./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-3.1-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 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/ldv-memsafety-bitfields/test-bitfields-3.1-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 72da1f6907bc4b842c40cca6c3dd762e325d6dec ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-30f4e4a [2019-11-28 03:54:42,598 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 03:54:42,601 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 03:54:42,619 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 03:54:42,620 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 03:54:42,622 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 03:54:42,624 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 03:54:42,634 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 03:54:42,639 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 03:54:42,643 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 03:54:42,644 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 03:54:42,647 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 03:54:42,647 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 03:54:42,651 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 03:54:42,652 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 03:54:42,653 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 03:54:42,655 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 03:54:42,656 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 03:54:42,659 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 03:54:42,663 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 03:54:42,667 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 03:54:42,673 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 03:54:42,674 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 03:54:42,676 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 03:54:42,681 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 03:54:42,681 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 03:54:42,682 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 03:54:42,684 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 03:54:42,684 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 03:54:42,685 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 03:54:42,685 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 03:54:42,686 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 03:54:42,687 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 03:54:42,688 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 03:54:42,690 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 03:54:42,690 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 03:54:42,692 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 03:54:42,692 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 03:54:42,692 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 03:54:42,693 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 03:54:42,695 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 03:54:42,696 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-11-28 03:54:42,732 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 03:54:42,733 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 03:54:42,734 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 03:54:42,735 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 03:54:42,735 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 03:54:42,735 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-11-28 03:54:42,735 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-11-28 03:54:42,736 INFO L138 SettingsManager]: * Use old map elimination=false [2019-11-28 03:54:42,736 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-11-28 03:54:42,736 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-11-28 03:54:42,737 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-11-28 03:54:42,737 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 03:54:42,737 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 03:54:42,737 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-28 03:54:42,738 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 03:54:42,738 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 03:54:42,738 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 03:54:42,739 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-11-28 03:54:42,739 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-11-28 03:54:42,739 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-11-28 03:54:42,739 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 03:54:42,740 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 03:54:42,740 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-11-28 03:54:42,740 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 03:54:42,740 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-11-28 03:54:42,741 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 03:54:42,741 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 03:54:42,741 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-11-28 03:54:42,742 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 03:54:42,742 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 03:54:42,742 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-11-28 03:54:42,743 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-11-28 03:54:42,744 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 -> 72da1f6907bc4b842c40cca6c3dd762e325d6dec [2019-11-28 03:54:43,050 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 03:54:43,062 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 03:54:43,067 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 03:54:43,068 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 03:54:43,069 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 03:54:43,069 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-3.1-1.i [2019-11-28 03:54:43,148 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b436198cc/b5ee00ae74bc482cb17b759d60f6c657/FLAG644da04d4 [2019-11-28 03:54:43,634 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 03:54:43,634 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-3.1-1.i [2019-11-28 03:54:43,642 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b436198cc/b5ee00ae74bc482cb17b759d60f6c657/FLAG644da04d4 [2019-11-28 03:54:44,046 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b436198cc/b5ee00ae74bc482cb17b759d60f6c657 [2019-11-28 03:54:44,049 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 03:54:44,051 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 03:54:44,052 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 03:54:44,053 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 03:54:44,056 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 03:54:44,057 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:54:44" (1/1) ... [2019-11-28 03:54:44,060 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76e9968b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:54:44, skipping insertion in model container [2019-11-28 03:54:44,060 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:54:44" (1/1) ... [2019-11-28 03:54:44,068 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 03:54:44,086 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 03:54:44,337 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 03:54:44,364 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 03:54:44,397 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 03:54:44,486 INFO L208 MainTranslator]: Completed translation [2019-11-28 03:54:44,487 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:54:44 WrapperNode [2019-11-28 03:54:44,487 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 03:54:44,490 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 03:54:44,490 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 03:54:44,490 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 03:54:44,499 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:54:44" (1/1) ... [2019-11-28 03:54:44,522 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:54:44" (1/1) ... [2019-11-28 03:54:44,543 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 03:54:44,543 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 03:54:44,543 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 03:54:44,544 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 03:54:44,551 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:54:44" (1/1) ... [2019-11-28 03:54:44,551 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:54:44" (1/1) ... [2019-11-28 03:54:44,554 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:54:44" (1/1) ... [2019-11-28 03:54:44,554 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:54:44" (1/1) ... [2019-11-28 03:54:44,562 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:54:44" (1/1) ... [2019-11-28 03:54:44,566 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:54:44" (1/1) ... [2019-11-28 03:54:44,568 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:54:44" (1/1) ... [2019-11-28 03:54:44,570 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 03:54:44,571 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 03:54:44,571 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 03:54:44,571 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 03:54:44,572 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:54:44" (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 03:54:44,645 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-11-28 03:54:44,645 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-11-28 03:54:44,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-11-28 03:54:44,646 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 03:54:44,646 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-28 03:54:44,646 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-11-28 03:54:44,647 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 03:54:44,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 03:54:44,647 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-28 03:54:44,647 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-28 03:54:44,959 WARN L759 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-28 03:54:44,984 INFO L292 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-28 03:54:44,985 INFO L297 CfgBuilder]: Removed 4 assume(true) statements. [2019-11-28 03:54:44,986 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:54:44 BoogieIcfgContainer [2019-11-28 03:54:44,986 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-28 03:54:44,987 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-11-28 03:54:44,987 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-11-28 03:54:44,991 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-11-28 03:54:44,992 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-28 03:54:44,992 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.11 03:54:44" (1/3) ... [2019-11-28 03:54:44,994 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@47ca2602 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 03:54:44, skipping insertion in model container [2019-11-28 03:54:44,994 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-28 03:54:44,994 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:54:44" (2/3) ... [2019-11-28 03:54:44,995 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@47ca2602 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 03:54:44, skipping insertion in model container [2019-11-28 03:54:44,995 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-28 03:54:44,995 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:54:44" (3/3) ... [2019-11-28 03:54:44,997 INFO L371 chiAutomizerObserver]: Analyzing ICFG test-bitfields-3.1-1.i [2019-11-28 03:54:45,039 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-11-28 03:54:45,039 INFO L357 BuchiCegarLoop]: Hoare is false [2019-11-28 03:54:45,039 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-11-28 03:54:45,039 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-28 03:54:45,040 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-28 03:54:45,040 INFO L361 BuchiCegarLoop]: Difference is false [2019-11-28 03:54:45,040 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-28 03:54:45,040 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-11-28 03:54:45,053 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 25 states. [2019-11-28 03:54:45,077 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 2 [2019-11-28 03:54:45,077 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-28 03:54:45,078 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-28 03:54:45,083 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2019-11-28 03:54:45,083 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-11-28 03:54:45,083 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-11-28 03:54:45,084 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 25 states. [2019-11-28 03:54:45,086 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 2 [2019-11-28 03:54:45,087 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-28 03:54:45,087 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-28 03:54:45,087 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2019-11-28 03:54:45,087 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-11-28 03:54:45,094 INFO L794 eck$LassoCheckResult]: Stem: 22#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call ~#d~0.base, ~#d~0.offset := #Ultimate.allocOnStack(10);#memory_int := ~initToZeroAtPointerBaseAddress~int(#memory_int, ~#d~0.base);call write~unchecked~int(2, ~#d~0.base, 1 + ~#d~0.offset, 1);call write~unchecked~int(3, ~#d~0.base, 2 + ~#d~0.offset, 1);call write~unchecked~int(4, ~#d~0.base, 3 + ~#d~0.offset, 1); 7#L-1true havoc main_#res;havoc main_#t~malloc0.base, main_#t~malloc0.offset, main_#t~memcpy~res1.base, main_#t~memcpy~res1.offset, main_#t~mem2, main_#t~mem3, main_#t~mem4, main_#t~mem5, main_#t~mem6, main_#t~mem7, main_~p~0.base, main_~p~0.offset;havoc main_~p~0.base, main_~p~0.offset;call main_#t~malloc0.base, main_#t~malloc0.offset := #Ultimate.allocOnHeap(10);main_~p~0.base, main_~p~0.offset := main_#t~malloc0.base, main_#t~malloc0.offset; 18#L41true call main_#t~memcpy~res1.base, main_#t~memcpy~res1.offset := #Ultimate.C_memcpy(main_~p~0.base, main_~p~0.offset, ~#d~0.base, ~#d~0.offset, 10);< 10##Ultimate.C_memcpyENTRYtrue assume 1 == #valid[dest.base];assume 1 == #valid[src.base];assume size + dest.offset <= #length[dest.base] && 0 <= dest.offset;assume size + src.offset <= #length[src.base] && 0 <= src.offset; 3#$Ultimate##0true #t~loopctr9 := 0; 19#L-1-1true [2019-11-28 03:54:45,094 INFO L796 eck$LassoCheckResult]: Loop: 19#L-1-1true assume #t~loopctr9 < size;call #t~mem10 := read~unchecked~int(src.base, src.offset + #t~loopctr9, 4);call write~unchecked~int(#t~mem10, dest.base, dest.offset + #t~loopctr9, 4);call #t~mem11 := read~unchecked~int(src.base, src.offset + #t~loopctr9, 1);call write~unchecked~int(#t~mem11, dest.base, dest.offset + #t~loopctr9, 1);#t~loopctr9 := 1 + #t~loopctr9; 19#L-1-1true [2019-11-28 03:54:45,099 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 03:54:45,100 INFO L82 PathProgramCache]: Analyzing trace with hash 28752799, now seen corresponding path program 1 times [2019-11-28 03:54:45,106 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 03:54:45,107 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [282022017] [2019-11-28 03:54:45,107 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 03:54:45,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 03:54:45,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 03:54:45,269 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 03:54:45,271 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 03:54:45,271 INFO L82 PathProgramCache]: Analyzing trace with hash 86, now seen corresponding path program 1 times [2019-11-28 03:54:45,271 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 03:54:45,271 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1820022892] [2019-11-28 03:54:45,272 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 03:54:45,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 03:54:45,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 03:54:45,287 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 03:54:45,288 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 03:54:45,288 INFO L82 PathProgramCache]: Analyzing trace with hash 891336824, now seen corresponding path program 1 times [2019-11-28 03:54:45,289 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 03:54:45,289 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [833302110] [2019-11-28 03:54:45,289 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 03:54:45,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 03:54:45,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 03:54:45,375 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 03:54:45,717 WARN L192 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 69 [2019-11-28 03:54:46,102 WARN L192 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 75 [2019-11-28 03:54:46,194 INFO L210 LassoAnalysis]: Preferences: [2019-11-28 03:54:46,195 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-28 03:54:46,195 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-28 03:54:46,196 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-28 03:54:46,196 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-28 03:54:46,196 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:54:46,196 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-28 03:54:46,196 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-28 03:54:46,197 INFO L133 ssoRankerPreferences]: Filename of dumped script: test-bitfields-3.1-1.i_Iteration1_Lasso [2019-11-28 03:54:46,197 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-28 03:54:46,197 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-28 03:54:46,222 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 03:54:46,228 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 03:54:46,230 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 03:54:46,237 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 03:54:46,240 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 03:54:46,246 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 03:54:46,250 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 03:54:46,253 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 03:54:46,257 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 03:54:46,259 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 03:54:46,263 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 03:54:46,266 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 03:54:46,269 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 03:54:46,272 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 03:54:46,276 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 03:54:46,279 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 03:54:46,282 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 03:54:46,284 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 03:54:46,286 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 03:54:46,288 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 03:54:46,447 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 46 [2019-11-28 03:54:46,492 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 03:54:46,497 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 03:54:46,499 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 03:54:46,847 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-28 03:54:46,852 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 03:54:46,861 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 03:54:46,868 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:54:46,868 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:54:46,869 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:54:46,869 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:54:46,870 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:54:46,882 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 03:54:46,883 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 03:54:46,889 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 03:54:46,906 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 03:54:46,908 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:54:46,908 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:54:46,909 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:54:46,909 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:54:46,909 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:54:46,910 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 03:54:46,910 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 03:54:46,912 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 03:54:46,917 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 03:54:46,919 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:54:46,919 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:54:46,920 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:54:46,920 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:54:46,920 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:54:46,922 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 03:54:46,922 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 03:54:46,924 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) [2019-11-28 03:54:46,935 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 03:54:46,936 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:54:46,936 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:54:46,937 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:54:46,937 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:54:46,937 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:54:46,938 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 03:54:46,938 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:54:46,940 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 03:54:46,952 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 03:54:46,954 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:54:46,954 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:54:46,954 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:54:46,955 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:54:46,958 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 03:54:46,959 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-28 03:54:46,973 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 03:54:46,983 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 03:54:46,984 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:54:46,985 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:54:46,985 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:54:46,985 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:54:46,985 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:54:46,987 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 03:54:46,987 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 03:54:46,989 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 03:54:46,995 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 03:54:46,997 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:54:46,997 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:54:46,997 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:54:46,998 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:54:46,998 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:54:46,999 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 03:54:46,999 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 03:54:47,000 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 9 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 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:54:47,019 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 03:54:47,022 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:54:47,022 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:54:47,022 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:54:47,023 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:54:47,023 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:54:47,023 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 03:54:47,023 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 03:54:47,026 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 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 03:54:47,031 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 03:54:47,032 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:54:47,032 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:54:47,033 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:54:47,033 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:54:47,033 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:54:47,033 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 03:54:47,034 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 03:54:47,035 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 03:54:47,045 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 03:54:47,048 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:54:47,048 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:54:47,048 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:54:47,049 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:54:47,049 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:54:47,050 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 03:54:47,050 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 03:54:47,053 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) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:54:47,064 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 03:54:47,066 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:54:47,066 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:54:47,067 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:54:47,067 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:54:47,067 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:54:47,068 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 03:54:47,069 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 03:54:47,070 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) [2019-11-28 03:54:47,086 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 03:54:47,088 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:54:47,088 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:54:47,088 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:54:47,088 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:54:47,089 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:54:47,092 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 03:54:47,092 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:54:47,097 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 03:54:47,103 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 03:54:47,104 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:54:47,104 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:54:47,105 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:54:47,105 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:54:47,105 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:54:47,105 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 03:54:47,105 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 03:54:47,107 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) Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:54:47,123 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 03:54:47,125 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:54:47,125 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:54:47,125 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:54:47,125 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:54:47,127 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 03:54:47,128 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-28 03:54:47,140 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 03:54:47,145 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 03:54:47,147 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:54:47,147 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:54:47,147 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:54:47,147 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:54:47,147 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:54:47,148 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 03:54:47,148 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 03:54:47,149 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 03:54:47,182 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 03:54:47,184 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:54:47,184 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:54:47,184 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:54:47,184 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:54:47,184 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:54:47,186 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 03:54:47,186 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 03:54:47,190 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) Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:54:47,197 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 03:54:47,199 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:54:47,199 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:54:47,199 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:54:47,200 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:54:47,200 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:54:47,200 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 03:54:47,200 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 03:54:47,202 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 03:54:47,213 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 03:54:47,214 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:54:47,214 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:54:47,214 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:54:47,214 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:54:47,214 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:54:47,215 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 03:54:47,215 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 03:54:47,216 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) Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:54:47,225 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 03:54:47,226 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:54:47,227 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2019-11-28 03:54:47,227 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:54:47,227 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:54:47,234 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-28 03:54:47,234 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-28 03:54:47,244 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) Waiting until toolchain timeout for monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:54:47,253 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 03:54:47,255 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:54:47,255 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:54:47,255 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:54:47,255 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:54:47,258 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 03:54:47,259 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-28 03:54:47,265 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 03:54:47,277 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 03:54:47,279 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:54:47,280 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:54:47,280 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:54:47,280 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:54:47,286 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 03:54:47,286 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:54:47,297 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-11-28 03:54:47,314 INFO L443 ModelExtractionUtils]: Simplification made 5 calls to the SMT solver. [2019-11-28 03:54:47,314 INFO L444 ModelExtractionUtils]: 7 out of 19 variables were initially zero. Simplification set additionally 9 variables to zero. 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 03:54:47,321 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:54:47,325 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2019-11-28 03:54:47,326 INFO L510 LassoAnalysis]: Proved termination. [2019-11-28 03:54:47,326 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(#Ultimate.C_memcpy_#t~loopctr9, #Ultimate.C_memcpy_size) = -1*#Ultimate.C_memcpy_#t~loopctr9 + 1*#Ultimate.C_memcpy_size Supporting invariants [] [2019-11-28 03:54:47,356 INFO L297 tatePredicateManager]: 6 out of 6 supporting invariants were superfluous and have been removed [2019-11-28 03:54:47,368 WARN L1295 BoogieBacktranslator]: unknown boogie variable size [2019-11-28 03:54:47,386 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 03:54:47,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 03:54:47,418 INFO L255 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 4 conjunts are in the unsatisfiable core [2019-11-28 03:54:47,419 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 03:54:47,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 03:54:47,438 INFO L255 TraceCheckSpWp]: Trace formula consists of 10 conjuncts, 4 conjunts are in the unsatisfiable core [2019-11-28 03:54:47,438 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 03:54:47,438 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 03:54:47,455 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2019-11-28 03:54:47,457 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 25 states. Second operand 2 states. [2019-11-28 03:54:47,516 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 25 states.. Second operand 2 states. Result 30 states and 41 transitions. Complement of second has 6 states. [2019-11-28 03:54:47,517 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 03:54:47,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2019-11-28 03:54:47,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 10 transitions. [2019-11-28 03:54:47,521 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 10 transitions. Stem has 5 letters. Loop has 1 letters. [2019-11-28 03:54:47,523 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-28 03:54:47,523 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 10 transitions. Stem has 6 letters. Loop has 1 letters. [2019-11-28 03:54:47,523 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-28 03:54:47,523 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 10 transitions. Stem has 5 letters. Loop has 2 letters. [2019-11-28 03:54:47,523 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-28 03:54:47,524 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 30 states and 41 transitions. [2019-11-28 03:54:47,527 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2019-11-28 03:54:47,531 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 30 states to 9 states and 11 transitions. [2019-11-28 03:54:47,532 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 7 [2019-11-28 03:54:47,532 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 8 [2019-11-28 03:54:47,533 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 11 transitions. [2019-11-28 03:54:47,533 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-28 03:54:47,533 INFO L688 BuchiCegarLoop]: Abstraction has 9 states and 11 transitions. [2019-11-28 03:54:47,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states and 11 transitions. [2019-11-28 03:54:47,559 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 8. [2019-11-28 03:54:47,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2019-11-28 03:54:47,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 10 transitions. [2019-11-28 03:54:47,561 INFO L711 BuchiCegarLoop]: Abstraction has 8 states and 10 transitions. [2019-11-28 03:54:47,561 INFO L591 BuchiCegarLoop]: Abstraction has 8 states and 10 transitions. [2019-11-28 03:54:47,562 INFO L424 BuchiCegarLoop]: ======== Iteration 2============ [2019-11-28 03:54:47,562 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states and 10 transitions. [2019-11-28 03:54:47,562 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2019-11-28 03:54:47,562 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-28 03:54:47,563 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-28 03:54:47,563 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2019-11-28 03:54:47,563 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-11-28 03:54:47,563 INFO L794 eck$LassoCheckResult]: Stem: 123#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call ~#d~0.base, ~#d~0.offset := #Ultimate.allocOnStack(10);#memory_int := ~initToZeroAtPointerBaseAddress~int(#memory_int, ~#d~0.base);call write~unchecked~int(2, ~#d~0.base, 1 + ~#d~0.offset, 1);call write~unchecked~int(3, ~#d~0.base, 2 + ~#d~0.offset, 1);call write~unchecked~int(4, ~#d~0.base, 3 + ~#d~0.offset, 1); 121#L-1 havoc main_#res;havoc main_#t~malloc0.base, main_#t~malloc0.offset, main_#t~memcpy~res1.base, main_#t~memcpy~res1.offset, main_#t~mem2, main_#t~mem3, main_#t~mem4, main_#t~mem5, main_#t~mem6, main_#t~mem7, main_~p~0.base, main_~p~0.offset;havoc main_~p~0.base, main_~p~0.offset;call main_#t~malloc0.base, main_#t~malloc0.offset := #Ultimate.allocOnHeap(10);main_~p~0.base, main_~p~0.offset := main_#t~malloc0.base, main_#t~malloc0.offset; 122#L41 call main_#t~memcpy~res1.base, main_#t~memcpy~res1.offset := #Ultimate.C_memcpy(main_~p~0.base, main_~p~0.offset, ~#d~0.base, ~#d~0.offset, 10);< 127##Ultimate.C_memcpyENTRY assume 1 == #valid[dest.base];assume 1 == #valid[src.base];assume size + dest.offset <= #length[dest.base] && 0 <= dest.offset;assume size + src.offset <= #length[src.base] && 0 <= src.offset; 124#$Ultimate##0 #t~loopctr9 := 0; 125#L-1-1 assume !(#t~loopctr9 < size);#t~loopctr12 := 0; 126#L-1-3 [2019-11-28 03:54:47,563 INFO L796 eck$LassoCheckResult]: Loop: 126#L-1-3 assume #t~loopctr12 < size;#t~loopctr12 := 4 + #t~loopctr12; 126#L-1-3 [2019-11-28 03:54:47,564 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 03:54:47,564 INFO L82 PathProgramCache]: Analyzing trace with hash 891336826, now seen corresponding path program 1 times [2019-11-28 03:54:47,564 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 03:54:47,564 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1214167617] [2019-11-28 03:54:47,564 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 03:54:47,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 03:54:47,664 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 03:54:47,665 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1214167617] [2019-11-28 03:54:47,665 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 03:54:47,665 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 03:54:47,666 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [258564478] [2019-11-28 03:54:47,671 INFO L799 eck$LassoCheckResult]: stem already infeasible [2019-11-28 03:54:47,672 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 03:54:47,673 INFO L82 PathProgramCache]: Analyzing trace with hash 92, now seen corresponding path program 1 times [2019-11-28 03:54:47,673 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 03:54:47,674 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1715955967] [2019-11-28 03:54:47,674 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 03:54:47,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 03:54:47,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 03:54:47,684 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 03:54:47,696 INFO L210 LassoAnalysis]: Preferences: [2019-11-28 03:54:47,697 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-28 03:54:47,697 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-28 03:54:47,697 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-28 03:54:47,697 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-28 03:54:47,697 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:54:47,697 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-28 03:54:47,697 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-28 03:54:47,698 INFO L133 ssoRankerPreferences]: Filename of dumped script: test-bitfields-3.1-1.i_Iteration2_Loop [2019-11-28 03:54:47,698 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-28 03:54:47,698 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-28 03:54:47,698 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 03:54:47,724 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-28 03:54:47,725 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 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 03:54:47,733 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-28 03:54:47,733 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 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 03:54:47,745 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-28 03:54:47,745 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:54:47,908 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-28 03:54:47,911 INFO L210 LassoAnalysis]: Preferences: [2019-11-28 03:54:47,911 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-28 03:54:47,911 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-28 03:54:47,911 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-28 03:54:47,911 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-28 03:54:47,911 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:54:47,912 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-28 03:54:47,912 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-28 03:54:47,912 INFO L133 ssoRankerPreferences]: Filename of dumped script: test-bitfields-3.1-1.i_Iteration2_Loop [2019-11-28 03:54:47,912 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-28 03:54:47,912 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-28 03:54:47,913 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 03:54:47,936 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-28 03:54:47,936 INFO L489 LassoAnalysis]: Using template 'affine'. 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 03:54:47,942 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 03:54:47,945 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:54:47,945 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:54:47,945 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:54:47,945 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:54:47,945 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:54:47,948 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 03:54:47,948 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 03:54:47,955 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. Waiting until toolchain timeout for monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:54:47,962 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2019-11-28 03:54:47,962 INFO L444 ModelExtractionUtils]: 0 out of 4 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 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 03:54:47,969 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-11-28 03:54:47,969 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2019-11-28 03:54:47,969 INFO L510 LassoAnalysis]: Proved termination. [2019-11-28 03:54:47,969 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(#Ultimate.C_memcpy_#t~loopctr12, #Ultimate.C_memcpy_size) = -1*#Ultimate.C_memcpy_#t~loopctr12 + 1*#Ultimate.C_memcpy_size Supporting invariants [] [2019-11-28 03:54:47,980 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed Waiting until toolchain timeout for monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:54:47,982 WARN L1295 BoogieBacktranslator]: unknown boogie variable size [2019-11-28 03:54:47,998 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 03:54:48,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 03:54:48,023 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 4 conjunts are in the unsatisfiable core [2019-11-28 03:54:48,025 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 03:54:48,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 03:54:48,030 WARN L253 TraceCheckSpWp]: Trace formula consists of 5 conjuncts, 4 conjunts are in the unsatisfiable core [2019-11-28 03:54:48,031 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 03:54:48,031 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 03:54:48,031 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2019-11-28 03:54:48,032 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 8 states and 10 transitions. cyclomatic complexity: 4 Second operand 2 states. [2019-11-28 03:54:48,039 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 8 states and 10 transitions. cyclomatic complexity: 4. Second operand 2 states. Result 9 states and 11 transitions. Complement of second has 3 states. [2019-11-28 03:54:48,040 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2019-11-28 03:54:48,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2019-11-28 03:54:48,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 8 transitions. [2019-11-28 03:54:48,041 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 8 transitions. Stem has 6 letters. Loop has 1 letters. [2019-11-28 03:54:48,041 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-28 03:54:48,042 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 8 transitions. Stem has 7 letters. Loop has 1 letters. [2019-11-28 03:54:48,042 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-28 03:54:48,042 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 8 transitions. Stem has 6 letters. Loop has 2 letters. [2019-11-28 03:54:48,042 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-28 03:54:48,042 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 9 states and 11 transitions. [2019-11-28 03:54:48,043 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-11-28 03:54:48,043 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 9 states to 0 states and 0 transitions. [2019-11-28 03:54:48,043 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2019-11-28 03:54:48,043 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2019-11-28 03:54:48,043 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2019-11-28 03:54:48,043 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-28 03:54:48,044 INFO L688 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-28 03:54:48,045 INFO L711 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-28 03:54:48,045 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 03:54:48,047 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-28 03:54:48,048 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-28 03:54:48,049 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand 4 states. [2019-11-28 03:54:48,052 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 03:54:48,052 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2019-11-28 03:54:48,053 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-28 03:54:48,053 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2019-11-28 03:54:48,053 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-11-28 03:54:48,053 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2019-11-28 03:54:48,054 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2019-11-28 03:54:48,054 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2019-11-28 03:54:48,054 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2019-11-28 03:54:48,054 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-28 03:54:48,054 INFO L688 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-28 03:54:48,054 INFO L711 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-28 03:54:48,054 INFO L591 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-28 03:54:48,055 INFO L424 BuchiCegarLoop]: ======== Iteration 3============ [2019-11-28 03:54:48,055 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2019-11-28 03:54:48,055 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-11-28 03:54:48,055 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2019-11-28 03:54:48,062 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.11 03:54:48 BoogieIcfgContainer [2019-11-28 03:54:48,062 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-11-28 03:54:48,063 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-28 03:54:48,064 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-28 03:54:48,064 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-28 03:54:48,064 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:54:44" (3/4) ... [2019-11-28 03:54:48,071 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-28 03:54:48,072 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-28 03:54:48,078 INFO L168 Benchmark]: Toolchain (without parser) took 4022.57 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 169.3 MB). Free memory was 961.7 MB in the beginning and 1.0 GB in the end (delta: -76.0 MB). Peak memory consumption was 93.3 MB. Max. memory is 11.5 GB. [2019-11-28 03:54:48,079 INFO L168 Benchmark]: CDTParser took 0.26 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 03:54:48,080 INFO L168 Benchmark]: CACSL2BoogieTranslator took 436.81 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 72.9 MB). Free memory was 961.7 MB in the beginning and 1.1 GB in the end (delta: -106.9 MB). Peak memory consumption was 20.5 MB. Max. memory is 11.5 GB. [2019-11-28 03:54:48,081 INFO L168 Benchmark]: Boogie Procedure Inliner took 53.60 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2019-11-28 03:54:48,082 INFO L168 Benchmark]: Boogie Preprocessor took 27.21 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 03:54:48,083 INFO L168 Benchmark]: RCFGBuilder took 415.61 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 21.4 MB). Peak memory consumption was 21.4 MB. Max. memory is 11.5 GB. [2019-11-28 03:54:48,087 INFO L168 Benchmark]: BuchiAutomizer took 3075.27 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 96.5 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 2.4 MB). Peak memory consumption was 98.8 MB. Max. memory is 11.5 GB. [2019-11-28 03:54:48,087 INFO L168 Benchmark]: Witness Printer took 8.21 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 03:54:48,100 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 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 436.81 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 72.9 MB). Free memory was 961.7 MB in the beginning and 1.1 GB in the end (delta: -106.9 MB). Peak memory consumption was 20.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 53.60 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 27.21 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 415.61 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 21.4 MB). Peak memory consumption was 21.4 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 3075.27 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 96.5 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 2.4 MB). Peak memory consumption was 98.8 MB. Max. memory is 11.5 GB. * Witness Printer took 8.21 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. 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 size - GenericResult: Unfinished Backtranslation unknown boogie variable size * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 3 terminating modules (1 trivial, 2 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -1 * aux-#t~loopctr9-aux + unknown-size-unknown and consists of 3 locations. One deterministic module has affine ranking function -1 * aux-#t~loopctr12-aux + unknown-size-unknown and consists of 2 locations. 1 modules have a trivial ranking function, the largest among these consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 3.0s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 2.6s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. Highest rank in rank-based complementation 3. Minimization of det autom 3. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 1 StatesRemovedByMinimization, 1 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 8 states and ocurred in iteration 1. Nontrivial modules had stage [2, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 13 SDtfs, 14 SDslu, 1 SDs, 0 SdLazy, 11 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT1 lasso1 LassoPreprocessingBenchmarks: Lassos: inital62 mio100 ax100 hnf100 lsp98 ukn85 mio100 lsp81 div100 bol100 ite100 ukn100 eq167 hnf86 smp94 dnf103 smp97 tf108 neg100 sie113 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 22ms VariablesStem: 4 VariablesLoop: 2 DisjunctsStem: 2 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 8 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...