43,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 14:24:43,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 14:24:43,089 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 14:24:43,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 14:24:43,108 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 14:24:43,403 INFO L210 LassoAnalysis]: Preferences: [2022-07-23 14:24:43,404 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-23 14:24:43,404 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-23 14:24:43,404 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-23 14:24:43,404 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-23 14:24:43,405 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:24:43,405 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-23 14:24:43,405 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-23 14:24:43,405 INFO L133 ssoRankerPreferences]: Filename of dumped script: strtol.i_Iteration1_Lasso [2022-07-23 14:24:43,405 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-23 14:24:43,406 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-23 14:24:43,426 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:43,431 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:43,571 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:43,573 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:43,576 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:43,578 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:43,580 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:43,582 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:43,585 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:43,588 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:43,591 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:43,773 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-23 14:24:43,777 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-23 14:24:43,778 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:24:43,779 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:24:43,784 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) [2022-07-23 14:24:43,787 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 [2022-07-23 14:24:43,790 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 [2022-07-23 14:24:43,799 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:24:43,799 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 14:24:43,800 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:24:43,800 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:24:43,800 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:24:43,802 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 14:24:43,802 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 14:24:43,816 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:24:43,847 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 [2022-07-23 14:24:43,848 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:24:43,848 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:24:43,851 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) [2022-07-23 14:24:43,854 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 [2022-07-23 14:24:43,855 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 [2022-07-23 14:24:43,862 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:24:43,862 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 14:24:43,862 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:24:43,863 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:24:43,863 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:24:43,863 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 14:24:43,863 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 14:24:43,866 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:24:43,882 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2022-07-23 14:24:43,883 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:24:43,883 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:24:43,885 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) [2022-07-23 14:24:43,887 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 [2022-07-23 14:24:43,888 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 [2022-07-23 14:24:43,894 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:24:43,895 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:24:43,895 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:24:43,895 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:24:43,901 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 14:24:43,902 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 14:24:43,919 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:24:43,945 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 [2022-07-23 14:24:43,945 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:24:43,945 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:24:43,947 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) [2022-07-23 14:24:43,952 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:24:43,960 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:24:43,960 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 14:24:43,960 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:24:43,961 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:24:43,961 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:24:43,962 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 14:24:43,962 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 14:24:43,964 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 [2022-07-23 14:24:43,965 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:24:43,991 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 [2022-07-23 14:24:43,991 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:24:43,991 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:24:43,993 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) [2022-07-23 14:24:44,002 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 [2022-07-23 14:24:44,010 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:24:44,010 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 14:24:44,010 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:24:44,010 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:24:44,010 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:24:44,012 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 14:24:44,012 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 14:24:44,013 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 [2022-07-23 14:24:44,014 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:24:44,040 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 [2022-07-23 14:24:44,042 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:24:44,042 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:24:44,044 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) [2022-07-23 14:24:44,048 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 [2022-07-23 14:24:44,056 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:24:44,057 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:24:44,057 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:24:44,057 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:24:44,063 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 [2022-07-23 14:24:44,064 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 14:24:44,064 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 14:24:44,083 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:24:44,108 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 [2022-07-23 14:24:44,108 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:24:44,109 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:24:44,110 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) [2022-07-23 14:24:44,118 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 [2022-07-23 14:24:44,126 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 [2022-07-23 14:24:44,126 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:24:44,126 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:24:44,126 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:24:44,127 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:24:44,132 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 14:24:44,133 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 14:24:44,159 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:24:44,184 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 [2022-07-23 14:24:44,184 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:24:44,185 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:24:44,186 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) [2022-07-23 14:24:44,194 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:24:44,202 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:24:44,203 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:24:44,203 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:24:44,203 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:24:44,216 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 14:24:44,216 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 14:24:44,227 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 [2022-07-23 14:24:44,236 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-23 14:24:44,309 INFO L443 ModelExtractionUtils]: Simplification made 18 calls to the SMT solver. [2022-07-23 14:24:44,309 INFO L444 ModelExtractionUtils]: 6 out of 22 variables were initially zero. Simplification set additionally 11 variables to zero. [2022-07-23 14:24:44,310 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:24:44,310 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:24:44,337 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) [2022-07-23 14:24:44,387 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 [2022-07-23 14:24:44,388 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-23 14:24:44,403 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2022-07-23 14:24:44,403 INFO L513 LassoAnalysis]: Proved termination. [2022-07-23 14:24:44,404 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~0#1, v_rep(select #length ULTIMATE.start_main_#t~malloc30#1.base)_1) = -1*ULTIMATE.start_main_~i~0#1 + 1*v_rep(select #length ULTIMATE.start_main_#t~malloc30#1.base)_1 Supporting invariants [1*v_rep(select #length ULTIMATE.start_main_#t~malloc30#1.base)_1 - 1*ULTIMATE.start_main_~in_len~0#1 >= 0] [2022-07-23 14:24:44,429 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 [2022-07-23 14:24:44,445 INFO L293 tatePredicateManager]: 3 out of 4 supporting invariants were superfluous and have been removed [2022-07-23 14:24:44,479 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 14:24:44,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 14:24:44,500 INFO L263 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-23 14:24:44,501 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 14:24:44,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 14:24:44,517 INFO L263 TraceCheckSpWp]: Trace formula consists of 22 conjuncts, 5 conjunts are in the unsatisfiable core [2022-07-23 14:24:44,518 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 14:24:44,537 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 14:24:44,563 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-07-23 14:24:44,565 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 47 states, 46 states have (on average 1.6304347826086956) internal successors, (75), 46 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 14:24:44,639 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 47 states, 46 states have (on average 1.6304347826086956) internal successors, (75), 46 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 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 95 states and 151 transitions. Complement of second has 8 states. [2022-07-23 14:24:44,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-07-23 14:24:44,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 14:24:44,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 77 transitions. [2022-07-23 14:24:44,648 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 77 transitions. Stem has 3 letters. Loop has 2 letters. [2022-07-23 14:24:44,649 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-23 14:24:44,649 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 77 transitions. Stem has 5 letters. Loop has 2 letters. [2022-07-23 14:24:44,649 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-23 14:24:44,649 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 77 transitions. Stem has 3 letters. Loop has 4 letters. [2022-07-23 14:24:44,649 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-23 14:24:44,650 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 95 states and 151 transitions. [2022-07-23 14:24:44,655 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 13 [2022-07-23 14:24:44,659 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 95 states to 35 states and 53 transitions. [2022-07-23 14:24:44,660 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 32 [2022-07-23 14:24:44,660 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 33 [2022-07-23 14:24:44,660 INFO L73 IsDeterministic]: Start isDeterministic. Operand 35 states and 53 transitions. [2022-07-23 14:24:44,661 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-23 14:24:44,661 INFO L369 hiAutomatonCegarLoop]: Abstraction has 35 states and 53 transitions. [2022-07-23 14:24:44,674 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states and 53 transitions. [2022-07-23 14:24:44,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2022-07-23 14:24:44,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35 states, 35 states have (on average 1.5142857142857142) internal successors, (53), 34 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 14:24:44,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 53 transitions. [2022-07-23 14:24:44,684 INFO L392 hiAutomatonCegarLoop]: Abstraction has 35 states and 53 transitions. [2022-07-23 14:24:44,685 INFO L374 stractBuchiCegarLoop]: Abstraction has 35 states and 53 transitions. [2022-07-23 14:24:44,685 INFO L287 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-07-23 14:24:44,685 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 35 states and 53 transitions. [2022-07-23 14:24:44,686 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 13 [2022-07-23 14:24:44,686 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-23 14:24:44,686 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-23 14:24:44,691 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-07-23 14:24:44,691 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-23 14:24:44,692 INFO L752 eck$LassoCheckResult]: Stem: 233#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 215#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet29#1, main_#t~malloc30#1.base, main_#t~malloc30#1.offset, main_#t~nondet32#1, main_#t~post31#1, main_~i~0#1, main_#t~nondet33#1, main_#t~ret34#1, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset, main_~base~0#1, main_~#end~0#1.base, main_~#end~0#1.offset;main_~in_len~0#1 := main_#t~nondet29#1;havoc main_#t~nondet29#1; 216#L563 assume !(main_~in_len~0#1 < 1);call main_#t~malloc30#1.base, main_#t~malloc30#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc30#1.base, main_#t~malloc30#1.offset;main_~i~0#1 := 0; 227#L565-3 assume !(main_~i~0#1 < main_~in_len~0#1 - 1); 228#L565-4 call write~int(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);main_~base~0#1 := main_#t~nondet33#1;havoc main_#t~nondet33#1;call main_~#end~0#1.base, main_~#end~0#1.offset := #Ultimate.allocOnStack(8);call write~init~$Pointer$(0, 0, main_~#end~0#1.base, main_~#end~0#1.offset, 8);assume { :begin_inline_strtol } true;strtol_#in~nptr#1.base, strtol_#in~nptr#1.offset, strtol_#in~endptr#1.base, strtol_#in~endptr#1.offset, strtol_#in~base#1 := main_~in~0#1.base, main_~in~0#1.offset, main_~#end~0#1.base, main_~#end~0#1.offset, main_~base~0#1;havoc strtol_#res#1;havoc strtol_#t~post22#1.base, strtol_#t~post22#1.offset, strtol_#t~mem21#1, strtol_#t~mem23#1, strtol_#t~pre24#1.base, strtol_#t~pre24#1.offset, strtol_#t~ret25#1, strtol_#t~mem26#1.base, strtol_#t~mem26#1.offset, strtol_#t~short27#1, strtol_#t~ite28#1, strtol_~nptr#1.base, strtol_~nptr#1.offset, strtol_~endptr#1.base, strtol_~endptr#1.offset, strtol_~base#1, strtol_~neg~1#1, strtol_~v~1#1, strtol_~orig~1#1.base, strtol_~orig~1#1.offset;strtol_~nptr#1.base, strtol_~nptr#1.offset := strtol_#in~nptr#1.base, strtol_#in~nptr#1.offset;strtol_~endptr#1.base, strtol_~endptr#1.offset := strtol_#in~endptr#1.base, strtol_#in~endptr#1.offset;strtol_~base#1 := strtol_#in~base#1;strtol_~neg~1#1 := 0;havoc strtol_~v~1#1;strtol_~orig~1#1.base, strtol_~orig~1#1.offset := strtol_~nptr#1.base, strtol_~nptr#1.offset; 235#L555-3 [2022-07-23 14:24:44,693 INFO L754 eck$LassoCheckResult]: Loop: 235#L555-3 call strtol_#t~mem21#1 := read~int(strtol_~nptr#1.base, strtol_~nptr#1.offset, 1); 236#L555-1 assume !!(32 == strtol_#t~mem21#1);havoc strtol_#t~mem21#1;strtol_#t~post22#1.base, strtol_#t~post22#1.offset := strtol_~nptr#1.base, strtol_~nptr#1.offset;strtol_~nptr#1.base, strtol_~nptr#1.offset := strtol_#t~post22#1.base, 1 + strtol_#t~post22#1.offset;havoc strtol_#t~post22#1.base, strtol_#t~post22#1.offset; 235#L555-3 [2022-07-23 14:24:44,693 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 14:24:44,694 INFO L85 PathProgramCache]: Analyzing trace with hash 28695884, now seen corresponding path program 1 times [2022-07-23 14:24:44,695 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 14:24:44,695 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [989508567] [2022-07-23 14:24:44,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 14:24:44,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 14:24:44,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 14:24:44,718 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 14:24:44,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 14:24:44,736 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 14:24:44,736 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 14:24:44,736 INFO L85 PathProgramCache]: Analyzing trace with hash 1798, now seen corresponding path program 1 times [2022-07-23 14:24:44,737 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 14:24:44,737 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [864409148] [2022-07-23 14:24:44,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 14:24:44,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 14:24:44,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 14:24:44,742 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 14:24:44,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 14:24:44,747 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 14:24:44,747 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 14:24:44,747 INFO L85 PathProgramCache]: Analyzing trace with hash 1806941585, now seen corresponding path program 1 times [2022-07-23 14:24:44,748 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 14:24:44,748 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [478393553] [2022-07-23 14:24:44,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 14:24:44,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 14:24:44,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 14:24:44,888 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 14:24:44,888 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 14:24:44,888 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [478393553] [2022-07-23 14:24:44,889 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [478393553] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 14:24:44,890 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 14:24:44,890 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-23 14:24:44,890 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [425536951] [2022-07-23 14:24:44,892 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 14:24:44,931 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 14:24:44,933 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-23 14:24:44,934 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-23 14:24:44,935 INFO L87 Difference]: Start difference. First operand 35 states and 53 transitions. cyclomatic complexity: 22 Second operand has 6 states, 5 states have (on average 1.4) internal successors, (7), 6 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 14:24:45,108 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 [2022-07-23 14:24:45,134 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 14:24:45,135 INFO L93 Difference]: Finished difference Result 89 states and 130 transitions. [2022-07-23 14:24:45,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-23 14:24:45,137 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 89 states and 130 transitions. [2022-07-23 14:24:45,139 INFO L131 ngComponentsAnalysis]: Automaton has 7 accepting balls. 35 [2022-07-23 14:24:45,142 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 89 states to 89 states and 130 transitions. [2022-07-23 14:24:45,143 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 86 [2022-07-23 14:24:45,144 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 86 [2022-07-23 14:24:45,145 INFO L73 IsDeterministic]: Start isDeterministic. Operand 89 states and 130 transitions. [2022-07-23 14:24:45,146 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-23 14:24:45,146 INFO L369 hiAutomatonCegarLoop]: Abstraction has 89 states and 130 transitions. [2022-07-23 14:24:45,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states and 130 transitions. [2022-07-23 14:24:45,150 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 38. [2022-07-23 14:24:45,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38 states, 38 states have (on average 1.4210526315789473) internal successors, (54), 37 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 14:24:45,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 54 transitions. [2022-07-23 14:24:45,154 INFO L392 hiAutomatonCegarLoop]: Abstraction has 38 states and 54 transitions. [2022-07-23 14:24:45,154 INFO L374 stractBuchiCegarLoop]: Abstraction has 38 states and 54 transitions. [2022-07-23 14:24:45,154 INFO L287 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-07-23 14:24:45,154 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 38 states and 54 transitions. [2022-07-23 14:24:45,156 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 13 [2022-07-23 14:24:45,156 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-23 14:24:45,156 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-23 14:24:45,156 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2022-07-23 14:24:45,156 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-23 14:24:45,157 INFO L752 eck$LassoCheckResult]: Stem: 374#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 356#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet29#1, main_#t~malloc30#1.base, main_#t~malloc30#1.offset, main_#t~nondet32#1, main_#t~post31#1, main_~i~0#1, main_#t~nondet33#1, main_#t~ret34#1, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset, main_~base~0#1, main_~#end~0#1.base, main_~#end~0#1.offset;main_~in_len~0#1 := main_#t~nondet29#1;havoc main_#t~nondet29#1; 357#L563 assume !(main_~in_len~0#1 < 1);call main_#t~malloc30#1.base, main_#t~malloc30#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc30#1.base, main_#t~malloc30#1.offset;main_~i~0#1 := 0; 365#L565-3 assume !!(main_~i~0#1 < main_~in_len~0#1 - 1);call write~int(main_#t~nondet32#1, main_~in~0#1.base, main_~in~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet32#1; 367#L565-2 main_#t~post31#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post31#1;havoc main_#t~post31#1; 368#L565-3 assume !(main_~i~0#1 < main_~in_len~0#1 - 1); 369#L565-4 call write~int(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);main_~base~0#1 := main_#t~nondet33#1;havoc main_#t~nondet33#1;call main_~#end~0#1.base, main_~#end~0#1.offset := #Ultimate.allocOnStack(8);call write~init~$Pointer$(0, 0, main_~#end~0#1.base, main_~#end~0#1.offset, 8);assume { :begin_inline_strtol } true;strtol_#in~nptr#1.base, strtol_#in~nptr#1.offset, strtol_#in~endptr#1.base, strtol_#in~endptr#1.offset, strtol_#in~base#1 := main_~in~0#1.base, main_~in~0#1.offset, main_~#end~0#1.base, main_~#end~0#1.offset, main_~base~0#1;havoc strtol_#res#1;havoc strtol_#t~post22#1.base, strtol_#t~post22#1.offset, strtol_#t~mem21#1, strtol_#t~mem23#1, strtol_#t~pre24#1.base, strtol_#t~pre24#1.offset, strtol_#t~ret25#1, strtol_#t~mem26#1.base, strtol_#t~mem26#1.offset, strtol_#t~short27#1, strtol_#t~ite28#1, strtol_~nptr#1.base, strtol_~nptr#1.offset, strtol_~endptr#1.base, strtol_~endptr#1.offset, strtol_~base#1, strtol_~neg~1#1, strtol_~v~1#1, strtol_~orig~1#1.base, strtol_~orig~1#1.offset;strtol_~nptr#1.base, strtol_~nptr#1.offset := strtol_#in~nptr#1.base, strtol_#in~nptr#1.offset;strtol_~endptr#1.base, strtol_~endptr#1.offset := strtol_#in~endptr#1.base, strtol_#in~endptr#1.offset;strtol_~base#1 := strtol_#in~base#1;strtol_~neg~1#1 := 0;havoc strtol_~v~1#1;strtol_~orig~1#1.base, strtol_~orig~1#1.offset := strtol_~nptr#1.base, strtol_~nptr#1.offset; 383#L555-3 [2022-07-23 14:24:45,157 INFO L754 eck$LassoCheckResult]: Loop: 383#L555-3 call strtol_#t~mem21#1 := read~int(strtol_~nptr#1.base, strtol_~nptr#1.offset, 1); 384#L555-1 assume !!(32 == strtol_#t~mem21#1);havoc strtol_#t~mem21#1;strtol_#t~post22#1.base, strtol_#t~post22#1.offset := strtol_~nptr#1.base, strtol_~nptr#1.offset;strtol_~nptr#1.base, strtol_~nptr#1.offset := strtol_#t~post22#1.base, 1 + strtol_#t~post22#1.offset;havoc strtol_#t~post22#1.base, strtol_#t~post22#1.offset; 383#L555-3 [2022-07-23 14:24:45,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 14:24:45,158 INFO L85 PathProgramCache]: Analyzing trace with hash 1806996910, now seen corresponding path program 1 times [2022-07-23 14:24:45,158 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 14:24:45,158 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1628273199] [2022-07-23 14:24:45,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 14:24:45,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 14:24:45,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 14:24:45,203 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 14:24:45,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 14:24:45,223 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 14:24:45,228 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 14:24:45,228 INFO L85 PathProgramCache]: Analyzing trace with hash 1798, now seen corresponding path program 2 times [2022-07-23 14:24:45,229 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 14:24:45,229 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1023607544] [2022-07-23 14:24:45,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 14:24:45,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 14:24:45,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 14:24:45,235 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 14:24:45,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 14:24:45,240 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 14:24:45,243 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 14:24:45,244 INFO L85 PathProgramCache]: Analyzing trace with hash 1357243763, now seen corresponding path program 1 times [2022-07-23 14:24:45,244 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 14:24:45,244 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1850389364] [2022-07-23 14:24:45,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 14:24:45,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 14:24:45,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 14:24:45,282 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 14:24:45,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 14:24:45,308 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 14:24:46,399 INFO L210 LassoAnalysis]: Preferences: [2022-07-23 14:24:46,399 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-23 14:24:46,399 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-23 14:24:46,399 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-23 14:24:46,399 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-23 14:24:46,399 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:24:46,399 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-23 14:24:46,399 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-23 14:24:46,399 INFO L133 ssoRankerPreferences]: Filename of dumped script: strtol.i_Iteration3_Lasso [2022-07-23 14:24:46,399 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-23 14:24:46,399 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-23 14:24:46,403 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:46,407 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:46,410 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:46,412 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:46,421 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:46,890 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:46,893 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:46,896 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:46,900 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:46,902 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:46,904 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:46,906 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:46,908 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:46,913 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:46,915 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:46,918 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:46,921 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:46,923 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:46,928 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:46,930 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:46,932 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:46,934 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:46,936 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:46,937 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:47,363 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-23 14:24:47,364 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-23 14:24:47,364 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:24:47,364 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:24:47,371 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) [2022-07-23 14:24:47,373 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 [2022-07-23 14:24:47,375 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 [2022-07-23 14:24:47,382 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:24:47,382 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 14:24:47,382 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:24:47,382 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:24:47,383 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:24:47,383 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 14:24:47,383 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 14:24:47,385 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:24:47,400 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 [2022-07-23 14:24:47,401 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:24:47,401 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:24:47,402 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) [2022-07-23 14:24:47,402 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 [2022-07-23 14:24:47,404 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 [2022-07-23 14:24:47,409 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:24:47,410 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 14:24:47,410 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:24:47,410 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:24:47,410 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:24:47,410 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 14:24:47,410 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 14:24:47,411 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:24:47,427 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-07-23 14:24:47,427 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:24:47,428 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:24:47,430 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) [2022-07-23 14:24:47,430 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 [2022-07-23 14:24:47,431 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 [2022-07-23 14:24:47,437 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:24:47,437 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 14:24:47,437 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:24:47,437 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:24:47,437 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:24:47,438 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 14:24:47,438 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 14:24:47,463 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:24:47,486 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-07-23 14:24:47,486 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:24:47,486 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:24:47,487 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) [2022-07-23 14:24:47,488 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 [2022-07-23 14:24:47,493 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 [2022-07-23 14:24:47,499 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:24:47,500 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 14:24:47,500 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:24:47,500 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:24:47,500 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:24:47,500 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 14:24:47,500 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 14:24:47,501 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:24:47,516 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 [2022-07-23 14:24:47,517 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:24:47,517 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:24:47,518 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) [2022-07-23 14:24:47,518 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 [2022-07-23 14:24:47,520 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 [2022-07-23 14:24:47,525 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:24:47,526 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:24:47,526 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:24:47,526 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:24:47,533 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 14:24:47,534 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 14:24:47,548 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:24:47,573 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-07-23 14:24:47,574 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:24:47,574 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:24:47,575 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) [2022-07-23 14:24:47,582 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 [2022-07-23 14:24:47,589 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:24:47,589 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:24:47,590 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:24:47,590 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:24:47,591 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 14:24:47,591 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 14:24:47,594 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 [2022-07-23 14:24:47,607 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:24:47,633 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 [2022-07-23 14:24:47,633 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:24:47,634 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:24:47,635 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) [2022-07-23 14:24:47,642 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 [2022-07-23 14:24:47,649 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:24:47,649 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:24:47,649 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:24:47,650 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:24:47,651 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 [2022-07-23 14:24:47,651 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 14:24:47,651 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 14:24:47,666 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:24:47,690 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 [2022-07-23 14:24:47,691 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:24:47,691 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:24:47,692 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) [2022-07-23 14:24:47,697 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 [2022-07-23 14:24:47,698 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 [2022-07-23 14:24:47,704 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:24:47,704 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:24:47,704 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:24:47,704 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:24:47,706 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 14:24:47,706 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 14:24:47,719 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:24:47,735 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 [2022-07-23 14:24:47,735 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:24:47,735 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:24:47,736 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) [2022-07-23 14:24:47,737 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 [2022-07-23 14:24:47,738 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 [2022-07-23 14:24:47,744 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:24:47,744 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:24:47,744 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:24:47,744 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:24:47,746 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 14:24:47,746 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 14:24:47,755 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:24:47,771 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-07-23 14:24:47,771 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:24:47,771 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:24:47,772 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) [2022-07-23 14:24:47,773 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 [2022-07-23 14:24:47,774 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:24:47,780 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:24:47,780 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 14:24:47,780 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:24:47,780 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:24:47,780 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:24:47,781 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 14:24:47,781 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 14:24:47,781 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:24:47,799 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 [2022-07-23 14:24:47,799 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:24:47,799 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:24:47,800 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) [2022-07-23 14:24:47,801 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 [2022-07-23 14:24:47,802 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 [2022-07-23 14:24:47,809 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:24:47,810 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:24:47,810 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:24:47,810 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:24:47,811 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 14:24:47,811 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 14:24:47,827 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:24:47,855 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 [2022-07-23 14:24:47,856 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:24:47,856 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:24:47,857 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) [2022-07-23 14:24:47,867 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 [2022-07-23 14:24:47,867 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 [2022-07-23 14:24:47,873 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:24:47,873 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:24:47,873 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:24:47,873 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:24:47,876 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 14:24:47,876 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 14:24:47,880 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:24:47,895 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 [2022-07-23 14:24:47,896 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:24:47,896 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:24:47,897 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) [2022-07-23 14:24:47,897 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 [2022-07-23 14:24:47,899 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 [2022-07-23 14:24:47,904 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:24:47,904 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 14:24:47,905 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:24:47,905 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:24:47,905 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:24:47,905 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 14:24:47,905 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 14:24:47,906 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:24:47,921 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2022-07-23 14:24:47,922 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:24:47,922 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:24:47,923 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) [2022-07-23 14:24:47,924 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 [2022-07-23 14:24:47,926 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:24:47,932 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:24:47,932 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:24:47,932 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:24:47,932 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:24:47,942 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 14:24:47,943 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 14:24:47,961 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-23 14:24:47,986 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2022-07-23 14:24:47,987 INFO L444 ModelExtractionUtils]: 31 out of 43 variables were initially zero. Simplification set additionally 9 variables to zero. [2022-07-23 14:24:47,987 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:24:47,987 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:24:47,992 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) [2022-07-23 14:24:47,994 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 [2022-07-23 14:24:47,994 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-23 14:24:48,016 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-07-23 14:24:48,017 INFO L513 LassoAnalysis]: Proved termination. [2022-07-23 14:24:48,017 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_strtol_~nptr#1.offset, v_rep(select #length ULTIMATE.start_main_~in~0#1.base)_2) = -1*ULTIMATE.start_strtol_~nptr#1.offset + 1*v_rep(select #length ULTIMATE.start_main_~in~0#1.base)_2 Supporting invariants [] [2022-07-23 14:24:48,041 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 [2022-07-23 14:24:48,073 INFO L293 tatePredicateManager]: 10 out of 12 supporting invariants were superfluous and have been removed [2022-07-23 14:24:48,098 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 14:24:48,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 14:24:48,125 INFO L263 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 8 conjunts are in the unsatisfiable core [2022-07-23 14:24:48,125 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 14:24:48,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 14:24:48,163 WARN L261 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 10 conjunts are in the unsatisfiable core [2022-07-23 14:24:48,163 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 14:24:48,184 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 14:24:48,184 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2022-07-23 14:24:48,184 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 38 states and 54 transitions. cyclomatic complexity: 20 Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 14:24:48,279 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 38 states and 54 transitions. cyclomatic complexity: 20. Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 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 115 states and 171 transitions. Complement of second has 7 states. [2022-07-23 14:24:48,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2022-07-23 14:24:48,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 14:24:48,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 85 transitions. [2022-07-23 14:24:48,281 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 85 transitions. Stem has 7 letters. Loop has 2 letters. [2022-07-23 14:24:48,281 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-23 14:24:48,281 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 85 transitions. Stem has 9 letters. Loop has 2 letters. [2022-07-23 14:24:48,281 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-23 14:24:48,281 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 85 transitions. Stem has 7 letters. Loop has 4 letters. [2022-07-23 14:24:48,282 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-23 14:24:48,282 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 115 states and 171 transitions. [2022-07-23 14:24:48,283 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 22 [2022-07-23 14:24:48,284 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 115 states to 68 states and 98 transitions. [2022-07-23 14:24:48,284 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 57 [2022-07-23 14:24:48,284 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 64 [2022-07-23 14:24:48,284 INFO L73 IsDeterministic]: Start isDeterministic. Operand 68 states and 98 transitions. [2022-07-23 14:24:48,284 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-23 14:24:48,285 INFO L369 hiAutomatonCegarLoop]: Abstraction has 68 states and 98 transitions. [2022-07-23 14:24:48,285 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states and 98 transitions. [2022-07-23 14:24:48,287 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 42. [2022-07-23 14:24:48,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42 states, 42 states have (on average 1.4285714285714286) internal successors, (60), 41 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 14:24:48,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 60 transitions. [2022-07-23 14:24:48,287 INFO L392 hiAutomatonCegarLoop]: Abstraction has 42 states and 60 transitions. [2022-07-23 14:24:48,287 INFO L374 stractBuchiCegarLoop]: Abstraction has 42 states and 60 transitions. [2022-07-23 14:24:48,287 INFO L287 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-07-23 14:24:48,288 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 42 states and 60 transitions. [2022-07-23 14:24:48,288 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 11 [2022-07-23 14:24:48,288 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-23 14:24:48,288 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-23 14:24:48,289 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 14:24:48,289 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-23 14:24:48,289 INFO L752 eck$LassoCheckResult]: Stem: 633#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 615#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet29#1, main_#t~malloc30#1.base, main_#t~malloc30#1.offset, main_#t~nondet32#1, main_#t~post31#1, main_~i~0#1, main_#t~nondet33#1, main_#t~ret34#1, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset, main_~base~0#1, main_~#end~0#1.base, main_~#end~0#1.offset;main_~in_len~0#1 := main_#t~nondet29#1;havoc main_#t~nondet29#1; 616#L563 assume !(main_~in_len~0#1 < 1);call main_#t~malloc30#1.base, main_#t~malloc30#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc30#1.base, main_#t~malloc30#1.offset;main_~i~0#1 := 0; 626#L565-3 assume !(main_~i~0#1 < main_~in_len~0#1 - 1); 627#L565-4 call write~int(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);main_~base~0#1 := main_#t~nondet33#1;havoc main_#t~nondet33#1;call main_~#end~0#1.base, main_~#end~0#1.offset := #Ultimate.allocOnStack(8);call write~init~$Pointer$(0, 0, main_~#end~0#1.base, main_~#end~0#1.offset, 8);assume { :begin_inline_strtol } true;strtol_#in~nptr#1.base, strtol_#in~nptr#1.offset, strtol_#in~endptr#1.base, strtol_#in~endptr#1.offset, strtol_#in~base#1 := main_~in~0#1.base, main_~in~0#1.offset, main_~#end~0#1.base, main_~#end~0#1.offset, main_~base~0#1;havoc strtol_#res#1;havoc strtol_#t~post22#1.base, strtol_#t~post22#1.offset, strtol_#t~mem21#1, strtol_#t~mem23#1, strtol_#t~pre24#1.base, strtol_#t~pre24#1.offset, strtol_#t~ret25#1, strtol_#t~mem26#1.base, strtol_#t~mem26#1.offset, strtol_#t~short27#1, strtol_#t~ite28#1, strtol_~nptr#1.base, strtol_~nptr#1.offset, strtol_~endptr#1.base, strtol_~endptr#1.offset, strtol_~base#1, strtol_~neg~1#1, strtol_~v~1#1, strtol_~orig~1#1.base, strtol_~orig~1#1.offset;strtol_~nptr#1.base, strtol_~nptr#1.offset := strtol_#in~nptr#1.base, strtol_#in~nptr#1.offset;strtol_~endptr#1.base, strtol_~endptr#1.offset := strtol_#in~endptr#1.base, strtol_#in~endptr#1.offset;strtol_~base#1 := strtol_#in~base#1;strtol_~neg~1#1 := 0;havoc strtol_~v~1#1;strtol_~orig~1#1.base, strtol_~orig~1#1.offset := strtol_~nptr#1.base, strtol_~nptr#1.offset; 635#L555-3 call strtol_#t~mem21#1 := read~int(strtol_~nptr#1.base, strtol_~nptr#1.offset, 1); 636#L555-1 assume !(32 == strtol_#t~mem21#1);havoc strtol_#t~mem21#1; 612#L555-4 call strtol_#t~mem23#1 := read~int(strtol_~nptr#1.base, strtol_~nptr#1.offset, 1); 613#L556 assume 45 == strtol_#t~mem23#1;havoc strtol_#t~mem23#1;strtol_~neg~1#1 := -1;strtol_#t~pre24#1.base, strtol_#t~pre24#1.offset := strtol_~nptr#1.base, 1 + strtol_~nptr#1.offset;strtol_~nptr#1.base, strtol_~nptr#1.offset := strtol_~nptr#1.base, 1 + strtol_~nptr#1.offset;havoc strtol_#t~pre24#1.base, strtol_#t~pre24#1.offset; 645#L556-2 assume { :begin_inline_strtoul } true;strtoul_#in~ptr#1.base, strtoul_#in~ptr#1.offset, strtoul_#in~endptr#1.base, strtoul_#in~endptr#1.offset, strtoul_#in~base#1 := strtol_~nptr#1.base, strtol_~nptr#1.offset, strtol_~endptr#1.base, strtol_~endptr#1.offset, strtol_~base#1;havoc strtoul_#res#1;havoc strtoul_#t~pre3#1.base, strtoul_#t~pre3#1.offset, strtoul_#t~mem2#1, strtoul_#t~mem4#1, strtoul_#t~post5#1.base, strtoul_#t~post5#1.offset, strtoul_#t~mem6#1, strtoul_#t~pre7#1.base, strtoul_#t~pre7#1.offset, strtoul_#t~mem8#1, strtoul_#t~short9#1, strtoul_~b~0#1, strtoul_#t~mem10#1, strtoul_#t~mem11#1, strtoul_#t~mem12#1, strtoul_#t~short13#1, strtoul_#t~mem14#1, strtoul_#t~ite17#1, strtoul_#t~ite16#1, strtoul_#t~ite15#1, strtoul_~x~0#1, strtoul_~w~0#1, strtoul_#t~pre18#1.base, strtoul_#t~pre18#1.offset, strtoul_~c~0#1, strtoul_#t~mem19#1, strtoul_#t~ite20#1, strtoul_~ptr#1.base, strtoul_~ptr#1.offset, strtoul_~endptr#1.base, strtoul_~endptr#1.offset, strtoul_~base#1, strtoul_~neg~0#1, strtoul_~v~0#1, strtoul_~orig~0#1.base, strtoul_~orig~0#1.offset, strtoul_~nptr~0#1.base, strtoul_~nptr~0#1.offset;strtoul_~ptr#1.base, strtoul_~ptr#1.offset := strtoul_#in~ptr#1.base, strtoul_#in~ptr#1.offset;strtoul_~endptr#1.base, strtoul_~endptr#1.offset := strtoul_#in~endptr#1.base, strtoul_#in~endptr#1.offset;strtoul_~base#1 := strtoul_#in~base#1;strtoul_~neg~0#1 := 0;strtoul_~v~0#1 := 0;havoc strtoul_~orig~0#1.base, strtoul_~orig~0#1.offset;strtoul_~nptr~0#1.base, strtoul_~nptr~0#1.offset := strtoul_~ptr#1.base, strtoul_~ptr#1.offset; 624#L513-3 [2022-07-23 14:24:48,289 INFO L754 eck$LassoCheckResult]: Loop: 624#L513-3 call strtoul_#t~mem2#1 := read~int(strtoul_~nptr~0#1.base, strtoul_~nptr~0#1.offset, 1); 625#L513-1 assume !!(32 == strtoul_#t~mem2#1);havoc strtoul_#t~mem2#1;strtoul_#t~pre3#1.base, strtoul_#t~pre3#1.offset := strtoul_~nptr~0#1.base, 1 + strtoul_~nptr~0#1.offset;strtoul_~nptr~0#1.base, strtoul_~nptr~0#1.offset := strtoul_~nptr~0#1.base, 1 + strtoul_~nptr~0#1.offset;havoc strtoul_#t~pre3#1.base, strtoul_#t~pre3#1.offset; 624#L513-3 [2022-07-23 14:24:48,289 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 14:24:48,289 INFO L85 PathProgramCache]: Analyzing trace with hash 1771613240, now seen corresponding path program 1 times [2022-07-23 14:24:48,289 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 14:24:48,289 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1869327238] [2022-07-23 14:24:48,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 14:24:48,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 14:24:48,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 14:24:48,398 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 14:24:48,399 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 14:24:48,399 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1869327238] [2022-07-23 14:24:48,399 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1869327238] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 14:24:48,399 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 14:24:48,399 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-23 14:24:48,400 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1139559217] [2022-07-23 14:24:48,400 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 14:24:48,400 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-23 14:24:48,400 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 14:24:48,401 INFO L85 PathProgramCache]: Analyzing trace with hash 2470, now seen corresponding path program 1 times [2022-07-23 14:24:48,401 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 14:24:48,401 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1325523368] [2022-07-23 14:24:48,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 14:24:48,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 14:24:48,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 14:24:48,408 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 14:24:48,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 14:24:48,413 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 14:24:48,446 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 14:24:48,447 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-23 14:24:48,448 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-23 14:24:48,448 INFO L87 Difference]: Start difference. First operand 42 states and 60 transitions. cyclomatic complexity: 22 Second operand has 6 states, 6 states have (on average 1.6666666666666667) internal successors, (10), 6 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 14:24:48,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 14:24:48,567 INFO L93 Difference]: Finished difference Result 72 states and 101 transitions. [2022-07-23 14:24:48,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-23 14:24:48,568 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 72 states and 101 transitions. [2022-07-23 14:24:48,568 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 22 [2022-07-23 14:24:48,569 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 72 states to 69 states and 98 transitions. [2022-07-23 14:24:48,569 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 64 [2022-07-23 14:24:48,569 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 64 [2022-07-23 14:24:48,569 INFO L73 IsDeterministic]: Start isDeterministic. Operand 69 states and 98 transitions. [2022-07-23 14:24:48,570 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-23 14:24:48,570 INFO L369 hiAutomatonCegarLoop]: Abstraction has 69 states and 98 transitions. [2022-07-23 14:24:48,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states and 98 transitions. [2022-07-23 14:24:48,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 41. [2022-07-23 14:24:48,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41 states, 41 states have (on average 1.4146341463414633) internal successors, (58), 40 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 14:24:48,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 58 transitions. [2022-07-23 14:24:48,572 INFO L392 hiAutomatonCegarLoop]: Abstraction has 41 states and 58 transitions. [2022-07-23 14:24:48,572 INFO L374 stractBuchiCegarLoop]: Abstraction has 41 states and 58 transitions. [2022-07-23 14:24:48,573 INFO L287 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2022-07-23 14:24:48,573 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 41 states and 58 transitions. [2022-07-23 14:24:48,573 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 11 [2022-07-23 14:24:48,573 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-23 14:24:48,573 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-23 14:24:48,574 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 14:24:48,574 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-23 14:24:48,574 INFO L752 eck$LassoCheckResult]: Stem: 762#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 743#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet29#1, main_#t~malloc30#1.base, main_#t~malloc30#1.offset, main_#t~nondet32#1, main_#t~post31#1, main_~i~0#1, main_#t~nondet33#1, main_#t~ret34#1, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset, main_~base~0#1, main_~#end~0#1.base, main_~#end~0#1.offset;main_~in_len~0#1 := main_#t~nondet29#1;havoc main_#t~nondet29#1; 744#L563 assume !(main_~in_len~0#1 < 1);call main_#t~malloc30#1.base, main_#t~malloc30#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc30#1.base, main_#t~malloc30#1.offset;main_~i~0#1 := 0; 753#L565-3 assume !(main_~i~0#1 < main_~in_len~0#1 - 1); 754#L565-4 call write~int(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);main_~base~0#1 := main_#t~nondet33#1;havoc main_#t~nondet33#1;call main_~#end~0#1.base, main_~#end~0#1.offset := #Ultimate.allocOnStack(8);call write~init~$Pointer$(0, 0, main_~#end~0#1.base, main_~#end~0#1.offset, 8);assume { :begin_inline_strtol } true;strtol_#in~nptr#1.base, strtol_#in~nptr#1.offset, strtol_#in~endptr#1.base, strtol_#in~endptr#1.offset, strtol_#in~base#1 := main_~in~0#1.base, main_~in~0#1.offset, main_~#end~0#1.base, main_~#end~0#1.offset, main_~base~0#1;havoc strtol_#res#1;havoc strtol_#t~post22#1.base, strtol_#t~post22#1.offset, strtol_#t~mem21#1, strtol_#t~mem23#1, strtol_#t~pre24#1.base, strtol_#t~pre24#1.offset, strtol_#t~ret25#1, strtol_#t~mem26#1.base, strtol_#t~mem26#1.offset, strtol_#t~short27#1, strtol_#t~ite28#1, strtol_~nptr#1.base, strtol_~nptr#1.offset, strtol_~endptr#1.base, strtol_~endptr#1.offset, strtol_~base#1, strtol_~neg~1#1, strtol_~v~1#1, strtol_~orig~1#1.base, strtol_~orig~1#1.offset;strtol_~nptr#1.base, strtol_~nptr#1.offset := strtol_#in~nptr#1.base, strtol_#in~nptr#1.offset;strtol_~endptr#1.base, strtol_~endptr#1.offset := strtol_#in~endptr#1.base, strtol_#in~endptr#1.offset;strtol_~base#1 := strtol_#in~base#1;strtol_~neg~1#1 := 0;havoc strtol_~v~1#1;strtol_~orig~1#1.base, strtol_~orig~1#1.offset := strtol_~nptr#1.base, strtol_~nptr#1.offset; 763#L555-3 call strtol_#t~mem21#1 := read~int(strtol_~nptr#1.base, strtol_~nptr#1.offset, 1); 764#L555-1 assume !(32 == strtol_#t~mem21#1);havoc strtol_#t~mem21#1; 737#L555-4 call strtol_#t~mem23#1 := read~int(strtol_~nptr#1.base, strtol_~nptr#1.offset, 1); 738#L556 assume !(45 == strtol_#t~mem23#1);havoc strtol_#t~mem23#1; 771#L556-2 assume { :begin_inline_strtoul } true;strtoul_#in~ptr#1.base, strtoul_#in~ptr#1.offset, strtoul_#in~endptr#1.base, strtoul_#in~endptr#1.offset, strtoul_#in~base#1 := strtol_~nptr#1.base, strtol_~nptr#1.offset, strtol_~endptr#1.base, strtol_~endptr#1.offset, strtol_~base#1;havoc strtoul_#res#1;havoc strtoul_#t~pre3#1.base, strtoul_#t~pre3#1.offset, strtoul_#t~mem2#1, strtoul_#t~mem4#1, strtoul_#t~post5#1.base, strtoul_#t~post5#1.offset, strtoul_#t~mem6#1, strtoul_#t~pre7#1.base, strtoul_#t~pre7#1.offset, strtoul_#t~mem8#1, strtoul_#t~short9#1, strtoul_~b~0#1, strtoul_#t~mem10#1, strtoul_#t~mem11#1, strtoul_#t~mem12#1, strtoul_#t~short13#1, strtoul_#t~mem14#1, strtoul_#t~ite17#1, strtoul_#t~ite16#1, strtoul_#t~ite15#1, strtoul_~x~0#1, strtoul_~w~0#1, strtoul_#t~pre18#1.base, strtoul_#t~pre18#1.offset, strtoul_~c~0#1, strtoul_#t~mem19#1, strtoul_#t~ite20#1, strtoul_~ptr#1.base, strtoul_~ptr#1.offset, strtoul_~endptr#1.base, strtoul_~endptr#1.offset, strtoul_~base#1, strtoul_~neg~0#1, strtoul_~v~0#1, strtoul_~orig~0#1.base, strtoul_~orig~0#1.offset, strtoul_~nptr~0#1.base, strtoul_~nptr~0#1.offset;strtoul_~ptr#1.base, strtoul_~ptr#1.offset := strtoul_#in~ptr#1.base, strtoul_#in~ptr#1.offset;strtoul_~endptr#1.base, strtoul_~endptr#1.offset := strtoul_#in~endptr#1.base, strtoul_#in~endptr#1.offset;strtoul_~base#1 := strtoul_#in~base#1;strtoul_~neg~0#1 := 0;strtoul_~v~0#1 := 0;havoc strtoul_~orig~0#1.base, strtoul_~orig~0#1.offset;strtoul_~nptr~0#1.base, strtoul_~nptr~0#1.offset := strtoul_~ptr#1.base, strtoul_~ptr#1.offset; 758#L513-3 [2022-07-23 14:24:48,574 INFO L754 eck$LassoCheckResult]: Loop: 758#L513-3 call strtoul_#t~mem2#1 := read~int(strtoul_~nptr~0#1.base, strtoul_~nptr~0#1.offset, 1); 759#L513-1 assume !!(32 == strtoul_#t~mem2#1);havoc strtoul_#t~mem2#1;strtoul_#t~pre3#1.base, strtoul_#t~pre3#1.offset := strtoul_~nptr~0#1.base, 1 + strtoul_~nptr~0#1.offset;strtoul_~nptr~0#1.base, strtoul_~nptr~0#1.offset := strtoul_~nptr~0#1.base, 1 + strtoul_~nptr~0#1.offset;havoc strtoul_#t~pre3#1.base, strtoul_#t~pre3#1.offset; 758#L513-3 [2022-07-23 14:24:48,574 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 14:24:48,575 INFO L85 PathProgramCache]: Analyzing trace with hash 1771613302, now seen corresponding path program 1 times [2022-07-23 14:24:48,575 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 14:24:48,575 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2069947313] [2022-07-23 14:24:48,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 14:24:48,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 14:24:48,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 14:24:48,586 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 14:24:48,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 14:24:48,597 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 14:24:48,597 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 14:24:48,597 INFO L85 PathProgramCache]: Analyzing trace with hash 2470, now seen corresponding path program 2 times [2022-07-23 14:24:48,598 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 14:24:48,598 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1233334308] [2022-07-23 14:24:48,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 14:24:48,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 14:24:48,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 14:24:48,601 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 14:24:48,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 14:24:48,604 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 14:24:48,604 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 14:24:48,604 INFO L85 PathProgramCache]: Analyzing trace with hash 1713335515, now seen corresponding path program 1 times [2022-07-23 14:24:48,604 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 14:24:48,605 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1845442611] [2022-07-23 14:24:48,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 14:24:48,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 14:24:48,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 14:24:48,637 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 14:24:48,638 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 14:24:48,638 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1845442611] [2022-07-23 14:24:48,638 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1845442611] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 14:24:48,638 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 14:24:48,638 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-23 14:24:48,638 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1399365747] [2022-07-23 14:24:48,638 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 14:24:48,668 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 14:24:48,668 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-23 14:24:48,669 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-23 14:24:48,669 INFO L87 Difference]: Start difference. First operand 41 states and 58 transitions. cyclomatic complexity: 21 Second operand has 6 states, 5 states have (on average 2.4) internal successors, (12), 6 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 14:24:48,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 14:24:48,791 INFO L93 Difference]: Finished difference Result 83 states and 120 transitions. [2022-07-23 14:24:48,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-23 14:24:48,792 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 83 states and 120 transitions. [2022-07-23 14:24:48,793 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 20 [2022-07-23 14:24:48,793 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 83 states to 83 states and 120 transitions. [2022-07-23 14:24:48,794 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 79 [2022-07-23 14:24:48,794 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 79 [2022-07-23 14:24:48,794 INFO L73 IsDeterministic]: Start isDeterministic. Operand 83 states and 120 transitions. [2022-07-23 14:24:48,794 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-23 14:24:48,794 INFO L369 hiAutomatonCegarLoop]: Abstraction has 83 states and 120 transitions. [2022-07-23 14:24:48,794 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states and 120 transitions. [2022-07-23 14:24:48,796 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 44. [2022-07-23 14:24:48,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 44 states, 44 states have (on average 1.3863636363636365) internal successors, (61), 43 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 14:24:48,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 61 transitions. [2022-07-23 14:24:48,797 INFO L392 hiAutomatonCegarLoop]: Abstraction has 44 states and 61 transitions. [2022-07-23 14:24:48,797 INFO L374 stractBuchiCegarLoop]: Abstraction has 44 states and 61 transitions. [2022-07-23 14:24:48,797 INFO L287 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2022-07-23 14:24:48,797 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 44 states and 61 transitions. [2022-07-23 14:24:48,798 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 11 [2022-07-23 14:24:48,798 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-23 14:24:48,798 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-23 14:24:48,798 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 14:24:48,798 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-23 14:24:48,798 INFO L752 eck$LassoCheckResult]: Stem: 901#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 882#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet29#1, main_#t~malloc30#1.base, main_#t~malloc30#1.offset, main_#t~nondet32#1, main_#t~post31#1, main_~i~0#1, main_#t~nondet33#1, main_#t~ret34#1, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset, main_~base~0#1, main_~#end~0#1.base, main_~#end~0#1.offset;main_~in_len~0#1 := main_#t~nondet29#1;havoc main_#t~nondet29#1; 883#L563 assume !(main_~in_len~0#1 < 1);call main_#t~malloc30#1.base, main_#t~malloc30#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc30#1.base, main_#t~malloc30#1.offset;main_~i~0#1 := 0; 892#L565-3 assume !!(main_~i~0#1 < main_~in_len~0#1 - 1);call write~int(main_#t~nondet32#1, main_~in~0#1.base, main_~in~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet32#1; 894#L565-2 main_#t~post31#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post31#1;havoc main_#t~post31#1; 895#L565-3 assume !(main_~i~0#1 < main_~in_len~0#1 - 1); 896#L565-4 call write~int(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);main_~base~0#1 := main_#t~nondet33#1;havoc main_#t~nondet33#1;call main_~#end~0#1.base, main_~#end~0#1.offset := #Ultimate.allocOnStack(8);call write~init~$Pointer$(0, 0, main_~#end~0#1.base, main_~#end~0#1.offset, 8);assume { :begin_inline_strtol } true;strtol_#in~nptr#1.base, strtol_#in~nptr#1.offset, strtol_#in~endptr#1.base, strtol_#in~endptr#1.offset, strtol_#in~base#1 := main_~in~0#1.base, main_~in~0#1.offset, main_~#end~0#1.base, main_~#end~0#1.offset, main_~base~0#1;havoc strtol_#res#1;havoc strtol_#t~post22#1.base, strtol_#t~post22#1.offset, strtol_#t~mem21#1, strtol_#t~mem23#1, strtol_#t~pre24#1.base, strtol_#t~pre24#1.offset, strtol_#t~ret25#1, strtol_#t~mem26#1.base, strtol_#t~mem26#1.offset, strtol_#t~short27#1, strtol_#t~ite28#1, strtol_~nptr#1.base, strtol_~nptr#1.offset, strtol_~endptr#1.base, strtol_~endptr#1.offset, strtol_~base#1, strtol_~neg~1#1, strtol_~v~1#1, strtol_~orig~1#1.base, strtol_~orig~1#1.offset;strtol_~nptr#1.base, strtol_~nptr#1.offset := strtol_#in~nptr#1.base, strtol_#in~nptr#1.offset;strtol_~endptr#1.base, strtol_~endptr#1.offset := strtol_#in~endptr#1.base, strtol_#in~endptr#1.offset;strtol_~base#1 := strtol_#in~base#1;strtol_~neg~1#1 := 0;havoc strtol_~v~1#1;strtol_~orig~1#1.base, strtol_~orig~1#1.offset := strtol_~nptr#1.base, strtol_~nptr#1.offset; 915#L555-3 call strtol_#t~mem21#1 := read~int(strtol_~nptr#1.base, strtol_~nptr#1.offset, 1); 905#L555-1 assume !(32 == strtol_#t~mem21#1);havoc strtol_#t~mem21#1; 876#L555-4 call strtol_#t~mem23#1 := read~int(strtol_~nptr#1.base, strtol_~nptr#1.offset, 1); 877#L556 assume 45 == strtol_#t~mem23#1;havoc strtol_#t~mem23#1;strtol_~neg~1#1 := -1;strtol_#t~pre24#1.base, strtol_#t~pre24#1.offset := strtol_~nptr#1.base, 1 + strtol_~nptr#1.offset;strtol_~nptr#1.base, strtol_~nptr#1.offset := strtol_~nptr#1.base, 1 + strtol_~nptr#1.offset;havoc strtol_#t~pre24#1.base, strtol_#t~pre24#1.offset; 917#L556-2 assume { :begin_inline_strtoul } true;strtoul_#in~ptr#1.base, strtoul_#in~ptr#1.offset, strtoul_#in~endptr#1.base, strtoul_#in~endptr#1.offset, strtoul_#in~base#1 := strtol_~nptr#1.base, strtol_~nptr#1.offset, strtol_~endptr#1.base, strtol_~endptr#1.offset, strtol_~base#1;havoc strtoul_#res#1;havoc strtoul_#t~pre3#1.base, strtoul_#t~pre3#1.offset, strtoul_#t~mem2#1, strtoul_#t~mem4#1, strtoul_#t~post5#1.base, strtoul_#t~post5#1.offset, strtoul_#t~mem6#1, strtoul_#t~pre7#1.base, strtoul_#t~pre7#1.offset, strtoul_#t~mem8#1, strtoul_#t~short9#1, strtoul_~b~0#1, strtoul_#t~mem10#1, strtoul_#t~mem11#1, strtoul_#t~mem12#1, strtoul_#t~short13#1, strtoul_#t~mem14#1, strtoul_#t~ite17#1, strtoul_#t~ite16#1, strtoul_#t~ite15#1, strtoul_~x~0#1, strtoul_~w~0#1, strtoul_#t~pre18#1.base, strtoul_#t~pre18#1.offset, strtoul_~c~0#1, strtoul_#t~mem19#1, strtoul_#t~ite20#1, strtoul_~ptr#1.base, strtoul_~ptr#1.offset, strtoul_~endptr#1.base, strtoul_~endptr#1.offset, strtoul_~base#1, strtoul_~neg~0#1, strtoul_~v~0#1, strtoul_~orig~0#1.base, strtoul_~orig~0#1.offset, strtoul_~nptr~0#1.base, strtoul_~nptr~0#1.offset;strtoul_~ptr#1.base, strtoul_~ptr#1.offset := strtoul_#in~ptr#1.base, strtoul_#in~ptr#1.offset;strtoul_~endptr#1.base, strtoul_~endptr#1.offset := strtoul_#in~endptr#1.base, strtoul_#in~endptr#1.offset;strtoul_~base#1 := strtoul_#in~base#1;strtoul_~neg~0#1 := 0;strtoul_~v~0#1 := 0;havoc strtoul_~orig~0#1.base, strtoul_~orig~0#1.offset;strtoul_~nptr~0#1.base, strtoul_~nptr~0#1.offset := strtoul_~ptr#1.base, strtoul_~ptr#1.offset; 897#L513-3 [2022-07-23 14:24:48,798 INFO L754 eck$LassoCheckResult]: Loop: 897#L513-3 call strtoul_#t~mem2#1 := read~int(strtoul_~nptr~0#1.base, strtoul_~nptr~0#1.offset, 1); 898#L513-1 assume !!(32 == strtoul_#t~mem2#1);havoc strtoul_#t~mem2#1;strtoul_#t~pre3#1.base, strtoul_#t~pre3#1.offset := strtoul_~nptr~0#1.base, 1 + strtoul_~nptr~0#1.offset;strtoul_~nptr~0#1.base, strtoul_~nptr~0#1.offset := strtoul_~nptr~0#1.base, 1 + strtoul_~nptr~0#1.offset;havoc strtoul_#t~pre3#1.base, strtoul_#t~pre3#1.offset; 897#L513-3 [2022-07-23 14:24:48,799 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 14:24:48,799 INFO L85 PathProgramCache]: Analyzing trace with hash 826794262, now seen corresponding path program 1 times [2022-07-23 14:24:48,799 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 14:24:48,799 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1294748351] [2022-07-23 14:24:48,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 14:24:48,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 14:24:48,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 14:24:48,854 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 14:24:48,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 14:24:48,879 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 14:24:48,881 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 14:24:48,881 INFO L85 PathProgramCache]: Analyzing trace with hash 2470, now seen corresponding path program 3 times [2022-07-23 14:24:48,881 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 14:24:48,881 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [12352333] [2022-07-23 14:24:48,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 14:24:48,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 14:24:48,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 14:24:48,886 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 14:24:48,886 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 [2022-07-23 14:24:48,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 14:24:48,895 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 14:24:48,895 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 14:24:48,895 INFO L85 PathProgramCache]: Analyzing trace with hash -19662469, now seen corresponding path program 1 times [2022-07-23 14:24:48,896 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 14:24:48,896 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1506518830] [2022-07-23 14:24:48,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 14:24:48,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 14:24:48,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 14:24:49,115 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 14:24:49,115 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 14:24:49,115 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1506518830] [2022-07-23 14:24:49,115 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1506518830] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-23 14:24:49,115 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1360438740] [2022-07-23 14:24:49,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 14:24:49,116 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-23 14:24:49,116 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:24:49,117 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-23 14:24:49,139 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process [2022-07-23 14:24:49,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 14:24:49,197 INFO L263 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 38 conjunts are in the unsatisfiable core [2022-07-23 14:24:49,199 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 14:24:49,298 INFO L390 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 14 treesize of output 10 [2022-07-23 14:24:49,539 INFO L173 IndexEqualityManager]: detected equality via solver [2022-07-23 14:24:49,541 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-07-23 14:24:49,541 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 18 treesize of output 10 [2022-07-23 14:24:49,557 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 14:24:49,558 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-23 14:24:49,691 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 16 treesize of output 14 [2022-07-23 14:24:49,696 INFO L390 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 17 treesize of output 13 [2022-07-23 14:24:49,862 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 14:24:49,863 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1360438740] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-23 14:24:49,863 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-23 14:24:49,863 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 10, 10] total 27 [2022-07-23 14:24:49,863 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1298427985] [2022-07-23 14:24:49,863 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-23 14:24:49,895 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 14:24:49,896 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2022-07-23 14:24:49,896 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=662, Unknown=0, NotChecked=0, Total=756 [2022-07-23 14:24:49,897 INFO L87 Difference]: Start difference. First operand 44 states and 61 transitions. cyclomatic complexity: 21 Second operand has 28 states, 27 states have (on average 1.4074074074074074) internal successors, (38), 28 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 14:24:50,195 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 14:24:50,196 INFO L93 Difference]: Finished difference Result 86 states and 117 transitions. [2022-07-23 14:24:50,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-07-23 14:24:50,197 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 86 states and 117 transitions. [2022-07-23 14:24:50,197 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 20 [2022-07-23 14:24:50,198 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 86 states to 86 states and 117 transitions. [2022-07-23 14:24:50,198 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 78 [2022-07-23 14:24:50,198 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 78 [2022-07-23 14:24:50,198 INFO L73 IsDeterministic]: Start isDeterministic. Operand 86 states and 117 transitions. [2022-07-23 14:24:50,198 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-23 14:24:50,199 INFO L369 hiAutomatonCegarLoop]: Abstraction has 86 states and 117 transitions. [2022-07-23 14:24:50,199 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states and 117 transitions. [2022-07-23 14:24:50,201 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 51. [2022-07-23 14:24:50,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 51 states, 51 states have (on average 1.392156862745098) internal successors, (71), 50 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 14:24:50,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 71 transitions. [2022-07-23 14:24:50,202 INFO L392 hiAutomatonCegarLoop]: Abstraction has 51 states and 71 transitions. [2022-07-23 14:24:50,202 INFO L374 stractBuchiCegarLoop]: Abstraction has 51 states and 71 transitions. [2022-07-23 14:24:50,202 INFO L287 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2022-07-23 14:24:50,202 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 51 states and 71 transitions. [2022-07-23 14:24:50,202 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 11 [2022-07-23 14:24:50,202 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-23 14:24:50,202 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-23 14:24:50,203 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 14:24:50,203 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-23 14:24:50,203 INFO L752 eck$LassoCheckResult]: Stem: 1155#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 1135#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet29#1, main_#t~malloc30#1.base, main_#t~malloc30#1.offset, main_#t~nondet32#1, main_#t~post31#1, main_~i~0#1, main_#t~nondet33#1, main_#t~ret34#1, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset, main_~base~0#1, main_~#end~0#1.base, main_~#end~0#1.offset;main_~in_len~0#1 := main_#t~nondet29#1;havoc main_#t~nondet29#1; 1136#L563 assume !(main_~in_len~0#1 < 1);call main_#t~malloc30#1.base, main_#t~malloc30#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc30#1.base, main_#t~malloc30#1.offset;main_~i~0#1 := 0; 1145#L565-3 assume !!(main_~i~0#1 < main_~in_len~0#1 - 1);call write~int(main_#t~nondet32#1, main_~in~0#1.base, main_~in~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet32#1; 1147#L565-2 main_#t~post31#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post31#1;havoc main_#t~post31#1; 1176#L565-3 assume !(main_~i~0#1 < main_~in_len~0#1 - 1); 1175#L565-4 call write~int(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);main_~base~0#1 := main_#t~nondet33#1;havoc main_#t~nondet33#1;call main_~#end~0#1.base, main_~#end~0#1.offset := #Ultimate.allocOnStack(8);call write~init~$Pointer$(0, 0, main_~#end~0#1.base, main_~#end~0#1.offset, 8);assume { :begin_inline_strtol } true;strtol_#in~nptr#1.base, strtol_#in~nptr#1.offset, strtol_#in~endptr#1.base, strtol_#in~endptr#1.offset, strtol_#in~base#1 := main_~in~0#1.base, main_~in~0#1.offset, main_~#end~0#1.base, main_~#end~0#1.offset, main_~base~0#1;havoc strtol_#res#1;havoc strtol_#t~post22#1.base, strtol_#t~post22#1.offset, strtol_#t~mem21#1, strtol_#t~mem23#1, strtol_#t~pre24#1.base, strtol_#t~pre24#1.offset, strtol_#t~ret25#1, strtol_#t~mem26#1.base, strtol_#t~mem26#1.offset, strtol_#t~short27#1, strtol_#t~ite28#1, strtol_~nptr#1.base, strtol_~nptr#1.offset, strtol_~endptr#1.base, strtol_~endptr#1.offset, strtol_~base#1, strtol_~neg~1#1, strtol_~v~1#1, strtol_~orig~1#1.base, strtol_~orig~1#1.offset;strtol_~nptr#1.base, strtol_~nptr#1.offset := strtol_#in~nptr#1.base, strtol_#in~nptr#1.offset;strtol_~endptr#1.base, strtol_~endptr#1.offset := strtol_#in~endptr#1.base, strtol_#in~endptr#1.offset;strtol_~base#1 := strtol_#in~base#1;strtol_~neg~1#1 := 0;havoc strtol_~v~1#1;strtol_~orig~1#1.base, strtol_~orig~1#1.offset := strtol_~nptr#1.base, strtol_~nptr#1.offset; 1174#L555-3 call strtol_#t~mem21#1 := read~int(strtol_~nptr#1.base, strtol_~nptr#1.offset, 1); 1166#L555-1 assume !!(32 == strtol_#t~mem21#1);havoc strtol_#t~mem21#1;strtol_#t~post22#1.base, strtol_#t~post22#1.offset := strtol_~nptr#1.base, strtol_~nptr#1.offset;strtol_~nptr#1.base, strtol_~nptr#1.offset := strtol_#t~post22#1.base, 1 + strtol_#t~post22#1.offset;havoc strtol_#t~post22#1.base, strtol_#t~post22#1.offset; 1158#L555-3 call strtol_#t~mem21#1 := read~int(strtol_~nptr#1.base, strtol_~nptr#1.offset, 1); 1159#L555-1 assume !(32 == strtol_#t~mem21#1);havoc strtol_#t~mem21#1; 1173#L555-4 call strtol_#t~mem23#1 := read~int(strtol_~nptr#1.base, strtol_~nptr#1.offset, 1); 1172#L556 assume 45 == strtol_#t~mem23#1;havoc strtol_#t~mem23#1;strtol_~neg~1#1 := -1;strtol_#t~pre24#1.base, strtol_#t~pre24#1.offset := strtol_~nptr#1.base, 1 + strtol_~nptr#1.offset;strtol_~nptr#1.base, strtol_~nptr#1.offset := strtol_~nptr#1.base, 1 + strtol_~nptr#1.offset;havoc strtol_#t~pre24#1.base, strtol_#t~pre24#1.offset; 1171#L556-2 assume { :begin_inline_strtoul } true;strtoul_#in~ptr#1.base, strtoul_#in~ptr#1.offset, strtoul_#in~endptr#1.base, strtoul_#in~endptr#1.offset, strtoul_#in~base#1 := strtol_~nptr#1.base, strtol_~nptr#1.offset, strtol_~endptr#1.base, strtol_~endptr#1.offset, strtol_~base#1;havoc strtoul_#res#1;havoc strtoul_#t~pre3#1.base, strtoul_#t~pre3#1.offset, strtoul_#t~mem2#1, strtoul_#t~mem4#1, strtoul_#t~post5#1.base, strtoul_#t~post5#1.offset, strtoul_#t~mem6#1, strtoul_#t~pre7#1.base, strtoul_#t~pre7#1.offset, strtoul_#t~mem8#1, strtoul_#t~short9#1, strtoul_~b~0#1, strtoul_#t~mem10#1, strtoul_#t~mem11#1, strtoul_#t~mem12#1, strtoul_#t~short13#1, strtoul_#t~mem14#1, strtoul_#t~ite17#1, strtoul_#t~ite16#1, strtoul_#t~ite15#1, strtoul_~x~0#1, strtoul_~w~0#1, strtoul_#t~pre18#1.base, strtoul_#t~pre18#1.offset, strtoul_~c~0#1, strtoul_#t~mem19#1, strtoul_#t~ite20#1, strtoul_~ptr#1.base, strtoul_~ptr#1.offset, strtoul_~endptr#1.base, strtoul_~endptr#1.offset, strtoul_~base#1, strtoul_~neg~0#1, strtoul_~v~0#1, strtoul_~orig~0#1.base, strtoul_~orig~0#1.offset, strtoul_~nptr~0#1.base, strtoul_~nptr~0#1.offset;strtoul_~ptr#1.base, strtoul_~ptr#1.offset := strtoul_#in~ptr#1.base, strtoul_#in~ptr#1.offset;strtoul_~endptr#1.base, strtoul_~endptr#1.offset := strtoul_#in~endptr#1.base, strtoul_#in~endptr#1.offset;strtoul_~base#1 := strtoul_#in~base#1;strtoul_~neg~0#1 := 0;strtoul_~v~0#1 := 0;havoc strtoul_~orig~0#1.base, strtoul_~orig~0#1.offset;strtoul_~nptr~0#1.base, strtoul_~nptr~0#1.offset := strtoul_~ptr#1.base, strtoul_~ptr#1.offset; 1170#L513-3 [2022-07-23 14:24:50,203 INFO L754 eck$LassoCheckResult]: Loop: 1170#L513-3 call strtoul_#t~mem2#1 := read~int(strtoul_~nptr~0#1.base, strtoul_~nptr~0#1.offset, 1); 1169#L513-1 assume !!(32 == strtoul_#t~mem2#1);havoc strtoul_#t~mem2#1;strtoul_#t~pre3#1.base, strtoul_#t~pre3#1.offset := strtoul_~nptr~0#1.base, 1 + strtoul_~nptr~0#1.offset;strtoul_~nptr~0#1.base, strtoul_~nptr~0#1.offset := strtoul_~nptr~0#1.base, 1 + strtoul_~nptr~0#1.offset;havoc strtoul_#t~pre3#1.base, strtoul_#t~pre3#1.offset; 1170#L513-3 [2022-07-23 14:24:50,203 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 14:24:50,204 INFO L85 PathProgramCache]: Analyzing trace with hash 29009009, now seen corresponding path program 1 times [2022-07-23 14:24:50,204 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 14:24:50,204 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1010348174] [2022-07-23 14:24:50,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 14:24:50,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 14:24:50,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 14:24:50,375 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 14:24:50,375 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 14:24:50,375 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1010348174] [2022-07-23 14:24:50,375 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1010348174] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-23 14:24:50,375 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1013074997] [2022-07-23 14:24:50,376 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 14:24:50,376 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-23 14:24:50,376 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:24:50,377 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-23 14:24:50,400 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Waiting until timeout for monitored process [2022-07-23 14:24:50,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 14:24:50,477 INFO L263 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 23 conjunts are in the unsatisfiable core [2022-07-23 14:24:50,478 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 14:24:50,559 INFO L390 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 14 treesize of output 10 [2022-07-23 14:24:50,710 INFO L173 IndexEqualityManager]: detected equality via solver [2022-07-23 14:24:50,712 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-07-23 14:24:50,712 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 18 treesize of output 10 [2022-07-23 14:24:50,728 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 14:24:50,729 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-23 14:24:50,815 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 15 treesize of output 13 [2022-07-23 14:24:50,819 INFO L390 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 30 treesize of output 26 [2022-07-23 14:24:50,974 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 14:24:50,975 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1013074997] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-23 14:24:50,975 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-23 14:24:50,975 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 10, 10] total 25 [2022-07-23 14:24:50,975 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [163063436] [2022-07-23 14:24:50,975 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-23 14:24:50,975 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-23 14:24:50,976 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 14:24:50,976 INFO L85 PathProgramCache]: Analyzing trace with hash 2470, now seen corresponding path program 4 times [2022-07-23 14:24:50,976 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 14:24:50,976 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1476310976] [2022-07-23 14:24:50,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 14:24:50,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 14:24:50,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 14:24:50,979 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 14:24:50,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 14:24:50,981 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 14:24:51,014 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 14:24:51,014 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-07-23 14:24:51,014 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=519, Unknown=0, NotChecked=0, Total=600 [2022-07-23 14:24:51,015 INFO L87 Difference]: Start difference. First operand 51 states and 71 transitions. cyclomatic complexity: 24 Second operand has 25 states, 25 states have (on average 1.44) internal successors, (36), 25 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 14:24:51,256 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 14:24:51,256 INFO L93 Difference]: Finished difference Result 88 states and 120 transitions. [2022-07-23 14:24:51,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-07-23 14:24:51,260 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 88 states and 120 transitions. [2022-07-23 14:24:51,260 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 20 [2022-07-23 14:24:51,261 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 88 states to 86 states and 118 transitions. [2022-07-23 14:24:51,261 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 76 [2022-07-23 14:24:51,261 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 76 [2022-07-23 14:24:51,261 INFO L73 IsDeterministic]: Start isDeterministic. Operand 86 states and 118 transitions. [2022-07-23 14:24:51,261 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-23 14:24:51,261 INFO L369 hiAutomatonCegarLoop]: Abstraction has 86 states and 118 transitions. [2022-07-23 14:24:51,262 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states and 118 transitions. [2022-07-23 14:24:51,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 53. [2022-07-23 14:24:51,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 53 states, 53 states have (on average 1.3962264150943395) internal successors, (74), 52 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 14:24:51,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 74 transitions. [2022-07-23 14:24:51,264 INFO L392 hiAutomatonCegarLoop]: Abstraction has 53 states and 74 transitions. [2022-07-23 14:24:51,264 INFO L374 stractBuchiCegarLoop]: Abstraction has 53 states and 74 transitions. [2022-07-23 14:24:51,264 INFO L287 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2022-07-23 14:24:51,264 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 53 states and 74 transitions. [2022-07-23 14:24:51,265 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 11 [2022-07-23 14:24:51,265 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-23 14:24:51,265 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-23 14:24:51,265 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 14:24:51,265 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-23 14:24:51,265 INFO L752 eck$LassoCheckResult]: Stem: 1412#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 1392#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet29#1, main_#t~malloc30#1.base, main_#t~malloc30#1.offset, main_#t~nondet32#1, main_#t~post31#1, main_~i~0#1, main_#t~nondet33#1, main_#t~ret34#1, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset, main_~base~0#1, main_~#end~0#1.base, main_~#end~0#1.offset;main_~in_len~0#1 := main_#t~nondet29#1;havoc main_#t~nondet29#1; 1393#L563 assume !(main_~in_len~0#1 < 1);call main_#t~malloc30#1.base, main_#t~malloc30#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc30#1.base, main_#t~malloc30#1.offset;main_~i~0#1 := 0; 1402#L565-3 assume !!(main_~i~0#1 < main_~in_len~0#1 - 1);call write~int(main_#t~nondet32#1, main_~in~0#1.base, main_~in~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet32#1; 1404#L565-2 main_#t~post31#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post31#1;havoc main_#t~post31#1; 1433#L565-3 assume !!(main_~i~0#1 < main_~in_len~0#1 - 1);call write~int(main_#t~nondet32#1, main_~in~0#1.base, main_~in~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet32#1; 1407#L565-2 main_#t~post31#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post31#1;havoc main_#t~post31#1; 1405#L565-3 assume !(main_~i~0#1 < main_~in_len~0#1 - 1); 1406#L565-4 call write~int(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);main_~base~0#1 := main_#t~nondet33#1;havoc main_#t~nondet33#1;call main_~#end~0#1.base, main_~#end~0#1.offset := #Ultimate.allocOnStack(8);call write~init~$Pointer$(0, 0, main_~#end~0#1.base, main_~#end~0#1.offset, 8);assume { :begin_inline_strtol } true;strtol_#in~nptr#1.base, strtol_#in~nptr#1.offset, strtol_#in~endptr#1.base, strtol_#in~endptr#1.offset, strtol_#in~base#1 := main_~in~0#1.base, main_~in~0#1.offset, main_~#end~0#1.base, main_~#end~0#1.offset, main_~base~0#1;havoc strtol_#res#1;havoc strtol_#t~post22#1.base, strtol_#t~post22#1.offset, strtol_#t~mem21#1, strtol_#t~mem23#1, strtol_#t~pre24#1.base, strtol_#t~pre24#1.offset, strtol_#t~ret25#1, strtol_#t~mem26#1.base, strtol_#t~mem26#1.offset, strtol_#t~short27#1, strtol_#t~ite28#1, strtol_~nptr#1.base, strtol_~nptr#1.offset, strtol_~endptr#1.base, strtol_~endptr#1.offset, strtol_~base#1, strtol_~neg~1#1, strtol_~v~1#1, strtol_~orig~1#1.base, strtol_~orig~1#1.offset;strtol_~nptr#1.base, strtol_~nptr#1.offset := strtol_#in~nptr#1.base, strtol_#in~nptr#1.offset;strtol_~endptr#1.base, strtol_~endptr#1.offset := strtol_#in~endptr#1.base, strtol_#in~endptr#1.offset;strtol_~base#1 := strtol_#in~base#1;strtol_~neg~1#1 := 0;havoc strtol_~v~1#1;strtol_~orig~1#1.base, strtol_~orig~1#1.offset := strtol_~nptr#1.base, strtol_~nptr#1.offset; 1423#L555-3 call strtol_#t~mem21#1 := read~int(strtol_~nptr#1.base, strtol_~nptr#1.offset, 1); 1416#L555-1 assume !(32 == strtol_#t~mem21#1);havoc strtol_#t~mem21#1; 1426#L555-4 call strtol_#t~mem23#1 := read~int(strtol_~nptr#1.base, strtol_~nptr#1.offset, 1); 1427#L556 assume 45 == strtol_#t~mem23#1;havoc strtol_#t~mem23#1;strtol_~neg~1#1 := -1;strtol_#t~pre24#1.base, strtol_#t~pre24#1.offset := strtol_~nptr#1.base, 1 + strtol_~nptr#1.offset;strtol_~nptr#1.base, strtol_~nptr#1.offset := strtol_~nptr#1.base, 1 + strtol_~nptr#1.offset;havoc strtol_#t~pre24#1.base, strtol_#t~pre24#1.offset; 1436#L556-2 assume { :begin_inline_strtoul } true;strtoul_#in~ptr#1.base, strtoul_#in~ptr#1.offset, strtoul_#in~endptr#1.base, strtoul_#in~endptr#1.offset, strtoul_#in~base#1 := strtol_~nptr#1.base, strtol_~nptr#1.offset, strtol_~endptr#1.base, strtol_~endptr#1.offset, strtol_~base#1;havoc strtoul_#res#1;havoc strtoul_#t~pre3#1.base, strtoul_#t~pre3#1.offset, strtoul_#t~mem2#1, strtoul_#t~mem4#1, strtoul_#t~post5#1.base, strtoul_#t~post5#1.offset, strtoul_#t~mem6#1, strtoul_#t~pre7#1.base, strtoul_#t~pre7#1.offset, strtoul_#t~mem8#1, strtoul_#t~short9#1, strtoul_~b~0#1, strtoul_#t~mem10#1, strtoul_#t~mem11#1, strtoul_#t~mem12#1, strtoul_#t~short13#1, strtoul_#t~mem14#1, strtoul_#t~ite17#1, strtoul_#t~ite16#1, strtoul_#t~ite15#1, strtoul_~x~0#1, strtoul_~w~0#1, strtoul_#t~pre18#1.base, strtoul_#t~pre18#1.offset, strtoul_~c~0#1, strtoul_#t~mem19#1, strtoul_#t~ite20#1, strtoul_~ptr#1.base, strtoul_~ptr#1.offset, strtoul_~endptr#1.base, strtoul_~endptr#1.offset, strtoul_~base#1, strtoul_~neg~0#1, strtoul_~v~0#1, strtoul_~orig~0#1.base, strtoul_~orig~0#1.offset, strtoul_~nptr~0#1.base, strtoul_~nptr~0#1.offset;strtoul_~ptr#1.base, strtoul_~ptr#1.offset := strtoul_#in~ptr#1.base, strtoul_#in~ptr#1.offset;strtoul_~endptr#1.base, strtoul_~endptr#1.offset := strtoul_#in~endptr#1.base, strtoul_#in~endptr#1.offset;strtoul_~base#1 := strtoul_#in~base#1;strtoul_~neg~0#1 := 0;strtoul_~v~0#1 := 0;havoc strtoul_~orig~0#1.base, strtoul_~orig~0#1.offset;strtoul_~nptr~0#1.base, strtoul_~nptr~0#1.offset := strtoul_~ptr#1.base, strtoul_~ptr#1.offset; 1435#L513-3 [2022-07-23 14:24:51,265 INFO L754 eck$LassoCheckResult]: Loop: 1435#L513-3 call strtoul_#t~mem2#1 := read~int(strtoul_~nptr~0#1.base, strtoul_~nptr~0#1.offset, 1); 1434#L513-1 assume !!(32 == strtoul_#t~mem2#1);havoc strtoul_#t~mem2#1;strtoul_#t~pre3#1.base, strtoul_#t~pre3#1.offset := strtoul_~nptr~0#1.base, 1 + strtoul_~nptr~0#1.offset;strtoul_~nptr~0#1.base, strtoul_~nptr~0#1.offset := strtoul_~nptr~0#1.base, 1 + strtoul_~nptr~0#1.offset;havoc strtoul_#t~pre3#1.base, strtoul_#t~pre3#1.offset; 1435#L513-3 [2022-07-23 14:24:51,266 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 14:24:51,266 INFO L85 PathProgramCache]: Analyzing trace with hash -906144140, now seen corresponding path program 2 times [2022-07-23 14:24:51,266 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 14:24:51,266 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [56990847] [2022-07-23 14:24:51,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 14:24:51,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 14:24:51,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 14:24:51,301 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 14:24:51,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 14:24:51,330 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 14:24:51,333 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 14:24:51,333 INFO L85 PathProgramCache]: Analyzing trace with hash 2470, now seen corresponding path program 5 times [2022-07-23 14:24:51,333 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 14:24:51,334 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1456810463] [2022-07-23 14:24:51,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 14:24:51,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 14:24:51,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 14:24:51,339 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 14:24:51,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 14:24:51,343 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 14:24:51,344 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 14:24:51,344 INFO L85 PathProgramCache]: Analyzing trace with hash 1073844057, now seen corresponding path program 2 times [2022-07-23 14:24:51,344 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 14:24:51,344 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [703440431] [2022-07-23 14:24:51,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 14:24:51,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 14:24:51,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 14:24:51,366 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 14:24:51,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 14:24:51,387 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 14:24:53,174 INFO L210 LassoAnalysis]: Preferences: [2022-07-23 14:24:53,174 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-23 14:24:53,174 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-23 14:24:53,174 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-23 14:24:53,174 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-23 14:24:53,174 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:24:53,174 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-23 14:24:53,174 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-23 14:24:53,174 INFO L133 ssoRankerPreferences]: Filename of dumped script: strtol.i_Iteration8_Lasso [2022-07-23 14:24:53,175 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-23 14:24:53,175 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-23 14:24:53,178 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:53,185 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:53,187 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:53,189 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:53,191 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:53,193 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:53,195 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:53,197 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:53,199 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:53,203 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:53,204 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:53,206 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:53,207 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:53,209 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:53,210 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:53,211 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:53,213 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:53,216 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:53,217 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:53,219 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:53,220 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:53,221 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:53,223 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:53,224 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:53,888 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:53,895 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:53,897 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:53,898 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:53,900 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:53,902 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:53,904 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:53,906 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:53,908 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:53,909 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:53,911 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:53,913 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:53,915 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:53,916 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:53,918 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:53,920 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:53,921 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:53,924 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:53,925 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:53,926 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:53,929 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:53,930 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:53,932 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:53,933 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:53,935 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:53,936 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:53,938 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:53,940 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:53,942 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:53,943 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:53,945 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:53,946 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:24:54,559 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-23 14:24:54,560 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-23 14:24:54,560 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:24:54,560 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:24:54,571 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) [2022-07-23 14:24:54,571 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 [2022-07-23 14:24:54,573 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 [2022-07-23 14:24:54,578 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:24:54,578 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 14:24:54,578 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:24:54,578 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:24:54,578 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:24:54,579 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 14:24:54,579 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 14:24:54,580 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:24:54,594 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2022-07-23 14:24:54,595 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:24:54,595 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:24:54,595 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) [2022-07-23 14:24:54,596 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 [2022-07-23 14:24:54,598 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:24:54,603 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:24:54,603 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 14:24:54,603 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:24:54,603 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:24:54,603 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:24:54,604 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 14:24:54,604 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 14:24:54,604 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:24:54,619 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2022-07-23 14:24:54,619 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:24:54,620 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:24:54,620 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) [2022-07-23 14:24:54,622 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 [2022-07-23 14:24:54,623 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 [2022-07-23 14:24:54,628 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:24:54,629 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 14:24:54,629 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:24:54,629 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:24:54,629 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:24:54,629 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 14:24:54,629 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 14:24:54,638 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:24:54,653 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 [2022-07-23 14:24:54,653 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:24:54,653 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:24:54,659 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) [2022-07-23 14:24:54,660 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 [2022-07-23 14:24:54,680 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 [2022-07-23 14:24:54,687 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:24:54,688 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 14:24:54,688 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:24:54,688 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:24:54,688 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:24:54,688 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 14:24:54,688 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 14:24:54,695 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:24:54,710 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2022-07-23 14:24:54,710 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:24:54,710 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:24:54,711 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) [2022-07-23 14:24:54,712 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 [2022-07-23 14:24:54,713 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 [2022-07-23 14:24:54,719 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:24:54,719 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 14:24:54,719 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:24:54,719 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:24:54,719 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:24:54,719 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 14:24:54,719 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 14:24:54,720 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:24:54,735 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 [2022-07-23 14:24:54,735 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:24:54,736 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:24:54,736 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) [2022-07-23 14:24:54,737 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 [2022-07-23 14:24:54,738 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 [2022-07-23 14:24:54,744 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:24:54,744 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 14:24:54,744 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:24:54,744 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:24:54,744 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:24:54,744 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 14:24:54,744 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 14:24:54,745 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:24:54,788 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 [2022-07-23 14:24:54,788 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:24:54,788 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:24:54,789 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) [2022-07-23 14:24:54,790 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 [2022-07-23 14:24:54,791 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 [2022-07-23 14:24:54,796 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:24:54,797 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 14:24:54,797 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:24:54,797 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:24:54,797 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:24:54,797 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 14:24:54,797 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 14:24:54,798 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:24:54,813 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2022-07-23 14:24:54,814 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:24:54,814 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:24:54,815 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) [2022-07-23 14:24:54,824 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 [2022-07-23 14:24:54,824 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 [2022-07-23 14:24:54,830 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:24:54,830 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 14:24:54,830 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:24:54,830 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:24:54,830 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:24:54,830 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 14:24:54,831 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 14:24:54,831 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:24:54,847 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2022-07-23 14:24:54,848 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:24:54,848 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:24:54,849 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) [2022-07-23 14:24:54,850 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 [2022-07-23 14:24:54,851 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 [2022-07-23 14:24:54,856 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:24:54,857 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 14:24:54,857 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:24:54,857 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:24:54,857 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:24:54,857 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 14:24:54,857 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 14:24:54,858 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:24:54,874 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2022-07-23 14:24:54,874 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:24:54,874 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:24:54,875 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) [2022-07-23 14:24:54,875 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 [2022-07-23 14:24:54,877 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 [2022-07-23 14:24:54,883 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:24:54,883 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:24:54,883 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:24:54,883 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:24:54,884 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 14:24:54,884 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 14:24:54,886 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:24:54,902 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2022-07-23 14:24:54,902 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:24:54,903 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:24:54,903 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) [2022-07-23 14:24:54,904 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 [2022-07-23 14:24:54,905 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 [2022-07-23 14:24:54,911 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:24:54,911 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 14:24:54,911 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:24:54,911 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:24:54,911 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:24:54,911 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 14:24:54,911 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 14:24:54,912 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:24:54,927 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 [2022-07-23 14:24:54,928 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:24:54,928 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:24:54,928 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) [2022-07-23 14:24:54,929 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 [2022-07-23 14:24:54,930 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 [2022-07-23 14:24:54,936 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:24:54,936 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 14:24:54,936 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:24:54,936 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:24:54,936 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:24:54,936 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 14:24:54,937 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 14:24:54,937 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:24:54,952 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2022-07-23 14:24:54,953 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:24:54,953 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:24:54,953 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) [2022-07-23 14:24:54,959 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 [2022-07-23 14:24:54,960 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 [2022-07-23 14:24:54,966 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:24:54,966 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 14:24:54,966 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:24:54,966 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:24:54,966 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:24:54,966 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 14:24:54,966 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 14:24:54,967 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:24:54,982 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2022-07-23 14:24:54,982 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:24:54,983 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:24:54,983 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) [2022-07-23 14:24:54,989 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 [2022-07-23 14:24:54,989 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 [2022-07-23 14:24:54,995 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:24:54,995 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 14:24:54,995 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:24:54,995 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:24:54,995 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:24:54,995 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 14:24:54,995 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 14:24:54,996 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:24:55,011 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 [2022-07-23 14:24:55,012 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:24:55,012 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:24:55,012 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) [2022-07-23 14:24:55,013 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 [2022-07-23 14:24:55,014 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 [2022-07-23 14:24:55,020 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:24:55,020 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 14:24:55,020 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:24:55,020 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:24:55,020 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:24:55,021 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 14:24:55,021 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 14:24:55,022 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:24:55,037 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 [2022-07-23 14:24:55,037 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:24:55,037 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:24:55,038 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) [2022-07-23 14:24:55,038 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 [2022-07-23 14:24:55,040 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 [2022-07-23 14:24:55,045 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:24:55,045 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:24:55,046 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:24:55,046 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:24:55,047 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 14:24:55,047 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 14:24:55,075 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:24:55,094 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2022-07-23 14:24:55,094 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:24:55,094 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:24:55,095 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) [2022-07-23 14:24:55,097 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 [2022-07-23 14:24:55,098 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 [2022-07-23 14:24:55,104 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:24:55,104 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 14:24:55,104 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:24:55,104 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:24:55,104 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:24:55,104 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 14:24:55,104 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 14:24:55,105 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:24:55,120 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2022-07-23 14:24:55,120 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:24:55,120 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:24:55,121 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) [2022-07-23 14:24:55,122 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 [2022-07-23 14:24:55,123 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 [2022-07-23 14:24:55,129 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:24:55,129 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 14:24:55,129 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:24:55,129 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:24:55,129 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:24:55,129 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 14:24:55,130 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 14:24:55,130 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:24:55,145 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2022-07-23 14:24:55,145 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:24:55,146 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:24:55,146 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) [2022-07-23 14:24:55,147 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 [2022-07-23 14:24:55,148 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 [2022-07-23 14:24:55,154 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:24:55,154 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 14:24:55,154 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:24:55,154 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:24:55,154 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:24:55,155 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 14:24:55,155 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 14:24:55,156 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:24:55,171 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2022-07-23 14:24:55,171 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:24:55,171 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:24:55,172 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) [2022-07-23 14:24:55,173 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 [2022-07-23 14:24:55,174 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 [2022-07-23 14:24:55,180 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:24:55,180 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 14:24:55,180 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:24:55,180 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:24:55,180 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:24:55,181 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 14:24:55,181 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 14:24:55,181 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:24:55,197 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 [2022-07-23 14:24:55,197 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:24:55,197 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:24:55,198 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) [2022-07-23 14:24:55,198 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 [2022-07-23 14:24:55,200 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 [2022-07-23 14:24:55,205 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:24:55,205 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 14:24:55,205 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:24:55,206 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:24:55,206 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:24:55,207 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 14:24:55,207 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 14:24:55,239 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:24:55,262 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 [2022-07-23 14:24:55,262 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:24:55,263 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:24:55,264 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) [2022-07-23 14:24:55,267 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:24:55,271 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 [2022-07-23 14:24:55,274 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:24:55,274 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 14:24:55,274 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:24:55,274 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:24:55,274 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:24:55,274 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 14:24:55,274 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 14:24:55,283 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:24:55,299 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2022-07-23 14:24:55,299 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:24:55,299 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:24:55,300 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) [2022-07-23 14:24:55,301 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 [2022-07-23 14:24:55,302 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 [2022-07-23 14:24:55,308 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:24:55,308 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 14:24:55,308 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:24:55,308 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:24:55,308 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:24:55,308 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 14:24:55,308 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 14:24:55,309 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:24:55,325 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 [2022-07-23 14:24:55,325 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:24:55,325 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:24:55,326 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) [2022-07-23 14:24:55,326 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 [2022-07-23 14:24:55,328 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 [2022-07-23 14:24:55,334 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:24:55,334 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:24:55,334 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:24:55,334 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:24:55,335 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 14:24:55,335 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 14:24:55,337 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:24:55,353 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2022-07-23 14:24:55,353 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:24:55,353 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:24:55,354 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) [2022-07-23 14:24:55,358 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 [2022-07-23 14:24:55,359 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 [2022-07-23 14:24:55,365 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:24:55,365 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:24:55,365 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:24:55,365 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:24:55,366 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 14:24:55,366 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 14:24:55,368 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:24:55,383 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2022-07-23 14:24:55,384 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:24:55,384 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:24:55,385 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) [2022-07-23 14:24:55,385 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 [2022-07-23 14:24:55,388 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 [2022-07-23 14:24:55,394 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:24:55,394 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:24:55,394 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:24:55,394 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:24:55,396 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 14:24:55,396 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 14:24:55,400 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:24:55,415 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 [2022-07-23 14:24:55,416 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:24:55,416 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:24:55,416 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) [2022-07-23 14:24:55,417 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 [2022-07-23 14:24:55,418 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 [2022-07-23 14:24:55,424 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:24:55,424 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:24:55,424 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:24:55,424 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:24:55,425 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 14:24:55,425 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 14:24:55,427 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:24:55,442 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2022-07-23 14:24:55,442 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:24:55,442 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:24:55,443 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) [2022-07-23 14:24:55,444 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 [2022-07-23 14:24:55,449 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 [2022-07-23 14:24:55,455 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:24:55,455 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:24:55,455 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:24:55,455 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:24:55,463 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 14:24:55,463 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 14:24:55,471 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:24:55,486 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 [2022-07-23 14:24:55,486 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:24:55,487 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:24:55,487 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) [2022-07-23 14:24:55,488 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 [2022-07-23 14:24:55,495 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 [2022-07-23 14:24:55,501 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:24:55,501 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:24:55,501 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:24:55,501 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:24:55,502 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 14:24:55,502 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 14:24:55,504 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:24:55,519 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2022-07-23 14:24:55,519 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:24:55,519 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:24:55,520 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) [2022-07-23 14:24:55,521 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 [2022-07-23 14:24:55,522 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 [2022-07-23 14:24:55,528 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:24:55,528 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:24:55,528 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:24:55,528 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:24:55,529 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 14:24:55,529 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 14:24:55,531 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:24:55,546 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2022-07-23 14:24:55,546 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:24:55,546 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:24:55,547 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) [2022-07-23 14:24:55,548 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 [2022-07-23 14:24:55,549 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 [2022-07-23 14:24:55,554 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:24:55,555 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 14:24:55,555 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:24:55,555 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:24:55,555 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:24:55,555 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 14:24:55,555 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 14:24:55,556 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:24:55,571 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2022-07-23 14:24:55,573 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:24:55,573 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:24:55,573 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) [2022-07-23 14:24:55,574 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 [2022-07-23 14:24:55,576 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:24:55,581 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:24:55,581 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:24:55,581 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:24:55,581 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:24:55,582 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 14:24:55,582 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 14:24:55,584 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:24:55,599 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2022-07-23 14:24:55,600 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:24:55,600 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:24:55,601 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) [2022-07-23 14:24:55,601 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 [2022-07-23 14:24:55,603 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 [2022-07-23 14:24:55,609 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:24:55,609 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:24:55,609 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:24:55,609 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:24:55,610 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 14:24:55,610 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 14:24:55,612 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:24:55,631 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2022-07-23 14:24:55,631 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:24:55,631 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:24:55,633 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) [2022-07-23 14:24:55,633 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 [2022-07-23 14:24:55,634 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:24:55,639 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:24:55,639 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 14:24:55,640 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:24:55,640 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:24:55,640 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:24:55,640 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 14:24:55,640 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 14:24:55,641 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:24:55,656 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2022-07-23 14:24:55,656 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:24:55,656 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:24:55,657 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) [2022-07-23 14:24:55,658 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 [2022-07-23 14:24:55,659 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 [2022-07-23 14:24:55,665 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:24:55,666 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:24:55,666 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:24:55,666 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:24:55,675 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 14:24:55,675 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 14:24:55,690 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-23 14:24:55,719 INFO L443 ModelExtractionUtils]: Simplification made 12 calls to the SMT solver. [2022-07-23 14:24:55,720 INFO L444 ModelExtractionUtils]: 14 out of 58 variables were initially zero. Simplification set additionally 41 variables to zero. [2022-07-23 14:24:55,720 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:24:55,720 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:24:55,731 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) [2022-07-23 14:24:55,738 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-23 14:24:55,740 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 [2022-07-23 14:24:55,745 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-07-23 14:24:55,745 INFO L513 LassoAnalysis]: Proved termination. [2022-07-23 14:24:55,746 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_#t~malloc30#1.base)_3, ULTIMATE.start_strtoul_~nptr~0#1.offset) = 1*v_rep(select #length ULTIMATE.start_main_#t~malloc30#1.base)_3 - 1*ULTIMATE.start_strtoul_~nptr~0#1.offset Supporting invariants [] [2022-07-23 14:24:55,762 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 [2022-07-23 14:24:55,828 INFO L293 tatePredicateManager]: 17 out of 20 supporting invariants were superfluous and have been removed [2022-07-23 14:24:55,852 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 14:24:55,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 14:24:55,888 INFO L263 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 16 conjunts are in the unsatisfiable core [2022-07-23 14:24:55,889 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 14:24:55,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 14:24:55,952 WARN L261 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 12 conjunts are in the unsatisfiable core [2022-07-23 14:24:55,952 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 14:24:55,981 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 14:24:55,981 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.3 stem predicates 2 loop predicates [2022-07-23 14:24:55,982 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 53 states and 74 transitions. cyclomatic complexity: 25 Second operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 14:24:56,063 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 53 states and 74 transitions. cyclomatic complexity: 25. Second operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 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 92 states and 131 transitions. Complement of second has 8 states. [2022-07-23 14:24:56,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 3 stem states 2 non-accepting loop states 1 accepting loop states [2022-07-23 14:24:56,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 14:24:56,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 60 transitions. [2022-07-23 14:24:56,065 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 60 transitions. Stem has 14 letters. Loop has 2 letters. [2022-07-23 14:24:56,065 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-23 14:24:56,065 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 60 transitions. Stem has 16 letters. Loop has 2 letters. [2022-07-23 14:24:56,065 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-23 14:24:56,065 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 60 transitions. Stem has 14 letters. Loop has 4 letters. [2022-07-23 14:24:56,065 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-23 14:24:56,065 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 92 states and 131 transitions. [2022-07-23 14:24:56,066 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-07-23 14:24:56,066 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 92 states to 0 states and 0 transitions. [2022-07-23 14:24:56,066 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-07-23 14:24:56,066 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-07-23 14:24:56,067 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-07-23 14:24:56,067 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-23 14:24:56,067 INFO L369 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-23 14:24:56,067 INFO L392 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-23 14:24:56,067 INFO L374 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-23 14:24:56,067 INFO L287 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2022-07-23 14:24:56,067 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-07-23 14:24:56,067 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-07-23 14:24:56,067 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-07-23 14:24:56,072 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 23.07 02:24:56 BoogieIcfgContainer [2022-07-23 14:24:56,072 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-07-23 14:24:56,073 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-23 14:24:56,073 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-23 14:24:56,073 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-23 14:24:56,073 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 02:24:42" (3/4) ... [2022-07-23 14:24:56,078 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-07-23 14:24:56,078 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-23 14:24:56,078 INFO L158 Benchmark]: Toolchain (without parser) took 14206.71ms. Allocated memory was 98.6MB in the beginning and 182.5MB in the end (delta: 83.9MB). Free memory was 74.8MB in the beginning and 84.4MB in the end (delta: -9.5MB). Peak memory consumption was 74.1MB. Max. memory is 16.1GB. [2022-07-23 14:24:56,079 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 81.8MB. Free memory is still 56.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-23 14:24:56,079 INFO L158 Benchmark]: CACSL2BoogieTranslator took 335.66ms. Allocated memory is still 98.6MB. Free memory was 74.7MB in the beginning and 57.9MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-07-23 14:24:56,079 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.41ms. Allocated memory is still 98.6MB. Free memory was 57.9MB in the beginning and 55.5MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-07-23 14:24:56,080 INFO L158 Benchmark]: Boogie Preprocessor took 61.10ms. Allocated memory is still 98.6MB. Free memory was 55.5MB in the beginning and 53.6MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-07-23 14:24:56,080 INFO L158 Benchmark]: RCFGBuilder took 500.77ms. Allocated memory is still 98.6MB. Free memory was 53.6MB in the beginning and 62.3MB in the end (delta: -8.7MB). Peak memory consumption was 6.2MB. Max. memory is 16.1GB. [2022-07-23 14:24:56,080 INFO L158 Benchmark]: BuchiAutomizer took 13258.99ms. Allocated memory was 98.6MB in the beginning and 182.5MB in the end (delta: 83.9MB). Free memory was 61.8MB in the beginning and 84.4MB in the end (delta: -22.5MB). Peak memory consumption was 61.7MB. Max. memory is 16.1GB. [2022-07-23 14:24:56,080 INFO L158 Benchmark]: Witness Printer took 5.11ms. Allocated memory is still 182.5MB. Free memory is still 84.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-23 14:24:56,082 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 81.8MB. Free memory is still 56.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 335.66ms. Allocated memory is still 98.6MB. Free memory was 74.7MB in the beginning and 57.9MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.41ms. Allocated memory is still 98.6MB. Free memory was 57.9MB in the beginning and 55.5MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.10ms. Allocated memory is still 98.6MB. Free memory was 55.5MB in the beginning and 53.6MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 500.77ms. Allocated memory is still 98.6MB. Free memory was 53.6MB in the beginning and 62.3MB in the end (delta: -8.7MB). Peak memory consumption was 6.2MB. Max. memory is 16.1GB. * BuchiAutomizer took 13258.99ms. Allocated memory was 98.6MB in the beginning and 182.5MB in the end (delta: 83.9MB). Free memory was 61.8MB in the beginning and 84.4MB in the end (delta: -22.5MB). Peak memory consumption was 61.7MB. Max. memory is 16.1GB. * Witness Printer took 5.11ms. Allocated memory is still 182.5MB. Free memory is still 84.4MB. 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 8 terminating modules (5 trivial, 3 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -1 * i + unknown-#length-unknown[__builtin_alloca (in_len)] and consists of 5 locations. One deterministic module has affine ranking function unknown-#length-unknown[in] + -1 * nptr and consists of 5 locations. One deterministic module has affine ranking function unknown-#length-unknown[__builtin_alloca (in_len)] + -1 * nptr and consists of 6 locations. 5 modules have a trivial ranking function, the largest among these consists of 28 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 13.2s and 9 iterations. TraceHistogramMax:2. Analysis of lassos took 11.4s. Construction of modules took 0.5s. Büchi inclusion checks took 1.1s. Highest rank in rank-based complementation 3. Minimization of det autom 3. Minimization of nondet autom 5. Automata minimization 0.0s AutomataMinimizationTime, 7 MinimizatonAttempts, 212 StatesRemovedByMinimization, 6 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [3, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 700 SdHoareTripleChecker+Valid, 0.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 700 mSDsluCounter, 1936 SdHoareTripleChecker+Invalid, 0.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 15 IncrementalHoareTripleChecker+Unchecked, 1603 mSDsCounter, 57 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 745 IncrementalHoareTripleChecker+Invalid, 817 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 57 mSolverCounterUnsat, 333 mSDtfsCounter, 745 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc3 concLT0 SILN0 SILU2 SILI0 SILT0 lasso3 LassoPreprocessingBenchmarks: Lassos: inital226 mio100 ax100 hnf100 lsp93 ukn71 mio100 lsp50 div100 bol100 ite100 ukn100 eq183 hnf89 smp98 dnf100 smp100 tf100 neg99 sie101 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 36ms VariablesStem: 2 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2022-07-23 14:24:56,119 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2022-07-23 14:24:56,332 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Ended with exit code 0 [2022-07-23 14:24:56,532 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Ended with exit code 0 [2022-07-23 14:24:56,739 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE