./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-3.1-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 8d31f386 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/ldv-memsafety-bitfields/test-bitfields-3.1-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 72da1f6907bc4b842c40cca6c3dd762e325d6dec ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.multireach-323-8d31f38 [2021-07-06 22:00:40,319 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-06 22:00:40,321 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-06 22:00:40,355 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-06 22:00:40,356 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-06 22:00:40,359 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-06 22:00:40,361 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-06 22:00:40,368 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-06 22:00:40,370 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-06 22:00:40,374 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-06 22:00:40,375 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-06 22:00:40,376 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-06 22:00:40,376 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-06 22:00:40,378 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-06 22:00:40,379 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-06 22:00:40,380 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-06 22:00:40,381 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-06 22:00:40,381 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-06 22:00:40,385 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-06 22:00:40,390 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-06 22:00:40,391 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-06 22:00:40,392 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-06 22:00:40,393 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-06 22:00:40,395 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-06 22:00:40,401 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-06 22:00:40,401 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-06 22:00:40,402 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-06 22:00:40,403 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-06 22:00:40,403 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-06 22:00:40,404 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-06 22:00:40,404 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-06 22:00:40,405 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-06 22:00:40,407 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-06 22:00:40,407 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-06 22:00:40,408 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-06 22:00:40,408 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-06 22:00:40,409 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-06 22:00:40,409 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-06 22:00:40,410 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-06 22:00:40,411 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-06 22:00:40,411 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-06 22:00:40,415 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-07-06 22:00:40,450 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-06 22:00:40,451 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-06 22:00:40,452 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-06 22:00:40,453 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-06 22:00:40,453 INFO L138 SettingsManager]: * Use SBE=true [2021-07-06 22:00:40,453 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-07-06 22:00:40,453 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-07-06 22:00:40,453 INFO L138 SettingsManager]: * Use old map elimination=false [2021-07-06 22:00:40,453 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-07-06 22:00:40,454 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-07-06 22:00:40,454 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-07-06 22:00:40,455 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-06 22:00:40,455 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-06 22:00:40,455 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-07-06 22:00:40,455 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-06 22:00:40,455 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-06 22:00:40,455 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-06 22:00:40,456 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-07-06 22:00:40,456 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-07-06 22:00:40,456 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-07-06 22:00:40,456 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-06 22:00:40,456 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-06 22:00:40,456 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-07-06 22:00:40,457 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-06 22:00:40,457 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-07-06 22:00:40,457 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-06 22:00:40,457 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-06 22:00:40,457 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-06 22:00:40,458 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-06 22:00:40,458 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-07-06 22:00:40,459 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-07-06 22:00:40,459 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 72da1f6907bc4b842c40cca6c3dd762e325d6dec [2021-07-06 22:00:40,785 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-06 22:00:40,817 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-06 22:00:40,820 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-06 22:00:40,821 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-06 22:00:40,824 INFO L275 PluginConnector]: CDTParser initialized [2021-07-06 22:00:40,824 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-3.1-1.i [2021-07-06 22:00:40,901 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f19e56ca/02f0e135515e4905a99e9314caeda252/FLAG396e55feb [2021-07-06 22:00:41,344 INFO L306 CDTParser]: Found 1 translation units. [2021-07-06 22:00:41,345 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-3.1-1.i [2021-07-06 22:00:41,358 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f19e56ca/02f0e135515e4905a99e9314caeda252/FLAG396e55feb [2021-07-06 22:00:41,869 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f19e56ca/02f0e135515e4905a99e9314caeda252 [2021-07-06 22:00:41,871 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-06 22:00:41,884 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-07-06 22:00:41,885 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-06 22:00:41,885 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-06 22:00:41,888 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-06 22:00:41,889 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.07 10:00:41" (1/1) ... [2021-07-06 22:00:41,889 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28ee94ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 10:00:41, skipping insertion in model container [2021-07-06 22:00:41,890 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.07 10:00:41" (1/1) ... [2021-07-06 22:00:41,894 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-06 22:00:41,913 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-06 22:00:42,020 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-06 22:00:42,031 INFO L203 MainTranslator]: Completed pre-run [2021-07-06 22:00:42,058 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-06 22:00:42,074 INFO L208 MainTranslator]: Completed translation [2021-07-06 22:00:42,074 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 10:00:42 WrapperNode [2021-07-06 22:00:42,074 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-06 22:00:42,075 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-06 22:00:42,075 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-06 22:00:42,076 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-06 22:00:42,082 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 10:00:42" (1/1) ... [2021-07-06 22:00:42,089 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 10:00:42" (1/1) ... [2021-07-06 22:00:42,103 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-06 22:00:42,104 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-06 22:00:42,104 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-06 22:00:42,104 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-06 22:00:42,111 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 10:00:42" (1/1) ... [2021-07-06 22:00:42,111 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 10:00:42" (1/1) ... [2021-07-06 22:00:42,115 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 10:00:42" (1/1) ... [2021-07-06 22:00:42,115 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 10:00:42" (1/1) ... [2021-07-06 22:00:42,128 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 10:00:42" (1/1) ... [2021-07-06 22:00:42,136 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 10:00:42" (1/1) ... [2021-07-06 22:00:42,139 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 10:00:42" (1/1) ... [2021-07-06 22:00:42,140 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-06 22:00:42,145 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-06 22:00:42,145 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-06 22:00:42,148 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-06 22:00:42,149 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 10:00:42" (1/1) ... [2021-07-06 22:00:42,154 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 22:00:42,161 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 22:00:42,172 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) [2021-07-06 22:00:42,181 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 [2021-07-06 22:00:42,211 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-07-06 22:00:42,211 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-07-06 22:00:42,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-07-06 22:00:42,211 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-06 22:00:42,212 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-07-06 22:00:42,212 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-07-06 22:00:42,212 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-06 22:00:42,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-06 22:00:42,212 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-07-06 22:00:42,212 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-06 22:00:42,511 WARN L805 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-07-06 22:00:42,534 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-06 22:00:42,548 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-07-06 22:00:42,550 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.07 10:00:42 BoogieIcfgContainer [2021-07-06 22:00:42,550 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-06 22:00:42,551 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-07-06 22:00:42,551 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-07-06 22:00:42,554 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-07-06 22:00:42,554 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-07-06 22:00:42,555 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 06.07 10:00:41" (1/3) ... [2021-07-06 22:00:42,555 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4e99e4da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.07 10:00:42, skipping insertion in model container [2021-07-06 22:00:42,556 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-07-06 22:00:42,556 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 10:00:42" (2/3) ... [2021-07-06 22:00:42,556 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4e99e4da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.07 10:00:42, skipping insertion in model container [2021-07-06 22:00:42,556 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-07-06 22:00:42,556 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.07 10:00:42" (3/3) ... [2021-07-06 22:00:42,557 INFO L389 chiAutomizerObserver]: Analyzing ICFG test-bitfields-3.1-1.i [2021-07-06 22:00:42,609 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-07-06 22:00:42,610 INFO L360 BuchiCegarLoop]: Hoare is false [2021-07-06 22:00:42,610 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-07-06 22:00:42,610 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-06 22:00:42,610 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-06 22:00:42,610 INFO L364 BuchiCegarLoop]: Difference is false [2021-07-06 22:00:42,611 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-06 22:00:42,611 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-07-06 22:00:42,628 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 25 states, 22 states have (on average 1.3636363636363635) internal successors, (30), 22 states have internal predecessors, (30), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-07-06 22:00:42,647 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 2 [2021-07-06 22:00:42,648 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-07-06 22:00:42,648 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-07-06 22:00:42,652 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2021-07-06 22:00:42,653 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-07-06 22:00:42,653 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-07-06 22:00:42,653 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 25 states, 22 states have (on average 1.3636363636363635) internal successors, (30), 22 states have internal predecessors, (30), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-07-06 22:00:42,658 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 2 [2021-07-06 22:00:42,658 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-07-06 22:00:42,658 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-07-06 22:00:42,658 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2021-07-06 22:00:42,658 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-07-06 22:00:42,664 INFO L791 eck$LassoCheckResult]: Stem: 22#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call ~#d~0.base, ~#d~0.offset := #Ultimate.allocOnStack(10);#memory_int := ~initToZeroAtPointerBaseAddress~int(#memory_int, ~#d~0.base);call write~unchecked~int(2, ~#d~0.base, 1 + ~#d~0.offset, 1);call write~unchecked~int(3, ~#d~0.base, 2 + ~#d~0.offset, 1);call write~unchecked~int(4, ~#d~0.base, 3 + ~#d~0.offset, 1); 7#L-1true havoc main_#res;havoc main_#t~malloc0.base, main_#t~malloc0.offset, main_#t~memcpy~res1.base, main_#t~memcpy~res1.offset, main_#t~mem2, main_#t~mem3, main_#t~mem4, main_#t~mem5, main_#t~mem6, main_#t~mem7, main_~p~0.base, main_~p~0.offset;havoc main_~p~0.base, main_~p~0.offset;call main_#t~malloc0.base, main_#t~malloc0.offset := #Ultimate.allocOnHeap(10);main_~p~0.base, main_~p~0.offset := main_#t~malloc0.base, main_#t~malloc0.offset; 18#L41true call main_#t~memcpy~res1.base, main_#t~memcpy~res1.offset := #Ultimate.C_memcpy(main_~p~0.base, main_~p~0.offset, ~#d~0.base, ~#d~0.offset, 10);< 10##Ultimate.C_memcpyENTRYtrue assume 1 == #valid[dest.base];assume 1 == #valid[src.base];assume size + dest.offset <= #length[dest.base] && 0 <= dest.offset;assume size + src.offset <= #length[src.base] && 0 <= src.offset; 3#$Ultimate##0true #t~loopctr9 := 0; 19#L-1-1true [2021-07-06 22:00:42,664 INFO L793 eck$LassoCheckResult]: Loop: 19#L-1-1true assume #t~loopctr9 < size;call #t~mem10 := read~unchecked~int(src.base, src.offset + #t~loopctr9, 1);call write~unchecked~int(#t~mem10, dest.base, dest.offset + #t~loopctr9, 1);call #t~mem11 := read~unchecked~int(src.base, src.offset + #t~loopctr9, 4);call write~unchecked~int(#t~mem11, dest.base, dest.offset + #t~loopctr9, 4);#t~loopctr9 := 1 + #t~loopctr9; 19#L-1-1true [2021-07-06 22:00:42,670 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-06 22:00:42,670 INFO L82 PathProgramCache]: Analyzing trace with hash 28752799, now seen corresponding path program 1 times [2021-07-06 22:00:42,679 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-06 22:00:42,680 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1985244501] [2021-07-06 22:00:42,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-06 22:00:42,681 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-06 22:00:42,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-06 22:00:42,788 INFO L224 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-06 22:00:42,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-06 22:00:42,822 INFO L224 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-06 22:00:42,848 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-07-06 22:00:42,853 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-06 22:00:42,854 INFO L82 PathProgramCache]: Analyzing trace with hash 86, now seen corresponding path program 1 times [2021-07-06 22:00:42,854 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-06 22:00:42,855 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [654556251] [2021-07-06 22:00:42,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-06 22:00:42,856 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-06 22:00:42,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-06 22:00:42,876 INFO L224 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-06 22:00:42,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-06 22:00:42,884 INFO L224 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-06 22:00:42,886 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-07-06 22:00:42,887 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-06 22:00:42,887 INFO L82 PathProgramCache]: Analyzing trace with hash 891336824, now seen corresponding path program 1 times [2021-07-06 22:00:42,887 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-06 22:00:42,888 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [891665712] [2021-07-06 22:00:42,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-06 22:00:42,888 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-06 22:00:42,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-06 22:00:42,912 INFO L224 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-06 22:00:42,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-06 22:00:42,942 INFO L224 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-06 22:00:42,946 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-07-06 22:00:42,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:42,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-07-06 22:00:43,038 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:43,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-07-06 22:00:43,215 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 69 [2021-07-06 22:00:43,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:43,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 112 [2021-07-06 22:00:43,340 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-07-06 22:00:43,367 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:43,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-07-06 22:00:43,591 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 75 [2021-07-06 22:00:43,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:43,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 117 [2021-07-06 22:00:43,682 INFO L210 LassoAnalysis]: Preferences: [2021-07-06 22:00:43,682 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-07-06 22:00:43,682 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-07-06 22:00:43,683 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-07-06 22:00:43,683 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-07-06 22:00:43,684 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 22:00:43,684 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-07-06 22:00:43,684 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-07-06 22:00:43,684 INFO L133 ssoRankerPreferences]: Filename of dumped script: test-bitfields-3.1-1.i_Iteration1_Lasso [2021-07-06 22:00:43,684 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-07-06 22:00:43,684 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-07-06 22:00:43,706 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 22:00:43,711 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 22:00:43,714 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 22:00:43,726 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 22:00:43,731 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 22:00:43,735 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 22:00:43,739 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 22:00:43,741 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 22:00:43,745 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 22:00:43,748 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 22:00:43,749 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 22:00:43,752 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 22:00:43,754 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 22:00:43,756 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 22:00:43,759 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 22:00:43,768 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 22:00:43,771 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 22:00:43,923 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 22:00:43,926 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 22:00:43,928 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 22:00:43,931 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 22:00:43,933 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 22:00:43,935 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 22:00:44,258 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-07-06 22:00:44,265 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-07-06 22:00:44,267 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 22:00:44,268 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 22:00:44,269 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) [2021-07-06 22:00:44,274 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-07-06 22:00:44,275 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 [2021-07-06 22:00:44,283 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 22:00:44,283 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 22:00:44,284 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 22:00:44,284 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 22:00:44,284 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 22:00:44,286 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-07-06 22:00:44,286 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 22:00:44,305 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 22:00:44,335 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 [2021-07-06 22:00:44,336 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 22:00:44,336 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 22:00:44,339 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) [2021-07-06 22:00:44,340 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 [2021-07-06 22:00:44,342 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-07-06 22:00:44,350 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 22:00:44,350 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 22:00:44,351 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 22:00:44,351 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 22:00:44,351 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 22:00:44,364 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-07-06 22:00:44,364 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 22:00:44,380 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 22:00:44,407 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 [2021-07-06 22:00:44,408 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 22:00:44,408 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 22:00:44,413 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) [2021-07-06 22:00:44,439 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-07-06 22:00:44,447 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 22:00:44,447 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 22:00:44,447 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 22:00:44,447 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 22:00:44,447 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 22:00:44,448 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-07-06 22:00:44,449 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 22:00:44,450 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 [2021-07-06 22:00:44,458 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 22:00:44,483 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-07-06 22:00:44,484 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 22:00:44,484 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 22:00:44,485 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) [2021-07-06 22:00:44,486 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 [2021-07-06 22:00:44,488 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-07-06 22:00:44,496 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 22:00:44,496 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 22:00:44,496 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 22:00:44,496 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 22:00:44,496 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 22:00:44,498 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-07-06 22:00:44,498 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 22:00:44,513 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 22:00:44,539 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 [2021-07-06 22:00:44,540 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 22:00:44,540 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 22:00:44,541 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) [2021-07-06 22:00:44,543 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 [2021-07-06 22:00:44,544 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-07-06 22:00:44,551 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 22:00:44,552 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 22:00:44,552 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 22:00:44,552 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 22:00:44,559 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-07-06 22:00:44,559 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-07-06 22:00:44,576 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 22:00:44,594 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 [2021-07-06 22:00:44,596 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 22:00:44,597 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 22:00:44,598 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) [2021-07-06 22:00:44,599 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 [2021-07-06 22:00:44,600 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-07-06 22:00:44,607 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 22:00:44,607 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 22:00:44,607 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 22:00:44,607 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 22:00:44,607 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 22:00:44,608 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-07-06 22:00:44,608 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 22:00:44,609 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 22:00:44,627 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 [2021-07-06 22:00:44,628 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 22:00:44,628 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 22:00:44,629 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) [2021-07-06 22:00:44,630 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 [2021-07-06 22:00:44,642 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-07-06 22:00:44,649 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 22:00:44,649 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 22:00:44,649 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 22:00:44,649 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 22:00:44,649 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 22:00:44,650 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-07-06 22:00:44,650 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 22:00:44,658 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 22:00:44,684 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-07-06 22:00:44,685 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 22:00:44,685 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 22:00:44,693 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) [2021-07-06 22:00:44,698 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-07-06 22:00:44,707 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 22:00:44,707 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 22:00:44,707 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 22:00:44,707 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 22:00:44,707 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 22:00:44,708 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-07-06 22:00:44,708 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 22:00:44,711 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 [2021-07-06 22:00:44,717 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 22:00:44,735 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-07-06 22:00:44,736 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 22:00:44,736 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 22:00:44,737 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) [2021-07-06 22:00:44,738 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 [2021-07-06 22:00:44,739 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 [2021-07-06 22:00:44,746 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 22:00:44,746 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 22:00:44,747 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 22:00:44,747 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 22:00:44,747 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 22:00:44,750 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-07-06 22:00:44,750 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 22:00:44,752 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 22:00:44,767 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 [2021-07-06 22:00:44,767 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 22:00:44,768 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 22:00:44,769 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) [2021-07-06 22:00:44,770 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 [2021-07-06 22:00:44,771 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-07-06 22:00:44,778 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 22:00:44,778 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 22:00:44,778 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 22:00:44,778 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 22:00:44,778 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 22:00:44,779 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-07-06 22:00:44,779 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 22:00:44,785 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 22:00:44,800 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 [2021-07-06 22:00:44,801 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 22:00:44,801 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 22:00:44,802 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) [2021-07-06 22:00:44,803 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 [2021-07-06 22:00:44,804 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-07-06 22:00:44,810 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 22:00:44,810 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 22:00:44,811 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 22:00:44,811 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 22:00:44,811 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 22:00:44,811 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-07-06 22:00:44,811 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 22:00:44,820 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 22:00:44,836 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 [2021-07-06 22:00:44,836 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 22:00:44,836 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 22:00:44,837 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) [2021-07-06 22:00:44,838 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 [2021-07-06 22:00:44,839 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-07-06 22:00:44,845 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 22:00:44,845 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 22:00:44,845 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 22:00:44,845 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 22:00:44,845 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 22:00:44,846 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-07-06 22:00:44,846 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 22:00:44,858 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 22:00:44,873 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-07-06 22:00:44,874 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 22:00:44,874 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 22:00:44,874 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) [2021-07-06 22:00:44,875 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 [2021-07-06 22:00:44,877 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-07-06 22:00:44,883 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 22:00:44,883 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 22:00:44,883 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 22:00:44,883 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 22:00:44,883 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 22:00:44,884 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-07-06 22:00:44,884 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 22:00:44,885 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 22:00:44,901 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-07-06 22:00:44,901 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 22:00:44,901 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 22:00:44,902 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) [2021-07-06 22:00:44,903 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 [2021-07-06 22:00:44,904 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-07-06 22:00:44,910 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 22:00:44,910 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 22:00:44,910 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 22:00:44,910 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 22:00:44,912 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-07-06 22:00:44,912 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-07-06 22:00:44,924 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 22:00:44,940 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-07-06 22:00:44,940 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 22:00:44,940 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 22:00:44,941 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) [2021-07-06 22:00:44,942 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 [2021-07-06 22:00:44,946 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-07-06 22:00:44,953 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 22:00:44,953 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2021-07-06 22:00:44,953 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 22:00:44,953 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 22:00:44,958 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2021-07-06 22:00:44,958 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-07-06 22:00:44,992 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 22:00:45,014 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 [2021-07-06 22:00:45,015 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 22:00:45,015 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 22:00:45,016 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) [2021-07-06 22:00:45,017 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 [2021-07-06 22:00:45,018 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-07-06 22:00:45,025 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 22:00:45,025 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 22:00:45,025 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 22:00:45,025 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 22:00:45,028 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-07-06 22:00:45,028 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-07-06 22:00:45,041 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 22:00:45,056 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 [2021-07-06 22:00:45,056 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 22:00:45,056 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 22:00:45,057 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) [2021-07-06 22:00:45,058 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 [2021-07-06 22:00:45,059 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-07-06 22:00:45,066 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 22:00:45,066 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 22:00:45,066 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 22:00:45,066 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 22:00:45,073 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-07-06 22:00:45,073 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-07-06 22:00:45,092 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-07-06 22:00:45,115 INFO L443 ModelExtractionUtils]: Simplification made 7 calls to the SMT solver. [2021-07-06 22:00:45,115 INFO L444 ModelExtractionUtils]: 13 out of 19 variables were initially zero. Simplification set additionally 3 variables to zero. [2021-07-06 22:00:45,116 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 22:00:45,117 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 22:00:45,136 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) [2021-07-06 22:00:45,142 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-07-06 22:00:45,150 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 [2021-07-06 22:00:45,160 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-07-06 22:00:45,160 INFO L513 LassoAnalysis]: Proved termination. [2021-07-06 22:00:45,161 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(#Ultimate.C_memcpy_#t~loopctr9, #Ultimate.C_memcpy_size) = -1*#Ultimate.C_memcpy_#t~loopctr9 + 1*#Ultimate.C_memcpy_size Supporting invariants [] [2021-07-06 22:00:45,183 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 [2021-07-06 22:00:45,210 INFO L297 tatePredicateManager]: 6 out of 6 supporting invariants were superfluous and have been removed [2021-07-06 22:00:45,250 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-06 22:00:45,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-06 22:00:45,297 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 4 conjunts are in the unsatisfiable core [2021-07-06 22:00:45,298 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-06 22:00:45,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:45,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 22:00:45,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:45,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 22:00:45,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:45,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 22:00:45,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:45,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 22:00:45,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:45,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 22:00:45,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:45,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 22:00:45,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:45,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 22:00:45,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:45,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 22:00:45,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:45,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-06 22:00:45,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:45,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 22:00:45,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:45,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 22:00:45,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:45,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 22:00:45,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:45,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 22:00:45,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:45,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 22:00:45,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:45,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 22:00:45,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:45,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 22:00:45,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-06 22:00:45,339 INFO L263 TraceCheckSpWp]: Trace formula consists of 10 conjuncts, 4 conjunts are in the unsatisfiable core [2021-07-06 22:00:45,340 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-06 22:00:45,340 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-06 22:00:45,352 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2021-07-06 22:00:45,354 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 25 states, 22 states have (on average 1.3636363636363635) internal successors, (30), 22 states have internal predecessors, (30), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand has 2 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-06 22:00:45,402 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 25 states, 22 states have (on average 1.3636363636363635) internal successors, (30), 22 states have internal predecessors, (30), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1). Second operand has 2 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 30 states and 41 transitions. Complement of second has 6 states. [2021-07-06 22:00:45,403 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 [2021-07-06 22:00:45,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-06 22:00:45,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 10 transitions. [2021-07-06 22:00:45,406 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 10 transitions. Stem has 5 letters. Loop has 1 letters. [2021-07-06 22:00:45,407 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-07-06 22:00:45,408 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 10 transitions. Stem has 6 letters. Loop has 1 letters. [2021-07-06 22:00:45,408 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-07-06 22:00:45,408 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 10 transitions. Stem has 5 letters. Loop has 2 letters. [2021-07-06 22:00:45,408 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-07-06 22:00:45,409 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 30 states and 41 transitions. [2021-07-06 22:00:45,414 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-07-06 22:00:45,417 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 30 states to 9 states and 11 transitions. [2021-07-06 22:00:45,418 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 7 [2021-07-06 22:00:45,418 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 8 [2021-07-06 22:00:45,419 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 11 transitions. [2021-07-06 22:00:45,419 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-07-06 22:00:45,419 INFO L681 BuchiCegarLoop]: Abstraction has 9 states and 11 transitions. [2021-07-06 22:00:45,432 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states and 11 transitions. [2021-07-06 22:00:45,438 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 8. [2021-07-06 22:00:45,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 7 states have (on average 1.2857142857142858) internal successors, (9), 6 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-06 22:00:45,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 10 transitions. [2021-07-06 22:00:45,440 INFO L704 BuchiCegarLoop]: Abstraction has 8 states and 10 transitions. [2021-07-06 22:00:45,441 INFO L587 BuchiCegarLoop]: Abstraction has 8 states and 10 transitions. [2021-07-06 22:00:45,441 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-07-06 22:00:45,441 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states and 10 transitions. [2021-07-06 22:00:45,442 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-07-06 22:00:45,442 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-07-06 22:00:45,442 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-07-06 22:00:45,443 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-07-06 22:00:45,443 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-07-06 22:00:45,443 INFO L791 eck$LassoCheckResult]: Stem: 123#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call ~#d~0.base, ~#d~0.offset := #Ultimate.allocOnStack(10);#memory_int := ~initToZeroAtPointerBaseAddress~int(#memory_int, ~#d~0.base);call write~unchecked~int(2, ~#d~0.base, 1 + ~#d~0.offset, 1);call write~unchecked~int(3, ~#d~0.base, 2 + ~#d~0.offset, 1);call write~unchecked~int(4, ~#d~0.base, 3 + ~#d~0.offset, 1); 121#L-1 havoc main_#res;havoc main_#t~malloc0.base, main_#t~malloc0.offset, main_#t~memcpy~res1.base, main_#t~memcpy~res1.offset, main_#t~mem2, main_#t~mem3, main_#t~mem4, main_#t~mem5, main_#t~mem6, main_#t~mem7, main_~p~0.base, main_~p~0.offset;havoc main_~p~0.base, main_~p~0.offset;call main_#t~malloc0.base, main_#t~malloc0.offset := #Ultimate.allocOnHeap(10);main_~p~0.base, main_~p~0.offset := main_#t~malloc0.base, main_#t~malloc0.offset; 122#L41 call main_#t~memcpy~res1.base, main_#t~memcpy~res1.offset := #Ultimate.C_memcpy(main_~p~0.base, main_~p~0.offset, ~#d~0.base, ~#d~0.offset, 10);< 127##Ultimate.C_memcpyENTRY assume 1 == #valid[dest.base];assume 1 == #valid[src.base];assume size + dest.offset <= #length[dest.base] && 0 <= dest.offset;assume size + src.offset <= #length[src.base] && 0 <= src.offset; 124#$Ultimate##0 #t~loopctr9 := 0; 125#L-1-1 assume !(#t~loopctr9 < size);#t~loopctr12 := 0; 126#L-1-3 [2021-07-06 22:00:45,443 INFO L793 eck$LassoCheckResult]: Loop: 126#L-1-3 assume #t~loopctr12 < size;#t~loopctr12 := 4 + #t~loopctr12; 126#L-1-3 [2021-07-06 22:00:45,444 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-06 22:00:45,444 INFO L82 PathProgramCache]: Analyzing trace with hash 891336826, now seen corresponding path program 1 times [2021-07-06 22:00:45,444 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-06 22:00:45,445 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2106897004] [2021-07-06 22:00:45,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-06 22:00:45,445 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-06 22:00:45,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-06 22:00:45,502 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2021-07-06 22:00:45,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:45,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 22:00:45,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:45,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-06 22:00:45,522 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:45,523 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-06 22:00:45,529 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-06 22:00:45,529 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-06 22:00:45,529 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2106897004] [2021-07-06 22:00:45,530 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2106897004] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-06 22:00:45,530 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-06 22:00:45,530 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-06 22:00:45,530 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [138058122] [2021-07-06 22:00:45,533 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-07-06 22:00:45,533 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-06 22:00:45,533 INFO L82 PathProgramCache]: Analyzing trace with hash 92, now seen corresponding path program 1 times [2021-07-06 22:00:45,533 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-06 22:00:45,533 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [624860284] [2021-07-06 22:00:45,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-06 22:00:45,534 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-06 22:00:45,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-06 22:00:45,537 INFO L224 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-06 22:00:45,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-06 22:00:45,538 INFO L224 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-06 22:00:45,539 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-07-06 22:00:45,544 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:45,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-06 22:00:45,549 INFO L210 LassoAnalysis]: Preferences: [2021-07-06 22:00:45,549 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-07-06 22:00:45,549 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-07-06 22:00:45,549 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-07-06 22:00:45,549 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-07-06 22:00:45,550 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 22:00:45,550 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-07-06 22:00:45,550 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-07-06 22:00:45,550 INFO L133 ssoRankerPreferences]: Filename of dumped script: test-bitfields-3.1-1.i_Iteration2_Loop [2021-07-06 22:00:45,550 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-07-06 22:00:45,550 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-07-06 22:00:45,551 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 22:00:45,568 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-07-06 22:00:45,569 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-07-06 22:00:45,570 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 22:00:45,570 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 22:00:45,571 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) [2021-07-06 22:00:45,580 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 [2021-07-06 22:00:45,580 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-07-06 22:00:45,581 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-07-06 22:00:45,603 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 [2021-07-06 22:00:45,604 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 22:00:45,604 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 22:00:45,607 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) [2021-07-06 22:00:45,608 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 [2021-07-06 22:00:45,610 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-07-06 22:00:45,610 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-07-06 22:00:45,727 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-07-06 22:00:45,733 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 [2021-07-06 22:00:45,733 INFO L210 LassoAnalysis]: Preferences: [2021-07-06 22:00:45,733 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-07-06 22:00:45,733 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-07-06 22:00:45,733 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-07-06 22:00:45,734 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-07-06 22:00:45,734 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 22:00:45,734 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-07-06 22:00:45,734 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-07-06 22:00:45,734 INFO L133 ssoRankerPreferences]: Filename of dumped script: test-bitfields-3.1-1.i_Iteration2_Loop [2021-07-06 22:00:45,734 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-07-06 22:00:45,734 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-07-06 22:00:45,734 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 22:00:45,751 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-07-06 22:00:45,751 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-07-06 22:00:45,751 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 22:00:45,751 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 22:00:45,752 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) [2021-07-06 22:00:45,753 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 [2021-07-06 22:00:45,754 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-07-06 22:00:45,762 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 22:00:45,762 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 22:00:45,762 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 22:00:45,762 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 22:00:45,762 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 22:00:45,763 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-07-06 22:00:45,763 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 22:00:45,776 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-07-06 22:00:45,797 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2021-07-06 22:00:45,797 INFO L444 ModelExtractionUtils]: 0 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2021-07-06 22:00:45,798 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 22:00:45,798 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 22:00:45,801 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) [2021-07-06 22:00:45,802 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 [2021-07-06 22:00:45,803 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-07-06 22:00:45,803 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-07-06 22:00:45,803 INFO L513 LassoAnalysis]: Proved termination. [2021-07-06 22:00:45,803 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(#Ultimate.C_memcpy_#t~loopctr12, #Ultimate.C_memcpy_size) = -1*#Ultimate.C_memcpy_#t~loopctr12 + 1*#Ultimate.C_memcpy_size Supporting invariants [] [2021-07-06 22:00:45,820 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-07-06 22:00:45,821 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-07-06 22:00:45,834 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-06 22:00:45,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-06 22:00:45,856 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 4 conjunts are in the unsatisfiable core [2021-07-06 22:00:45,856 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-06 22:00:45,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:45,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 22:00:45,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:45,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 22:00:45,859 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:45,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 22:00:45,859 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:45,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 22:00:45,860 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:45,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 22:00:45,862 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:45,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 22:00:45,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:45,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 22:00:45,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:45,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 22:00:45,872 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:45,873 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-06 22:00:45,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:45,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 22:00:45,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:45,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 22:00:45,875 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:45,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 22:00:45,876 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:45,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 22:00:45,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:45,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 22:00:45,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:45,878 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 22:00:45,878 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:45,878 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 22:00:45,879 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:45,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 22:00:45,879 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:45,880 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 22:00:45,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:45,880 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 22:00:45,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:45,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 22:00:45,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-06 22:00:45,884 WARN L261 TraceCheckSpWp]: Trace formula consists of 5 conjuncts, 4 conjunts are in the unsatisfiable core [2021-07-06 22:00:45,885 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-06 22:00:45,885 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-06 22:00:45,885 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2021-07-06 22:00:45,886 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 8 states and 10 transitions. cyclomatic complexity: 4 Second operand has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-06 22:00:45,889 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 8 states and 10 transitions. cyclomatic complexity: 4. Second operand has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 9 states and 11 transitions. Complement of second has 3 states. [2021-07-06 22:00:45,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2021-07-06 22:00:45,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-06 22:00:45,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 8 transitions. [2021-07-06 22:00:45,891 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 8 transitions. Stem has 6 letters. Loop has 1 letters. [2021-07-06 22:00:45,891 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-07-06 22:00:45,891 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 8 transitions. Stem has 7 letters. Loop has 1 letters. [2021-07-06 22:00:45,891 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-07-06 22:00:45,892 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 8 transitions. Stem has 6 letters. Loop has 2 letters. [2021-07-06 22:00:45,892 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-07-06 22:00:45,892 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 9 states and 11 transitions. [2021-07-06 22:00:45,892 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-07-06 22:00:45,893 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 9 states to 0 states and 0 transitions. [2021-07-06 22:00:45,893 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-07-06 22:00:45,893 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-07-06 22:00:45,893 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-07-06 22:00:45,893 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-07-06 22:00:45,893 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-06 22:00:45,893 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-06 22:00:45,893 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-06 22:00:45,895 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-07-06 22:00:45,896 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-07-06 22:00:45,897 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand has 4 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 4 states have internal predecessors, (5), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-06 22:00:45,899 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-06 22:00:45,899 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2021-07-06 22:00:45,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-06 22:00:45,899 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2021-07-06 22:00:45,899 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-07-06 22:00:45,899 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2021-07-06 22:00:45,900 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-07-06 22:00:45,900 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-07-06 22:00:45,900 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-07-06 22:00:45,900 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-07-06 22:00:45,900 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-06 22:00:45,900 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-06 22:00:45,900 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-06 22:00:45,900 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-07-06 22:00:45,901 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-07-06 22:00:45,901 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-07-06 22:00:45,901 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-07-06 22:00:45,905 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 06.07 10:00:45 BoogieIcfgContainer [2021-07-06 22:00:45,905 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-07-06 22:00:45,906 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-07-06 22:00:45,906 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-07-06 22:00:45,906 INFO L275 PluginConnector]: Witness Printer initialized [2021-07-06 22:00:45,906 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.07 10:00:42" (3/4) ... [2021-07-06 22:00:45,909 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-07-06 22:00:45,910 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-07-06 22:00:45,915 INFO L168 Benchmark]: Toolchain (without parser) took 4026.60 ms. Allocated memory was 62.9 MB in the beginning and 109.1 MB in the end (delta: 46.1 MB). Free memory was 43.5 MB in the beginning and 55.8 MB in the end (delta: -12.4 MB). Peak memory consumption was 33.1 MB. Max. memory is 16.1 GB. [2021-07-06 22:00:45,915 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 62.9 MB. Free memory is still 45.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-07-06 22:00:45,915 INFO L168 Benchmark]: CACSL2BoogieTranslator took 189.53 ms. Allocated memory is still 62.9 MB. Free memory was 43.3 MB in the beginning and 46.0 MB in the end (delta: -2.7 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-07-06 22:00:45,915 INFO L168 Benchmark]: Boogie Procedure Inliner took 27.86 ms. Allocated memory is still 62.9 MB. Free memory was 45.8 MB in the beginning and 44.5 MB in the end (delta: 1.3 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-07-06 22:00:45,916 INFO L168 Benchmark]: Boogie Preprocessor took 40.54 ms. Allocated memory is still 62.9 MB. Free memory was 44.3 MB in the beginning and 43.1 MB in the end (delta: 1.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-07-06 22:00:45,917 INFO L168 Benchmark]: RCFGBuilder took 405.61 ms. Allocated memory was 62.9 MB in the beginning and 90.2 MB in the end (delta: 27.3 MB). Free memory was 43.1 MB in the beginning and 71.1 MB in the end (delta: -28.0 MB). Peak memory consumption was 18.4 MB. Max. memory is 16.1 GB. [2021-07-06 22:00:45,918 INFO L168 Benchmark]: BuchiAutomizer took 3354.02 ms. Allocated memory was 90.2 MB in the beginning and 109.1 MB in the end (delta: 18.9 MB). Free memory was 71.1 MB in the beginning and 56.1 MB in the end (delta: 15.0 MB). Peak memory consumption was 32.9 MB. Max. memory is 16.1 GB. [2021-07-06 22:00:45,919 INFO L168 Benchmark]: Witness Printer took 3.93 ms. Allocated memory is still 109.1 MB. Free memory was 56.1 MB in the beginning and 55.8 MB in the end (delta: 207.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-07-06 22:00:45,922 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 62.9 MB. Free memory is still 45.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 189.53 ms. Allocated memory is still 62.9 MB. Free memory was 43.3 MB in the beginning and 46.0 MB in the end (delta: -2.7 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 27.86 ms. Allocated memory is still 62.9 MB. Free memory was 45.8 MB in the beginning and 44.5 MB in the end (delta: 1.3 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 40.54 ms. Allocated memory is still 62.9 MB. Free memory was 44.3 MB in the beginning and 43.1 MB in the end (delta: 1.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 405.61 ms. Allocated memory was 62.9 MB in the beginning and 90.2 MB in the end (delta: 27.3 MB). Free memory was 43.1 MB in the beginning and 71.1 MB in the end (delta: -28.0 MB). Peak memory consumption was 18.4 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 3354.02 ms. Allocated memory was 90.2 MB in the beginning and 109.1 MB in the end (delta: 18.9 MB). Free memory was 71.1 MB in the beginning and 56.1 MB in the end (delta: 15.0 MB). Peak memory consumption was 32.9 MB. Max. memory is 16.1 GB. * Witness Printer took 3.93 ms. Allocated memory is still 109.1 MB. Free memory was 56.1 MB in the beginning and 55.8 MB in the end (delta: 207.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 3 terminating modules (1 trivial, 2 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -1 * aux-#t~loopctr9-aux + unknown-size-unknown and consists of 3 locations. One deterministic module has affine ranking function unknown-size-unknown + -1 * aux-#t~loopctr12-aux and consists of 2 locations. 1 modules have a trivial ranking function, the largest among these consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 3.3s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 2.9s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. Highest rank in rank-based complementation 3. Minimization of det autom 3. Minimization of nondet autom 0. Automata minimization 9.8ms AutomataMinimizationTime, 1 MinimizatonAttempts, 1 StatesRemovedByMinimization, 1 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 8 states and ocurred in iteration 1. Nontrivial modules had stage [2, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 13 SDtfs, 14 SDslu, 1 SDs, 0 SdLazy, 11 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 12.5ms Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT1 lasso1 LassoPreprocessingBenchmarks: Lassos: inital62 mio100 ax100 hnf100 lsp98 ukn84 mio100 lsp79 div100 bol100 ite100 ukn100 eq166 hnf92 smp96 dnf100 smp99 tf108 neg100 sie111 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 52ms VariablesStem: 4 VariablesLoop: 2 DisjunctsStem: 2 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 8 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-07-06 22:00:45,955 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-07-06 22:00:46,165 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...