./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-dietlibc/build_fullname.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 839c364b 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/build_fullname.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 a94efb38726e31d82dd0f9b69ca78af66088512f062899ae9486e09091250b69 --- Real Ultimate output --- This is Ultimate 0.2.2-839c364b5d67a0f615c82cb70ab247790648d4a9-839c364 [2021-12-14 23:03:46,934 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-14 23:03:46,958 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-14 23:03:46,988 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-14 23:03:46,989 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-14 23:03:46,989 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-14 23:03:46,991 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-14 23:03:46,992 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-14 23:03:46,993 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-14 23:03:46,994 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-14 23:03:46,995 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-14 23:03:46,996 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-14 23:03:46,996 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-14 23:03:46,997 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-14 23:03:46,998 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-14 23:03:46,999 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-14 23:03:46,999 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-14 23:03:47,000 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-14 23:03:47,002 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-14 23:03:47,003 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-14 23:03:47,005 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-14 23:03:47,006 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-14 23:03:47,007 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-14 23:03:47,008 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-14 23:03:47,010 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-14 23:03:47,010 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-14 23:03:47,011 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-14 23:03:47,011 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-14 23:03:47,012 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-14 23:03:47,013 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-14 23:03:47,013 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-14 23:03:47,013 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-14 23:03:47,014 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-14 23:03:47,015 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-14 23:03:47,015 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-14 23:03:47,016 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-14 23:03:47,016 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-14 23:03:47,016 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-14 23:03:47,017 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-14 23:03:47,017 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-14 23:03:47,018 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-14 23:03:47,019 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-12-14 23:03:47,037 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-14 23:03:47,037 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-14 23:03:47,038 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-14 23:03:47,038 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-14 23:03:47,039 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-14 23:03:47,039 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-14 23:03:47,040 INFO L138 SettingsManager]: * Use SBE=true [2021-12-14 23:03:47,040 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-12-14 23:03:47,040 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-12-14 23:03:47,040 INFO L138 SettingsManager]: * Use old map elimination=false [2021-12-14 23:03:47,041 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-12-14 23:03:47,041 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-12-14 23:03:47,041 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-12-14 23:03:47,041 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-14 23:03:47,042 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-14 23:03:47,042 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-14 23:03:47,042 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-14 23:03:47,042 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-12-14 23:03:47,043 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-12-14 23:03:47,043 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-12-14 23:03:47,043 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-14 23:03:47,043 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-12-14 23:03:47,044 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-14 23:03:47,044 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-12-14 23:03:47,044 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-14 23:03:47,044 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-14 23:03:47,045 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-14 23:03:47,045 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-14 23:03:47,045 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-14 23:03:47,046 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-12-14 23:03:47,046 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a94efb38726e31d82dd0f9b69ca78af66088512f062899ae9486e09091250b69 [2021-12-14 23:03:47,241 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-14 23:03:47,267 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-14 23:03:47,270 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-14 23:03:47,271 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-14 23:03:47,272 INFO L275 PluginConnector]: CDTParser initialized [2021-12-14 23:03:47,273 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-dietlibc/build_fullname.i [2021-12-14 23:03:47,331 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e827f8f3e/d9817cf33a6247b9880751fd742285b5/FLAGfda7bb221 [2021-12-14 23:03:47,793 INFO L306 CDTParser]: Found 1 translation units. [2021-12-14 23:03:47,794 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-dietlibc/build_fullname.i [2021-12-14 23:03:47,812 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e827f8f3e/d9817cf33a6247b9880751fd742285b5/FLAGfda7bb221 [2021-12-14 23:03:48,316 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e827f8f3e/d9817cf33a6247b9880751fd742285b5 [2021-12-14 23:03:48,318 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-14 23:03:48,319 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-14 23:03:48,323 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-14 23:03:48,323 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-14 23:03:48,326 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-14 23:03:48,326 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:03:48" (1/1) ... [2021-12-14 23:03:48,327 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58d4a118 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:03:48, skipping insertion in model container [2021-12-14 23:03:48,328 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:03:48" (1/1) ... [2021-12-14 23:03:48,333 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-14 23:03:48,364 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-14 23:03:48,577 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 23:03:48,588 INFO L203 MainTranslator]: Completed pre-run [2021-12-14 23:03:48,653 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 23:03:48,686 INFO L208 MainTranslator]: Completed translation [2021-12-14 23:03:48,686 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:03:48 WrapperNode [2021-12-14 23:03:48,687 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-14 23:03:48,688 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-14 23:03:48,688 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-14 23:03:48,688 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-14 23:03:48,694 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:03:48" (1/1) ... [2021-12-14 23:03:48,704 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:03:48" (1/1) ... [2021-12-14 23:03:48,723 INFO L137 Inliner]: procedures = 115, calls = 27, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 147 [2021-12-14 23:03:48,724 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-14 23:03:48,724 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-14 23:03:48,725 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-14 23:03:48,725 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-14 23:03:48,731 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:03:48" (1/1) ... [2021-12-14 23:03:48,732 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:03:48" (1/1) ... [2021-12-14 23:03:48,735 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:03:48" (1/1) ... [2021-12-14 23:03:48,735 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:03:48" (1/1) ... [2021-12-14 23:03:48,741 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:03:48" (1/1) ... [2021-12-14 23:03:48,744 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:03:48" (1/1) ... [2021-12-14 23:03:48,745 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:03:48" (1/1) ... [2021-12-14 23:03:48,756 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-14 23:03:48,768 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-14 23:03:48,768 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-14 23:03:48,769 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-14 23:03:48,770 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:03:48" (1/1) ... [2021-12-14 23:03:48,776 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:48,785 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:48,795 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:03:48,805 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-12-14 23:03:48,827 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-14 23:03:48,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-14 23:03:48,828 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-14 23:03:48,828 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-14 23:03:48,828 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-14 23:03:48,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-14 23:03:48,900 INFO L236 CfgBuilder]: Building ICFG [2021-12-14 23:03:48,901 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-14 23:03:49,085 INFO L277 CfgBuilder]: Performing block encoding [2021-12-14 23:03:49,089 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-14 23:03:49,090 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-12-14 23:03:49,091 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:03:49 BoogieIcfgContainer [2021-12-14 23:03:49,091 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-14 23:03:49,092 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-12-14 23:03:49,092 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-12-14 23:03:49,095 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-12-14 23:03:49,095 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-14 23:03:49,095 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 14.12 11:03:48" (1/3) ... [2021-12-14 23:03:49,096 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@decdbef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 14.12 11:03:49, skipping insertion in model container [2021-12-14 23:03:49,096 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-14 23:03:49,096 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:03:48" (2/3) ... [2021-12-14 23:03:49,097 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@decdbef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 14.12 11:03:49, skipping insertion in model container [2021-12-14 23:03:49,097 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-14 23:03:49,097 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:03:49" (3/3) ... [2021-12-14 23:03:49,098 INFO L388 chiAutomizerObserver]: Analyzing ICFG build_fullname.i [2021-12-14 23:03:49,165 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-12-14 23:03:49,165 INFO L360 BuchiCegarLoop]: Hoare is false [2021-12-14 23:03:49,166 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-12-14 23:03:49,166 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-12-14 23:03:49,166 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-12-14 23:03:49,166 INFO L364 BuchiCegarLoop]: Difference is false [2021-12-14 23:03:49,166 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-12-14 23:03:49,166 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-12-14 23:03:49,175 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 26 states, 25 states have (on average 1.56) internal successors, (39), 25 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 23:03:49,188 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2021-12-14 23:03:49,188 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-14 23:03:49,188 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-14 23:03:49,192 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2021-12-14 23:03:49,192 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-12-14 23:03:49,193 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-12-14 23:03:49,193 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 26 states, 25 states have (on average 1.56) internal successors, (39), 25 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 23:03:49,195 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2021-12-14 23:03:49,195 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-14 23:03:49,195 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-14 23:03:49,195 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2021-12-14 23:03:49,195 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-12-14 23:03:49,201 INFO L791 eck$LassoCheckResult]: Stem: 18#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet19#1, main_#t~nondet20#1, main_#t~malloc21#1.base, main_#t~malloc21#1.offset, main_#t~malloc22#1.base, main_#t~malloc22#1.offset, main_#t~malloc23#1.base, main_#t~malloc23#1.offset, main_~dir_len~0#1, main_~file_len~0#1, main_~dir~0#1.base, main_~dir~0#1.offset, main_~file~0#1.base, main_~file~0#1.offset, main_~output~0#1.base, main_~output~0#1.offset;main_~dir_len~0#1 := main_#t~nondet19#1;havoc main_#t~nondet19#1; 22#L532true assume !(main_~dir_len~0#1 < 1);main_~file_len~0#1 := main_#t~nondet20#1;havoc main_#t~nondet20#1; 20#L534true assume !(main_~file_len~0#1 < 1);call main_#t~malloc21#1.base, main_#t~malloc21#1.offset := #Ultimate.allocOnStack(main_~dir_len~0#1);main_~dir~0#1.base, main_~dir~0#1.offset := main_#t~malloc21#1.base, main_#t~malloc21#1.offset;call write~int(0, main_~dir~0#1.base, main_~dir~0#1.offset + (main_~dir_len~0#1 - 1), 1);call main_#t~malloc22#1.base, main_#t~malloc22#1.offset := #Ultimate.allocOnStack(main_~file_len~0#1);main_~file~0#1.base, main_~file~0#1.offset := main_#t~malloc22#1.base, main_#t~malloc22#1.offset;call write~int(0, main_~file~0#1.base, main_~file~0#1.offset + (main_~file_len~0#1 - 1), 1);call main_#t~malloc23#1.base, main_#t~malloc23#1.offset := #Ultimate.allocOnStack(2 + (main_~dir_len~0#1 + main_~file_len~0#1));main_~output~0#1.base, main_~output~0#1.offset := main_#t~malloc23#1.base, main_#t~malloc23#1.offset;assume { :begin_inline_build_fullname } true;build_fullname_#in~fullname#1.base, build_fullname_#in~fullname#1.offset, build_fullname_#in~directory#1.base, build_fullname_#in~directory#1.offset, build_fullname_#in~filename#1.base, build_fullname_#in~filename#1.offset := main_~output~0#1.base, main_~output~0#1.offset, main_~dir~0#1.base, main_~dir~0#1.offset, main_~file~0#1.base, main_~file~0#1.offset;havoc build_fullname_#t~mem8#1, build_fullname_#t~mem9#1, build_fullname_#t~short10#1, build_fullname_#t~pre11#1.base, build_fullname_#t~pre11#1.offset, build_fullname_#t~mem12#1, build_fullname_#t~mem13#1, build_fullname_#t~short14#1, build_fullname_#t~ret15#1.base, build_fullname_#t~ret15#1.offset, build_fullname_#t~ret16#1.base, build_fullname_#t~ret16#1.offset, build_fullname_#t~pre17#1.base, build_fullname_#t~pre17#1.offset, build_fullname_#t~ret18#1.base, build_fullname_#t~ret18#1.offset, build_fullname_~fullname#1.base, build_fullname_~fullname#1.offset, build_fullname_~directory#1.base, build_fullname_~directory#1.offset, build_fullname_~filename#1.base, build_fullname_~filename#1.offset, build_fullname_~dest~0#1.base, build_fullname_~dest~0#1.offset;build_fullname_~fullname#1.base, build_fullname_~fullname#1.offset := build_fullname_#in~fullname#1.base, build_fullname_#in~fullname#1.offset;build_fullname_~directory#1.base, build_fullname_~directory#1.offset := build_fullname_#in~directory#1.base, build_fullname_#in~directory#1.offset;build_fullname_~filename#1.base, build_fullname_~filename#1.offset := build_fullname_#in~filename#1.base, build_fullname_#in~filename#1.offset;build_fullname_~dest~0#1.base, build_fullname_~dest~0#1.offset := build_fullname_~fullname#1.base, build_fullname_~fullname#1.offset;call build_fullname_#t~mem8#1 := read~int(build_fullname_~directory#1.base, build_fullname_~directory#1.offset, 1);build_fullname_#t~short10#1 := 47 == build_fullname_#t~mem8#1; 23#L521true assume build_fullname_#t~short10#1;call build_fullname_#t~mem9#1 := read~int(build_fullname_~directory#1.base, 1 + build_fullname_~directory#1.offset, 1);build_fullname_#t~short10#1 := 0 == build_fullname_#t~mem9#1; 6#L521-2true assume build_fullname_#t~short10#1;havoc build_fullname_#t~mem8#1;havoc build_fullname_#t~mem9#1;havoc build_fullname_#t~short10#1;call write~int(47, build_fullname_~dest~0#1.base, build_fullname_~dest~0#1.offset, 1);build_fullname_#t~pre11#1.base, build_fullname_#t~pre11#1.offset := build_fullname_~dest~0#1.base, 1 + build_fullname_~dest~0#1.offset;build_fullname_~dest~0#1.base, build_fullname_~dest~0#1.offset := build_fullname_~dest~0#1.base, 1 + build_fullname_~dest~0#1.offset;havoc build_fullname_#t~pre11#1.base, build_fullname_#t~pre11#1.offset; 4#L523-4true assume { :begin_inline_strcpy } true;strcpy_#in~s1#1.base, strcpy_#in~s1#1.offset, strcpy_#in~s2#1.base, strcpy_#in~s2#1.offset := build_fullname_~dest~0#1.base, build_fullname_~dest~0#1.offset, build_fullname_~filename#1.base, build_fullname_~filename#1.offset;havoc strcpy_#res#1.base, strcpy_#res#1.offset;havoc strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset, strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset, strcpy_#t~mem4#1, strcpy_~s1#1.base, strcpy_~s1#1.offset, strcpy_~s2#1.base, strcpy_~s2#1.offset, strcpy_~res~0#1.base, strcpy_~res~0#1.offset;strcpy_~s1#1.base, strcpy_~s1#1.offset := strcpy_#in~s1#1.base, strcpy_#in~s1#1.offset;strcpy_~s2#1.base, strcpy_~s2#1.offset := strcpy_#in~s2#1.base, strcpy_#in~s2#1.offset;strcpy_~res~0#1.base, strcpy_~res~0#1.offset := strcpy_~s1#1.base, strcpy_~s1#1.offset; 21#L508-8true [2021-12-14 23:03:49,201 INFO L793 eck$LassoCheckResult]: Loop: 21#L508-8true strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset := strcpy_~s1#1.base, strcpy_~s1#1.offset;strcpy_~s1#1.base, strcpy_~s1#1.offset := strcpy_#t~post2#1.base, 1 + strcpy_#t~post2#1.offset;strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset := strcpy_~s2#1.base, strcpy_~s2#1.offset;strcpy_~s2#1.base, strcpy_~s2#1.offset := strcpy_#t~post3#1.base, 1 + strcpy_#t~post3#1.offset;call strcpy_#t~mem4#1 := read~int(strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset, 1);call write~int(strcpy_#t~mem4#1, strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset, 1); 19#L508-6true assume !!(0 != strcpy_#t~mem4#1);havoc strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset;havoc strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset;havoc strcpy_#t~mem4#1; 21#L508-8true [2021-12-14 23:03:49,206 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:03:49,206 INFO L85 PathProgramCache]: Analyzing trace with hash 1806905919, now seen corresponding path program 1 times [2021-12-14 23:03:49,213 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:03:49,214 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [362946208] [2021-12-14 23:03:49,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:03:49,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:03:49,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:03:49,368 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 23:03:49,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:03:49,437 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 23:03:49,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:03:49,443 INFO L85 PathProgramCache]: Analyzing trace with hash 3590, now seen corresponding path program 1 times [2021-12-14 23:03:49,444 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:03:49,444 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [855327496] [2021-12-14 23:03:49,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:03:49,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:03:49,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:03:49,467 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 23:03:49,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:03:49,483 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 23:03:49,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:03:49,488 INFO L85 PathProgramCache]: Analyzing trace with hash 1269803204, now seen corresponding path program 1 times [2021-12-14 23:03:49,488 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:03:49,488 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1261776252] [2021-12-14 23:03:49,489 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:03:49,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:03:49,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:03:49,542 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 23:03:49,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:03:49,601 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 23:03:51,267 INFO L210 LassoAnalysis]: Preferences: [2021-12-14 23:03:51,268 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-14 23:03:51,268 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-14 23:03:51,268 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-14 23:03:51,268 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-14 23:03:51,268 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:51,268 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-14 23:03:51,269 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-14 23:03:51,269 INFO L133 ssoRankerPreferences]: Filename of dumped script: build_fullname.i_Iteration1_Lasso [2021-12-14 23:03:51,269 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-14 23:03:51,269 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-14 23:03:51,287 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:03:51,291 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:03:51,293 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:03:51,295 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:03:51,296 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:03:51,298 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:03:51,300 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:03:51,301 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:03:51,303 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:03:51,306 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:03:51,308 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:03:51,310 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:03:51,311 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:03:51,313 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:03:51,315 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:03:51,316 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:03:51,318 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:03:51,320 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:03:51,322 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:03:52,031 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:03:52,033 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:03:52,034 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:03:52,036 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:03:52,038 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:03:52,040 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:03:52,047 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:03:52,051 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:03:52,054 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:03:52,056 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:03:52,695 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-14 23:03:52,698 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-14 23:03:52,700 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:52,700 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:52,705 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:03:52,706 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-12-14 23:03:52,707 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:03:52,713 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:03:52,713 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:03:52,714 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:52,714 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:52,714 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:03:52,716 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:03:52,716 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:03:52,723 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:52,739 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-12-14 23:03:52,740 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:52,740 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:52,741 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:03:52,743 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-12-14 23:03:52,744 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:03:52,750 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:03:52,750 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:03:52,750 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:52,751 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:52,751 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:03:52,751 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:03:52,751 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:03:52,763 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:52,779 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-12-14 23:03:52,779 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:52,779 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:52,780 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:03:52,781 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-12-14 23:03:52,783 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:03:52,789 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:03:52,789 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:03:52,790 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:52,790 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:52,790 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:03:52,790 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:03:52,790 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:03:52,794 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:52,808 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2021-12-14 23:03:52,809 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:52,811 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:52,812 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:03:52,812 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-12-14 23:03:52,813 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:03:52,819 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:03:52,820 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:03:52,820 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:52,820 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:52,820 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:03:52,820 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:03:52,821 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:03:52,831 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:52,856 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-12-14 23:03:52,857 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:52,857 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:52,858 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:03:52,866 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:03:52,873 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:03:52,873 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:03:52,874 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:52,874 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:52,874 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:03:52,874 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:03:52,874 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:03:52,876 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-12-14 23:03:52,890 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:52,905 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-12-14 23:03:52,905 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:52,906 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:52,906 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:03:52,907 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-12-14 23:03:52,909 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:03:52,915 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:03:52,915 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:03:52,915 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:52,915 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:52,916 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:03:52,916 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:03:52,916 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:03:52,917 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:52,932 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-12-14 23:03:52,932 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:52,932 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:52,934 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:03:52,934 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-12-14 23:03:52,936 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:03:52,942 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:03:52,942 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:03:52,942 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:52,942 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:52,942 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:03:52,942 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:03:52,942 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:03:52,943 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:52,959 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2021-12-14 23:03:52,959 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:52,959 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:52,960 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:03:52,962 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-12-14 23:03:52,962 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:03:52,968 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:03:52,968 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:03:52,968 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:52,968 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:52,968 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:03:52,969 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:03:52,969 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:03:52,976 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:52,991 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2021-12-14 23:03:52,992 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:52,992 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:52,994 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:03:52,999 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-12-14 23:03:52,999 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:03:53,005 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:03:53,006 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:53,006 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:53,006 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:03:53,013 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:03:53,013 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:03:53,019 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:53,034 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-12-14 23:03:53,034 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:53,034 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:53,035 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:03:53,038 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-12-14 23:03:53,039 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:03:53,045 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:03:53,045 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:03:53,046 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:53,046 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:53,046 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:03:53,046 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:03:53,046 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:03:53,047 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:53,062 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-12-14 23:03:53,062 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:53,062 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:53,063 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:03:53,066 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-12-14 23:03:53,067 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:03:53,073 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:03:53,073 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:03:53,073 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:53,073 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:53,073 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:03:53,074 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:03:53,074 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:03:53,075 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:53,092 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-12-14 23:03:53,092 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:53,092 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:53,093 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:03:53,093 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-12-14 23:03:53,095 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:03:53,104 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:03:53,105 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:03:53,105 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:53,105 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:53,105 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:03:53,105 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:03:53,105 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:03:53,106 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:53,121 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2021-12-14 23:03:53,122 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:53,122 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:53,123 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:03:53,125 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-12-14 23:03:53,126 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:03:53,132 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:03:53,132 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:03:53,132 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:53,132 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:53,132 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:03:53,133 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:03:53,133 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:03:53,134 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:53,148 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2021-12-14 23:03:53,149 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:53,149 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:53,150 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:03:53,150 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-12-14 23:03:53,151 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:03:53,157 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:03:53,157 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:03:53,158 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:53,158 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:53,158 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:03:53,158 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:03:53,158 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:03:53,165 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:53,180 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2021-12-14 23:03:53,180 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:53,180 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:53,181 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:03:53,182 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-12-14 23:03:53,183 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:03:53,188 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:03:53,189 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:03:53,189 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:53,189 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:53,189 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:03:53,189 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:03:53,189 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:03:53,199 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:53,216 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-12-14 23:03:53,216 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:53,216 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:53,217 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:03:53,219 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-12-14 23:03:53,220 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:03:53,226 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:03:53,226 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:03:53,226 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:53,226 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:53,226 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:03:53,227 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:03:53,227 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:03:53,228 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:53,243 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-12-14 23:03:53,243 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:53,244 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:53,244 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:03:53,245 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-12-14 23:03:53,246 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:03:53,252 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:03:53,252 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:53,252 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:53,252 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:03:53,267 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:03:53,267 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:03:53,286 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:53,301 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-12-14 23:03:53,302 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:53,302 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:53,302 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:03:53,303 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-12-14 23:03:53,304 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:03:53,310 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:03:53,310 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:03:53,310 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:53,310 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:53,310 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:03:53,310 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:03:53,311 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:03:53,311 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:53,326 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 [2021-12-14 23:03:53,326 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:53,327 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:53,327 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:03:53,330 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-12-14 23:03:53,331 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:03:53,337 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:03:53,337 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:53,337 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:53,337 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:03:53,345 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:03:53,345 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:03:53,363 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:53,385 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-12-14 23:03:53,385 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:53,385 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:53,386 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:03:53,397 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:03:53,397 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-12-14 23:03:53,405 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:03:53,405 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:53,405 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:53,405 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:03:53,420 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:03:53,421 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:03:53,439 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:53,455 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-12-14 23:03:53,456 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:53,456 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:53,457 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:03:53,458 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-12-14 23:03:53,459 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:03:53,464 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:03:53,465 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:53,465 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:53,465 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:03:53,467 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:03:53,467 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:03:53,479 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:53,496 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2021-12-14 23:03:53,496 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:53,497 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:53,497 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:03:53,498 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-12-14 23:03:53,501 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:03:53,507 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:03:53,507 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:03:53,507 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:53,507 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:53,507 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:03:53,508 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:03:53,508 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:03:53,539 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:53,558 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2021-12-14 23:03:53,558 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:53,558 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:53,559 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:03:53,560 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-12-14 23:03:53,564 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:03:53,572 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:03:53,573 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:53,573 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:53,573 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:03:53,596 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:03:53,597 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:03:53,621 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-14 23:03:53,748 INFO L443 ModelExtractionUtils]: Simplification made 28 calls to the SMT solver. [2021-12-14 23:03:53,749 INFO L444 ModelExtractionUtils]: 21 out of 79 variables were initially zero. Simplification set additionally 55 variables to zero. [2021-12-14 23:03:53,750 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:53,750 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:53,764 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:03:53,792 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-12-14 23:03:53,793 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-14 23:03:53,814 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-12-14 23:03:53,815 INFO L513 LassoAnalysis]: Proved termination. [2021-12-14 23:03:53,815 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_strcpy_~s1#1.offset, v_rep(select #length ULTIMATE.start_main_#t~malloc23#1.base)_1) = -1*ULTIMATE.start_strcpy_~s1#1.offset + 1*v_rep(select #length ULTIMATE.start_main_#t~malloc23#1.base)_1 Supporting invariants [] [2021-12-14 23:03:53,839 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-12-14 23:03:53,931 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-12-14 23:03:53,973 INFO L297 tatePredicateManager]: 34 out of 35 supporting invariants were superfluous and have been removed [2021-12-14 23:03:54,003 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:03:54,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 23:03:54,057 INFO L263 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 16 conjunts are in the unsatisfiable core [2021-12-14 23:03:54,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-14 23:03:54,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 23:03:54,108 INFO L263 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 11 conjunts are in the unsatisfiable core [2021-12-14 23:03:54,109 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-14 23:03:54,140 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 23:03:54,170 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 [2021-12-14 23:03:54,171 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 26 states, 25 states have (on average 1.56) internal successors, (39), 25 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) 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) [2021-12-14 23:03:54,253 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 26 states, 25 states have (on average 1.56) internal successors, (39), 25 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). 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 59 states and 81 transitions. Complement of second has 8 states. [2021-12-14 23:03:54,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 2 stem states 1 non-accepting loop states 2 accepting loop states [2021-12-14 23:03:54,260 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) [2021-12-14 23:03:54,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 63 transitions. [2021-12-14 23:03:54,262 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 63 transitions. Stem has 7 letters. Loop has 2 letters. [2021-12-14 23:03:54,262 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-14 23:03:54,262 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 63 transitions. Stem has 9 letters. Loop has 2 letters. [2021-12-14 23:03:54,263 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-14 23:03:54,263 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 63 transitions. Stem has 7 letters. Loop has 4 letters. [2021-12-14 23:03:54,263 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-14 23:03:54,264 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 59 states and 81 transitions. [2021-12-14 23:03:54,274 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2021-12-14 23:03:54,279 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 59 states to 22 states and 27 transitions. [2021-12-14 23:03:54,279 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 21 [2021-12-14 23:03:54,280 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 22 [2021-12-14 23:03:54,280 INFO L73 IsDeterministic]: Start isDeterministic. Operand 22 states and 27 transitions. [2021-12-14 23:03:54,280 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-14 23:03:54,280 INFO L681 BuchiCegarLoop]: Abstraction has 22 states and 27 transitions. [2021-12-14 23:03:54,291 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states and 27 transitions. [2021-12-14 23:03:54,297 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 20. [2021-12-14 23:03:54,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 20 states have (on average 1.25) internal successors, (25), 19 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 23:03:54,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 25 transitions. [2021-12-14 23:03:54,300 INFO L704 BuchiCegarLoop]: Abstraction has 20 states and 25 transitions. [2021-12-14 23:03:54,300 INFO L587 BuchiCegarLoop]: Abstraction has 20 states and 25 transitions. [2021-12-14 23:03:54,300 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-12-14 23:03:54,300 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 20 states and 25 transitions. [2021-12-14 23:03:54,302 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2021-12-14 23:03:54,302 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-14 23:03:54,302 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-14 23:03:54,302 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 23:03:54,302 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-12-14 23:03:54,303 INFO L791 eck$LassoCheckResult]: Stem: 292#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 293#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet19#1, main_#t~nondet20#1, main_#t~malloc21#1.base, main_#t~malloc21#1.offset, main_#t~malloc22#1.base, main_#t~malloc22#1.offset, main_#t~malloc23#1.base, main_#t~malloc23#1.offset, main_~dir_len~0#1, main_~file_len~0#1, main_~dir~0#1.base, main_~dir~0#1.offset, main_~file~0#1.base, main_~file~0#1.offset, main_~output~0#1.base, main_~output~0#1.offset;main_~dir_len~0#1 := main_#t~nondet19#1;havoc main_#t~nondet19#1; 304#L532 assume !(main_~dir_len~0#1 < 1);main_~file_len~0#1 := main_#t~nondet20#1;havoc main_#t~nondet20#1; 295#L534 assume !(main_~file_len~0#1 < 1);call main_#t~malloc21#1.base, main_#t~malloc21#1.offset := #Ultimate.allocOnStack(main_~dir_len~0#1);main_~dir~0#1.base, main_~dir~0#1.offset := main_#t~malloc21#1.base, main_#t~malloc21#1.offset;call write~int(0, main_~dir~0#1.base, main_~dir~0#1.offset + (main_~dir_len~0#1 - 1), 1);call main_#t~malloc22#1.base, main_#t~malloc22#1.offset := #Ultimate.allocOnStack(main_~file_len~0#1);main_~file~0#1.base, main_~file~0#1.offset := main_#t~malloc22#1.base, main_#t~malloc22#1.offset;call write~int(0, main_~file~0#1.base, main_~file~0#1.offset + (main_~file_len~0#1 - 1), 1);call main_#t~malloc23#1.base, main_#t~malloc23#1.offset := #Ultimate.allocOnStack(2 + (main_~dir_len~0#1 + main_~file_len~0#1));main_~output~0#1.base, main_~output~0#1.offset := main_#t~malloc23#1.base, main_#t~malloc23#1.offset;assume { :begin_inline_build_fullname } true;build_fullname_#in~fullname#1.base, build_fullname_#in~fullname#1.offset, build_fullname_#in~directory#1.base, build_fullname_#in~directory#1.offset, build_fullname_#in~filename#1.base, build_fullname_#in~filename#1.offset := main_~output~0#1.base, main_~output~0#1.offset, main_~dir~0#1.base, main_~dir~0#1.offset, main_~file~0#1.base, main_~file~0#1.offset;havoc build_fullname_#t~mem8#1, build_fullname_#t~mem9#1, build_fullname_#t~short10#1, build_fullname_#t~pre11#1.base, build_fullname_#t~pre11#1.offset, build_fullname_#t~mem12#1, build_fullname_#t~mem13#1, build_fullname_#t~short14#1, build_fullname_#t~ret15#1.base, build_fullname_#t~ret15#1.offset, build_fullname_#t~ret16#1.base, build_fullname_#t~ret16#1.offset, build_fullname_#t~pre17#1.base, build_fullname_#t~pre17#1.offset, build_fullname_#t~ret18#1.base, build_fullname_#t~ret18#1.offset, build_fullname_~fullname#1.base, build_fullname_~fullname#1.offset, build_fullname_~directory#1.base, build_fullname_~directory#1.offset, build_fullname_~filename#1.base, build_fullname_~filename#1.offset, build_fullname_~dest~0#1.base, build_fullname_~dest~0#1.offset;build_fullname_~fullname#1.base, build_fullname_~fullname#1.offset := build_fullname_#in~fullname#1.base, build_fullname_#in~fullname#1.offset;build_fullname_~directory#1.base, build_fullname_~directory#1.offset := build_fullname_#in~directory#1.base, build_fullname_#in~directory#1.offset;build_fullname_~filename#1.base, build_fullname_~filename#1.offset := build_fullname_#in~filename#1.base, build_fullname_#in~filename#1.offset;build_fullname_~dest~0#1.base, build_fullname_~dest~0#1.offset := build_fullname_~fullname#1.base, build_fullname_~fullname#1.offset;call build_fullname_#t~mem8#1 := read~int(build_fullname_~directory#1.base, build_fullname_~directory#1.offset, 1);build_fullname_#t~short10#1 := 47 == build_fullname_#t~mem8#1; 296#L521 assume build_fullname_#t~short10#1;call build_fullname_#t~mem9#1 := read~int(build_fullname_~directory#1.base, 1 + build_fullname_~directory#1.offset, 1);build_fullname_#t~short10#1 := 0 == build_fullname_#t~mem9#1; 300#L521-2 assume !build_fullname_#t~short10#1;havoc build_fullname_#t~mem8#1;havoc build_fullname_#t~mem9#1;havoc build_fullname_#t~short10#1;call build_fullname_#t~mem12#1 := read~int(build_fullname_~directory#1.base, build_fullname_~directory#1.offset, 1);build_fullname_#t~short14#1 := 46 != build_fullname_#t~mem12#1; 301#L523 assume !build_fullname_#t~short14#1;call build_fullname_#t~mem13#1 := read~int(build_fullname_~directory#1.base, 1 + build_fullname_~directory#1.offset, 1);build_fullname_#t~short14#1 := 0 != build_fullname_#t~mem13#1; 305#L523-2 assume build_fullname_#t~short14#1;havoc build_fullname_#t~mem12#1;havoc build_fullname_#t~mem13#1;havoc build_fullname_#t~short14#1;assume { :begin_inline_strcpy } true;strcpy_#in~s1#1.base, strcpy_#in~s1#1.offset, strcpy_#in~s2#1.base, strcpy_#in~s2#1.offset := build_fullname_~dest~0#1.base, build_fullname_~dest~0#1.offset, build_fullname_~directory#1.base, build_fullname_~directory#1.offset;havoc strcpy_#res#1.base, strcpy_#res#1.offset;havoc strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset, strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset, strcpy_#t~mem4#1, strcpy_~s1#1.base, strcpy_~s1#1.offset, strcpy_~s2#1.base, strcpy_~s2#1.offset, strcpy_~res~0#1.base, strcpy_~res~0#1.offset;strcpy_~s1#1.base, strcpy_~s1#1.offset := strcpy_#in~s1#1.base, strcpy_#in~s1#1.offset;strcpy_~s2#1.base, strcpy_~s2#1.offset := strcpy_#in~s2#1.base, strcpy_#in~s2#1.offset;strcpy_~res~0#1.base, strcpy_~res~0#1.offset := strcpy_~s1#1.base, strcpy_~s1#1.offset; 306#L508-3 [2021-12-14 23:03:54,303 INFO L793 eck$LassoCheckResult]: Loop: 306#L508-3 strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset := strcpy_~s1#1.base, strcpy_~s1#1.offset;strcpy_~s1#1.base, strcpy_~s1#1.offset := strcpy_#t~post2#1.base, 1 + strcpy_#t~post2#1.offset;strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset := strcpy_~s2#1.base, strcpy_~s2#1.offset;strcpy_~s2#1.base, strcpy_~s2#1.offset := strcpy_#t~post3#1.base, 1 + strcpy_#t~post3#1.offset;call strcpy_#t~mem4#1 := read~int(strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset, 1);call write~int(strcpy_#t~mem4#1, strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset, 1); 307#L508-1 assume !!(0 != strcpy_#t~mem4#1);havoc strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset;havoc strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset;havoc strcpy_#t~mem4#1; 306#L508-3 [2021-12-14 23:03:54,306 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:03:54,306 INFO L85 PathProgramCache]: Analyzing trace with hash 179509076, now seen corresponding path program 1 times [2021-12-14 23:03:54,306 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:03:54,306 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [911573158] [2021-12-14 23:03:54,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:03:54,306 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:03:54,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 23:03:54,389 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 23:03:54,389 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 23:03:54,389 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [911573158] [2021-12-14 23:03:54,390 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [911573158] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 23:03:54,390 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 23:03:54,390 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-14 23:03:54,390 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1416879182] [2021-12-14 23:03:54,391 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 23:03:54,392 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-14 23:03:54,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:03:54,393 INFO L85 PathProgramCache]: Analyzing trace with hash 2150, now seen corresponding path program 1 times [2021-12-14 23:03:54,393 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:03:54,393 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1492490825] [2021-12-14 23:03:54,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:03:54,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:03:54,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:03:54,398 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 23:03:54,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:03:54,409 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 23:03:54,510 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 23:03:54,513 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-14 23:03:54,513 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-14 23:03:54,514 INFO L87 Difference]: Start difference. First operand 20 states and 25 transitions. cyclomatic complexity: 8 Second operand has 5 states, 5 states have (on average 1.6) internal successors, (8), 5 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 23:03:54,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 23:03:54,558 INFO L93 Difference]: Finished difference Result 25 states and 30 transitions. [2021-12-14 23:03:54,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-14 23:03:54,559 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 25 states and 30 transitions. [2021-12-14 23:03:54,560 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2021-12-14 23:03:54,560 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 25 states to 25 states and 30 transitions. [2021-12-14 23:03:54,560 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 25 [2021-12-14 23:03:54,560 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 25 [2021-12-14 23:03:54,560 INFO L73 IsDeterministic]: Start isDeterministic. Operand 25 states and 30 transitions. [2021-12-14 23:03:54,561 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-14 23:03:54,561 INFO L681 BuchiCegarLoop]: Abstraction has 25 states and 30 transitions. [2021-12-14 23:03:54,561 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states and 30 transitions. [2021-12-14 23:03:54,562 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 22. [2021-12-14 23:03:54,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 22 states have (on average 1.2272727272727273) internal successors, (27), 21 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 23:03:54,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 27 transitions. [2021-12-14 23:03:54,563 INFO L704 BuchiCegarLoop]: Abstraction has 22 states and 27 transitions. [2021-12-14 23:03:54,563 INFO L587 BuchiCegarLoop]: Abstraction has 22 states and 27 transitions. [2021-12-14 23:03:54,563 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-12-14 23:03:54,563 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 22 states and 27 transitions. [2021-12-14 23:03:54,564 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2021-12-14 23:03:54,564 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-14 23:03:54,564 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-14 23:03:54,564 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 23:03:54,564 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-12-14 23:03:54,565 INFO L791 eck$LassoCheckResult]: Stem: 347#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 348#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet19#1, main_#t~nondet20#1, main_#t~malloc21#1.base, main_#t~malloc21#1.offset, main_#t~malloc22#1.base, main_#t~malloc22#1.offset, main_#t~malloc23#1.base, main_#t~malloc23#1.offset, main_~dir_len~0#1, main_~file_len~0#1, main_~dir~0#1.base, main_~dir~0#1.offset, main_~file~0#1.base, main_~file~0#1.offset, main_~output~0#1.base, main_~output~0#1.offset;main_~dir_len~0#1 := main_#t~nondet19#1;havoc main_#t~nondet19#1; 359#L532 assume !(main_~dir_len~0#1 < 1);main_~file_len~0#1 := main_#t~nondet20#1;havoc main_#t~nondet20#1; 350#L534 assume !(main_~file_len~0#1 < 1);call main_#t~malloc21#1.base, main_#t~malloc21#1.offset := #Ultimate.allocOnStack(main_~dir_len~0#1);main_~dir~0#1.base, main_~dir~0#1.offset := main_#t~malloc21#1.base, main_#t~malloc21#1.offset;call write~int(0, main_~dir~0#1.base, main_~dir~0#1.offset + (main_~dir_len~0#1 - 1), 1);call main_#t~malloc22#1.base, main_#t~malloc22#1.offset := #Ultimate.allocOnStack(main_~file_len~0#1);main_~file~0#1.base, main_~file~0#1.offset := main_#t~malloc22#1.base, main_#t~malloc22#1.offset;call write~int(0, main_~file~0#1.base, main_~file~0#1.offset + (main_~file_len~0#1 - 1), 1);call main_#t~malloc23#1.base, main_#t~malloc23#1.offset := #Ultimate.allocOnStack(2 + (main_~dir_len~0#1 + main_~file_len~0#1));main_~output~0#1.base, main_~output~0#1.offset := main_#t~malloc23#1.base, main_#t~malloc23#1.offset;assume { :begin_inline_build_fullname } true;build_fullname_#in~fullname#1.base, build_fullname_#in~fullname#1.offset, build_fullname_#in~directory#1.base, build_fullname_#in~directory#1.offset, build_fullname_#in~filename#1.base, build_fullname_#in~filename#1.offset := main_~output~0#1.base, main_~output~0#1.offset, main_~dir~0#1.base, main_~dir~0#1.offset, main_~file~0#1.base, main_~file~0#1.offset;havoc build_fullname_#t~mem8#1, build_fullname_#t~mem9#1, build_fullname_#t~short10#1, build_fullname_#t~pre11#1.base, build_fullname_#t~pre11#1.offset, build_fullname_#t~mem12#1, build_fullname_#t~mem13#1, build_fullname_#t~short14#1, build_fullname_#t~ret15#1.base, build_fullname_#t~ret15#1.offset, build_fullname_#t~ret16#1.base, build_fullname_#t~ret16#1.offset, build_fullname_#t~pre17#1.base, build_fullname_#t~pre17#1.offset, build_fullname_#t~ret18#1.base, build_fullname_#t~ret18#1.offset, build_fullname_~fullname#1.base, build_fullname_~fullname#1.offset, build_fullname_~directory#1.base, build_fullname_~directory#1.offset, build_fullname_~filename#1.base, build_fullname_~filename#1.offset, build_fullname_~dest~0#1.base, build_fullname_~dest~0#1.offset;build_fullname_~fullname#1.base, build_fullname_~fullname#1.offset := build_fullname_#in~fullname#1.base, build_fullname_#in~fullname#1.offset;build_fullname_~directory#1.base, build_fullname_~directory#1.offset := build_fullname_#in~directory#1.base, build_fullname_#in~directory#1.offset;build_fullname_~filename#1.base, build_fullname_~filename#1.offset := build_fullname_#in~filename#1.base, build_fullname_#in~filename#1.offset;build_fullname_~dest~0#1.base, build_fullname_~dest~0#1.offset := build_fullname_~fullname#1.base, build_fullname_~fullname#1.offset;call build_fullname_#t~mem8#1 := read~int(build_fullname_~directory#1.base, build_fullname_~directory#1.offset, 1);build_fullname_#t~short10#1 := 47 == build_fullname_#t~mem8#1; 351#L521 assume !build_fullname_#t~short10#1; 355#L521-2 assume !build_fullname_#t~short10#1;havoc build_fullname_#t~mem8#1;havoc build_fullname_#t~mem9#1;havoc build_fullname_#t~short10#1;call build_fullname_#t~mem12#1 := read~int(build_fullname_~directory#1.base, build_fullname_~directory#1.offset, 1);build_fullname_#t~short14#1 := 46 != build_fullname_#t~mem12#1; 356#L523 assume !build_fullname_#t~short14#1;call build_fullname_#t~mem13#1 := read~int(build_fullname_~directory#1.base, 1 + build_fullname_~directory#1.offset, 1);build_fullname_#t~short14#1 := 0 != build_fullname_#t~mem13#1; 362#L523-2 assume build_fullname_#t~short14#1;havoc build_fullname_#t~mem12#1;havoc build_fullname_#t~mem13#1;havoc build_fullname_#t~short14#1;assume { :begin_inline_strcpy } true;strcpy_#in~s1#1.base, strcpy_#in~s1#1.offset, strcpy_#in~s2#1.base, strcpy_#in~s2#1.offset := build_fullname_~dest~0#1.base, build_fullname_~dest~0#1.offset, build_fullname_~directory#1.base, build_fullname_~directory#1.offset;havoc strcpy_#res#1.base, strcpy_#res#1.offset;havoc strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset, strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset, strcpy_#t~mem4#1, strcpy_~s1#1.base, strcpy_~s1#1.offset, strcpy_~s2#1.base, strcpy_~s2#1.offset, strcpy_~res~0#1.base, strcpy_~res~0#1.offset;strcpy_~s1#1.base, strcpy_~s1#1.offset := strcpy_#in~s1#1.base, strcpy_#in~s1#1.offset;strcpy_~s2#1.base, strcpy_~s2#1.offset := strcpy_#in~s2#1.base, strcpy_#in~s2#1.offset;strcpy_~res~0#1.base, strcpy_~res~0#1.offset := strcpy_~s1#1.base, strcpy_~s1#1.offset; 363#L508-3 [2021-12-14 23:03:54,565 INFO L793 eck$LassoCheckResult]: Loop: 363#L508-3 strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset := strcpy_~s1#1.base, strcpy_~s1#1.offset;strcpy_~s1#1.base, strcpy_~s1#1.offset := strcpy_#t~post2#1.base, 1 + strcpy_#t~post2#1.offset;strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset := strcpy_~s2#1.base, strcpy_~s2#1.offset;strcpy_~s2#1.base, strcpy_~s2#1.offset := strcpy_#t~post3#1.base, 1 + strcpy_#t~post3#1.offset;call strcpy_#t~mem4#1 := read~int(strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset, 1);call write~int(strcpy_#t~mem4#1, strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset, 1); 364#L508-1 assume !!(0 != strcpy_#t~mem4#1);havoc strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset;havoc strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset;havoc strcpy_#t~mem4#1; 363#L508-3 [2021-12-14 23:03:54,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:03:54,565 INFO L85 PathProgramCache]: Analyzing trace with hash 179568658, now seen corresponding path program 1 times [2021-12-14 23:03:54,566 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:03:54,566 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1880892251] [2021-12-14 23:03:54,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:03:54,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:03:54,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:03:54,580 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 23:03:54,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:03:54,615 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 23:03:54,619 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:03:54,619 INFO L85 PathProgramCache]: Analyzing trace with hash 2150, now seen corresponding path program 2 times [2021-12-14 23:03:54,619 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:03:54,619 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [492733055] [2021-12-14 23:03:54,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:03:54,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:03:54,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:03:54,624 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 23:03:54,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:03:54,628 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 23:03:54,628 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:03:54,628 INFO L85 PathProgramCache]: Analyzing trace with hash 766789687, now seen corresponding path program 1 times [2021-12-14 23:03:54,628 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:03:54,628 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1279087368] [2021-12-14 23:03:54,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:03:54,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:03:54,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:03:54,641 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 23:03:54,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:03:54,661 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 23:03:56,053 INFO L210 LassoAnalysis]: Preferences: [2021-12-14 23:03:56,053 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-14 23:03:56,053 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-14 23:03:56,053 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-14 23:03:56,053 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-14 23:03:56,053 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:56,053 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-14 23:03:56,054 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-14 23:03:56,054 INFO L133 ssoRankerPreferences]: Filename of dumped script: build_fullname.i_Iteration3_Lasso [2021-12-14 23:03:56,054 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-14 23:03:56,054 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-14 23:03:56,057 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:03:56,067 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:03:56,068 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:03:56,070 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:03:56,071 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:03:56,072 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:03:56,074 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:03:56,075 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:03:56,077 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:03:56,079 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:03:56,081 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:03:56,082 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:03:56,728 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:03:56,736 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:03:56,738 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:03:56,740 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:03:56,742 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:03:56,743 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:03:56,745 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:03:56,747 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:03:56,749 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:03:56,751 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:03:56,753 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:03:56,755 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:03:56,757 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:03:56,759 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:03:56,761 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:03:56,762 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:03:56,764 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:03:57,415 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-14 23:03:57,415 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-14 23:03:57,415 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:57,415 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:57,423 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:03:57,424 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-12-14 23:03:57,424 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:03:57,430 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:03:57,431 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:03:57,431 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:57,431 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:57,431 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:03:57,431 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:03:57,431 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:03:57,459 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:57,480 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-12-14 23:03:57,481 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:57,481 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:57,481 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:03:57,482 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-12-14 23:03:57,483 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:03:57,489 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:03:57,489 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:03:57,489 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:57,489 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:57,489 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:03:57,490 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:03:57,490 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:03:57,491 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:57,505 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2021-12-14 23:03:57,506 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:57,506 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:57,507 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:03:57,508 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-12-14 23:03:57,509 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:03:57,515 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:03:57,516 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:03:57,516 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:57,516 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:57,516 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:03:57,516 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:03:57,516 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:03:57,517 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:57,534 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2021-12-14 23:03:57,534 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:57,534 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:57,535 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:03:57,536 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-12-14 23:03:57,537 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:03:57,543 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:03:57,543 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:03:57,543 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:57,543 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:57,543 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:03:57,544 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:03:57,544 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:03:57,544 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:57,559 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-12-14 23:03:57,559 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:57,559 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:57,560 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:03:57,561 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-12-14 23:03:57,562 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:03:57,568 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:03:57,568 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:03:57,568 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:57,568 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:57,568 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:03:57,568 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:03:57,568 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:03:57,579 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:57,600 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2021-12-14 23:03:57,600 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:57,601 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:57,601 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:03:57,602 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-12-14 23:03:57,603 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 [2021-12-14 23:03:57,609 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:03:57,609 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:03:57,609 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:57,609 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:57,609 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:03:57,610 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:03:57,610 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:03:57,612 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:57,626 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-12-14 23:03:57,627 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:57,627 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:57,627 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:03:57,628 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-12-14 23:03:57,629 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:03:57,635 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:03:57,635 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:03:57,635 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:57,635 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:57,635 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:03:57,637 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:03:57,637 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:03:57,638 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:57,652 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2021-12-14 23:03:57,652 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:57,653 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:57,653 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:03:57,659 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-12-14 23:03:57,659 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:03:57,667 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:03:57,667 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:57,667 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:57,667 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:03:57,668 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:03:57,668 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:03:57,670 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:57,685 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2021-12-14 23:03:57,685 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:57,685 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:57,686 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:03:57,687 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-12-14 23:03:57,688 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:03:57,693 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:03:57,694 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:03:57,694 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:57,694 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:57,694 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:03:57,694 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:03:57,694 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:03:57,695 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:57,710 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2021-12-14 23:03:57,710 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:57,710 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:57,711 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:03:57,712 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-12-14 23:03:57,713 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 [2021-12-14 23:03:57,719 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:03:57,719 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:03:57,719 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:57,720 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:57,720 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:03:57,720 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:03:57,720 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:03:57,721 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:57,736 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2021-12-14 23:03:57,736 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:57,736 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:57,737 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:03:57,737 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-12-14 23:03:57,739 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:03:57,745 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:03:57,745 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:03:57,745 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:57,745 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:57,745 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:03:57,745 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:03:57,746 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:03:57,746 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:57,761 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 [2021-12-14 23:03:57,761 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:57,762 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:57,762 INFO L229 MonitoredProcess]: Starting monitored process 37 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:03:57,763 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-12-14 23:03:57,765 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:03:57,770 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:03:57,771 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:57,771 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:57,771 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:03:57,776 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:03:57,776 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:03:57,803 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:57,825 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2021-12-14 23:03:57,825 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:57,825 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:57,826 INFO L229 MonitoredProcess]: Starting monitored process 38 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:03:57,828 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-12-14 23:03:57,830 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:03:57,836 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:03:57,836 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:57,836 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:57,836 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:03:57,842 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:03:57,842 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:03:57,845 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:57,860 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2021-12-14 23:03:57,861 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:57,861 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:57,867 INFO L229 MonitoredProcess]: Starting monitored process 39 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:03:57,868 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-12-14 23:03:57,868 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:03:57,874 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:03:57,875 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:03:57,875 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:57,875 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:57,875 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:03:57,875 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:03:57,875 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:03:57,876 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:57,891 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2021-12-14 23:03:57,892 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:57,892 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:57,893 INFO L229 MonitoredProcess]: Starting monitored process 40 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:03:57,896 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-12-14 23:03:57,900 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:03:57,907 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:03:57,907 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:57,907 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:57,907 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:03:57,908 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:03:57,908 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:03:57,911 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:57,928 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2021-12-14 23:03:57,928 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:57,928 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:57,929 INFO L229 MonitoredProcess]: Starting monitored process 41 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:03:57,930 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-12-14 23:03:57,931 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:03:57,938 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:03:57,938 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:57,938 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:57,938 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:03:57,939 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:03:57,939 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:03:57,942 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:57,957 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2021-12-14 23:03:57,957 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:57,957 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:57,958 INFO L229 MonitoredProcess]: Starting monitored process 42 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:03:57,959 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-12-14 23:03:57,960 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 [2021-12-14 23:03:57,969 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:03:57,969 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:57,969 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:57,969 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:03:57,985 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:03:57,985 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:03:58,011 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:58,028 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2021-12-14 23:03:58,028 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:58,028 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:58,029 INFO L229 MonitoredProcess]: Starting monitored process 43 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:03:58,030 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-12-14 23:03:58,033 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:03:58,040 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:03:58,040 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:58,040 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:58,040 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:03:58,044 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:03:58,044 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:03:58,058 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:58,082 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 [2021-12-14 23:03:58,083 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:58,083 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:58,084 INFO L229 MonitoredProcess]: Starting monitored process 44 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:03:58,087 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:03:58,094 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:03:58,095 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2021-12-14 23:03:58,095 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:58,095 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:03:58,096 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2021-12-14 23:03:58,096 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:03:58,100 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-12-14 23:03:58,107 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:58,129 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 [2021-12-14 23:03:58,130 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:58,130 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:58,131 INFO L229 MonitoredProcess]: Starting monitored process 45 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:03:58,136 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:03:58,143 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-12-14 23:03:58,144 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:03:58,144 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:58,144 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:58,144 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:03:58,145 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:03:58,145 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:03:58,151 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:58,167 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2021-12-14 23:03:58,167 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:58,168 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:58,168 INFO L229 MonitoredProcess]: Starting monitored process 46 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:03:58,169 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2021-12-14 23:03:58,170 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:03:58,176 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:03:58,176 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:58,176 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:58,176 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:03:58,178 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:03:58,178 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:03:58,180 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:58,195 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2021-12-14 23:03:58,195 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:58,195 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:58,196 INFO L229 MonitoredProcess]: Starting monitored process 47 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:03:58,196 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-12-14 23:03:58,198 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:03:58,204 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:03:58,204 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:03:58,204 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:58,204 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-14 23:03:58,204 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:03:58,205 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:03:58,205 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:03:58,206 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:58,221 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2021-12-14 23:03:58,223 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:58,223 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:58,223 INFO L229 MonitoredProcess]: Starting monitored process 48 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:03:58,224 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-12-14 23:03:58,226 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:03:58,233 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:03:58,233 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:58,233 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:58,233 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:03:58,235 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:03:58,235 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:03:58,238 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:58,253 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2021-12-14 23:03:58,254 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:58,254 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:58,255 INFO L229 MonitoredProcess]: Starting monitored process 49 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:03:58,255 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-12-14 23:03:58,257 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:03:58,264 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:03:58,264 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:58,264 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:58,264 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:03:58,281 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:03:58,281 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:03:58,299 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-14 23:03:58,340 INFO L443 ModelExtractionUtils]: Simplification made 21 calls to the SMT solver. [2021-12-14 23:03:58,340 INFO L444 ModelExtractionUtils]: 47 out of 70 variables were initially zero. Simplification set additionally 20 variables to zero. [2021-12-14 23:03:58,341 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:58,341 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:58,341 INFO L229 MonitoredProcess]: Starting monitored process 50 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:03:58,343 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-12-14 23:03:58,343 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-14 23:03:58,349 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-12-14 23:03:58,349 INFO L513 LassoAnalysis]: Proved termination. [2021-12-14 23:03:58,349 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_strcpy_~s2#1.offset, v_rep(select #length ULTIMATE.start_main_#t~malloc21#1.base)_2) = -1*ULTIMATE.start_strcpy_~s2#1.offset + 1*v_rep(select #length ULTIMATE.start_main_#t~malloc21#1.base)_2 Supporting invariants [] [2021-12-14 23:03:58,366 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2021-12-14 23:03:58,448 INFO L297 tatePredicateManager]: 29 out of 31 supporting invariants were superfluous and have been removed [2021-12-14 23:03:58,466 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:03:58,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 23:03:58,491 INFO L263 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjunts are in the unsatisfiable core [2021-12-14 23:03:58,492 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-14 23:03:58,560 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2021-12-14 23:03:58,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 23:03:58,567 INFO L263 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 13 conjunts are in the unsatisfiable core [2021-12-14 23:03:58,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-14 23:03:58,599 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 23:03:58,600 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 [2021-12-14 23:03:58,600 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 22 states and 27 transitions. cyclomatic complexity: 8 Second operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 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) [2021-12-14 23:03:58,634 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 22 states and 27 transitions. cyclomatic complexity: 8. Second operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 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) Result 32 states and 39 transitions. Complement of second has 6 states. [2021-12-14 23:03:58,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2021-12-14 23:03:58,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 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) [2021-12-14 23:03:58,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 23 transitions. [2021-12-14 23:03:58,636 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 8 letters. Loop has 2 letters. [2021-12-14 23:03:58,636 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-14 23:03:58,636 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 10 letters. Loop has 2 letters. [2021-12-14 23:03:58,636 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-14 23:03:58,636 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 8 letters. Loop has 4 letters. [2021-12-14 23:03:58,637 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-14 23:03:58,637 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 32 states and 39 transitions. [2021-12-14 23:03:58,638 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2021-12-14 23:03:58,638 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 32 states to 23 states and 28 transitions. [2021-12-14 23:03:58,638 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 20 [2021-12-14 23:03:58,638 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 21 [2021-12-14 23:03:58,638 INFO L73 IsDeterministic]: Start isDeterministic. Operand 23 states and 28 transitions. [2021-12-14 23:03:58,639 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-14 23:03:58,639 INFO L681 BuchiCegarLoop]: Abstraction has 23 states and 28 transitions. [2021-12-14 23:03:58,639 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states and 28 transitions. [2021-12-14 23:03:58,640 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 23. [2021-12-14 23:03:58,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23 states, 23 states have (on average 1.2173913043478262) internal successors, (28), 22 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 23:03:58,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 28 transitions. [2021-12-14 23:03:58,641 INFO L704 BuchiCegarLoop]: Abstraction has 23 states and 28 transitions. [2021-12-14 23:03:58,641 INFO L587 BuchiCegarLoop]: Abstraction has 23 states and 28 transitions. [2021-12-14 23:03:58,641 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-12-14 23:03:58,641 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 23 states and 28 transitions. [2021-12-14 23:03:58,641 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2021-12-14 23:03:58,641 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-14 23:03:58,642 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-14 23:03:58,642 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 23:03:58,642 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-12-14 23:03:58,642 INFO L791 eck$LassoCheckResult]: Stem: 584#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 585#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet19#1, main_#t~nondet20#1, main_#t~malloc21#1.base, main_#t~malloc21#1.offset, main_#t~malloc22#1.base, main_#t~malloc22#1.offset, main_#t~malloc23#1.base, main_#t~malloc23#1.offset, main_~dir_len~0#1, main_~file_len~0#1, main_~dir~0#1.base, main_~dir~0#1.offset, main_~file~0#1.base, main_~file~0#1.offset, main_~output~0#1.base, main_~output~0#1.offset;main_~dir_len~0#1 := main_#t~nondet19#1;havoc main_#t~nondet19#1; 596#L532 assume !(main_~dir_len~0#1 < 1);main_~file_len~0#1 := main_#t~nondet20#1;havoc main_#t~nondet20#1; 587#L534 assume !(main_~file_len~0#1 < 1);call main_#t~malloc21#1.base, main_#t~malloc21#1.offset := #Ultimate.allocOnStack(main_~dir_len~0#1);main_~dir~0#1.base, main_~dir~0#1.offset := main_#t~malloc21#1.base, main_#t~malloc21#1.offset;call write~int(0, main_~dir~0#1.base, main_~dir~0#1.offset + (main_~dir_len~0#1 - 1), 1);call main_#t~malloc22#1.base, main_#t~malloc22#1.offset := #Ultimate.allocOnStack(main_~file_len~0#1);main_~file~0#1.base, main_~file~0#1.offset := main_#t~malloc22#1.base, main_#t~malloc22#1.offset;call write~int(0, main_~file~0#1.base, main_~file~0#1.offset + (main_~file_len~0#1 - 1), 1);call main_#t~malloc23#1.base, main_#t~malloc23#1.offset := #Ultimate.allocOnStack(2 + (main_~dir_len~0#1 + main_~file_len~0#1));main_~output~0#1.base, main_~output~0#1.offset := main_#t~malloc23#1.base, main_#t~malloc23#1.offset;assume { :begin_inline_build_fullname } true;build_fullname_#in~fullname#1.base, build_fullname_#in~fullname#1.offset, build_fullname_#in~directory#1.base, build_fullname_#in~directory#1.offset, build_fullname_#in~filename#1.base, build_fullname_#in~filename#1.offset := main_~output~0#1.base, main_~output~0#1.offset, main_~dir~0#1.base, main_~dir~0#1.offset, main_~file~0#1.base, main_~file~0#1.offset;havoc build_fullname_#t~mem8#1, build_fullname_#t~mem9#1, build_fullname_#t~short10#1, build_fullname_#t~pre11#1.base, build_fullname_#t~pre11#1.offset, build_fullname_#t~mem12#1, build_fullname_#t~mem13#1, build_fullname_#t~short14#1, build_fullname_#t~ret15#1.base, build_fullname_#t~ret15#1.offset, build_fullname_#t~ret16#1.base, build_fullname_#t~ret16#1.offset, build_fullname_#t~pre17#1.base, build_fullname_#t~pre17#1.offset, build_fullname_#t~ret18#1.base, build_fullname_#t~ret18#1.offset, build_fullname_~fullname#1.base, build_fullname_~fullname#1.offset, build_fullname_~directory#1.base, build_fullname_~directory#1.offset, build_fullname_~filename#1.base, build_fullname_~filename#1.offset, build_fullname_~dest~0#1.base, build_fullname_~dest~0#1.offset;build_fullname_~fullname#1.base, build_fullname_~fullname#1.offset := build_fullname_#in~fullname#1.base, build_fullname_#in~fullname#1.offset;build_fullname_~directory#1.base, build_fullname_~directory#1.offset := build_fullname_#in~directory#1.base, build_fullname_#in~directory#1.offset;build_fullname_~filename#1.base, build_fullname_~filename#1.offset := build_fullname_#in~filename#1.base, build_fullname_#in~filename#1.offset;build_fullname_~dest~0#1.base, build_fullname_~dest~0#1.offset := build_fullname_~fullname#1.base, build_fullname_~fullname#1.offset;call build_fullname_#t~mem8#1 := read~int(build_fullname_~directory#1.base, build_fullname_~directory#1.offset, 1);build_fullname_#t~short10#1 := 47 == build_fullname_#t~mem8#1; 588#L521 assume !build_fullname_#t~short10#1; 597#L521-2 assume !build_fullname_#t~short10#1;havoc build_fullname_#t~mem8#1;havoc build_fullname_#t~mem9#1;havoc build_fullname_#t~short10#1;call build_fullname_#t~mem12#1 := read~int(build_fullname_~directory#1.base, build_fullname_~directory#1.offset, 1);build_fullname_#t~short14#1 := 46 != build_fullname_#t~mem12#1; 604#L523 assume !build_fullname_#t~short14#1;call build_fullname_#t~mem13#1 := read~int(build_fullname_~directory#1.base, 1 + build_fullname_~directory#1.offset, 1);build_fullname_#t~short14#1 := 0 != build_fullname_#t~mem13#1; 598#L523-2 assume build_fullname_#t~short14#1;havoc build_fullname_#t~mem12#1;havoc build_fullname_#t~mem13#1;havoc build_fullname_#t~short14#1;assume { :begin_inline_strcpy } true;strcpy_#in~s1#1.base, strcpy_#in~s1#1.offset, strcpy_#in~s2#1.base, strcpy_#in~s2#1.offset := build_fullname_~dest~0#1.base, build_fullname_~dest~0#1.offset, build_fullname_~directory#1.base, build_fullname_~directory#1.offset;havoc strcpy_#res#1.base, strcpy_#res#1.offset;havoc strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset, strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset, strcpy_#t~mem4#1, strcpy_~s1#1.base, strcpy_~s1#1.offset, strcpy_~s2#1.base, strcpy_~s2#1.offset, strcpy_~res~0#1.base, strcpy_~res~0#1.offset;strcpy_~s1#1.base, strcpy_~s1#1.offset := strcpy_#in~s1#1.base, strcpy_#in~s1#1.offset;strcpy_~s2#1.base, strcpy_~s2#1.offset := strcpy_#in~s2#1.base, strcpy_#in~s2#1.offset;strcpy_~res~0#1.base, strcpy_~res~0#1.offset := strcpy_~s1#1.base, strcpy_~s1#1.offset; 599#L508-3 strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset := strcpy_~s1#1.base, strcpy_~s1#1.offset;strcpy_~s1#1.base, strcpy_~s1#1.offset := strcpy_#t~post2#1.base, 1 + strcpy_#t~post2#1.offset;strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset := strcpy_~s2#1.base, strcpy_~s2#1.offset;strcpy_~s2#1.base, strcpy_~s2#1.offset := strcpy_#t~post3#1.base, 1 + strcpy_#t~post3#1.offset;call strcpy_#t~mem4#1 := read~int(strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset, 1);call write~int(strcpy_#t~mem4#1, strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset, 1); 600#L508-1 assume !(0 != strcpy_#t~mem4#1);havoc strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset;havoc strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset;havoc strcpy_#t~mem4#1; 602#L508-4 strcpy_#res#1.base, strcpy_#res#1.offset := strcpy_~res~0#1.base, strcpy_~res~0#1.offset; 603#L509 build_fullname_#t~ret15#1.base, build_fullname_#t~ret15#1.offset := strcpy_#res#1.base, strcpy_#res#1.offset;assume { :end_inline_strcpy } true;havoc build_fullname_#t~ret15#1.base, build_fullname_#t~ret15#1.offset;assume { :begin_inline_strchr } true;strchr_#in~t#1.base, strchr_#in~t#1.offset, strchr_#in~c#1 := build_fullname_~dest~0#1.base, build_fullname_~dest~0#1.offset, 0;havoc strchr_#res#1.base, strchr_#res#1.offset;havoc strchr_#t~mem5#1, strchr_#t~mem6#1, strchr_#t~pre7#1.base, strchr_#t~pre7#1.offset, strchr_~t#1.base, strchr_~t#1.offset, strchr_~c#1, strchr_~ch~0#1;strchr_~t#1.base, strchr_~t#1.offset := strchr_#in~t#1.base, strchr_#in~t#1.offset;strchr_~c#1 := strchr_#in~c#1;havoc strchr_~ch~0#1;strchr_~ch~0#1 := (if strchr_~c#1 % 256 <= 127 then strchr_~c#1 % 256 else strchr_~c#1 % 256 - 256); 591#L514-2 [2021-12-14 23:03:58,643 INFO L793 eck$LassoCheckResult]: Loop: 591#L514-2 assume !false;call strchr_#t~mem5#1 := read~int(strchr_~t#1.base, strchr_~t#1.offset, 1); 594#L515 assume !(strchr_#t~mem5#1 == strchr_~ch~0#1);havoc strchr_#t~mem5#1;call strchr_#t~mem6#1 := read~int(strchr_~t#1.base, strchr_~t#1.offset, 1); 589#L515-2 assume !(0 == strchr_#t~mem6#1);havoc strchr_#t~mem6#1;strchr_#t~pre7#1.base, strchr_#t~pre7#1.offset := strchr_~t#1.base, 1 + strchr_~t#1.offset;strchr_~t#1.base, strchr_~t#1.offset := strchr_~t#1.base, 1 + strchr_~t#1.offset;havoc strchr_#t~pre7#1.base, strchr_#t~pre7#1.offset; 591#L514-2 [2021-12-14 23:03:58,643 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:03:58,643 INFO L85 PathProgramCache]: Analyzing trace with hash -1849486153, now seen corresponding path program 1 times [2021-12-14 23:03:58,643 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:03:58,643 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [319303397] [2021-12-14 23:03:58,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:03:58,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:03:58,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 23:03:58,689 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 23:03:58,689 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 23:03:58,689 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [319303397] [2021-12-14 23:03:58,689 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [319303397] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 23:03:58,689 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 23:03:58,689 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-14 23:03:58,690 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1520279344] [2021-12-14 23:03:58,690 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 23:03:58,690 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-14 23:03:58,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:03:58,690 INFO L85 PathProgramCache]: Analyzing trace with hash 85564, now seen corresponding path program 1 times [2021-12-14 23:03:58,691 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:03:58,691 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [471130314] [2021-12-14 23:03:58,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:03:58,691 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:03:58,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:03:58,694 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 23:03:58,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:03:58,696 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 23:03:58,728 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 23:03:58,729 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-14 23:03:58,729 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-12-14 23:03:58,729 INFO L87 Difference]: Start difference. First operand 23 states and 28 transitions. cyclomatic complexity: 8 Second operand has 6 states, 6 states have (on average 2.0) 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) [2021-12-14 23:03:58,783 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 23:03:58,783 INFO L93 Difference]: Finished difference Result 27 states and 32 transitions. [2021-12-14 23:03:58,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-14 23:03:58,784 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 27 states and 32 transitions. [2021-12-14 23:03:58,786 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2021-12-14 23:03:58,787 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 27 states to 27 states and 32 transitions. [2021-12-14 23:03:58,787 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 23 [2021-12-14 23:03:58,787 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 23 [2021-12-14 23:03:58,787 INFO L73 IsDeterministic]: Start isDeterministic. Operand 27 states and 32 transitions. [2021-12-14 23:03:58,788 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-14 23:03:58,788 INFO L681 BuchiCegarLoop]: Abstraction has 27 states and 32 transitions. [2021-12-14 23:03:58,788 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states and 32 transitions. [2021-12-14 23:03:58,790 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 26. [2021-12-14 23:03:58,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26 states, 26 states have (on average 1.1923076923076923) internal successors, (31), 25 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 23:03:58,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 31 transitions. [2021-12-14 23:03:58,793 INFO L704 BuchiCegarLoop]: Abstraction has 26 states and 31 transitions. [2021-12-14 23:03:58,793 INFO L587 BuchiCegarLoop]: Abstraction has 26 states and 31 transitions. [2021-12-14 23:03:58,793 INFO L425 BuchiCegarLoop]: ======== Iteration 5============ [2021-12-14 23:03:58,793 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 26 states and 31 transitions. [2021-12-14 23:03:58,795 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2021-12-14 23:03:58,795 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-14 23:03:58,796 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-14 23:03:58,797 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 23:03:58,797 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-12-14 23:03:58,797 INFO L791 eck$LassoCheckResult]: Stem: 647#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 648#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet19#1, main_#t~nondet20#1, main_#t~malloc21#1.base, main_#t~malloc21#1.offset, main_#t~malloc22#1.base, main_#t~malloc22#1.offset, main_#t~malloc23#1.base, main_#t~malloc23#1.offset, main_~dir_len~0#1, main_~file_len~0#1, main_~dir~0#1.base, main_~dir~0#1.offset, main_~file~0#1.base, main_~file~0#1.offset, main_~output~0#1.base, main_~output~0#1.offset;main_~dir_len~0#1 := main_#t~nondet19#1;havoc main_#t~nondet19#1; 657#L532 assume !(main_~dir_len~0#1 < 1);main_~file_len~0#1 := main_#t~nondet20#1;havoc main_#t~nondet20#1; 650#L534 assume !(main_~file_len~0#1 < 1);call main_#t~malloc21#1.base, main_#t~malloc21#1.offset := #Ultimate.allocOnStack(main_~dir_len~0#1);main_~dir~0#1.base, main_~dir~0#1.offset := main_#t~malloc21#1.base, main_#t~malloc21#1.offset;call write~int(0, main_~dir~0#1.base, main_~dir~0#1.offset + (main_~dir_len~0#1 - 1), 1);call main_#t~malloc22#1.base, main_#t~malloc22#1.offset := #Ultimate.allocOnStack(main_~file_len~0#1);main_~file~0#1.base, main_~file~0#1.offset := main_#t~malloc22#1.base, main_#t~malloc22#1.offset;call write~int(0, main_~file~0#1.base, main_~file~0#1.offset + (main_~file_len~0#1 - 1), 1);call main_#t~malloc23#1.base, main_#t~malloc23#1.offset := #Ultimate.allocOnStack(2 + (main_~dir_len~0#1 + main_~file_len~0#1));main_~output~0#1.base, main_~output~0#1.offset := main_#t~malloc23#1.base, main_#t~malloc23#1.offset;assume { :begin_inline_build_fullname } true;build_fullname_#in~fullname#1.base, build_fullname_#in~fullname#1.offset, build_fullname_#in~directory#1.base, build_fullname_#in~directory#1.offset, build_fullname_#in~filename#1.base, build_fullname_#in~filename#1.offset := main_~output~0#1.base, main_~output~0#1.offset, main_~dir~0#1.base, main_~dir~0#1.offset, main_~file~0#1.base, main_~file~0#1.offset;havoc build_fullname_#t~mem8#1, build_fullname_#t~mem9#1, build_fullname_#t~short10#1, build_fullname_#t~pre11#1.base, build_fullname_#t~pre11#1.offset, build_fullname_#t~mem12#1, build_fullname_#t~mem13#1, build_fullname_#t~short14#1, build_fullname_#t~ret15#1.base, build_fullname_#t~ret15#1.offset, build_fullname_#t~ret16#1.base, build_fullname_#t~ret16#1.offset, build_fullname_#t~pre17#1.base, build_fullname_#t~pre17#1.offset, build_fullname_#t~ret18#1.base, build_fullname_#t~ret18#1.offset, build_fullname_~fullname#1.base, build_fullname_~fullname#1.offset, build_fullname_~directory#1.base, build_fullname_~directory#1.offset, build_fullname_~filename#1.base, build_fullname_~filename#1.offset, build_fullname_~dest~0#1.base, build_fullname_~dest~0#1.offset;build_fullname_~fullname#1.base, build_fullname_~fullname#1.offset := build_fullname_#in~fullname#1.base, build_fullname_#in~fullname#1.offset;build_fullname_~directory#1.base, build_fullname_~directory#1.offset := build_fullname_#in~directory#1.base, build_fullname_#in~directory#1.offset;build_fullname_~filename#1.base, build_fullname_~filename#1.offset := build_fullname_#in~filename#1.base, build_fullname_#in~filename#1.offset;build_fullname_~dest~0#1.base, build_fullname_~dest~0#1.offset := build_fullname_~fullname#1.base, build_fullname_~fullname#1.offset;call build_fullname_#t~mem8#1 := read~int(build_fullname_~directory#1.base, build_fullname_~directory#1.offset, 1);build_fullname_#t~short10#1 := 47 == build_fullname_#t~mem8#1; 651#L521 assume !build_fullname_#t~short10#1; 660#L521-2 assume !build_fullname_#t~short10#1;havoc build_fullname_#t~mem8#1;havoc build_fullname_#t~mem9#1;havoc build_fullname_#t~short10#1;call build_fullname_#t~mem12#1 := read~int(build_fullname_~directory#1.base, build_fullname_~directory#1.offset, 1);build_fullname_#t~short14#1 := 46 != build_fullname_#t~mem12#1; 670#L523 assume build_fullname_#t~short14#1; 661#L523-2 assume build_fullname_#t~short14#1;havoc build_fullname_#t~mem12#1;havoc build_fullname_#t~mem13#1;havoc build_fullname_#t~short14#1;assume { :begin_inline_strcpy } true;strcpy_#in~s1#1.base, strcpy_#in~s1#1.offset, strcpy_#in~s2#1.base, strcpy_#in~s2#1.offset := build_fullname_~dest~0#1.base, build_fullname_~dest~0#1.offset, build_fullname_~directory#1.base, build_fullname_~directory#1.offset;havoc strcpy_#res#1.base, strcpy_#res#1.offset;havoc strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset, strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset, strcpy_#t~mem4#1, strcpy_~s1#1.base, strcpy_~s1#1.offset, strcpy_~s2#1.base, strcpy_~s2#1.offset, strcpy_~res~0#1.base, strcpy_~res~0#1.offset;strcpy_~s1#1.base, strcpy_~s1#1.offset := strcpy_#in~s1#1.base, strcpy_#in~s1#1.offset;strcpy_~s2#1.base, strcpy_~s2#1.offset := strcpy_#in~s2#1.base, strcpy_#in~s2#1.offset;strcpy_~res~0#1.base, strcpy_~res~0#1.offset := strcpy_~s1#1.base, strcpy_~s1#1.offset; 669#L508-3 strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset := strcpy_~s1#1.base, strcpy_~s1#1.offset;strcpy_~s1#1.base, strcpy_~s1#1.offset := strcpy_#t~post2#1.base, 1 + strcpy_#t~post2#1.offset;strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset := strcpy_~s2#1.base, strcpy_~s2#1.offset;strcpy_~s2#1.base, strcpy_~s2#1.offset := strcpy_#t~post3#1.base, 1 + strcpy_#t~post3#1.offset;call strcpy_#t~mem4#1 := read~int(strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset, 1);call write~int(strcpy_#t~mem4#1, strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset, 1); 666#L508-1 assume !(0 != strcpy_#t~mem4#1);havoc strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset;havoc strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset;havoc strcpy_#t~mem4#1; 668#L508-4 strcpy_#res#1.base, strcpy_#res#1.offset := strcpy_~res~0#1.base, strcpy_~res~0#1.offset; 667#L509 build_fullname_#t~ret15#1.base, build_fullname_#t~ret15#1.offset := strcpy_#res#1.base, strcpy_#res#1.offset;assume { :end_inline_strcpy } true;havoc build_fullname_#t~ret15#1.base, build_fullname_#t~ret15#1.offset;assume { :begin_inline_strchr } true;strchr_#in~t#1.base, strchr_#in~t#1.offset, strchr_#in~c#1 := build_fullname_~dest~0#1.base, build_fullname_~dest~0#1.offset, 0;havoc strchr_#res#1.base, strchr_#res#1.offset;havoc strchr_#t~mem5#1, strchr_#t~mem6#1, strchr_#t~pre7#1.base, strchr_#t~pre7#1.offset, strchr_~t#1.base, strchr_~t#1.offset, strchr_~c#1, strchr_~ch~0#1;strchr_~t#1.base, strchr_~t#1.offset := strchr_#in~t#1.base, strchr_#in~t#1.offset;strchr_~c#1 := strchr_#in~c#1;havoc strchr_~ch~0#1;strchr_~ch~0#1 := (if strchr_~c#1 % 256 <= 127 then strchr_~c#1 % 256 else strchr_~c#1 % 256 - 256); 654#L514-2 [2021-12-14 23:03:58,797 INFO L793 eck$LassoCheckResult]: Loop: 654#L514-2 assume !false;call strchr_#t~mem5#1 := read~int(strchr_~t#1.base, strchr_~t#1.offset, 1); 658#L515 assume !(strchr_#t~mem5#1 == strchr_~ch~0#1);havoc strchr_#t~mem5#1;call strchr_#t~mem6#1 := read~int(strchr_~t#1.base, strchr_~t#1.offset, 1); 652#L515-2 assume !(0 == strchr_#t~mem6#1);havoc strchr_#t~mem6#1;strchr_#t~pre7#1.base, strchr_#t~pre7#1.offset := strchr_~t#1.base, 1 + strchr_~t#1.offset;strchr_~t#1.base, strchr_~t#1.offset := strchr_~t#1.base, 1 + strchr_~t#1.offset;havoc strchr_#t~pre7#1.base, strchr_#t~pre7#1.offset; 654#L514-2 [2021-12-14 23:03:58,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:03:58,798 INFO L85 PathProgramCache]: Analyzing trace with hash -1906744455, now seen corresponding path program 1 times [2021-12-14 23:03:58,798 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:03:58,798 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1302160879] [2021-12-14 23:03:58,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:03:58,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:03:58,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:03:58,821 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 23:03:58,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:03:58,855 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 23:03:58,859 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:03:58,859 INFO L85 PathProgramCache]: Analyzing trace with hash 85564, now seen corresponding path program 2 times [2021-12-14 23:03:58,859 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:03:58,859 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1354929159] [2021-12-14 23:03:58,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:03:58,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:03:58,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:03:58,863 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 23:03:58,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:03:58,866 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 23:03:58,866 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:03:58,866 INFO L85 PathProgramCache]: Analyzing trace with hash 1413453764, now seen corresponding path program 1 times [2021-12-14 23:03:58,867 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:03:58,867 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1911720137] [2021-12-14 23:03:58,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:03:58,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:03:58,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 23:03:58,911 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 23:03:58,911 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 23:03:58,911 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1911720137] [2021-12-14 23:03:58,912 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1911720137] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 23:03:58,912 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 23:03:58,912 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-14 23:03:58,912 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1282629124] [2021-12-14 23:03:58,912 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 23:03:58,946 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 23:03:58,947 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-14 23:03:58,947 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-12-14 23:03:58,947 INFO L87 Difference]: Start difference. First operand 26 states and 31 transitions. cyclomatic complexity: 8 Second operand has 7 states, 6 states have (on average 2.5) internal successors, (15), 7 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 23:03:59,024 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 23:03:59,024 INFO L93 Difference]: Finished difference Result 36 states and 43 transitions. [2021-12-14 23:03:59,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-14 23:03:59,025 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 36 states and 43 transitions. [2021-12-14 23:03:59,026 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2021-12-14 23:03:59,026 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 36 states to 36 states and 43 transitions. [2021-12-14 23:03:59,027 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 32 [2021-12-14 23:03:59,027 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 32 [2021-12-14 23:03:59,027 INFO L73 IsDeterministic]: Start isDeterministic. Operand 36 states and 43 transitions. [2021-12-14 23:03:59,027 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-14 23:03:59,027 INFO L681 BuchiCegarLoop]: Abstraction has 36 states and 43 transitions. [2021-12-14 23:03:59,027 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states and 43 transitions. [2021-12-14 23:03:59,029 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 32. [2021-12-14 23:03:59,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32 states, 32 states have (on average 1.21875) internal successors, (39), 31 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 23:03:59,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 39 transitions. [2021-12-14 23:03:59,030 INFO L704 BuchiCegarLoop]: Abstraction has 32 states and 39 transitions. [2021-12-14 23:03:59,030 INFO L587 BuchiCegarLoop]: Abstraction has 32 states and 39 transitions. [2021-12-14 23:03:59,030 INFO L425 BuchiCegarLoop]: ======== Iteration 6============ [2021-12-14 23:03:59,030 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 32 states and 39 transitions. [2021-12-14 23:03:59,030 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2021-12-14 23:03:59,030 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-14 23:03:59,031 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-14 23:03:59,031 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 23:03:59,031 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-12-14 23:03:59,031 INFO L791 eck$LassoCheckResult]: Stem: 725#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 726#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet19#1, main_#t~nondet20#1, main_#t~malloc21#1.base, main_#t~malloc21#1.offset, main_#t~malloc22#1.base, main_#t~malloc22#1.offset, main_#t~malloc23#1.base, main_#t~malloc23#1.offset, main_~dir_len~0#1, main_~file_len~0#1, main_~dir~0#1.base, main_~dir~0#1.offset, main_~file~0#1.base, main_~file~0#1.offset, main_~output~0#1.base, main_~output~0#1.offset;main_~dir_len~0#1 := main_#t~nondet19#1;havoc main_#t~nondet19#1; 737#L532 assume !(main_~dir_len~0#1 < 1);main_~file_len~0#1 := main_#t~nondet20#1;havoc main_#t~nondet20#1; 728#L534 assume !(main_~file_len~0#1 < 1);call main_#t~malloc21#1.base, main_#t~malloc21#1.offset := #Ultimate.allocOnStack(main_~dir_len~0#1);main_~dir~0#1.base, main_~dir~0#1.offset := main_#t~malloc21#1.base, main_#t~malloc21#1.offset;call write~int(0, main_~dir~0#1.base, main_~dir~0#1.offset + (main_~dir_len~0#1 - 1), 1);call main_#t~malloc22#1.base, main_#t~malloc22#1.offset := #Ultimate.allocOnStack(main_~file_len~0#1);main_~file~0#1.base, main_~file~0#1.offset := main_#t~malloc22#1.base, main_#t~malloc22#1.offset;call write~int(0, main_~file~0#1.base, main_~file~0#1.offset + (main_~file_len~0#1 - 1), 1);call main_#t~malloc23#1.base, main_#t~malloc23#1.offset := #Ultimate.allocOnStack(2 + (main_~dir_len~0#1 + main_~file_len~0#1));main_~output~0#1.base, main_~output~0#1.offset := main_#t~malloc23#1.base, main_#t~malloc23#1.offset;assume { :begin_inline_build_fullname } true;build_fullname_#in~fullname#1.base, build_fullname_#in~fullname#1.offset, build_fullname_#in~directory#1.base, build_fullname_#in~directory#1.offset, build_fullname_#in~filename#1.base, build_fullname_#in~filename#1.offset := main_~output~0#1.base, main_~output~0#1.offset, main_~dir~0#1.base, main_~dir~0#1.offset, main_~file~0#1.base, main_~file~0#1.offset;havoc build_fullname_#t~mem8#1, build_fullname_#t~mem9#1, build_fullname_#t~short10#1, build_fullname_#t~pre11#1.base, build_fullname_#t~pre11#1.offset, build_fullname_#t~mem12#1, build_fullname_#t~mem13#1, build_fullname_#t~short14#1, build_fullname_#t~ret15#1.base, build_fullname_#t~ret15#1.offset, build_fullname_#t~ret16#1.base, build_fullname_#t~ret16#1.offset, build_fullname_#t~pre17#1.base, build_fullname_#t~pre17#1.offset, build_fullname_#t~ret18#1.base, build_fullname_#t~ret18#1.offset, build_fullname_~fullname#1.base, build_fullname_~fullname#1.offset, build_fullname_~directory#1.base, build_fullname_~directory#1.offset, build_fullname_~filename#1.base, build_fullname_~filename#1.offset, build_fullname_~dest~0#1.base, build_fullname_~dest~0#1.offset;build_fullname_~fullname#1.base, build_fullname_~fullname#1.offset := build_fullname_#in~fullname#1.base, build_fullname_#in~fullname#1.offset;build_fullname_~directory#1.base, build_fullname_~directory#1.offset := build_fullname_#in~directory#1.base, build_fullname_#in~directory#1.offset;build_fullname_~filename#1.base, build_fullname_~filename#1.offset := build_fullname_#in~filename#1.base, build_fullname_#in~filename#1.offset;build_fullname_~dest~0#1.base, build_fullname_~dest~0#1.offset := build_fullname_~fullname#1.base, build_fullname_~fullname#1.offset;call build_fullname_#t~mem8#1 := read~int(build_fullname_~directory#1.base, build_fullname_~directory#1.offset, 1);build_fullname_#t~short10#1 := 47 == build_fullname_#t~mem8#1; 729#L521 assume !build_fullname_#t~short10#1; 732#L521-2 assume !build_fullname_#t~short10#1;havoc build_fullname_#t~mem8#1;havoc build_fullname_#t~mem9#1;havoc build_fullname_#t~short10#1;call build_fullname_#t~mem12#1 := read~int(build_fullname_~directory#1.base, build_fullname_~directory#1.offset, 1);build_fullname_#t~short14#1 := 46 != build_fullname_#t~mem12#1; 733#L523 assume build_fullname_#t~short14#1; 740#L523-2 assume build_fullname_#t~short14#1;havoc build_fullname_#t~mem12#1;havoc build_fullname_#t~mem13#1;havoc build_fullname_#t~short14#1;assume { :begin_inline_strcpy } true;strcpy_#in~s1#1.base, strcpy_#in~s1#1.offset, strcpy_#in~s2#1.base, strcpy_#in~s2#1.offset := build_fullname_~dest~0#1.base, build_fullname_~dest~0#1.offset, build_fullname_~directory#1.base, build_fullname_~directory#1.offset;havoc strcpy_#res#1.base, strcpy_#res#1.offset;havoc strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset, strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset, strcpy_#t~mem4#1, strcpy_~s1#1.base, strcpy_~s1#1.offset, strcpy_~s2#1.base, strcpy_~s2#1.offset, strcpy_~res~0#1.base, strcpy_~res~0#1.offset;strcpy_~s1#1.base, strcpy_~s1#1.offset := strcpy_#in~s1#1.base, strcpy_#in~s1#1.offset;strcpy_~s2#1.base, strcpy_~s2#1.offset := strcpy_#in~s2#1.base, strcpy_#in~s2#1.offset;strcpy_~res~0#1.base, strcpy_~res~0#1.offset := strcpy_~s1#1.base, strcpy_~s1#1.offset; 749#L508-3 strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset := strcpy_~s1#1.base, strcpy_~s1#1.offset;strcpy_~s1#1.base, strcpy_~s1#1.offset := strcpy_#t~post2#1.base, 1 + strcpy_#t~post2#1.offset;strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset := strcpy_~s2#1.base, strcpy_~s2#1.offset;strcpy_~s2#1.base, strcpy_~s2#1.offset := strcpy_#t~post3#1.base, 1 + strcpy_#t~post3#1.offset;call strcpy_#t~mem4#1 := read~int(strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset, 1);call write~int(strcpy_#t~mem4#1, strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset, 1); 750#L508-1 assume !!(0 != strcpy_#t~mem4#1);havoc strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset;havoc strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset;havoc strcpy_#t~mem4#1; 744#L508-3 strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset := strcpy_~s1#1.base, strcpy_~s1#1.offset;strcpy_~s1#1.base, strcpy_~s1#1.offset := strcpy_#t~post2#1.base, 1 + strcpy_#t~post2#1.offset;strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset := strcpy_~s2#1.base, strcpy_~s2#1.offset;strcpy_~s2#1.base, strcpy_~s2#1.offset := strcpy_#t~post3#1.base, 1 + strcpy_#t~post3#1.offset;call strcpy_#t~mem4#1 := read~int(strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset, 1);call write~int(strcpy_#t~mem4#1, strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset, 1); 745#L508-1 assume !(0 != strcpy_#t~mem4#1);havoc strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset;havoc strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset;havoc strcpy_#t~mem4#1; 748#L508-4 strcpy_#res#1.base, strcpy_#res#1.offset := strcpy_~res~0#1.base, strcpy_~res~0#1.offset; 746#L509 build_fullname_#t~ret15#1.base, build_fullname_#t~ret15#1.offset := strcpy_#res#1.base, strcpy_#res#1.offset;assume { :end_inline_strcpy } true;havoc build_fullname_#t~ret15#1.base, build_fullname_#t~ret15#1.offset;assume { :begin_inline_strchr } true;strchr_#in~t#1.base, strchr_#in~t#1.offset, strchr_#in~c#1 := build_fullname_~dest~0#1.base, build_fullname_~dest~0#1.offset, 0;havoc strchr_#res#1.base, strchr_#res#1.offset;havoc strchr_#t~mem5#1, strchr_#t~mem6#1, strchr_#t~pre7#1.base, strchr_#t~pre7#1.offset, strchr_~t#1.base, strchr_~t#1.offset, strchr_~c#1, strchr_~ch~0#1;strchr_~t#1.base, strchr_~t#1.offset := strchr_#in~t#1.base, strchr_#in~t#1.offset;strchr_~c#1 := strchr_#in~c#1;havoc strchr_~ch~0#1;strchr_~ch~0#1 := (if strchr_~c#1 % 256 <= 127 then strchr_~c#1 % 256 else strchr_~c#1 % 256 - 256); 747#L514-2 [2021-12-14 23:03:59,031 INFO L793 eck$LassoCheckResult]: Loop: 747#L514-2 assume !false;call strchr_#t~mem5#1 := read~int(strchr_~t#1.base, strchr_~t#1.offset, 1); 734#L515 assume !(strchr_#t~mem5#1 == strchr_~ch~0#1);havoc strchr_#t~mem5#1;call strchr_#t~mem6#1 := read~int(strchr_~t#1.base, strchr_~t#1.offset, 1); 736#L515-2 assume !(0 == strchr_#t~mem6#1);havoc strchr_#t~mem6#1;strchr_#t~pre7#1.base, strchr_#t~pre7#1.offset := strchr_~t#1.base, 1 + strchr_~t#1.offset;strchr_~t#1.base, strchr_~t#1.offset := strchr_~t#1.base, 1 + strchr_~t#1.offset;havoc strchr_#t~pre7#1.base, strchr_#t~pre7#1.offset; 747#L514-2 [2021-12-14 23:03:59,032 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:03:59,032 INFO L85 PathProgramCache]: Analyzing trace with hash 1571186846, now seen corresponding path program 1 times [2021-12-14 23:03:59,032 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:03:59,032 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [8354143] [2021-12-14 23:03:59,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:03:59,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:03:59,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:03:59,057 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 23:03:59,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:03:59,094 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 23:03:59,095 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:03:59,095 INFO L85 PathProgramCache]: Analyzing trace with hash 85564, now seen corresponding path program 3 times [2021-12-14 23:03:59,095 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:03:59,095 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1129580369] [2021-12-14 23:03:59,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:03:59,095 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:03:59,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:03:59,098 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 23:03:59,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:03:59,100 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 23:03:59,100 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:03:59,100 INFO L85 PathProgramCache]: Analyzing trace with hash 673793151, now seen corresponding path program 1 times [2021-12-14 23:03:59,101 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:03:59,101 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [731278568] [2021-12-14 23:03:59,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:03:59,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:03:59,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:03:59,129 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 23:03:59,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:03:59,147 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 23:04:01,735 INFO L210 LassoAnalysis]: Preferences: [2021-12-14 23:04:01,735 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-14 23:04:01,735 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-14 23:04:01,735 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-14 23:04:01,735 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-14 23:04:01,735 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:04:01,735 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-14 23:04:01,735 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-14 23:04:01,735 INFO L133 ssoRankerPreferences]: Filename of dumped script: build_fullname.i_Iteration6_Lasso [2021-12-14 23:04:01,735 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-14 23:04:01,735 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-14 23:04:01,739 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:01,753 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:01,755 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:01,756 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:01,758 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:01,759 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:01,763 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:01,764 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:01,766 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:01,767 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:02,517 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:02,518 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:02,520 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:02,521 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:02,522 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:02,524 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:02,525 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:02,527 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:02,528 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:02,530 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:02,531 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:02,538 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:02,540 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:02,541 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:02,543 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:02,544 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:02,545 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:02,547 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:02,549 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:02,550 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:02,552 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:02,553 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:02,554 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:03,415 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-14 23:04:03,415 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-14 23:04:03,415 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:04:03,415 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:04:03,419 INFO L229 MonitoredProcess]: Starting monitored process 51 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:04:03,420 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-12-14 23:04:03,421 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:04:03,427 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:04:03,427 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:04:03,428 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:04:03,428 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:04:03,428 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:04:03,428 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:04:03,428 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:04:03,429 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:04:03,443 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 [2021-12-14 23:04:03,443 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:04:03,443 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:04:03,444 INFO L229 MonitoredProcess]: Starting monitored process 52 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:04:03,445 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-12-14 23:04:03,446 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:04:03,452 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:04:03,453 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:04:03,453 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:04:03,453 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:04:03,453 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:04:03,453 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:04:03,453 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:04:03,454 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:04:03,468 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2021-12-14 23:04:03,469 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:04:03,469 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:04:03,469 INFO L229 MonitoredProcess]: Starting monitored process 53 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:04:03,470 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2021-12-14 23:04:03,471 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:04:03,477 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:04:03,477 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:04:03,477 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:04:03,477 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:04:03,477 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:04:03,478 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:04:03,478 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:04:03,483 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:04:03,497 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2021-12-14 23:04:03,498 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:04:03,498 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:04:03,499 INFO L229 MonitoredProcess]: Starting monitored process 54 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:04:03,499 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2021-12-14 23:04:03,500 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:04:03,506 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:04:03,506 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:04:03,507 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:04:03,507 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:04:03,507 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:04:03,507 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:04:03,507 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:04:03,508 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:04:03,522 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 [2021-12-14 23:04:03,522 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:04:03,523 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:04:03,523 INFO L229 MonitoredProcess]: Starting monitored process 55 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:04:03,524 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2021-12-14 23:04:03,525 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:04:03,531 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:04:03,532 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:04:03,532 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:04:03,532 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:04:03,532 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:04:03,532 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:04:03,532 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:04:03,533 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:04:03,547 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2021-12-14 23:04:03,548 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:04:03,548 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:04:03,548 INFO L229 MonitoredProcess]: Starting monitored process 56 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:04:03,549 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-12-14 23:04:03,550 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:04:03,556 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:04:03,556 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:04:03,556 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:04:03,556 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:04:03,556 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:04:03,557 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:04:03,557 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:04:03,557 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:04:03,572 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2021-12-14 23:04:03,572 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:04:03,572 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:04:03,573 INFO L229 MonitoredProcess]: Starting monitored process 57 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:04:03,574 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-12-14 23:04:03,575 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:04:03,580 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:04:03,581 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:04:03,581 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:04:03,581 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:04:03,581 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:04:03,581 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:04:03,581 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:04:03,582 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:04:03,596 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2021-12-14 23:04:03,597 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:04:03,597 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:04:03,597 INFO L229 MonitoredProcess]: Starting monitored process 58 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:04:03,598 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-12-14 23:04:03,599 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:04:03,606 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:04:03,606 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:04:03,606 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:04:03,606 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:04:03,606 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:04:03,606 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:04:03,606 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:04:03,607 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:04:03,622 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2021-12-14 23:04:03,622 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:04:03,622 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:04:03,623 INFO L229 MonitoredProcess]: Starting monitored process 59 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:04:03,624 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-12-14 23:04:03,625 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:04:03,630 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:04:03,630 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:04:03,631 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:04:03,631 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:04:03,632 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:04:03,632 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:04:03,634 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:04:03,648 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2021-12-14 23:04:03,648 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:04:03,649 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:04:03,649 INFO L229 MonitoredProcess]: Starting monitored process 60 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:04:03,650 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-12-14 23:04:03,651 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:04:03,658 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:04:03,658 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:04:03,658 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:04:03,658 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:04:03,679 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:04:03,680 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:04:03,703 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-14 23:04:03,732 INFO L443 ModelExtractionUtils]: Simplification made 13 calls to the SMT solver. [2021-12-14 23:04:03,733 INFO L444 ModelExtractionUtils]: 70 out of 82 variables were initially zero. Simplification set additionally 9 variables to zero. [2021-12-14 23:04:03,733 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:04:03,733 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:04:03,734 INFO L229 MonitoredProcess]: Starting monitored process 61 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:04:03,734 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-12-14 23:04:03,735 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-14 23:04:03,741 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-12-14 23:04:03,742 INFO L513 LassoAnalysis]: Proved termination. [2021-12-14 23:04:03,742 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_strchr_~t#1.base)_1, ULTIMATE.start_strchr_~t#1.offset) = 1*v_rep(select #length ULTIMATE.start_strchr_~t#1.base)_1 - 1*ULTIMATE.start_strchr_~t#1.offset Supporting invariants [] [2021-12-14 23:04:03,757 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2021-12-14 23:04:03,866 INFO L297 tatePredicateManager]: 41 out of 41 supporting invariants were superfluous and have been removed [2021-12-14 23:04:03,881 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:04:03,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 23:04:03,915 INFO L263 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-14 23:04:03,915 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-14 23:04:03,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 23:04:03,954 INFO L263 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 6 conjunts are in the unsatisfiable core [2021-12-14 23:04:03,954 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-14 23:04:03,971 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 23:04:03,971 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 [2021-12-14 23:04:03,971 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 32 states and 39 transitions. cyclomatic complexity: 10 Second operand has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 23:04:03,978 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2021-12-14 23:04:03,989 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 32 states and 39 transitions. cyclomatic complexity: 10. Second operand has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 0 states have call successors, (0), 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 42 states and 54 transitions. Complement of second has 4 states. [2021-12-14 23:04:03,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2021-12-14 23:04:03,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 23:04:03,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 25 transitions. [2021-12-14 23:04:03,990 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 25 transitions. Stem has 14 letters. Loop has 3 letters. [2021-12-14 23:04:03,990 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-14 23:04:03,990 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 25 transitions. Stem has 17 letters. Loop has 3 letters. [2021-12-14 23:04:03,991 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-14 23:04:03,991 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 25 transitions. Stem has 14 letters. Loop has 6 letters. [2021-12-14 23:04:03,991 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-14 23:04:03,991 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 42 states and 54 transitions. [2021-12-14 23:04:03,992 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-12-14 23:04:03,992 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 42 states to 35 states and 43 transitions. [2021-12-14 23:04:03,992 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 26 [2021-12-14 23:04:03,992 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 28 [2021-12-14 23:04:03,992 INFO L73 IsDeterministic]: Start isDeterministic. Operand 35 states and 43 transitions. [2021-12-14 23:04:03,993 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-14 23:04:03,993 INFO L681 BuchiCegarLoop]: Abstraction has 35 states and 43 transitions. [2021-12-14 23:04:03,993 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states and 43 transitions. [2021-12-14 23:04:03,994 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 33. [2021-12-14 23:04:03,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33 states, 33 states have (on average 1.2121212121212122) internal successors, (40), 32 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 23:04:03,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 40 transitions. [2021-12-14 23:04:03,995 INFO L704 BuchiCegarLoop]: Abstraction has 33 states and 40 transitions. [2021-12-14 23:04:03,995 INFO L587 BuchiCegarLoop]: Abstraction has 33 states and 40 transitions. [2021-12-14 23:04:03,995 INFO L425 BuchiCegarLoop]: ======== Iteration 7============ [2021-12-14 23:04:03,995 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 33 states and 40 transitions. [2021-12-14 23:04:03,995 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-12-14 23:04:03,996 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-14 23:04:03,996 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-14 23:04:03,996 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 23:04:03,996 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-12-14 23:04:03,996 INFO L791 eck$LassoCheckResult]: Stem: 1034#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 1035#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet19#1, main_#t~nondet20#1, main_#t~malloc21#1.base, main_#t~malloc21#1.offset, main_#t~malloc22#1.base, main_#t~malloc22#1.offset, main_#t~malloc23#1.base, main_#t~malloc23#1.offset, main_~dir_len~0#1, main_~file_len~0#1, main_~dir~0#1.base, main_~dir~0#1.offset, main_~file~0#1.base, main_~file~0#1.offset, main_~output~0#1.base, main_~output~0#1.offset;main_~dir_len~0#1 := main_#t~nondet19#1;havoc main_#t~nondet19#1; 1045#L532 assume !(main_~dir_len~0#1 < 1);main_~file_len~0#1 := main_#t~nondet20#1;havoc main_#t~nondet20#1; 1037#L534 assume !(main_~file_len~0#1 < 1);call main_#t~malloc21#1.base, main_#t~malloc21#1.offset := #Ultimate.allocOnStack(main_~dir_len~0#1);main_~dir~0#1.base, main_~dir~0#1.offset := main_#t~malloc21#1.base, main_#t~malloc21#1.offset;call write~int(0, main_~dir~0#1.base, main_~dir~0#1.offset + (main_~dir_len~0#1 - 1), 1);call main_#t~malloc22#1.base, main_#t~malloc22#1.offset := #Ultimate.allocOnStack(main_~file_len~0#1);main_~file~0#1.base, main_~file~0#1.offset := main_#t~malloc22#1.base, main_#t~malloc22#1.offset;call write~int(0, main_~file~0#1.base, main_~file~0#1.offset + (main_~file_len~0#1 - 1), 1);call main_#t~malloc23#1.base, main_#t~malloc23#1.offset := #Ultimate.allocOnStack(2 + (main_~dir_len~0#1 + main_~file_len~0#1));main_~output~0#1.base, main_~output~0#1.offset := main_#t~malloc23#1.base, main_#t~malloc23#1.offset;assume { :begin_inline_build_fullname } true;build_fullname_#in~fullname#1.base, build_fullname_#in~fullname#1.offset, build_fullname_#in~directory#1.base, build_fullname_#in~directory#1.offset, build_fullname_#in~filename#1.base, build_fullname_#in~filename#1.offset := main_~output~0#1.base, main_~output~0#1.offset, main_~dir~0#1.base, main_~dir~0#1.offset, main_~file~0#1.base, main_~file~0#1.offset;havoc build_fullname_#t~mem8#1, build_fullname_#t~mem9#1, build_fullname_#t~short10#1, build_fullname_#t~pre11#1.base, build_fullname_#t~pre11#1.offset, build_fullname_#t~mem12#1, build_fullname_#t~mem13#1, build_fullname_#t~short14#1, build_fullname_#t~ret15#1.base, build_fullname_#t~ret15#1.offset, build_fullname_#t~ret16#1.base, build_fullname_#t~ret16#1.offset, build_fullname_#t~pre17#1.base, build_fullname_#t~pre17#1.offset, build_fullname_#t~ret18#1.base, build_fullname_#t~ret18#1.offset, build_fullname_~fullname#1.base, build_fullname_~fullname#1.offset, build_fullname_~directory#1.base, build_fullname_~directory#1.offset, build_fullname_~filename#1.base, build_fullname_~filename#1.offset, build_fullname_~dest~0#1.base, build_fullname_~dest~0#1.offset;build_fullname_~fullname#1.base, build_fullname_~fullname#1.offset := build_fullname_#in~fullname#1.base, build_fullname_#in~fullname#1.offset;build_fullname_~directory#1.base, build_fullname_~directory#1.offset := build_fullname_#in~directory#1.base, build_fullname_#in~directory#1.offset;build_fullname_~filename#1.base, build_fullname_~filename#1.offset := build_fullname_#in~filename#1.base, build_fullname_#in~filename#1.offset;build_fullname_~dest~0#1.base, build_fullname_~dest~0#1.offset := build_fullname_~fullname#1.base, build_fullname_~fullname#1.offset;call build_fullname_#t~mem8#1 := read~int(build_fullname_~directory#1.base, build_fullname_~directory#1.offset, 1);build_fullname_#t~short10#1 := 47 == build_fullname_#t~mem8#1; 1038#L521 assume !build_fullname_#t~short10#1; 1043#L521-2 assume !build_fullname_#t~short10#1;havoc build_fullname_#t~mem8#1;havoc build_fullname_#t~mem9#1;havoc build_fullname_#t~short10#1;call build_fullname_#t~mem12#1 := read~int(build_fullname_~directory#1.base, build_fullname_~directory#1.offset, 1);build_fullname_#t~short14#1 := 46 != build_fullname_#t~mem12#1; 1044#L523 assume build_fullname_#t~short14#1; 1051#L523-2 assume build_fullname_#t~short14#1;havoc build_fullname_#t~mem12#1;havoc build_fullname_#t~mem13#1;havoc build_fullname_#t~short14#1;assume { :begin_inline_strcpy } true;strcpy_#in~s1#1.base, strcpy_#in~s1#1.offset, strcpy_#in~s2#1.base, strcpy_#in~s2#1.offset := build_fullname_~dest~0#1.base, build_fullname_~dest~0#1.offset, build_fullname_~directory#1.base, build_fullname_~directory#1.offset;havoc strcpy_#res#1.base, strcpy_#res#1.offset;havoc strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset, strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset, strcpy_#t~mem4#1, strcpy_~s1#1.base, strcpy_~s1#1.offset, strcpy_~s2#1.base, strcpy_~s2#1.offset, strcpy_~res~0#1.base, strcpy_~res~0#1.offset;strcpy_~s1#1.base, strcpy_~s1#1.offset := strcpy_#in~s1#1.base, strcpy_#in~s1#1.offset;strcpy_~s2#1.base, strcpy_~s2#1.offset := strcpy_#in~s2#1.base, strcpy_#in~s2#1.offset;strcpy_~res~0#1.base, strcpy_~res~0#1.offset := strcpy_~s1#1.base, strcpy_~s1#1.offset; 1064#L508-3 strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset := strcpy_~s1#1.base, strcpy_~s1#1.offset;strcpy_~s1#1.base, strcpy_~s1#1.offset := strcpy_#t~post2#1.base, 1 + strcpy_#t~post2#1.offset;strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset := strcpy_~s2#1.base, strcpy_~s2#1.offset;strcpy_~s2#1.base, strcpy_~s2#1.offset := strcpy_#t~post3#1.base, 1 + strcpy_#t~post3#1.offset;call strcpy_#t~mem4#1 := read~int(strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset, 1);call write~int(strcpy_#t~mem4#1, strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset, 1); 1063#L508-1 assume !(0 != strcpy_#t~mem4#1);havoc strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset;havoc strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset;havoc strcpy_#t~mem4#1; 1059#L508-4 strcpy_#res#1.base, strcpy_#res#1.offset := strcpy_~res~0#1.base, strcpy_~res~0#1.offset; 1057#L509 build_fullname_#t~ret15#1.base, build_fullname_#t~ret15#1.offset := strcpy_#res#1.base, strcpy_#res#1.offset;assume { :end_inline_strcpy } true;havoc build_fullname_#t~ret15#1.base, build_fullname_#t~ret15#1.offset;assume { :begin_inline_strchr } true;strchr_#in~t#1.base, strchr_#in~t#1.offset, strchr_#in~c#1 := build_fullname_~dest~0#1.base, build_fullname_~dest~0#1.offset, 0;havoc strchr_#res#1.base, strchr_#res#1.offset;havoc strchr_#t~mem5#1, strchr_#t~mem6#1, strchr_#t~pre7#1.base, strchr_#t~pre7#1.offset, strchr_~t#1.base, strchr_~t#1.offset, strchr_~c#1, strchr_~ch~0#1;strchr_~t#1.base, strchr_~t#1.offset := strchr_#in~t#1.base, strchr_#in~t#1.offset;strchr_~c#1 := strchr_#in~c#1;havoc strchr_~ch~0#1;strchr_~ch~0#1 := (if strchr_~c#1 % 256 <= 127 then strchr_~c#1 % 256 else strchr_~c#1 % 256 - 256); 1058#L514-2 assume !false;call strchr_#t~mem5#1 := read~int(strchr_~t#1.base, strchr_~t#1.offset, 1); 1046#L515 assume strchr_#t~mem5#1 == strchr_~ch~0#1;havoc strchr_#t~mem5#1; 1047#L514-3 strchr_#res#1.base, strchr_#res#1.offset := strchr_~t#1.base, strchr_~t#1.offset; 1040#L517 build_fullname_#t~ret16#1.base, build_fullname_#t~ret16#1.offset := strchr_#res#1.base, strchr_#res#1.offset;assume { :end_inline_strchr } true;build_fullname_~dest~0#1.base, build_fullname_~dest~0#1.offset := build_fullname_#t~ret16#1.base, build_fullname_#t~ret16#1.offset;havoc build_fullname_#t~ret16#1.base, build_fullname_#t~ret16#1.offset;call write~int(47, build_fullname_~dest~0#1.base, build_fullname_~dest~0#1.offset, 1);build_fullname_#t~pre17#1.base, build_fullname_#t~pre17#1.offset := build_fullname_~dest~0#1.base, 1 + build_fullname_~dest~0#1.offset;build_fullname_~dest~0#1.base, build_fullname_~dest~0#1.offset := build_fullname_~dest~0#1.base, 1 + build_fullname_~dest~0#1.offset;havoc build_fullname_#t~pre17#1.base, build_fullname_#t~pre17#1.offset; 1032#L523-4 assume { :begin_inline_strcpy } true;strcpy_#in~s1#1.base, strcpy_#in~s1#1.offset, strcpy_#in~s2#1.base, strcpy_#in~s2#1.offset := build_fullname_~dest~0#1.base, build_fullname_~dest~0#1.offset, build_fullname_~filename#1.base, build_fullname_~filename#1.offset;havoc strcpy_#res#1.base, strcpy_#res#1.offset;havoc strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset, strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset, strcpy_#t~mem4#1, strcpy_~s1#1.base, strcpy_~s1#1.offset, strcpy_~s2#1.base, strcpy_~s2#1.offset, strcpy_~res~0#1.base, strcpy_~res~0#1.offset;strcpy_~s1#1.base, strcpy_~s1#1.offset := strcpy_#in~s1#1.base, strcpy_#in~s1#1.offset;strcpy_~s2#1.base, strcpy_~s2#1.offset := strcpy_#in~s2#1.base, strcpy_#in~s2#1.offset;strcpy_~res~0#1.base, strcpy_~res~0#1.offset := strcpy_~s1#1.base, strcpy_~s1#1.offset; 1033#L508-8 [2021-12-14 23:04:03,996 INFO L793 eck$LassoCheckResult]: Loop: 1033#L508-8 strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset := strcpy_~s1#1.base, strcpy_~s1#1.offset;strcpy_~s1#1.base, strcpy_~s1#1.offset := strcpy_#t~post2#1.base, 1 + strcpy_#t~post2#1.offset;strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset := strcpy_~s2#1.base, strcpy_~s2#1.offset;strcpy_~s2#1.base, strcpy_~s2#1.offset := strcpy_#t~post3#1.base, 1 + strcpy_#t~post3#1.offset;call strcpy_#t~mem4#1 := read~int(strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset, 1);call write~int(strcpy_#t~mem4#1, strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset, 1); 1036#L508-6 assume !!(0 != strcpy_#t~mem4#1);havoc strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset;havoc strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset;havoc strcpy_#t~mem4#1; 1033#L508-8 [2021-12-14 23:04:03,997 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:04:03,997 INFO L85 PathProgramCache]: Analyzing trace with hash 1119349231, now seen corresponding path program 1 times [2021-12-14 23:04:03,997 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:04:03,997 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [630453860] [2021-12-14 23:04:03,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:04:03,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:04:04,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:04:04,018 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 23:04:04,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:04:04,033 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 23:04:04,034 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:04:04,034 INFO L85 PathProgramCache]: Analyzing trace with hash 3590, now seen corresponding path program 2 times [2021-12-14 23:04:04,034 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:04:04,034 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1534258540] [2021-12-14 23:04:04,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:04:04,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:04:04,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:04:04,038 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 23:04:04,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:04:04,041 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 23:04:04,041 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:04:04,041 INFO L85 PathProgramCache]: Analyzing trace with hash 1952789620, now seen corresponding path program 1 times [2021-12-14 23:04:04,041 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:04:04,041 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [813016026] [2021-12-14 23:04:04,042 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:04:04,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:04:04,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:04:04,062 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 23:04:04,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:04:04,082 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 23:04:06,568 INFO L210 LassoAnalysis]: Preferences: [2021-12-14 23:04:06,569 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-14 23:04:06,569 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-14 23:04:06,569 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-14 23:04:06,569 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-14 23:04:06,569 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:04:06,569 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-14 23:04:06,569 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-14 23:04:06,569 INFO L133 ssoRankerPreferences]: Filename of dumped script: build_fullname.i_Iteration7_Lasso [2021-12-14 23:04:06,569 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-14 23:04:06,570 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-14 23:04:06,574 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:06,576 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:07,671 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:07,676 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:07,678 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:07,679 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:07,681 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:07,682 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:07,683 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:07,685 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:07,686 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:07,687 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:07,689 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:07,690 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:07,692 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:07,693 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:07,694 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:07,696 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:07,697 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:07,698 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:07,700 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:07,701 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:07,702 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:07,704 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:07,705 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:07,710 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:07,712 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:07,713 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:07,714 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:07,716 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:07,717 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:07,719 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:07,720 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:07,722 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:08,497 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-14 23:04:08,498 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-14 23:04:08,498 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:04:08,498 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:04:08,500 INFO L229 MonitoredProcess]: Starting monitored process 62 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:04:08,501 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2021-12-14 23:04:08,502 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:04:08,507 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:04:08,508 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:04:08,508 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:04:08,508 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:04:08,508 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:04:08,508 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:04:08,508 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:04:08,509 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:04:08,523 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2021-12-14 23:04:08,524 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:04:08,524 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:04:08,524 INFO L229 MonitoredProcess]: Starting monitored process 63 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:04:08,525 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2021-12-14 23:04:08,526 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:04:08,531 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:04:08,531 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:04:08,531 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:04:08,532 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:04:08,533 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:04:08,533 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:04:08,538 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:04:08,553 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2021-12-14 23:04:08,553 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:04:08,553 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:04:08,554 INFO L229 MonitoredProcess]: Starting monitored process 64 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:04:08,554 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2021-12-14 23:04:08,556 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:04:08,561 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:04:08,562 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:04:08,562 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:04:08,562 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:04:08,564 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:04:08,564 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:04:08,567 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:04:08,582 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2021-12-14 23:04:08,582 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:04:08,582 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:04:08,583 INFO L229 MonitoredProcess]: Starting monitored process 65 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:04:08,583 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2021-12-14 23:04:08,584 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:04:08,591 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:04:08,592 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:04:08,592 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-14 23:04:08,592 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:04:08,603 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2021-12-14 23:04:08,603 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-14 23:04:08,618 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:04:08,633 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2021-12-14 23:04:08,633 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:04:08,633 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:04:08,634 INFO L229 MonitoredProcess]: Starting monitored process 66 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:04:08,639 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2021-12-14 23:04:08,640 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:04:08,645 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:04:08,646 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:04:08,646 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:04:08,646 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:04:08,647 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:04:08,647 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:04:08,650 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:04:08,664 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2021-12-14 23:04:08,664 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:04:08,664 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:04:08,665 INFO L229 MonitoredProcess]: Starting monitored process 67 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:04:08,667 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2021-12-14 23:04:08,667 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:04:08,673 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:04:08,673 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:04:08,674 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:04:08,674 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:04:08,676 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:04:08,676 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:04:08,679 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:04:08,694 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2021-12-14 23:04:08,694 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:04:08,694 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:04:08,695 INFO L229 MonitoredProcess]: Starting monitored process 68 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:04:08,695 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2021-12-14 23:04:08,696 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:04:08,702 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:04:08,702 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:04:08,702 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:04:08,702 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:04:08,704 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:04:08,704 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:04:08,707 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:04:08,721 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2021-12-14 23:04:08,722 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:04:08,722 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:04:08,722 INFO L229 MonitoredProcess]: Starting monitored process 69 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:04:08,723 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2021-12-14 23:04:08,725 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:04:08,730 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:04:08,731 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:04:08,731 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:04:08,731 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:04:08,732 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:04:08,732 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:04:08,735 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:04:08,749 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2021-12-14 23:04:08,749 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:04:08,750 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:04:08,750 INFO L229 MonitoredProcess]: Starting monitored process 70 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:04:08,751 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2021-12-14 23:04:08,752 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:04:08,759 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:04:08,759 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:04:08,759 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:04:08,759 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:04:08,776 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:04:08,776 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:04:08,803 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-14 23:04:08,859 INFO L443 ModelExtractionUtils]: Simplification made 18 calls to the SMT solver. [2021-12-14 23:04:08,859 INFO L444 ModelExtractionUtils]: 40 out of 79 variables were initially zero. Simplification set additionally 36 variables to zero. [2021-12-14 23:04:08,859 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:04:08,860 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:04:08,864 INFO L229 MonitoredProcess]: Starting monitored process 71 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:04:08,872 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-14 23:04:08,880 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2021-12-14 23:04:08,896 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-12-14 23:04:08,896 INFO L513 LassoAnalysis]: Proved termination. [2021-12-14 23:04:08,896 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_#t~malloc22#1.base)_4, ULTIMATE.start_strcpy_~s1#1.offset) = 3*v_rep(select #length ULTIMATE.start_main_#t~malloc22#1.base)_4 - 2*ULTIMATE.start_strcpy_~s1#1.offset Supporting invariants [] [2021-12-14 23:04:08,919 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2021-12-14 23:04:09,088 INFO L297 tatePredicateManager]: 50 out of 52 supporting invariants were superfluous and have been removed [2021-12-14 23:04:09,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:04:09,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 23:04:09,157 INFO L263 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 46 conjunts are in the unsatisfiable core [2021-12-14 23:04:09,158 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-14 23:04:09,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 23:04:09,370 WARN L261 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 20 conjunts are in the unsatisfiable core [2021-12-14 23:04:09,371 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-14 23:04:09,394 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2021-12-14 23:04:09,411 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 23:04:09,412 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.5 stem predicates 2 loop predicates [2021-12-14 23:04:09,412 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 33 states and 40 transitions. cyclomatic complexity: 10 Second operand has 7 states, 7 states have (on average 2.7142857142857144) internal successors, (19), 7 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 23:04:09,559 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 33 states and 40 transitions. cyclomatic complexity: 10. Second operand has 7 states, 7 states have (on average 2.7142857142857144) internal successors, (19), 7 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 48 states and 56 transitions. Complement of second has 12 states. [2021-12-14 23:04:09,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 10 states 7 stem states 1 non-accepting loop states 2 accepting loop states [2021-12-14 23:04:09,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 2.7142857142857144) internal successors, (19), 7 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 23:04:09,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 36 transitions. [2021-12-14 23:04:09,560 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 36 transitions. Stem has 17 letters. Loop has 2 letters. [2021-12-14 23:04:09,561 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-14 23:04:09,561 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 36 transitions. Stem has 19 letters. Loop has 2 letters. [2021-12-14 23:04:09,561 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-14 23:04:09,561 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 36 transitions. Stem has 17 letters. Loop has 4 letters. [2021-12-14 23:04:09,561 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-14 23:04:09,561 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 48 states and 56 transitions. [2021-12-14 23:04:09,562 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-12-14 23:04:09,562 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 48 states to 33 states and 37 transitions. [2021-12-14 23:04:09,562 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 23 [2021-12-14 23:04:09,563 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 24 [2021-12-14 23:04:09,563 INFO L73 IsDeterministic]: Start isDeterministic. Operand 33 states and 37 transitions. [2021-12-14 23:04:09,563 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-14 23:04:09,563 INFO L681 BuchiCegarLoop]: Abstraction has 33 states and 37 transitions. [2021-12-14 23:04:09,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states and 37 transitions. [2021-12-14 23:04:09,564 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 26. [2021-12-14 23:04:09,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26 states, 26 states have (on average 1.1538461538461537) internal successors, (30), 25 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 23:04:09,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 30 transitions. [2021-12-14 23:04:09,565 INFO L704 BuchiCegarLoop]: Abstraction has 26 states and 30 transitions. [2021-12-14 23:04:09,565 INFO L587 BuchiCegarLoop]: Abstraction has 26 states and 30 transitions. [2021-12-14 23:04:09,565 INFO L425 BuchiCegarLoop]: ======== Iteration 8============ [2021-12-14 23:04:09,565 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 26 states and 30 transitions. [2021-12-14 23:04:09,565 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-12-14 23:04:09,566 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-14 23:04:09,566 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-14 23:04:09,566 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 23:04:09,566 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-12-14 23:04:09,566 INFO L791 eck$LassoCheckResult]: Stem: 1430#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 1431#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet19#1, main_#t~nondet20#1, main_#t~malloc21#1.base, main_#t~malloc21#1.offset, main_#t~malloc22#1.base, main_#t~malloc22#1.offset, main_#t~malloc23#1.base, main_#t~malloc23#1.offset, main_~dir_len~0#1, main_~file_len~0#1, main_~dir~0#1.base, main_~dir~0#1.offset, main_~file~0#1.base, main_~file~0#1.offset, main_~output~0#1.base, main_~output~0#1.offset;main_~dir_len~0#1 := main_#t~nondet19#1;havoc main_#t~nondet19#1; 1441#L532 assume !(main_~dir_len~0#1 < 1);main_~file_len~0#1 := main_#t~nondet20#1;havoc main_#t~nondet20#1; 1435#L534 assume !(main_~file_len~0#1 < 1);call main_#t~malloc21#1.base, main_#t~malloc21#1.offset := #Ultimate.allocOnStack(main_~dir_len~0#1);main_~dir~0#1.base, main_~dir~0#1.offset := main_#t~malloc21#1.base, main_#t~malloc21#1.offset;call write~int(0, main_~dir~0#1.base, main_~dir~0#1.offset + (main_~dir_len~0#1 - 1), 1);call main_#t~malloc22#1.base, main_#t~malloc22#1.offset := #Ultimate.allocOnStack(main_~file_len~0#1);main_~file~0#1.base, main_~file~0#1.offset := main_#t~malloc22#1.base, main_#t~malloc22#1.offset;call write~int(0, main_~file~0#1.base, main_~file~0#1.offset + (main_~file_len~0#1 - 1), 1);call main_#t~malloc23#1.base, main_#t~malloc23#1.offset := #Ultimate.allocOnStack(2 + (main_~dir_len~0#1 + main_~file_len~0#1));main_~output~0#1.base, main_~output~0#1.offset := main_#t~malloc23#1.base, main_#t~malloc23#1.offset;assume { :begin_inline_build_fullname } true;build_fullname_#in~fullname#1.base, build_fullname_#in~fullname#1.offset, build_fullname_#in~directory#1.base, build_fullname_#in~directory#1.offset, build_fullname_#in~filename#1.base, build_fullname_#in~filename#1.offset := main_~output~0#1.base, main_~output~0#1.offset, main_~dir~0#1.base, main_~dir~0#1.offset, main_~file~0#1.base, main_~file~0#1.offset;havoc build_fullname_#t~mem8#1, build_fullname_#t~mem9#1, build_fullname_#t~short10#1, build_fullname_#t~pre11#1.base, build_fullname_#t~pre11#1.offset, build_fullname_#t~mem12#1, build_fullname_#t~mem13#1, build_fullname_#t~short14#1, build_fullname_#t~ret15#1.base, build_fullname_#t~ret15#1.offset, build_fullname_#t~ret16#1.base, build_fullname_#t~ret16#1.offset, build_fullname_#t~pre17#1.base, build_fullname_#t~pre17#1.offset, build_fullname_#t~ret18#1.base, build_fullname_#t~ret18#1.offset, build_fullname_~fullname#1.base, build_fullname_~fullname#1.offset, build_fullname_~directory#1.base, build_fullname_~directory#1.offset, build_fullname_~filename#1.base, build_fullname_~filename#1.offset, build_fullname_~dest~0#1.base, build_fullname_~dest~0#1.offset;build_fullname_~fullname#1.base, build_fullname_~fullname#1.offset := build_fullname_#in~fullname#1.base, build_fullname_#in~fullname#1.offset;build_fullname_~directory#1.base, build_fullname_~directory#1.offset := build_fullname_#in~directory#1.base, build_fullname_#in~directory#1.offset;build_fullname_~filename#1.base, build_fullname_~filename#1.offset := build_fullname_#in~filename#1.base, build_fullname_#in~filename#1.offset;build_fullname_~dest~0#1.base, build_fullname_~dest~0#1.offset := build_fullname_~fullname#1.base, build_fullname_~fullname#1.offset;call build_fullname_#t~mem8#1 := read~int(build_fullname_~directory#1.base, build_fullname_~directory#1.offset, 1);build_fullname_#t~short10#1 := 47 == build_fullname_#t~mem8#1; 1436#L521 assume !build_fullname_#t~short10#1; 1439#L521-2 assume !build_fullname_#t~short10#1;havoc build_fullname_#t~mem8#1;havoc build_fullname_#t~mem9#1;havoc build_fullname_#t~short10#1;call build_fullname_#t~mem12#1 := read~int(build_fullname_~directory#1.base, build_fullname_~directory#1.offset, 1);build_fullname_#t~short14#1 := 46 != build_fullname_#t~mem12#1; 1440#L523 assume !build_fullname_#t~short14#1;call build_fullname_#t~mem13#1 := read~int(build_fullname_~directory#1.base, 1 + build_fullname_~directory#1.offset, 1);build_fullname_#t~short14#1 := 0 != build_fullname_#t~mem13#1; 1448#L523-2 assume build_fullname_#t~short14#1;havoc build_fullname_#t~mem12#1;havoc build_fullname_#t~mem13#1;havoc build_fullname_#t~short14#1;assume { :begin_inline_strcpy } true;strcpy_#in~s1#1.base, strcpy_#in~s1#1.offset, strcpy_#in~s2#1.base, strcpy_#in~s2#1.offset := build_fullname_~dest~0#1.base, build_fullname_~dest~0#1.offset, build_fullname_~directory#1.base, build_fullname_~directory#1.offset;havoc strcpy_#res#1.base, strcpy_#res#1.offset;havoc strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset, strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset, strcpy_#t~mem4#1, strcpy_~s1#1.base, strcpy_~s1#1.offset, strcpy_~s2#1.base, strcpy_~s2#1.offset, strcpy_~res~0#1.base, strcpy_~res~0#1.offset;strcpy_~s1#1.base, strcpy_~s1#1.offset := strcpy_#in~s1#1.base, strcpy_#in~s1#1.offset;strcpy_~s2#1.base, strcpy_~s2#1.offset := strcpy_#in~s2#1.base, strcpy_#in~s2#1.offset;strcpy_~res~0#1.base, strcpy_~res~0#1.offset := strcpy_~s1#1.base, strcpy_~s1#1.offset; 1449#L508-3 strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset := strcpy_~s1#1.base, strcpy_~s1#1.offset;strcpy_~s1#1.base, strcpy_~s1#1.offset := strcpy_#t~post2#1.base, 1 + strcpy_#t~post2#1.offset;strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset := strcpy_~s2#1.base, strcpy_~s2#1.offset;strcpy_~s2#1.base, strcpy_~s2#1.offset := strcpy_#t~post3#1.base, 1 + strcpy_#t~post3#1.offset;call strcpy_#t~mem4#1 := read~int(strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset, 1);call write~int(strcpy_#t~mem4#1, strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset, 1); 1450#L508-1 assume !!(0 != strcpy_#t~mem4#1);havoc strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset;havoc strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset;havoc strcpy_#t~mem4#1; 1451#L508-3 strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset := strcpy_~s1#1.base, strcpy_~s1#1.offset;strcpy_~s1#1.base, strcpy_~s1#1.offset := strcpy_#t~post2#1.base, 1 + strcpy_#t~post2#1.offset;strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset := strcpy_~s2#1.base, strcpy_~s2#1.offset;strcpy_~s2#1.base, strcpy_~s2#1.offset := strcpy_#t~post3#1.base, 1 + strcpy_#t~post3#1.offset;call strcpy_#t~mem4#1 := read~int(strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset, 1);call write~int(strcpy_#t~mem4#1, strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset, 1); 1452#L508-1 assume !(0 != strcpy_#t~mem4#1);havoc strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset;havoc strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset;havoc strcpy_#t~mem4#1; 1455#L508-4 strcpy_#res#1.base, strcpy_#res#1.offset := strcpy_~res~0#1.base, strcpy_~res~0#1.offset; 1453#L509 build_fullname_#t~ret15#1.base, build_fullname_#t~ret15#1.offset := strcpy_#res#1.base, strcpy_#res#1.offset;assume { :end_inline_strcpy } true;havoc build_fullname_#t~ret15#1.base, build_fullname_#t~ret15#1.offset;assume { :begin_inline_strchr } true;strchr_#in~t#1.base, strchr_#in~t#1.offset, strchr_#in~c#1 := build_fullname_~dest~0#1.base, build_fullname_~dest~0#1.offset, 0;havoc strchr_#res#1.base, strchr_#res#1.offset;havoc strchr_#t~mem5#1, strchr_#t~mem6#1, strchr_#t~pre7#1.base, strchr_#t~pre7#1.offset, strchr_~t#1.base, strchr_~t#1.offset, strchr_~c#1, strchr_~ch~0#1;strchr_~t#1.base, strchr_~t#1.offset := strchr_#in~t#1.base, strchr_#in~t#1.offset;strchr_~c#1 := strchr_#in~c#1;havoc strchr_~ch~0#1;strchr_~ch~0#1 := (if strchr_~c#1 % 256 <= 127 then strchr_~c#1 % 256 else strchr_~c#1 % 256 - 256); 1454#L514-2 assume !false;call strchr_#t~mem5#1 := read~int(strchr_~t#1.base, strchr_~t#1.offset, 1); 1444#L515 assume !(strchr_#t~mem5#1 == strchr_~ch~0#1);havoc strchr_#t~mem5#1;call strchr_#t~mem6#1 := read~int(strchr_~t#1.base, strchr_~t#1.offset, 1); 1437#L515-2 assume !(0 == strchr_#t~mem6#1);havoc strchr_#t~mem6#1;strchr_#t~pre7#1.base, strchr_#t~pre7#1.offset := strchr_~t#1.base, 1 + strchr_~t#1.offset;strchr_~t#1.base, strchr_~t#1.offset := strchr_~t#1.base, 1 + strchr_~t#1.offset;havoc strchr_#t~pre7#1.base, strchr_#t~pre7#1.offset; 1438#L514-2 assume !false;call strchr_#t~mem5#1 := read~int(strchr_~t#1.base, strchr_~t#1.offset, 1); 1442#L515 assume strchr_#t~mem5#1 == strchr_~ch~0#1;havoc strchr_#t~mem5#1; 1443#L514-3 strchr_#res#1.base, strchr_#res#1.offset := strchr_~t#1.base, strchr_~t#1.offset; 1446#L517 build_fullname_#t~ret16#1.base, build_fullname_#t~ret16#1.offset := strchr_#res#1.base, strchr_#res#1.offset;assume { :end_inline_strchr } true;build_fullname_~dest~0#1.base, build_fullname_~dest~0#1.offset := build_fullname_#t~ret16#1.base, build_fullname_#t~ret16#1.offset;havoc build_fullname_#t~ret16#1.base, build_fullname_#t~ret16#1.offset;call write~int(47, build_fullname_~dest~0#1.base, build_fullname_~dest~0#1.offset, 1);build_fullname_#t~pre17#1.base, build_fullname_#t~pre17#1.offset := build_fullname_~dest~0#1.base, 1 + build_fullname_~dest~0#1.offset;build_fullname_~dest~0#1.base, build_fullname_~dest~0#1.offset := build_fullname_~dest~0#1.base, 1 + build_fullname_~dest~0#1.offset;havoc build_fullname_#t~pre17#1.base, build_fullname_#t~pre17#1.offset; 1432#L523-4 assume { :begin_inline_strcpy } true;strcpy_#in~s1#1.base, strcpy_#in~s1#1.offset, strcpy_#in~s2#1.base, strcpy_#in~s2#1.offset := build_fullname_~dest~0#1.base, build_fullname_~dest~0#1.offset, build_fullname_~filename#1.base, build_fullname_~filename#1.offset;havoc strcpy_#res#1.base, strcpy_#res#1.offset;havoc strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset, strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset, strcpy_#t~mem4#1, strcpy_~s1#1.base, strcpy_~s1#1.offset, strcpy_~s2#1.base, strcpy_~s2#1.offset, strcpy_~res~0#1.base, strcpy_~res~0#1.offset;strcpy_~s1#1.base, strcpy_~s1#1.offset := strcpy_#in~s1#1.base, strcpy_#in~s1#1.offset;strcpy_~s2#1.base, strcpy_~s2#1.offset := strcpy_#in~s2#1.base, strcpy_#in~s2#1.offset;strcpy_~res~0#1.base, strcpy_~res~0#1.offset := strcpy_~s1#1.base, strcpy_~s1#1.offset; 1433#L508-8 [2021-12-14 23:04:09,566 INFO L793 eck$LassoCheckResult]: Loop: 1433#L508-8 strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset := strcpy_~s1#1.base, strcpy_~s1#1.offset;strcpy_~s1#1.base, strcpy_~s1#1.offset := strcpy_#t~post2#1.base, 1 + strcpy_#t~post2#1.offset;strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset := strcpy_~s2#1.base, strcpy_~s2#1.offset;strcpy_~s2#1.base, strcpy_~s2#1.offset := strcpy_#t~post3#1.base, 1 + strcpy_#t~post3#1.offset;call strcpy_#t~mem4#1 := read~int(strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset, 1);call write~int(strcpy_#t~mem4#1, strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset, 1); 1434#L508-6 assume !!(0 != strcpy_#t~mem4#1);havoc strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset;havoc strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset;havoc strcpy_#t~mem4#1; 1433#L508-8 [2021-12-14 23:04:09,567 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:04:09,567 INFO L85 PathProgramCache]: Analyzing trace with hash 839743591, now seen corresponding path program 1 times [2021-12-14 23:04:09,567 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:04:09,567 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1911360194] [2021-12-14 23:04:09,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:04:09,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:04:09,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 23:04:09,671 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-12-14 23:04:09,672 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 23:04:09,672 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1911360194] [2021-12-14 23:04:09,672 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1911360194] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-14 23:04:09,672 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [383214049] [2021-12-14 23:04:09,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:04:09,673 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-14 23:04:09,673 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:04:09,674 INFO L229 MonitoredProcess]: Starting monitored process 72 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-14 23:04:09,690 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (72)] Waiting until timeout for monitored process [2021-12-14 23:04:09,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 23:04:09,785 INFO L263 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 72 conjunts are in the unsatisfiable core [2021-12-14 23:04:09,787 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-14 23:04:09,901 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2021-12-14 23:04:09,925 INFO L173 IndexEqualityManager]: detected equality via solver [2021-12-14 23:04:09,927 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-12-14 23:04:09,927 INFO L388 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 16 treesize of output 11 [2021-12-14 23:04:09,941 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-12-14 23:04:09,941 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-14 23:04:10,060 INFO L388 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 46 treesize of output 34 [2021-12-14 23:04:10,109 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-12-14 23:04:10,109 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [383214049] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-14 23:04:10,109 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-14 23:04:10,109 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 14 [2021-12-14 23:04:10,110 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [766493865] [2021-12-14 23:04:10,110 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-14 23:04:10,111 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-14 23:04:10,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:04:10,112 INFO L85 PathProgramCache]: Analyzing trace with hash 3590, now seen corresponding path program 3 times [2021-12-14 23:04:10,112 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:04:10,112 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1590216346] [2021-12-14 23:04:10,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:04:10,112 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:04:10,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:04:10,122 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 23:04:10,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:04:10,126 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 23:04:10,210 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 23:04:10,210 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-12-14 23:04:10,210 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2021-12-14 23:04:10,210 INFO L87 Difference]: Start difference. First operand 26 states and 30 transitions. cyclomatic complexity: 7 Second operand has 14 states, 14 states have (on average 2.5) internal successors, (35), 14 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 23:04:10,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 23:04:10,337 INFO L93 Difference]: Finished difference Result 31 states and 35 transitions. [2021-12-14 23:04:10,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-14 23:04:10,338 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 31 states and 35 transitions. [2021-12-14 23:04:10,338 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-12-14 23:04:10,338 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 31 states to 31 states and 35 transitions. [2021-12-14 23:04:10,338 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 22 [2021-12-14 23:04:10,339 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 22 [2021-12-14 23:04:10,339 INFO L73 IsDeterministic]: Start isDeterministic. Operand 31 states and 35 transitions. [2021-12-14 23:04:10,339 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-14 23:04:10,339 INFO L681 BuchiCegarLoop]: Abstraction has 31 states and 35 transitions. [2021-12-14 23:04:10,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states and 35 transitions. [2021-12-14 23:04:10,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 30. [2021-12-14 23:04:10,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30 states, 30 states have (on average 1.1333333333333333) internal successors, (34), 29 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 23:04:10,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 34 transitions. [2021-12-14 23:04:10,340 INFO L704 BuchiCegarLoop]: Abstraction has 30 states and 34 transitions. [2021-12-14 23:04:10,340 INFO L587 BuchiCegarLoop]: Abstraction has 30 states and 34 transitions. [2021-12-14 23:04:10,340 INFO L425 BuchiCegarLoop]: ======== Iteration 9============ [2021-12-14 23:04:10,340 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 30 states and 34 transitions. [2021-12-14 23:04:10,341 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-12-14 23:04:10,341 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-14 23:04:10,341 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-14 23:04:10,341 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 23:04:10,341 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-12-14 23:04:10,341 INFO L791 eck$LassoCheckResult]: Stem: 1642#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 1643#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet19#1, main_#t~nondet20#1, main_#t~malloc21#1.base, main_#t~malloc21#1.offset, main_#t~malloc22#1.base, main_#t~malloc22#1.offset, main_#t~malloc23#1.base, main_#t~malloc23#1.offset, main_~dir_len~0#1, main_~file_len~0#1, main_~dir~0#1.base, main_~dir~0#1.offset, main_~file~0#1.base, main_~file~0#1.offset, main_~output~0#1.base, main_~output~0#1.offset;main_~dir_len~0#1 := main_#t~nondet19#1;havoc main_#t~nondet19#1; 1651#L532 assume !(main_~dir_len~0#1 < 1);main_~file_len~0#1 := main_#t~nondet20#1;havoc main_#t~nondet20#1; 1645#L534 assume !(main_~file_len~0#1 < 1);call main_#t~malloc21#1.base, main_#t~malloc21#1.offset := #Ultimate.allocOnStack(main_~dir_len~0#1);main_~dir~0#1.base, main_~dir~0#1.offset := main_#t~malloc21#1.base, main_#t~malloc21#1.offset;call write~int(0, main_~dir~0#1.base, main_~dir~0#1.offset + (main_~dir_len~0#1 - 1), 1);call main_#t~malloc22#1.base, main_#t~malloc22#1.offset := #Ultimate.allocOnStack(main_~file_len~0#1);main_~file~0#1.base, main_~file~0#1.offset := main_#t~malloc22#1.base, main_#t~malloc22#1.offset;call write~int(0, main_~file~0#1.base, main_~file~0#1.offset + (main_~file_len~0#1 - 1), 1);call main_#t~malloc23#1.base, main_#t~malloc23#1.offset := #Ultimate.allocOnStack(2 + (main_~dir_len~0#1 + main_~file_len~0#1));main_~output~0#1.base, main_~output~0#1.offset := main_#t~malloc23#1.base, main_#t~malloc23#1.offset;assume { :begin_inline_build_fullname } true;build_fullname_#in~fullname#1.base, build_fullname_#in~fullname#1.offset, build_fullname_#in~directory#1.base, build_fullname_#in~directory#1.offset, build_fullname_#in~filename#1.base, build_fullname_#in~filename#1.offset := main_~output~0#1.base, main_~output~0#1.offset, main_~dir~0#1.base, main_~dir~0#1.offset, main_~file~0#1.base, main_~file~0#1.offset;havoc build_fullname_#t~mem8#1, build_fullname_#t~mem9#1, build_fullname_#t~short10#1, build_fullname_#t~pre11#1.base, build_fullname_#t~pre11#1.offset, build_fullname_#t~mem12#1, build_fullname_#t~mem13#1, build_fullname_#t~short14#1, build_fullname_#t~ret15#1.base, build_fullname_#t~ret15#1.offset, build_fullname_#t~ret16#1.base, build_fullname_#t~ret16#1.offset, build_fullname_#t~pre17#1.base, build_fullname_#t~pre17#1.offset, build_fullname_#t~ret18#1.base, build_fullname_#t~ret18#1.offset, build_fullname_~fullname#1.base, build_fullname_~fullname#1.offset, build_fullname_~directory#1.base, build_fullname_~directory#1.offset, build_fullname_~filename#1.base, build_fullname_~filename#1.offset, build_fullname_~dest~0#1.base, build_fullname_~dest~0#1.offset;build_fullname_~fullname#1.base, build_fullname_~fullname#1.offset := build_fullname_#in~fullname#1.base, build_fullname_#in~fullname#1.offset;build_fullname_~directory#1.base, build_fullname_~directory#1.offset := build_fullname_#in~directory#1.base, build_fullname_#in~directory#1.offset;build_fullname_~filename#1.base, build_fullname_~filename#1.offset := build_fullname_#in~filename#1.base, build_fullname_#in~filename#1.offset;build_fullname_~dest~0#1.base, build_fullname_~dest~0#1.offset := build_fullname_~fullname#1.base, build_fullname_~fullname#1.offset;call build_fullname_#t~mem8#1 := read~int(build_fullname_~directory#1.base, build_fullname_~directory#1.offset, 1);build_fullname_#t~short10#1 := 47 == build_fullname_#t~mem8#1; 1646#L521 assume !build_fullname_#t~short10#1; 1655#L521-2 assume !build_fullname_#t~short10#1;havoc build_fullname_#t~mem8#1;havoc build_fullname_#t~mem9#1;havoc build_fullname_#t~short10#1;call build_fullname_#t~mem12#1 := read~int(build_fullname_~directory#1.base, build_fullname_~directory#1.offset, 1);build_fullname_#t~short14#1 := 46 != build_fullname_#t~mem12#1; 1669#L523 assume build_fullname_#t~short14#1; 1657#L523-2 assume build_fullname_#t~short14#1;havoc build_fullname_#t~mem12#1;havoc build_fullname_#t~mem13#1;havoc build_fullname_#t~short14#1;assume { :begin_inline_strcpy } true;strcpy_#in~s1#1.base, strcpy_#in~s1#1.offset, strcpy_#in~s2#1.base, strcpy_#in~s2#1.offset := build_fullname_~dest~0#1.base, build_fullname_~dest~0#1.offset, build_fullname_~directory#1.base, build_fullname_~directory#1.offset;havoc strcpy_#res#1.base, strcpy_#res#1.offset;havoc strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset, strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset, strcpy_#t~mem4#1, strcpy_~s1#1.base, strcpy_~s1#1.offset, strcpy_~s2#1.base, strcpy_~s2#1.offset, strcpy_~res~0#1.base, strcpy_~res~0#1.offset;strcpy_~s1#1.base, strcpy_~s1#1.offset := strcpy_#in~s1#1.base, strcpy_#in~s1#1.offset;strcpy_~s2#1.base, strcpy_~s2#1.offset := strcpy_#in~s2#1.base, strcpy_#in~s2#1.offset;strcpy_~res~0#1.base, strcpy_~res~0#1.offset := strcpy_~s1#1.base, strcpy_~s1#1.offset; 1658#L508-3 strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset := strcpy_~s1#1.base, strcpy_~s1#1.offset;strcpy_~s1#1.base, strcpy_~s1#1.offset := strcpy_#t~post2#1.base, 1 + strcpy_#t~post2#1.offset;strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset := strcpy_~s2#1.base, strcpy_~s2#1.offset;strcpy_~s2#1.base, strcpy_~s2#1.offset := strcpy_#t~post3#1.base, 1 + strcpy_#t~post3#1.offset;call strcpy_#t~mem4#1 := read~int(strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset, 1);call write~int(strcpy_#t~mem4#1, strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset, 1); 1659#L508-1 assume !!(0 != strcpy_#t~mem4#1);havoc strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset;havoc strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset;havoc strcpy_#t~mem4#1; 1666#L508-3 strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset := strcpy_~s1#1.base, strcpy_~s1#1.offset;strcpy_~s1#1.base, strcpy_~s1#1.offset := strcpy_#t~post2#1.base, 1 + strcpy_#t~post2#1.offset;strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset := strcpy_~s2#1.base, strcpy_~s2#1.offset;strcpy_~s2#1.base, strcpy_~s2#1.offset := strcpy_#t~post3#1.base, 1 + strcpy_#t~post3#1.offset;call strcpy_#t~mem4#1 := read~int(strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset, 1);call write~int(strcpy_#t~mem4#1, strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset, 1); 1665#L508-1 assume !(0 != strcpy_#t~mem4#1);havoc strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset;havoc strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset;havoc strcpy_#t~mem4#1; 1664#L508-4 strcpy_#res#1.base, strcpy_#res#1.offset := strcpy_~res~0#1.base, strcpy_~res~0#1.offset; 1662#L509 build_fullname_#t~ret15#1.base, build_fullname_#t~ret15#1.offset := strcpy_#res#1.base, strcpy_#res#1.offset;assume { :end_inline_strcpy } true;havoc build_fullname_#t~ret15#1.base, build_fullname_#t~ret15#1.offset;assume { :begin_inline_strchr } true;strchr_#in~t#1.base, strchr_#in~t#1.offset, strchr_#in~c#1 := build_fullname_~dest~0#1.base, build_fullname_~dest~0#1.offset, 0;havoc strchr_#res#1.base, strchr_#res#1.offset;havoc strchr_#t~mem5#1, strchr_#t~mem6#1, strchr_#t~pre7#1.base, strchr_#t~pre7#1.offset, strchr_~t#1.base, strchr_~t#1.offset, strchr_~c#1, strchr_~ch~0#1;strchr_~t#1.base, strchr_~t#1.offset := strchr_#in~t#1.base, strchr_#in~t#1.offset;strchr_~c#1 := strchr_#in~c#1;havoc strchr_~ch~0#1;strchr_~ch~0#1 := (if strchr_~c#1 % 256 <= 127 then strchr_~c#1 % 256 else strchr_~c#1 % 256 - 256); 1663#L514-2 assume !false;call strchr_#t~mem5#1 := read~int(strchr_~t#1.base, strchr_~t#1.offset, 1); 1654#L515 assume !(strchr_#t~mem5#1 == strchr_~ch~0#1);havoc strchr_#t~mem5#1;call strchr_#t~mem6#1 := read~int(strchr_~t#1.base, strchr_~t#1.offset, 1); 1647#L515-2 assume !(0 == strchr_#t~mem6#1);havoc strchr_#t~mem6#1;strchr_#t~pre7#1.base, strchr_#t~pre7#1.offset := strchr_~t#1.base, 1 + strchr_~t#1.offset;strchr_~t#1.base, strchr_~t#1.offset := strchr_~t#1.base, 1 + strchr_~t#1.offset;havoc strchr_#t~pre7#1.base, strchr_#t~pre7#1.offset; 1648#L514-2 assume !false;call strchr_#t~mem5#1 := read~int(strchr_~t#1.base, strchr_~t#1.offset, 1); 1652#L515 assume strchr_#t~mem5#1 == strchr_~ch~0#1;havoc strchr_#t~mem5#1; 1653#L514-3 strchr_#res#1.base, strchr_#res#1.offset := strchr_~t#1.base, strchr_~t#1.offset; 1656#L517 build_fullname_#t~ret16#1.base, build_fullname_#t~ret16#1.offset := strchr_#res#1.base, strchr_#res#1.offset;assume { :end_inline_strchr } true;build_fullname_~dest~0#1.base, build_fullname_~dest~0#1.offset := build_fullname_#t~ret16#1.base, build_fullname_#t~ret16#1.offset;havoc build_fullname_#t~ret16#1.base, build_fullname_#t~ret16#1.offset;call write~int(47, build_fullname_~dest~0#1.base, build_fullname_~dest~0#1.offset, 1);build_fullname_#t~pre17#1.base, build_fullname_#t~pre17#1.offset := build_fullname_~dest~0#1.base, 1 + build_fullname_~dest~0#1.offset;build_fullname_~dest~0#1.base, build_fullname_~dest~0#1.offset := build_fullname_~dest~0#1.base, 1 + build_fullname_~dest~0#1.offset;havoc build_fullname_#t~pre17#1.base, build_fullname_#t~pre17#1.offset; 1640#L523-4 assume { :begin_inline_strcpy } true;strcpy_#in~s1#1.base, strcpy_#in~s1#1.offset, strcpy_#in~s2#1.base, strcpy_#in~s2#1.offset := build_fullname_~dest~0#1.base, build_fullname_~dest~0#1.offset, build_fullname_~filename#1.base, build_fullname_~filename#1.offset;havoc strcpy_#res#1.base, strcpy_#res#1.offset;havoc strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset, strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset, strcpy_#t~mem4#1, strcpy_~s1#1.base, strcpy_~s1#1.offset, strcpy_~s2#1.base, strcpy_~s2#1.offset, strcpy_~res~0#1.base, strcpy_~res~0#1.offset;strcpy_~s1#1.base, strcpy_~s1#1.offset := strcpy_#in~s1#1.base, strcpy_#in~s1#1.offset;strcpy_~s2#1.base, strcpy_~s2#1.offset := strcpy_#in~s2#1.base, strcpy_#in~s2#1.offset;strcpy_~res~0#1.base, strcpy_~res~0#1.offset := strcpy_~s1#1.base, strcpy_~s1#1.offset; 1641#L508-8 [2021-12-14 23:04:10,342 INFO L793 eck$LassoCheckResult]: Loop: 1641#L508-8 strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset := strcpy_~s1#1.base, strcpy_~s1#1.offset;strcpy_~s1#1.base, strcpy_~s1#1.offset := strcpy_#t~post2#1.base, 1 + strcpy_#t~post2#1.offset;strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset := strcpy_~s2#1.base, strcpy_~s2#1.offset;strcpy_~s2#1.base, strcpy_~s2#1.offset := strcpy_#t~post3#1.base, 1 + strcpy_#t~post3#1.offset;call strcpy_#t~mem4#1 := read~int(strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset, 1);call write~int(strcpy_#t~mem4#1, strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset, 1); 1644#L508-6 assume !!(0 != strcpy_#t~mem4#1);havoc strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset;havoc strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset;havoc strcpy_#t~mem4#1; 1641#L508-8 [2021-12-14 23:04:10,342 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:04:10,342 INFO L85 PathProgramCache]: Analyzing trace with hash 1860811945, now seen corresponding path program 1 times [2021-12-14 23:04:10,342 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:04:10,342 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [110958288] [2021-12-14 23:04:10,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:04:10,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:04:10,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:04:10,362 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 23:04:10,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:04:10,383 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 23:04:10,383 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:04:10,383 INFO L85 PathProgramCache]: Analyzing trace with hash 3590, now seen corresponding path program 4 times [2021-12-14 23:04:10,383 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:04:10,383 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1078495620] [2021-12-14 23:04:10,383 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:04:10,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:04:10,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:04:10,386 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 23:04:10,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:04:10,389 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 23:04:10,389 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:04:10,389 INFO L85 PathProgramCache]: Analyzing trace with hash 1533886638, now seen corresponding path program 1 times [2021-12-14 23:04:10,389 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:04:10,389 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [681431182] [2021-12-14 23:04:10,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:04:10,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:04:10,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:04:10,410 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 23:04:10,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:04:10,431 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 23:04:14,919 INFO L210 LassoAnalysis]: Preferences: [2021-12-14 23:04:14,920 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-14 23:04:14,920 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-14 23:04:14,920 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-14 23:04:14,920 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-14 23:04:14,920 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:04:14,920 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-14 23:04:14,920 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-14 23:04:14,920 INFO L133 ssoRankerPreferences]: Filename of dumped script: build_fullname.i_Iteration9_Lasso [2021-12-14 23:04:14,920 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-14 23:04:14,920 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-14 23:04:14,924 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:14,933 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:14,934 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:16,322 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:16,328 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:16,330 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:16,331 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:16,332 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:16,334 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:16,335 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:16,336 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:16,338 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:16,339 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:16,340 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:16,342 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:16,343 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:16,344 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:16,345 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:16,347 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:16,348 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:16,350 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:16,351 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:16,353 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:16,354 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:16,355 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:16,356 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:16,358 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:16,359 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:16,360 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:16,362 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:16,363 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:16,365 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:16,366 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:04:17,340 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-14 23:04:17,340 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-14 23:04:17,340 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:04:17,340 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:04:17,342 INFO L229 MonitoredProcess]: Starting monitored process 73 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:04:17,342 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2021-12-14 23:04:17,364 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:04:17,370 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:04:17,370 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:04:17,370 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:04:17,370 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:04:17,370 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:04:17,370 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:04:17,370 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:04:17,371 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:04:17,386 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2021-12-14 23:04:17,386 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:04:17,386 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:04:17,387 INFO L229 MonitoredProcess]: Starting monitored process 74 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:04:17,387 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2021-12-14 23:04:17,388 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:04:17,394 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:04:17,395 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:04:17,395 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:04:17,395 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:04:17,395 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:04:17,395 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:04:17,395 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:04:17,396 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:04:17,411 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2021-12-14 23:04:17,411 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:04:17,411 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:04:17,412 INFO L229 MonitoredProcess]: Starting monitored process 75 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:04:17,412 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2021-12-14 23:04:17,413 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:04:17,419 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:04:17,420 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:04:17,420 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:04:17,420 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:04:17,422 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:04:17,422 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:04:17,425 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:04:17,439 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2021-12-14 23:04:17,440 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:04:17,440 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:04:17,440 INFO L229 MonitoredProcess]: Starting monitored process 76 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:04:17,441 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2021-12-14 23:04:17,443 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:04:17,449 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:04:17,449 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:04:17,449 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:04:17,449 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:04:17,449 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:04:17,449 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:04:17,449 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:04:17,450 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:04:17,465 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2021-12-14 23:04:17,465 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:04:17,465 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:04:17,466 INFO L229 MonitoredProcess]: Starting monitored process 77 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:04:17,466 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2021-12-14 23:04:17,468 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:04:17,474 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:04:17,474 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:04:17,474 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:04:17,474 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:04:17,477 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:04:17,477 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:04:17,482 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:04:17,497 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Ended with exit code 0 [2021-12-14 23:04:17,498 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:04:17,498 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:04:17,498 INFO L229 MonitoredProcess]: Starting monitored process 78 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:04:17,499 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2021-12-14 23:04:17,500 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:04:17,506 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:04:17,506 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:04:17,506 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:04:17,506 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:04:17,506 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:04:17,506 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:04:17,506 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:04:17,507 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:04:17,522 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Forceful destruction successful, exit code 0 [2021-12-14 23:04:17,522 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:04:17,522 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:04:17,523 INFO L229 MonitoredProcess]: Starting monitored process 79 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:04:17,523 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2021-12-14 23:04:17,524 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:04:17,530 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:04:17,530 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:04:17,530 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:04:17,530 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:04:17,532 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:04:17,532 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:04:17,547 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:04:17,562 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Ended with exit code 0 [2021-12-14 23:04:17,562 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:04:17,562 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:04:17,563 INFO L229 MonitoredProcess]: Starting monitored process 80 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:04:17,563 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2021-12-14 23:04:17,564 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:04:17,570 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:04:17,570 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:04:17,570 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:04:17,570 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:04:17,570 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:04:17,571 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:04:17,571 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:04:17,572 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:04:17,586 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Forceful destruction successful, exit code 0 [2021-12-14 23:04:17,586 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:04:17,586 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:04:17,587 INFO L229 MonitoredProcess]: Starting monitored process 81 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:04:17,588 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2021-12-14 23:04:17,589 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:04:17,595 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:04:17,595 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:04:17,595 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:04:17,595 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:04:17,596 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:04:17,596 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:04:17,598 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:04:17,612 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Ended with exit code 0 [2021-12-14 23:04:17,613 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:04:17,613 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:04:17,614 INFO L229 MonitoredProcess]: Starting monitored process 82 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:04:17,619 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:04:17,626 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2021-12-14 23:04:17,627 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:04:17,627 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:04:17,628 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:04:17,628 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:04:17,641 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:04:17,641 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:04:17,675 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-14 23:04:17,734 INFO L443 ModelExtractionUtils]: Simplification made 20 calls to the SMT solver. [2021-12-14 23:04:17,734 INFO L444 ModelExtractionUtils]: 53 out of 88 variables were initially zero. Simplification set additionally 32 variables to zero. [2021-12-14 23:04:17,735 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:04:17,735 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:04:17,740 INFO L229 MonitoredProcess]: Starting monitored process 83 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:04:17,741 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2021-12-14 23:04:17,742 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-14 23:04:17,766 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-12-14 23:04:17,766 INFO L513 LassoAnalysis]: Proved termination. [2021-12-14 23:04:17,766 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_strcpy_~s1#1.offset, v_rep(select #length ULTIMATE.start_main_#t~malloc23#1.base)_5) = -1*ULTIMATE.start_strcpy_~s1#1.offset + 1*v_rep(select #length ULTIMATE.start_main_#t~malloc23#1.base)_5 Supporting invariants [] [2021-12-14 23:04:17,791 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2021-12-14 23:04:18,019 INFO L297 tatePredicateManager]: 62 out of 63 supporting invariants were superfluous and have been removed [2021-12-14 23:04:18,040 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:04:18,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 23:04:18,089 INFO L263 TraceCheckSpWp]: Trace formula consists of 297 conjuncts, 24 conjunts are in the unsatisfiable core [2021-12-14 23:04:18,090 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-14 23:04:18,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 23:04:18,202 INFO L263 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 11 conjunts are in the unsatisfiable core [2021-12-14 23:04:18,202 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-14 23:04:18,220 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 23:04:18,220 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.4 stem predicates 2 loop predicates [2021-12-14 23:04:18,220 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 30 states and 34 transitions. cyclomatic complexity: 7 Second operand has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 6 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 23:04:18,281 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 30 states and 34 transitions. cyclomatic complexity: 7. Second operand has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 6 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 32 states and 36 transitions. Complement of second has 7 states. [2021-12-14 23:04:18,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 4 stem states 1 non-accepting loop states 1 accepting loop states [2021-12-14 23:04:18,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 6 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 23:04:18,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 25 transitions. [2021-12-14 23:04:18,282 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 25 transitions. Stem has 22 letters. Loop has 2 letters. [2021-12-14 23:04:18,283 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-14 23:04:18,283 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 25 transitions. Stem has 24 letters. Loop has 2 letters. [2021-12-14 23:04:18,283 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-14 23:04:18,283 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 25 transitions. Stem has 22 letters. Loop has 4 letters. [2021-12-14 23:04:18,283 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-14 23:04:18,283 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 32 states and 36 transitions. [2021-12-14 23:04:18,284 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-12-14 23:04:18,284 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 32 states to 0 states and 0 transitions. [2021-12-14 23:04:18,284 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-12-14 23:04:18,284 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-12-14 23:04:18,284 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-12-14 23:04:18,284 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-14 23:04:18,284 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-14 23:04:18,284 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-14 23:04:18,294 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-14 23:04:18,295 INFO L425 BuchiCegarLoop]: ======== Iteration 10============ [2021-12-14 23:04:18,295 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-12-14 23:04:18,295 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-12-14 23:04:18,295 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-12-14 23:04:18,300 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 14.12 11:04:18 BoogieIcfgContainer [2021-12-14 23:04:18,300 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-12-14 23:04:18,301 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-14 23:04:18,301 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-14 23:04:18,301 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-14 23:04:18,301 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:03:49" (3/4) ... [2021-12-14 23:04:18,304 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-12-14 23:04:18,304 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-14 23:04:18,305 INFO L158 Benchmark]: Toolchain (without parser) took 29985.96ms. Allocated memory was 81.8MB in the beginning and 125.8MB in the end (delta: 44.0MB). Free memory was 48.5MB in the beginning and 87.7MB in the end (delta: -39.2MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. [2021-12-14 23:04:18,305 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 81.8MB. Free memory is still 40.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-14 23:04:18,306 INFO L158 Benchmark]: CACSL2BoogieTranslator took 363.79ms. Allocated memory was 81.8MB in the beginning and 104.9MB in the end (delta: 23.1MB). Free memory was 48.3MB in the beginning and 75.0MB in the end (delta: -26.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-12-14 23:04:18,306 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.18ms. Allocated memory is still 104.9MB. Free memory was 75.0MB in the beginning and 72.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-14 23:04:18,306 INFO L158 Benchmark]: Boogie Preprocessor took 42.50ms. Allocated memory is still 104.9MB. Free memory was 72.3MB in the beginning and 70.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-14 23:04:18,306 INFO L158 Benchmark]: RCFGBuilder took 323.67ms. Allocated memory is still 104.9MB. Free memory was 70.8MB in the beginning and 56.1MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-12-14 23:04:18,307 INFO L158 Benchmark]: BuchiAutomizer took 29208.29ms. Allocated memory was 104.9MB in the beginning and 125.8MB in the end (delta: 21.0MB). Free memory was 56.1MB in the beginning and 87.8MB in the end (delta: -31.7MB). Peak memory consumption was 56.8MB. Max. memory is 16.1GB. [2021-12-14 23:04:18,307 INFO L158 Benchmark]: Witness Printer took 3.87ms. Allocated memory is still 125.8MB. Free memory was 87.8MB in the beginning and 87.7MB in the end (delta: 108.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-14 23:04:18,308 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 81.8MB. Free memory is still 40.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 363.79ms. Allocated memory was 81.8MB in the beginning and 104.9MB in the end (delta: 23.1MB). Free memory was 48.3MB in the beginning and 75.0MB in the end (delta: -26.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.18ms. Allocated memory is still 104.9MB. Free memory was 75.0MB in the beginning and 72.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.50ms. Allocated memory is still 104.9MB. Free memory was 72.3MB in the beginning and 70.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 323.67ms. Allocated memory is still 104.9MB. Free memory was 70.8MB in the beginning and 56.1MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * BuchiAutomizer took 29208.29ms. Allocated memory was 104.9MB in the beginning and 125.8MB in the end (delta: 21.0MB). Free memory was 56.1MB in the beginning and 87.8MB in the end (delta: -31.7MB). Peak memory consumption was 56.8MB. Max. memory is 16.1GB. * Witness Printer took 3.87ms. Allocated memory is still 125.8MB. Free memory was 87.8MB in the beginning and 87.7MB in the end (delta: 108.4kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 9 terminating modules (4 trivial, 5 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -1 * s1 + unknown-#length-unknown[__builtin_alloca (dir_len+file_len+2)] and consists of 6 locations. One deterministic module has affine ranking function -1 * s2 + unknown-#length-unknown[__builtin_alloca (dir_len)] and consists of 4 locations. One deterministic module has affine ranking function -1 * t + unknown-#length-unknown[t] and consists of 3 locations. One deterministic module has affine ranking function 3 * unknown-#length-unknown[__builtin_alloca (file_len)] + -2 * s1 and consists of 10 locations. One deterministic module has affine ranking function -1 * s1 + unknown-#length-unknown[__builtin_alloca (dir_len+file_len+2)] and consists of 6 locations. 4 modules have a trivial ranking function, the largest among these consists of 14 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 29.1s and 10 iterations. TraceHistogramMax:2. Analysis of lassos took 27.3s. Construction of modules took 0.2s. Büchi inclusion checks took 1.3s. Highest rank in rank-based complementation 3. Minimization of det autom 6. Minimization of nondet autom 3. Automata minimization 0.0s AutomataMinimizationTime, 8 MinimizatonAttempts, 20 StatesRemovedByMinimization, 7 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 33 states and ocurred in iteration 6. Nontrivial modules had stage [5, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 169 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 168 mSDsluCounter, 496 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 31 IncrementalHoareTripleChecker+Unchecked, 325 mSDsCounter, 49 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 333 IncrementalHoareTripleChecker+Invalid, 413 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 49 mSolverCounterUnsat, 171 mSDtfsCounter, 333 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc1 concLT0 SILN0 SILU3 SILI0 SILT0 lasso5 LassoPreprocessingBenchmarks: Lassos: inital630 mio100 ax100 hnf100 lsp98 ukn56 mio100 lsp43 div100 bol100 ite100 ukn100 eq205 hnf88 smp97 dnf125 smp88 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 36ms VariablesStem: 4 VariablesLoop: 8 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 4 MotzkinApplications: 16 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-12-14 23:04:18,319 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Ended with exit code 0 [2021-12-14 23:04:18,530 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (72)] Ended with exit code 0 [2021-12-14 23:04:18,733 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