./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-wmm/mix005_power.oepc_pso.oepc_rmo.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread-wmm/mix005_power.oepc_pso.oepc_rmo.oepc.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2272010dc8e07b1cac46beb8b69d58bd905467d4d1bd6fb11b2eb1922da454c5 --- Real Ultimate output --- This is Ultimate 0.2.2-839c364b5d67a0f615c82cb70ab247790648d4a9-839c364 [2021-12-14 16:32:17,454 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-14 16:32:17,455 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-14 16:32:17,509 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-14 16:32:17,510 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-14 16:32:17,511 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-14 16:32:17,512 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-14 16:32:17,513 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-14 16:32:17,514 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-14 16:32:17,515 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-14 16:32:17,516 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-14 16:32:17,517 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-14 16:32:17,517 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-14 16:32:17,518 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-14 16:32:17,519 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-14 16:32:17,524 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-14 16:32:17,524 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-14 16:32:17,525 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-14 16:32:17,526 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-14 16:32:17,528 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-14 16:32:17,529 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-14 16:32:17,537 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-14 16:32:17,538 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-14 16:32:17,538 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-14 16:32:17,541 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-14 16:32:17,541 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-14 16:32:17,541 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-14 16:32:17,542 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-14 16:32:17,542 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-14 16:32:17,543 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-14 16:32:17,543 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-14 16:32:17,544 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-14 16:32:17,544 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-14 16:32:17,545 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-14 16:32:17,546 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-14 16:32:17,546 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-14 16:32:17,547 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-14 16:32:17,547 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-14 16:32:17,547 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-14 16:32:17,548 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-14 16:32:17,549 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-14 16:32:17,552 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-12-14 16:32:17,587 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-14 16:32:17,588 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-14 16:32:17,588 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-14 16:32:17,588 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-14 16:32:17,589 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-14 16:32:17,589 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-14 16:32:17,590 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-14 16:32:17,590 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-14 16:32:17,590 INFO L138 SettingsManager]: * Use SBE=true [2021-12-14 16:32:17,591 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-14 16:32:17,592 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-14 16:32:17,592 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-14 16:32:17,592 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-14 16:32:17,592 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-14 16:32:17,593 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-14 16:32:17,593 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-14 16:32:17,593 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-14 16:32:17,593 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-14 16:32:17,593 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-14 16:32:17,593 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-14 16:32:17,594 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-14 16:32:17,594 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-14 16:32:17,594 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-14 16:32:17,594 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-14 16:32:17,594 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 16:32:17,595 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-14 16:32:17,595 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-14 16:32:17,595 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-14 16:32:17,595 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-14 16:32:17,595 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-14 16:32:17,596 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-14 16:32:17,596 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-14 16:32:17,596 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-14 16:32:17,596 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-14 16:32:17,597 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2272010dc8e07b1cac46beb8b69d58bd905467d4d1bd6fb11b2eb1922da454c5 [2021-12-14 16:32:17,869 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-14 16:32:17,890 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-14 16:32:17,893 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-14 16:32:17,894 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-14 16:32:17,895 INFO L275 PluginConnector]: CDTParser initialized [2021-12-14 16:32:17,896 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/mix005_power.oepc_pso.oepc_rmo.oepc.i [2021-12-14 16:32:17,975 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ece9ceb0/3549a3b8f11541559f3bfd8f5a3ed929/FLAG57366d9ca [2021-12-14 16:32:18,400 INFO L306 CDTParser]: Found 1 translation units. [2021-12-14 16:32:18,401 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/mix005_power.oepc_pso.oepc_rmo.oepc.i [2021-12-14 16:32:18,413 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ece9ceb0/3549a3b8f11541559f3bfd8f5a3ed929/FLAG57366d9ca [2021-12-14 16:32:18,425 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ece9ceb0/3549a3b8f11541559f3bfd8f5a3ed929 [2021-12-14 16:32:18,434 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-14 16:32:18,435 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-14 16:32:18,440 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-14 16:32:18,440 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-14 16:32:18,442 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-14 16:32:18,443 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 04:32:18" (1/1) ... [2021-12-14 16:32:18,444 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f026cdc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:32:18, skipping insertion in model container [2021-12-14 16:32:18,444 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 04:32:18" (1/1) ... [2021-12-14 16:32:18,449 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-14 16:32:18,481 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-14 16:32:18,651 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/mix005_power.oepc_pso.oepc_rmo.oepc.i[969,982] [2021-12-14 16:32:18,894 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 16:32:18,901 INFO L203 MainTranslator]: Completed pre-run [2021-12-14 16:32:18,915 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/mix005_power.oepc_pso.oepc_rmo.oepc.i[969,982] [2021-12-14 16:32:18,978 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 16:32:19,018 INFO L208 MainTranslator]: Completed translation [2021-12-14 16:32:19,019 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:32:19 WrapperNode [2021-12-14 16:32:19,019 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-14 16:32:19,020 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-14 16:32:19,021 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-14 16:32:19,021 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-14 16:32:19,027 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:32:19" (1/1) ... [2021-12-14 16:32:19,061 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:32:19" (1/1) ... [2021-12-14 16:32:19,096 INFO L137 Inliner]: procedures = 177, calls = 71, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 194 [2021-12-14 16:32:19,097 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-14 16:32:19,098 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-14 16:32:19,098 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-14 16:32:19,098 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-14 16:32:19,105 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:32:19" (1/1) ... [2021-12-14 16:32:19,106 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:32:19" (1/1) ... [2021-12-14 16:32:19,119 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:32:19" (1/1) ... [2021-12-14 16:32:19,120 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:32:19" (1/1) ... [2021-12-14 16:32:19,131 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:32:19" (1/1) ... [2021-12-14 16:32:19,148 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:32:19" (1/1) ... [2021-12-14 16:32:19,150 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:32:19" (1/1) ... [2021-12-14 16:32:19,159 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-14 16:32:19,160 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-14 16:32:19,160 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-14 16:32:19,160 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-14 16:32:19,166 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:32:19" (1/1) ... [2021-12-14 16:32:19,179 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 16:32:19,191 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 16:32:19,204 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-14 16:32:19,224 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-14 16:32:19,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-14 16:32:19,237 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-12-14 16:32:19,237 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-14 16:32:19,237 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-14 16:32:19,237 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-14 16:32:19,237 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-12-14 16:32:19,238 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-12-14 16:32:19,238 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-12-14 16:32:19,238 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-12-14 16:32:19,238 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-12-14 16:32:19,238 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-12-14 16:32:19,238 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-12-14 16:32:19,239 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-12-14 16:32:19,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-14 16:32:19,239 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-12-14 16:32:19,239 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-14 16:32:19,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-14 16:32:19,241 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-12-14 16:32:19,351 INFO L236 CfgBuilder]: Building ICFG [2021-12-14 16:32:19,352 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-14 16:32:19,773 INFO L277 CfgBuilder]: Performing block encoding [2021-12-14 16:32:20,013 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-14 16:32:20,013 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-14 16:32:20,015 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 04:32:20 BoogieIcfgContainer [2021-12-14 16:32:20,015 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-14 16:32:20,017 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-14 16:32:20,017 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-14 16:32:20,019 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-14 16:32:20,020 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 04:32:18" (1/3) ... [2021-12-14 16:32:20,020 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78713968 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 04:32:20, skipping insertion in model container [2021-12-14 16:32:20,020 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:32:19" (2/3) ... [2021-12-14 16:32:20,021 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78713968 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 04:32:20, skipping insertion in model container [2021-12-14 16:32:20,021 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 04:32:20" (3/3) ... [2021-12-14 16:32:20,022 INFO L111 eAbstractionObserver]: Analyzing ICFG mix005_power.oepc_pso.oepc_rmo.oepc.i [2021-12-14 16:32:20,026 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-12-14 16:32:20,027 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-14 16:32:20,027 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-12-14 16:32:20,027 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-12-14 16:32:20,077 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,077 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,077 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,078 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,078 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,078 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,078 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,079 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,079 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,079 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,080 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,080 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,080 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,081 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,081 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,081 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,082 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,082 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,082 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,083 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,083 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,083 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,083 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,084 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,084 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,084 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,085 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,085 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,085 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,085 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,085 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,086 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,086 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,086 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,086 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,086 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,087 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,087 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,087 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,087 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,087 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,088 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,088 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,088 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,088 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,088 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,089 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,089 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,089 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,089 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,089 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,090 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,090 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,090 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,090 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,090 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,091 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,091 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,091 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,091 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,091 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,092 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,092 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,092 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,113 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,114 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,114 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,114 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,115 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,115 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,115 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,115 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,115 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,115 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,116 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,116 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,117 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,117 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,119 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,119 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,119 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,120 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,121 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,121 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,121 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,121 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,122 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,123 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,123 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,123 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,123 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,123 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,123 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,124 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,124 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,124 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,124 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,124 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,125 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,125 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,125 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,125 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,125 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,125 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,126 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,126 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,127 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,127 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,127 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,127 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,127 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,127 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,127 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,128 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,128 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,128 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,128 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,128 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,128 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,128 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,129 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,129 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,129 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,129 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,129 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,129 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,129 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,130 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,130 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,130 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,130 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,130 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,133 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,133 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,133 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,133 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,133 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,134 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,134 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,134 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,134 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,134 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,134 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,134 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,135 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,135 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,135 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,135 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,136 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,136 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,136 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,137 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,137 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,137 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,137 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,138 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,138 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,138 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,138 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,138 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,138 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,138 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,139 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,139 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,139 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,139 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,139 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,139 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,139 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,140 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,141 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,141 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,142 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,142 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,142 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,142 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,142 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,142 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,143 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,143 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,143 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,143 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,143 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,143 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,144 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,144 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,144 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,144 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,149 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,149 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,149 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,149 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,149 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,149 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,150 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,150 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,150 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,150 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,151 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,151 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,151 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,151 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,151 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,151 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,152 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,155 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,155 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,155 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,155 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,155 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,156 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,156 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,156 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,156 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,156 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,158 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,158 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,158 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,159 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,159 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,159 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,160 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,160 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,160 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,160 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,161 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,161 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,161 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,161 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,162 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,162 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,162 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,162 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,163 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,163 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,168 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,168 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,169 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,169 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,169 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,169 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,170 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,170 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,170 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,170 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,170 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,170 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,171 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,171 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,171 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,171 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,171 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,172 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:20,172 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-12-14 16:32:20,215 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-14 16:32:20,225 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-14 16:32:20,227 INFO L340 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-12-14 16:32:20,239 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 151 places, 140 transitions, 300 flow [2021-12-14 16:32:20,299 INFO L129 PetriNetUnfolder]: 2/136 cut-off events. [2021-12-14 16:32:20,300 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-12-14 16:32:20,303 INFO L84 FinitePrefix]: Finished finitePrefix Result has 149 conditions, 136 events. 2/136 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 77 event pairs, 0 based on Foata normal form. 0/132 useless extension candidates. Maximal degree in co-relation 93. Up to 2 conditions per place. [2021-12-14 16:32:20,303 INFO L82 GeneralOperation]: Start removeDead. Operand has 151 places, 140 transitions, 300 flow [2021-12-14 16:32:20,310 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 147 places, 136 transitions, 284 flow [2021-12-14 16:32:20,316 INFO L129 PetriNetUnfolder]: 0/52 cut-off events. [2021-12-14 16:32:20,316 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-12-14 16:32:20,316 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-14 16:32:20,317 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 16:32:20,317 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting P0Err0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-12-14 16:32:20,321 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 16:32:20,322 INFO L85 PathProgramCache]: Analyzing trace with hash -183657469, now seen corresponding path program 1 times [2021-12-14 16:32:20,332 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 16:32:20,332 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1495518324] [2021-12-14 16:32:20,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 16:32:20,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 16:32:20,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 16:32:20,632 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 16:32:20,632 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 16:32:20,632 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1495518324] [2021-12-14 16:32:20,633 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1495518324] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 16:32:20,633 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 16:32:20,633 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-14 16:32:20,634 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2072861984] [2021-12-14 16:32:20,635 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 16:32:20,642 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-14 16:32:20,643 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 16:32:20,663 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-14 16:32:20,664 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-14 16:32:20,666 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 124 out of 140 [2021-12-14 16:32:20,673 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 147 places, 136 transitions, 284 flow. Second operand has 3 states, 3 states have (on average 125.0) internal successors, (375), 3 states have internal predecessors, (375), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:32:20,674 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-14 16:32:20,674 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 124 of 140 [2021-12-14 16:32:20,675 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-14 16:32:20,888 INFO L129 PetriNetUnfolder]: 162/624 cut-off events. [2021-12-14 16:32:20,889 INFO L130 PetriNetUnfolder]: For 22/22 co-relation queries the response was YES. [2021-12-14 16:32:20,895 INFO L84 FinitePrefix]: Finished finitePrefix Result has 930 conditions, 624 events. 162/624 cut-off events. For 22/22 co-relation queries the response was YES. Maximal size of possible extension queue 46. Compared 3428 event pairs, 132 based on Foata normal form. 46/629 useless extension candidates. Maximal degree in co-relation 871. Up to 191 conditions per place. [2021-12-14 16:32:20,900 INFO L132 encePairwiseOnDemand]: 135/140 looper letters, 18 selfloop transitions, 2 changer transitions 0/140 dead transitions. [2021-12-14 16:32:20,900 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 147 places, 140 transitions, 341 flow [2021-12-14 16:32:20,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-14 16:32:20,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-12-14 16:32:20,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 397 transitions. [2021-12-14 16:32:20,919 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9452380952380952 [2021-12-14 16:32:20,920 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 397 transitions. [2021-12-14 16:32:20,920 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 397 transitions. [2021-12-14 16:32:20,924 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-14 16:32:20,926 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 397 transitions. [2021-12-14 16:32:20,930 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 132.33333333333334) internal successors, (397), 3 states have internal predecessors, (397), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:32:20,936 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 140.0) internal successors, (560), 4 states have internal predecessors, (560), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:32:20,936 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 140.0) internal successors, (560), 4 states have internal predecessors, (560), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:32:20,938 INFO L186 Difference]: Start difference. First operand has 147 places, 136 transitions, 284 flow. Second operand 3 states and 397 transitions. [2021-12-14 16:32:20,939 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 147 places, 140 transitions, 341 flow [2021-12-14 16:32:20,942 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 143 places, 140 transitions, 334 flow, removed 0 selfloop flow, removed 4 redundant places. [2021-12-14 16:32:20,946 INFO L242 Difference]: Finished difference. Result has 143 places, 132 transitions, 276 flow [2021-12-14 16:32:20,948 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=140, PETRI_DIFFERENCE_MINUEND_FLOW=272, PETRI_DIFFERENCE_MINUEND_PLACES=141, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=132, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=130, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=276, PETRI_PLACES=143, PETRI_TRANSITIONS=132} [2021-12-14 16:32:20,954 INFO L334 CegarLoopForPetriNet]: 147 programPoint places, -4 predicate places. [2021-12-14 16:32:20,954 INFO L470 AbstractCegarLoop]: Abstraction has has 143 places, 132 transitions, 276 flow [2021-12-14 16:32:20,955 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 125.0) internal successors, (375), 3 states have internal predecessors, (375), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:32:20,955 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-14 16:32:20,955 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 16:32:20,955 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-14 16:32:20,955 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-12-14 16:32:20,956 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 16:32:20,956 INFO L85 PathProgramCache]: Analyzing trace with hash -342842823, now seen corresponding path program 1 times [2021-12-14 16:32:20,956 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 16:32:20,956 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1169332481] [2021-12-14 16:32:20,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 16:32:20,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 16:32:21,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 16:32:21,296 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 16:32:21,296 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 16:32:21,296 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1169332481] [2021-12-14 16:32:21,296 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1169332481] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 16:32:21,296 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 16:32:21,297 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-14 16:32:21,297 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [232403605] [2021-12-14 16:32:21,297 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 16:32:21,298 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-14 16:32:21,298 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 16:32:21,299 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-14 16:32:21,299 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-14 16:32:21,301 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 106 out of 140 [2021-12-14 16:32:21,302 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 143 places, 132 transitions, 276 flow. Second operand has 6 states, 6 states have (on average 108.83333333333333) internal successors, (653), 6 states have internal predecessors, (653), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:32:21,302 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-14 16:32:21,303 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 106 of 140 [2021-12-14 16:32:21,303 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-14 16:32:25,728 INFO L129 PetriNetUnfolder]: 13857/30460 cut-off events. [2021-12-14 16:32:25,729 INFO L130 PetriNetUnfolder]: For 847/847 co-relation queries the response was YES. [2021-12-14 16:32:25,873 INFO L84 FinitePrefix]: Finished finitePrefix Result has 50479 conditions, 30460 events. 13857/30460 cut-off events. For 847/847 co-relation queries the response was YES. Maximal size of possible extension queue 1243. Compared 321078 event pairs, 3906 based on Foata normal form. 0/29919 useless extension candidates. Maximal degree in co-relation 50416. Up to 9047 conditions per place. [2021-12-14 16:32:25,965 INFO L132 encePairwiseOnDemand]: 124/140 looper letters, 36 selfloop transitions, 12 changer transitions 96/233 dead transitions. [2021-12-14 16:32:25,965 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 151 places, 233 transitions, 758 flow [2021-12-14 16:32:25,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-14 16:32:25,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-12-14 16:32:25,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1087 transitions. [2021-12-14 16:32:25,969 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8626984126984127 [2021-12-14 16:32:25,969 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1087 transitions. [2021-12-14 16:32:25,969 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1087 transitions. [2021-12-14 16:32:25,970 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-14 16:32:25,970 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1087 transitions. [2021-12-14 16:32:25,972 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 120.77777777777777) internal successors, (1087), 9 states have internal predecessors, (1087), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:32:25,976 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 140.0) internal successors, (1400), 10 states have internal predecessors, (1400), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:32:25,977 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 140.0) internal successors, (1400), 10 states have internal predecessors, (1400), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:32:25,977 INFO L186 Difference]: Start difference. First operand has 143 places, 132 transitions, 276 flow. Second operand 9 states and 1087 transitions. [2021-12-14 16:32:25,977 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 151 places, 233 transitions, 758 flow [2021-12-14 16:32:25,982 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 149 places, 233 transitions, 740 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-12-14 16:32:25,986 INFO L242 Difference]: Finished difference. Result has 157 places, 125 transitions, 376 flow [2021-12-14 16:32:25,987 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=140, PETRI_DIFFERENCE_MINUEND_FLOW=272, PETRI_DIFFERENCE_MINUEND_PLACES=141, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=132, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=120, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=376, PETRI_PLACES=157, PETRI_TRANSITIONS=125} [2021-12-14 16:32:25,987 INFO L334 CegarLoopForPetriNet]: 147 programPoint places, 10 predicate places. [2021-12-14 16:32:25,987 INFO L470 AbstractCegarLoop]: Abstraction has has 157 places, 125 transitions, 376 flow [2021-12-14 16:32:25,988 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 108.83333333333333) internal successors, (653), 6 states have internal predecessors, (653), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:32:25,988 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-14 16:32:25,988 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 16:32:25,989 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-14 16:32:25,989 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-12-14 16:32:25,989 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 16:32:25,990 INFO L85 PathProgramCache]: Analyzing trace with hash 1044416440, now seen corresponding path program 1 times [2021-12-14 16:32:25,990 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 16:32:25,990 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1591479874] [2021-12-14 16:32:25,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 16:32:25,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 16:32:26,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 16:32:26,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 16:32:26,188 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 16:32:26,189 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1591479874] [2021-12-14 16:32:26,189 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1591479874] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 16:32:26,189 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 16:32:26,189 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-14 16:32:26,189 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1978849934] [2021-12-14 16:32:26,190 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 16:32:26,191 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-14 16:32:26,191 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 16:32:26,191 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-14 16:32:26,192 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-12-14 16:32:26,193 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 106 out of 140 [2021-12-14 16:32:26,194 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 157 places, 125 transitions, 376 flow. Second operand has 7 states, 7 states have (on average 108.57142857142857) internal successors, (760), 7 states have internal predecessors, (760), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:32:26,194 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-14 16:32:26,194 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 106 of 140 [2021-12-14 16:32:26,194 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-14 16:32:28,831 INFO L129 PetriNetUnfolder]: 9918/17016 cut-off events. [2021-12-14 16:32:28,831 INFO L130 PetriNetUnfolder]: For 29818/30088 co-relation queries the response was YES. [2021-12-14 16:32:28,891 INFO L84 FinitePrefix]: Finished finitePrefix Result has 53027 conditions, 17016 events. 9918/17016 cut-off events. For 29818/30088 co-relation queries the response was YES. Maximal size of possible extension queue 811. Compared 131978 event pairs, 1814 based on Foata normal form. 368/17003 useless extension candidates. Maximal degree in co-relation 52948. Up to 6004 conditions per place. [2021-12-14 16:32:28,972 INFO L132 encePairwiseOnDemand]: 128/140 looper letters, 52 selfloop transitions, 9 changer transitions 115/265 dead transitions. [2021-12-14 16:32:28,972 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 149 places, 265 transitions, 1486 flow [2021-12-14 16:32:28,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-12-14 16:32:28,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-12-14 16:32:28,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1536 transitions. [2021-12-14 16:32:28,976 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.843956043956044 [2021-12-14 16:32:28,977 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1536 transitions. [2021-12-14 16:32:28,977 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1536 transitions. [2021-12-14 16:32:28,978 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-14 16:32:28,978 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1536 transitions. [2021-12-14 16:32:28,981 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 118.15384615384616) internal successors, (1536), 13 states have internal predecessors, (1536), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:32:28,984 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 140.0) internal successors, (1960), 14 states have internal predecessors, (1960), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:32:28,985 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 140.0) internal successors, (1960), 14 states have internal predecessors, (1960), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:32:28,985 INFO L186 Difference]: Start difference. First operand has 157 places, 125 transitions, 376 flow. Second operand 13 states and 1536 transitions. [2021-12-14 16:32:28,985 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 149 places, 265 transitions, 1486 flow [2021-12-14 16:32:29,307 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 147 places, 265 transitions, 1356 flow, removed 12 selfloop flow, removed 2 redundant places. [2021-12-14 16:32:29,311 INFO L242 Difference]: Finished difference. Result has 159 places, 130 transitions, 462 flow [2021-12-14 16:32:29,311 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=140, PETRI_DIFFERENCE_MINUEND_FLOW=346, PETRI_DIFFERENCE_MINUEND_PLACES=135, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=125, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=116, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=462, PETRI_PLACES=159, PETRI_TRANSITIONS=130} [2021-12-14 16:32:29,313 INFO L334 CegarLoopForPetriNet]: 147 programPoint places, 12 predicate places. [2021-12-14 16:32:29,314 INFO L470 AbstractCegarLoop]: Abstraction has has 159 places, 130 transitions, 462 flow [2021-12-14 16:32:29,314 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 108.57142857142857) internal successors, (760), 7 states have internal predecessors, (760), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:32:29,314 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-14 16:32:29,314 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 16:32:29,315 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-14 16:32:29,315 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-12-14 16:32:29,315 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 16:32:29,315 INFO L85 PathProgramCache]: Analyzing trace with hash -418810970, now seen corresponding path program 1 times [2021-12-14 16:32:29,315 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 16:32:29,316 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [958200671] [2021-12-14 16:32:29,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 16:32:29,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 16:32:29,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 16:32:29,503 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 16:32:29,503 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 16:32:29,503 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [958200671] [2021-12-14 16:32:29,503 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [958200671] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 16:32:29,504 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 16:32:29,504 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-14 16:32:29,504 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1831298022] [2021-12-14 16:32:29,504 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 16:32:29,505 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-14 16:32:29,505 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 16:32:29,506 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-14 16:32:29,509 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-12-14 16:32:29,509 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 106 out of 140 [2021-12-14 16:32:29,510 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 159 places, 130 transitions, 462 flow. Second operand has 7 states, 7 states have (on average 108.57142857142857) internal successors, (760), 7 states have internal predecessors, (760), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:32:29,510 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-14 16:32:29,510 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 106 of 140 [2021-12-14 16:32:29,511 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-14 16:32:31,595 INFO L129 PetriNetUnfolder]: 8304/14275 cut-off events. [2021-12-14 16:32:31,595 INFO L130 PetriNetUnfolder]: For 38225/38242 co-relation queries the response was YES. [2021-12-14 16:32:31,647 INFO L84 FinitePrefix]: Finished finitePrefix Result has 49274 conditions, 14275 events. 8304/14275 cut-off events. For 38225/38242 co-relation queries the response was YES. Maximal size of possible extension queue 683. Compared 109472 event pairs, 2241 based on Foata normal form. 290/14406 useless extension candidates. Maximal degree in co-relation 49187. Up to 5578 conditions per place. [2021-12-14 16:32:31,705 INFO L132 encePairwiseOnDemand]: 124/140 looper letters, 47 selfloop transitions, 22 changer transitions 94/252 dead transitions. [2021-12-14 16:32:31,706 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 162 places, 252 transitions, 1546 flow [2021-12-14 16:32:31,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-12-14 16:32:31,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-12-14 16:32:31,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1534 transitions. [2021-12-14 16:32:31,710 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8428571428571429 [2021-12-14 16:32:31,710 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1534 transitions. [2021-12-14 16:32:31,710 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1534 transitions. [2021-12-14 16:32:31,711 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-14 16:32:31,711 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1534 transitions. [2021-12-14 16:32:31,715 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 118.0) internal successors, (1534), 13 states have internal predecessors, (1534), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:32:31,718 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 140.0) internal successors, (1960), 14 states have internal predecessors, (1960), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:32:31,718 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 140.0) internal successors, (1960), 14 states have internal predecessors, (1960), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:32:31,718 INFO L186 Difference]: Start difference. First operand has 159 places, 130 transitions, 462 flow. Second operand 13 states and 1534 transitions. [2021-12-14 16:32:31,719 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 162 places, 252 transitions, 1546 flow [2021-12-14 16:32:31,883 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 155 places, 252 transitions, 1463 flow, removed 39 selfloop flow, removed 7 redundant places. [2021-12-14 16:32:31,887 INFO L242 Difference]: Finished difference. Result has 166 places, 136 transitions, 597 flow [2021-12-14 16:32:31,887 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=140, PETRI_DIFFERENCE_MINUEND_FLOW=435, PETRI_DIFFERENCE_MINUEND_PLACES=143, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=130, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=16, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=111, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=597, PETRI_PLACES=166, PETRI_TRANSITIONS=136} [2021-12-14 16:32:31,888 INFO L334 CegarLoopForPetriNet]: 147 programPoint places, 19 predicate places. [2021-12-14 16:32:31,888 INFO L470 AbstractCegarLoop]: Abstraction has has 166 places, 136 transitions, 597 flow [2021-12-14 16:32:31,889 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 108.57142857142857) internal successors, (760), 7 states have internal predecessors, (760), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:32:31,889 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-14 16:32:31,889 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 16:32:31,889 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-14 16:32:31,889 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-12-14 16:32:31,890 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 16:32:31,890 INFO L85 PathProgramCache]: Analyzing trace with hash 71519543, now seen corresponding path program 1 times [2021-12-14 16:32:31,890 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 16:32:31,891 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1079041029] [2021-12-14 16:32:31,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 16:32:31,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 16:32:31,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 16:32:32,030 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 16:32:32,031 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 16:32:32,031 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1079041029] [2021-12-14 16:32:32,031 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1079041029] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 16:32:32,031 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 16:32:32,032 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-14 16:32:32,032 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1125499711] [2021-12-14 16:32:32,032 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 16:32:32,033 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-14 16:32:32,033 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 16:32:32,033 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-14 16:32:32,033 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-14 16:32:32,034 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 116 out of 140 [2021-12-14 16:32:32,035 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 166 places, 136 transitions, 597 flow. Second operand has 6 states, 6 states have (on average 118.0) internal successors, (708), 6 states have internal predecessors, (708), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:32:32,035 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-14 16:32:32,035 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 116 of 140 [2021-12-14 16:32:32,035 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-14 16:32:33,542 INFO L129 PetriNetUnfolder]: 4988/9164 cut-off events. [2021-12-14 16:32:33,542 INFO L130 PetriNetUnfolder]: For 26029/27399 co-relation queries the response was YES. [2021-12-14 16:32:33,592 INFO L84 FinitePrefix]: Finished finitePrefix Result has 30680 conditions, 9164 events. 4988/9164 cut-off events. For 26029/27399 co-relation queries the response was YES. Maximal size of possible extension queue 493. Compared 71124 event pairs, 1747 based on Foata normal form. 314/9080 useless extension candidates. Maximal degree in co-relation 30586. Up to 3527 conditions per place. [2021-12-14 16:32:33,629 INFO L132 encePairwiseOnDemand]: 134/140 looper letters, 24 selfloop transitions, 5 changer transitions 46/187 dead transitions. [2021-12-14 16:32:33,629 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 165 places, 187 transitions, 989 flow [2021-12-14 16:32:33,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-14 16:32:33,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-12-14 16:32:33,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1110 transitions. [2021-12-14 16:32:33,634 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8809523809523809 [2021-12-14 16:32:33,634 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1110 transitions. [2021-12-14 16:32:33,634 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1110 transitions. [2021-12-14 16:32:33,634 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-14 16:32:33,635 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1110 transitions. [2021-12-14 16:32:33,637 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 123.33333333333333) internal successors, (1110), 9 states have internal predecessors, (1110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:32:33,639 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 140.0) internal successors, (1400), 10 states have internal predecessors, (1400), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:32:33,639 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 140.0) internal successors, (1400), 10 states have internal predecessors, (1400), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:32:33,639 INFO L186 Difference]: Start difference. First operand has 166 places, 136 transitions, 597 flow. Second operand 9 states and 1110 transitions. [2021-12-14 16:32:33,639 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 165 places, 187 transitions, 989 flow [2021-12-14 16:32:33,831 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 150 places, 187 transitions, 893 flow, removed 48 selfloop flow, removed 15 redundant places. [2021-12-14 16:32:33,834 INFO L242 Difference]: Finished difference. Result has 157 places, 136 transitions, 554 flow [2021-12-14 16:32:33,834 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=140, PETRI_DIFFERENCE_MINUEND_FLOW=525, PETRI_DIFFERENCE_MINUEND_PLACES=142, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=136, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=131, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=554, PETRI_PLACES=157, PETRI_TRANSITIONS=136} [2021-12-14 16:32:33,835 INFO L334 CegarLoopForPetriNet]: 147 programPoint places, 10 predicate places. [2021-12-14 16:32:33,835 INFO L470 AbstractCegarLoop]: Abstraction has has 157 places, 136 transitions, 554 flow [2021-12-14 16:32:33,836 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 118.0) internal successors, (708), 6 states have internal predecessors, (708), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:32:33,836 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-14 16:32:33,836 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 16:32:33,836 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-12-14 16:32:33,836 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-12-14 16:32:33,837 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 16:32:33,837 INFO L85 PathProgramCache]: Analyzing trace with hash -585447264, now seen corresponding path program 1 times [2021-12-14 16:32:33,837 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 16:32:33,837 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1823344326] [2021-12-14 16:32:33,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 16:32:33,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 16:32:33,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 16:32:33,955 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 16:32:33,956 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 16:32:33,956 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1823344326] [2021-12-14 16:32:33,956 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1823344326] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 16:32:33,956 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 16:32:33,956 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-14 16:32:33,956 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [686019898] [2021-12-14 16:32:33,956 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 16:32:33,957 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-14 16:32:33,957 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 16:32:33,958 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-14 16:32:33,958 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-14 16:32:33,959 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 113 out of 140 [2021-12-14 16:32:33,960 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 157 places, 136 transitions, 554 flow. Second operand has 6 states, 6 states have (on average 115.0) internal successors, (690), 6 states have internal predecessors, (690), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:32:33,960 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-14 16:32:33,960 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 113 of 140 [2021-12-14 16:32:33,960 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-14 16:32:36,848 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1132] L811-->L818: Formula: (let ((.cse8 (= (mod v_~a$w_buff0_used~0_413 256) 0)) (.cse12 (= (mod v_~a$r_buff0_thd3~0_76 256) 0)) (.cse13 (= (mod v_~a$w_buff0_used~0_414 256) 0)) (.cse10 (= (mod v_~a$r_buff1_thd3~0_52 256) 0)) (.cse14 (= (mod v_~a$w_buff1_used~0_286 256) 0))) (let ((.cse1 (not .cse14)) (.cse2 (or .cse14 .cse10)) (.cse4 (not .cse13)) (.cse3 (or .cse13 .cse12)) (.cse5 (not .cse12)) (.cse7 (or .cse12 .cse8)) (.cse6 (not .cse8)) (.cse0 (not .cse10))) (and (or (and (or (and .cse0 .cse1 (= |v_P2_#t~ite15_29| v_~a$w_buff1~0_80)) (and .cse2 (= |v_P2_#t~ite15_29| v_~a~0_133))) .cse3 (= |v_P2_#t~ite15_29| v_~a~0_132)) (and .cse4 .cse5 (= |v_P2Thread1of1ForFork2_#t~ite15_1| |v_P2_#t~ite15_29|) (= v_~a~0_132 v_~a$w_buff0~0_69))) (or (and (or (and .cse0 .cse1) (and .cse5 .cse6)) (= v_~a$w_buff1_used~0_285 0)) (and .cse7 .cse2 (= v_~a$w_buff1_used~0_286 v_~a$w_buff1_used~0_285))) (or (and (= v_~a$w_buff0_used~0_413 0) .cse4 .cse5) (and .cse3 (= v_~a$w_buff0_used~0_414 v_~a$w_buff0_used~0_413))) (or (and .cse5 (= v_~a$r_buff0_thd3~0_75 0) .cse6) (and (= v_~a$r_buff0_thd3~0_76 v_~a$r_buff0_thd3~0_75) .cse7)) (let ((.cse9 (= (mod v_~a$r_buff0_thd3~0_75 256) 0)) (.cse11 (= (mod v_~a$w_buff1_used~0_285 256) 0))) (or (and (or .cse8 .cse9) (or .cse10 .cse11) (= v_~a$r_buff1_thd3~0_52 v_~a$r_buff1_thd3~0_51)) (and (or (and (not .cse9) .cse6) (and .cse0 (not .cse11))) (= v_~a$r_buff1_thd3~0_51 0))))))) InVars {~a~0=v_~a~0_133, P2Thread1of1ForFork2_#t~ite15=|v_P2Thread1of1ForFork2_#t~ite15_1|, ~a$w_buff1~0=v_~a$w_buff1~0_80, ~a$w_buff0~0=v_~a$w_buff0~0_69, ~a$r_buff1_thd3~0=v_~a$r_buff1_thd3~0_52, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_414, ~a$r_buff0_thd3~0=v_~a$r_buff0_thd3~0_76, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_286} OutVars{~a$r_buff1_thd3~0=v_~a$r_buff1_thd3~0_51, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_413, ~a$r_buff0_thd3~0=v_~a$r_buff0_thd3~0_75, ~a~0=v_~a~0_132, P2Thread1of1ForFork2_#t~ite15=|v_P2Thread1of1ForFork2_#t~ite15_2|, ~a$w_buff1~0=v_~a$w_buff1~0_80, ~a$w_buff0~0=v_~a$w_buff0~0_69, P2Thread1of1ForFork2_#t~ite20=|v_P2Thread1of1ForFork2_#t~ite20_1|, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_285, P2Thread1of1ForFork2_#t~ite16=|v_P2Thread1of1ForFork2_#t~ite16_1|, P2Thread1of1ForFork2_#t~ite17=|v_P2Thread1of1ForFork2_#t~ite17_1|, P2Thread1of1ForFork2_#t~ite18=|v_P2Thread1of1ForFork2_#t~ite18_1|, P2Thread1of1ForFork2_#t~ite19=|v_P2Thread1of1ForFork2_#t~ite19_1|} AuxVars[|v_P2_#t~ite15_29|] AssignedVars[~a~0, P2Thread1of1ForFork2_#t~ite15, P2Thread1of1ForFork2_#t~ite20, ~a$r_buff1_thd3~0, ~a$w_buff0_used~0, ~a$r_buff0_thd3~0, ~a$w_buff1_used~0, P2Thread1of1ForFork2_#t~ite16, P2Thread1of1ForFork2_#t~ite17, P2Thread1of1ForFork2_#t~ite18, P2Thread1of1ForFork2_#t~ite19][145], [278#true, 109#L818true, Black: 265#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 257#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 183#true, Black: 269#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 185#(= ~__unbuffered_p2_EAX~0 0), Black: 263#(and (<= 1 ~main$tmp_guard1~0) (= ~__unbuffered_p3_EAX~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 267#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= ~__unbuffered_p3_EAX~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P0Thread1of1ForFork3InUse, Black: 261#(and (<= 1 ~main$tmp_guard1~0) (= ~__unbuffered_p3_EAX~0 0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 256#(= ~__unbuffered_p3_EAX~0 0), P3Thread1of1ForFork0InUse, Black: 186#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0))), P2Thread1of1ForFork2InUse, P1Thread1of1ForFork1InUse, 19#L788true, 29#L2-1true, 254#true, 97#L847true, 219#true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)))), Black: 160#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0))), Black: 165#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)))), Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)))), Black: 221#(= ~x~0 0), 11#L778true, Black: 222#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)))]) [2021-12-14 16:32:36,848 INFO L384 tUnfolder$Statistics]: this new event has 95 ancestors and is cut-off event [2021-12-14 16:32:36,848 INFO L387 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2021-12-14 16:32:36,849 INFO L387 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2021-12-14 16:32:36,849 INFO L387 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2021-12-14 16:32:36,850 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1132] L811-->L818: Formula: (let ((.cse8 (= (mod v_~a$w_buff0_used~0_413 256) 0)) (.cse12 (= (mod v_~a$r_buff0_thd3~0_76 256) 0)) (.cse13 (= (mod v_~a$w_buff0_used~0_414 256) 0)) (.cse10 (= (mod v_~a$r_buff1_thd3~0_52 256) 0)) (.cse14 (= (mod v_~a$w_buff1_used~0_286 256) 0))) (let ((.cse1 (not .cse14)) (.cse2 (or .cse14 .cse10)) (.cse4 (not .cse13)) (.cse3 (or .cse13 .cse12)) (.cse5 (not .cse12)) (.cse7 (or .cse12 .cse8)) (.cse6 (not .cse8)) (.cse0 (not .cse10))) (and (or (and (or (and .cse0 .cse1 (= |v_P2_#t~ite15_29| v_~a$w_buff1~0_80)) (and .cse2 (= |v_P2_#t~ite15_29| v_~a~0_133))) .cse3 (= |v_P2_#t~ite15_29| v_~a~0_132)) (and .cse4 .cse5 (= |v_P2Thread1of1ForFork2_#t~ite15_1| |v_P2_#t~ite15_29|) (= v_~a~0_132 v_~a$w_buff0~0_69))) (or (and (or (and .cse0 .cse1) (and .cse5 .cse6)) (= v_~a$w_buff1_used~0_285 0)) (and .cse7 .cse2 (= v_~a$w_buff1_used~0_286 v_~a$w_buff1_used~0_285))) (or (and (= v_~a$w_buff0_used~0_413 0) .cse4 .cse5) (and .cse3 (= v_~a$w_buff0_used~0_414 v_~a$w_buff0_used~0_413))) (or (and .cse5 (= v_~a$r_buff0_thd3~0_75 0) .cse6) (and (= v_~a$r_buff0_thd3~0_76 v_~a$r_buff0_thd3~0_75) .cse7)) (let ((.cse9 (= (mod v_~a$r_buff0_thd3~0_75 256) 0)) (.cse11 (= (mod v_~a$w_buff1_used~0_285 256) 0))) (or (and (or .cse8 .cse9) (or .cse10 .cse11) (= v_~a$r_buff1_thd3~0_52 v_~a$r_buff1_thd3~0_51)) (and (or (and (not .cse9) .cse6) (and .cse0 (not .cse11))) (= v_~a$r_buff1_thd3~0_51 0))))))) InVars {~a~0=v_~a~0_133, P2Thread1of1ForFork2_#t~ite15=|v_P2Thread1of1ForFork2_#t~ite15_1|, ~a$w_buff1~0=v_~a$w_buff1~0_80, ~a$w_buff0~0=v_~a$w_buff0~0_69, ~a$r_buff1_thd3~0=v_~a$r_buff1_thd3~0_52, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_414, ~a$r_buff0_thd3~0=v_~a$r_buff0_thd3~0_76, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_286} OutVars{~a$r_buff1_thd3~0=v_~a$r_buff1_thd3~0_51, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_413, ~a$r_buff0_thd3~0=v_~a$r_buff0_thd3~0_75, ~a~0=v_~a~0_132, P2Thread1of1ForFork2_#t~ite15=|v_P2Thread1of1ForFork2_#t~ite15_2|, ~a$w_buff1~0=v_~a$w_buff1~0_80, ~a$w_buff0~0=v_~a$w_buff0~0_69, P2Thread1of1ForFork2_#t~ite20=|v_P2Thread1of1ForFork2_#t~ite20_1|, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_285, P2Thread1of1ForFork2_#t~ite16=|v_P2Thread1of1ForFork2_#t~ite16_1|, P2Thread1of1ForFork2_#t~ite17=|v_P2Thread1of1ForFork2_#t~ite17_1|, P2Thread1of1ForFork2_#t~ite18=|v_P2Thread1of1ForFork2_#t~ite18_1|, P2Thread1of1ForFork2_#t~ite19=|v_P2Thread1of1ForFork2_#t~ite19_1|} AuxVars[|v_P2_#t~ite15_29|] AssignedVars[~a~0, P2Thread1of1ForFork2_#t~ite15, P2Thread1of1ForFork2_#t~ite20, ~a$r_buff1_thd3~0, ~a$w_buff0_used~0, ~a$r_buff0_thd3~0, ~a$w_buff1_used~0, P2Thread1of1ForFork2_#t~ite16, P2Thread1of1ForFork2_#t~ite17, P2Thread1of1ForFork2_#t~ite18, P2Thread1of1ForFork2_#t~ite19][196], [283#(and (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1))), 109#L818true, Black: 265#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 257#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 183#true, Black: 269#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 185#(= ~__unbuffered_p2_EAX~0 0), Black: 263#(and (<= 1 ~main$tmp_guard1~0) (= ~__unbuffered_p3_EAX~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 267#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= ~__unbuffered_p3_EAX~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P0Thread1of1ForFork3InUse, Black: 261#(and (<= 1 ~main$tmp_guard1~0) (= ~__unbuffered_p3_EAX~0 0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 256#(= ~__unbuffered_p3_EAX~0 0), P3Thread1of1ForFork0InUse, Black: 186#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0))), P2Thread1of1ForFork2InUse, 138#L3-1true, P1Thread1of1ForFork1InUse, 19#L788true, 254#true, 97#L847true, 219#true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)))), Black: 160#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0))), Black: 165#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)))), Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)))), Black: 221#(= ~x~0 0), 11#L778true, Black: 222#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)))]) [2021-12-14 16:32:36,850 INFO L384 tUnfolder$Statistics]: this new event has 95 ancestors and is cut-off event [2021-12-14 16:32:36,850 INFO L387 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2021-12-14 16:32:36,850 INFO L387 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2021-12-14 16:32:36,850 INFO L387 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2021-12-14 16:32:37,269 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1132] L811-->L818: Formula: (let ((.cse8 (= (mod v_~a$w_buff0_used~0_413 256) 0)) (.cse12 (= (mod v_~a$r_buff0_thd3~0_76 256) 0)) (.cse13 (= (mod v_~a$w_buff0_used~0_414 256) 0)) (.cse10 (= (mod v_~a$r_buff1_thd3~0_52 256) 0)) (.cse14 (= (mod v_~a$w_buff1_used~0_286 256) 0))) (let ((.cse1 (not .cse14)) (.cse2 (or .cse14 .cse10)) (.cse4 (not .cse13)) (.cse3 (or .cse13 .cse12)) (.cse5 (not .cse12)) (.cse7 (or .cse12 .cse8)) (.cse6 (not .cse8)) (.cse0 (not .cse10))) (and (or (and (or (and .cse0 .cse1 (= |v_P2_#t~ite15_29| v_~a$w_buff1~0_80)) (and .cse2 (= |v_P2_#t~ite15_29| v_~a~0_133))) .cse3 (= |v_P2_#t~ite15_29| v_~a~0_132)) (and .cse4 .cse5 (= |v_P2Thread1of1ForFork2_#t~ite15_1| |v_P2_#t~ite15_29|) (= v_~a~0_132 v_~a$w_buff0~0_69))) (or (and (or (and .cse0 .cse1) (and .cse5 .cse6)) (= v_~a$w_buff1_used~0_285 0)) (and .cse7 .cse2 (= v_~a$w_buff1_used~0_286 v_~a$w_buff1_used~0_285))) (or (and (= v_~a$w_buff0_used~0_413 0) .cse4 .cse5) (and .cse3 (= v_~a$w_buff0_used~0_414 v_~a$w_buff0_used~0_413))) (or (and .cse5 (= v_~a$r_buff0_thd3~0_75 0) .cse6) (and (= v_~a$r_buff0_thd3~0_76 v_~a$r_buff0_thd3~0_75) .cse7)) (let ((.cse9 (= (mod v_~a$r_buff0_thd3~0_75 256) 0)) (.cse11 (= (mod v_~a$w_buff1_used~0_285 256) 0))) (or (and (or .cse8 .cse9) (or .cse10 .cse11) (= v_~a$r_buff1_thd3~0_52 v_~a$r_buff1_thd3~0_51)) (and (or (and (not .cse9) .cse6) (and .cse0 (not .cse11))) (= v_~a$r_buff1_thd3~0_51 0))))))) InVars {~a~0=v_~a~0_133, P2Thread1of1ForFork2_#t~ite15=|v_P2Thread1of1ForFork2_#t~ite15_1|, ~a$w_buff1~0=v_~a$w_buff1~0_80, ~a$w_buff0~0=v_~a$w_buff0~0_69, ~a$r_buff1_thd3~0=v_~a$r_buff1_thd3~0_52, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_414, ~a$r_buff0_thd3~0=v_~a$r_buff0_thd3~0_76, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_286} OutVars{~a$r_buff1_thd3~0=v_~a$r_buff1_thd3~0_51, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_413, ~a$r_buff0_thd3~0=v_~a$r_buff0_thd3~0_75, ~a~0=v_~a~0_132, P2Thread1of1ForFork2_#t~ite15=|v_P2Thread1of1ForFork2_#t~ite15_2|, ~a$w_buff1~0=v_~a$w_buff1~0_80, ~a$w_buff0~0=v_~a$w_buff0~0_69, P2Thread1of1ForFork2_#t~ite20=|v_P2Thread1of1ForFork2_#t~ite20_1|, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_285, P2Thread1of1ForFork2_#t~ite16=|v_P2Thread1of1ForFork2_#t~ite16_1|, P2Thread1of1ForFork2_#t~ite17=|v_P2Thread1of1ForFork2_#t~ite17_1|, P2Thread1of1ForFork2_#t~ite18=|v_P2Thread1of1ForFork2_#t~ite18_1|, P2Thread1of1ForFork2_#t~ite19=|v_P2Thread1of1ForFork2_#t~ite19_1|} AuxVars[|v_P2_#t~ite15_29|] AssignedVars[~a~0, P2Thread1of1ForFork2_#t~ite15, P2Thread1of1ForFork2_#t~ite20, ~a$r_buff1_thd3~0, ~a$w_buff0_used~0, ~a$r_buff0_thd3~0, ~a$w_buff1_used~0, P2Thread1of1ForFork2_#t~ite16, P2Thread1of1ForFork2_#t~ite17, P2Thread1of1ForFork2_#t~ite18, P2Thread1of1ForFork2_#t~ite19][145], [278#true, 109#L818true, Black: 265#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 257#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 183#true, Black: 269#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 185#(= ~__unbuffered_p2_EAX~0 0), Black: 263#(and (<= 1 ~main$tmp_guard1~0) (= ~__unbuffered_p3_EAX~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 267#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= ~__unbuffered_p3_EAX~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P0Thread1of1ForFork3InUse, Black: 261#(and (<= 1 ~main$tmp_guard1~0) (= ~__unbuffered_p3_EAX~0 0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 256#(= ~__unbuffered_p3_EAX~0 0), P3Thread1of1ForFork0InUse, Black: 186#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0))), P2Thread1of1ForFork2InUse, P1Thread1of1ForFork1InUse, 19#L788true, 254#true, 97#L847true, 219#true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)))), Black: 160#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0))), Black: 165#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)))), Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)))), 12#L889true, Black: 221#(= ~x~0 0), 11#L778true, Black: 222#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)))]) [2021-12-14 16:32:37,269 INFO L384 tUnfolder$Statistics]: this new event has 97 ancestors and is cut-off event [2021-12-14 16:32:37,269 INFO L387 tUnfolder$Statistics]: existing Event has 97 ancestors and is cut-off event [2021-12-14 16:32:37,269 INFO L387 tUnfolder$Statistics]: existing Event has 97 ancestors and is cut-off event [2021-12-14 16:32:37,269 INFO L387 tUnfolder$Statistics]: existing Event has 97 ancestors and is cut-off event [2021-12-14 16:32:37,271 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([984] L889-->L892: Formula: (= v_~main$tmp_guard1~0_2 (ite (= (ite (not (and (= v_~__unbuffered_p1_EAX~0_2 0) (= v_~__unbuffered_p3_EBX~0_2 0) (= v_~__unbuffered_p2_EBX~0_2 0) (= v_~__unbuffered_p3_EAX~0_2 1) (= v_~__unbuffered_p2_EAX~0_2 1) (= 2 v_~x~0_4))) 1 0) 0) 0 1)) InVars {~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_2, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_2, ~__unbuffered_p3_EAX~0=v_~__unbuffered_p3_EAX~0_2, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_2, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_2, ~x~0=v_~x~0_4} OutVars{~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_2, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_2, ~__unbuffered_p3_EAX~0=v_~__unbuffered_p3_EAX~0_2, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_2, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_2, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_2, ~x~0=v_~x~0_4} AuxVars[] AssignedVars[~main$tmp_guard1~0][207], [278#true, Black: 265#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 257#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 183#true, Black: 269#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 185#(= ~__unbuffered_p2_EAX~0 0), Black: 263#(and (<= 1 ~main$tmp_guard1~0) (= ~__unbuffered_p3_EAX~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 267#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= ~__unbuffered_p3_EAX~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P0Thread1of1ForFork3InUse, Black: 261#(and (<= 1 ~main$tmp_guard1~0) (= ~__unbuffered_p3_EAX~0 0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 256#(= ~__unbuffered_p3_EAX~0 0), P3Thread1of1ForFork0InUse, Black: 186#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0))), P2Thread1of1ForFork2InUse, P1Thread1of1ForFork1InUse, 19#L788true, 122#L892true, 100#L811true, 254#true, 97#L847true, 219#true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)))), Black: 160#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0))), Black: 165#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)))), Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)))), Black: 221#(= ~x~0 0), 11#L778true, Black: 222#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)))]) [2021-12-14 16:32:37,271 INFO L384 tUnfolder$Statistics]: this new event has 97 ancestors and is cut-off event [2021-12-14 16:32:37,271 INFO L387 tUnfolder$Statistics]: existing Event has 97 ancestors and is cut-off event [2021-12-14 16:32:37,271 INFO L387 tUnfolder$Statistics]: existing Event has 97 ancestors and is cut-off event [2021-12-14 16:32:37,271 INFO L387 tUnfolder$Statistics]: existing Event has 97 ancestors and is cut-off event [2021-12-14 16:32:37,854 INFO L129 PetriNetUnfolder]: 18172/32495 cut-off events. [2021-12-14 16:32:37,855 INFO L130 PetriNetUnfolder]: For 29007/36641 co-relation queries the response was YES. [2021-12-14 16:32:38,117 INFO L84 FinitePrefix]: Finished finitePrefix Result has 76718 conditions, 32495 events. 18172/32495 cut-off events. For 29007/36641 co-relation queries the response was YES. Maximal size of possible extension queue 1854. Compared 298747 event pairs, 2360 based on Foata normal form. 215/30792 useless extension candidates. Maximal degree in co-relation 76630. Up to 9774 conditions per place. [2021-12-14 16:32:38,228 INFO L132 encePairwiseOnDemand]: 129/140 looper letters, 101 selfloop transitions, 20 changer transitions 0/232 dead transitions. [2021-12-14 16:32:38,228 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 160 places, 232 transitions, 1162 flow [2021-12-14 16:32:38,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-12-14 16:32:38,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-12-14 16:32:38,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1237 transitions. [2021-12-14 16:32:38,232 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8835714285714286 [2021-12-14 16:32:38,232 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 1237 transitions. [2021-12-14 16:32:38,232 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 1237 transitions. [2021-12-14 16:32:38,235 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-14 16:32:38,235 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 1237 transitions. [2021-12-14 16:32:38,237 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 123.7) internal successors, (1237), 10 states have internal predecessors, (1237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:32:38,243 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 140.0) internal successors, (1540), 11 states have internal predecessors, (1540), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:32:38,244 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 140.0) internal successors, (1540), 11 states have internal predecessors, (1540), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:32:38,244 INFO L186 Difference]: Start difference. First operand has 157 places, 136 transitions, 554 flow. Second operand 10 states and 1237 transitions. [2021-12-14 16:32:38,244 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 160 places, 232 transitions, 1162 flow [2021-12-14 16:32:38,362 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 152 places, 232 transitions, 1140 flow, removed 6 selfloop flow, removed 8 redundant places. [2021-12-14 16:32:38,366 INFO L242 Difference]: Finished difference. Result has 158 places, 154 transitions, 675 flow [2021-12-14 16:32:38,366 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=140, PETRI_DIFFERENCE_MINUEND_FLOW=532, PETRI_DIFFERENCE_MINUEND_PLACES=143, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=136, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=126, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=675, PETRI_PLACES=158, PETRI_TRANSITIONS=154} [2021-12-14 16:32:38,369 INFO L334 CegarLoopForPetriNet]: 147 programPoint places, 11 predicate places. [2021-12-14 16:32:38,369 INFO L470 AbstractCegarLoop]: Abstraction has has 158 places, 154 transitions, 675 flow [2021-12-14 16:32:38,369 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 115.0) internal successors, (690), 6 states have internal predecessors, (690), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:32:38,369 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-14 16:32:38,370 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 16:32:38,370 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-12-14 16:32:38,370 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-12-14 16:32:38,371 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 16:32:38,371 INFO L85 PathProgramCache]: Analyzing trace with hash -52804616, now seen corresponding path program 1 times [2021-12-14 16:32:38,371 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 16:32:38,371 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2065325363] [2021-12-14 16:32:38,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 16:32:38,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 16:32:38,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 16:32:38,514 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 16:32:38,514 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 16:32:38,514 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2065325363] [2021-12-14 16:32:38,515 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2065325363] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 16:32:38,515 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 16:32:38,515 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-14 16:32:38,515 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [427300090] [2021-12-14 16:32:38,519 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 16:32:38,519 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-14 16:32:38,519 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 16:32:38,520 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-14 16:32:38,520 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-12-14 16:32:38,521 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 106 out of 140 [2021-12-14 16:32:38,522 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 158 places, 154 transitions, 675 flow. Second operand has 7 states, 7 states have (on average 109.14285714285714) internal successors, (764), 7 states have internal predecessors, (764), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:32:38,522 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-14 16:32:38,522 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 106 of 140 [2021-12-14 16:32:38,522 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-14 16:32:40,665 INFO L129 PetriNetUnfolder]: 7514/19006 cut-off events. [2021-12-14 16:32:40,665 INFO L130 PetriNetUnfolder]: For 30747/33580 co-relation queries the response was YES. [2021-12-14 16:32:40,779 INFO L84 FinitePrefix]: Finished finitePrefix Result has 55647 conditions, 19006 events. 7514/19006 cut-off events. For 30747/33580 co-relation queries the response was YES. Maximal size of possible extension queue 1201. Compared 212162 event pairs, 2691 based on Foata normal form. 359/18171 useless extension candidates. Maximal degree in co-relation 55553. Up to 3636 conditions per place. [2021-12-14 16:32:40,842 INFO L132 encePairwiseOnDemand]: 127/140 looper letters, 89 selfloop transitions, 24 changer transitions 6/226 dead transitions. [2021-12-14 16:32:40,842 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 167 places, 226 transitions, 1307 flow [2021-12-14 16:32:40,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-12-14 16:32:40,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-12-14 16:32:40,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1168 transitions. [2021-12-14 16:32:40,845 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8342857142857143 [2021-12-14 16:32:40,845 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 1168 transitions. [2021-12-14 16:32:40,845 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 1168 transitions. [2021-12-14 16:32:40,845 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-14 16:32:40,845 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 1168 transitions. [2021-12-14 16:32:40,847 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 116.8) internal successors, (1168), 10 states have internal predecessors, (1168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:32:40,850 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 140.0) internal successors, (1540), 11 states have internal predecessors, (1540), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:32:40,850 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 140.0) internal successors, (1540), 11 states have internal predecessors, (1540), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:32:40,850 INFO L186 Difference]: Start difference. First operand has 158 places, 154 transitions, 675 flow. Second operand 10 states and 1168 transitions. [2021-12-14 16:32:40,850 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 167 places, 226 transitions, 1307 flow [2021-12-14 16:32:40,954 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 166 places, 226 transitions, 1305 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-12-14 16:32:40,956 INFO L242 Difference]: Finished difference. Result has 173 places, 162 transitions, 821 flow [2021-12-14 16:32:40,956 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=140, PETRI_DIFFERENCE_MINUEND_FLOW=673, PETRI_DIFFERENCE_MINUEND_PLACES=157, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=154, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=16, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=135, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=821, PETRI_PLACES=173, PETRI_TRANSITIONS=162} [2021-12-14 16:32:40,957 INFO L334 CegarLoopForPetriNet]: 147 programPoint places, 26 predicate places. [2021-12-14 16:32:40,957 INFO L470 AbstractCegarLoop]: Abstraction has has 173 places, 162 transitions, 821 flow [2021-12-14 16:32:40,957 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 109.14285714285714) internal successors, (764), 7 states have internal predecessors, (764), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:32:40,957 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-14 16:32:40,957 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 16:32:40,957 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-12-14 16:32:40,957 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-12-14 16:32:40,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 16:32:40,958 INFO L85 PathProgramCache]: Analyzing trace with hash 1147967594, now seen corresponding path program 1 times [2021-12-14 16:32:40,958 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 16:32:40,958 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [23654956] [2021-12-14 16:32:40,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 16:32:40,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 16:32:40,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 16:32:41,054 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 16:32:41,055 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 16:32:41,055 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [23654956] [2021-12-14 16:32:41,055 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [23654956] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 16:32:41,055 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 16:32:41,055 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-14 16:32:41,056 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2094917047] [2021-12-14 16:32:41,056 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 16:32:41,056 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-14 16:32:41,056 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 16:32:41,057 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-14 16:32:41,057 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-12-14 16:32:41,058 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 113 out of 140 [2021-12-14 16:32:41,059 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 173 places, 162 transitions, 821 flow. Second operand has 7 states, 7 states have (on average 115.0) internal successors, (805), 7 states have internal predecessors, (805), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:32:41,059 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-14 16:32:41,059 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 113 of 140 [2021-12-14 16:32:41,059 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-14 16:32:44,563 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1132] L811-->L818: Formula: (let ((.cse8 (= (mod v_~a$w_buff0_used~0_413 256) 0)) (.cse12 (= (mod v_~a$r_buff0_thd3~0_76 256) 0)) (.cse13 (= (mod v_~a$w_buff0_used~0_414 256) 0)) (.cse10 (= (mod v_~a$r_buff1_thd3~0_52 256) 0)) (.cse14 (= (mod v_~a$w_buff1_used~0_286 256) 0))) (let ((.cse1 (not .cse14)) (.cse2 (or .cse14 .cse10)) (.cse4 (not .cse13)) (.cse3 (or .cse13 .cse12)) (.cse5 (not .cse12)) (.cse7 (or .cse12 .cse8)) (.cse6 (not .cse8)) (.cse0 (not .cse10))) (and (or (and (or (and .cse0 .cse1 (= |v_P2_#t~ite15_29| v_~a$w_buff1~0_80)) (and .cse2 (= |v_P2_#t~ite15_29| v_~a~0_133))) .cse3 (= |v_P2_#t~ite15_29| v_~a~0_132)) (and .cse4 .cse5 (= |v_P2Thread1of1ForFork2_#t~ite15_1| |v_P2_#t~ite15_29|) (= v_~a~0_132 v_~a$w_buff0~0_69))) (or (and (or (and .cse0 .cse1) (and .cse5 .cse6)) (= v_~a$w_buff1_used~0_285 0)) (and .cse7 .cse2 (= v_~a$w_buff1_used~0_286 v_~a$w_buff1_used~0_285))) (or (and (= v_~a$w_buff0_used~0_413 0) .cse4 .cse5) (and .cse3 (= v_~a$w_buff0_used~0_414 v_~a$w_buff0_used~0_413))) (or (and .cse5 (= v_~a$r_buff0_thd3~0_75 0) .cse6) (and (= v_~a$r_buff0_thd3~0_76 v_~a$r_buff0_thd3~0_75) .cse7)) (let ((.cse9 (= (mod v_~a$r_buff0_thd3~0_75 256) 0)) (.cse11 (= (mod v_~a$w_buff1_used~0_285 256) 0))) (or (and (or .cse8 .cse9) (or .cse10 .cse11) (= v_~a$r_buff1_thd3~0_52 v_~a$r_buff1_thd3~0_51)) (and (or (and (not .cse9) .cse6) (and .cse0 (not .cse11))) (= v_~a$r_buff1_thd3~0_51 0))))))) InVars {~a~0=v_~a~0_133, P2Thread1of1ForFork2_#t~ite15=|v_P2Thread1of1ForFork2_#t~ite15_1|, ~a$w_buff1~0=v_~a$w_buff1~0_80, ~a$w_buff0~0=v_~a$w_buff0~0_69, ~a$r_buff1_thd3~0=v_~a$r_buff1_thd3~0_52, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_414, ~a$r_buff0_thd3~0=v_~a$r_buff0_thd3~0_76, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_286} OutVars{~a$r_buff1_thd3~0=v_~a$r_buff1_thd3~0_51, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_413, ~a$r_buff0_thd3~0=v_~a$r_buff0_thd3~0_75, ~a~0=v_~a~0_132, P2Thread1of1ForFork2_#t~ite15=|v_P2Thread1of1ForFork2_#t~ite15_2|, ~a$w_buff1~0=v_~a$w_buff1~0_80, ~a$w_buff0~0=v_~a$w_buff0~0_69, P2Thread1of1ForFork2_#t~ite20=|v_P2Thread1of1ForFork2_#t~ite20_1|, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_285, P2Thread1of1ForFork2_#t~ite16=|v_P2Thread1of1ForFork2_#t~ite16_1|, P2Thread1of1ForFork2_#t~ite17=|v_P2Thread1of1ForFork2_#t~ite17_1|, P2Thread1of1ForFork2_#t~ite18=|v_P2Thread1of1ForFork2_#t~ite18_1|, P2Thread1of1ForFork2_#t~ite19=|v_P2Thread1of1ForFork2_#t~ite19_1|} AuxVars[|v_P2_#t~ite15_29|] AssignedVars[~a~0, P2Thread1of1ForFork2_#t~ite15, P2Thread1of1ForFork2_#t~ite20, ~a$r_buff1_thd3~0, ~a$w_buff0_used~0, ~a$r_buff0_thd3~0, ~a$w_buff1_used~0, P2Thread1of1ForFork2_#t~ite16, P2Thread1of1ForFork2_#t~ite17, P2Thread1of1ForFork2_#t~ite18, P2Thread1of1ForFork2_#t~ite19][146], [Black: 309#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1)), Black: 315#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 313#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 305#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 311#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 109#L818true, 183#true, Black: 185#(= ~__unbuffered_p2_EAX~0 0), P0Thread1of1ForFork3InUse, Black: 256#(= ~__unbuffered_p3_EAX~0 0), P3Thread1of1ForFork0InUse, Black: 186#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0))), P2Thread1of1ForFork2InUse, 138#L3-1true, P1Thread1of1ForFork1InUse, 19#L788true, 289#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 281#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 278#true, Black: 285#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 293#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 287#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 97#L847true, 219#true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)))), Black: 160#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0))), Black: 165#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)))), Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)))), 303#(= ~x~0 1), 123#L775true, Black: 221#(= ~x~0 0), 340#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 222#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0))), Black: 317#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)))]) [2021-12-14 16:32:44,563 INFO L384 tUnfolder$Statistics]: this new event has 94 ancestors and is cut-off event [2021-12-14 16:32:44,563 INFO L387 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2021-12-14 16:32:44,564 INFO L387 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2021-12-14 16:32:44,564 INFO L387 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2021-12-14 16:32:44,635 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1132] L811-->L818: Formula: (let ((.cse8 (= (mod v_~a$w_buff0_used~0_413 256) 0)) (.cse12 (= (mod v_~a$r_buff0_thd3~0_76 256) 0)) (.cse13 (= (mod v_~a$w_buff0_used~0_414 256) 0)) (.cse10 (= (mod v_~a$r_buff1_thd3~0_52 256) 0)) (.cse14 (= (mod v_~a$w_buff1_used~0_286 256) 0))) (let ((.cse1 (not .cse14)) (.cse2 (or .cse14 .cse10)) (.cse4 (not .cse13)) (.cse3 (or .cse13 .cse12)) (.cse5 (not .cse12)) (.cse7 (or .cse12 .cse8)) (.cse6 (not .cse8)) (.cse0 (not .cse10))) (and (or (and (or (and .cse0 .cse1 (= |v_P2_#t~ite15_29| v_~a$w_buff1~0_80)) (and .cse2 (= |v_P2_#t~ite15_29| v_~a~0_133))) .cse3 (= |v_P2_#t~ite15_29| v_~a~0_132)) (and .cse4 .cse5 (= |v_P2Thread1of1ForFork2_#t~ite15_1| |v_P2_#t~ite15_29|) (= v_~a~0_132 v_~a$w_buff0~0_69))) (or (and (or (and .cse0 .cse1) (and .cse5 .cse6)) (= v_~a$w_buff1_used~0_285 0)) (and .cse7 .cse2 (= v_~a$w_buff1_used~0_286 v_~a$w_buff1_used~0_285))) (or (and (= v_~a$w_buff0_used~0_413 0) .cse4 .cse5) (and .cse3 (= v_~a$w_buff0_used~0_414 v_~a$w_buff0_used~0_413))) (or (and .cse5 (= v_~a$r_buff0_thd3~0_75 0) .cse6) (and (= v_~a$r_buff0_thd3~0_76 v_~a$r_buff0_thd3~0_75) .cse7)) (let ((.cse9 (= (mod v_~a$r_buff0_thd3~0_75 256) 0)) (.cse11 (= (mod v_~a$w_buff1_used~0_285 256) 0))) (or (and (or .cse8 .cse9) (or .cse10 .cse11) (= v_~a$r_buff1_thd3~0_52 v_~a$r_buff1_thd3~0_51)) (and (or (and (not .cse9) .cse6) (and .cse0 (not .cse11))) (= v_~a$r_buff1_thd3~0_51 0))))))) InVars {~a~0=v_~a~0_133, P2Thread1of1ForFork2_#t~ite15=|v_P2Thread1of1ForFork2_#t~ite15_1|, ~a$w_buff1~0=v_~a$w_buff1~0_80, ~a$w_buff0~0=v_~a$w_buff0~0_69, ~a$r_buff1_thd3~0=v_~a$r_buff1_thd3~0_52, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_414, ~a$r_buff0_thd3~0=v_~a$r_buff0_thd3~0_76, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_286} OutVars{~a$r_buff1_thd3~0=v_~a$r_buff1_thd3~0_51, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_413, ~a$r_buff0_thd3~0=v_~a$r_buff0_thd3~0_75, ~a~0=v_~a~0_132, P2Thread1of1ForFork2_#t~ite15=|v_P2Thread1of1ForFork2_#t~ite15_2|, ~a$w_buff1~0=v_~a$w_buff1~0_80, ~a$w_buff0~0=v_~a$w_buff0~0_69, P2Thread1of1ForFork2_#t~ite20=|v_P2Thread1of1ForFork2_#t~ite20_1|, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_285, P2Thread1of1ForFork2_#t~ite16=|v_P2Thread1of1ForFork2_#t~ite16_1|, P2Thread1of1ForFork2_#t~ite17=|v_P2Thread1of1ForFork2_#t~ite17_1|, P2Thread1of1ForFork2_#t~ite18=|v_P2Thread1of1ForFork2_#t~ite18_1|, P2Thread1of1ForFork2_#t~ite19=|v_P2Thread1of1ForFork2_#t~ite19_1|} AuxVars[|v_P2_#t~ite15_29|] AssignedVars[~a~0, P2Thread1of1ForFork2_#t~ite15, P2Thread1of1ForFork2_#t~ite20, ~a$r_buff1_thd3~0, ~a$w_buff0_used~0, ~a$r_buff0_thd3~0, ~a$w_buff1_used~0, P2Thread1of1ForFork2_#t~ite16, P2Thread1of1ForFork2_#t~ite17, P2Thread1of1ForFork2_#t~ite18, P2Thread1of1ForFork2_#t~ite19][146], [Black: 309#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1)), Black: 315#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 313#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 305#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 311#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 104#L854true, 109#L818true, 183#true, Black: 185#(= ~__unbuffered_p2_EAX~0 0), P0Thread1of1ForFork3InUse, Black: 256#(= ~__unbuffered_p3_EAX~0 0), P3Thread1of1ForFork0InUse, Black: 186#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0))), P2Thread1of1ForFork2InUse, P1Thread1of1ForFork1InUse, 19#L788true, 289#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 59#L3true, Black: 281#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 278#true, Black: 285#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 293#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 287#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 219#true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)))), Black: 160#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0))), Black: 165#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)))), Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)))), 303#(= ~x~0 1), 123#L775true, Black: 221#(= ~x~0 0), 340#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 222#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0))), Black: 317#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)))]) [2021-12-14 16:32:44,635 INFO L384 tUnfolder$Statistics]: this new event has 94 ancestors and is cut-off event [2021-12-14 16:32:44,635 INFO L387 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2021-12-14 16:32:44,635 INFO L387 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2021-12-14 16:32:44,635 INFO L387 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2021-12-14 16:32:44,881 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1132] L811-->L818: Formula: (let ((.cse8 (= (mod v_~a$w_buff0_used~0_413 256) 0)) (.cse12 (= (mod v_~a$r_buff0_thd3~0_76 256) 0)) (.cse13 (= (mod v_~a$w_buff0_used~0_414 256) 0)) (.cse10 (= (mod v_~a$r_buff1_thd3~0_52 256) 0)) (.cse14 (= (mod v_~a$w_buff1_used~0_286 256) 0))) (let ((.cse1 (not .cse14)) (.cse2 (or .cse14 .cse10)) (.cse4 (not .cse13)) (.cse3 (or .cse13 .cse12)) (.cse5 (not .cse12)) (.cse7 (or .cse12 .cse8)) (.cse6 (not .cse8)) (.cse0 (not .cse10))) (and (or (and (or (and .cse0 .cse1 (= |v_P2_#t~ite15_29| v_~a$w_buff1~0_80)) (and .cse2 (= |v_P2_#t~ite15_29| v_~a~0_133))) .cse3 (= |v_P2_#t~ite15_29| v_~a~0_132)) (and .cse4 .cse5 (= |v_P2Thread1of1ForFork2_#t~ite15_1| |v_P2_#t~ite15_29|) (= v_~a~0_132 v_~a$w_buff0~0_69))) (or (and (or (and .cse0 .cse1) (and .cse5 .cse6)) (= v_~a$w_buff1_used~0_285 0)) (and .cse7 .cse2 (= v_~a$w_buff1_used~0_286 v_~a$w_buff1_used~0_285))) (or (and (= v_~a$w_buff0_used~0_413 0) .cse4 .cse5) (and .cse3 (= v_~a$w_buff0_used~0_414 v_~a$w_buff0_used~0_413))) (or (and .cse5 (= v_~a$r_buff0_thd3~0_75 0) .cse6) (and (= v_~a$r_buff0_thd3~0_76 v_~a$r_buff0_thd3~0_75) .cse7)) (let ((.cse9 (= (mod v_~a$r_buff0_thd3~0_75 256) 0)) (.cse11 (= (mod v_~a$w_buff1_used~0_285 256) 0))) (or (and (or .cse8 .cse9) (or .cse10 .cse11) (= v_~a$r_buff1_thd3~0_52 v_~a$r_buff1_thd3~0_51)) (and (or (and (not .cse9) .cse6) (and .cse0 (not .cse11))) (= v_~a$r_buff1_thd3~0_51 0))))))) InVars {~a~0=v_~a~0_133, P2Thread1of1ForFork2_#t~ite15=|v_P2Thread1of1ForFork2_#t~ite15_1|, ~a$w_buff1~0=v_~a$w_buff1~0_80, ~a$w_buff0~0=v_~a$w_buff0~0_69, ~a$r_buff1_thd3~0=v_~a$r_buff1_thd3~0_52, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_414, ~a$r_buff0_thd3~0=v_~a$r_buff0_thd3~0_76, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_286} OutVars{~a$r_buff1_thd3~0=v_~a$r_buff1_thd3~0_51, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_413, ~a$r_buff0_thd3~0=v_~a$r_buff0_thd3~0_75, ~a~0=v_~a~0_132, P2Thread1of1ForFork2_#t~ite15=|v_P2Thread1of1ForFork2_#t~ite15_2|, ~a$w_buff1~0=v_~a$w_buff1~0_80, ~a$w_buff0~0=v_~a$w_buff0~0_69, P2Thread1of1ForFork2_#t~ite20=|v_P2Thread1of1ForFork2_#t~ite20_1|, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_285, P2Thread1of1ForFork2_#t~ite16=|v_P2Thread1of1ForFork2_#t~ite16_1|, P2Thread1of1ForFork2_#t~ite17=|v_P2Thread1of1ForFork2_#t~ite17_1|, P2Thread1of1ForFork2_#t~ite18=|v_P2Thread1of1ForFork2_#t~ite18_1|, P2Thread1of1ForFork2_#t~ite19=|v_P2Thread1of1ForFork2_#t~ite19_1|} AuxVars[|v_P2_#t~ite15_29|] AssignedVars[~a~0, P2Thread1of1ForFork2_#t~ite15, P2Thread1of1ForFork2_#t~ite20, ~a$r_buff1_thd3~0, ~a$w_buff0_used~0, ~a$r_buff0_thd3~0, ~a$w_buff1_used~0, P2Thread1of1ForFork2_#t~ite16, P2Thread1of1ForFork2_#t~ite17, P2Thread1of1ForFork2_#t~ite18, P2Thread1of1ForFork2_#t~ite19][146], [Black: 309#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1)), Black: 315#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 313#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 305#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 311#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 104#L854true, 109#L818true, 183#true, Black: 185#(= ~__unbuffered_p2_EAX~0 0), P0Thread1of1ForFork3InUse, Black: 256#(= ~__unbuffered_p3_EAX~0 0), P3Thread1of1ForFork0InUse, Black: 186#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0))), P2Thread1of1ForFork2InUse, 138#L3-1true, P1Thread1of1ForFork1InUse, 19#L788true, 289#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 281#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 278#true, Black: 285#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 293#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 287#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 219#true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)))), Black: 160#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0))), Black: 165#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)))), Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)))), 303#(= ~x~0 1), 123#L775true, Black: 221#(= ~x~0 0), Black: 222#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0))), 340#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 317#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)))]) [2021-12-14 16:32:44,881 INFO L384 tUnfolder$Statistics]: this new event has 95 ancestors and is cut-off event [2021-12-14 16:32:44,881 INFO L387 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2021-12-14 16:32:44,881 INFO L387 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2021-12-14 16:32:44,881 INFO L387 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2021-12-14 16:32:44,942 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1132] L811-->L818: Formula: (let ((.cse8 (= (mod v_~a$w_buff0_used~0_413 256) 0)) (.cse12 (= (mod v_~a$r_buff0_thd3~0_76 256) 0)) (.cse13 (= (mod v_~a$w_buff0_used~0_414 256) 0)) (.cse10 (= (mod v_~a$r_buff1_thd3~0_52 256) 0)) (.cse14 (= (mod v_~a$w_buff1_used~0_286 256) 0))) (let ((.cse1 (not .cse14)) (.cse2 (or .cse14 .cse10)) (.cse4 (not .cse13)) (.cse3 (or .cse13 .cse12)) (.cse5 (not .cse12)) (.cse7 (or .cse12 .cse8)) (.cse6 (not .cse8)) (.cse0 (not .cse10))) (and (or (and (or (and .cse0 .cse1 (= |v_P2_#t~ite15_29| v_~a$w_buff1~0_80)) (and .cse2 (= |v_P2_#t~ite15_29| v_~a~0_133))) .cse3 (= |v_P2_#t~ite15_29| v_~a~0_132)) (and .cse4 .cse5 (= |v_P2Thread1of1ForFork2_#t~ite15_1| |v_P2_#t~ite15_29|) (= v_~a~0_132 v_~a$w_buff0~0_69))) (or (and (or (and .cse0 .cse1) (and .cse5 .cse6)) (= v_~a$w_buff1_used~0_285 0)) (and .cse7 .cse2 (= v_~a$w_buff1_used~0_286 v_~a$w_buff1_used~0_285))) (or (and (= v_~a$w_buff0_used~0_413 0) .cse4 .cse5) (and .cse3 (= v_~a$w_buff0_used~0_414 v_~a$w_buff0_used~0_413))) (or (and .cse5 (= v_~a$r_buff0_thd3~0_75 0) .cse6) (and (= v_~a$r_buff0_thd3~0_76 v_~a$r_buff0_thd3~0_75) .cse7)) (let ((.cse9 (= (mod v_~a$r_buff0_thd3~0_75 256) 0)) (.cse11 (= (mod v_~a$w_buff1_used~0_285 256) 0))) (or (and (or .cse8 .cse9) (or .cse10 .cse11) (= v_~a$r_buff1_thd3~0_52 v_~a$r_buff1_thd3~0_51)) (and (or (and (not .cse9) .cse6) (and .cse0 (not .cse11))) (= v_~a$r_buff1_thd3~0_51 0))))))) InVars {~a~0=v_~a~0_133, P2Thread1of1ForFork2_#t~ite15=|v_P2Thread1of1ForFork2_#t~ite15_1|, ~a$w_buff1~0=v_~a$w_buff1~0_80, ~a$w_buff0~0=v_~a$w_buff0~0_69, ~a$r_buff1_thd3~0=v_~a$r_buff1_thd3~0_52, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_414, ~a$r_buff0_thd3~0=v_~a$r_buff0_thd3~0_76, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_286} OutVars{~a$r_buff1_thd3~0=v_~a$r_buff1_thd3~0_51, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_413, ~a$r_buff0_thd3~0=v_~a$r_buff0_thd3~0_75, ~a~0=v_~a~0_132, P2Thread1of1ForFork2_#t~ite15=|v_P2Thread1of1ForFork2_#t~ite15_2|, ~a$w_buff1~0=v_~a$w_buff1~0_80, ~a$w_buff0~0=v_~a$w_buff0~0_69, P2Thread1of1ForFork2_#t~ite20=|v_P2Thread1of1ForFork2_#t~ite20_1|, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_285, P2Thread1of1ForFork2_#t~ite16=|v_P2Thread1of1ForFork2_#t~ite16_1|, P2Thread1of1ForFork2_#t~ite17=|v_P2Thread1of1ForFork2_#t~ite17_1|, P2Thread1of1ForFork2_#t~ite18=|v_P2Thread1of1ForFork2_#t~ite18_1|, P2Thread1of1ForFork2_#t~ite19=|v_P2Thread1of1ForFork2_#t~ite19_1|} AuxVars[|v_P2_#t~ite15_29|] AssignedVars[~a~0, P2Thread1of1ForFork2_#t~ite15, P2Thread1of1ForFork2_#t~ite20, ~a$r_buff1_thd3~0, ~a$w_buff0_used~0, ~a$r_buff0_thd3~0, ~a$w_buff1_used~0, P2Thread1of1ForFork2_#t~ite16, P2Thread1of1ForFork2_#t~ite17, P2Thread1of1ForFork2_#t~ite18, P2Thread1of1ForFork2_#t~ite19][183], [Black: 309#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1)), Black: 315#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 313#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 305#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 311#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 109#L818true, 183#true, Black: 185#(= ~__unbuffered_p2_EAX~0 0), P0Thread1of1ForFork3InUse, Black: 256#(= ~__unbuffered_p3_EAX~0 0), P3Thread1of1ForFork0InUse, Black: 186#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0))), P2Thread1of1ForFork2InUse, P1Thread1of1ForFork1InUse, 19#L788true, 142#L857true, 59#L3true, Black: 281#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 278#true, Black: 289#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 285#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 344#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 287#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 219#true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)))), Black: 160#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0))), Black: 165#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)))), Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)))), 303#(= ~x~0 1), 123#L775true, Black: 221#(= ~x~0 0), Black: 222#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0))), 293#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 317#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)))]) [2021-12-14 16:32:44,942 INFO L384 tUnfolder$Statistics]: this new event has 95 ancestors and is cut-off event [2021-12-14 16:32:44,942 INFO L387 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2021-12-14 16:32:44,942 INFO L387 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2021-12-14 16:32:44,942 INFO L387 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2021-12-14 16:32:45,157 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1132] L811-->L818: Formula: (let ((.cse8 (= (mod v_~a$w_buff0_used~0_413 256) 0)) (.cse12 (= (mod v_~a$r_buff0_thd3~0_76 256) 0)) (.cse13 (= (mod v_~a$w_buff0_used~0_414 256) 0)) (.cse10 (= (mod v_~a$r_buff1_thd3~0_52 256) 0)) (.cse14 (= (mod v_~a$w_buff1_used~0_286 256) 0))) (let ((.cse1 (not .cse14)) (.cse2 (or .cse14 .cse10)) (.cse4 (not .cse13)) (.cse3 (or .cse13 .cse12)) (.cse5 (not .cse12)) (.cse7 (or .cse12 .cse8)) (.cse6 (not .cse8)) (.cse0 (not .cse10))) (and (or (and (or (and .cse0 .cse1 (= |v_P2_#t~ite15_29| v_~a$w_buff1~0_80)) (and .cse2 (= |v_P2_#t~ite15_29| v_~a~0_133))) .cse3 (= |v_P2_#t~ite15_29| v_~a~0_132)) (and .cse4 .cse5 (= |v_P2Thread1of1ForFork2_#t~ite15_1| |v_P2_#t~ite15_29|) (= v_~a~0_132 v_~a$w_buff0~0_69))) (or (and (or (and .cse0 .cse1) (and .cse5 .cse6)) (= v_~a$w_buff1_used~0_285 0)) (and .cse7 .cse2 (= v_~a$w_buff1_used~0_286 v_~a$w_buff1_used~0_285))) (or (and (= v_~a$w_buff0_used~0_413 0) .cse4 .cse5) (and .cse3 (= v_~a$w_buff0_used~0_414 v_~a$w_buff0_used~0_413))) (or (and .cse5 (= v_~a$r_buff0_thd3~0_75 0) .cse6) (and (= v_~a$r_buff0_thd3~0_76 v_~a$r_buff0_thd3~0_75) .cse7)) (let ((.cse9 (= (mod v_~a$r_buff0_thd3~0_75 256) 0)) (.cse11 (= (mod v_~a$w_buff1_used~0_285 256) 0))) (or (and (or .cse8 .cse9) (or .cse10 .cse11) (= v_~a$r_buff1_thd3~0_52 v_~a$r_buff1_thd3~0_51)) (and (or (and (not .cse9) .cse6) (and .cse0 (not .cse11))) (= v_~a$r_buff1_thd3~0_51 0))))))) InVars {~a~0=v_~a~0_133, P2Thread1of1ForFork2_#t~ite15=|v_P2Thread1of1ForFork2_#t~ite15_1|, ~a$w_buff1~0=v_~a$w_buff1~0_80, ~a$w_buff0~0=v_~a$w_buff0~0_69, ~a$r_buff1_thd3~0=v_~a$r_buff1_thd3~0_52, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_414, ~a$r_buff0_thd3~0=v_~a$r_buff0_thd3~0_76, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_286} OutVars{~a$r_buff1_thd3~0=v_~a$r_buff1_thd3~0_51, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_413, ~a$r_buff0_thd3~0=v_~a$r_buff0_thd3~0_75, ~a~0=v_~a~0_132, P2Thread1of1ForFork2_#t~ite15=|v_P2Thread1of1ForFork2_#t~ite15_2|, ~a$w_buff1~0=v_~a$w_buff1~0_80, ~a$w_buff0~0=v_~a$w_buff0~0_69, P2Thread1of1ForFork2_#t~ite20=|v_P2Thread1of1ForFork2_#t~ite20_1|, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_285, P2Thread1of1ForFork2_#t~ite16=|v_P2Thread1of1ForFork2_#t~ite16_1|, P2Thread1of1ForFork2_#t~ite17=|v_P2Thread1of1ForFork2_#t~ite17_1|, P2Thread1of1ForFork2_#t~ite18=|v_P2Thread1of1ForFork2_#t~ite18_1|, P2Thread1of1ForFork2_#t~ite19=|v_P2Thread1of1ForFork2_#t~ite19_1|} AuxVars[|v_P2_#t~ite15_29|] AssignedVars[~a~0, P2Thread1of1ForFork2_#t~ite15, P2Thread1of1ForFork2_#t~ite20, ~a$r_buff1_thd3~0, ~a$w_buff0_used~0, ~a$r_buff0_thd3~0, ~a$w_buff1_used~0, P2Thread1of1ForFork2_#t~ite16, P2Thread1of1ForFork2_#t~ite17, P2Thread1of1ForFork2_#t~ite18, P2Thread1of1ForFork2_#t~ite19][183], [Black: 309#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1)), Black: 315#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 313#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 305#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 311#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 109#L818true, 183#true, Black: 185#(= ~__unbuffered_p2_EAX~0 0), P0Thread1of1ForFork3InUse, Black: 256#(= ~__unbuffered_p3_EAX~0 0), P3Thread1of1ForFork0InUse, Black: 186#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0))), P2Thread1of1ForFork2InUse, 138#L3-1true, P1Thread1of1ForFork1InUse, 19#L788true, 142#L857true, Black: 281#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 278#true, Black: 289#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 285#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 344#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 287#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 219#true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)))), Black: 160#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0))), Black: 165#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)))), Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)))), 303#(= ~x~0 1), 123#L775true, Black: 221#(= ~x~0 0), Black: 222#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0))), 293#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 317#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)))]) [2021-12-14 16:32:45,159 INFO L384 tUnfolder$Statistics]: this new event has 96 ancestors and is cut-off event [2021-12-14 16:32:45,159 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2021-12-14 16:32:45,159 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2021-12-14 16:32:45,159 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2021-12-14 16:32:45,720 INFO L129 PetriNetUnfolder]: 22437/41416 cut-off events. [2021-12-14 16:32:45,721 INFO L130 PetriNetUnfolder]: For 74218/82980 co-relation queries the response was YES. [2021-12-14 16:32:46,136 INFO L84 FinitePrefix]: Finished finitePrefix Result has 129790 conditions, 41416 events. 22437/41416 cut-off events. For 74218/82980 co-relation queries the response was YES. Maximal size of possible extension queue 2597. Compared 412784 event pairs, 1492 based on Foata normal form. 932/40790 useless extension candidates. Maximal degree in co-relation 129689. Up to 8263 conditions per place. [2021-12-14 16:32:46,222 INFO L132 encePairwiseOnDemand]: 129/140 looper letters, 127 selfloop transitions, 38 changer transitions 5/289 dead transitions. [2021-12-14 16:32:46,222 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 185 places, 289 transitions, 1861 flow [2021-12-14 16:32:46,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-12-14 16:32:46,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-12-14 16:32:46,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1613 transitions. [2021-12-14 16:32:46,227 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8862637362637362 [2021-12-14 16:32:46,227 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1613 transitions. [2021-12-14 16:32:46,227 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1613 transitions. [2021-12-14 16:32:46,228 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-14 16:32:46,228 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1613 transitions. [2021-12-14 16:32:46,231 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 124.07692307692308) internal successors, (1613), 13 states have internal predecessors, (1613), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:32:46,234 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 140.0) internal successors, (1960), 14 states have internal predecessors, (1960), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:32:46,235 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 140.0) internal successors, (1960), 14 states have internal predecessors, (1960), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:32:46,235 INFO L186 Difference]: Start difference. First operand has 173 places, 162 transitions, 821 flow. Second operand 13 states and 1613 transitions. [2021-12-14 16:32:46,235 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 185 places, 289 transitions, 1861 flow [2021-12-14 16:32:46,972 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 184 places, 289 transitions, 1803 flow, removed 8 selfloop flow, removed 1 redundant places. [2021-12-14 16:32:46,975 INFO L242 Difference]: Finished difference. Result has 190 places, 182 transitions, 1076 flow [2021-12-14 16:32:46,975 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=140, PETRI_DIFFERENCE_MINUEND_FLOW=783, PETRI_DIFFERENCE_MINUEND_PLACES=172, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=162, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=20, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=136, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=1076, PETRI_PLACES=190, PETRI_TRANSITIONS=182} [2021-12-14 16:32:46,976 INFO L334 CegarLoopForPetriNet]: 147 programPoint places, 43 predicate places. [2021-12-14 16:32:46,976 INFO L470 AbstractCegarLoop]: Abstraction has has 190 places, 182 transitions, 1076 flow [2021-12-14 16:32:46,977 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 115.0) internal successors, (805), 7 states have internal predecessors, (805), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:32:46,977 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-14 16:32:46,977 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 16:32:46,977 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-12-14 16:32:46,977 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-12-14 16:32:46,978 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 16:32:46,978 INFO L85 PathProgramCache]: Analyzing trace with hash -1536052870, now seen corresponding path program 1 times [2021-12-14 16:32:46,978 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 16:32:46,978 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2097651198] [2021-12-14 16:32:46,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 16:32:46,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 16:32:47,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 16:32:47,079 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 16:32:47,079 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 16:32:47,079 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2097651198] [2021-12-14 16:32:47,079 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2097651198] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 16:32:47,080 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 16:32:47,080 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-14 16:32:47,080 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1620178602] [2021-12-14 16:32:47,080 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 16:32:47,080 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-14 16:32:47,080 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 16:32:47,081 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-14 16:32:47,081 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-12-14 16:32:47,082 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 113 out of 140 [2021-12-14 16:32:47,083 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 190 places, 182 transitions, 1076 flow. Second operand has 7 states, 7 states have (on average 115.57142857142857) internal successors, (809), 7 states have internal predecessors, (809), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:32:47,083 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-14 16:32:47,083 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 113 of 140 [2021-12-14 16:32:47,083 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-14 16:32:50,925 INFO L129 PetriNetUnfolder]: 7491/24196 cut-off events. [2021-12-14 16:32:50,925 INFO L130 PetriNetUnfolder]: For 75158/91457 co-relation queries the response was YES. [2021-12-14 16:32:51,066 INFO L84 FinitePrefix]: Finished finitePrefix Result has 84479 conditions, 24196 events. 7491/24196 cut-off events. For 75158/91457 co-relation queries the response was YES. Maximal size of possible extension queue 2575. Compared 335377 event pairs, 1007 based on Foata normal form. 528/23263 useless extension candidates. Maximal degree in co-relation 84371. Up to 5617 conditions per place. [2021-12-14 16:32:51,147 INFO L132 encePairwiseOnDemand]: 134/140 looper letters, 70 selfloop transitions, 11 changer transitions 7/237 dead transitions. [2021-12-14 16:32:51,147 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 196 places, 237 transitions, 1558 flow [2021-12-14 16:32:51,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-14 16:32:51,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-12-14 16:32:51,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 854 transitions. [2021-12-14 16:32:51,150 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8714285714285714 [2021-12-14 16:32:51,150 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 854 transitions. [2021-12-14 16:32:51,150 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 854 transitions. [2021-12-14 16:32:51,151 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-14 16:32:51,151 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 854 transitions. [2021-12-14 16:32:51,153 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 122.0) internal successors, (854), 7 states have internal predecessors, (854), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:32:51,154 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 140.0) internal successors, (1120), 8 states have internal predecessors, (1120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:32:51,155 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 140.0) internal successors, (1120), 8 states have internal predecessors, (1120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:32:51,155 INFO L186 Difference]: Start difference. First operand has 190 places, 182 transitions, 1076 flow. Second operand 7 states and 854 transitions. [2021-12-14 16:32:51,155 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 196 places, 237 transitions, 1558 flow [2021-12-14 16:32:53,817 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 192 places, 237 transitions, 1463 flow, removed 38 selfloop flow, removed 4 redundant places. [2021-12-14 16:32:53,820 INFO L242 Difference]: Finished difference. Result has 197 places, 192 transitions, 1138 flow [2021-12-14 16:32:53,820 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=140, PETRI_DIFFERENCE_MINUEND_FLOW=981, PETRI_DIFFERENCE_MINUEND_PLACES=186, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=182, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=171, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=1138, PETRI_PLACES=197, PETRI_TRANSITIONS=192} [2021-12-14 16:32:53,821 INFO L334 CegarLoopForPetriNet]: 147 programPoint places, 50 predicate places. [2021-12-14 16:32:53,821 INFO L470 AbstractCegarLoop]: Abstraction has has 197 places, 192 transitions, 1138 flow [2021-12-14 16:32:53,822 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 115.57142857142857) internal successors, (809), 7 states have internal predecessors, (809), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:32:53,822 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-14 16:32:53,822 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 16:32:53,822 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-12-14 16:32:53,822 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-12-14 16:32:53,822 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 16:32:53,822 INFO L85 PathProgramCache]: Analyzing trace with hash 2005307136, now seen corresponding path program 2 times [2021-12-14 16:32:53,822 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 16:32:53,822 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1173077145] [2021-12-14 16:32:53,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 16:32:53,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 16:32:53,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 16:32:53,929 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 16:32:53,929 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 16:32:53,929 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1173077145] [2021-12-14 16:32:53,929 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1173077145] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 16:32:53,930 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 16:32:53,930 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-14 16:32:53,930 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1214498894] [2021-12-14 16:32:53,930 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 16:32:53,931 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-14 16:32:53,932 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 16:32:53,932 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-14 16:32:53,932 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-12-14 16:32:53,933 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 113 out of 140 [2021-12-14 16:32:53,934 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 197 places, 192 transitions, 1138 flow. Second operand has 7 states, 7 states have (on average 115.57142857142857) internal successors, (809), 7 states have internal predecessors, (809), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:32:53,934 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-14 16:32:53,934 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 113 of 140 [2021-12-14 16:32:53,934 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-14 16:32:59,452 INFO L129 PetriNetUnfolder]: 12796/41280 cut-off events. [2021-12-14 16:32:59,452 INFO L130 PetriNetUnfolder]: For 108631/117517 co-relation queries the response was YES. [2021-12-14 16:32:59,840 INFO L84 FinitePrefix]: Finished finitePrefix Result has 129426 conditions, 41280 events. 12796/41280 cut-off events. For 108631/117517 co-relation queries the response was YES. Maximal size of possible extension queue 4054. Compared 616683 event pairs, 1449 based on Foata normal form. 665/39431 useless extension candidates. Maximal degree in co-relation 129314. Up to 6724 conditions per place. [2021-12-14 16:32:59,969 INFO L132 encePairwiseOnDemand]: 134/140 looper letters, 86 selfloop transitions, 16 changer transitions 9/262 dead transitions. [2021-12-14 16:32:59,969 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 203 places, 262 transitions, 1860 flow [2021-12-14 16:32:59,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-14 16:32:59,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-12-14 16:32:59,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 857 transitions. [2021-12-14 16:32:59,972 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8744897959183674 [2021-12-14 16:32:59,972 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 857 transitions. [2021-12-14 16:32:59,972 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 857 transitions. [2021-12-14 16:32:59,973 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-14 16:32:59,973 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 857 transitions. [2021-12-14 16:32:59,975 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 122.42857142857143) internal successors, (857), 7 states have internal predecessors, (857), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:32:59,976 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 140.0) internal successors, (1120), 8 states have internal predecessors, (1120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:32:59,977 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 140.0) internal successors, (1120), 8 states have internal predecessors, (1120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:32:59,977 INFO L186 Difference]: Start difference. First operand has 197 places, 192 transitions, 1138 flow. Second operand 7 states and 857 transitions. [2021-12-14 16:32:59,977 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 203 places, 262 transitions, 1860 flow [2021-12-14 16:33:03,146 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 202 places, 262 transitions, 1851 flow, removed 4 selfloop flow, removed 1 redundant places. [2021-12-14 16:33:03,149 INFO L242 Difference]: Finished difference. Result has 207 places, 206 transitions, 1388 flow [2021-12-14 16:33:03,149 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=140, PETRI_DIFFERENCE_MINUEND_FLOW=1133, PETRI_DIFFERENCE_MINUEND_PLACES=196, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=192, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=176, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=1388, PETRI_PLACES=207, PETRI_TRANSITIONS=206} [2021-12-14 16:33:03,150 INFO L334 CegarLoopForPetriNet]: 147 programPoint places, 60 predicate places. [2021-12-14 16:33:03,150 INFO L470 AbstractCegarLoop]: Abstraction has has 207 places, 206 transitions, 1388 flow [2021-12-14 16:33:03,151 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 115.57142857142857) internal successors, (809), 7 states have internal predecessors, (809), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:33:03,151 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-14 16:33:03,151 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 16:33:03,151 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-12-14 16:33:03,151 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-12-14 16:33:03,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 16:33:03,152 INFO L85 PathProgramCache]: Analyzing trace with hash 610831960, now seen corresponding path program 3 times [2021-12-14 16:33:03,152 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 16:33:03,152 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1996626511] [2021-12-14 16:33:03,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 16:33:03,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 16:33:03,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 16:33:03,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 16:33:03,256 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 16:33:03,256 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1996626511] [2021-12-14 16:33:03,257 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1996626511] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 16:33:03,257 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 16:33:03,257 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-12-14 16:33:03,257 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1533879661] [2021-12-14 16:33:03,257 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 16:33:03,258 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-12-14 16:33:03,259 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 16:33:03,259 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-12-14 16:33:03,259 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-12-14 16:33:03,260 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 113 out of 140 [2021-12-14 16:33:03,261 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 207 places, 206 transitions, 1388 flow. Second operand has 8 states, 8 states have (on average 115.0) internal successors, (920), 8 states have internal predecessors, (920), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:33:03,261 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-14 16:33:03,261 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 113 of 140 [2021-12-14 16:33:03,261 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-14 16:33:12,350 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1132] L811-->L818: Formula: (let ((.cse8 (= (mod v_~a$w_buff0_used~0_413 256) 0)) (.cse12 (= (mod v_~a$r_buff0_thd3~0_76 256) 0)) (.cse13 (= (mod v_~a$w_buff0_used~0_414 256) 0)) (.cse10 (= (mod v_~a$r_buff1_thd3~0_52 256) 0)) (.cse14 (= (mod v_~a$w_buff1_used~0_286 256) 0))) (let ((.cse1 (not .cse14)) (.cse2 (or .cse14 .cse10)) (.cse4 (not .cse13)) (.cse3 (or .cse13 .cse12)) (.cse5 (not .cse12)) (.cse7 (or .cse12 .cse8)) (.cse6 (not .cse8)) (.cse0 (not .cse10))) (and (or (and (or (and .cse0 .cse1 (= |v_P2_#t~ite15_29| v_~a$w_buff1~0_80)) (and .cse2 (= |v_P2_#t~ite15_29| v_~a~0_133))) .cse3 (= |v_P2_#t~ite15_29| v_~a~0_132)) (and .cse4 .cse5 (= |v_P2Thread1of1ForFork2_#t~ite15_1| |v_P2_#t~ite15_29|) (= v_~a~0_132 v_~a$w_buff0~0_69))) (or (and (or (and .cse0 .cse1) (and .cse5 .cse6)) (= v_~a$w_buff1_used~0_285 0)) (and .cse7 .cse2 (= v_~a$w_buff1_used~0_286 v_~a$w_buff1_used~0_285))) (or (and (= v_~a$w_buff0_used~0_413 0) .cse4 .cse5) (and .cse3 (= v_~a$w_buff0_used~0_414 v_~a$w_buff0_used~0_413))) (or (and .cse5 (= v_~a$r_buff0_thd3~0_75 0) .cse6) (and (= v_~a$r_buff0_thd3~0_76 v_~a$r_buff0_thd3~0_75) .cse7)) (let ((.cse9 (= (mod v_~a$r_buff0_thd3~0_75 256) 0)) (.cse11 (= (mod v_~a$w_buff1_used~0_285 256) 0))) (or (and (or .cse8 .cse9) (or .cse10 .cse11) (= v_~a$r_buff1_thd3~0_52 v_~a$r_buff1_thd3~0_51)) (and (or (and (not .cse9) .cse6) (and .cse0 (not .cse11))) (= v_~a$r_buff1_thd3~0_51 0))))))) InVars {~a~0=v_~a~0_133, P2Thread1of1ForFork2_#t~ite15=|v_P2Thread1of1ForFork2_#t~ite15_1|, ~a$w_buff1~0=v_~a$w_buff1~0_80, ~a$w_buff0~0=v_~a$w_buff0~0_69, ~a$r_buff1_thd3~0=v_~a$r_buff1_thd3~0_52, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_414, ~a$r_buff0_thd3~0=v_~a$r_buff0_thd3~0_76, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_286} OutVars{~a$r_buff1_thd3~0=v_~a$r_buff1_thd3~0_51, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_413, ~a$r_buff0_thd3~0=v_~a$r_buff0_thd3~0_75, ~a~0=v_~a~0_132, P2Thread1of1ForFork2_#t~ite15=|v_P2Thread1of1ForFork2_#t~ite15_2|, ~a$w_buff1~0=v_~a$w_buff1~0_80, ~a$w_buff0~0=v_~a$w_buff0~0_69, P2Thread1of1ForFork2_#t~ite20=|v_P2Thread1of1ForFork2_#t~ite20_1|, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_285, P2Thread1of1ForFork2_#t~ite16=|v_P2Thread1of1ForFork2_#t~ite16_1|, P2Thread1of1ForFork2_#t~ite17=|v_P2Thread1of1ForFork2_#t~ite17_1|, P2Thread1of1ForFork2_#t~ite18=|v_P2Thread1of1ForFork2_#t~ite18_1|, P2Thread1of1ForFork2_#t~ite19=|v_P2Thread1of1ForFork2_#t~ite19_1|} AuxVars[|v_P2_#t~ite15_29|] AssignedVars[~a~0, P2Thread1of1ForFork2_#t~ite15, P2Thread1of1ForFork2_#t~ite20, ~a$r_buff1_thd3~0, ~a$w_buff0_used~0, ~a$r_buff0_thd3~0, ~a$w_buff1_used~0, P2Thread1of1ForFork2_#t~ite16, P2Thread1of1ForFork2_#t~ite17, P2Thread1of1ForFork2_#t~ite18, P2Thread1of1ForFork2_#t~ite19][176], [278#true, Black: 395#(and (= ~__unbuffered_p1_EAX~0 1) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~y~0 1)), Black: 391#(and (= ~__unbuffered_p1_EAX~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~y~0 1)), Black: 389#(and (= ~__unbuffered_p1_EAX~0 1) (= ~y~0 1)), Black: 393#(and (= ~__unbuffered_p1_EAX~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~y~0 1)), P0Thread1of1ForFork3InUse, Black: 256#(= ~__unbuffered_p3_EAX~0 0), P3Thread1of1ForFork0InUse, P2Thread1of1ForFork2InUse, P1Thread1of1ForFork1InUse, 421#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 281#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 289#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 285#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 293#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 383#(= ~y~0 1), 97#L847true, Black: 287#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 219#true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)))), 364#(and (= ~z~0 1) (= ~__unbuffered_p2_EBX~0 1)), Black: 160#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0))), Black: 165#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)))), Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)))), 303#(= ~x~0 1), 11#L778true, Black: 317#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 309#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1)), Black: 315#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 313#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 305#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 311#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 109#L818true, 183#true, Black: 185#(= ~__unbuffered_p2_EAX~0 0), Black: 186#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0))), 19#L788true, 68#L2true, Black: 326#true, Black: 336#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 344#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 348#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 330#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 369#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EBX~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 221#(= ~x~0 0), Black: 372#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EBX~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 367#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EBX~0 1)), Black: 222#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0))), Black: 358#(= ~z~0 1), 342#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0))]) [2021-12-14 16:33:12,350 INFO L384 tUnfolder$Statistics]: this new event has 93 ancestors and is cut-off event [2021-12-14 16:33:12,350 INFO L387 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2021-12-14 16:33:12,350 INFO L387 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2021-12-14 16:33:12,351 INFO L387 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2021-12-14 16:33:12,420 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1132] L811-->L818: Formula: (let ((.cse8 (= (mod v_~a$w_buff0_used~0_413 256) 0)) (.cse12 (= (mod v_~a$r_buff0_thd3~0_76 256) 0)) (.cse13 (= (mod v_~a$w_buff0_used~0_414 256) 0)) (.cse10 (= (mod v_~a$r_buff1_thd3~0_52 256) 0)) (.cse14 (= (mod v_~a$w_buff1_used~0_286 256) 0))) (let ((.cse1 (not .cse14)) (.cse2 (or .cse14 .cse10)) (.cse4 (not .cse13)) (.cse3 (or .cse13 .cse12)) (.cse5 (not .cse12)) (.cse7 (or .cse12 .cse8)) (.cse6 (not .cse8)) (.cse0 (not .cse10))) (and (or (and (or (and .cse0 .cse1 (= |v_P2_#t~ite15_29| v_~a$w_buff1~0_80)) (and .cse2 (= |v_P2_#t~ite15_29| v_~a~0_133))) .cse3 (= |v_P2_#t~ite15_29| v_~a~0_132)) (and .cse4 .cse5 (= |v_P2Thread1of1ForFork2_#t~ite15_1| |v_P2_#t~ite15_29|) (= v_~a~0_132 v_~a$w_buff0~0_69))) (or (and (or (and .cse0 .cse1) (and .cse5 .cse6)) (= v_~a$w_buff1_used~0_285 0)) (and .cse7 .cse2 (= v_~a$w_buff1_used~0_286 v_~a$w_buff1_used~0_285))) (or (and (= v_~a$w_buff0_used~0_413 0) .cse4 .cse5) (and .cse3 (= v_~a$w_buff0_used~0_414 v_~a$w_buff0_used~0_413))) (or (and .cse5 (= v_~a$r_buff0_thd3~0_75 0) .cse6) (and (= v_~a$r_buff0_thd3~0_76 v_~a$r_buff0_thd3~0_75) .cse7)) (let ((.cse9 (= (mod v_~a$r_buff0_thd3~0_75 256) 0)) (.cse11 (= (mod v_~a$w_buff1_used~0_285 256) 0))) (or (and (or .cse8 .cse9) (or .cse10 .cse11) (= v_~a$r_buff1_thd3~0_52 v_~a$r_buff1_thd3~0_51)) (and (or (and (not .cse9) .cse6) (and .cse0 (not .cse11))) (= v_~a$r_buff1_thd3~0_51 0))))))) InVars {~a~0=v_~a~0_133, P2Thread1of1ForFork2_#t~ite15=|v_P2Thread1of1ForFork2_#t~ite15_1|, ~a$w_buff1~0=v_~a$w_buff1~0_80, ~a$w_buff0~0=v_~a$w_buff0~0_69, ~a$r_buff1_thd3~0=v_~a$r_buff1_thd3~0_52, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_414, ~a$r_buff0_thd3~0=v_~a$r_buff0_thd3~0_76, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_286} OutVars{~a$r_buff1_thd3~0=v_~a$r_buff1_thd3~0_51, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_413, ~a$r_buff0_thd3~0=v_~a$r_buff0_thd3~0_75, ~a~0=v_~a~0_132, P2Thread1of1ForFork2_#t~ite15=|v_P2Thread1of1ForFork2_#t~ite15_2|, ~a$w_buff1~0=v_~a$w_buff1~0_80, ~a$w_buff0~0=v_~a$w_buff0~0_69, P2Thread1of1ForFork2_#t~ite20=|v_P2Thread1of1ForFork2_#t~ite20_1|, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_285, P2Thread1of1ForFork2_#t~ite16=|v_P2Thread1of1ForFork2_#t~ite16_1|, P2Thread1of1ForFork2_#t~ite17=|v_P2Thread1of1ForFork2_#t~ite17_1|, P2Thread1of1ForFork2_#t~ite18=|v_P2Thread1of1ForFork2_#t~ite18_1|, P2Thread1of1ForFork2_#t~ite19=|v_P2Thread1of1ForFork2_#t~ite19_1|} AuxVars[|v_P2_#t~ite15_29|] AssignedVars[~a~0, P2Thread1of1ForFork2_#t~ite15, P2Thread1of1ForFork2_#t~ite20, ~a$r_buff1_thd3~0, ~a$w_buff0_used~0, ~a$r_buff0_thd3~0, ~a$w_buff1_used~0, P2Thread1of1ForFork2_#t~ite16, P2Thread1of1ForFork2_#t~ite17, P2Thread1of1ForFork2_#t~ite18, P2Thread1of1ForFork2_#t~ite19][176], [278#true, Black: 395#(and (= ~__unbuffered_p1_EAX~0 1) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~y~0 1)), Black: 391#(and (= ~__unbuffered_p1_EAX~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~y~0 1)), Black: 383#(= ~y~0 1), Black: 393#(and (= ~__unbuffered_p1_EAX~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~y~0 1)), P0Thread1of1ForFork3InUse, Black: 256#(= ~__unbuffered_p3_EAX~0 0), P3Thread1of1ForFork0InUse, P2Thread1of1ForFork2InUse, P1Thread1of1ForFork1InUse, 421#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 281#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 289#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) 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