./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix034_power.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_6a310c9c-144c-4637-b577-f8a68813eaeb/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_6a310c9c-144c-4637-b577-f8a68813eaeb/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_6a310c9c-144c-4637-b577-f8a68813eaeb/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_6a310c9c-144c-4637-b577-f8a68813eaeb/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix034_power.opt.i -s /tmp/vcloud-vcloud-master/worker/run_dir_6a310c9c-144c-4637-b577-f8a68813eaeb/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_6a310c9c-144c-4637-b577-f8a68813eaeb/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash dbd5c865a32128440510669f4c145803757a745a ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 0.2.0-a4ecdab [2020-11-28 02:58:48,696 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 02:58:48,700 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 02:58:48,767 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 02:58:48,769 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 02:58:48,775 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 02:58:48,779 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 02:58:48,783 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 02:58:48,786 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 02:58:48,800 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 02:58:48,802 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 02:58:48,804 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 02:58:48,804 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 02:58:48,808 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 02:58:48,810 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 02:58:48,813 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 02:58:48,814 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 02:58:48,816 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 02:58:48,822 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 02:58:48,831 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 02:58:48,834 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 02:58:48,837 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 02:58:48,839 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 02:58:48,841 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 02:58:48,851 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 02:58:48,851 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 02:58:48,852 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 02:58:48,854 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 02:58:48,855 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 02:58:48,856 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 02:58:48,857 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 02:58:48,858 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 02:58:48,860 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 02:58:48,861 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 02:58:48,862 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 02:58:48,863 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 02:58:48,863 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 02:58:48,863 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 02:58:48,864 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 02:58:48,865 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 02:58:48,865 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 02:58:48,870 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_6a310c9c-144c-4637-b577-f8a68813eaeb/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-11-28 02:58:48,914 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 02:58:48,915 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 02:58:48,917 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 02:58:48,917 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 02:58:48,918 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 02:58:48,918 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 02:58:48,918 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 02:58:48,919 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 02:58:48,919 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 02:58:48,919 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 02:58:48,920 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 02:58:48,921 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 02:58:48,921 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 02:58:48,921 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 02:58:48,922 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 02:58:48,922 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 02:58:48,922 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 02:58:48,923 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 02:58:48,923 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 02:58:48,923 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 02:58:48,923 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 02:58:48,924 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 02:58:48,924 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 02:58:48,924 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 02:58:48,924 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 02:58:48,925 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-28 02:58:48,925 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 02:58:48,925 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 02:58:48,926 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 02:58:48,926 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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-vcloud-master/worker/run_dir_6a310c9c-144c-4637-b577-f8a68813eaeb/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_6a310c9c-144c-4637-b577-f8a68813eaeb/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dbd5c865a32128440510669f4c145803757a745a [2020-11-28 02:58:49,277 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 02:58:49,319 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 02:58:49,323 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 02:58:49,324 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 02:58:49,325 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 02:58:49,327 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_6a310c9c-144c-4637-b577-f8a68813eaeb/bin/uautomizer/../../sv-benchmarks/c/pthread-wmm/mix034_power.opt.i [2020-11-28 02:58:49,438 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6a310c9c-144c-4637-b577-f8a68813eaeb/bin/uautomizer/data/79031e7cc/824e33a9d3a841f3bcc7e9526f23e822/FLAG6d5a9c40d [2020-11-28 02:58:50,217 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 02:58:50,217 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_6a310c9c-144c-4637-b577-f8a68813eaeb/sv-benchmarks/c/pthread-wmm/mix034_power.opt.i [2020-11-28 02:58:50,233 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6a310c9c-144c-4637-b577-f8a68813eaeb/bin/uautomizer/data/79031e7cc/824e33a9d3a841f3bcc7e9526f23e822/FLAG6d5a9c40d [2020-11-28 02:58:50,456 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_6a310c9c-144c-4637-b577-f8a68813eaeb/bin/uautomizer/data/79031e7cc/824e33a9d3a841f3bcc7e9526f23e822 [2020-11-28 02:58:50,458 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 02:58:50,460 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 02:58:50,466 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 02:58:50,467 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 02:58:50,470 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 02:58:50,475 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:58:50" (1/1) ... [2020-11-28 02:58:50,477 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e488e12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:50, skipping insertion in model container [2020-11-28 02:58:50,478 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:58:50" (1/1) ... [2020-11-28 02:58:50,485 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 02:58:50,560 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 02:58:51,162 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 02:58:51,176 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 02:58:51,262 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 02:58:51,349 INFO L208 MainTranslator]: Completed translation [2020-11-28 02:58:51,350 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:51 WrapperNode [2020-11-28 02:58:51,350 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 02:58:51,351 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 02:58:51,352 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 02:58:51,352 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 02:58:51,361 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:51" (1/1) ... [2020-11-28 02:58:51,403 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:51" (1/1) ... [2020-11-28 02:58:51,444 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 02:58:51,445 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 02:58:51,446 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 02:58:51,447 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 02:58:51,455 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:51" (1/1) ... [2020-11-28 02:58:51,455 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:51" (1/1) ... [2020-11-28 02:58:51,469 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:51" (1/1) ... [2020-11-28 02:58:51,472 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:51" (1/1) ... [2020-11-28 02:58:51,481 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:51" (1/1) ... [2020-11-28 02:58:51,498 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:51" (1/1) ... [2020-11-28 02:58:51,501 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:51" (1/1) ... [2020-11-28 02:58:51,518 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 02:58:51,519 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 02:58:51,519 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 02:58:51,519 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 02:58:51,520 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:51" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_6a310c9c-144c-4637-b577-f8a68813eaeb/bin/uautomizer/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 [2020-11-28 02:58:51,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-28 02:58:51,616 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-11-28 02:58:51,617 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 02:58:51,618 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-28 02:58:51,618 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-11-28 02:58:51,619 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-11-28 02:58:51,619 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-11-28 02:58:51,619 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-11-28 02:58:51,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 02:58:51,620 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-11-28 02:58:51,621 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 02:58:51,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 02:58:51,623 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-11-28 02:58:54,112 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 02:58:54,112 INFO L298 CfgBuilder]: Removed 14 assume(true) statements. [2020-11-28 02:58:54,114 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:58:54 BoogieIcfgContainer [2020-11-28 02:58:54,114 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 02:58:54,117 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-28 02:58:54,117 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-28 02:58:54,120 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-28 02:58:54,121 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 02:58:50" (1/3) ... [2020-11-28 02:58:54,122 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@355b37c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:58:54, skipping insertion in model container [2020-11-28 02:58:54,122 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:51" (2/3) ... [2020-11-28 02:58:54,122 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@355b37c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:58:54, skipping insertion in model container [2020-11-28 02:58:54,122 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:58:54" (3/3) ... [2020-11-28 02:58:54,124 INFO L111 eAbstractionObserver]: Analyzing ICFG mix034_power.opt.i [2020-11-28 02:58:54,135 WARN L153 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-11-28 02:58:54,136 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-28 02:58:54,141 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2020-11-28 02:58:54,142 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-11-28 02:58:54,185 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,185 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,185 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,185 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,186 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,186 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,186 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,186 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,187 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,187 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,187 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,187 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,188 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,188 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,188 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,188 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,189 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,189 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,189 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,189 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,190 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,191 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,191 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,191 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,192 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,192 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,192 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,192 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,193 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,194 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,194 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,194 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,194 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,195 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,195 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,196 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,196 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,196 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,196 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,197 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,197 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,197 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,197 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,197 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,198 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,198 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,198 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,198 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,198 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,199 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,199 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,199 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,199 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,199 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,199 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,200 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,200 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,200 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,200 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,201 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,201 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,201 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,201 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,201 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,202 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,204 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,204 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,204 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,205 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,205 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,205 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,205 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,206 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,206 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,208 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,208 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,208 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,209 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,209 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,209 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,209 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,210 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,211 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,211 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,211 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,212 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,212 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,212 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,214 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,215 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,215 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,215 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,215 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,216 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,216 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,216 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,216 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,216 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,217 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,217 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,217 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,217 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,218 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,218 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,218 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,218 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,219 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,219 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,219 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,219 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,220 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,220 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,220 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,220 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,220 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,221 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,221 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,221 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,221 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,222 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,222 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 02:58:54,225 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2020-11-28 02:58:54,237 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-11-28 02:58:54,270 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-28 02:58:54,270 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-28 02:58:54,270 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-28 02:58:54,270 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-28 02:58:54,271 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-28 02:58:54,271 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-28 02:58:54,271 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-28 02:58:54,271 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-28 02:58:54,291 INFO L129 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-11-28 02:58:54,294 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 93 places, 89 transitions, 188 flow [2020-11-28 02:58:54,297 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 93 places, 89 transitions, 188 flow [2020-11-28 02:58:54,299 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 93 places, 89 transitions, 188 flow [2020-11-28 02:58:54,371 INFO L129 PetriNetUnfolder]: 3/87 cut-off events. [2020-11-28 02:58:54,371 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-11-28 02:58:54,376 INFO L80 FinitePrefix]: Finished finitePrefix Result has 94 conditions, 87 events. 3/87 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 57 event pairs, 0 based on Foata normal form. 0/82 useless extension candidates. Maximal degree in co-relation 52. Up to 2 conditions per place. [2020-11-28 02:58:54,381 INFO L116 LiptonReduction]: Number of co-enabled transitions 1194 [2020-11-28 02:58:54,865 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 44 [2020-11-28 02:58:55,159 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 4, 2, 5, 3, 3, 2, 1] term [2020-11-28 02:58:55,159 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-28 02:58:55,162 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 4, 3, 4, 3, 3, 2, 1] term [2020-11-28 02:58:55,162 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-28 02:58:55,164 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 3, 2, 4, 3, 3, 2, 1] term [2020-11-28 02:58:55,165 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-28 02:58:55,295 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 2, 1] term [2020-11-28 02:58:55,296 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 02:58:55,447 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 2, 3, 2, 1] term [2020-11-28 02:58:55,448 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 02:58:55,465 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 3, 2, 4, 3, 3, 2, 1] term [2020-11-28 02:58:55,466 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-11-28 02:58:55,468 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 4, 3, 4, 3, 3, 2, 1] term [2020-11-28 02:58:55,468 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-11-28 02:58:55,471 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 3, 2, 4, 3, 3, 2, 1] term [2020-11-28 02:58:55,471 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-11-28 02:58:55,475 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 5, 3, 3, 2, 1] term [2020-11-28 02:58:55,479 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-28 02:58:55,485 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 3, 5, 3, 6, 3, 4, 3, 4, 3, 3, 2, 1] term [2020-11-28 02:58:55,485 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-28 02:58:55,488 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 2, 5, 3, 6, 3, 4, 3, 4, 3, 3, 2, 1] term [2020-11-28 02:58:55,489 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-28 02:58:55,566 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[7, 2, 4, 3, 4, 3, 3, 2, 1] term [2020-11-28 02:58:55,566 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-11-28 02:58:55,570 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[9, 2, 5, 3, 5, 3, 3, 2, 1] term [2020-11-28 02:58:55,571 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-28 02:58:55,639 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[7, 2, 4, 3, 4, 3, 3, 2, 1] term [2020-11-28 02:58:55,639 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-11-28 02:58:55,667 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[9, 2, 5, 3, 5, 3, 3, 2, 1] term [2020-11-28 02:58:55,667 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-28 02:58:55,764 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 2, 3, 2, 1] term [2020-11-28 02:58:55,764 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 02:58:55,770 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 3, 2, 4, 3, 3, 2, 1] term [2020-11-28 02:58:55,771 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-11-28 02:58:55,773 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 4, 3, 4, 3, 3, 2, 1] term [2020-11-28 02:58:55,773 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-11-28 02:58:55,774 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 3, 2, 4, 3, 3, 2, 1] term [2020-11-28 02:58:55,775 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-11-28 02:58:55,780 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 5, 3, 3, 2, 1] term [2020-11-28 02:58:55,781 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-28 02:58:55,786 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 3, 5, 3, 6, 3, 4, 3, 4, 3, 3, 2, 1] term [2020-11-28 02:58:55,786 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-28 02:58:55,788 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 2, 5, 3, 6, 3, 4, 3, 4, 3, 3, 2, 1] term [2020-11-28 02:58:55,788 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-28 02:58:55,834 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 2, 1] term [2020-11-28 02:58:55,835 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 02:58:56,226 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 58 [2020-11-28 02:58:56,349 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2020-11-28 02:58:56,397 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 2, 1] term [2020-11-28 02:58:56,398 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 02:58:56,597 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-28 02:58:56,598 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 02:58:56,598 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-28 02:58:56,599 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 02:58:56,600 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-11-28 02:58:56,601 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-28 02:58:56,602 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 3, 2, 1] term [2020-11-28 02:58:56,603 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-28 02:58:56,627 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-28 02:58:56,627 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 02:58:56,628 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-28 02:58:56,629 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 02:58:56,631 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-11-28 02:58:56,631 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-28 02:58:56,633 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 3, 2, 1] term [2020-11-28 02:58:56,634 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-28 02:58:56,904 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-11-28 02:58:57,082 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-28 02:58:57,082 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 02:58:57,093 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-28 02:58:57,094 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 02:58:57,096 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-11-28 02:58:57,096 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-28 02:58:57,099 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 3, 2, 1] term [2020-11-28 02:58:57,099 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-28 02:58:57,132 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 2, 3, 2, 1] term [2020-11-28 02:58:57,133 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 02:58:57,134 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-28 02:58:57,134 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 02:58:57,136 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-11-28 02:58:57,136 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-28 02:58:57,138 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 3, 2, 1] term [2020-11-28 02:58:57,139 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-28 02:58:57,183 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 2, 3, 2, 1] term [2020-11-28 02:58:57,183 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 02:58:57,184 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-28 02:58:57,184 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 02:58:57,187 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-11-28 02:58:57,187 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-28 02:58:57,189 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 3, 2, 1] term [2020-11-28 02:58:57,190 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-28 02:58:57,208 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 2, 3, 2, 1] term [2020-11-28 02:58:57,209 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 02:58:57,210 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-28 02:58:57,210 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 02:58:57,212 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-11-28 02:58:57,213 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-28 02:58:57,215 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 3, 2, 1] term [2020-11-28 02:58:57,215 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-28 02:58:57,444 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 2, 3, 2, 1] term [2020-11-28 02:58:57,444 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 02:58:57,445 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-28 02:58:57,446 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 02:58:57,450 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-11-28 02:58:57,450 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-28 02:58:57,452 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 3, 2, 1] term [2020-11-28 02:58:57,453 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-28 02:58:57,468 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 2, 3, 2, 1] term [2020-11-28 02:58:57,468 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 02:58:57,469 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-28 02:58:57,470 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 02:58:57,471 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-11-28 02:58:57,472 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-28 02:58:57,473 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[6, 2, 4, 2, 3, 2, 1] term [2020-11-28 02:58:57,473 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-28 02:58:57,529 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-28 02:58:57,529 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 02:58:57,530 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-28 02:58:57,530 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 02:58:57,532 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-11-28 02:58:57,532 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-28 02:58:57,534 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 3, 2, 1] term [2020-11-28 02:58:57,535 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-28 02:58:57,553 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-28 02:58:57,553 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 02:58:57,554 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-28 02:58:57,554 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 02:58:57,556 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-11-28 02:58:57,556 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-28 02:58:57,558 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[6, 2, 4, 2, 3, 2, 1] term [2020-11-28 02:58:57,558 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-28 02:58:57,696 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-28 02:58:57,697 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 02:58:57,739 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 3, 2, 4, 3, 3, 2, 1] term [2020-11-28 02:58:57,739 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-11-28 02:58:57,741 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 4, 3, 4, 3, 3, 2, 1] term [2020-11-28 02:58:57,741 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-11-28 02:58:57,748 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 3, 2, 4, 3, 3, 2, 1] term [2020-11-28 02:58:57,749 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-11-28 02:58:57,752 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 5, 3, 3, 2, 1] term [2020-11-28 02:58:57,753 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-28 02:58:57,754 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 3, 5, 3, 6, 3, 4, 3, 4, 3, 3, 2, 1] term [2020-11-28 02:58:57,755 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-28 02:58:57,757 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 3, 5, 3, 6, 3, 4, 3, 4, 3, 3, 2, 1] term [2020-11-28 02:58:57,757 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-28 02:58:57,820 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[6, 2, 4, 3, 4, 3, 3, 2, 1] term [2020-11-28 02:58:57,820 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-11-28 02:58:57,823 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[7, 2, 5, 3, 5, 3, 3, 2, 1] term [2020-11-28 02:58:57,824 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 02:58:57,865 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-28 02:58:57,866 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 02:58:57,867 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-28 02:58:57,867 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 02:58:57,869 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-11-28 02:58:57,870 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-28 02:58:57,872 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[6, 2, 4, 2, 3, 2, 1] term [2020-11-28 02:58:57,872 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-28 02:58:57,905 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-28 02:58:57,905 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 02:58:57,906 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-28 02:58:57,907 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 02:58:57,909 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-11-28 02:58:57,909 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-28 02:58:57,912 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 3, 2, 1] term [2020-11-28 02:58:57,912 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-28 02:58:58,095 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 2, 3, 2, 1] term [2020-11-28 02:58:58,095 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 02:58:58,096 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-28 02:58:58,096 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 02:58:58,098 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-11-28 02:58:58,098 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-28 02:58:58,100 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[6, 2, 4, 2, 3, 2, 1] term [2020-11-28 02:58:58,100 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-28 02:58:58,120 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 2, 3, 2, 1] term [2020-11-28 02:58:58,121 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 02:58:58,122 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-28 02:58:58,122 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 02:58:58,124 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-11-28 02:58:58,125 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-28 02:58:58,126 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 3, 2, 1] term [2020-11-28 02:58:58,127 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-28 02:58:58,213 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[6, 2, 4, 3, 4, 3, 3, 2, 1] term [2020-11-28 02:58:58,213 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-11-28 02:58:58,215 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[7, 2, 5, 3, 5, 3, 3, 2, 1] term [2020-11-28 02:58:58,216 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 02:58:58,253 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-28 02:58:58,253 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 02:58:58,255 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 3, 2, 4, 3, 3, 2, 1] term [2020-11-28 02:58:58,255 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-11-28 02:58:58,256 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 4, 3, 4, 3, 3, 2, 1] term [2020-11-28 02:58:58,257 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-11-28 02:58:58,258 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 3, 2, 4, 3, 3, 2, 1] term [2020-11-28 02:58:58,258 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-11-28 02:58:58,260 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 5, 3, 3, 2, 1] term [2020-11-28 02:58:58,261 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-28 02:58:58,263 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 3, 5, 3, 6, 3, 4, 3, 4, 3, 3, 2, 1] term [2020-11-28 02:58:58,263 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-28 02:58:58,264 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 3, 5, 3, 6, 3, 4, 3, 4, 3, 3, 2, 1] term [2020-11-28 02:58:58,264 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-28 02:58:58,794 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2020-11-28 02:58:59,277 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-11-28 02:58:59,492 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2020-11-28 02:58:59,911 WARN L193 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 110 [2020-11-28 02:59:00,182 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2020-11-28 02:59:00,186 INFO L131 LiptonReduction]: Checked pairs total: 3247 [2020-11-28 02:59:00,187 INFO L133 LiptonReduction]: Total number of compositions: 86 [2020-11-28 02:59:00,198 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 28 places, 22 transitions, 54 flow [2020-11-28 02:59:00,221 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 230 states. [2020-11-28 02:59:00,224 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states. [2020-11-28 02:59:00,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2020-11-28 02:59:00,230 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:59:00,231 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1] [2020-11-28 02:59:00,231 INFO L429 AbstractCegarLoop]: === Iteration 1 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:59:00,237 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:59:00,238 INFO L82 PathProgramCache]: Analyzing trace with hash 966373, now seen corresponding path program 1 times [2020-11-28 02:59:00,249 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:59:00,249 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2069880350] [2020-11-28 02:59:00,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:59:00,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:59:00,550 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 02:59:00,551 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2069880350] [2020-11-28 02:59:00,552 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 02:59:00,552 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-11-28 02:59:00,553 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1611704485] [2020-11-28 02:59:00,557 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 02:59:00,557 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:59:00,582 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 02:59:00,583 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 02:59:00,585 INFO L87 Difference]: Start difference. First operand 230 states. Second operand 3 states. [2020-11-28 02:59:00,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:59:00,687 INFO L93 Difference]: Finished difference Result 192 states and 464 transitions. [2020-11-28 02:59:00,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 02:59:00,690 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 3 [2020-11-28 02:59:00,690 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:59:00,710 INFO L225 Difference]: With dead ends: 192 [2020-11-28 02:59:00,711 INFO L226 Difference]: Without dead ends: 162 [2020-11-28 02:59:00,712 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 02:59:00,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162 states. [2020-11-28 02:59:00,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162 to 162. [2020-11-28 02:59:00,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 162 states. [2020-11-28 02:59:00,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 385 transitions. [2020-11-28 02:59:00,805 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 385 transitions. Word has length 3 [2020-11-28 02:59:00,806 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:59:00,806 INFO L481 AbstractCegarLoop]: Abstraction has 162 states and 385 transitions. [2020-11-28 02:59:00,806 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 02:59:00,806 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 385 transitions. [2020-11-28 02:59:00,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-11-28 02:59:00,807 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:59:00,808 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 02:59:00,808 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-28 02:59:00,808 INFO L429 AbstractCegarLoop]: === Iteration 2 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:59:00,813 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:59:00,814 INFO L82 PathProgramCache]: Analyzing trace with hash -174040303, now seen corresponding path program 1 times [2020-11-28 02:59:00,814 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:59:00,814 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2057913284] [2020-11-28 02:59:00,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:59:00,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:59:01,034 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 02:59:01,034 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2057913284] [2020-11-28 02:59:01,035 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 02:59:01,035 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-28 02:59:01,035 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [837870453] [2020-11-28 02:59:01,036 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-28 02:59:01,036 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:59:01,037 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-28 02:59:01,037 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-28 02:59:01,037 INFO L87 Difference]: Start difference. First operand 162 states and 385 transitions. Second operand 4 states. [2020-11-28 02:59:01,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:59:01,097 INFO L93 Difference]: Finished difference Result 172 states and 388 transitions. [2020-11-28 02:59:01,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-28 02:59:01,098 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 8 [2020-11-28 02:59:01,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:59:01,100 INFO L225 Difference]: With dead ends: 172 [2020-11-28 02:59:01,100 INFO L226 Difference]: Without dead ends: 142 [2020-11-28 02:59:01,101 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-11-28 02:59:01,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2020-11-28 02:59:01,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 142. [2020-11-28 02:59:01,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 142 states. [2020-11-28 02:59:01,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 329 transitions. [2020-11-28 02:59:01,112 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 329 transitions. Word has length 8 [2020-11-28 02:59:01,112 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:59:01,113 INFO L481 AbstractCegarLoop]: Abstraction has 142 states and 329 transitions. [2020-11-28 02:59:01,113 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-28 02:59:01,113 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 329 transitions. [2020-11-28 02:59:01,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-11-28 02:59:01,114 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:59:01,115 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 02:59:01,115 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-28 02:59:01,115 INFO L429 AbstractCegarLoop]: === Iteration 3 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:59:01,115 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:59:01,116 INFO L82 PathProgramCache]: Analyzing trace with hash -682859508, now seen corresponding path program 1 times [2020-11-28 02:59:01,116 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:59:01,116 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2008567777] [2020-11-28 02:59:01,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:59:01,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:59:01,258 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 02:59:01,258 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2008567777] [2020-11-28 02:59:01,258 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 02:59:01,258 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 02:59:01,259 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [456126269] [2020-11-28 02:59:01,259 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-28 02:59:01,259 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:59:01,260 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-28 02:59:01,260 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-28 02:59:01,260 INFO L87 Difference]: Start difference. First operand 142 states and 329 transitions. Second operand 4 states. [2020-11-28 02:59:01,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:59:01,318 INFO L93 Difference]: Finished difference Result 108 states and 206 transitions. [2020-11-28 02:59:01,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-28 02:59:01,321 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 10 [2020-11-28 02:59:01,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:59:01,322 INFO L225 Difference]: With dead ends: 108 [2020-11-28 02:59:01,322 INFO L226 Difference]: Without dead ends: 78 [2020-11-28 02:59:01,322 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-11-28 02:59:01,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2020-11-28 02:59:01,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2020-11-28 02:59:01,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 78 states. [2020-11-28 02:59:01,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 137 transitions. [2020-11-28 02:59:01,329 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 137 transitions. Word has length 10 [2020-11-28 02:59:01,329 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:59:01,330 INFO L481 AbstractCegarLoop]: Abstraction has 78 states and 137 transitions. [2020-11-28 02:59:01,330 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-28 02:59:01,330 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 137 transitions. [2020-11-28 02:59:01,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-11-28 02:59:01,332 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:59:01,332 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 02:59:01,333 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-28 02:59:01,333 INFO L429 AbstractCegarLoop]: === Iteration 4 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:59:01,334 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:59:01,334 INFO L82 PathProgramCache]: Analyzing trace with hash -77886800, now seen corresponding path program 1 times [2020-11-28 02:59:01,334 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:59:01,334 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [51257971] [2020-11-28 02:59:01,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:59:01,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:59:01,620 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 02:59:01,620 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [51257971] [2020-11-28 02:59:01,620 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 02:59:01,620 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-28 02:59:01,621 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [80263339] [2020-11-28 02:59:01,621 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-28 02:59:01,621 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:59:01,621 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-28 02:59:01,622 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-11-28 02:59:01,622 INFO L87 Difference]: Start difference. First operand 78 states and 137 transitions. Second operand 5 states. [2020-11-28 02:59:01,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:59:01,669 INFO L93 Difference]: Finished difference Result 56 states and 91 transitions. [2020-11-28 02:59:01,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-11-28 02:59:01,670 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2020-11-28 02:59:01,670 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:59:01,671 INFO L225 Difference]: With dead ends: 56 [2020-11-28 02:59:01,671 INFO L226 Difference]: Without dead ends: 46 [2020-11-28 02:59:01,671 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2020-11-28 02:59:01,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2020-11-28 02:59:01,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 46. [2020-11-28 02:59:01,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 46 states. [2020-11-28 02:59:01,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 73 transitions. [2020-11-28 02:59:01,685 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 73 transitions. Word has length 13 [2020-11-28 02:59:01,686 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:59:01,686 INFO L481 AbstractCegarLoop]: Abstraction has 46 states and 73 transitions. [2020-11-28 02:59:01,686 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-28 02:59:01,686 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 73 transitions. [2020-11-28 02:59:01,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-28 02:59:01,687 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:59:01,687 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 02:59:01,687 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-28 02:59:01,688 INFO L429 AbstractCegarLoop]: === Iteration 5 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:59:01,688 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:59:01,688 INFO L82 PathProgramCache]: Analyzing trace with hash 1357754615, now seen corresponding path program 1 times [2020-11-28 02:59:01,688 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:59:01,688 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [883164760] [2020-11-28 02:59:01,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:59:01,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:59:01,929 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 02:59:01,929 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [883164760] [2020-11-28 02:59:01,930 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 02:59:01,930 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-11-28 02:59:01,930 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [742094733] [2020-11-28 02:59:01,930 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-11-28 02:59:01,931 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:59:01,931 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-11-28 02:59:01,932 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-11-28 02:59:01,932 INFO L87 Difference]: Start difference. First operand 46 states and 73 transitions. Second operand 7 states. [2020-11-28 02:59:02,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:59:02,173 INFO L93 Difference]: Finished difference Result 74 states and 116 transitions. [2020-11-28 02:59:02,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-11-28 02:59:02,174 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 17 [2020-11-28 02:59:02,174 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:59:02,175 INFO L225 Difference]: With dead ends: 74 [2020-11-28 02:59:02,175 INFO L226 Difference]: Without dead ends: 36 [2020-11-28 02:59:02,175 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2020-11-28 02:59:02,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states. [2020-11-28 02:59:02,178 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 36. [2020-11-28 02:59:02,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 36 states. [2020-11-28 02:59:02,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 53 transitions. [2020-11-28 02:59:02,179 INFO L78 Accepts]: Start accepts. Automaton has 36 states and 53 transitions. Word has length 17 [2020-11-28 02:59:02,179 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:59:02,179 INFO L481 AbstractCegarLoop]: Abstraction has 36 states and 53 transitions. [2020-11-28 02:59:02,179 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-11-28 02:59:02,181 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 53 transitions. [2020-11-28 02:59:02,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-28 02:59:02,183 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:59:02,183 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 02:59:02,184 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-11-28 02:59:02,184 INFO L429 AbstractCegarLoop]: === Iteration 6 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:59:02,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:59:02,184 INFO L82 PathProgramCache]: Analyzing trace with hash 1862302715, now seen corresponding path program 2 times [2020-11-28 02:59:02,185 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:59:02,185 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [128904585] [2020-11-28 02:59:02,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:59:02,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 02:59:02,318 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 02:59:02,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 02:59:02,377 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 02:59:02,415 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-28 02:59:02,415 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-11-28 02:59:02,415 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-11-28 02:59:02,437 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 02:59:02,438 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 02:59:02,438 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 02:59:02,438 WARN L224 RCFGBacktranslator]: unable to determine which branch was taken at C: __VERIFIER_atomic_begin() [741] [2020-11-28 02:59:02,439 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 02:59:02,440 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 02:59:02,440 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 02:59:02,440 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 02:59:02,440 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 02:59:02,440 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 02:59:02,441 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 02:59:02,441 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 02:59:02,441 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 02:59:02,441 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 02:59:02,441 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 02:59:02,442 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 02:59:02,442 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 02:59:02,442 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 02:59:02,442 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 02:59:02,442 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 02:59:02,443 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 02:59:02,443 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 02:59:02,443 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 02:59:02,443 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 02:59:02,443 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 02:59:02,444 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 02:59:02,444 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 02:59:02,444 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 02:59:02,444 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 02:59:02,444 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 02:59:02,445 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 02:59:02,445 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 02:59:02,445 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 02:59:02,445 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 02:59:02,446 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 02:59:02,446 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 02:59:02,446 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 02:59:02,446 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 02:59:02,446 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 02:59:02,446 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 02:59:02,447 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 02:59:02,447 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 02:59:02,447 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 02:59:02,448 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 02:59:02,448 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 02:59:02,448 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 02:59:02,448 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 02:59:02,448 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 02:59:02,449 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 02:59:02,449 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 02:59:02,449 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 02:59:02,449 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 02:59:02,450 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 02:59:02,450 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 02:59:02,450 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 02:59:02,450 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 02:59:02,451 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 02:59:02,451 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 02:59:02,451 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 02:59:02,451 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 02:59:02,451 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 02:59:02,451 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 02:59:02,530 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 02:59:02 BasicIcfg [2020-11-28 02:59:02,530 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-28 02:59:02,531 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-28 02:59:02,531 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-28 02:59:02,532 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-28 02:59:02,532 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:58:54" (3/4) ... [2020-11-28 02:59:02,534 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2020-11-28 02:59:02,555 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 02:59:02,555 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 02:59:02,555 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 02:59:02,555 WARN L224 RCFGBacktranslator]: unable to determine which branch was taken at C: __VERIFIER_atomic_begin() [741] [2020-11-28 02:59:02,556 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 02:59:02,556 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 02:59:02,556 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 02:59:02,556 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 02:59:02,557 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 02:59:02,557 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 02:59:02,557 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 02:59:02,557 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 02:59:02,557 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 02:59:02,557 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 02:59:02,558 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 02:59:02,558 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 02:59:02,558 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 02:59:02,558 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 02:59:02,558 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 02:59:02,558 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 02:59:02,559 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 02:59:02,559 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 02:59:02,559 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 02:59:02,559 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 02:59:02,559 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 02:59:02,559 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 02:59:02,560 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 02:59:02,560 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 02:59:02,560 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 02:59:02,560 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 02:59:02,560 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 02:59:02,561 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 02:59:02,561 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 02:59:02,561 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 02:59:02,561 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 02:59:02,561 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 02:59:02,561 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 02:59:02,561 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 02:59:02,562 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 02:59:02,562 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 02:59:02,562 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 02:59:02,562 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 02:59:02,564 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 02:59:02,564 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 02:59:02,564 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 02:59:02,565 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 02:59:02,565 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 02:59:02,565 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 02:59:02,565 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 02:59:02,565 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 02:59:02,565 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 02:59:02,565 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 02:59:02,566 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 02:59:02,566 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 02:59:02,566 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 02:59:02,566 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 02:59:02,566 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 02:59:02,567 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 02:59:02,567 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 02:59:02,567 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 02:59:02,567 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 02:59:02,567 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 02:59:02,717 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_6a310c9c-144c-4637-b577-f8a68813eaeb/bin/uautomizer/witness.graphml [2020-11-28 02:59:02,717 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-28 02:59:02,719 INFO L168 Benchmark]: Toolchain (without parser) took 12258.71 ms. Allocated memory was 90.2 MB in the beginning and 226.5 MB in the end (delta: 136.3 MB). Free memory was 57.9 MB in the beginning and 121.5 MB in the end (delta: -63.5 MB). Peak memory consumption was 73.5 MB. Max. memory is 16.1 GB. [2020-11-28 02:59:02,719 INFO L168 Benchmark]: CDTParser took 0.49 ms. Allocated memory is still 67.1 MB. Free memory was 29.4 MB in the beginning and 29.3 MB in the end (delta: 33.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 02:59:02,720 INFO L168 Benchmark]: CACSL2BoogieTranslator took 884.37 ms. Allocated memory is still 90.2 MB. Free memory was 57.8 MB in the beginning and 45.1 MB in the end (delta: 12.6 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-11-28 02:59:02,720 INFO L168 Benchmark]: Boogie Procedure Inliner took 92.58 ms. Allocated memory is still 90.2 MB. Free memory was 45.1 MB in the beginning and 42.6 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 02:59:02,720 INFO L168 Benchmark]: Boogie Preprocessor took 72.59 ms. Allocated memory is still 90.2 MB. Free memory was 42.6 MB in the beginning and 40.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 02:59:02,721 INFO L168 Benchmark]: RCFGBuilder took 2596.06 ms. Allocated memory was 90.2 MB in the beginning and 111.1 MB in the end (delta: 21.0 MB). Free memory was 40.5 MB in the beginning and 45.7 MB in the end (delta: -5.2 MB). Peak memory consumption was 37.5 MB. Max. memory is 16.1 GB. [2020-11-28 02:59:02,721 INFO L168 Benchmark]: TraceAbstraction took 8413.56 ms. Allocated memory was 111.1 MB in the beginning and 226.5 MB in the end (delta: 115.3 MB). Free memory was 45.7 MB in the beginning and 135.1 MB in the end (delta: -89.4 MB). Peak memory consumption was 25.9 MB. Max. memory is 16.1 GB. [2020-11-28 02:59:02,722 INFO L168 Benchmark]: Witness Printer took 186.53 ms. Allocated memory is still 226.5 MB. Free memory was 135.1 MB in the beginning and 121.5 MB in the end (delta: 13.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-11-28 02:59:02,725 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49 ms. Allocated memory is still 67.1 MB. Free memory was 29.4 MB in the beginning and 29.3 MB in the end (delta: 33.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 884.37 ms. Allocated memory is still 90.2 MB. Free memory was 57.8 MB in the beginning and 45.1 MB in the end (delta: 12.6 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 92.58 ms. Allocated memory is still 90.2 MB. Free memory was 45.1 MB in the beginning and 42.6 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 72.59 ms. Allocated memory is still 90.2 MB. Free memory was 42.6 MB in the beginning and 40.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2596.06 ms. Allocated memory was 90.2 MB in the beginning and 111.1 MB in the end (delta: 21.0 MB). Free memory was 40.5 MB in the beginning and 45.7 MB in the end (delta: -5.2 MB). Peak memory consumption was 37.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 8413.56 ms. Allocated memory was 111.1 MB in the beginning and 226.5 MB in the end (delta: 115.3 MB). Free memory was 45.7 MB in the beginning and 135.1 MB in the end (delta: -89.4 MB). Peak memory consumption was 25.9 MB. Max. memory is 16.1 GB. * Witness Printer took 186.53 ms. Allocated memory is still 226.5 MB. Free memory was 135.1 MB in the beginning and 121.5 MB in the end (delta: 13.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 828 VarBasedMoverChecksPositive, 38 VarBasedMoverChecksNegative, 7 SemBasedMoverChecksPositive, 31 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 1.7s, 86 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 5.8s, 93 PlacesBefore, 28 PlacesAfterwards, 89 TransitionsBefore, 22 TransitionsAfterwards, 1194 CoEnabledTransitionPairs, 7 FixpointIterations, 35 TrivialSequentialCompositions, 39 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 10 ConcurrentYvCompositions, 2 ChoiceCompositions, 86 TotalNumberOfCompositions, 3247 MoverChecksTotal - CounterExampleResult [Line: 17]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L708] 0 int __unbuffered_cnt = 0; [L710] 0 int __unbuffered_p0_EAX = 0; [L712] 0 int __unbuffered_p1_EAX = 0; [L714] 0 int __unbuffered_p1_EBX = 0; [L715] 0 _Bool main$tmp_guard0; [L716] 0 _Bool main$tmp_guard1; [L718] 0 int x = 0; [L720] 0 int y = 0; [L722] 0 int z = 0; [L723] 0 _Bool z$flush_delayed; [L724] 0 int z$mem_tmp; [L725] 0 _Bool z$r_buff0_thd0; [L726] 0 _Bool z$r_buff0_thd1; [L727] 0 _Bool z$r_buff0_thd2; [L728] 0 _Bool z$r_buff1_thd0; [L729] 0 _Bool z$r_buff1_thd1; [L730] 0 _Bool z$r_buff1_thd2; [L731] 0 _Bool z$read_delayed; [L732] 0 int *z$read_delayed_var; [L733] 0 int z$w_buff0; [L734] 0 _Bool z$w_buff0_used; [L735] 0 int z$w_buff1; [L736] 0 _Bool z$w_buff1_used; [L737] 0 _Bool weak$$choice0; [L738] 0 _Bool weak$$choice2; [L817] 0 pthread_t t899; [L818] FCALL, FORK 0 pthread_create(&t899, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L819] 0 pthread_t t900; [L820] FCALL, FORK 0 pthread_create(&t900, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L742] 1 z$w_buff1 = z$w_buff0 [L743] 1 z$w_buff0 = 1 [L744] 1 z$w_buff1_used = z$w_buff0_used [L745] 1 z$w_buff0_used = (_Bool)1 [L18] COND TRUE 1 !expression [L17] COND FALSE 1 !(0) [L17] 1 __assert_fail ("0", "mix034_power.opt.c", 8, __extension__ __PRETTY_FUNCTION__) [L747] 1 z$r_buff1_thd0 = z$r_buff0_thd0 [L748] 1 z$r_buff1_thd1 = z$r_buff0_thd1 [L749] 1 z$r_buff1_thd2 = z$r_buff0_thd2 [L750] 1 z$r_buff0_thd1 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L753] 1 __unbuffered_p0_EAX = x VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L770] 2 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L773] 2 y = 1 [L776] 2 __unbuffered_p1_EAX = y VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L779] 2 weak$$choice0 = __VERIFIER_nondet_bool() [L780] 2 weak$$choice2 = __VERIFIER_nondet_bool() [L781] 2 z$flush_delayed = weak$$choice2 [L782] 2 z$mem_tmp = z [L783] EXPR 2 !z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z : (z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff0 : z$w_buff1) [L783] 2 z = !z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z : (z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff0 : z$w_buff1) [L784] EXPR 2 weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff0 : z$w_buff0)) [L784] EXPR 2 !z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff0 : z$w_buff0) [L784] EXPR 2 weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff0 : z$w_buff0)) [L784] 2 z$w_buff0 = weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff0 : z$w_buff0)) [L785] EXPR 2 weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff1 : z$w_buff1)) [L785] EXPR 2 !z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff1 : z$w_buff1) [L785] EXPR 2 z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff1 : z$w_buff1 [L785] EXPR 2 !z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff1 : z$w_buff1) [L785] EXPR 2 weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff1 : z$w_buff1)) [L785] 2 z$w_buff1 = weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff1 : z$w_buff1)) [L786] EXPR 2 weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : z$w_buff0_used)) [L786] 2 z$w_buff0_used = weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : z$w_buff0_used)) [L787] EXPR 2 weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L787] 2 z$w_buff1_used = weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L788] EXPR 2 weak$$choice2 ? z$r_buff0_thd2 : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$r_buff0_thd2 : (z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : z$r_buff0_thd2)) [L788] 2 z$r_buff0_thd2 = weak$$choice2 ? z$r_buff0_thd2 : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$r_buff0_thd2 : (z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : z$r_buff0_thd2)) [L789] EXPR 2 weak$$choice2 ? z$r_buff1_thd2 : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$r_buff1_thd2 : (z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L789] EXPR 2 !z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$r_buff1_thd2 : (z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : (_Bool)0) [L789] EXPR 2 z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : (_Bool)0 [L789] EXPR 2 !z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$r_buff1_thd2 : (z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : (_Bool)0) [L789] EXPR 2 weak$$choice2 ? z$r_buff1_thd2 : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$r_buff1_thd2 : (z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L789] 2 z$r_buff1_thd2 = weak$$choice2 ? z$r_buff1_thd2 : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$r_buff1_thd2 : (z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L790] 2 __unbuffered_p1_EBX = z [L791] EXPR 2 z$flush_delayed ? z$mem_tmp : z [L791] 2 z = z$flush_delayed ? z$mem_tmp : z [L792] 2 z$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=0, x=1, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L795] EXPR 2 z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd2 ? z$w_buff1 : z) [L795] EXPR 2 z$w_buff1_used && z$r_buff1_thd2 ? z$w_buff1 : z [L795] EXPR 2 z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd2 ? z$w_buff1 : z) [L795] 2 z = z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd2 ? z$w_buff1 : z) [L796] EXPR 2 z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : z$w_buff0_used [L796] 2 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : z$w_buff0_used [L797] EXPR 2 z$w_buff0_used && z$r_buff0_thd2 || z$w_buff1_used && z$r_buff1_thd2 ? (_Bool)0 : z$w_buff1_used [L797] 2 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd2 || z$w_buff1_used && z$r_buff1_thd2 ? (_Bool)0 : z$w_buff1_used [L798] EXPR 2 z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : z$r_buff0_thd2 [L798] 2 z$r_buff0_thd2 = z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : z$r_buff0_thd2 [L799] EXPR 2 z$w_buff0_used && z$r_buff0_thd2 || z$w_buff1_used && z$r_buff1_thd2 ? (_Bool)0 : z$r_buff1_thd2 [L799] 2 z$r_buff1_thd2 = z$w_buff0_used && z$r_buff0_thd2 || z$w_buff1_used && z$r_buff1_thd2 ? (_Bool)0 : z$r_buff1_thd2 [L802] 2 __unbuffered_cnt = __unbuffered_cnt + 1 [L804] 2 return 0; [L756] EXPR 1 z$w_buff0_used && z$r_buff0_thd1 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd1 ? z$w_buff1 : z) [L756] 1 z = z$w_buff0_used && z$r_buff0_thd1 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd1 ? z$w_buff1 : z) [L757] EXPR 1 z$w_buff0_used && z$r_buff0_thd1 ? (_Bool)0 : z$w_buff0_used [L757] 1 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd1 ? (_Bool)0 : z$w_buff0_used [L758] EXPR 1 z$w_buff0_used && z$r_buff0_thd1 || z$w_buff1_used && z$r_buff1_thd1 ? (_Bool)0 : z$w_buff1_used [L758] 1 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd1 || z$w_buff1_used && z$r_buff1_thd1 ? (_Bool)0 : z$w_buff1_used [L759] EXPR 1 z$w_buff0_used && z$r_buff0_thd1 ? (_Bool)0 : z$r_buff0_thd1 [L759] 1 z$r_buff0_thd1 = z$w_buff0_used && z$r_buff0_thd1 ? (_Bool)0 : z$r_buff0_thd1 [L760] EXPR 1 z$w_buff0_used && z$r_buff0_thd1 || z$w_buff1_used && z$r_buff1_thd1 ? (_Bool)0 : z$r_buff1_thd1 [L760] 1 z$r_buff1_thd1 = z$w_buff0_used && z$r_buff0_thd1 || z$w_buff1_used && z$r_buff1_thd1 ? (_Bool)0 : z$r_buff1_thd1 [L763] 1 __unbuffered_cnt = __unbuffered_cnt + 1 [L765] 1 return 0; [L822] 0 main$tmp_guard0 = __unbuffered_cnt == 2 [L3] COND FALSE 0 !(!cond) [L826] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L826] 0 z = z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L827] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used [L827] 0 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used [L828] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$w_buff1_used [L828] 0 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$w_buff1_used [L829] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0 [L829] 0 z$r_buff0_thd0 = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0 [L830] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$r_buff1_thd0 [L830] 0 z$r_buff1_thd0 = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$r_buff1_thd0 [L833] 0 main$tmp_guard1 = !(__unbuffered_p0_EAX == 0 && __unbuffered_p1_EAX == 1 && __unbuffered_p1_EBX == 0) VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=0, x=1, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L18] COND TRUE 0 !expression [L17] COND FALSE 0 !(0) [L17] 0 __assert_fail ("0", "mix034_power.opt.c", 8, __extension__ __PRETTY_FUNCTION__) VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=0, x=1, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 87 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 8.1s, OverallIterations: 6, TraceHistogramMax: 1, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 5.9s, HoareTripleCheckerStatistics: 103 SDtfs, 101 SDslu, 175 SDs, 0 SdLazy, 98 SolverSat, 14 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 22 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=230occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 68 NumberOfCodeBlocks, 68 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 46 ConstructedInterpolants, 0 QuantifiedInterpolants, 2051 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...