./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/array-memsafety/stroeder2-alloca-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 30f4e4ab Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.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/array-memsafety/stroeder2-alloca-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 fa1df4216228ace3c3c1088507575f9600e9db06 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-30f4e4a [2019-11-28 03:53:45,432 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 03:53:45,434 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 03:53:45,447 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 03:53:45,447 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 03:53:45,455 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 03:53:45,457 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 03:53:45,459 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 03:53:45,461 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 03:53:45,462 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 03:53:45,463 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 03:53:45,464 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 03:53:45,465 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 03:53:45,466 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 03:53:45,467 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 03:53:45,468 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 03:53:45,469 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 03:53:45,470 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 03:53:45,472 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 03:53:45,475 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 03:53:45,477 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 03:53:45,478 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 03:53:45,479 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 03:53:45,480 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 03:53:45,483 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 03:53:45,483 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 03:53:45,484 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 03:53:45,485 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 03:53:45,485 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 03:53:45,486 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 03:53:45,487 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 03:53:45,487 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 03:53:45,488 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 03:53:45,489 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 03:53:45,490 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 03:53:45,491 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 03:53:45,492 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 03:53:45,492 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 03:53:45,492 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 03:53:45,493 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 03:53:45,494 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 03:53:45,495 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-11-28 03:53:45,513 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 03:53:45,513 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 03:53:45,514 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 03:53:45,515 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 03:53:45,515 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 03:53:45,515 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-11-28 03:53:45,516 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-11-28 03:53:45,516 INFO L138 SettingsManager]: * Use old map elimination=false [2019-11-28 03:53:45,516 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-11-28 03:53:45,516 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-11-28 03:53:45,517 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-11-28 03:53:45,517 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 03:53:45,517 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 03:53:45,518 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-28 03:53:45,518 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 03:53:45,518 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 03:53:45,518 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 03:53:45,519 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-11-28 03:53:45,519 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-11-28 03:53:45,519 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-11-28 03:53:45,520 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 03:53:45,520 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 03:53:45,520 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-11-28 03:53:45,520 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 03:53:45,521 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-11-28 03:53:45,521 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 03:53:45,521 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 03:53:45,522 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-11-28 03:53:45,522 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 03:53:45,522 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 03:53:45,522 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-11-28 03:53:45,524 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-11-28 03:53:45,524 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR 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 -> fa1df4216228ace3c3c1088507575f9600e9db06 [2019-11-28 03:53:45,862 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 03:53:45,875 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 03:53:45,879 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 03:53:45,880 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 03:53:45,881 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 03:53:45,881 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-memsafety/stroeder2-alloca-1.i [2019-11-28 03:53:45,956 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5fdf1250e/b0ed8111c46543d7acd92612b1bbe72f/FLAG60edc48f3 [2019-11-28 03:53:46,461 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 03:53:46,462 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-memsafety/stroeder2-alloca-1.i [2019-11-28 03:53:46,488 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5fdf1250e/b0ed8111c46543d7acd92612b1bbe72f/FLAG60edc48f3 [2019-11-28 03:53:46,785 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5fdf1250e/b0ed8111c46543d7acd92612b1bbe72f [2019-11-28 03:53:46,788 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 03:53:46,790 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 03:53:46,791 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 03:53:46,791 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 03:53:46,795 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 03:53:46,795 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:53:46" (1/1) ... [2019-11-28 03:53:46,798 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a16994c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:53:46, skipping insertion in model container [2019-11-28 03:53:46,799 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:53:46" (1/1) ... [2019-11-28 03:53:46,807 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 03:53:46,866 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 03:53:47,305 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 03:53:47,317 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 03:53:47,358 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 03:53:47,412 INFO L208 MainTranslator]: Completed translation [2019-11-28 03:53:47,413 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:53:47 WrapperNode [2019-11-28 03:53:47,413 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 03:53:47,415 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 03:53:47,416 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 03:53:47,416 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 03:53:47,425 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:53:47" (1/1) ... [2019-11-28 03:53:47,446 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:53:47" (1/1) ... [2019-11-28 03:53:47,469 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 03:53:47,470 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 03:53:47,470 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 03:53:47,470 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 03:53:47,480 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:53:47" (1/1) ... [2019-11-28 03:53:47,480 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:53:47" (1/1) ... [2019-11-28 03:53:47,483 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:53:47" (1/1) ... [2019-11-28 03:53:47,484 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:53:47" (1/1) ... [2019-11-28 03:53:47,490 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:53:47" (1/1) ... [2019-11-28 03:53:47,496 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:53:47" (1/1) ... [2019-11-28 03:53:47,497 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:53:47" (1/1) ... [2019-11-28 03:53:47,502 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 03:53:47,504 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 03:53:47,504 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 03:53:47,506 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 03:53:47,507 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:53:47" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:53:47,592 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-28 03:53:47,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-28 03:53:47,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 03:53:47,593 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-28 03:53:47,594 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 03:53:47,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 03:53:47,933 INFO L292 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-28 03:53:47,934 INFO L297 CfgBuilder]: Removed 9 assume(true) statements. [2019-11-28 03:53:47,935 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:53:47 BoogieIcfgContainer [2019-11-28 03:53:47,936 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-28 03:53:47,937 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-11-28 03:53:47,938 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-11-28 03:53:47,943 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-11-28 03:53:47,953 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-28 03:53:47,953 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.11 03:53:46" (1/3) ... [2019-11-28 03:53:47,954 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@175bc097 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 03:53:47, skipping insertion in model container [2019-11-28 03:53:47,955 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-28 03:53:47,958 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:53:47" (2/3) ... [2019-11-28 03:53:47,958 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@175bc097 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 03:53:47, skipping insertion in model container [2019-11-28 03:53:47,959 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-28 03:53:47,959 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:53:47" (3/3) ... [2019-11-28 03:53:47,964 INFO L371 chiAutomizerObserver]: Analyzing ICFG stroeder2-alloca-1.i [2019-11-28 03:53:48,070 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-11-28 03:53:48,071 INFO L357 BuchiCegarLoop]: Hoare is false [2019-11-28 03:53:48,071 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-11-28 03:53:48,071 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-28 03:53:48,071 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-28 03:53:48,071 INFO L361 BuchiCegarLoop]: Difference is false [2019-11-28 03:53:48,072 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-28 03:53:48,072 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-11-28 03:53:48,097 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 16 states. [2019-11-28 03:53:48,127 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2019-11-28 03:53:48,128 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-28 03:53:48,128 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-28 03:53:48,136 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2019-11-28 03:53:48,136 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2019-11-28 03:53:48,137 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-11-28 03:53:48,137 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 16 states. [2019-11-28 03:53:48,139 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2019-11-28 03:53:48,139 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-28 03:53:48,140 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-28 03:53:48,140 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2019-11-28 03:53:48,140 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2019-11-28 03:53:48,151 INFO L794 eck$LassoCheckResult]: Stem: 9#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 7#L-1true havoc main_#res;havoc main_#t~nondet7, main_#t~malloc8.base, main_#t~malloc8.offset, main_#t~nondet10, main_#t~post9, main_~i~1, main_#t~ret11, main_~array_size~0, main_~numbers~0.base, main_~numbers~0.offset;main_~array_size~0 := main_#t~nondet7;havoc main_#t~nondet7; 14#L529true assume !(main_~array_size~0 < 1 || main_~array_size~0 >= 536870911); 18#L529-2true call main_#t~malloc8.base, main_#t~malloc8.offset := #Ultimate.allocOnStack(4 * main_~array_size~0);main_~numbers~0.base, main_~numbers~0.offset := main_#t~malloc8.base, main_#t~malloc8.offset;main_~i~1 := 0; 10#L534-3true [2019-11-28 03:53:48,152 INFO L796 eck$LassoCheckResult]: Loop: 10#L534-3true assume !!(main_~i~1 < main_~array_size~0);call write~int(main_#t~nondet10, main_~numbers~0.base, main_~numbers~0.offset + 4 * main_~i~1, 4);havoc main_#t~nondet10; 8#L534-2true main_#t~post9 := main_~i~1;main_~i~1 := 1 + main_#t~post9;havoc main_#t~post9; 10#L534-3true [2019-11-28 03:53:48,159 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 03:53:48,160 INFO L82 PathProgramCache]: Analyzing trace with hash 925669, now seen corresponding path program 1 times [2019-11-28 03:53:48,169 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 03:53:48,170 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [426709209] [2019-11-28 03:53:48,170 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 03:53:48,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 03:53:48,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 03:53:48,332 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 03:53:48,333 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 03:53:48,333 INFO L82 PathProgramCache]: Analyzing trace with hash 1507, now seen corresponding path program 1 times [2019-11-28 03:53:48,333 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 03:53:48,334 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [692764933] [2019-11-28 03:53:48,334 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 03:53:48,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 03:53:48,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 03:53:48,356 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 03:53:48,357 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 03:53:48,358 INFO L82 PathProgramCache]: Analyzing trace with hash 889568455, now seen corresponding path program 1 times [2019-11-28 03:53:48,358 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 03:53:48,358 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [473056263] [2019-11-28 03:53:48,358 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 03:53:48,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 03:53:48,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 03:53:48,399 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 03:53:48,632 WARN L192 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 42 [2019-11-28 03:53:48,711 INFO L210 LassoAnalysis]: Preferences: [2019-11-28 03:53:48,712 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-28 03:53:48,712 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-28 03:53:48,712 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-28 03:53:48,712 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-28 03:53:48,713 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:53:48,713 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-28 03:53:48,713 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-28 03:53:48,713 INFO L133 ssoRankerPreferences]: Filename of dumped script: stroeder2-alloca-1.i_Iteration1_Lasso [2019-11-28 03:53:48,713 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-28 03:53:48,714 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-28 03:53:48,737 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:53:48,742 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:53:48,882 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 31 [2019-11-28 03:53:48,920 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:53:48,925 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:53:48,930 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:53:48,934 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:53:48,940 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:53:48,945 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:53:48,951 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:53:48,954 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:53:49,233 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-28 03:53:49,238 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:53:49,246 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:53:49,248 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:53:49,249 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:53:49,249 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:53:49,249 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:53:49,250 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:53:49,257 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 03:53:49,258 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 03:53:49,261 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:53:49,272 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:53:49,274 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:53:49,274 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:53:49,274 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:53:49,275 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:53:49,275 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:53:49,276 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 03:53:49,276 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 03:53:49,281 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:53:49,287 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:53:49,289 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:53:49,290 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:53:49,290 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:53:49,290 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:53:49,290 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:53:49,291 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 03:53:49,292 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 03:53:49,294 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:53:49,308 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:53:49,310 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:53:49,311 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:53:49,311 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:53:49,311 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:53:49,315 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 03:53:49,315 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-28 03:53:49,320 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:53:49,335 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:53:49,337 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:53:49,338 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:53:49,338 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:53:49,338 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:53:49,343 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 03:53:49,344 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-28 03:53:49,350 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:53:49,359 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:53:49,361 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:53:49,361 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:53:49,362 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:53:49,362 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:53:49,367 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 03:53:49,368 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-28 03:53:49,377 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:53:49,394 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:53:49,397 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:53:49,397 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:53:49,397 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:53:49,398 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:53:49,406 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 03:53:49,407 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-28 03:53:49,425 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-11-28 03:53:49,500 INFO L443 ModelExtractionUtils]: Simplification made 16 calls to the SMT solver. [2019-11-28 03:53:49,500 INFO L444 ModelExtractionUtils]: 1 out of 22 variables were initially zero. Simplification set additionally 18 variables to zero. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 03:53:49,508 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:53:49,515 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2019-11-28 03:53:49,515 INFO L510 LassoAnalysis]: Proved termination. [2019-11-28 03:53:49,516 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~1, ULTIMATE.start_main_~array_size~0) = -1*ULTIMATE.start_main_~i~1 + 1*ULTIMATE.start_main_~array_size~0 Supporting invariants [] [2019-11-28 03:53:49,538 INFO L297 tatePredicateManager]: 3 out of 3 supporting invariants were superfluous and have been removed [2019-11-28 03:53:49,568 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 03:53:49,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 03:53:49,595 INFO L255 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-28 03:53:49,597 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 03:53:49,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 03:53:49,617 INFO L255 TraceCheckSpWp]: Trace formula consists of 10 conjuncts, 4 conjunts are in the unsatisfiable core [2019-11-28 03:53:49,619 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 03:53:49,635 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 03:53:49,655 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2019-11-28 03:53:49,657 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 16 states. Second operand 3 states. [2019-11-28 03:53:49,725 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 16 states.. Second operand 3 states. Result 38 states and 53 transitions. Complement of second has 7 states. [2019-11-28 03:53:49,726 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2019-11-28 03:53:49,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2019-11-28 03:53:49,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 35 transitions. [2019-11-28 03:53:49,731 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 35 transitions. Stem has 4 letters. Loop has 2 letters. [2019-11-28 03:53:49,733 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-28 03:53:49,733 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 35 transitions. Stem has 6 letters. Loop has 2 letters. [2019-11-28 03:53:49,733 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-28 03:53:49,734 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 35 transitions. Stem has 4 letters. Loop has 4 letters. [2019-11-28 03:53:49,734 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-28 03:53:49,735 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 38 states and 53 transitions. [2019-11-28 03:53:49,739 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2019-11-28 03:53:49,743 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 38 states to 12 states and 16 transitions. [2019-11-28 03:53:49,745 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2019-11-28 03:53:49,746 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2019-11-28 03:53:49,746 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 16 transitions. [2019-11-28 03:53:49,747 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-28 03:53:49,747 INFO L688 BuchiCegarLoop]: Abstraction has 12 states and 16 transitions. [2019-11-28 03:53:49,767 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states and 16 transitions. [2019-11-28 03:53:49,778 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 12. [2019-11-28 03:53:49,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2019-11-28 03:53:49,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 16 transitions. [2019-11-28 03:53:49,781 INFO L711 BuchiCegarLoop]: Abstraction has 12 states and 16 transitions. [2019-11-28 03:53:49,782 INFO L591 BuchiCegarLoop]: Abstraction has 12 states and 16 transitions. [2019-11-28 03:53:49,782 INFO L424 BuchiCegarLoop]: ======== Iteration 2============ [2019-11-28 03:53:49,782 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 12 states and 16 transitions. [2019-11-28 03:53:49,783 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2019-11-28 03:53:49,783 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-28 03:53:49,783 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-28 03:53:49,784 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2019-11-28 03:53:49,784 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2019-11-28 03:53:49,785 INFO L794 eck$LassoCheckResult]: Stem: 119#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 113#L-1 havoc main_#res;havoc main_#t~nondet7, main_#t~malloc8.base, main_#t~malloc8.offset, main_#t~nondet10, main_#t~post9, main_~i~1, main_#t~ret11, main_~array_size~0, main_~numbers~0.base, main_~numbers~0.offset;main_~array_size~0 := main_#t~nondet7;havoc main_#t~nondet7; 114#L529 assume !(main_~array_size~0 < 1 || main_~array_size~0 >= 536870911); 122#L529-2 call main_#t~malloc8.base, main_#t~malloc8.offset := #Ultimate.allocOnStack(4 * main_~array_size~0);main_~numbers~0.base, main_~numbers~0.offset := main_#t~malloc8.base, main_#t~malloc8.offset;main_~i~1 := 0; 115#L534-3 assume !(main_~i~1 < main_~array_size~0); 116#L534-4 sumOfThirdBytes_#in~numbers.base, sumOfThirdBytes_#in~numbers.offset, sumOfThirdBytes_#in~array_size := main_~numbers~0.base, main_~numbers~0.offset, main_~array_size~0;havoc sumOfThirdBytes_#res;havoc sumOfThirdBytes_#t~post4, sumOfThirdBytes_#t~mem5, sumOfThirdBytes_#t~post6, sumOfThirdBytes_#t~mem3, sumOfThirdBytes_#t~post2, sumOfThirdBytes_~#numbers.base, sumOfThirdBytes_~#numbers.offset, sumOfThirdBytes_~array_size, sumOfThirdBytes_~i~0, sumOfThirdBytes_~sum~0, sumOfThirdBytes_~p~0.base, sumOfThirdBytes_~p~0.offset;sumOfThirdBytes_~#numbers.base, sumOfThirdBytes_~#numbers.offset := sumOfThirdBytes_#in~numbers.base, sumOfThirdBytes_#in~numbers.offset;sumOfThirdBytes_~array_size := sumOfThirdBytes_#in~array_size;havoc sumOfThirdBytes_~i~0;havoc sumOfThirdBytes_~sum~0;havoc sumOfThirdBytes_~p~0.base, sumOfThirdBytes_~p~0.offset;sumOfThirdBytes_~sum~0 := 0;sumOfThirdBytes_~i~0 := 0; 118#L517-3 [2019-11-28 03:53:49,785 INFO L796 eck$LassoCheckResult]: Loop: 118#L517-3 assume !!(sumOfThirdBytes_~i~0 < sumOfThirdBytes_~array_size);sumOfThirdBytes_~p~0.base, sumOfThirdBytes_~p~0.offset := sumOfThirdBytes_~#numbers.base, sumOfThirdBytes_~#numbers.offset + 4 * sumOfThirdBytes_~i~0;sumOfThirdBytes_~p~0.base, sumOfThirdBytes_~p~0.offset := sumOfThirdBytes_~p~0.base, 2 + sumOfThirdBytes_~p~0.offset; 120#L520-3 call sumOfThirdBytes_#t~mem3 := read~int(sumOfThirdBytes_~p~0.base, sumOfThirdBytes_~p~0.offset, 1); 121#L520-1 assume !(sumOfThirdBytes_#t~mem3 > 0);havoc sumOfThirdBytes_#t~mem3; 117#L517-2 sumOfThirdBytes_#t~post2 := sumOfThirdBytes_~i~0;sumOfThirdBytes_~i~0 := 1 + sumOfThirdBytes_#t~post2;havoc sumOfThirdBytes_#t~post2; 118#L517-3 [2019-11-28 03:53:49,785 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 03:53:49,786 INFO L82 PathProgramCache]: Analyzing trace with hash 889568397, now seen corresponding path program 1 times [2019-11-28 03:53:49,786 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 03:53:49,786 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1995853845] [2019-11-28 03:53:49,787 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 03:53:49,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 03:53:49,858 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 03:53:49,859 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1995853845] [2019-11-28 03:53:49,859 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 03:53:49,860 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-28 03:53:49,860 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [927154857] [2019-11-28 03:53:49,864 INFO L799 eck$LassoCheckResult]: stem already infeasible [2019-11-28 03:53:49,865 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 03:53:49,865 INFO L82 PathProgramCache]: Analyzing trace with hash 1882892, now seen corresponding path program 1 times [2019-11-28 03:53:49,865 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 03:53:49,866 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [846133594] [2019-11-28 03:53:49,866 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 03:53:49,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 03:53:49,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 03:53:49,883 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 03:53:49,941 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 03:53:49,944 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-28 03:53:49,945 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-28 03:53:49,947 INFO L87 Difference]: Start difference. First operand 12 states and 16 transitions. cyclomatic complexity: 6 Second operand 4 states. [2019-11-28 03:53:49,978 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 03:53:49,979 INFO L93 Difference]: Finished difference Result 13 states and 16 transitions. [2019-11-28 03:53:49,979 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-28 03:53:49,980 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 13 states and 16 transitions. [2019-11-28 03:53:49,981 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2019-11-28 03:53:49,982 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 13 states to 13 states and 16 transitions. [2019-11-28 03:53:49,982 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2019-11-28 03:53:49,982 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2019-11-28 03:53:49,983 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 16 transitions. [2019-11-28 03:53:49,983 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-28 03:53:49,983 INFO L688 BuchiCegarLoop]: Abstraction has 13 states and 16 transitions. [2019-11-28 03:53:49,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states and 16 transitions. [2019-11-28 03:53:49,985 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 12. [2019-11-28 03:53:49,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2019-11-28 03:53:49,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 15 transitions. [2019-11-28 03:53:49,986 INFO L711 BuchiCegarLoop]: Abstraction has 12 states and 15 transitions. [2019-11-28 03:53:49,986 INFO L591 BuchiCegarLoop]: Abstraction has 12 states and 15 transitions. [2019-11-28 03:53:49,986 INFO L424 BuchiCegarLoop]: ======== Iteration 3============ [2019-11-28 03:53:49,987 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 12 states and 15 transitions. [2019-11-28 03:53:49,988 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2019-11-28 03:53:49,988 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-28 03:53:49,988 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-28 03:53:49,989 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 03:53:49,989 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2019-11-28 03:53:49,990 INFO L794 eck$LassoCheckResult]: Stem: 147#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 143#L-1 havoc main_#res;havoc main_#t~nondet7, main_#t~malloc8.base, main_#t~malloc8.offset, main_#t~nondet10, main_#t~post9, main_~i~1, main_#t~ret11, main_~array_size~0, main_~numbers~0.base, main_~numbers~0.offset;main_~array_size~0 := main_#t~nondet7;havoc main_#t~nondet7; 144#L529 assume !(main_~array_size~0 < 1 || main_~array_size~0 >= 536870911); 154#L529-2 call main_#t~malloc8.base, main_#t~malloc8.offset := #Ultimate.allocOnStack(4 * main_~array_size~0);main_~numbers~0.base, main_~numbers~0.offset := main_#t~malloc8.base, main_#t~malloc8.offset;main_~i~1 := 0; 148#L534-3 assume !!(main_~i~1 < main_~array_size~0);call write~int(main_#t~nondet10, main_~numbers~0.base, main_~numbers~0.offset + 4 * main_~i~1, 4);havoc main_#t~nondet10; 145#L534-2 main_#t~post9 := main_~i~1;main_~i~1 := 1 + main_#t~post9;havoc main_#t~post9; 146#L534-3 assume !(main_~i~1 < main_~array_size~0); 149#L534-4 sumOfThirdBytes_#in~numbers.base, sumOfThirdBytes_#in~numbers.offset, sumOfThirdBytes_#in~array_size := main_~numbers~0.base, main_~numbers~0.offset, main_~array_size~0;havoc sumOfThirdBytes_#res;havoc sumOfThirdBytes_#t~post4, sumOfThirdBytes_#t~mem5, sumOfThirdBytes_#t~post6, sumOfThirdBytes_#t~mem3, sumOfThirdBytes_#t~post2, sumOfThirdBytes_~#numbers.base, sumOfThirdBytes_~#numbers.offset, sumOfThirdBytes_~array_size, sumOfThirdBytes_~i~0, sumOfThirdBytes_~sum~0, sumOfThirdBytes_~p~0.base, sumOfThirdBytes_~p~0.offset;sumOfThirdBytes_~#numbers.base, sumOfThirdBytes_~#numbers.offset := sumOfThirdBytes_#in~numbers.base, sumOfThirdBytes_#in~numbers.offset;sumOfThirdBytes_~array_size := sumOfThirdBytes_#in~array_size;havoc sumOfThirdBytes_~i~0;havoc sumOfThirdBytes_~sum~0;havoc sumOfThirdBytes_~p~0.base, sumOfThirdBytes_~p~0.offset;sumOfThirdBytes_~sum~0 := 0;sumOfThirdBytes_~i~0 := 0; 151#L517-3 [2019-11-28 03:53:49,990 INFO L796 eck$LassoCheckResult]: Loop: 151#L517-3 assume !!(sumOfThirdBytes_~i~0 < sumOfThirdBytes_~array_size);sumOfThirdBytes_~p~0.base, sumOfThirdBytes_~p~0.offset := sumOfThirdBytes_~#numbers.base, sumOfThirdBytes_~#numbers.offset + 4 * sumOfThirdBytes_~i~0;sumOfThirdBytes_~p~0.base, sumOfThirdBytes_~p~0.offset := sumOfThirdBytes_~p~0.base, 2 + sumOfThirdBytes_~p~0.offset; 152#L520-3 call sumOfThirdBytes_#t~mem3 := read~int(sumOfThirdBytes_~p~0.base, sumOfThirdBytes_~p~0.offset, 1); 153#L520-1 assume !(sumOfThirdBytes_#t~mem3 > 0);havoc sumOfThirdBytes_#t~mem3; 150#L517-2 sumOfThirdBytes_#t~post2 := sumOfThirdBytes_~i~0;sumOfThirdBytes_~i~0 := 1 + sumOfThirdBytes_#t~post2;havoc sumOfThirdBytes_#t~post2; 151#L517-3 [2019-11-28 03:53:49,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 03:53:49,991 INFO L82 PathProgramCache]: Analyzing trace with hash 176793839, now seen corresponding path program 1 times [2019-11-28 03:53:49,991 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 03:53:49,991 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [232834098] [2019-11-28 03:53:49,992 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 03:53:50,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 03:53:50,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 03:53:50,026 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 03:53:50,027 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 03:53:50,027 INFO L82 PathProgramCache]: Analyzing trace with hash 1882892, now seen corresponding path program 2 times [2019-11-28 03:53:50,028 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 03:53:50,028 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [73366443] [2019-11-28 03:53:50,028 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 03:53:50,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 03:53:50,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 03:53:50,056 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 03:53:50,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 03:53:50,059 INFO L82 PathProgramCache]: Analyzing trace with hash -357810950, now seen corresponding path program 1 times [2019-11-28 03:53:50,060 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 03:53:50,060 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [40908478] [2019-11-28 03:53:50,061 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 03:53:50,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 03:53:50,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 03:53:50,147 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 03:53:50,400 WARN L192 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 68 [2019-11-28 03:53:50,490 INFO L210 LassoAnalysis]: Preferences: [2019-11-28 03:53:50,490 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-28 03:53:50,490 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-28 03:53:50,491 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-28 03:53:50,491 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-28 03:53:50,491 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:53:50,491 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-28 03:53:50,492 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-28 03:53:50,492 INFO L133 ssoRankerPreferences]: Filename of dumped script: stroeder2-alloca-1.i_Iteration3_Lasso [2019-11-28 03:53:50,492 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-28 03:53:50,492 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-28 03:53:50,497 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:53:50,502 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:53:50,508 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:53:50,511 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:53:50,514 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:53:50,516 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:53:50,522 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:53:50,525 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:53:50,527 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:53:50,529 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:53:50,533 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:53:50,536 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:53:50,538 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:53:50,541 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:53:50,545 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:53:50,549 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:53:50,711 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:53:50,717 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:53:51,016 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-28 03:53:51,019 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:53:51,028 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:53:51,030 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:53:51,030 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:53:51,030 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:53:51,030 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:53:51,031 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:53:51,031 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 03:53:51,031 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 03:53:51,033 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:53:51,048 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:53:51,049 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:53:51,049 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:53:51,050 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:53:51,050 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:53:51,052 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 03:53:51,052 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-28 03:53:51,056 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 03:53:51,074 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:53:51,076 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:53:51,076 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:53:51,076 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:53:51,076 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:53:51,079 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 03:53:51,079 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-28 03:53:51,083 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:53:51,099 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:53:51,101 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:53:51,101 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:53:51,102 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:53:51,102 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:53:51,102 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:53:51,103 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 03:53:51,103 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 03:53:51,105 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:53:51,123 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:53:51,124 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:53:51,125 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:53:51,125 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:53:51,125 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:53:51,125 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:53:51,126 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 03:53:51,126 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 03:53:51,129 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 03:53:51,137 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:53:51,138 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:53:51,139 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:53:51,139 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:53:51,139 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:53:51,142 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 03:53:51,142 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-28 03:53:51,148 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:53:51,163 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:53:51,165 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:53:51,165 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:53:51,165 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:53:51,166 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:53:51,166 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:53:51,167 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 03:53:51,167 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 03:53:51,171 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:53:51,183 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:53:51,185 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:53:51,185 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:53:51,185 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:53:51,185 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:53:51,185 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:53:51,187 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 03:53:51,187 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 03:53:51,188 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 03:53:51,205 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:53:51,207 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:53:51,207 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:53:51,207 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:53:51,207 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:53:51,207 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:53:51,209 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 03:53:51,209 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:53:51,211 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:53:51,226 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:53:51,228 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:53:51,228 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:53:51,229 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:53:51,230 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:53:51,232 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 03:53:51,232 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-28 03:53:51,238 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 03:53:51,248 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:53:51,250 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:53:51,251 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:53:51,252 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:53:51,252 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:53:51,252 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:53:51,253 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 03:53:51,253 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:53:51,255 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 03:53:51,268 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:53:51,270 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:53:51,271 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:53:51,271 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:53:51,271 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:53:51,271 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:53:51,272 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 03:53:51,272 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:53:51,274 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 03:53:51,285 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:53:51,287 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:53:51,287 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:53:51,287 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:53:51,287 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:53:51,287 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:53:51,288 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 03:53:51,288 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 03:53:51,290 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 03:53:51,302 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:53:51,304 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:53:51,304 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:53:51,304 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:53:51,304 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:53:51,304 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:53:51,305 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 03:53:51,305 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 03:53:51,313 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 Starting monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 03:53:51,328 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:53:51,329 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:53:51,329 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:53:51,330 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:53:51,330 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:53:51,335 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 03:53:51,336 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:53:51,342 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 03:53:51,349 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:53:51,351 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:53:51,352 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:53:51,352 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:53:51,352 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:53:51,357 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 03:53:51,357 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:53:51,367 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 03:53:51,374 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:53:51,375 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:53:51,376 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:53:51,376 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:53:51,376 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:53:51,376 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:53:51,377 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 03:53:51,377 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:53:51,379 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 03:53:51,389 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:53:51,391 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:53:51,392 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:53:51,392 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:53:51,392 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:53:51,401 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 03:53:51,401 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:53:51,421 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-11-28 03:53:51,467 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2019-11-28 03:53:51,467 INFO L444 ModelExtractionUtils]: 13 out of 40 variables were initially zero. Simplification set additionally 24 variables to zero. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:53:51,473 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-11-28 03:53:51,475 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2019-11-28 03:53:51,476 INFO L510 LassoAnalysis]: Proved termination. [2019-11-28 03:53:51,476 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_sumOfThirdBytes_~array_size, ULTIMATE.start_sumOfThirdBytes_~i~0) = 1*ULTIMATE.start_sumOfThirdBytes_~array_size - 1*ULTIMATE.start_sumOfThirdBytes_~i~0 Supporting invariants [] [2019-11-28 03:53:51,483 INFO L297 tatePredicateManager]: 1 out of 1 supporting invariants were superfluous and have been removed [2019-11-28 03:53:51,496 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 03:53:51,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 03:53:51,512 INFO L255 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-28 03:53:51,513 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 03:53:51,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 03:53:51,521 INFO L255 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 4 conjunts are in the unsatisfiable core [2019-11-28 03:53:51,522 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 03:53:51,539 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 03:53:51,540 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2019-11-28 03:53:51,540 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 12 states and 15 transitions. cyclomatic complexity: 5 Second operand 3 states. [2019-11-28 03:53:51,550 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 12 states and 15 transitions. cyclomatic complexity: 5. Second operand 3 states. Result 17 states and 22 transitions. Complement of second has 4 states. [2019-11-28 03:53:51,551 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2019-11-28 03:53:51,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2019-11-28 03:53:51,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 14 transitions. [2019-11-28 03:53:51,552 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 14 transitions. Stem has 8 letters. Loop has 4 letters. [2019-11-28 03:53:51,552 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-28 03:53:51,552 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 14 transitions. Stem has 12 letters. Loop has 4 letters. [2019-11-28 03:53:51,553 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-28 03:53:51,553 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 14 transitions. Stem has 8 letters. Loop has 8 letters. [2019-11-28 03:53:51,553 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-28 03:53:51,554 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 17 states and 22 transitions. [2019-11-28 03:53:51,555 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2019-11-28 03:53:51,556 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 17 states to 16 states and 21 transitions. [2019-11-28 03:53:51,556 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2019-11-28 03:53:51,556 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2019-11-28 03:53:51,556 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 21 transitions. [2019-11-28 03:53:51,557 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2019-11-28 03:53:51,557 INFO L688 BuchiCegarLoop]: Abstraction has 16 states and 21 transitions. [2019-11-28 03:53:51,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states and 21 transitions. [2019-11-28 03:53:51,558 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 15. [2019-11-28 03:53:51,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2019-11-28 03:53:51,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 20 transitions. [2019-11-28 03:53:51,559 INFO L711 BuchiCegarLoop]: Abstraction has 15 states and 20 transitions. [2019-11-28 03:53:51,560 INFO L591 BuchiCegarLoop]: Abstraction has 15 states and 20 transitions. [2019-11-28 03:53:51,560 INFO L424 BuchiCegarLoop]: ======== Iteration 4============ [2019-11-28 03:53:51,560 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 15 states and 20 transitions. [2019-11-28 03:53:51,561 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2019-11-28 03:53:51,561 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-28 03:53:51,561 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-28 03:53:51,562 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 03:53:51,562 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2019-11-28 03:53:51,562 INFO L794 eck$LassoCheckResult]: Stem: 238#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 232#L-1 havoc main_#res;havoc main_#t~nondet7, main_#t~malloc8.base, main_#t~malloc8.offset, main_#t~nondet10, main_#t~post9, main_~i~1, main_#t~ret11, main_~array_size~0, main_~numbers~0.base, main_~numbers~0.offset;main_~array_size~0 := main_#t~nondet7;havoc main_#t~nondet7; 233#L529 assume !(main_~array_size~0 < 1 || main_~array_size~0 >= 536870911); 246#L529-2 call main_#t~malloc8.base, main_#t~malloc8.offset := #Ultimate.allocOnStack(4 * main_~array_size~0);main_~numbers~0.base, main_~numbers~0.offset := main_#t~malloc8.base, main_#t~malloc8.offset;main_~i~1 := 0; 239#L534-3 assume !!(main_~i~1 < main_~array_size~0);call write~int(main_#t~nondet10, main_~numbers~0.base, main_~numbers~0.offset + 4 * main_~i~1, 4);havoc main_#t~nondet10; 234#L534-2 main_#t~post9 := main_~i~1;main_~i~1 := 1 + main_#t~post9;havoc main_#t~post9; 235#L534-3 assume !(main_~i~1 < main_~array_size~0); 240#L534-4 sumOfThirdBytes_#in~numbers.base, sumOfThirdBytes_#in~numbers.offset, sumOfThirdBytes_#in~array_size := main_~numbers~0.base, main_~numbers~0.offset, main_~array_size~0;havoc sumOfThirdBytes_#res;havoc sumOfThirdBytes_#t~post4, sumOfThirdBytes_#t~mem5, sumOfThirdBytes_#t~post6, sumOfThirdBytes_#t~mem3, sumOfThirdBytes_#t~post2, sumOfThirdBytes_~#numbers.base, sumOfThirdBytes_~#numbers.offset, sumOfThirdBytes_~array_size, sumOfThirdBytes_~i~0, sumOfThirdBytes_~sum~0, sumOfThirdBytes_~p~0.base, sumOfThirdBytes_~p~0.offset;sumOfThirdBytes_~#numbers.base, sumOfThirdBytes_~#numbers.offset := sumOfThirdBytes_#in~numbers.base, sumOfThirdBytes_#in~numbers.offset;sumOfThirdBytes_~array_size := sumOfThirdBytes_#in~array_size;havoc sumOfThirdBytes_~i~0;havoc sumOfThirdBytes_~sum~0;havoc sumOfThirdBytes_~p~0.base, sumOfThirdBytes_~p~0.offset;sumOfThirdBytes_~sum~0 := 0;sumOfThirdBytes_~i~0 := 0; 241#L517-3 assume !!(sumOfThirdBytes_~i~0 < sumOfThirdBytes_~array_size);sumOfThirdBytes_~p~0.base, sumOfThirdBytes_~p~0.offset := sumOfThirdBytes_~#numbers.base, sumOfThirdBytes_~#numbers.offset + 4 * sumOfThirdBytes_~i~0;sumOfThirdBytes_~p~0.base, sumOfThirdBytes_~p~0.offset := sumOfThirdBytes_~p~0.base, 2 + sumOfThirdBytes_~p~0.offset; 243#L520-3 [2019-11-28 03:53:51,563 INFO L796 eck$LassoCheckResult]: Loop: 243#L520-3 call sumOfThirdBytes_#t~mem3 := read~int(sumOfThirdBytes_~p~0.base, sumOfThirdBytes_~p~0.offset, 1); 244#L520-1 assume !!(sumOfThirdBytes_#t~mem3 > 0);havoc sumOfThirdBytes_#t~mem3;sumOfThirdBytes_#t~post4 := sumOfThirdBytes_~sum~0;sumOfThirdBytes_~sum~0 := 1 + sumOfThirdBytes_#t~post4;havoc sumOfThirdBytes_#t~post4;call sumOfThirdBytes_#t~mem5 := read~int(sumOfThirdBytes_~p~0.base, sumOfThirdBytes_~p~0.offset, 1);sumOfThirdBytes_#t~post6 := sumOfThirdBytes_#t~mem5;call write~int(sumOfThirdBytes_#t~post6 - 1, sumOfThirdBytes_~p~0.base, sumOfThirdBytes_~p~0.offset, 1);havoc sumOfThirdBytes_#t~mem5;havoc sumOfThirdBytes_#t~post6; 243#L520-3 [2019-11-28 03:53:51,563 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 03:53:51,563 INFO L82 PathProgramCache]: Analyzing trace with hash 1185641744, now seen corresponding path program 1 times [2019-11-28 03:53:51,564 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 03:53:51,564 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [977526938] [2019-11-28 03:53:51,564 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 03:53:51,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 03:53:51,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 03:53:51,590 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 03:53:51,591 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 03:53:51,591 INFO L82 PathProgramCache]: Analyzing trace with hash 2118, now seen corresponding path program 1 times [2019-11-28 03:53:51,591 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 03:53:51,592 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1436352453] [2019-11-28 03:53:51,592 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 03:53:51,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 03:53:51,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 03:53:51,607 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 03:53:51,609 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 03:53:51,609 INFO L82 PathProgramCache]: Analyzing trace with hash 1235383701, now seen corresponding path program 1 times [2019-11-28 03:53:51,610 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 03:53:51,611 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1535531350] [2019-11-28 03:53:51,611 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 03:53:51,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 03:53:51,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 03:53:51,644 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 03:53:51,871 WARN L192 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 75 [2019-11-28 03:53:51,960 INFO L210 LassoAnalysis]: Preferences: [2019-11-28 03:53:51,960 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-28 03:53:51,960 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-28 03:53:51,960 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-28 03:53:51,960 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-28 03:53:51,960 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:53:51,961 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-28 03:53:51,961 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-28 03:53:51,961 INFO L133 ssoRankerPreferences]: Filename of dumped script: stroeder2-alloca-1.i_Iteration4_Lasso [2019-11-28 03:53:51,961 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-28 03:53:51,961 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-28 03:53:51,971 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:53:51,973 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:53:51,976 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:53:51,979 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:53:51,981 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:53:51,983 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:53:51,986 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:53:51,990 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:53:51,992 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:53:51,994 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:53:51,998 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:53:52,000 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:53:52,013 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:53:52,017 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:53:52,019 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:53:52,022 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:53:52,025 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:53:52,173 WARN L192 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 54 [2019-11-28 03:53:52,196 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:53:52,555 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-28 03:53:52,557 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 03:53:52,565 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:53:52,567 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:53:52,568 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:53:52,568 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:53:52,568 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:53:52,569 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:53:52,570 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 03:53:52,570 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:53:52,573 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 03:53:52,582 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:53:52,584 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:53:52,584 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts Waiting until toolchain timeout for monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:53:52,585 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:53:52,585 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:53:52,587 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 03:53:52,587 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-28 03:53:52,594 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 03:53:52,601 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:53:52,603 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:53:52,604 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:53:52,604 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:53:52,604 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:53:52,604 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:53:52,606 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 03:53:52,606 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:53:52,608 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 03:53:52,617 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:53:52,619 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:53:52,619 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:53:52,619 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:53:52,619 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:53:52,620 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:53:52,620 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 03:53:52,620 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:53:52,622 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 03:53:52,630 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:53:52,632 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:53:52,632 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:53:52,632 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:53:52,632 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:53:52,632 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:53:52,633 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 03:53:52,633 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:53:52,635 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 03:53:52,642 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:53:52,644 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:53:52,644 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:53:52,644 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:53:52,644 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:53:52,644 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:53:52,645 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 03:53:52,645 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:53:52,647 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 03:53:52,658 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:53:52,660 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:53:52,660 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:53:52,660 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:53:52,661 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:53:52,662 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 03:53:52,662 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:53:52,673 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 03:53:52,680 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:53:52,682 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:53:52,683 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:53:52,683 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:53:52,683 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:53:52,683 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:53:52,684 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 03:53:52,684 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:53:52,686 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 37 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 03:53:52,721 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:53:52,723 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:53:52,723 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:53:52,724 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:53:52,724 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:53:52,724 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:53:52,725 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 03:53:52,725 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 37 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:53:52,728 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 38 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 03:53:52,735 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:53:52,737 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:53:52,737 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:53:52,737 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:53:52,737 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:53:52,739 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 03:53:52,740 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 38 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:53:52,748 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 39 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 03:53:52,757 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:53:52,759 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:53:52,759 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:53:52,759 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:53:52,759 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:53:52,759 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:53:52,760 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 03:53:52,760 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 39 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:53:52,762 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 03:53:52,769 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:53:52,771 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:53:52,771 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:53:52,771 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:53:52,771 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:53:52,773 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 03:53:52,773 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:53:52,779 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 41 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 41 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:53:52,793 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:53:52,795 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:53:52,795 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:53:52,795 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:53:52,795 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:53:52,797 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 03:53:52,797 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-28 03:53:52,800 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 42 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 03:53:52,811 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:53:52,814 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:53:52,815 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:53:52,815 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:53:52,815 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:53:52,815 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:53:52,816 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 03:53:52,816 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 42 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:53:52,818 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 43 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 43 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:53:52,826 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:53:52,828 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:53:52,828 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:53:52,828 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:53:52,828 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:53:52,829 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:53:52,829 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 03:53:52,830 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 03:53:52,831 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 44 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 44 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:53:52,838 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:53:52,839 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:53:52,840 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:53:52,840 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:53:52,840 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:53:52,841 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 03:53:52,841 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-28 03:53:52,845 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 45 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 45 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:53:52,852 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:53:52,853 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:53:52,854 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:53:52,854 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:53:52,854 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:53:52,856 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 03:53:52,857 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-28 03:53:52,863 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 46 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 03:53:52,874 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:53:52,876 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:53:52,876 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:53:52,876 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:53:52,876 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:53:52,880 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 03:53:52,880 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 46 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:53:52,890 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 47 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 03:53:52,897 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:53:52,898 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:53:52,899 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:53:52,899 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:53:52,899 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:53:52,899 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:53:52,900 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 03:53:52,900 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 47 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:53:52,903 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-11-28 03:53:52,909 INFO L443 ModelExtractionUtils]: Simplification made 2 calls to the SMT solver. [2019-11-28 03:53:52,909 INFO L444 ModelExtractionUtils]: 1 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 48 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 03:53:52,918 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-11-28 03:53:52,918 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2019-11-28 03:53:52,918 INFO L510 LassoAnalysis]: Proved termination. [2019-11-28 03:53:52,919 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_sumOfThirdBytes_~p~0.base) ULTIMATE.start_sumOfThirdBytes_~p~0.offset)_2) = 1*v_rep(select (select #memory_int ULTIMATE.start_sumOfThirdBytes_~p~0.base) ULTIMATE.start_sumOfThirdBytes_~p~0.offset)_2 Supporting invariants [] Waiting until toolchain timeout for monitored process 48 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:53:52,935 INFO L297 tatePredicateManager]: 5 out of 5 supporting invariants were superfluous and have been removed [2019-11-28 03:53:52,937 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 03:53:52,949 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 03:53:52,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 03:53:52,976 INFO L255 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-28 03:53:52,976 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 03:53:52,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 03:53:52,984 INFO L255 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 5 conjunts are in the unsatisfiable core [2019-11-28 03:53:52,984 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 03:53:52,995 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 03:53:52,996 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2019-11-28 03:53:52,996 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 15 states and 20 transitions. cyclomatic complexity: 8 Second operand 3 states. [2019-11-28 03:53:53,013 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 15 states and 20 transitions. cyclomatic complexity: 8. Second operand 3 states. Result 26 states and 34 transitions. Complement of second has 7 states. [2019-11-28 03:53:53,014 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2019-11-28 03:53:53,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2019-11-28 03:53:53,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 14 transitions. [2019-11-28 03:53:53,015 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 14 transitions. Stem has 9 letters. Loop has 2 letters. [2019-11-28 03:53:53,015 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-28 03:53:53,015 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 14 transitions. Stem has 11 letters. Loop has 2 letters. [2019-11-28 03:53:53,015 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-28 03:53:53,016 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 14 transitions. Stem has 9 letters. Loop has 4 letters. [2019-11-28 03:53:53,016 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-28 03:53:53,016 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 26 states and 34 transitions. [2019-11-28 03:53:53,017 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2019-11-28 03:53:53,018 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 26 states to 20 states and 26 transitions. [2019-11-28 03:53:53,018 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2019-11-28 03:53:53,018 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 9 [2019-11-28 03:53:53,018 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 26 transitions. [2019-11-28 03:53:53,019 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2019-11-28 03:53:53,019 INFO L688 BuchiCegarLoop]: Abstraction has 20 states and 26 transitions. [2019-11-28 03:53:53,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states and 26 transitions. [2019-11-28 03:53:53,021 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 18. [2019-11-28 03:53:53,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2019-11-28 03:53:53,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 23 transitions. [2019-11-28 03:53:53,022 INFO L711 BuchiCegarLoop]: Abstraction has 18 states and 23 transitions. [2019-11-28 03:53:53,022 INFO L591 BuchiCegarLoop]: Abstraction has 18 states and 23 transitions. [2019-11-28 03:53:53,022 INFO L424 BuchiCegarLoop]: ======== Iteration 5============ [2019-11-28 03:53:53,023 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 18 states and 23 transitions. [2019-11-28 03:53:53,023 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2019-11-28 03:53:53,024 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-28 03:53:53,024 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-28 03:53:53,024 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 03:53:53,024 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2019-11-28 03:53:53,025 INFO L794 eck$LassoCheckResult]: Stem: 356#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 350#L-1 havoc main_#res;havoc main_#t~nondet7, main_#t~malloc8.base, main_#t~malloc8.offset, main_#t~nondet10, main_#t~post9, main_~i~1, main_#t~ret11, main_~array_size~0, main_~numbers~0.base, main_~numbers~0.offset;main_~array_size~0 := main_#t~nondet7;havoc main_#t~nondet7; 351#L529 assume !(main_~array_size~0 < 1 || main_~array_size~0 >= 536870911); 365#L529-2 call main_#t~malloc8.base, main_#t~malloc8.offset := #Ultimate.allocOnStack(4 * main_~array_size~0);main_~numbers~0.base, main_~numbers~0.offset := main_#t~malloc8.base, main_#t~malloc8.offset;main_~i~1 := 0; 357#L534-3 assume !!(main_~i~1 < main_~array_size~0);call write~int(main_#t~nondet10, main_~numbers~0.base, main_~numbers~0.offset + 4 * main_~i~1, 4);havoc main_#t~nondet10; 352#L534-2 main_#t~post9 := main_~i~1;main_~i~1 := 1 + main_#t~post9;havoc main_#t~post9; 353#L534-3 assume !(main_~i~1 < main_~array_size~0); 358#L534-4 sumOfThirdBytes_#in~numbers.base, sumOfThirdBytes_#in~numbers.offset, sumOfThirdBytes_#in~array_size := main_~numbers~0.base, main_~numbers~0.offset, main_~array_size~0;havoc sumOfThirdBytes_#res;havoc sumOfThirdBytes_#t~post4, sumOfThirdBytes_#t~mem5, sumOfThirdBytes_#t~post6, sumOfThirdBytes_#t~mem3, sumOfThirdBytes_#t~post2, sumOfThirdBytes_~#numbers.base, sumOfThirdBytes_~#numbers.offset, sumOfThirdBytes_~array_size, sumOfThirdBytes_~i~0, sumOfThirdBytes_~sum~0, sumOfThirdBytes_~p~0.base, sumOfThirdBytes_~p~0.offset;sumOfThirdBytes_~#numbers.base, sumOfThirdBytes_~#numbers.offset := sumOfThirdBytes_#in~numbers.base, sumOfThirdBytes_#in~numbers.offset;sumOfThirdBytes_~array_size := sumOfThirdBytes_#in~array_size;havoc sumOfThirdBytes_~i~0;havoc sumOfThirdBytes_~sum~0;havoc sumOfThirdBytes_~p~0.base, sumOfThirdBytes_~p~0.offset;sumOfThirdBytes_~sum~0 := 0;sumOfThirdBytes_~i~0 := 0; 359#L517-3 assume !!(sumOfThirdBytes_~i~0 < sumOfThirdBytes_~array_size);sumOfThirdBytes_~p~0.base, sumOfThirdBytes_~p~0.offset := sumOfThirdBytes_~#numbers.base, sumOfThirdBytes_~#numbers.offset + 4 * sumOfThirdBytes_~i~0;sumOfThirdBytes_~p~0.base, sumOfThirdBytes_~p~0.offset := sumOfThirdBytes_~p~0.base, 2 + sumOfThirdBytes_~p~0.offset; 360#L520-3 call sumOfThirdBytes_#t~mem3 := read~int(sumOfThirdBytes_~p~0.base, sumOfThirdBytes_~p~0.offset, 1); 367#L520-1 assume !(sumOfThirdBytes_#t~mem3 > 0);havoc sumOfThirdBytes_#t~mem3; 354#L517-2 sumOfThirdBytes_#t~post2 := sumOfThirdBytes_~i~0;sumOfThirdBytes_~i~0 := 1 + sumOfThirdBytes_#t~post2;havoc sumOfThirdBytes_#t~post2; 355#L517-3 assume !!(sumOfThirdBytes_~i~0 < sumOfThirdBytes_~array_size);sumOfThirdBytes_~p~0.base, sumOfThirdBytes_~p~0.offset := sumOfThirdBytes_~#numbers.base, sumOfThirdBytes_~#numbers.offset + 4 * sumOfThirdBytes_~i~0;sumOfThirdBytes_~p~0.base, sumOfThirdBytes_~p~0.offset := sumOfThirdBytes_~p~0.base, 2 + sumOfThirdBytes_~p~0.offset; 362#L520-3 [2019-11-28 03:53:53,025 INFO L796 eck$LassoCheckResult]: Loop: 362#L520-3 call sumOfThirdBytes_#t~mem3 := read~int(sumOfThirdBytes_~p~0.base, sumOfThirdBytes_~p~0.offset, 1); 363#L520-1 assume !!(sumOfThirdBytes_#t~mem3 > 0);havoc sumOfThirdBytes_#t~mem3;sumOfThirdBytes_#t~post4 := sumOfThirdBytes_~sum~0;sumOfThirdBytes_~sum~0 := 1 + sumOfThirdBytes_#t~post4;havoc sumOfThirdBytes_#t~post4;call sumOfThirdBytes_#t~mem5 := read~int(sumOfThirdBytes_~p~0.base, sumOfThirdBytes_~p~0.offset, 1);sumOfThirdBytes_#t~post6 := sumOfThirdBytes_#t~mem5;call write~int(sumOfThirdBytes_#t~post6 - 1, sumOfThirdBytes_~p~0.base, sumOfThirdBytes_~p~0.offset, 1);havoc sumOfThirdBytes_#t~mem5;havoc sumOfThirdBytes_#t~post6; 362#L520-3 [2019-11-28 03:53:53,025 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 03:53:53,025 INFO L82 PathProgramCache]: Analyzing trace with hash 1792762469, now seen corresponding path program 2 times [2019-11-28 03:53:53,026 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 03:53:53,026 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1143087960] [2019-11-28 03:53:53,026 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 03:53:53,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 03:53:53,161 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 03:53:53,162 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1143087960] [2019-11-28 03:53:53,162 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [507571163] [2019-11-28 03:53:53,162 INFO L92 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 49 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 49 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-28 03:53:53,209 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2019-11-28 03:53:53,209 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-11-28 03:53:53,210 INFO L255 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 8 conjunts are in the unsatisfiable core [2019-11-28 03:53:53,211 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 03:53:53,311 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 03:53:53,311 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-28 03:53:53,311 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 6] total 13 [2019-11-28 03:53:53,311 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1404871388] [2019-11-28 03:53:53,312 INFO L799 eck$LassoCheckResult]: stem already infeasible [2019-11-28 03:53:53,312 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 03:53:53,312 INFO L82 PathProgramCache]: Analyzing trace with hash 2118, now seen corresponding path program 2 times [2019-11-28 03:53:53,312 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 03:53:53,312 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [365030403] [2019-11-28 03:53:53,315 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 03:53:53,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 03:53:53,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 03:53:53,336 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 03:53:53,370 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 03:53:53,370 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2019-11-28 03:53:53,371 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2019-11-28 03:53:53,371 INFO L87 Difference]: Start difference. First operand 18 states and 23 transitions. cyclomatic complexity: 9 Second operand 14 states. [2019-11-28 03:53:53,627 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 03:53:53,627 INFO L93 Difference]: Finished difference Result 32 states and 39 transitions. [2019-11-28 03:53:53,627 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-11-28 03:53:53,628 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 32 states and 39 transitions. [2019-11-28 03:53:53,629 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2019-11-28 03:53:53,630 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 32 states to 21 states and 25 transitions. [2019-11-28 03:53:53,630 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2019-11-28 03:53:53,630 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 9 [2019-11-28 03:53:53,636 INFO L73 IsDeterministic]: Start isDeterministic. Operand 21 states and 25 transitions. [2019-11-28 03:53:53,636 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2019-11-28 03:53:53,636 INFO L688 BuchiCegarLoop]: Abstraction has 21 states and 25 transitions. [2019-11-28 03:53:53,636 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states and 25 transitions. [2019-11-28 03:53:53,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 20. [2019-11-28 03:53:53,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2019-11-28 03:53:53,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 24 transitions. [2019-11-28 03:53:53,641 INFO L711 BuchiCegarLoop]: Abstraction has 20 states and 24 transitions. [2019-11-28 03:53:53,641 INFO L591 BuchiCegarLoop]: Abstraction has 20 states and 24 transitions. [2019-11-28 03:53:53,641 INFO L424 BuchiCegarLoop]: ======== Iteration 6============ [2019-11-28 03:53:53,641 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 20 states and 24 transitions. [2019-11-28 03:53:53,642 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2019-11-28 03:53:53,642 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-28 03:53:53,642 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-28 03:53:53,643 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 03:53:53,643 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2019-11-28 03:53:53,643 INFO L794 eck$LassoCheckResult]: Stem: 467#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 463#L-1 havoc main_#res;havoc main_#t~nondet7, main_#t~malloc8.base, main_#t~malloc8.offset, main_#t~nondet10, main_#t~post9, main_~i~1, main_#t~ret11, main_~array_size~0, main_~numbers~0.base, main_~numbers~0.offset;main_~array_size~0 := main_#t~nondet7;havoc main_#t~nondet7; 464#L529 assume !(main_~array_size~0 < 1 || main_~array_size~0 >= 536870911); 479#L529-2 call main_#t~malloc8.base, main_#t~malloc8.offset := #Ultimate.allocOnStack(4 * main_~array_size~0);main_~numbers~0.base, main_~numbers~0.offset := main_#t~malloc8.base, main_#t~malloc8.offset;main_~i~1 := 0; 470#L534-3 assume !!(main_~i~1 < main_~array_size~0);call write~int(main_#t~nondet10, main_~numbers~0.base, main_~numbers~0.offset + 4 * main_~i~1, 4);havoc main_#t~nondet10; 465#L534-2 main_#t~post9 := main_~i~1;main_~i~1 := 1 + main_#t~post9;havoc main_#t~post9; 466#L534-3 assume !!(main_~i~1 < main_~array_size~0);call write~int(main_#t~nondet10, main_~numbers~0.base, main_~numbers~0.offset + 4 * main_~i~1, 4);havoc main_#t~nondet10; 471#L534-2 main_#t~post9 := main_~i~1;main_~i~1 := 1 + main_#t~post9;havoc main_#t~post9; 482#L534-3 assume !(main_~i~1 < main_~array_size~0); 476#L534-4 sumOfThirdBytes_#in~numbers.base, sumOfThirdBytes_#in~numbers.offset, sumOfThirdBytes_#in~array_size := main_~numbers~0.base, main_~numbers~0.offset, main_~array_size~0;havoc sumOfThirdBytes_#res;havoc sumOfThirdBytes_#t~post4, sumOfThirdBytes_#t~mem5, sumOfThirdBytes_#t~post6, sumOfThirdBytes_#t~mem3, sumOfThirdBytes_#t~post2, sumOfThirdBytes_~#numbers.base, sumOfThirdBytes_~#numbers.offset, sumOfThirdBytes_~array_size, sumOfThirdBytes_~i~0, sumOfThirdBytes_~sum~0, sumOfThirdBytes_~p~0.base, sumOfThirdBytes_~p~0.offset;sumOfThirdBytes_~#numbers.base, sumOfThirdBytes_~#numbers.offset := sumOfThirdBytes_#in~numbers.base, sumOfThirdBytes_#in~numbers.offset;sumOfThirdBytes_~array_size := sumOfThirdBytes_#in~array_size;havoc sumOfThirdBytes_~i~0;havoc sumOfThirdBytes_~sum~0;havoc sumOfThirdBytes_~p~0.base, sumOfThirdBytes_~p~0.offset;sumOfThirdBytes_~sum~0 := 0;sumOfThirdBytes_~i~0 := 0; 472#L517-3 assume !!(sumOfThirdBytes_~i~0 < sumOfThirdBytes_~array_size);sumOfThirdBytes_~p~0.base, sumOfThirdBytes_~p~0.offset := sumOfThirdBytes_~#numbers.base, sumOfThirdBytes_~#numbers.offset + 4 * sumOfThirdBytes_~i~0;sumOfThirdBytes_~p~0.base, sumOfThirdBytes_~p~0.offset := sumOfThirdBytes_~p~0.base, 2 + sumOfThirdBytes_~p~0.offset; 473#L520-3 call sumOfThirdBytes_#t~mem3 := read~int(sumOfThirdBytes_~p~0.base, sumOfThirdBytes_~p~0.offset, 1); 481#L520-1 assume !(sumOfThirdBytes_#t~mem3 > 0);havoc sumOfThirdBytes_#t~mem3; 468#L517-2 sumOfThirdBytes_#t~post2 := sumOfThirdBytes_~i~0;sumOfThirdBytes_~i~0 := 1 + sumOfThirdBytes_#t~post2;havoc sumOfThirdBytes_#t~post2; 469#L517-3 assume !!(sumOfThirdBytes_~i~0 < sumOfThirdBytes_~array_size);sumOfThirdBytes_~p~0.base, sumOfThirdBytes_~p~0.offset := sumOfThirdBytes_~#numbers.base, sumOfThirdBytes_~#numbers.offset + 4 * sumOfThirdBytes_~i~0;sumOfThirdBytes_~p~0.base, sumOfThirdBytes_~p~0.offset := sumOfThirdBytes_~p~0.base, 2 + sumOfThirdBytes_~p~0.offset; 475#L520-3 [2019-11-28 03:53:53,643 INFO L796 eck$LassoCheckResult]: Loop: 475#L520-3 call sumOfThirdBytes_#t~mem3 := read~int(sumOfThirdBytes_~p~0.base, sumOfThirdBytes_~p~0.offset, 1); 477#L520-1 assume !!(sumOfThirdBytes_#t~mem3 > 0);havoc sumOfThirdBytes_#t~mem3;sumOfThirdBytes_#t~post4 := sumOfThirdBytes_~sum~0;sumOfThirdBytes_~sum~0 := 1 + sumOfThirdBytes_#t~post4;havoc sumOfThirdBytes_#t~post4;call sumOfThirdBytes_#t~mem5 := read~int(sumOfThirdBytes_~p~0.base, sumOfThirdBytes_~p~0.offset, 1);sumOfThirdBytes_#t~post6 := sumOfThirdBytes_#t~mem5;call write~int(sumOfThirdBytes_#t~post6 - 1, sumOfThirdBytes_~p~0.base, sumOfThirdBytes_~p~0.offset, 1);havoc sumOfThirdBytes_#t~mem5;havoc sumOfThirdBytes_#t~post6; 475#L520-3 [2019-11-28 03:53:53,643 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 03:53:53,644 INFO L82 PathProgramCache]: Analyzing trace with hash 1166615491, now seen corresponding path program 3 times [2019-11-28 03:53:53,644 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 03:53:53,644 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1509775764] [2019-11-28 03:53:53,644 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 03:53:53,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 03:53:53,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 03:53:53,674 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 03:53:53,675 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 03:53:53,675 INFO L82 PathProgramCache]: Analyzing trace with hash 2118, now seen corresponding path program 3 times [2019-11-28 03:53:53,676 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 03:53:53,676 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1327107318] [2019-11-28 03:53:53,676 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 03:53:53,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 03:53:53,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 03:53:53,684 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 03:53:53,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 03:53:53,685 INFO L82 PathProgramCache]: Analyzing trace with hash 131023752, now seen corresponding path program 1 times [2019-11-28 03:53:53,685 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 03:53:53,686 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [170960770] [2019-11-28 03:53:53,686 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 03:53:53,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 03:53:53,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 03:53:53,718 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 03:53:54,063 WARN L192 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 101 [2019-11-28 03:53:54,178 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2019-11-28 03:53:54,180 INFO L210 LassoAnalysis]: Preferences: [2019-11-28 03:53:54,180 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-28 03:53:54,180 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-28 03:53:54,181 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-28 03:53:54,181 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-28 03:53:54,181 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:53:54,181 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-28 03:53:54,181 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-28 03:53:54,181 INFO L133 ssoRankerPreferences]: Filename of dumped script: stroeder2-alloca-1.i_Iteration6_Lasso [2019-11-28 03:53:54,181 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-28 03:53:54,181 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-28 03:53:54,185 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:53:54,187 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:53:54,315 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 53 [2019-11-28 03:53:54,342 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:53:54,347 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:53:54,350 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:53:54,352 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:53:54,356 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:53:54,359 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:53:54,361 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:53:54,363 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:53:54,365 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:53:54,366 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:53:54,369 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:53:54,371 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:53:54,373 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:53:54,376 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:53:54,378 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:53:54,379 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:53:54,563 WARN L192 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 43 [2019-11-28 03:53:54,815 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-28 03:53:54,816 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 50 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 50 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:53:54,822 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:53:54,824 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:53:54,824 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:53:54,825 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:53:54,825 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:53:54,825 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:53:54,826 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 03:53:54,826 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 03:53:54,827 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 51 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 51 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:53:54,834 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:53:54,835 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:53:54,835 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:53:54,835 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:53:54,836 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:53:54,845 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 03:53:54,845 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-28 03:53:54,860 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 52 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 03:53:54,867 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:53:54,869 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:53:54,869 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:53:54,869 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:53:54,870 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:53:54,870 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:53:54,871 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 03:53:54,871 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 52 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:53:54,874 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-11-28 03:53:54,877 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2019-11-28 03:53:54,877 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 53 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 03:53:54,883 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-11-28 03:53:54,883 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2019-11-28 03:53:54,883 INFO L510 LassoAnalysis]: Proved termination. [2019-11-28 03:53:54,884 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_sumOfThirdBytes_~p~0.base) ULTIMATE.start_sumOfThirdBytes_~p~0.offset)_3) = 1*v_rep(select (select #memory_int ULTIMATE.start_sumOfThirdBytes_~p~0.base) ULTIMATE.start_sumOfThirdBytes_~p~0.offset)_3 Supporting invariants [] Waiting until toolchain timeout for monitored process 53 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:53:54,901 INFO L297 tatePredicateManager]: 5 out of 5 supporting invariants were superfluous and have been removed [2019-11-28 03:53:54,902 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 03:53:54,913 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 03:53:54,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 03:53:54,935 INFO L255 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-28 03:53:54,937 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 03:53:54,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 03:53:54,944 INFO L255 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 5 conjunts are in the unsatisfiable core [2019-11-28 03:53:54,945 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 03:53:54,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 03:53:54,966 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2019-11-28 03:53:54,966 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 20 states and 24 transitions. cyclomatic complexity: 8 Second operand 3 states. [2019-11-28 03:53:54,989 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 20 states and 24 transitions. cyclomatic complexity: 8. Second operand 3 states. Result 26 states and 31 transitions. Complement of second has 7 states. [2019-11-28 03:53:54,990 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2019-11-28 03:53:54,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2019-11-28 03:53:54,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 13 transitions. [2019-11-28 03:53:54,991 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 13 transitions. Stem has 15 letters. Loop has 2 letters. [2019-11-28 03:53:54,991 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-28 03:53:54,991 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2019-11-28 03:53:55,007 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 03:53:55,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 03:53:55,024 INFO L255 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-28 03:53:55,025 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 03:53:55,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 03:53:55,033 INFO L255 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 5 conjunts are in the unsatisfiable core [2019-11-28 03:53:55,033 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 03:53:55,050 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 03:53:55,050 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 2 loop predicates [2019-11-28 03:53:55,051 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 20 states and 24 transitions. cyclomatic complexity: 8 Second operand 3 states. [2019-11-28 03:53:55,065 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 20 states and 24 transitions. cyclomatic complexity: 8. Second operand 3 states. Result 26 states and 31 transitions. Complement of second has 7 states. [2019-11-28 03:53:55,066 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2019-11-28 03:53:55,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2019-11-28 03:53:55,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 13 transitions. [2019-11-28 03:53:55,067 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 13 transitions. Stem has 15 letters. Loop has 2 letters. [2019-11-28 03:53:55,067 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-28 03:53:55,067 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2019-11-28 03:53:55,087 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 03:53:55,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 03:53:55,104 INFO L255 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-28 03:53:55,106 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 03:53:55,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 03:53:55,122 INFO L255 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 5 conjunts are in the unsatisfiable core [2019-11-28 03:53:55,123 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 03:53:55,139 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 03:53:55,139 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2019-11-28 03:53:55,139 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 20 states and 24 transitions. cyclomatic complexity: 8 Second operand 3 states. [2019-11-28 03:53:55,159 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 20 states and 24 transitions. cyclomatic complexity: 8. Second operand 3 states. Result 27 states and 33 transitions. Complement of second has 6 states. [2019-11-28 03:53:55,160 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2019-11-28 03:53:55,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2019-11-28 03:53:55,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 18 transitions. [2019-11-28 03:53:55,161 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 15 letters. Loop has 2 letters. [2019-11-28 03:53:55,162 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-28 03:53:55,162 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 17 letters. Loop has 2 letters. [2019-11-28 03:53:55,162 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-28 03:53:55,162 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 15 letters. Loop has 4 letters. [2019-11-28 03:53:55,163 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-28 03:53:55,164 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 27 states and 33 transitions. [2019-11-28 03:53:55,165 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-11-28 03:53:55,165 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 27 states to 0 states and 0 transitions. [2019-11-28 03:53:55,165 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2019-11-28 03:53:55,165 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2019-11-28 03:53:55,165 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2019-11-28 03:53:55,165 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-28 03:53:55,166 INFO L688 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-28 03:53:55,171 INFO L711 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-28 03:53:55,171 INFO L591 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-28 03:53:55,171 INFO L424 BuchiCegarLoop]: ======== Iteration 7============ [2019-11-28 03:53:55,171 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2019-11-28 03:53:55,171 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-11-28 03:53:55,171 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2019-11-28 03:53:55,179 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.11 03:53:55 BoogieIcfgContainer [2019-11-28 03:53:55,179 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-11-28 03:53:55,181 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-28 03:53:55,181 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-28 03:53:55,182 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-28 03:53:55,182 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:53:47" (3/4) ... [2019-11-28 03:53:55,186 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-28 03:53:55,186 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-28 03:53:55,195 INFO L168 Benchmark]: Toolchain (without parser) took 8398.70 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 303.6 MB). Free memory was 961.7 MB in the beginning and 870.1 MB in the end (delta: 91.6 MB). Peak memory consumption was 395.2 MB. Max. memory is 11.5 GB. [2019-11-28 03:53:55,200 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 03:53:55,201 INFO L168 Benchmark]: CACSL2BoogieTranslator took 624.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 956.3 MB in the beginning and 1.1 GB in the end (delta: -166.9 MB). Peak memory consumption was 15.1 MB. Max. memory is 11.5 GB. [2019-11-28 03:53:55,202 INFO L168 Benchmark]: Boogie Procedure Inliner took 54.04 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. [2019-11-28 03:53:55,204 INFO L168 Benchmark]: Boogie Preprocessor took 33.89 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 03:53:55,205 INFO L168 Benchmark]: RCFGBuilder took 432.54 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 18.1 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. [2019-11-28 03:53:55,205 INFO L168 Benchmark]: BuchiAutomizer took 7242.25 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 162.5 MB). Free memory was 1.1 GB in the beginning and 870.1 MB in the end (delta: 228.5 MB). Peak memory consumption was 391.1 MB. Max. memory is 11.5 GB. [2019-11-28 03:53:55,206 INFO L168 Benchmark]: Witness Printer took 5.58 ms. Allocated memory is still 1.3 GB. Free memory is still 870.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 03:53:55,211 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 624.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 956.3 MB in the beginning and 1.1 GB in the end (delta: -166.9 MB). Peak memory consumption was 15.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 54.04 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 33.89 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 432.54 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 18.1 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 7242.25 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 162.5 MB). Free memory was 1.1 GB in the beginning and 870.1 MB in the end (delta: 228.5 MB). Peak memory consumption was 391.1 MB. Max. memory is 11.5 GB. * Witness Printer took 5.58 ms. Allocated memory is still 1.3 GB. Free memory is still 870.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 6 terminating modules (2 trivial, 3 deterministic, 1 nondeterministic). One deterministic module has affine ranking function -1 * i + array_size and consists of 5 locations. One deterministic module has affine ranking function array_size + -1 * i and consists of 3 locations. One deterministic module has affine ranking function unknown-#memory_int-unknown[p][p] and consists of 4 locations. One nondeterministic module has affine ranking function unknown-#memory_int-unknown[p][p] and consists of 4 locations. 2 modules have a trivial ranking function, the largest among these consists of 14 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 7.1s and 7 iterations. TraceHistogramMax:2. Analysis of lassos took 6.0s. Construction of modules took 0.1s. Büchi inclusion checks took 0.7s. Highest rank in rank-based complementation 3. Minimization of det autom 3. Minimization of nondet autom 3. Automata minimization 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 5 StatesRemovedByMinimization, 4 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 20 states and ocurred in iteration 5. Nontrivial modules had stage [3, 0, 1, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 90 SDtfs, 121 SDslu, 100 SDs, 0 SdLazy, 142 SolverSat, 33 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU2 SILI0 SILT0 lasso4 LassoPreprocessingBenchmarks: Lassos: inital140 mio100 ax113 hnf99 lsp81 ukn78 mio100 lsp59 div100 bol100 ite100 ukn100 eq183 hnf90 smp96 dnf100 smp100 tf100 neg100 sie103 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 23ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...