./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/ntdrivers-simplified/diskperf_simpl1.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a8cd13-2af9-4801-9342-2f13b6b91e04/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a8cd13-2af9-4801-9342-2f13b6b91e04/bin/uautomizer-GMMbpWq8iD/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a8cd13-2af9-4801-9342-2f13b6b91e04/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a8cd13-2af9-4801-9342-2f13b6b91e04/bin/uautomizer-GMMbpWq8iD/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/ntdrivers-simplified/diskperf_simpl1.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a8cd13-2af9-4801-9342-2f13b6b91e04/bin/uautomizer-GMMbpWq8iD/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a8cd13-2af9-4801-9342-2f13b6b91e04/bin/uautomizer-GMMbpWq8iD --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 48b194ce99c1fa112b5c4d4ed6cc0216b9fbb33f6f6efd57d62e9c27b1f7eb5c .............................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 22:57:44,522 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 22:57:44,525 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 22:57:44,585 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 22:57:44,585 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 22:57:44,590 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 22:57:44,593 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 22:57:44,597 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 22:57:44,600 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 22:57:44,606 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 22:57:44,607 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 22:57:44,610 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 22:57:44,610 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 22:57:44,613 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 22:57:44,616 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 22:57:44,621 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 22:57:44,623 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 22:57:44,624 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 22:57:44,627 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 22:57:44,635 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 22:57:44,637 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 22:57:44,639 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 22:57:44,642 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 22:57:44,644 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 22:57:44,653 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 22:57:44,653 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 22:57:44,654 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 22:57:44,656 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 22:57:44,657 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 22:57:44,658 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 22:57:44,659 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 22:57:44,660 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 22:57:44,661 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 22:57:44,664 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 22:57:44,665 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 22:57:44,666 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 22:57:44,667 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 22:57:44,667 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 22:57:44,667 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 22:57:44,668 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 22:57:44,669 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 22:57:44,670 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a8cd13-2af9-4801-9342-2f13b6b91e04/bin/uautomizer-GMMbpWq8iD/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-10-28 22:57:44,723 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 22:57:44,724 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 22:57:44,724 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 22:57:44,725 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 22:57:44,726 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 22:57:44,727 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 22:57:44,727 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 22:57:44,727 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-28 22:57:44,727 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-28 22:57:44,728 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-28 22:57:44,729 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-28 22:57:44,729 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-28 22:57:44,729 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-28 22:57:44,729 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 22:57:44,730 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 22:57:44,730 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 22:57:44,730 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 22:57:44,730 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 22:57:44,731 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 22:57:44,731 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-28 22:57:44,731 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-28 22:57:44,731 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-28 22:57:44,732 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 22:57:44,732 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 22:57:44,732 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-28 22:57:44,732 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 22:57:44,734 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-28 22:57:44,734 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 22:57:44,735 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 22:57:44,735 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 22:57:44,735 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 22:57:44,735 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 22:57:44,737 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-28 22:57:44,737 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a8cd13-2af9-4801-9342-2f13b6b91e04/bin/uautomizer-GMMbpWq8iD/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a8cd13-2af9-4801-9342-2f13b6b91e04/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 48b194ce99c1fa112b5c4d4ed6cc0216b9fbb33f6f6efd57d62e9c27b1f7eb5c [2021-10-28 22:57:45,072 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 22:57:45,120 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 22:57:45,123 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 22:57:45,125 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 22:57:45,126 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 22:57:45,127 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a8cd13-2af9-4801-9342-2f13b6b91e04/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/ntdrivers-simplified/diskperf_simpl1.cil.c [2021-10-28 22:57:45,217 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a8cd13-2af9-4801-9342-2f13b6b91e04/bin/uautomizer-GMMbpWq8iD/data/5734b6e55/303c4060876d4c6e86bd54665c1100a1/FLAGd94a7c133 [2021-10-28 22:57:45,910 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 22:57:45,914 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a8cd13-2af9-4801-9342-2f13b6b91e04/sv-benchmarks/c/ntdrivers-simplified/diskperf_simpl1.cil.c [2021-10-28 22:57:45,933 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a8cd13-2af9-4801-9342-2f13b6b91e04/bin/uautomizer-GMMbpWq8iD/data/5734b6e55/303c4060876d4c6e86bd54665c1100a1/FLAGd94a7c133 [2021-10-28 22:57:46,148 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a8cd13-2af9-4801-9342-2f13b6b91e04/bin/uautomizer-GMMbpWq8iD/data/5734b6e55/303c4060876d4c6e86bd54665c1100a1 [2021-10-28 22:57:46,151 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 22:57:46,152 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 22:57:46,154 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 22:57:46,155 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 22:57:46,160 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 22:57:46,161 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 10:57:46" (1/1) ... [2021-10-28 22:57:46,162 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@198e00bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:57:46, skipping insertion in model container [2021-10-28 22:57:46,163 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 10:57:46" (1/1) ... [2021-10-28 22:57:46,170 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 22:57:46,222 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 22:57:46,480 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a8cd13-2af9-4801-9342-2f13b6b91e04/sv-benchmarks/c/ntdrivers-simplified/diskperf_simpl1.cil.c[2072,2085] [2021-10-28 22:57:46,615 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 22:57:46,627 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 22:57:46,645 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a8cd13-2af9-4801-9342-2f13b6b91e04/sv-benchmarks/c/ntdrivers-simplified/diskperf_simpl1.cil.c[2072,2085] [2021-10-28 22:57:46,727 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 22:57:46,746 INFO L208 MainTranslator]: Completed translation [2021-10-28 22:57:46,747 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:57:46 WrapperNode [2021-10-28 22:57:46,747 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 22:57:46,748 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 22:57:46,748 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 22:57:46,749 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 22:57:46,757 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:57:46" (1/1) ... [2021-10-28 22:57:46,775 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:57:46" (1/1) ... [2021-10-28 22:57:46,906 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 22:57:46,907 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 22:57:46,907 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 22:57:46,907 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 22:57:46,916 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:57:46" (1/1) ... [2021-10-28 22:57:46,917 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:57:46" (1/1) ... [2021-10-28 22:57:46,925 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:57:46" (1/1) ... [2021-10-28 22:57:46,925 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:57:46" (1/1) ... [2021-10-28 22:57:46,979 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:57:46" (1/1) ... [2021-10-28 22:57:47,012 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:57:46" (1/1) ... [2021-10-28 22:57:47,018 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:57:46" (1/1) ... [2021-10-28 22:57:47,040 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 22:57:47,042 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 22:57:47,043 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 22:57:47,043 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 22:57:47,045 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:57:46" (1/1) ... [2021-10-28 22:57:47,053 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:57:47,066 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a8cd13-2af9-4801-9342-2f13b6b91e04/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:57:47,084 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a8cd13-2af9-4801-9342-2f13b6b91e04/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 22:57:47,103 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a8cd13-2af9-4801-9342-2f13b6b91e04/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-10-28 22:57:47,142 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 22:57:47,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 22:57:47,142 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 22:57:47,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 22:57:47,410 WARN L805 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-10-28 22:57:47,428 WARN L805 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-10-28 22:57:47,432 WARN L805 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-10-28 22:57:47,442 WARN L805 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-10-28 22:57:47,447 WARN L805 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-10-28 22:57:47,451 WARN L805 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-10-28 22:57:47,459 WARN L805 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-10-28 22:57:47,464 WARN L805 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-10-28 22:57:47,466 WARN L805 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-10-28 22:57:47,475 WARN L805 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-10-28 22:57:47,480 WARN L805 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-10-28 22:57:47,482 WARN L805 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-10-28 22:57:47,491 WARN L805 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-10-28 22:57:47,496 WARN L805 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-10-28 22:57:47,498 WARN L805 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-10-28 22:57:47,506 WARN L805 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-10-28 22:57:47,511 WARN L805 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-10-28 22:57:47,525 WARN L805 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-10-28 22:57:47,542 WARN L805 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-10-28 22:57:47,553 WARN L805 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-10-28 22:57:47,572 WARN L805 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-10-28 22:57:47,588 WARN L805 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-10-28 22:57:48,816 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##674: assume !false; [2021-10-28 22:57:48,817 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##673: assume false; [2021-10-28 22:57:48,817 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##618: assume !false; [2021-10-28 22:57:48,817 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##617: assume false; [2021-10-28 22:57:48,817 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##296: assume !false; [2021-10-28 22:57:48,817 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##295: assume false; [2021-10-28 22:57:48,818 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##256: assume !false; [2021-10-28 22:57:48,818 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##255: assume false; [2021-10-28 22:57:48,818 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##217: assume !false; [2021-10-28 22:57:48,818 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##216: assume false; [2021-10-28 22:57:48,818 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##247: assume !false; [2021-10-28 22:57:48,819 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##246: assume false; [2021-10-28 22:57:48,819 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##724: assume !false; [2021-10-28 22:57:48,819 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##723: assume false; [2021-10-28 22:57:48,819 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##375: assume !false; [2021-10-28 22:57:48,819 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##374: assume false; [2021-10-28 22:57:48,819 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##326: assume !false; [2021-10-28 22:57:48,820 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##325: assume false; [2021-10-28 22:57:48,820 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##335: assume !false; [2021-10-28 22:57:48,820 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##334: assume false; [2021-10-28 22:57:48,820 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##405: assume !false; [2021-10-28 22:57:48,820 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##404: assume false; [2021-10-28 22:57:48,820 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##412: assume false; [2021-10-28 22:57:48,821 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##413: assume !false; [2021-10-28 22:57:48,821 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##452: assume false; [2021-10-28 22:57:48,821 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##453: assume !false; [2021-10-28 22:57:48,821 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##483: assume !false; [2021-10-28 22:57:48,821 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##482: assume false; [2021-10-28 22:57:48,822 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##543: assume !false; [2021-10-28 22:57:48,822 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##542: assume false; [2021-10-28 22:57:48,822 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##98: assume !false; [2021-10-28 22:57:48,822 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##97: assume false; [2021-10-28 22:57:48,822 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##80: assume !false; [2021-10-28 22:57:48,823 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##172: assume !false; [2021-10-28 22:57:48,823 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##171: assume false; [2021-10-28 22:57:48,823 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##177: assume !false; [2021-10-28 22:57:48,823 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##176: assume false; [2021-10-28 22:57:48,823 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##79: assume false; [2021-10-28 22:57:48,823 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##142: assume !false; [2021-10-28 22:57:48,824 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##141: assume false; [2021-10-28 22:57:48,824 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume false; [2021-10-28 22:57:48,824 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume !false; [2021-10-28 22:57:48,824 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##573: assume !false; [2021-10-28 22:57:48,824 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##572: assume false; [2021-10-28 22:57:48,837 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 22:57:48,838 INFO L299 CfgBuilder]: Removed 267 assume(true) statements. [2021-10-28 22:57:48,841 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 10:57:48 BoogieIcfgContainer [2021-10-28 22:57:48,841 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 22:57:48,842 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-28 22:57:48,842 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-28 22:57:48,845 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-28 22:57:48,846 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 22:57:48,846 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.10 10:57:46" (1/3) ... [2021-10-28 22:57:48,848 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3249191c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.10 10:57:48, skipping insertion in model container [2021-10-28 22:57:48,848 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 22:57:48,848 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:57:46" (2/3) ... [2021-10-28 22:57:48,849 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3249191c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.10 10:57:48, skipping insertion in model container [2021-10-28 22:57:48,849 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 22:57:48,849 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 10:57:48" (3/3) ... [2021-10-28 22:57:48,850 INFO L389 chiAutomizerObserver]: Analyzing ICFG diskperf_simpl1.cil.c [2021-10-28 22:57:48,894 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-28 22:57:48,895 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-28 22:57:48,895 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-28 22:57:48,895 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-28 22:57:48,895 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-28 22:57:48,895 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-28 22:57:48,895 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-28 22:57:48,896 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-28 22:57:48,925 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 506 states, 505 states have (on average 1.5267326732673268) internal successors, (771), 505 states have internal predecessors, (771), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:57:48,978 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-10-28 22:57:48,978 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 22:57:48,979 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 22:57:48,985 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:57:48,986 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-10-28 22:57:48,986 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-28 22:57:48,987 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 506 states, 505 states have (on average 1.5267326732673268) internal successors, (771), 505 states have internal predecessors, (771), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:57:49,001 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-10-28 22:57:49,001 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 22:57:49,001 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 22:57:49,009 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:57:49,009 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-10-28 22:57:49,014 INFO L791 eck$LassoCheckResult]: Stem: 491#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(22);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);~s~0 := 0;~UNLOADED~0 := 0;~NP~0 := 0;~DC~0 := 0;~SKIP1~0 := 0;~SKIP2~0 := 0;~MPR1~0 := 0;~MPR3~0 := 0;~IPC~0 := 0;~pended~0 := 0;~compFptr~0 := 0;~compRegistered~0 := 0;~lowerDriverReturn~0 := 0;~setEventCalled~0 := 0;~customIrp~0 := 0;~myStatus~0 := 0;~routine~0 := 0;~pirp~0 := 0;~Executive~0 := 0;~KernelMode~0 := 0; 418#L-1true havoc main_#res;havoc main_#t~nondet104, main_#t~nondet105, main_#t~nondet106, main_#t~nondet107, main_#t~nondet108, main_#t~nondet109, main_#t~nondet110, main_#t~nondet111, main_#t~nondet112, main_#t~nondet113, main_#t~nondet114, main_#t~ret115, main_#t~ret116, main_#t~ret117, main_#t~ret118, main_#t~ret119, main_~tmp_ndt_5~0, main_~tmp_ndt_4~0, main_~tmp_ndt_3~0, main_~tmp_ndt_2~0, main_~tmp_ndt_1~0, main_~d~0, main_~status~6, main_~we_should_unload~0, main_~irp~1, main_~pirp__IoStatus__Status~0, main_~irp_choice~0, main_~devobj~0, main_~__cil_tmp9~0;main_~d~0 := main_#t~nondet104;havoc main_#t~nondet104;main_~status~6 := main_#t~nondet105;havoc main_#t~nondet105;main_~we_should_unload~0 := main_#t~nondet106;havoc main_#t~nondet106;main_~irp~1 := main_#t~nondet107;havoc main_#t~nondet107;havoc main_~pirp__IoStatus__Status~0;main_~irp_choice~0 := main_#t~nondet108;havoc main_#t~nondet108;main_~devobj~0 := main_#t~nondet109;havoc main_#t~nondet109;havoc main_~__cil_tmp9~0;~s~0 := 0;~UNLOADED~0 := 0;~NP~0 := 0;~DC~0 := 0;~SKIP1~0 := 0;~SKIP2~0 := 0;~MPR1~0 := 0;~MPR3~0 := 0;~IPC~0 := 0;~pended~0 := 0;~compFptr~0 := 0;~compRegistered~0 := 0;~lowerDriverReturn~0 := 0;~setEventCalled~0 := 0;~customIrp~0 := 0;~myStatus~0 := 0;~routine~0 := 0;~pirp~0 := 0;~Executive~0 := 0;~KernelMode~0 := 0;~pirp~0 := main_~irp~1;~UNLOADED~0 := 0;~NP~0 := 1;~DC~0 := 2;~SKIP1~0 := 3;~SKIP2~0 := 4;~MPR1~0 := 5;~MPR3~0 := 6;~IPC~0 := 7;~s~0 := ~UNLOADED~0;~pended~0 := 0;~compFptr~0 := 0;~compRegistered~0 := 0;~lowerDriverReturn~0 := 0;~setEventCalled~0 := 0;~customIrp~0 := 0; 45#L79true assume main_~status~6 >= 0;~s~0 := ~NP~0;~customIrp~0 := 0;~setEventCalled~0 := ~customIrp~0;~lowerDriverReturn~0 := ~setEventCalled~0;~compRegistered~0 := ~lowerDriverReturn~0;~compFptr~0 := ~compRegistered~0;~pended~0 := ~compFptr~0;main_~pirp__IoStatus__Status~0 := 0;~myStatus~0 := 0; 496#L693true assume !(0 == main_~irp_choice~0); 175#L693-2true ~s~0 := ~NP~0;~customIrp~0 := 0;~setEventCalled~0 := ~customIrp~0;~lowerDriverReturn~0 := ~setEventCalled~0;~compRegistered~0 := ~lowerDriverReturn~0;~compFptr~0 := ~compRegistered~0;~pended~0 := ~compFptr~0; 219#L644true assume !(main_~status~6 < 0);havoc main_~tmp_ndt_1~0;main_~tmp_ndt_1~0 := main_#t~nondet110;havoc main_#t~nondet110; 458#L707true assume !(0 == main_~tmp_ndt_1~0);havoc main_~tmp_ndt_2~0;main_~tmp_ndt_2~0 := main_#t~nondet111;havoc main_#t~nondet111; 445#L712true assume 2 == main_~tmp_ndt_2~0; 475#L713true DiskPerfDeviceControl_#in~DeviceObject, DiskPerfDeviceControl_#in~Irp := main_~devobj~0, ~pirp~0;havoc DiskPerfDeviceControl_#res;havoc DiskPerfDeviceControl_#t~nondet57, DiskPerfDeviceControl_#t~nondet58, DiskPerfDeviceControl_#t~nondet59, DiskPerfDeviceControl_#t~nondet60, DiskPerfDeviceControl_#t~nondet61, DiskPerfDeviceControl_#t~nondet62, DiskPerfDeviceControl_#t~nondet63, DiskPerfDeviceControl_#t~nondet64, DiskPerfDeviceControl_#t~nondet65, DiskPerfDeviceControl_#t~nondet66, DiskPerfDeviceControl_#t~nondet67, DiskPerfDeviceControl_#t~post68, DiskPerfDeviceControl_#t~post69, DiskPerfDeviceControl_#t~post70, DiskPerfDeviceControl_#t~ret71, DiskPerfDeviceControl_~DeviceObject, DiskPerfDeviceControl_~Irp, DiskPerfDeviceControl_~Irp__CurrentLocation~2, DiskPerfDeviceControl_~Irp__Tail__Overlay__CurrentStackLocation~4, DiskPerfDeviceControl_~DeviceObject__DeviceExtension~5, DiskPerfDeviceControl_~deviceExtension__TargetDeviceObject~4, DiskPerfDeviceControl_~currentIrpStack__Parameters__DeviceIoControl__IoControlCode~0, DiskPerfDeviceControl_~currentIrpStack__Parameters__DeviceIoControl__OutputBufferLength~0, DiskPerfDeviceControl_~sizeof__DISK_PERFORMANCE~0, DiskPerfDeviceControl_~Irp__IoStatus__Information~1, DiskPerfDeviceControl_~deviceExtension__DiskCounters~0, DiskPerfDeviceControl_~Irp__AssociatedIrp__SystemBuffer~0, DiskPerfDeviceControl_~deviceExtension__Processors~0, DiskPerfDeviceControl_~totalCounters__QueueDepth~0, DiskPerfDeviceControl_~deviceExtension__QueueDepth~0, DiskPerfDeviceControl_~Irp__IoStatus__Status~2, DiskPerfDeviceControl_~deviceExtension~5, DiskPerfDeviceControl_~currentIrpStack~0, DiskPerfDeviceControl_~status~4, DiskPerfDeviceControl_~i~0, DiskPerfDeviceControl_~totalCounters~0, DiskPerfDeviceControl_~diskCounters~0, DiskPerfDeviceControl_~tmp~3, DiskPerfDeviceControl_~__cil_tmp24~0, DiskPerfDeviceControl_~__cil_tmp25~0, DiskPerfDeviceControl_~__cil_tmp26~0;DiskPerfDeviceControl_~DeviceObject := DiskPerfDeviceControl_#in~DeviceObject;DiskPerfDeviceControl_~Irp := DiskPerfDeviceControl_#in~Irp;DiskPerfDeviceControl_~Irp__CurrentLocation~2 := DiskPerfDeviceControl_#t~nondet57;havoc DiskPerfDeviceControl_#t~nondet57;DiskPerfDeviceControl_~Irp__Tail__Overlay__CurrentStackLocation~4 := DiskPerfDeviceControl_#t~nondet58;havoc DiskPerfDeviceControl_#t~nondet58;DiskPerfDeviceControl_~DeviceObject__DeviceExtension~5 := DiskPerfDeviceControl_#t~nondet59;havoc DiskPerfDeviceControl_#t~nondet59;DiskPerfDeviceControl_~deviceExtension__TargetDeviceObject~4 := DiskPerfDeviceControl_#t~nondet60;havoc DiskPerfDeviceControl_#t~nondet60;DiskPerfDeviceControl_~currentIrpStack__Parameters__DeviceIoControl__IoControlCode~0 := DiskPerfDeviceControl_#t~nondet61;havoc DiskPerfDeviceControl_#t~nondet61;DiskPerfDeviceControl_~currentIrpStack__Parameters__DeviceIoControl__OutputBufferLength~0 := DiskPerfDeviceControl_#t~nondet62;havoc DiskPerfDeviceControl_#t~nondet62;DiskPerfDeviceControl_~sizeof__DISK_PERFORMANCE~0 := DiskPerfDeviceControl_#t~nondet63;havoc DiskPerfDeviceControl_#t~nondet63;havoc DiskPerfDeviceControl_~Irp__IoStatus__Information~1;DiskPerfDeviceControl_~deviceExtension__DiskCounters~0 := DiskPerfDeviceControl_#t~nondet64;havoc DiskPerfDeviceControl_#t~nondet64;DiskPerfDeviceControl_~Irp__AssociatedIrp__SystemBuffer~0 := DiskPerfDeviceControl_#t~nondet65;havoc DiskPerfDeviceControl_#t~nondet65;DiskPerfDeviceControl_~deviceExtension__Processors~0 := DiskPerfDeviceControl_#t~nondet66;havoc DiskPerfDeviceControl_#t~nondet66;havoc DiskPerfDeviceControl_~totalCounters__QueueDepth~0;DiskPerfDeviceControl_~deviceExtension__QueueDepth~0 := DiskPerfDeviceControl_#t~nondet67;havoc DiskPerfDeviceControl_#t~nondet67;havoc DiskPerfDeviceControl_~Irp__IoStatus__Status~2;havoc DiskPerfDeviceControl_~deviceExtension~5;havoc DiskPerfDeviceControl_~currentIrpStack~0;havoc DiskPerfDeviceControl_~status~4;havoc DiskPerfDeviceControl_~i~0;havoc DiskPerfDeviceControl_~totalCounters~0;havoc DiskPerfDeviceControl_~diskCounters~0;havoc DiskPerfDeviceControl_~tmp~3;havoc DiskPerfDeviceControl_~__cil_tmp24~0;havoc DiskPerfDeviceControl_~__cil_tmp25~0;havoc DiskPerfDeviceControl_~__cil_tmp26~0;DiskPerfDeviceControl_~deviceExtension~5 := DiskPerfDeviceControl_~DeviceObject__DeviceExtension~5;DiskPerfDeviceControl_~currentIrpStack~0 := DiskPerfDeviceControl_~Irp__Tail__Overlay__CurrentStackLocation~4;DiskPerfDeviceControl_~__cil_tmp24~0 := 32;DiskPerfDeviceControl_~__cil_tmp25~0 := 458752;DiskPerfDeviceControl_~__cil_tmp26~0 := 458784; 432#L387true assume DiskPerfDeviceControl_~currentIrpStack__Parameters__DeviceIoControl__IoControlCode~0 == DiskPerfDeviceControl_~__cil_tmp26~0; 265#L388true assume !(DiskPerfDeviceControl_~currentIrpStack__Parameters__DeviceIoControl__OutputBufferLength~0 < DiskPerfDeviceControl_~sizeof__DISK_PERFORMANCE~0);DiskPerfDeviceControl_~diskCounters~0 := DiskPerfDeviceControl_~deviceExtension__DiskCounters~0; 139#L393true assume !(0 == DiskPerfDeviceControl_~diskCounters~0);DiskPerfDeviceControl_~totalCounters~0 := DiskPerfDeviceControl_~Irp__AssociatedIrp__SystemBuffer~0;DiskPerfDeviceControl_~i~0 := 0; 299#L404-2true [2021-10-28 22:57:49,015 INFO L793 eck$LassoCheckResult]: Loop: 299#L404-2true assume !false; 331#L405true assume !(DiskPerfDeviceControl_~i~0 >= DiskPerfDeviceControl_~deviceExtension__Processors~0);DiskPerfDeviceControl_#t~post68 := DiskPerfDeviceControl_~i~0;DiskPerfDeviceControl_~i~0 := 1 + DiskPerfDeviceControl_#t~post68;havoc DiskPerfDeviceControl_#t~post68; 299#L404-2true [2021-10-28 22:57:49,023 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:57:49,025 INFO L85 PathProgramCache]: Analyzing trace with hash -1895204284, now seen corresponding path program 1 times [2021-10-28 22:57:49,035 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:57:49,036 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1026474459] [2021-10-28 22:57:49,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:57:49,038 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:57:49,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 22:57:49,220 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 22:57:49,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 22:57:49,332 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 22:57:49,346 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:57:49,349 INFO L85 PathProgramCache]: Analyzing trace with hash 4007, now seen corresponding path program 1 times [2021-10-28 22:57:49,349 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:57:49,349 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1865902503] [2021-10-28 22:57:49,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:57:49,351 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:57:49,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 22:57:49,357 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 22:57:49,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 22:57:49,375 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 22:57:49,378 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:57:49,378 INFO L85 PathProgramCache]: Analyzing trace with hash -225180374, now seen corresponding path program 1 times [2021-10-28 22:57:49,378 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:57:49,379 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1147817138] [2021-10-28 22:57:49,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:57:49,379 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:57:49,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 22:57:49,426 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 22:57:49,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 22:57:49,487 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 22:57:49,544 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 22:57:49,545 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 22:57:49,545 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 22:57:49,546 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 22:57:49,546 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-10-28 22:57:49,546 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:57:49,546 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 22:57:49,546 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 22:57:49,547 INFO L133 ssoRankerPreferences]: Filename of dumped script: diskperf_simpl1.cil.c_Iteration1_Loop [2021-10-28 22:57:49,547 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 22:57:49,547 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 22:57:49,568 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:57:49,581 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:57:49,616 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 22:57:49,617 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-10-28 22:57:49,620 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:57:49,620 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a8cd13-2af9-4801-9342-2f13b6b91e04/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:57:49,622 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a8cd13-2af9-4801-9342-2f13b6b91e04/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 22:57:49,628 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 22:57:49,629 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 22:57:49,642 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a8cd13-2af9-4801-9342-2f13b6b91e04/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-10-28 22:57:49,687 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a8cd13-2af9-4801-9342-2f13b6b91e04/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-10-28 22:57:49,688 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:57:49,688 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a8cd13-2af9-4801-9342-2f13b6b91e04/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:57:49,689 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a8cd13-2af9-4801-9342-2f13b6b91e04/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 22:57:49,695 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-28 22:57:49,695 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 22:57:49,722 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a8cd13-2af9-4801-9342-2f13b6b91e04/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-10-28 22:57:49,883 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-10-28 22:57:49,890 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a8cd13-2af9-4801-9342-2f13b6b91e04/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-10-28 22:57:49,891 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 22:57:49,891 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 22:57:49,891 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 22:57:49,891 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 22:57:49,891 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-28 22:57:49,891 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:57:49,891 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 22:57:49,891 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 22:57:49,892 INFO L133 ssoRankerPreferences]: Filename of dumped script: diskperf_simpl1.cil.c_Iteration1_Loop [2021-10-28 22:57:49,892 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 22:57:49,892 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 22:57:49,893 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:57:49,900 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:57:49,922 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 22:57:49,926 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-28 22:57:49,928 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:57:49,928 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a8cd13-2af9-4801-9342-2f13b6b91e04/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:57:49,929 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a8cd13-2af9-4801-9342-2f13b6b91e04/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 22:57:49,935 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 22:57:49,944 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 22:57:49,945 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 22:57:49,945 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 22:57:49,945 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 22:57:49,945 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 22:57:49,949 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 22:57:49,949 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 22:57:49,952 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a8cd13-2af9-4801-9342-2f13b6b91e04/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-10-28 22:57:49,966 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-28 22:57:49,974 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-10-28 22:57:49,974 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-10-28 22:57:49,975 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:57:49,976 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a8cd13-2af9-4801-9342-2f13b6b91e04/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:57:49,977 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a8cd13-2af9-4801-9342-2f13b6b91e04/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 22:57:49,987 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-28 22:57:49,987 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-10-28 22:57:49,988 INFO L513 LassoAnalysis]: Proved termination. [2021-10-28 22:57:49,988 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_DiskPerfDeviceControl_~deviceExtension__Processors~0, ULTIMATE.start_DiskPerfDeviceControl_~i~0) = 1*ULTIMATE.start_DiskPerfDeviceControl_~deviceExtension__Processors~0 - 1*ULTIMATE.start_DiskPerfDeviceControl_~i~0 Supporting invariants [] [2021-10-28 22:57:50,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a8cd13-2af9-4801-9342-2f13b6b91e04/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-10-28 22:57:50,025 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a8cd13-2af9-4801-9342-2f13b6b91e04/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-10-28 22:57:50,027 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-10-28 22:57:50,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:57:50,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:57:50,118 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-28 22:57:50,121 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 22:57:50,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:57:50,186 WARN L261 TraceCheckSpWp]: Trace formula consists of 6 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-28 22:57:50,186 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 22:57:50,195 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 22:57:50,210 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2021-10-28 22:57:50,212 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 506 states, 505 states have (on average 1.5267326732673268) internal successors, (771), 505 states have internal predecessors, (771), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:57:50,293 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a8cd13-2af9-4801-9342-2f13b6b91e04/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-10-28 22:57:50,381 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 506 states, 505 states have (on average 1.5267326732673268) internal successors, (771), 505 states have internal predecessors, (771), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 1042 states and 1559 transitions. Complement of second has 5 states. [2021-10-28 22:57:50,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2021-10-28 22:57:50,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:57:50,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1476 transitions. [2021-10-28 22:57:50,389 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1476 transitions. Stem has 12 letters. Loop has 2 letters. [2021-10-28 22:57:50,390 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 22:57:50,390 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1476 transitions. Stem has 14 letters. Loop has 2 letters. [2021-10-28 22:57:50,390 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 22:57:50,391 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1476 transitions. Stem has 12 letters. Loop has 4 letters. [2021-10-28 22:57:50,391 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 22:57:50,392 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1042 states and 1559 transitions. [2021-10-28 22:57:50,406 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-28 22:57:50,409 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1042 states to 0 states and 0 transitions. [2021-10-28 22:57:50,410 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-28 22:57:50,410 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-28 22:57:50,411 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-28 22:57:50,411 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 22:57:50,411 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 22:57:50,412 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 22:57:50,412 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 22:57:50,412 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-10-28 22:57:50,412 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-10-28 22:57:50,412 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-28 22:57:50,412 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-10-28 22:57:50,418 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.10 10:57:50 BoogieIcfgContainer [2021-10-28 22:57:50,419 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-28 22:57:50,419 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 22:57:50,419 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 22:57:50,420 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 22:57:50,420 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 10:57:48" (3/4) ... [2021-10-28 22:57:50,423 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-28 22:57:50,424 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 22:57:50,426 INFO L168 Benchmark]: Toolchain (without parser) took 4271.92 ms. Allocated memory was 86.0 MB in the beginning and 151.0 MB in the end (delta: 65.0 MB). Free memory was 49.3 MB in the beginning and 95.1 MB in the end (delta: -45.7 MB). Peak memory consumption was 19.2 MB. Max. memory is 16.1 GB. [2021-10-28 22:57:50,426 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 86.0 MB. Free memory was 67.0 MB in the beginning and 67.0 MB in the end (delta: 64.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 22:57:50,427 INFO L168 Benchmark]: CACSL2BoogieTranslator took 593.12 ms. Allocated memory was 86.0 MB in the beginning and 107.0 MB in the end (delta: 21.0 MB). Free memory was 49.1 MB in the beginning and 74.3 MB in the end (delta: -25.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-28 22:57:50,428 INFO L168 Benchmark]: Boogie Procedure Inliner took 157.69 ms. Allocated memory is still 107.0 MB. Free memory was 74.3 MB in the beginning and 64.8 MB in the end (delta: 9.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-28 22:57:50,429 INFO L168 Benchmark]: Boogie Preprocessor took 134.63 ms. Allocated memory is still 107.0 MB. Free memory was 64.8 MB in the beginning and 58.5 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-28 22:57:50,430 INFO L168 Benchmark]: RCFGBuilder took 1799.13 ms. Allocated memory is still 107.0 MB. Free memory was 58.5 MB in the beginning and 55.5 MB in the end (delta: 3.0 MB). Peak memory consumption was 34.6 MB. Max. memory is 16.1 GB. [2021-10-28 22:57:50,431 INFO L168 Benchmark]: BuchiAutomizer took 1576.88 ms. Allocated memory was 107.0 MB in the beginning and 151.0 MB in the end (delta: 44.0 MB). Free memory was 55.5 MB in the beginning and 95.1 MB in the end (delta: -39.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 16.1 GB. [2021-10-28 22:57:50,431 INFO L168 Benchmark]: Witness Printer took 4.49 ms. Allocated memory is still 151.0 MB. Free memory is still 95.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 22:57:50,436 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 86.0 MB. Free memory was 67.0 MB in the beginning and 67.0 MB in the end (delta: 64.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 593.12 ms. Allocated memory was 86.0 MB in the beginning and 107.0 MB in the end (delta: 21.0 MB). Free memory was 49.1 MB in the beginning and 74.3 MB in the end (delta: -25.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 157.69 ms. Allocated memory is still 107.0 MB. Free memory was 74.3 MB in the beginning and 64.8 MB in the end (delta: 9.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 134.63 ms. Allocated memory is still 107.0 MB. Free memory was 64.8 MB in the beginning and 58.5 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1799.13 ms. Allocated memory is still 107.0 MB. Free memory was 58.5 MB in the beginning and 55.5 MB in the end (delta: 3.0 MB). Peak memory consumption was 34.6 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 1576.88 ms. Allocated memory was 107.0 MB in the beginning and 151.0 MB in the end (delta: 44.0 MB). Free memory was 55.5 MB in the beginning and 95.1 MB in the end (delta: -39.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 16.1 GB. * Witness Printer took 4.49 ms. Allocated memory is still 151.0 MB. Free memory is still 95.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function deviceExtension__Processors + -1 * i and consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 1.5s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 1.0s. Construction of modules took 0.0s. Büchi inclusion checks took 0.3s. 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: 754 SDtfs, 754 SDslu, 40 SDs, 0 SdLazy, 3 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT1 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital10 mio100 ax100 hnf100 lsp100 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq160 hnf93 smp100 dnf100 smp100 tf113 neg100 sie111 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 60ms VariablesStem: 0 VariablesLoop: 3 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.2s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-10-28 22:57:50,490 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a8cd13-2af9-4801-9342-2f13b6b91e04/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...