./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/systemc/pc_sfifo_2_false-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_9b2bca69-7d46-4f62-aab6-ce79da6c5552/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_9b2bca69-7d46-4f62-aab6-ce79da6c5552/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_9b2bca69-7d46-4f62-aab6-ce79da6c5552/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_9b2bca69-7d46-4f62-aab6-ce79da6c5552/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/systemc/pc_sfifo_2_false-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_9b2bca69-7d46-4f62-aab6-ce79da6c5552/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_9b2bca69-7d46-4f62-aab6-ce79da6c5552/bin-2019/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash df684da5e5a56662a7be6091ec5bb0a21e1453c5 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-08 19:13:31,753 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 19:13:31,754 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 19:13:31,763 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 19:13:31,763 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 19:13:31,764 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 19:13:31,765 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 19:13:31,766 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 19:13:31,767 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 19:13:31,768 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 19:13:31,768 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 19:13:31,769 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 19:13:31,769 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 19:13:31,770 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 19:13:31,771 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 19:13:31,771 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 19:13:31,772 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 19:13:31,773 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 19:13:31,775 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 19:13:31,776 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 19:13:31,776 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 19:13:31,777 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 19:13:31,779 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 19:13:31,779 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 19:13:31,779 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 19:13:31,780 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 19:13:31,780 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 19:13:31,781 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 19:13:31,782 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 19:13:31,782 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 19:13:31,783 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 19:13:31,783 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 19:13:31,783 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 19:13:31,783 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 19:13:31,784 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 19:13:31,784 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 19:13:31,785 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_9b2bca69-7d46-4f62-aab6-ce79da6c5552/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-08 19:13:31,795 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 19:13:31,795 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 19:13:31,796 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 19:13:31,796 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-08 19:13:31,796 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-08 19:13:31,796 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-08 19:13:31,796 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-08 19:13:31,796 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-08 19:13:31,797 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-08 19:13:31,797 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-08 19:13:31,797 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-08 19:13:31,797 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-08 19:13:31,797 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-08 19:13:31,798 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 19:13:31,798 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 19:13:31,798 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 19:13:31,798 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 19:13:31,798 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 19:13:31,798 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 19:13:31,798 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 19:13:31,799 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 19:13:31,799 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 19:13:31,799 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 19:13:31,799 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 19:13:31,799 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 19:13:31,799 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-08 19:13:31,799 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 19:13:31,799 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-08 19:13:31,799 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-08 19:13:31,800 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 19:13:31,800 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 19:13:31,800 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 19:13:31,800 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-08 19:13:31,800 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 19:13:31,800 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 19:13:31,800 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-08 19:13:31,800 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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/working_dir_9b2bca69-7d46-4f62-aab6-ce79da6c5552/bin-2019/utaipan 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(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan 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 -> df684da5e5a56662a7be6091ec5bb0a21e1453c5 [2018-12-08 19:13:31,823 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 19:13:31,832 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 19:13:31,835 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 19:13:31,836 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 19:13:31,836 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 19:13:31,837 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_9b2bca69-7d46-4f62-aab6-ce79da6c5552/bin-2019/utaipan/../../sv-benchmarks/c/systemc/pc_sfifo_2_false-unreach-call_false-termination.cil.c [2018-12-08 19:13:31,874 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9b2bca69-7d46-4f62-aab6-ce79da6c5552/bin-2019/utaipan/data/4c33b8038/8ea47930c7fe4e2996b75b3581e68600/FLAGc36ba8add [2018-12-08 19:13:32,265 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 19:13:32,265 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_9b2bca69-7d46-4f62-aab6-ce79da6c5552/sv-benchmarks/c/systemc/pc_sfifo_2_false-unreach-call_false-termination.cil.c [2018-12-08 19:13:32,270 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9b2bca69-7d46-4f62-aab6-ce79da6c5552/bin-2019/utaipan/data/4c33b8038/8ea47930c7fe4e2996b75b3581e68600/FLAGc36ba8add [2018-12-08 19:13:32,277 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_9b2bca69-7d46-4f62-aab6-ce79da6c5552/bin-2019/utaipan/data/4c33b8038/8ea47930c7fe4e2996b75b3581e68600 [2018-12-08 19:13:32,279 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 19:13:32,280 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 19:13:32,281 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 19:13:32,281 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 19:13:32,283 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 19:13:32,283 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 07:13:32" (1/1) ... [2018-12-08 19:13:32,285 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2bf82b32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:13:32, skipping insertion in model container [2018-12-08 19:13:32,285 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 07:13:32" (1/1) ... [2018-12-08 19:13:32,289 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 19:13:32,303 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 19:13:32,402 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 19:13:32,404 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 19:13:32,425 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 19:13:32,434 INFO L195 MainTranslator]: Completed translation [2018-12-08 19:13:32,434 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:13:32 WrapperNode [2018-12-08 19:13:32,434 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 19:13:32,435 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 19:13:32,435 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 19:13:32,435 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 19:13:32,440 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:13:32" (1/1) ... [2018-12-08 19:13:32,444 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:13:32" (1/1) ... [2018-12-08 19:13:32,448 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 19:13:32,449 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 19:13:32,449 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 19:13:32,449 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 19:13:32,483 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:13:32" (1/1) ... [2018-12-08 19:13:32,484 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:13:32" (1/1) ... [2018-12-08 19:13:32,485 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:13:32" (1/1) ... [2018-12-08 19:13:32,485 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:13:32" (1/1) ... [2018-12-08 19:13:32,489 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:13:32" (1/1) ... [2018-12-08 19:13:32,494 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:13:32" (1/1) ... [2018-12-08 19:13:32,495 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:13:32" (1/1) ... [2018-12-08 19:13:32,496 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 19:13:32,497 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 19:13:32,497 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 19:13:32,497 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 19:13:32,497 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:13:32" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9b2bca69-7d46-4f62-aab6-ce79da6c5552/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-08 19:13:32,528 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2018-12-08 19:13:32,528 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2018-12-08 19:13:32,529 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2018-12-08 19:13:32,529 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2018-12-08 19:13:32,529 INFO L130 BoogieDeclarations]: Found specification of procedure update_fifo_q [2018-12-08 19:13:32,529 INFO L138 BoogieDeclarations]: Found implementation of procedure update_fifo_q [2018-12-08 19:13:32,529 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2018-12-08 19:13:32,529 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2018-12-08 19:13:32,529 INFO L130 BoogieDeclarations]: Found specification of procedure init_threads [2018-12-08 19:13:32,529 INFO L138 BoogieDeclarations]: Found implementation of procedure init_threads [2018-12-08 19:13:32,529 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-08 19:13:32,530 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-08 19:13:32,530 INFO L130 BoogieDeclarations]: Found specification of procedure do_write_p [2018-12-08 19:13:32,530 INFO L138 BoogieDeclarations]: Found implementation of procedure do_write_p [2018-12-08 19:13:32,530 INFO L130 BoogieDeclarations]: Found specification of procedure error [2018-12-08 19:13:32,530 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2018-12-08 19:13:32,530 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-08 19:13:32,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-08 19:13:32,530 INFO L130 BoogieDeclarations]: Found specification of procedure stop_simulation [2018-12-08 19:13:32,530 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_simulation [2018-12-08 19:13:32,530 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2018-12-08 19:13:32,531 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2018-12-08 19:13:32,531 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_read_c_triggered [2018-12-08 19:13:32,531 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_read_c_triggered [2018-12-08 19:13:32,531 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2018-12-08 19:13:32,531 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2018-12-08 19:13:32,531 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2018-12-08 19:13:32,531 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2018-12-08 19:13:32,531 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2018-12-08 19:13:32,531 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2018-12-08 19:13:32,531 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 19:13:32,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 19:13:32,532 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_write_p_triggered [2018-12-08 19:13:32,532 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_write_p_triggered [2018-12-08 19:13:32,532 INFO L130 BoogieDeclarations]: Found specification of procedure do_read_c [2018-12-08 19:13:32,532 INFO L138 BoogieDeclarations]: Found implementation of procedure do_read_c [2018-12-08 19:13:32,532 INFO L130 BoogieDeclarations]: Found specification of procedure init_model [2018-12-08 19:13:32,532 INFO L138 BoogieDeclarations]: Found implementation of procedure init_model [2018-12-08 19:13:32,749 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 19:13:32,749 INFO L280 CfgBuilder]: Removed 4 assue(true) statements. [2018-12-08 19:13:32,749 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 07:13:32 BoogieIcfgContainer [2018-12-08 19:13:32,749 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 19:13:32,750 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-08 19:13:32,750 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-08 19:13:32,752 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-08 19:13:32,752 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.12 07:13:32" (1/3) ... [2018-12-08 19:13:32,753 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3722bcb9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 07:13:32, skipping insertion in model container [2018-12-08 19:13:32,753 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:13:32" (2/3) ... [2018-12-08 19:13:32,753 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3722bcb9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 07:13:32, skipping insertion in model container [2018-12-08 19:13:32,753 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 07:13:32" (3/3) ... [2018-12-08 19:13:32,754 INFO L112 eAbstractionObserver]: Analyzing ICFG pc_sfifo_2_false-unreach-call_false-termination.cil.c [2018-12-08 19:13:32,760 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-08 19:13:32,765 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-08 19:13:32,775 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-08 19:13:32,795 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-08 19:13:32,795 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-08 19:13:32,795 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-08 19:13:32,795 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-08 19:13:32,795 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-08 19:13:32,795 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-08 19:13:32,795 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-08 19:13:32,795 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-08 19:13:32,808 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states. [2018-12-08 19:13:32,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-12-08 19:13:32,813 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 19:13:32,813 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 19:13:32,814 INFO L423 AbstractCegarLoop]: === Iteration 1 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 19:13:32,817 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 19:13:32,818 INFO L82 PathProgramCache]: Analyzing trace with hash -1379244889, now seen corresponding path program 1 times [2018-12-08 19:13:32,819 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 19:13:32,848 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 19:13:32,848 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 19:13:32,848 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 19:13:32,848 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 19:13:32,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:13:32,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:13:32,978 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 19:13:32,978 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-08 19:13:32,978 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 19:13:32,982 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-08 19:13:32,989 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-08 19:13:32,989 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-08 19:13:32,991 INFO L87 Difference]: Start difference. First operand 131 states. Second operand 5 states. [2018-12-08 19:13:33,351 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 19:13:33,352 INFO L93 Difference]: Finished difference Result 382 states and 551 transitions. [2018-12-08 19:13:33,352 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-08 19:13:33,353 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 70 [2018-12-08 19:13:33,354 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 19:13:33,363 INFO L225 Difference]: With dead ends: 382 [2018-12-08 19:13:33,363 INFO L226 Difference]: Without dead ends: 254 [2018-12-08 19:13:33,366 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-12-08 19:13:33,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 254 states. [2018-12-08 19:13:33,410 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 254 to 234. [2018-12-08 19:13:33,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 234 states. [2018-12-08 19:13:33,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 234 states and 306 transitions. [2018-12-08 19:13:33,414 INFO L78 Accepts]: Start accepts. Automaton has 234 states and 306 transitions. Word has length 70 [2018-12-08 19:13:33,414 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 19:13:33,414 INFO L480 AbstractCegarLoop]: Abstraction has 234 states and 306 transitions. [2018-12-08 19:13:33,414 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-08 19:13:33,414 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 306 transitions. [2018-12-08 19:13:33,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-12-08 19:13:33,416 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 19:13:33,416 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 19:13:33,417 INFO L423 AbstractCegarLoop]: === Iteration 2 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 19:13:33,417 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 19:13:33,417 INFO L82 PathProgramCache]: Analyzing trace with hash 982618983, now seen corresponding path program 1 times [2018-12-08 19:13:33,417 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 19:13:33,418 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 19:13:33,418 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 19:13:33,418 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 19:13:33,418 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 19:13:33,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:13:33,490 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:13:33,490 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 19:13:33,490 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-08 19:13:33,490 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 19:13:33,491 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-08 19:13:33,491 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-08 19:13:33,491 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-08 19:13:33,492 INFO L87 Difference]: Start difference. First operand 234 states and 306 transitions. Second operand 6 states. [2018-12-08 19:13:33,938 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 19:13:33,938 INFO L93 Difference]: Finished difference Result 631 states and 846 transitions. [2018-12-08 19:13:33,939 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-08 19:13:33,939 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 70 [2018-12-08 19:13:33,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 19:13:33,941 INFO L225 Difference]: With dead ends: 631 [2018-12-08 19:13:33,941 INFO L226 Difference]: Without dead ends: 424 [2018-12-08 19:13:33,942 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2018-12-08 19:13:33,943 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 424 states. [2018-12-08 19:13:33,967 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 424 to 360. [2018-12-08 19:13:33,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 360 states. [2018-12-08 19:13:33,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 360 states and 476 transitions. [2018-12-08 19:13:33,968 INFO L78 Accepts]: Start accepts. Automaton has 360 states and 476 transitions. Word has length 70 [2018-12-08 19:13:33,969 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 19:13:33,969 INFO L480 AbstractCegarLoop]: Abstraction has 360 states and 476 transitions. [2018-12-08 19:13:33,969 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-08 19:13:33,969 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 476 transitions. [2018-12-08 19:13:33,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-12-08 19:13:33,970 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 19:13:33,970 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 19:13:33,970 INFO L423 AbstractCegarLoop]: === Iteration 3 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 19:13:33,970 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 19:13:33,970 INFO L82 PathProgramCache]: Analyzing trace with hash 629530601, now seen corresponding path program 1 times [2018-12-08 19:13:33,970 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 19:13:33,971 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 19:13:33,971 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 19:13:33,971 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 19:13:33,971 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 19:13:33,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:13:34,023 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:13:34,024 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 19:13:34,024 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-08 19:13:34,024 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 19:13:34,024 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-08 19:13:34,024 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-08 19:13:34,025 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-08 19:13:34,025 INFO L87 Difference]: Start difference. First operand 360 states and 476 transitions. Second operand 6 states. [2018-12-08 19:13:34,057 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 19:13:34,057 INFO L93 Difference]: Finished difference Result 687 states and 910 transitions. [2018-12-08 19:13:34,057 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-08 19:13:34,057 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 70 [2018-12-08 19:13:34,058 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 19:13:34,059 INFO L225 Difference]: With dead ends: 687 [2018-12-08 19:13:34,059 INFO L226 Difference]: Without dead ends: 370 [2018-12-08 19:13:34,060 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-12-08 19:13:34,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 370 states. [2018-12-08 19:13:34,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 370 to 365. [2018-12-08 19:13:34,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 365 states. [2018-12-08 19:13:34,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 365 states and 479 transitions. [2018-12-08 19:13:34,077 INFO L78 Accepts]: Start accepts. Automaton has 365 states and 479 transitions. Word has length 70 [2018-12-08 19:13:34,077 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 19:13:34,077 INFO L480 AbstractCegarLoop]: Abstraction has 365 states and 479 transitions. [2018-12-08 19:13:34,077 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-08 19:13:34,077 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 479 transitions. [2018-12-08 19:13:34,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-12-08 19:13:34,078 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 19:13:34,078 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 19:13:34,079 INFO L423 AbstractCegarLoop]: === Iteration 4 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 19:13:34,079 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 19:13:34,079 INFO L82 PathProgramCache]: Analyzing trace with hash -1614452697, now seen corresponding path program 1 times [2018-12-08 19:13:34,079 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 19:13:34,080 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 19:13:34,080 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 19:13:34,080 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 19:13:34,080 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 19:13:34,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:13:34,114 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:13:34,114 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 19:13:34,114 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-08 19:13:34,114 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 19:13:34,114 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-08 19:13:34,114 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-08 19:13:34,114 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-08 19:13:34,115 INFO L87 Difference]: Start difference. First operand 365 states and 479 transitions. Second operand 4 states. [2018-12-08 19:13:34,208 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 19:13:34,208 INFO L93 Difference]: Finished difference Result 994 states and 1322 transitions. [2018-12-08 19:13:34,209 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-08 19:13:34,209 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 70 [2018-12-08 19:13:34,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 19:13:34,211 INFO L225 Difference]: With dead ends: 994 [2018-12-08 19:13:34,211 INFO L226 Difference]: Without dead ends: 672 [2018-12-08 19:13:34,212 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-08 19:13:34,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 672 states. [2018-12-08 19:13:34,233 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 672 to 652. [2018-12-08 19:13:34,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 652 states. [2018-12-08 19:13:34,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 652 states and 835 transitions. [2018-12-08 19:13:34,235 INFO L78 Accepts]: Start accepts. Automaton has 652 states and 835 transitions. Word has length 70 [2018-12-08 19:13:34,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 19:13:34,235 INFO L480 AbstractCegarLoop]: Abstraction has 652 states and 835 transitions. [2018-12-08 19:13:34,235 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-08 19:13:34,235 INFO L276 IsEmpty]: Start isEmpty. Operand 652 states and 835 transitions. [2018-12-08 19:13:34,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-12-08 19:13:34,236 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 19:13:34,236 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 19:13:34,237 INFO L423 AbstractCegarLoop]: === Iteration 5 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 19:13:34,237 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 19:13:34,237 INFO L82 PathProgramCache]: Analyzing trace with hash 909043624, now seen corresponding path program 1 times [2018-12-08 19:13:34,237 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 19:13:34,238 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 19:13:34,238 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 19:13:34,238 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 19:13:34,238 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 19:13:34,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:13:34,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:13:34,270 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 19:13:34,270 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-08 19:13:34,270 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 19:13:34,271 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-08 19:13:34,271 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-08 19:13:34,271 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-08 19:13:34,271 INFO L87 Difference]: Start difference. First operand 652 states and 835 transitions. Second operand 6 states. [2018-12-08 19:13:34,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 19:13:34,312 INFO L93 Difference]: Finished difference Result 1282 states and 1641 transitions. [2018-12-08 19:13:34,312 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-08 19:13:34,312 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 70 [2018-12-08 19:13:34,312 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 19:13:34,314 INFO L225 Difference]: With dead ends: 1282 [2018-12-08 19:13:34,315 INFO L226 Difference]: Without dead ends: 673 [2018-12-08 19:13:34,316 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-12-08 19:13:34,316 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 673 states. [2018-12-08 19:13:34,335 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 673 to 667. [2018-12-08 19:13:34,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 667 states. [2018-12-08 19:13:34,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 667 states and 847 transitions. [2018-12-08 19:13:34,338 INFO L78 Accepts]: Start accepts. Automaton has 667 states and 847 transitions. Word has length 70 [2018-12-08 19:13:34,338 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 19:13:34,338 INFO L480 AbstractCegarLoop]: Abstraction has 667 states and 847 transitions. [2018-12-08 19:13:34,338 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-08 19:13:34,338 INFO L276 IsEmpty]: Start isEmpty. Operand 667 states and 847 transitions. [2018-12-08 19:13:34,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-12-08 19:13:34,339 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 19:13:34,339 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 19:13:34,339 INFO L423 AbstractCegarLoop]: === Iteration 6 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 19:13:34,340 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 19:13:34,340 INFO L82 PathProgramCache]: Analyzing trace with hash 1049592234, now seen corresponding path program 1 times [2018-12-08 19:13:34,340 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 19:13:34,341 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 19:13:34,341 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 19:13:34,341 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 19:13:34,341 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 19:13:34,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:13:34,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:13:34,398 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 19:13:34,398 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-08 19:13:34,398 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 19:13:34,398 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-08 19:13:34,398 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-08 19:13:34,398 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-08 19:13:34,398 INFO L87 Difference]: Start difference. First operand 667 states and 847 transitions. Second operand 6 states. [2018-12-08 19:13:34,836 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 19:13:34,837 INFO L93 Difference]: Finished difference Result 1362 states and 1717 transitions. [2018-12-08 19:13:34,837 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-12-08 19:13:34,837 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 70 [2018-12-08 19:13:34,837 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 19:13:34,840 INFO L225 Difference]: With dead ends: 1362 [2018-12-08 19:13:34,840 INFO L226 Difference]: Without dead ends: 833 [2018-12-08 19:13:34,841 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2018-12-08 19:13:34,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 833 states. [2018-12-08 19:13:34,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 833 to 683. [2018-12-08 19:13:34,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 683 states. [2018-12-08 19:13:34,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 683 states and 856 transitions. [2018-12-08 19:13:34,863 INFO L78 Accepts]: Start accepts. Automaton has 683 states and 856 transitions. Word has length 70 [2018-12-08 19:13:34,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 19:13:34,864 INFO L480 AbstractCegarLoop]: Abstraction has 683 states and 856 transitions. [2018-12-08 19:13:34,864 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-08 19:13:34,864 INFO L276 IsEmpty]: Start isEmpty. Operand 683 states and 856 transitions. [2018-12-08 19:13:34,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-12-08 19:13:34,864 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 19:13:34,864 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 19:13:34,865 INFO L423 AbstractCegarLoop]: === Iteration 7 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 19:13:34,865 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 19:13:34,865 INFO L82 PathProgramCache]: Analyzing trace with hash 231943784, now seen corresponding path program 1 times [2018-12-08 19:13:34,865 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 19:13:34,865 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 19:13:34,866 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 19:13:34,866 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 19:13:34,866 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 19:13:34,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 19:13:34,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 19:13:34,903 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2018-12-08 19:13:34,949 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.12 07:13:34 BoogieIcfgContainer [2018-12-08 19:13:34,949 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-08 19:13:34,949 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 19:13:34,949 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 19:13:34,949 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 19:13:34,950 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 07:13:32" (3/4) ... [2018-12-08 19:13:34,951 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-12-08 19:13:34,998 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_9b2bca69-7d46-4f62-aab6-ce79da6c5552/bin-2019/utaipan/witness.graphml [2018-12-08 19:13:34,998 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 19:13:34,999 INFO L168 Benchmark]: Toolchain (without parser) took 2719.50 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 171.4 MB). Free memory was 958.8 MB in the beginning and 1.0 GB in the end (delta: -89.5 MB). Peak memory consumption was 81.9 MB. Max. memory is 11.5 GB. [2018-12-08 19:13:35,000 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 19:13:35,000 INFO L168 Benchmark]: CACSL2BoogieTranslator took 154.06 ms. Allocated memory is still 1.0 GB. Free memory was 958.8 MB in the beginning and 942.7 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-12-08 19:13:35,000 INFO L168 Benchmark]: Boogie Procedure Inliner took 13.57 ms. Allocated memory is still 1.0 GB. Free memory is still 942.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 19:13:35,000 INFO L168 Benchmark]: Boogie Preprocessor took 47.93 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.9 MB). Free memory was 942.7 MB in the beginning and 1.1 GB in the end (delta: -169.4 MB). Peak memory consumption was 13.0 MB. Max. memory is 11.5 GB. [2018-12-08 19:13:35,000 INFO L168 Benchmark]: RCFGBuilder took 252.77 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 30.4 MB). Peak memory consumption was 30.4 MB. Max. memory is 11.5 GB. [2018-12-08 19:13:35,001 INFO L168 Benchmark]: TraceAbstraction took 2198.99 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 54.5 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 27.2 MB). Peak memory consumption was 81.7 MB. Max. memory is 11.5 GB. [2018-12-08 19:13:35,001 INFO L168 Benchmark]: Witness Printer took 49.39 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 6.2 MB). Peak memory consumption was 6.2 MB. Max. memory is 11.5 GB. [2018-12-08 19:13:35,002 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 154.06 ms. Allocated memory is still 1.0 GB. Free memory was 958.8 MB in the beginning and 942.7 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 13.57 ms. Allocated memory is still 1.0 GB. Free memory is still 942.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 47.93 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.9 MB). Free memory was 942.7 MB in the beginning and 1.1 GB in the end (delta: -169.4 MB). Peak memory consumption was 13.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 252.77 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 30.4 MB). Peak memory consumption was 30.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 2198.99 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 54.5 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 27.2 MB). Peak memory consumption was 81.7 MB. Max. memory is 11.5 GB. * Witness Printer took 49.39 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 6.2 MB). Peak memory consumption was 6.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 10]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L15] int q_buf_0 ; [L16] int q_free ; [L17] int q_read_ev ; [L18] int q_write_ev ; [L19] int q_req_up ; [L20] int q_ev ; [L41] int p_num_write ; [L42] int p_last_write ; [L43] int p_dw_st ; [L44] int p_dw_pc ; [L45] int p_dw_i ; [L46] int c_num_read ; [L47] int c_last_read ; [L48] int c_dr_st ; [L49] int c_dr_pc ; [L50] int c_dr_i ; [L154] static int a_t ; VAL [\old(a_t)=11, \old(c_dr_i)=3, \old(c_dr_pc)=13, \old(c_dr_st)=17, \old(c_last_read)=5, \old(c_num_read)=6, \old(p_dw_i)=4, \old(p_dw_pc)=15, \old(p_dw_st)=9, \old(p_last_write)=19, \old(p_num_write)=7, \old(q_buf_0)=10, \old(q_ev)=16, \old(q_free)=18, \old(q_read_ev)=14, \old(q_req_up)=12, \old(q_write_ev)=8, a_t=0, c_dr_i=0, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=0, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=0, q_read_ev=0, q_req_up=0, q_write_ev=0] [L456] int __retres1 ; VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=0, \old(q_read_ev)=0, \old(q_req_up)=0, \old(q_write_ev)=0, a_t=0, c_dr_i=0, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=0, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=0, q_read_ev=0, q_req_up=0, q_write_ev=0] [L460] CALL init_model() VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=0, \old(q_read_ev)=0, \old(q_req_up)=0, \old(q_write_ev)=0, a_t=0, c_dr_i=0, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=0, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=0, q_read_ev=0, q_req_up=0, q_write_ev=0] [L442] q_free = 1 [L443] q_write_ev = 2 [L444] q_read_ev = q_write_ev [L445] p_num_write = 0 [L446] p_dw_pc = 0 [L447] p_dw_i = 1 [L448] c_num_read = 0 [L449] c_dr_pc = 0 [L450] c_dr_i = 1 VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=0, \old(q_read_ev)=0, \old(q_req_up)=0, \old(q_write_ev)=0, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L460] RET init_model() VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=0, \old(q_read_ev)=0, \old(q_req_up)=0, \old(q_write_ev)=0, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L461] CALL start_simulation() VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L396] int kernel_st ; [L397] int tmp ; [L401] kernel_st = 0 VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, kernel_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L402] CALL update_channels() VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L212] COND FALSE !((int )q_req_up == 1) VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L402] RET update_channels() VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, kernel_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L403] CALL init_threads() VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L227] COND TRUE (int )p_dw_i == 1 [L228] p_dw_st = 0 VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L232] COND TRUE (int )c_dr_i == 1 [L233] c_dr_st = 0 VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L403] RET init_threads() VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, kernel_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L404] CALL fire_delta_events() VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L265] COND FALSE !((int )q_read_ev == 0) VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L270] COND FALSE !((int )q_write_ev == 0) VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L404] RET fire_delta_events() VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, kernel_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L405] CALL activate_threads() VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L298] int tmp ; [L299] int tmp___0 ; VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L303] CALL, EXPR is_do_write_p_triggered() VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L52] int __retres1 ; VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L55] COND FALSE !((int )p_dw_pc == 1) VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L65] __retres1 = 0 VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, __retres1=0, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L67] return (__retres1); VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, \result=0, __retres1=0, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L303] RET, EXPR is_do_write_p_triggered() VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, is_do_write_p_triggered()=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L303] tmp = is_do_write_p_triggered() [L305] COND FALSE !(\read(tmp)) VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, tmp=0] [L311] CALL, EXPR is_do_read_c_triggered() VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L71] int __retres1 ; VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L74] COND FALSE !((int )c_dr_pc == 1) VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L84] __retres1 = 0 VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, __retres1=0, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L86] return (__retres1); VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, \result=0, __retres1=0, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L311] RET, EXPR is_do_read_c_triggered() VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, is_do_read_c_triggered()=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, tmp=0] [L311] tmp___0 = is_do_read_c_triggered() [L313] COND FALSE !(\read(tmp___0)) VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, tmp=0, tmp___0=0] [L405] RET activate_threads() VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, kernel_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L406] CALL reset_delta_events() VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L283] COND FALSE !((int )q_read_ev == 1) VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L288] COND FALSE !((int )q_write_ev == 1) VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L406] RET reset_delta_events() VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, kernel_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L409] COND TRUE 1 VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, kernel_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L412] kernel_st = 1 VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, kernel_st=1, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L413] CALL eval() VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L323] int tmp ; [L324] int tmp___0 ; [L325] int tmp___1 ; VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L329] COND TRUE 1 VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L332] CALL, EXPR exists_runnable_thread() VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L242] int __retres1 ; VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L245] COND TRUE (int )p_dw_st == 0 [L246] __retres1 = 1 VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, __retres1=1, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L258] return (__retres1); VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, \result=1, __retres1=1, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L332] RET, EXPR exists_runnable_thread() VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, exists_runnable_thread()=1, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L332] tmp___1 = exists_runnable_thread() [L334] COND TRUE \read(tmp___1) VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, tmp___1=1] [L339] COND TRUE (int )p_dw_st == 0 [L341] tmp = __VERIFIER_nondet_int() [L343] COND FALSE !(\read(tmp)) VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, tmp=0, tmp___1=1] [L349] CALL error() VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L10] __VERIFIER_error() VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 19 procedures, 131 locations, 1 error locations. UNSAFE Result, 2.1s OverallTime, 7 OverallIterations, 1 TraceHistogramMax, 1.4s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1187 SDtfs, 1360 SDslu, 1917 SDs, 0 SdLazy, 1726 SolverSat, 407 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 63 GetRequests, 31 SyntacticMatches, 1 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=683occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 6 MinimizatonAttempts, 265 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 490 NumberOfCodeBlocks, 490 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 414 ConstructedInterpolants, 0 QuantifiedInterpolants, 43608 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...