./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/loop-new/count_by_1_variant.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_9064a372-43cc-49f0-9aa8-61ba8b935373/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_9064a372-43cc-49f0-9aa8-61ba8b935373/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_9064a372-43cc-49f0-9aa8-61ba8b935373/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_9064a372-43cc-49f0-9aa8-61ba8b935373/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loop-new/count_by_1_variant.i -s /tmp/vcloud-vcloud-master/worker/run_dir_9064a372-43cc-49f0-9aa8-61ba8b935373/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_9064a372-43cc-49f0-9aa8-61ba8b935373/bin/uautomizer --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 2c35b63020039b8235bc0a118d8fbb9fe59d3a09 ......................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-11-15 22:22:10,442 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-15 22:22:10,444 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-15 22:22:10,453 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-15 22:22:10,454 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-15 22:22:10,455 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-15 22:22:10,456 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-15 22:22:10,458 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-15 22:22:10,460 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-15 22:22:10,461 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-15 22:22:10,462 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-15 22:22:10,463 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-15 22:22:10,463 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-15 22:22:10,464 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-15 22:22:10,465 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-15 22:22:10,466 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-15 22:22:10,467 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-15 22:22:10,467 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-15 22:22:10,469 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-15 22:22:10,471 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-15 22:22:10,472 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-15 22:22:10,473 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-15 22:22:10,474 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-15 22:22:10,475 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-15 22:22:10,477 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-15 22:22:10,477 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-15 22:22:10,477 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-15 22:22:10,478 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-15 22:22:10,478 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-15 22:22:10,479 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-15 22:22:10,479 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-15 22:22:10,480 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-15 22:22:10,480 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-15 22:22:10,481 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-15 22:22:10,482 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-15 22:22:10,482 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-15 22:22:10,483 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-15 22:22:10,483 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-15 22:22:10,483 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-15 22:22:10,484 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-15 22:22:10,485 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-15 22:22:10,485 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_9064a372-43cc-49f0-9aa8-61ba8b935373/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-11-15 22:22:10,500 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-15 22:22:10,500 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-15 22:22:10,501 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-15 22:22:10,501 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-15 22:22:10,501 INFO L138 SettingsManager]: * Use SBE=true [2019-11-15 22:22:10,502 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-11-15 22:22:10,502 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-11-15 22:22:10,502 INFO L138 SettingsManager]: * Use old map elimination=false [2019-11-15 22:22:10,502 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-11-15 22:22:10,503 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-11-15 22:22:10,503 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-11-15 22:22:10,503 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-15 22:22:10,503 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-15 22:22:10,504 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-15 22:22:10,504 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-15 22:22:10,504 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-15 22:22:10,504 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-15 22:22:10,504 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-11-15 22:22:10,505 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-11-15 22:22:10,505 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-11-15 22:22:10,505 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-15 22:22:10,505 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-15 22:22:10,506 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-11-15 22:22:10,506 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-15 22:22:10,506 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-11-15 22:22:10,506 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-15 22:22:10,507 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-15 22:22:10,507 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-11-15 22:22:10,507 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-15 22:22:10,507 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-15 22:22:10,508 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-11-15 22:22:10,509 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-11-15 22:22:10,509 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 -> /tmp/vcloud-vcloud-master/worker/run_dir_9064a372-43cc-49f0-9aa8-61ba8b935373/bin/uautomizer 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 -> 2c35b63020039b8235bc0a118d8fbb9fe59d3a09 [2019-11-15 22:22:10,534 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-15 22:22:10,543 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-15 22:22:10,547 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-15 22:22:10,548 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-15 22:22:10,548 INFO L275 PluginConnector]: CDTParser initialized [2019-11-15 22:22:10,549 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_9064a372-43cc-49f0-9aa8-61ba8b935373/bin/uautomizer/../../sv-benchmarks/c/loop-new/count_by_1_variant.i [2019-11-15 22:22:10,601 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_9064a372-43cc-49f0-9aa8-61ba8b935373/bin/uautomizer/data/e712ae8dd/47d1a28882bc4a59b58aedac877143b3/FLAG2752b8960 [2019-11-15 22:22:10,977 INFO L306 CDTParser]: Found 1 translation units. [2019-11-15 22:22:10,978 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_9064a372-43cc-49f0-9aa8-61ba8b935373/sv-benchmarks/c/loop-new/count_by_1_variant.i [2019-11-15 22:22:10,983 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_9064a372-43cc-49f0-9aa8-61ba8b935373/bin/uautomizer/data/e712ae8dd/47d1a28882bc4a59b58aedac877143b3/FLAG2752b8960 [2019-11-15 22:22:10,993 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_9064a372-43cc-49f0-9aa8-61ba8b935373/bin/uautomizer/data/e712ae8dd/47d1a28882bc4a59b58aedac877143b3 [2019-11-15 22:22:10,995 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-15 22:22:10,996 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-15 22:22:10,997 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-15 22:22:10,997 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-15 22:22:11,000 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-15 22:22:11,001 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 10:22:10" (1/1) ... [2019-11-15 22:22:11,003 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f4e3f13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:22:11, skipping insertion in model container [2019-11-15 22:22:11,004 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 10:22:10" (1/1) ... [2019-11-15 22:22:11,010 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-15 22:22:11,022 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-15 22:22:11,267 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 22:22:11,270 INFO L188 MainTranslator]: Completed pre-run [2019-11-15 22:22:11,287 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 22:22:11,302 INFO L192 MainTranslator]: Completed translation [2019-11-15 22:22:11,303 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:22:11 WrapperNode [2019-11-15 22:22:11,303 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-15 22:22:11,304 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-15 22:22:11,305 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-15 22:22:11,305 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-15 22:22:11,313 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:22:11" (1/1) ... [2019-11-15 22:22:11,317 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:22:11" (1/1) ... [2019-11-15 22:22:11,335 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-15 22:22:11,336 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-15 22:22:11,336 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-15 22:22:11,336 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-15 22:22:11,344 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:22:11" (1/1) ... [2019-11-15 22:22:11,345 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:22:11" (1/1) ... [2019-11-15 22:22:11,345 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:22:11" (1/1) ... [2019-11-15 22:22:11,345 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:22:11" (1/1) ... [2019-11-15 22:22:11,347 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:22:11" (1/1) ... [2019-11-15 22:22:11,350 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:22:11" (1/1) ... [2019-11-15 22:22:11,351 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:22:11" (1/1) ... [2019-11-15 22:22:11,352 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-15 22:22:11,352 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-15 22:22:11,353 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-15 22:22:11,353 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-15 22:22:11,354 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:22:11" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9064a372-43cc-49f0-9aa8-61ba8b935373/bin/uautomizer/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 [2019-11-15 22:22:11,404 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-15 22:22:11,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-15 22:22:11,531 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-15 22:22:11,531 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-15 22:22:11,532 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 10:22:11 BoogieIcfgContainer [2019-11-15 22:22:11,532 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-15 22:22:11,533 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-11-15 22:22:11,533 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-11-15 22:22:11,536 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-11-15 22:22:11,537 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-15 22:22:11,537 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 15.11 10:22:10" (1/3) ... [2019-11-15 22:22:11,538 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@632723f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 15.11 10:22:11, skipping insertion in model container [2019-11-15 22:22:11,538 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-15 22:22:11,538 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:22:11" (2/3) ... [2019-11-15 22:22:11,539 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@632723f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 15.11 10:22:11, skipping insertion in model container [2019-11-15 22:22:11,540 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-15 22:22:11,540 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 10:22:11" (3/3) ... [2019-11-15 22:22:11,542 INFO L371 chiAutomizerObserver]: Analyzing ICFG count_by_1_variant.i [2019-11-15 22:22:11,590 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-11-15 22:22:11,590 INFO L357 BuchiCegarLoop]: Hoare is false [2019-11-15 22:22:11,590 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-11-15 22:22:11,591 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-15 22:22:11,591 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-15 22:22:11,591 INFO L361 BuchiCegarLoop]: Difference is false [2019-11-15 22:22:11,591 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-15 22:22:11,592 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-11-15 22:22:11,606 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9 states. [2019-11-15 22:22:11,629 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2019-11-15 22:22:11,629 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-15 22:22:11,630 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-15 22:22:11,635 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-11-15 22:22:11,635 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2019-11-15 22:22:11,635 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-11-15 22:22:11,636 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9 states. [2019-11-15 22:22:11,637 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2019-11-15 22:22:11,637 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-15 22:22:11,637 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-15 22:22:11,637 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-11-15 22:22:11,638 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2019-11-15 22:22:11,644 INFO L791 eck$LassoCheckResult]: Stem: 6#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~post1, main_~i~0;havoc main_~i~0;main_~i~0 := 0; 4#L12-2true [2019-11-15 22:22:11,646 INFO L793 eck$LassoCheckResult]: Loop: 4#L12-2true assume !!(1000000 != main_~i~0);__VERIFIER_assert_#in~cond := (if main_~i~0 <= 1000000 then 1 else 0);havoc __VERIFIER_assert_~cond;__VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; 11#L4true assume !(0 == __VERIFIER_assert_~cond); 8#L4-2true main_#t~post1 := main_~i~0;main_~i~0 := 1 + main_#t~post1;havoc main_#t~post1; 4#L12-2true [2019-11-15 22:22:11,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 22:22:11,651 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2019-11-15 22:22:11,659 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 22:22:11,659 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2042392988] [2019-11-15 22:22:11,659 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:22:11,660 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:22:11,660 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 22:22:11,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 22:22:11,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 22:22:11,752 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-15 22:22:11,753 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 22:22:11,753 INFO L82 PathProgramCache]: Analyzing trace with hash 38956, now seen corresponding path program 1 times [2019-11-15 22:22:11,753 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 22:22:11,754 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [44620015] [2019-11-15 22:22:11,754 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:22:11,754 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:22:11,754 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 22:22:11,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 22:22:11,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 22:22:11,775 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-15 22:22:11,777 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 22:22:11,777 INFO L82 PathProgramCache]: Analyzing trace with hash 962477, now seen corresponding path program 1 times [2019-11-15 22:22:11,777 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 22:22:11,777 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1830741812] [2019-11-15 22:22:11,778 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:22:11,778 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:22:11,778 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 22:22:11,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 22:22:11,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 22:22:11,791 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-15 22:22:11,854 INFO L210 LassoAnalysis]: Preferences: [2019-11-15 22:22:11,855 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-11-15 22:22:11,855 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-15 22:22:11,855 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-11-15 22:22:11,855 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-11-15 22:22:11,855 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 22:22:11,855 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-15 22:22:11,856 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-11-15 22:22:11,856 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_by_1_variant.i_Iteration1_Loop [2019-11-15 22:22:11,856 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-15 22:22:11,856 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-15 22:22:11,876 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 22:22:11,914 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 22:22:12,046 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 17 [2019-11-15 22:22:12,085 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-15 22:22:12,086 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9064a372-43cc-49f0-9aa8-61ba8b935373/bin/uautomizer/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 [2019-11-15 22:22:12,098 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-15 22:22:12,098 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9064a372-43cc-49f0-9aa8-61ba8b935373/bin/uautomizer/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 [2019-11-15 22:22:12,117 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-15 22:22:12,117 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-15 22:22:12,132 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-15 22:22:12,133 INFO L210 LassoAnalysis]: Preferences: [2019-11-15 22:22:12,134 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-11-15 22:22:12,134 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-15 22:22:12,134 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-11-15 22:22:12,134 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-11-15 22:22:12,134 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 22:22:12,134 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-15 22:22:12,134 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-11-15 22:22:12,134 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_by_1_variant.i_Iteration1_Loop [2019-11-15 22:22:12,135 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-15 22:22:12,135 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-15 22:22:12,138 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 22:22:12,164 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 22:22:12,269 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-15 22:22:12,273 INFO L489 LassoAnalysis]: Using template 'affine'. [2019-11-15 22:22:12,276 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 [2019-11-15 22:22:12,277 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:22:12,278 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:22:12,279 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:22:12,279 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:22:12,279 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 22:22:12,285 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 22:22:12,286 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:22:12,303 INFO L419 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-11-15 22:22:12,313 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2019-11-15 22:22:12,313 INFO L444 ModelExtractionUtils]: 2 out of 5 variables were initially zero. Simplification set additionally 0 variables to zero. [2019-11-15 22:22:12,315 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-11-15 22:22:12,315 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2019-11-15 22:22:12,316 INFO L510 LassoAnalysis]: Proved termination. [2019-11-15 22:22:12,317 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~0) = -2*ULTIMATE.start_main_~i~0 + 1999999 Supporting invariants [] [2019-11-15 22:22:12,320 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2019-11-15 22:22:12,350 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 22:22:12,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:22:12,359 WARN L254 TraceCheckSpWp]: Trace formula consists of 4 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-15 22:22:12,360 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-15 22:22:12,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:22:12,370 WARN L254 TraceCheckSpWp]: Trace formula consists of 10 conjuncts, 9 conjunts are in the unsatisfiable core [2019-11-15 22:22:12,371 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-15 22:22:12,418 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-15 22:22:12,438 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 22:22:12,454 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2019-11-15 22:22:12,455 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 9 states. Second operand 4 states. [2019-11-15 22:22:12,567 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 9 states.. Second operand 4 states. Result 25 states and 33 transitions. Complement of second has 9 states. [2019-11-15 22:22:12,569 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2019-11-15 22:22:12,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2019-11-15 22:22:12,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 21 transitions. [2019-11-15 22:22:12,573 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 21 transitions. Stem has 1 letters. Loop has 3 letters. [2019-11-15 22:22:12,573 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-15 22:22:12,573 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 21 transitions. Stem has 4 letters. Loop has 3 letters. [2019-11-15 22:22:12,573 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-15 22:22:12,574 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 21 transitions. Stem has 1 letters. Loop has 6 letters. [2019-11-15 22:22:12,574 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-15 22:22:12,575 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 25 states and 33 transitions. [2019-11-15 22:22:12,578 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-11-15 22:22:12,580 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 25 states to 0 states and 0 transitions. [2019-11-15 22:22:12,581 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2019-11-15 22:22:12,581 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2019-11-15 22:22:12,584 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2019-11-15 22:22:12,585 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-15 22:22:12,585 INFO L688 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-15 22:22:12,585 INFO L711 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-15 22:22:12,585 INFO L591 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-15 22:22:12,585 INFO L424 BuchiCegarLoop]: ======== Iteration 2============ [2019-11-15 22:22:12,586 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2019-11-15 22:22:12,586 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-11-15 22:22:12,586 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2019-11-15 22:22:12,591 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 15.11 10:22:12 BoogieIcfgContainer [2019-11-15 22:22:12,592 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-11-15 22:22:12,592 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-15 22:22:12,592 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-15 22:22:12,592 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-15 22:22:12,592 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 10:22:11" (3/4) ... [2019-11-15 22:22:12,595 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-15 22:22:12,595 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-15 22:22:12,596 INFO L168 Benchmark]: Toolchain (without parser) took 1599.89 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 206.6 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -148.2 MB). Peak memory consumption was 58.4 MB. Max. memory is 11.5 GB. [2019-11-15 22:22:12,597 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 22:22:12,598 INFO L168 Benchmark]: CACSL2BoogieTranslator took 306.88 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 206.6 MB). Free memory was 944.7 MB in the beginning and 1.2 GB in the end (delta: -252.7 MB). Peak memory consumption was 22.7 MB. Max. memory is 11.5 GB. [2019-11-15 22:22:12,598 INFO L168 Benchmark]: Boogie Procedure Inliner took 31.29 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 22:22:12,599 INFO L168 Benchmark]: Boogie Preprocessor took 16.06 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 22:22:12,599 INFO L168 Benchmark]: RCFGBuilder took 180.23 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 15.2 MB). Peak memory consumption was 15.2 MB. Max. memory is 11.5 GB. [2019-11-15 22:22:12,600 INFO L168 Benchmark]: BuchiAutomizer took 1058.83 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 89.4 MB). Peak memory consumption was 89.4 MB. Max. memory is 11.5 GB. [2019-11-15 22:22:12,601 INFO L168 Benchmark]: Witness Printer took 3.02 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 22:22:12,610 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 306.88 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 206.6 MB). Free memory was 944.7 MB in the beginning and 1.2 GB in the end (delta: -252.7 MB). Peak memory consumption was 22.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 31.29 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 16.06 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 180.23 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 15.2 MB). Peak memory consumption was 15.2 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 1058.83 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 89.4 MB). Peak memory consumption was 89.4 MB. Max. memory is 11.5 GB. * Witness Printer took 3.02 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -2 * i + 1999999 and consists of 6 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 1.0s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 0.6s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 0 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 4 SDtfs, 8 SDslu, 9 SDs, 0 SdLazy, 13 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT1 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital26 mio100 ax100 hnf100 lsp100 ukn100 mio100 lsp100 div100 bol100 ite130 ukn100 eq176 hnf91 smp47 dnf100 smp100 tf107 neg92 sie115 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 42ms VariablesStem: 0 VariablesLoop: 4 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...