./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-wmm/mix004.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/mix004.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 81dfcecae183e47a2274a923e55daf761c46d6146ab2c58970ae115599afe231 --- Real Ultimate output --- This is Ultimate 0.2.2-839c364b5d67a0f615c82cb70ab247790648d4a9-839c364 [2021-12-14 16:32:11,313 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-14 16:32:11,342 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-14 16:32:11,374 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-14 16:32:11,377 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-14 16:32:11,380 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-14 16:32:11,382 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-14 16:32:11,387 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-14 16:32:11,388 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-14 16:32:11,389 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-14 16:32:11,390 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-14 16:32:11,391 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-14 16:32:11,392 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-14 16:32:11,397 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-14 16:32:11,398 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-14 16:32:11,399 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-14 16:32:11,402 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-14 16:32:11,403 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-14 16:32:11,404 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-14 16:32:11,406 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-14 16:32:11,412 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-14 16:32:11,413 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-14 16:32:11,414 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-14 16:32:11,415 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-14 16:32:11,417 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-14 16:32:11,419 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-14 16:32:11,419 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-14 16:32:11,420 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-14 16:32:11,421 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-14 16:32:11,422 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-14 16:32:11,422 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-14 16:32:11,422 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-14 16:32:11,423 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-14 16:32:11,424 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-14 16:32:11,425 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-14 16:32:11,425 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-14 16:32:11,426 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-14 16:32:11,426 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-14 16:32:11,426 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-14 16:32:11,427 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-14 16:32:11,427 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-14 16:32:11,428 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-12-14 16:32:11,443 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-14 16:32:11,445 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-14 16:32:11,447 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-14 16:32:11,447 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-14 16:32:11,448 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-14 16:32:11,448 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-14 16:32:11,449 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-14 16:32:11,449 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-14 16:32:11,449 INFO L138 SettingsManager]: * Use SBE=true [2021-12-14 16:32:11,449 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-14 16:32:11,450 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-14 16:32:11,450 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-14 16:32:11,450 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-14 16:32:11,451 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-14 16:32:11,451 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-14 16:32:11,451 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-14 16:32:11,451 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-14 16:32:11,451 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-14 16:32:11,451 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-14 16:32:11,451 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-14 16:32:11,452 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-14 16:32:11,452 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-14 16:32:11,452 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-14 16:32:11,452 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-14 16:32:11,452 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 16:32:11,452 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-14 16:32:11,453 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-14 16:32:11,453 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-14 16:32:11,453 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-14 16:32:11,453 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-14 16:32:11,453 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-14 16:32:11,453 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-14 16:32:11,454 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-14 16:32:11,454 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-14 16:32:11,454 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 81dfcecae183e47a2274a923e55daf761c46d6146ab2c58970ae115599afe231 [2021-12-14 16:32:11,647 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-14 16:32:11,663 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-14 16:32:11,665 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-14 16:32:11,666 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-14 16:32:11,667 INFO L275 PluginConnector]: CDTParser initialized [2021-12-14 16:32:11,668 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/mix004.oepc.i [2021-12-14 16:32:11,721 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65b47acd7/f09ef7df9f9946a987a545eea4401d19/FLAG55527d0f0 [2021-12-14 16:32:12,135 INFO L306 CDTParser]: Found 1 translation units. [2021-12-14 16:32:12,136 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/mix004.oepc.i [2021-12-14 16:32:12,154 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65b47acd7/f09ef7df9f9946a987a545eea4401d19/FLAG55527d0f0 [2021-12-14 16:32:12,164 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65b47acd7/f09ef7df9f9946a987a545eea4401d19 [2021-12-14 16:32:12,166 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-14 16:32:12,166 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-14 16:32:12,167 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-14 16:32:12,168 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-14 16:32:12,170 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-14 16:32:12,170 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 04:32:12" (1/1) ... [2021-12-14 16:32:12,171 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e8cbf57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:32:12, skipping insertion in model container [2021-12-14 16:32:12,171 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 04:32:12" (1/1) ... [2021-12-14 16:32:12,176 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-14 16:32:12,215 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-14 16:32:12,399 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/mix004.oepc.i[945,958] [2021-12-14 16:32:12,576 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 16:32:12,585 INFO L203 MainTranslator]: Completed pre-run [2021-12-14 16:32:12,597 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/mix004.oepc.i[945,958] [2021-12-14 16:32:12,642 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 16:32:12,666 INFO L208 MainTranslator]: Completed translation [2021-12-14 16:32:12,666 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:32:12 WrapperNode [2021-12-14 16:32:12,667 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-14 16:32:12,667 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-14 16:32:12,668 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-14 16:32:12,668 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-14 16:32:12,673 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:32:12" (1/1) ... [2021-12-14 16:32:12,701 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:32:12" (1/1) ... [2021-12-14 16:32:12,734 INFO L137 Inliner]: procedures = 177, calls = 71, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 195 [2021-12-14 16:32:12,735 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-14 16:32:12,735 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-14 16:32:12,735 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-14 16:32:12,736 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-14 16:32:12,741 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:32:12" (1/1) ... [2021-12-14 16:32:12,741 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:32:12" (1/1) ... [2021-12-14 16:32:12,753 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:32:12" (1/1) ... [2021-12-14 16:32:12,753 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:32:12" (1/1) ... [2021-12-14 16:32:12,762 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:32:12" (1/1) ... [2021-12-14 16:32:12,769 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:32:12" (1/1) ... [2021-12-14 16:32:12,777 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:32:12" (1/1) ... [2021-12-14 16:32:12,782 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-14 16:32:12,786 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-14 16:32:12,786 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-14 16:32:12,786 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-14 16:32:12,787 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:32:12" (1/1) ... [2021-12-14 16:32:12,792 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 16:32:12,799 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 16:32:12,807 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 16:32:12,824 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 16:32:12,836 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-14 16:32:12,836 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-12-14 16:32:12,836 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-14 16:32:12,836 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-14 16:32:12,837 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-14 16:32:12,837 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-12-14 16:32:12,837 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-12-14 16:32:12,837 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-12-14 16:32:12,837 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-12-14 16:32:12,837 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-12-14 16:32:12,837 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-12-14 16:32:12,837 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-12-14 16:32:12,838 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-12-14 16:32:12,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-14 16:32:12,838 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-12-14 16:32:12,838 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-14 16:32:12,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-14 16:32:12,839 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 16:32:12,924 INFO L236 CfgBuilder]: Building ICFG [2021-12-14 16:32:12,926 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-14 16:32:13,374 INFO L277 CfgBuilder]: Performing block encoding [2021-12-14 16:32:13,605 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-14 16:32:13,605 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-14 16:32:13,607 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 04:32:13 BoogieIcfgContainer [2021-12-14 16:32:13,607 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-14 16:32:13,608 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-14 16:32:13,608 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-14 16:32:13,611 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-14 16:32:13,611 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 04:32:12" (1/3) ... [2021-12-14 16:32:13,612 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1fd6d882 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 04:32:13, skipping insertion in model container [2021-12-14 16:32:13,612 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:32:12" (2/3) ... [2021-12-14 16:32:13,612 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1fd6d882 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 04:32:13, skipping insertion in model container [2021-12-14 16:32:13,612 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 04:32:13" (3/3) ... [2021-12-14 16:32:13,613 INFO L111 eAbstractionObserver]: Analyzing ICFG mix004.oepc.i [2021-12-14 16:32:13,616 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-12-14 16:32:13,616 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-14 16:32:13,617 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-12-14 16:32:13,617 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-12-14 16:32:13,652 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,653 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,653 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,653 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,653 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,653 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,653 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,654 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,654 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,654 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,655 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,655 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,655 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,655 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,655 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,656 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,658 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,658 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,658 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,658 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,659 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,659 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,659 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,659 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,660 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,660 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,660 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,660 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,660 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,660 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,661 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,661 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,661 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,661 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,661 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,662 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,662 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,662 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,662 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,662 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,662 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,662 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,663 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,663 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,663 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,663 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,663 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,664 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,664 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,664 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,664 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,664 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,665 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,665 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,665 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,665 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,665 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,665 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,666 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,666 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,666 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,666 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,666 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,666 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,667 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,667 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,667 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,667 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,667 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,668 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,668 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,668 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,668 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,668 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,668 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,669 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,669 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,670 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,671 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,672 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,672 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,672 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,674 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,674 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,674 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,674 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,674 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,678 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,678 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,679 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,679 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,679 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,679 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,679 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,679 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,679 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,680 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,680 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,680 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,680 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,680 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,680 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,680 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,681 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,681 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,681 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,681 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,681 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,681 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,682 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,682 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,682 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,682 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,683 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,683 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,683 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,683 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,683 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,683 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,683 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,683 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,684 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,684 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,684 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,684 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,684 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,684 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,684 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,684 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,685 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,685 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,685 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,686 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,686 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,686 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,687 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,687 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,687 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,687 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,687 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,687 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,687 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,688 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,688 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,688 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,688 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,688 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,689 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,689 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,689 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,689 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,690 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,690 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,690 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,690 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,690 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,691 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,691 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,691 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,691 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,691 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,691 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,691 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,692 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,692 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,692 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,692 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,692 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,692 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,692 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,694 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,694 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,694 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,694 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,694 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,694 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,695 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,695 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,695 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,695 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,695 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,695 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,696 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,696 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,696 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,696 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,696 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,696 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,700 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,700 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,700 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,700 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,701 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,701 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,701 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,701 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,701 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,701 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,702 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,702 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,702 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,702 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,702 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,703 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,703 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,706 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,706 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,706 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,706 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,706 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,706 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,706 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,706 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,707 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,708 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,708 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,708 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,708 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,708 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,708 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,708 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,709 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,709 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,709 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,710 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,710 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,710 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,714 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,714 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,714 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,715 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,715 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,715 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,715 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,715 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,716 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,716 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,716 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,716 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,716 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,716 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,717 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,717 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,717 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,717 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,718 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,718 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,718 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,718 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,718 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,718 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,718 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,719 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:32:13,719 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-12-14 16:32:13,749 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-14 16:32:13,754 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 16:32:13,754 INFO L340 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-12-14 16:32:13,762 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 152 places, 141 transitions, 302 flow [2021-12-14 16:32:13,793 INFO L129 PetriNetUnfolder]: 2/137 cut-off events. [2021-12-14 16:32:13,793 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-12-14 16:32:13,796 INFO L84 FinitePrefix]: Finished finitePrefix Result has 150 conditions, 137 events. 2/137 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 79 event pairs, 0 based on Foata normal form. 0/133 useless extension candidates. Maximal degree in co-relation 93. Up to 2 conditions per place. [2021-12-14 16:32:13,796 INFO L82 GeneralOperation]: Start removeDead. Operand has 152 places, 141 transitions, 302 flow [2021-12-14 16:32:13,799 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 148 places, 137 transitions, 286 flow [2021-12-14 16:32:13,805 INFO L129 PetriNetUnfolder]: 0/54 cut-off events. [2021-12-14 16:32:13,806 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-12-14 16:32:13,806 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-14 16:32:13,806 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] [2021-12-14 16:32:13,807 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 16:32:13,810 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 16:32:13,810 INFO L85 PathProgramCache]: Analyzing trace with hash 765515669, now seen corresponding path program 1 times [2021-12-14 16:32:13,845 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 16:32:13,845 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [349150188] [2021-12-14 16:32:13,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 16:32:13,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 16:32:13,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 16:32:14,023 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 16:32:14,024 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 16:32:14,024 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [349150188] [2021-12-14 16:32:14,025 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [349150188] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 16:32:14,025 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 16:32:14,025 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-14 16:32:14,027 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [60159001] [2021-12-14 16:32:14,027 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 16:32:14,033 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-14 16:32:14,034 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 16:32:14,051 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-14 16:32:14,053 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-14 16:32:14,056 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 125 out of 141 [2021-12-14 16:32:14,061 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 148 places, 137 transitions, 286 flow. Second operand has 3 states, 3 states have (on average 126.0) internal successors, (378), 3 states have internal predecessors, (378), 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 16:32:14,062 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-14 16:32:14,062 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 125 of 141 [2021-12-14 16:32:14,063 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-14 16:32:14,244 INFO L129 PetriNetUnfolder]: 162/551 cut-off events. [2021-12-14 16:32:14,245 INFO L130 PetriNetUnfolder]: For 22/22 co-relation queries the response was YES. [2021-12-14 16:32:14,247 INFO L84 FinitePrefix]: Finished finitePrefix Result has 857 conditions, 551 events. 162/551 cut-off events. For 22/22 co-relation queries the response was YES. Maximal size of possible extension queue 44. Compared 2886 event pairs, 34 based on Foata normal form. 53/575 useless extension candidates. Maximal degree in co-relation 797. Up to 191 conditions per place. [2021-12-14 16:32:14,250 INFO L132 encePairwiseOnDemand]: 136/141 looper letters, 18 selfloop transitions, 2 changer transitions 0/141 dead transitions. [2021-12-14 16:32:14,251 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 148 places, 141 transitions, 343 flow [2021-12-14 16:32:14,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-14 16:32:14,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-12-14 16:32:14,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 400 transitions. [2021-12-14 16:32:14,261 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9456264775413712 [2021-12-14 16:32:14,261 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 400 transitions. [2021-12-14 16:32:14,261 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 400 transitions. [2021-12-14 16:32:14,263 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-14 16:32:14,264 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 400 transitions. [2021-12-14 16:32:14,267 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 133.33333333333334) internal successors, (400), 3 states have internal predecessors, (400), 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 16:32:14,271 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 141.0) internal successors, (564), 4 states have internal predecessors, (564), 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 16:32:14,272 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 141.0) internal successors, (564), 4 states have internal predecessors, (564), 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 16:32:14,273 INFO L186 Difference]: Start difference. First operand has 148 places, 137 transitions, 286 flow. Second operand 3 states and 400 transitions. [2021-12-14 16:32:14,274 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 148 places, 141 transitions, 343 flow [2021-12-14 16:32:14,276 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 144 places, 141 transitions, 336 flow, removed 0 selfloop flow, removed 4 redundant places. [2021-12-14 16:32:14,278 INFO L242 Difference]: Finished difference. Result has 144 places, 133 transitions, 278 flow [2021-12-14 16:32:14,280 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=141, PETRI_DIFFERENCE_MINUEND_FLOW=274, PETRI_DIFFERENCE_MINUEND_PLACES=142, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=133, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=131, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=278, PETRI_PLACES=144, PETRI_TRANSITIONS=133} [2021-12-14 16:32:14,283 INFO L334 CegarLoopForPetriNet]: 148 programPoint places, -4 predicate places. [2021-12-14 16:32:14,283 INFO L470 AbstractCegarLoop]: Abstraction has has 144 places, 133 transitions, 278 flow [2021-12-14 16:32:14,283 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 126.0) internal successors, (378), 3 states have internal predecessors, (378), 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 16:32:14,283 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-14 16:32:14,284 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] [2021-12-14 16:32:14,284 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-14 16:32:14,284 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 16:32:14,284 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 16:32:14,285 INFO L85 PathProgramCache]: Analyzing trace with hash 513982915, now seen corresponding path program 1 times [2021-12-14 16:32:14,285 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 16:32:14,285 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [37573281] [2021-12-14 16:32:14,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 16:32:14,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 16:32:14,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 16:32:14,434 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 16:32:14,435 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 16:32:14,435 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [37573281] [2021-12-14 16:32:14,435 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [37573281] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 16:32:14,435 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 16:32:14,435 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-14 16:32:14,436 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1584184580] [2021-12-14 16:32:14,436 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 16:32:14,437 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-14 16:32:14,437 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 16:32:14,437 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-14 16:32:14,437 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-14 16:32:14,438 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 117 out of 141 [2021-12-14 16:32:14,439 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 144 places, 133 transitions, 278 flow. Second operand has 6 states, 6 states have (on average 119.0) internal successors, (714), 6 states have internal predecessors, (714), 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 16:32:14,439 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-14 16:32:14,439 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 117 of 141 [2021-12-14 16:32:14,439 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-14 16:32:15,090 INFO L129 PetriNetUnfolder]: 1402/3712 cut-off events. [2021-12-14 16:32:15,090 INFO L130 PetriNetUnfolder]: For 207/207 co-relation queries the response was YES. [2021-12-14 16:32:15,102 INFO L84 FinitePrefix]: Finished finitePrefix Result has 6004 conditions, 3712 events. 1402/3712 cut-off events. For 207/207 co-relation queries the response was YES. Maximal size of possible extension queue 213. Compared 31017 event pairs, 173 based on Foata normal form. 0/3635 useless extension candidates. Maximal degree in co-relation 5945. Up to 999 conditions per place. [2021-12-14 16:32:15,111 INFO L132 encePairwiseOnDemand]: 135/141 looper letters, 24 selfloop transitions, 2 changer transitions 59/185 dead transitions. [2021-12-14 16:32:15,111 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 152 places, 185 transitions, 542 flow [2021-12-14 16:32:15,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-14 16:32:15,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-12-14 16:32:15,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1127 transitions. [2021-12-14 16:32:15,116 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.888100866824271 [2021-12-14 16:32:15,116 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1127 transitions. [2021-12-14 16:32:15,116 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1127 transitions. [2021-12-14 16:32:15,117 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-14 16:32:15,117 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1127 transitions. [2021-12-14 16:32:15,120 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 125.22222222222223) internal successors, (1127), 9 states have internal predecessors, (1127), 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 16:32:15,123 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 141.0) internal successors, (1410), 10 states have internal predecessors, (1410), 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 16:32:15,124 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 141.0) internal successors, (1410), 10 states have internal predecessors, (1410), 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 16:32:15,124 INFO L186 Difference]: Start difference. First operand has 144 places, 133 transitions, 278 flow. Second operand 9 states and 1127 transitions. [2021-12-14 16:32:15,124 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 152 places, 185 transitions, 542 flow [2021-12-14 16:32:15,127 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 150 places, 185 transitions, 524 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-12-14 16:32:15,129 INFO L242 Difference]: Finished difference. Result has 157 places, 119 transitions, 266 flow [2021-12-14 16:32:15,129 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=141, PETRI_DIFFERENCE_MINUEND_FLOW=274, PETRI_DIFFERENCE_MINUEND_PLACES=142, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=133, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=131, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=266, PETRI_PLACES=157, PETRI_TRANSITIONS=119} [2021-12-14 16:32:15,130 INFO L334 CegarLoopForPetriNet]: 148 programPoint places, 9 predicate places. [2021-12-14 16:32:15,130 INFO L470 AbstractCegarLoop]: Abstraction has has 157 places, 119 transitions, 266 flow [2021-12-14 16:32:15,131 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 119.0) internal successors, (714), 6 states have internal predecessors, (714), 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 16:32:15,131 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-14 16:32:15,131 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] [2021-12-14 16:32:15,131 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-14 16:32:15,132 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 16:32:15,132 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 16:32:15,132 INFO L85 PathProgramCache]: Analyzing trace with hash -940583362, now seen corresponding path program 1 times [2021-12-14 16:32:15,133 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 16:32:15,133 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [404553985] [2021-12-14 16:32:15,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 16:32:15,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 16:32:15,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 16:32:15,299 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 16:32:15,299 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 16:32:15,299 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [404553985] [2021-12-14 16:32:15,299 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [404553985] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 16:32:15,299 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 16:32:15,299 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-14 16:32:15,299 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [525532407] [2021-12-14 16:32:15,299 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 16:32:15,300 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-14 16:32:15,300 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 16:32:15,300 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-14 16:32:15,300 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-12-14 16:32:15,301 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 108 out of 141 [2021-12-14 16:32:15,302 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 157 places, 119 transitions, 266 flow. Second operand has 7 states, 7 states have (on average 110.57142857142857) internal successors, (774), 7 states have internal predecessors, (774), 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 16:32:15,302 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-14 16:32:15,302 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 108 of 141 [2021-12-14 16:32:15,302 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-14 16:32:16,288 INFO L129 PetriNetUnfolder]: 4062/6544 cut-off events. [2021-12-14 16:32:16,288 INFO L130 PetriNetUnfolder]: For 1463/1463 co-relation queries the response was YES. [2021-12-14 16:32:16,308 INFO L84 FinitePrefix]: Finished finitePrefix Result has 13902 conditions, 6544 events. 4062/6544 cut-off events. For 1463/1463 co-relation queries the response was YES. Maximal size of possible extension queue 357. Compared 40841 event pairs, 741 based on Foata normal form. 144/6591 useless extension candidates. Maximal degree in co-relation 13831. Up to 3085 conditions per place. [2021-12-14 16:32:16,332 INFO L132 encePairwiseOnDemand]: 133/141 looper letters, 33 selfloop transitions, 4 changer transitions 58/186 dead transitions. [2021-12-14 16:32:16,332 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 146 places, 186 transitions, 611 flow [2021-12-14 16:32:16,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-12-14 16:32:16,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-12-14 16:32:16,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1177 transitions. [2021-12-14 16:32:16,335 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8347517730496454 [2021-12-14 16:32:16,335 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 1177 transitions. [2021-12-14 16:32:16,335 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 1177 transitions. [2021-12-14 16:32:16,335 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-14 16:32:16,335 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 1177 transitions. [2021-12-14 16:32:16,337 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 117.7) internal successors, (1177), 10 states have internal predecessors, (1177), 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 16:32:16,339 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 141.0) internal successors, (1551), 11 states have internal predecessors, (1551), 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 16:32:16,340 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 141.0) internal successors, (1551), 11 states have internal predecessors, (1551), 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 16:32:16,340 INFO L186 Difference]: Start difference. First operand has 157 places, 119 transitions, 266 flow. Second operand 10 states and 1177 transitions. [2021-12-14 16:32:16,340 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 146 places, 186 transitions, 611 flow [2021-12-14 16:32:16,382 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 138 places, 186 transitions, 577 flow, removed 14 selfloop flow, removed 8 redundant places. [2021-12-14 16:32:16,384 INFO L242 Difference]: Finished difference. Result has 145 places, 119 transitions, 274 flow [2021-12-14 16:32:16,384 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=141, PETRI_DIFFERENCE_MINUEND_FLOW=250, PETRI_DIFFERENCE_MINUEND_PLACES=129, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=119, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=115, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=274, PETRI_PLACES=145, PETRI_TRANSITIONS=119} [2021-12-14 16:32:16,385 INFO L334 CegarLoopForPetriNet]: 148 programPoint places, -3 predicate places. [2021-12-14 16:32:16,385 INFO L470 AbstractCegarLoop]: Abstraction has has 145 places, 119 transitions, 274 flow [2021-12-14 16:32:16,385 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 110.57142857142857) internal successors, (774), 7 states have internal predecessors, (774), 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 16:32:16,385 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-14 16:32:16,385 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] [2021-12-14 16:32:16,386 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-14 16:32:16,386 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 16:32:16,386 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 16:32:16,386 INFO L85 PathProgramCache]: Analyzing trace with hash 2016292029, now seen corresponding path program 1 times [2021-12-14 16:32:16,386 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 16:32:16,386 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [421743718] [2021-12-14 16:32:16,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 16:32:16,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 16:32:16,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 16:32:16,465 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 16:32:16,465 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 16:32:16,465 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [421743718] [2021-12-14 16:32:16,465 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [421743718] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 16:32:16,465 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 16:32:16,465 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-14 16:32:16,465 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [714711589] [2021-12-14 16:32:16,466 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 16:32:16,466 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-14 16:32:16,466 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 16:32:16,466 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-14 16:32:16,466 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-14 16:32:16,467 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 114 out of 141 [2021-12-14 16:32:16,467 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 145 places, 119 transitions, 274 flow. Second operand has 6 states, 6 states have (on average 116.0) internal successors, (696), 6 states have internal predecessors, (696), 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 16:32:16,468 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-14 16:32:16,468 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 114 of 141 [2021-12-14 16:32:16,468 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-14 16:32:17,533 INFO L129 PetriNetUnfolder]: 4140/7440 cut-off events. [2021-12-14 16:32:17,534 INFO L130 PetriNetUnfolder]: For 433/433 co-relation queries the response was YES. [2021-12-14 16:32:17,561 INFO L84 FinitePrefix]: Finished finitePrefix Result has 14253 conditions, 7440 events. 4140/7440 cut-off events. For 433/433 co-relation queries the response was YES. Maximal size of possible extension queue 520. Compared 56432 event pairs, 252 based on Foata normal form. 0/7299 useless extension candidates. Maximal degree in co-relation 14184. Up to 2233 conditions per place. [2021-12-14 16:32:17,584 INFO L132 encePairwiseOnDemand]: 130/141 looper letters, 38 selfloop transitions, 7 changer transitions 60/201 dead transitions. [2021-12-14 16:32:17,585 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 148 places, 201 transitions, 654 flow [2021-12-14 16:32:17,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-12-14 16:32:17,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-12-14 16:32:17,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1247 transitions. [2021-12-14 16:32:17,588 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8843971631205674 [2021-12-14 16:32:17,588 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 1247 transitions. [2021-12-14 16:32:17,588 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 1247 transitions. [2021-12-14 16:32:17,589 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-14 16:32:17,589 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 1247 transitions. [2021-12-14 16:32:17,591 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 124.7) internal successors, (1247), 10 states have internal predecessors, (1247), 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 16:32:17,593 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 141.0) internal successors, (1551), 11 states have internal predecessors, (1551), 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 16:32:17,593 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 141.0) internal successors, (1551), 11 states have internal predecessors, (1551), 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 16:32:17,593 INFO L186 Difference]: Start difference. First operand has 145 places, 119 transitions, 274 flow. Second operand 10 states and 1247 transitions. [2021-12-14 16:32:17,594 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 148 places, 201 transitions, 654 flow [2021-12-14 16:32:17,626 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 139 places, 201 transitions, 634 flow, removed 6 selfloop flow, removed 9 redundant places. [2021-12-14 16:32:17,628 INFO L242 Difference]: Finished difference. Result has 145 places, 122 transitions, 320 flow [2021-12-14 16:32:17,629 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=141, PETRI_DIFFERENCE_MINUEND_FLOW=254, PETRI_DIFFERENCE_MINUEND_PLACES=130, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=119, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=112, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=320, PETRI_PLACES=145, PETRI_TRANSITIONS=122} [2021-12-14 16:32:17,629 INFO L334 CegarLoopForPetriNet]: 148 programPoint places, -3 predicate places. [2021-12-14 16:32:17,629 INFO L470 AbstractCegarLoop]: Abstraction has has 145 places, 122 transitions, 320 flow [2021-12-14 16:32:17,630 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 116.0) internal successors, (696), 6 states have internal predecessors, (696), 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 16:32:17,630 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-14 16:32:17,630 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] [2021-12-14 16:32:17,630 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-14 16:32:17,631 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 16:32:17,631 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 16:32:17,631 INFO L85 PathProgramCache]: Analyzing trace with hash 1521785943, now seen corresponding path program 1 times [2021-12-14 16:32:17,631 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 16:32:17,632 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1224481659] [2021-12-14 16:32:17,632 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 16:32:17,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 16:32:17,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 16:32:17,723 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 16:32:17,724 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 16:32:17,724 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1224481659] [2021-12-14 16:32:17,724 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1224481659] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 16:32:17,724 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 16:32:17,724 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-14 16:32:17,725 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1323473260] [2021-12-14 16:32:17,725 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 16:32:17,725 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-14 16:32:17,725 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 16:32:17,726 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-14 16:32:17,726 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-12-14 16:32:17,727 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 114 out of 141 [2021-12-14 16:32:17,727 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 145 places, 122 transitions, 320 flow. Second operand has 7 states, 7 states have (on average 116.0) internal successors, (812), 7 states have internal predecessors, (812), 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 16:32:17,728 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-14 16:32:17,728 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 114 of 141 [2021-12-14 16:32:17,728 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-14 16:32:18,384 INFO L129 PetriNetUnfolder]: 1872/3806 cut-off events. [2021-12-14 16:32:18,385 INFO L130 PetriNetUnfolder]: For 3750/3766 co-relation queries the response was YES. [2021-12-14 16:32:18,403 INFO L84 FinitePrefix]: Finished finitePrefix Result has 10210 conditions, 3806 events. 1872/3806 cut-off events. For 3750/3766 co-relation queries the response was YES. Maximal size of possible extension queue 263. Compared 27753 event pairs, 144 based on Foata normal form. 108/3886 useless extension candidates. Maximal degree in co-relation 10142. Up to 1002 conditions per place. [2021-12-14 16:32:18,416 INFO L132 encePairwiseOnDemand]: 131/141 looper letters, 46 selfloop transitions, 11 changer transitions 47/200 dead transitions. [2021-12-14 16:32:18,417 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 148 places, 200 transitions, 857 flow [2021-12-14 16:32:18,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-12-14 16:32:18,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-12-14 16:32:18,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1246 transitions. [2021-12-14 16:32:18,420 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8836879432624114 [2021-12-14 16:32:18,420 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 1246 transitions. [2021-12-14 16:32:18,420 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 1246 transitions. [2021-12-14 16:32:18,421 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-14 16:32:18,421 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 1246 transitions. [2021-12-14 16:32:18,423 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 124.6) internal successors, (1246), 10 states have internal predecessors, (1246), 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 16:32:18,425 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 141.0) internal successors, (1551), 11 states have internal predecessors, (1551), 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 16:32:18,426 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 141.0) internal successors, (1551), 11 states have internal predecessors, (1551), 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 16:32:18,426 INFO L186 Difference]: Start difference. First operand has 145 places, 122 transitions, 320 flow. Second operand 10 states and 1246 transitions. [2021-12-14 16:32:18,426 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 148 places, 200 transitions, 857 flow [2021-12-14 16:32:18,439 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 143 places, 200 transitions, 832 flow, removed 7 selfloop flow, removed 5 redundant places. [2021-12-14 16:32:18,441 INFO L242 Difference]: Finished difference. Result has 149 places, 126 transitions, 408 flow [2021-12-14 16:32:18,441 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=141, PETRI_DIFFERENCE_MINUEND_FLOW=305, PETRI_DIFFERENCE_MINUEND_PLACES=134, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=122, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=111, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=408, PETRI_PLACES=149, PETRI_TRANSITIONS=126} [2021-12-14 16:32:18,442 INFO L334 CegarLoopForPetriNet]: 148 programPoint places, 1 predicate places. [2021-12-14 16:32:18,442 INFO L470 AbstractCegarLoop]: Abstraction has has 149 places, 126 transitions, 408 flow [2021-12-14 16:32:18,443 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 116.0) internal successors, (812), 7 states have internal predecessors, (812), 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 16:32:18,443 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-14 16:32:18,443 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] [2021-12-14 16:32:18,443 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-12-14 16:32:18,444 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 16:32:18,444 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 16:32:18,444 INFO L85 PathProgramCache]: Analyzing trace with hash -1914303601, now seen corresponding path program 1 times [2021-12-14 16:32:18,444 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 16:32:18,444 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1098503437] [2021-12-14 16:32:18,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 16:32:18,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 16:32:18,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 16:32:18,632 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 16:32:18,632 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 16:32:18,632 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1098503437] [2021-12-14 16:32:18,632 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1098503437] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 16:32:18,633 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 16:32:18,633 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-14 16:32:18,633 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [569948214] [2021-12-14 16:32:18,633 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 16:32:18,633 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-14 16:32:18,633 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 16:32:18,633 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-14 16:32:18,633 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-12-14 16:32:18,634 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 106 out of 141 [2021-12-14 16:32:18,635 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 149 places, 126 transitions, 408 flow. Second operand has 7 states, 7 states have (on average 109.57142857142857) internal successors, (767), 7 states have internal predecessors, (767), 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 16:32:18,635 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-14 16:32:18,635 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 106 of 141 [2021-12-14 16:32:18,635 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-14 16:32:19,556 INFO L129 PetriNetUnfolder]: 2465/6071 cut-off events. [2021-12-14 16:32:19,556 INFO L130 PetriNetUnfolder]: For 9196/10164 co-relation queries the response was YES. [2021-12-14 16:32:19,582 INFO L84 FinitePrefix]: Finished finitePrefix Result has 15634 conditions, 6071 events. 2465/6071 cut-off events. For 9196/10164 co-relation queries the response was YES. Maximal size of possible extension queue 260. Compared 52406 event pairs, 413 based on Foata normal form. 164/6082 useless extension candidates. Maximal degree in co-relation 15556. Up to 1686 conditions per place. [2021-12-14 16:32:19,605 INFO L132 encePairwiseOnDemand]: 127/141 looper letters, 84 selfloop transitions, 24 changer transitions 0/204 dead transitions. [2021-12-14 16:32:19,605 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 155 places, 204 transitions, 786 flow [2021-12-14 16:32:19,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-12-14 16:32:19,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-12-14 16:32:19,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 1276 transitions. [2021-12-14 16:32:19,608 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8226950354609929 [2021-12-14 16:32:19,608 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 1276 transitions. [2021-12-14 16:32:19,608 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 1276 transitions. [2021-12-14 16:32:19,609 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-14 16:32:19,609 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 1276 transitions. [2021-12-14 16:32:19,611 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 116.0) internal successors, (1276), 11 states have internal predecessors, (1276), 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 16:32:19,613 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 141.0) internal successors, (1692), 12 states have internal predecessors, (1692), 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 16:32:19,613 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 141.0) internal successors, (1692), 12 states have internal predecessors, (1692), 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 16:32:19,613 INFO L186 Difference]: Start difference. First operand has 149 places, 126 transitions, 408 flow. Second operand 11 states and 1276 transitions. [2021-12-14 16:32:19,613 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 155 places, 204 transitions, 786 flow [2021-12-14 16:32:19,650 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 146 places, 204 transitions, 717 flow, removed 25 selfloop flow, removed 9 redundant places. [2021-12-14 16:32:19,652 INFO L242 Difference]: Finished difference. Result has 154 places, 145 transitions, 511 flow [2021-12-14 16:32:19,652 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=141, PETRI_DIFFERENCE_MINUEND_FLOW=339, PETRI_DIFFERENCE_MINUEND_PLACES=136, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=126, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=113, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=511, PETRI_PLACES=154, PETRI_TRANSITIONS=145} [2021-12-14 16:32:19,653 INFO L334 CegarLoopForPetriNet]: 148 programPoint places, 6 predicate places. [2021-12-14 16:32:19,653 INFO L470 AbstractCegarLoop]: Abstraction has has 154 places, 145 transitions, 511 flow [2021-12-14 16:32:19,654 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 109.57142857142857) internal successors, (767), 7 states have internal predecessors, (767), 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 16:32:19,654 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-14 16:32:19,654 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] [2021-12-14 16:32:19,654 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-12-14 16:32:19,654 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 16:32:19,654 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 16:32:19,655 INFO L85 PathProgramCache]: Analyzing trace with hash 1906333279, now seen corresponding path program 2 times [2021-12-14 16:32:19,655 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 16:32:19,655 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [9753409] [2021-12-14 16:32:19,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 16:32:19,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 16:32:19,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 16:32:19,769 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 16:32:19,769 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 16:32:19,770 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [9753409] [2021-12-14 16:32:19,770 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [9753409] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 16:32:19,770 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 16:32:19,770 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-12-14 16:32:19,770 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [961633495] [2021-12-14 16:32:19,770 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 16:32:19,771 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-12-14 16:32:19,771 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 16:32:19,771 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-12-14 16:32:19,771 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-12-14 16:32:19,772 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 114 out of 141 [2021-12-14 16:32:19,773 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 154 places, 145 transitions, 511 flow. Second operand has 8 states, 8 states have (on average 116.125) internal successors, (929), 8 states have internal predecessors, (929), 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 16:32:19,773 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-14 16:32:19,773 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 114 of 141 [2021-12-14 16:32:19,773 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-14 16:32:20,069 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1141] L833-->L849: Formula: (let ((.cse31 (= (mod v_~a$w_buff1_used~0_356 256) 0)) (.cse8 (= (mod v_~a$r_buff1_thd4~0_179 256) 0)) (.cse19 (= (mod v_~a$r_buff0_thd4~0_234 256) 0))) (let ((.cse13 (not .cse19)) (.cse1 (not .cse8)) (.cse20 (and .cse8 .cse19)) (.cse30 (= (mod v_~a$w_buff0_used~0_490 256) 0)) (.cse23 (and .cse19 .cse31)) (.cse10 (= (mod v_~weak$$choice2~0_86 256) 0)) (.cse4 (= (mod v_~a$w_buff0_used~0_489 256) 0)) (.cse7 (= (mod v_~a$w_buff1_used~0_355 256) 0))) (let ((.cse6 (not .cse7)) (.cse21 (or .cse4 .cse19)) (.cse5 (not .cse4)) (.cse11 (not .cse10)) (.cse17 (or .cse20 .cse30 .cse23)) (.cse12 (or .cse13 .cse1)) (.cse16 (or .cse13 (not .cse31))) (.cse15 (or .cse30 .cse19)) (.cse14 (not .cse30))) (and (let ((.cse9 (= |v_P3_#t~ite40_69| |v_P3Thread1of1ForFork0_#t~ite40_1|))) (or (and (= |v_P3_#t~ite41_61| v_~a$r_buff1_thd4~0_178) (let ((.cse3 (= (mod v_~a$r_buff0_thd4~0_233 256) 0))) (or (let ((.cse0 (not .cse3))) (and (or .cse0 .cse1) (let ((.cse2 (= |v_P3_#t~ite40_69| 0))) (or (and .cse2 (or .cse3 .cse4)) (and .cse2 .cse0 .cse5))) .cse5 (or .cse0 .cse6) (= |v_P3_#t~ite40_69| |v_P3_#t~ite41_61|))) (and (or (and .cse3 .cse7) (and .cse3 .cse8) .cse4) .cse9 (= |v_P3_#t~ite41_61| v_~a$r_buff1_thd4~0_179)))) .cse10) (and .cse9 (= |v_P3_#t~ite41_61| |v_P3Thread1of1ForFork0_#t~ite41_1|) .cse11 (= v_~a$r_buff1_thd4~0_178 v_~a$r_buff1_thd4~0_179)))) (or (and .cse12 (= |v_P3_#t~ite23_57| v_~__unbuffered_p3_EBX~0_16) (or (and .cse13 (= |v_P3_#t~ite23_57| v_~a$w_buff0~0_112) .cse14) (and .cse15 (= |v_P3_#t~ite23_57| v_~a$w_buff1~0_121))) .cse16 .cse14) (and (= v_~a~0_186 v_~__unbuffered_p3_EBX~0_16) .cse17 (= |v_P3_#t~ite23_57| |v_P3Thread1of1ForFork0_#t~ite23_1|))) (= v_~a$flush_delayed~0_44 0) (let ((.cse18 (= |v_P3_#t~ite37_67| |v_P3Thread1of1ForFork0_#t~ite37_1|))) (or (and (or (and .cse18 (or (and .cse19 .cse7) .cse20 .cse4) (= |v_P3_#t~ite38_61| v_~a$r_buff0_thd4~0_234)) (and (or (and .cse21 (= |v_P3_#t~ite37_67| v_~a$r_buff0_thd4~0_234)) (and .cse13 .cse5 (= |v_P3_#t~ite37_67| 0))) .cse12 .cse5 (or .cse13 .cse6) (= |v_P3_#t~ite37_67| |v_P3_#t~ite38_61|))) .cse10 (= |v_P3_#t~ite38_61| v_~a$r_buff0_thd4~0_233)) (and (= |v_P3_#t~ite38_61| |v_P3Thread1of1ForFork0_#t~ite38_1|) .cse18 .cse11 (= v_~a$r_buff0_thd4~0_234 v_~a$r_buff0_thd4~0_233)))) (let ((.cse24 (= |v_P3_#t~ite34_47| |v_P3Thread1of1ForFork0_#t~ite34_1|))) (or (and .cse10 (= |v_P3_#t~ite35_41| v_~a$w_buff1_used~0_355) (or (and .cse12 (let ((.cse22 (= |v_P3_#t~ite34_47| 0))) (or (and .cse22 .cse13 .cse5) (and .cse22 .cse21))) .cse5 .cse16 (= |v_P3_#t~ite34_47| |v_P3_#t~ite35_41|)) (and (= |v_P3_#t~ite35_41| v_~a$w_buff1_used~0_356) (or .cse20 .cse4 .cse23) .cse24))) (and (= v_~a$w_buff1_used~0_356 v_~a$w_buff1_used~0_355) (= |v_P3_#t~ite35_41| |v_P3Thread1of1ForFork0_#t~ite35_1|) .cse11 .cse24))) (let ((.cse25 (= |v_P3Thread1of1ForFork0_#t~ite31_1| |v_P3_#t~ite31_49|))) (or (and .cse10 (= |v_P3_#t~ite32_45| v_~a$w_buff0_used~0_489) (or (and .cse12 (or (and (= |v_P3_#t~ite31_49| v_~a$w_buff0_used~0_490) .cse15) (and .cse13 (= |v_P3_#t~ite31_49| 0) .cse14)) .cse16 (= |v_P3_#t~ite32_45| |v_P3_#t~ite31_49|) .cse14) (and (= |v_P3_#t~ite32_45| v_~a$w_buff0_used~0_490) .cse17 .cse25))) (and (= |v_P3_#t~ite32_45| |v_P3Thread1of1ForFork0_#t~ite32_1|) .cse11 (= v_~a$w_buff0_used~0_489 v_~a$w_buff0_used~0_490) .cse25))) (= v_~a~0_186 v_~a$mem_tmp~0_26) (let ((.cse26 (= |v_P3_#t~ite25_55| |v_P3Thread1of1ForFork0_#t~ite25_1|))) (or (and .cse10 (= |v_P3_#t~ite26_47| v_~a$w_buff0~0_111) (or (and (= |v_P3_#t~ite26_47| v_~a$w_buff0~0_112) .cse26 .cse17) (and (let ((.cse27 (= |v_P3_#t~ite25_55| v_~a$w_buff0~0_112))) (or (and .cse15 .cse27) (and .cse13 .cse27 .cse14))) .cse12 (= |v_P3_#t~ite25_55| |v_P3_#t~ite26_47|) .cse16 .cse14))) (and (= v_~a$w_buff0~0_112 v_~a$w_buff0~0_111) .cse26 .cse11 (= |v_P3_#t~ite26_47| |v_P3Thread1of1ForFork0_#t~ite26_1|)))) (or (and (= v_~a~0_184 v_~__unbuffered_p3_EBX~0_16) .cse10) (and .cse11 (= v_~a~0_184 v_~a$mem_tmp~0_26))) (let ((.cse28 (= |v_P3_#t~ite28_47| |v_P3Thread1of1ForFork0_#t~ite28_1|))) (or (and (= |v_P3_#t~ite29_41| |v_P3Thread1of1ForFork0_#t~ite29_1|) (= v_~a$w_buff1~0_121 v_~a$w_buff1~0_120) .cse11 .cse28) (and (or (and (= |v_P3_#t~ite29_41| v_~a$w_buff1~0_121) .cse17 .cse28) (and .cse12 (= |v_P3_#t~ite28_47| |v_P3_#t~ite29_41|) .cse16 (let ((.cse29 (= |v_P3_#t~ite28_47| v_~a$w_buff1~0_121))) (or (and .cse29 .cse15) (and .cse29 .cse13 .cse14))) .cse14)) (= |v_P3_#t~ite29_41| v_~a$w_buff1~0_120) .cse10))) (= |v_P3Thread1of1ForFork0_#t~nondet21_1| v_~weak$$choice0~0_19) (= |v_P3Thread1of1ForFork0_#t~nondet22_1| v_~weak$$choice2~0_86))))) InVars {P3Thread1of1ForFork0_#t~ite41=|v_P3Thread1of1ForFork0_#t~ite41_1|, P3Thread1of1ForFork0_#t~ite40=|v_P3Thread1of1ForFork0_#t~ite40_1|, ~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_179, P3Thread1of1ForFork0_#t~nondet22=|v_P3Thread1of1ForFork0_#t~nondet22_1|, P3Thread1of1ForFork0_#t~nondet21=|v_P3Thread1of1ForFork0_#t~nondet21_1|, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_490, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_234, ~a~0=v_~a~0_186, ~a$w_buff1~0=v_~a$w_buff1~0_121, ~a$w_buff0~0=v_~a$w_buff0~0_112, P3Thread1of1ForFork0_#t~ite29=|v_P3Thread1of1ForFork0_#t~ite29_1|, P3Thread1of1ForFork0_#t~ite28=|v_P3Thread1of1ForFork0_#t~ite28_1|, P3Thread1of1ForFork0_#t~ite38=|v_P3Thread1of1ForFork0_#t~ite38_1|, P3Thread1of1ForFork0_#t~ite37=|v_P3Thread1of1ForFork0_#t~ite37_1|, P3Thread1of1ForFork0_#t~ite26=|v_P3Thread1of1ForFork0_#t~ite26_1|, P3Thread1of1ForFork0_#t~ite25=|v_P3Thread1of1ForFork0_#t~ite25_1|, P3Thread1of1ForFork0_#t~ite35=|v_P3Thread1of1ForFork0_#t~ite35_1|, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_356, P3Thread1of1ForFork0_#t~ite34=|v_P3Thread1of1ForFork0_#t~ite34_1|, P3Thread1of1ForFork0_#t~ite23=|v_P3Thread1of1ForFork0_#t~ite23_1|, P3Thread1of1ForFork0_#t~ite32=|v_P3Thread1of1ForFork0_#t~ite32_1|, P3Thread1of1ForFork0_#t~ite31=|v_P3Thread1of1ForFork0_#t~ite31_1|} OutVars{P3Thread1of1ForFork0_#t~ite30=|v_P3Thread1of1ForFork0_#t~ite30_1|, ~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_178, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_233, ~a~0=v_~a~0_184, ~a$mem_tmp~0=v_~a$mem_tmp~0_26, ~a$w_buff1~0=v_~a$w_buff1~0_120, P3Thread1of1ForFork0_#t~ite39=|v_P3Thread1of1ForFork0_#t~ite39_1|, P3Thread1of1ForFork0_#t~ite38=|v_P3Thread1of1ForFork0_#t~ite38_2|, P3Thread1of1ForFork0_#t~ite37=|v_P3Thread1of1ForFork0_#t~ite37_2|, P3Thread1of1ForFork0_#t~ite36=|v_P3Thread1of1ForFork0_#t~ite36_1|, P3Thread1of1ForFork0_#t~ite35=|v_P3Thread1of1ForFork0_#t~ite35_2|, P3Thread1of1ForFork0_#t~ite34=|v_P3Thread1of1ForFork0_#t~ite34_2|, P3Thread1of1ForFork0_#t~ite33=|v_P3Thread1of1ForFork0_#t~ite33_1|, P3Thread1of1ForFork0_#t~ite32=|v_P3Thread1of1ForFork0_#t~ite32_2|, P3Thread1of1ForFork0_#t~ite31=|v_P3Thread1of1ForFork0_#t~ite31_2|, P3Thread1of1ForFork0_#t~ite42=|v_P3Thread1of1ForFork0_#t~ite42_1|, P3Thread1of1ForFork0_#t~ite41=|v_P3Thread1of1ForFork0_#t~ite41_2|, P3Thread1of1ForFork0_#t~ite43=|v_P3Thread1of1ForFork0_#t~ite43_1|, P3Thread1of1ForFork0_#t~ite40=|v_P3Thread1of1ForFork0_#t~ite40_2|, P3Thread1of1ForFork0_#t~nondet22=|v_P3Thread1of1ForFork0_#t~nondet22_2|, P3Thread1of1ForFork0_#t~nondet21=|v_P3Thread1of1ForFork0_#t~nondet21_2|, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_489, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_16, ~weak$$choice0~0=v_~weak$$choice0~0_19, ~a$flush_delayed~0=v_~a$flush_delayed~0_44, ~a$w_buff0~0=v_~a$w_buff0~0_111, P3Thread1of1ForFork0_#t~ite29=|v_P3Thread1of1ForFork0_#t~ite29_2|, P3Thread1of1ForFork0_#t~ite28=|v_P3Thread1of1ForFork0_#t~ite28_2|, P3Thread1of1ForFork0_#t~ite27=|v_P3Thread1of1ForFork0_#t~ite27_1|, P3Thread1of1ForFork0_#t~ite26=|v_P3Thread1of1ForFork0_#t~ite26_2|, P3Thread1of1ForFork0_#t~ite25=|v_P3Thread1of1ForFork0_#t~ite25_2|, P3Thread1of1ForFork0_#t~ite24=|v_P3Thread1of1ForFork0_#t~ite24_1|, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_355, P3Thread1of1ForFork0_#t~ite23=|v_P3Thread1of1ForFork0_#t~ite23_2|, ~weak$$choice2~0=v_~weak$$choice2~0_86} AuxVars[|v_P3_#t~ite29_41|, |v_P3_#t~ite34_47|, |v_P3_#t~ite41_61|, |v_P3_#t~ite25_55|, |v_P3_#t~ite32_45|, |v_P3_#t~ite28_47|, |v_P3_#t~ite26_47|, |v_P3_#t~ite31_49|, |v_P3_#t~ite38_61|, |v_P3_#t~ite23_57|, |v_P3_#t~ite37_67|, |v_P3_#t~ite35_41|, |v_P3_#t~ite40_69|] AssignedVars[P3Thread1of1ForFork0_#t~ite30, ~a$r_buff1_thd4~0, ~a$r_buff0_thd4~0, ~a~0, ~a$mem_tmp~0, ~a$w_buff1~0, P3Thread1of1ForFork0_#t~ite39, P3Thread1of1ForFork0_#t~ite38, P3Thread1of1ForFork0_#t~ite37, P3Thread1of1ForFork0_#t~ite36, P3Thread1of1ForFork0_#t~ite35, P3Thread1of1ForFork0_#t~ite34, P3Thread1of1ForFork0_#t~ite33, P3Thread1of1ForFork0_#t~ite32, P3Thread1of1ForFork0_#t~ite31, P3Thread1of1ForFork0_#t~ite42, P3Thread1of1ForFork0_#t~ite41, P3Thread1of1ForFork0_#t~ite43, P3Thread1of1ForFork0_#t~ite40, P3Thread1of1ForFork0_#t~nondet22, P3Thread1of1ForFork0_#t~nondet21, ~a$w_buff0_used~0, ~__unbuffered_p3_EBX~0, ~weak$$choice0~0, ~a$flush_delayed~0, ~a$w_buff0~0, P3Thread1of1ForFork0_#t~ite29, P3Thread1of1ForFork0_#t~ite28, P3Thread1of1ForFork0_#t~ite27, P3Thread1of1ForFork0_#t~ite26, P3Thread1of1ForFork0_#t~ite25, P3Thread1of1ForFork0_#t~ite24, ~a$w_buff1_used~0, P3Thread1of1ForFork0_#t~ite23, ~weak$$choice2~0][122], [8#L880-3true, Black: 215#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 298#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 219#(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: 217#(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)), Black: 185#(= ~__unbuffered_p3_EAX~0 0), 56#L790true, 66#L820true, 259#(= ~z~0 1), 108#L849true, Black: 161#(= ~__unbuffered_p2_EAX~0 0), 101#L780true, P1Thread1of1ForFork1InUse, P0Thread1of1ForFork3InUse, 241#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 265#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), P2Thread1of1ForFork2InUse, Black: 277#(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) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 271#(and (= ~z~0 1) (<= 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 (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P3Thread1of1ForFork0InUse, Black: 269#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 275#(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) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 267#(and (= ~z~0 1) (<= 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 (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), Black: 273#(and (= ~z~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|)))]) [2021-12-14 16:32:20,069 INFO L384 tUnfolder$Statistics]: this new event has 88 ancestors and is cut-off event [2021-12-14 16:32:20,070 INFO L387 tUnfolder$Statistics]: existing Event has 88 ancestors and is cut-off event [2021-12-14 16:32:20,070 INFO L387 tUnfolder$Statistics]: existing Event has 88 ancestors and is cut-off event [2021-12-14 16:32:20,070 INFO L387 tUnfolder$Statistics]: existing Event has 88 ancestors and is cut-off event [2021-12-14 16:32:20,131 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1141] L833-->L849: Formula: (let ((.cse31 (= (mod v_~a$w_buff1_used~0_356 256) 0)) (.cse8 (= (mod v_~a$r_buff1_thd4~0_179 256) 0)) (.cse19 (= (mod v_~a$r_buff0_thd4~0_234 256) 0))) (let ((.cse13 (not .cse19)) (.cse1 (not .cse8)) (.cse20 (and .cse8 .cse19)) (.cse30 (= (mod v_~a$w_buff0_used~0_490 256) 0)) (.cse23 (and .cse19 .cse31)) (.cse10 (= (mod v_~weak$$choice2~0_86 256) 0)) (.cse4 (= (mod v_~a$w_buff0_used~0_489 256) 0)) (.cse7 (= (mod v_~a$w_buff1_used~0_355 256) 0))) (let ((.cse6 (not .cse7)) (.cse21 (or .cse4 .cse19)) (.cse5 (not .cse4)) (.cse11 (not .cse10)) (.cse17 (or .cse20 .cse30 .cse23)) (.cse12 (or .cse13 .cse1)) (.cse16 (or .cse13 (not .cse31))) (.cse15 (or .cse30 .cse19)) (.cse14 (not .cse30))) (and (let ((.cse9 (= |v_P3_#t~ite40_69| |v_P3Thread1of1ForFork0_#t~ite40_1|))) (or (and (= |v_P3_#t~ite41_61| v_~a$r_buff1_thd4~0_178) (let ((.cse3 (= (mod v_~a$r_buff0_thd4~0_233 256) 0))) (or (let ((.cse0 (not .cse3))) (and (or .cse0 .cse1) (let ((.cse2 (= |v_P3_#t~ite40_69| 0))) (or (and .cse2 (or .cse3 .cse4)) (and .cse2 .cse0 .cse5))) .cse5 (or .cse0 .cse6) (= |v_P3_#t~ite40_69| |v_P3_#t~ite41_61|))) (and (or (and .cse3 .cse7) (and .cse3 .cse8) .cse4) .cse9 (= |v_P3_#t~ite41_61| v_~a$r_buff1_thd4~0_179)))) .cse10) (and .cse9 (= |v_P3_#t~ite41_61| |v_P3Thread1of1ForFork0_#t~ite41_1|) .cse11 (= v_~a$r_buff1_thd4~0_178 v_~a$r_buff1_thd4~0_179)))) (or (and .cse12 (= |v_P3_#t~ite23_57| v_~__unbuffered_p3_EBX~0_16) (or (and .cse13 (= |v_P3_#t~ite23_57| v_~a$w_buff0~0_112) .cse14) (and .cse15 (= |v_P3_#t~ite23_57| v_~a$w_buff1~0_121))) .cse16 .cse14) (and (= v_~a~0_186 v_~__unbuffered_p3_EBX~0_16) .cse17 (= |v_P3_#t~ite23_57| |v_P3Thread1of1ForFork0_#t~ite23_1|))) (= v_~a$flush_delayed~0_44 0) (let ((.cse18 (= |v_P3_#t~ite37_67| |v_P3Thread1of1ForFork0_#t~ite37_1|))) (or (and (or (and .cse18 (or (and .cse19 .cse7) .cse20 .cse4) (= |v_P3_#t~ite38_61| v_~a$r_buff0_thd4~0_234)) (and (or (and .cse21 (= |v_P3_#t~ite37_67| v_~a$r_buff0_thd4~0_234)) (and .cse13 .cse5 (= |v_P3_#t~ite37_67| 0))) .cse12 .cse5 (or .cse13 .cse6) (= |v_P3_#t~ite37_67| |v_P3_#t~ite38_61|))) .cse10 (= |v_P3_#t~ite38_61| v_~a$r_buff0_thd4~0_233)) (and (= |v_P3_#t~ite38_61| |v_P3Thread1of1ForFork0_#t~ite38_1|) .cse18 .cse11 (= v_~a$r_buff0_thd4~0_234 v_~a$r_buff0_thd4~0_233)))) (let ((.cse24 (= |v_P3_#t~ite34_47| |v_P3Thread1of1ForFork0_#t~ite34_1|))) (or (and .cse10 (= |v_P3_#t~ite35_41| v_~a$w_buff1_used~0_355) (or (and .cse12 (let ((.cse22 (= |v_P3_#t~ite34_47| 0))) (or (and .cse22 .cse13 .cse5) (and .cse22 .cse21))) .cse5 .cse16 (= |v_P3_#t~ite34_47| |v_P3_#t~ite35_41|)) (and (= |v_P3_#t~ite35_41| v_~a$w_buff1_used~0_356) (or .cse20 .cse4 .cse23) .cse24))) (and (= v_~a$w_buff1_used~0_356 v_~a$w_buff1_used~0_355) (= |v_P3_#t~ite35_41| |v_P3Thread1of1ForFork0_#t~ite35_1|) .cse11 .cse24))) (let ((.cse25 (= |v_P3Thread1of1ForFork0_#t~ite31_1| |v_P3_#t~ite31_49|))) (or (and .cse10 (= |v_P3_#t~ite32_45| v_~a$w_buff0_used~0_489) (or (and .cse12 (or (and (= |v_P3_#t~ite31_49| v_~a$w_buff0_used~0_490) .cse15) (and .cse13 (= |v_P3_#t~ite31_49| 0) .cse14)) .cse16 (= |v_P3_#t~ite32_45| |v_P3_#t~ite31_49|) .cse14) (and (= |v_P3_#t~ite32_45| v_~a$w_buff0_used~0_490) .cse17 .cse25))) (and (= |v_P3_#t~ite32_45| |v_P3Thread1of1ForFork0_#t~ite32_1|) .cse11 (= v_~a$w_buff0_used~0_489 v_~a$w_buff0_used~0_490) .cse25))) (= v_~a~0_186 v_~a$mem_tmp~0_26) (let ((.cse26 (= |v_P3_#t~ite25_55| |v_P3Thread1of1ForFork0_#t~ite25_1|))) (or (and .cse10 (= |v_P3_#t~ite26_47| v_~a$w_buff0~0_111) (or (and (= |v_P3_#t~ite26_47| v_~a$w_buff0~0_112) .cse26 .cse17) (and (let ((.cse27 (= |v_P3_#t~ite25_55| v_~a$w_buff0~0_112))) (or (and .cse15 .cse27) (and .cse13 .cse27 .cse14))) .cse12 (= |v_P3_#t~ite25_55| |v_P3_#t~ite26_47|) .cse16 .cse14))) (and (= v_~a$w_buff0~0_112 v_~a$w_buff0~0_111) .cse26 .cse11 (= |v_P3_#t~ite26_47| |v_P3Thread1of1ForFork0_#t~ite26_1|)))) (or (and (= v_~a~0_184 v_~__unbuffered_p3_EBX~0_16) .cse10) (and .cse11 (= v_~a~0_184 v_~a$mem_tmp~0_26))) (let ((.cse28 (= |v_P3_#t~ite28_47| |v_P3Thread1of1ForFork0_#t~ite28_1|))) (or (and (= |v_P3_#t~ite29_41| |v_P3Thread1of1ForFork0_#t~ite29_1|) (= v_~a$w_buff1~0_121 v_~a$w_buff1~0_120) .cse11 .cse28) (and (or (and (= |v_P3_#t~ite29_41| v_~a$w_buff1~0_121) .cse17 .cse28) (and .cse12 (= |v_P3_#t~ite28_47| |v_P3_#t~ite29_41|) .cse16 (let ((.cse29 (= |v_P3_#t~ite28_47| v_~a$w_buff1~0_121))) (or (and .cse29 .cse15) (and .cse29 .cse13 .cse14))) .cse14)) (= |v_P3_#t~ite29_41| v_~a$w_buff1~0_120) .cse10))) (= |v_P3Thread1of1ForFork0_#t~nondet21_1| v_~weak$$choice0~0_19) (= |v_P3Thread1of1ForFork0_#t~nondet22_1| v_~weak$$choice2~0_86))))) InVars {P3Thread1of1ForFork0_#t~ite41=|v_P3Thread1of1ForFork0_#t~ite41_1|, P3Thread1of1ForFork0_#t~ite40=|v_P3Thread1of1ForFork0_#t~ite40_1|, ~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_179, P3Thread1of1ForFork0_#t~nondet22=|v_P3Thread1of1ForFork0_#t~nondet22_1|, P3Thread1of1ForFork0_#t~nondet21=|v_P3Thread1of1ForFork0_#t~nondet21_1|, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_490, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_234, ~a~0=v_~a~0_186, ~a$w_buff1~0=v_~a$w_buff1~0_121, ~a$w_buff0~0=v_~a$w_buff0~0_112, P3Thread1of1ForFork0_#t~ite29=|v_P3Thread1of1ForFork0_#t~ite29_1|, P3Thread1of1ForFork0_#t~ite28=|v_P3Thread1of1ForFork0_#t~ite28_1|, P3Thread1of1ForFork0_#t~ite38=|v_P3Thread1of1ForFork0_#t~ite38_1|, P3Thread1of1ForFork0_#t~ite37=|v_P3Thread1of1ForFork0_#t~ite37_1|, P3Thread1of1ForFork0_#t~ite26=|v_P3Thread1of1ForFork0_#t~ite26_1|, P3Thread1of1ForFork0_#t~ite25=|v_P3Thread1of1ForFork0_#t~ite25_1|, P3Thread1of1ForFork0_#t~ite35=|v_P3Thread1of1ForFork0_#t~ite35_1|, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_356, P3Thread1of1ForFork0_#t~ite34=|v_P3Thread1of1ForFork0_#t~ite34_1|, P3Thread1of1ForFork0_#t~ite23=|v_P3Thread1of1ForFork0_#t~ite23_1|, P3Thread1of1ForFork0_#t~ite32=|v_P3Thread1of1ForFork0_#t~ite32_1|, P3Thread1of1ForFork0_#t~ite31=|v_P3Thread1of1ForFork0_#t~ite31_1|} OutVars{P3Thread1of1ForFork0_#t~ite30=|v_P3Thread1of1ForFork0_#t~ite30_1|, ~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_178, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_233, ~a~0=v_~a~0_184, ~a$mem_tmp~0=v_~a$mem_tmp~0_26, ~a$w_buff1~0=v_~a$w_buff1~0_120, P3Thread1of1ForFork0_#t~ite39=|v_P3Thread1of1ForFork0_#t~ite39_1|, P3Thread1of1ForFork0_#t~ite38=|v_P3Thread1of1ForFork0_#t~ite38_2|, P3Thread1of1ForFork0_#t~ite37=|v_P3Thread1of1ForFork0_#t~ite37_2|, P3Thread1of1ForFork0_#t~ite36=|v_P3Thread1of1ForFork0_#t~ite36_1|, P3Thread1of1ForFork0_#t~ite35=|v_P3Thread1of1ForFork0_#t~ite35_2|, P3Thread1of1ForFork0_#t~ite34=|v_P3Thread1of1ForFork0_#t~ite34_2|, P3Thread1of1ForFork0_#t~ite33=|v_P3Thread1of1ForFork0_#t~ite33_1|, P3Thread1of1ForFork0_#t~ite32=|v_P3Thread1of1ForFork0_#t~ite32_2|, P3Thread1of1ForFork0_#t~ite31=|v_P3Thread1of1ForFork0_#t~ite31_2|, P3Thread1of1ForFork0_#t~ite42=|v_P3Thread1of1ForFork0_#t~ite42_1|, P3Thread1of1ForFork0_#t~ite41=|v_P3Thread1of1ForFork0_#t~ite41_2|, P3Thread1of1ForFork0_#t~ite43=|v_P3Thread1of1ForFork0_#t~ite43_1|, P3Thread1of1ForFork0_#t~ite40=|v_P3Thread1of1ForFork0_#t~ite40_2|, P3Thread1of1ForFork0_#t~nondet22=|v_P3Thread1of1ForFork0_#t~nondet22_2|, P3Thread1of1ForFork0_#t~nondet21=|v_P3Thread1of1ForFork0_#t~nondet21_2|, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_489, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_16, ~weak$$choice0~0=v_~weak$$choice0~0_19, ~a$flush_delayed~0=v_~a$flush_delayed~0_44, ~a$w_buff0~0=v_~a$w_buff0~0_111, P3Thread1of1ForFork0_#t~ite29=|v_P3Thread1of1ForFork0_#t~ite29_2|, P3Thread1of1ForFork0_#t~ite28=|v_P3Thread1of1ForFork0_#t~ite28_2|, P3Thread1of1ForFork0_#t~ite27=|v_P3Thread1of1ForFork0_#t~ite27_1|, P3Thread1of1ForFork0_#t~ite26=|v_P3Thread1of1ForFork0_#t~ite26_2|, P3Thread1of1ForFork0_#t~ite25=|v_P3Thread1of1ForFork0_#t~ite25_2|, P3Thread1of1ForFork0_#t~ite24=|v_P3Thread1of1ForFork0_#t~ite24_1|, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_355, P3Thread1of1ForFork0_#t~ite23=|v_P3Thread1of1ForFork0_#t~ite23_2|, ~weak$$choice2~0=v_~weak$$choice2~0_86} AuxVars[|v_P3_#t~ite29_41|, |v_P3_#t~ite34_47|, |v_P3_#t~ite41_61|, |v_P3_#t~ite25_55|, |v_P3_#t~ite32_45|, |v_P3_#t~ite28_47|, |v_P3_#t~ite26_47|, |v_P3_#t~ite31_49|, |v_P3_#t~ite38_61|, |v_P3_#t~ite23_57|, |v_P3_#t~ite37_67|, |v_P3_#t~ite35_41|, |v_P3_#t~ite40_69|] AssignedVars[P3Thread1of1ForFork0_#t~ite30, ~a$r_buff1_thd4~0, ~a$r_buff0_thd4~0, ~a~0, ~a$mem_tmp~0, ~a$w_buff1~0, P3Thread1of1ForFork0_#t~ite39, P3Thread1of1ForFork0_#t~ite38, P3Thread1of1ForFork0_#t~ite37, P3Thread1of1ForFork0_#t~ite36, P3Thread1of1ForFork0_#t~ite35, P3Thread1of1ForFork0_#t~ite34, P3Thread1of1ForFork0_#t~ite33, P3Thread1of1ForFork0_#t~ite32, P3Thread1of1ForFork0_#t~ite31, P3Thread1of1ForFork0_#t~ite42, P3Thread1of1ForFork0_#t~ite41, P3Thread1of1ForFork0_#t~ite43, P3Thread1of1ForFork0_#t~ite40, P3Thread1of1ForFork0_#t~nondet22, P3Thread1of1ForFork0_#t~nondet21, ~a$w_buff0_used~0, ~__unbuffered_p3_EBX~0, ~weak$$choice0~0, ~a$flush_delayed~0, ~a$w_buff0~0, P3Thread1of1ForFork0_#t~ite29, P3Thread1of1ForFork0_#t~ite28, P3Thread1of1ForFork0_#t~ite27, P3Thread1of1ForFork0_#t~ite26, P3Thread1of1ForFork0_#t~ite25, P3Thread1of1ForFork0_#t~ite24, ~a$w_buff1_used~0, P3Thread1of1ForFork0_#t~ite23, ~weak$$choice2~0][133], [Black: 185#(= ~__unbuffered_p3_EAX~0 0), 56#L790true, 259#(= ~z~0 1), 300#(and (<= ~__unbuffered_cnt~0 2) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 101#L780true, P1Thread1of1ForFork1InUse, P0Thread1of1ForFork3InUse, Black: 265#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), P2Thread1of1ForFork2InUse, Black: 277#(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) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 271#(and (= ~z~0 1) (<= 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 (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P3Thread1of1ForFork0InUse, Black: 269#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 275#(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) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 267#(and (= ~z~0 1) (<= 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 (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), 126#L823true, Black: 273#(and (= ~z~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|))), 8#L880-3true, 235#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 215#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 219#(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: 217#(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)), 108#L849true, Black: 161#(= ~__unbuffered_p2_EAX~0 0), Black: 241#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0))]) [2021-12-14 16:32:20,131 INFO L384 tUnfolder$Statistics]: this new event has 89 ancestors and is cut-off event [2021-12-14 16:32:20,131 INFO L387 tUnfolder$Statistics]: existing Event has 89 ancestors and is cut-off event [2021-12-14 16:32:20,131 INFO L387 tUnfolder$Statistics]: existing Event has 89 ancestors and is cut-off event [2021-12-14 16:32:20,131 INFO L387 tUnfolder$Statistics]: existing Event has 89 ancestors and is cut-off event [2021-12-14 16:32:20,237 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1141] L833-->L849: Formula: (let ((.cse31 (= (mod v_~a$w_buff1_used~0_356 256) 0)) (.cse8 (= (mod v_~a$r_buff1_thd4~0_179 256) 0)) (.cse19 (= (mod v_~a$r_buff0_thd4~0_234 256) 0))) (let ((.cse13 (not .cse19)) (.cse1 (not .cse8)) (.cse20 (and .cse8 .cse19)) (.cse30 (= (mod v_~a$w_buff0_used~0_490 256) 0)) (.cse23 (and .cse19 .cse31)) (.cse10 (= (mod v_~weak$$choice2~0_86 256) 0)) (.cse4 (= (mod v_~a$w_buff0_used~0_489 256) 0)) (.cse7 (= (mod v_~a$w_buff1_used~0_355 256) 0))) (let ((.cse6 (not .cse7)) (.cse21 (or .cse4 .cse19)) (.cse5 (not .cse4)) (.cse11 (not .cse10)) (.cse17 (or .cse20 .cse30 .cse23)) (.cse12 (or .cse13 .cse1)) (.cse16 (or .cse13 (not .cse31))) (.cse15 (or .cse30 .cse19)) (.cse14 (not .cse30))) (and (let ((.cse9 (= |v_P3_#t~ite40_69| |v_P3Thread1of1ForFork0_#t~ite40_1|))) (or (and (= |v_P3_#t~ite41_61| v_~a$r_buff1_thd4~0_178) (let ((.cse3 (= (mod v_~a$r_buff0_thd4~0_233 256) 0))) (or (let ((.cse0 (not .cse3))) (and (or .cse0 .cse1) (let ((.cse2 (= |v_P3_#t~ite40_69| 0))) (or (and .cse2 (or .cse3 .cse4)) (and .cse2 .cse0 .cse5))) .cse5 (or .cse0 .cse6) (= |v_P3_#t~ite40_69| |v_P3_#t~ite41_61|))) (and (or (and .cse3 .cse7) (and .cse3 .cse8) .cse4) .cse9 (= |v_P3_#t~ite41_61| v_~a$r_buff1_thd4~0_179)))) .cse10) (and .cse9 (= |v_P3_#t~ite41_61| |v_P3Thread1of1ForFork0_#t~ite41_1|) .cse11 (= v_~a$r_buff1_thd4~0_178 v_~a$r_buff1_thd4~0_179)))) (or (and .cse12 (= |v_P3_#t~ite23_57| v_~__unbuffered_p3_EBX~0_16) (or (and .cse13 (= |v_P3_#t~ite23_57| v_~a$w_buff0~0_112) .cse14) (and .cse15 (= |v_P3_#t~ite23_57| v_~a$w_buff1~0_121))) .cse16 .cse14) (and (= v_~a~0_186 v_~__unbuffered_p3_EBX~0_16) .cse17 (= |v_P3_#t~ite23_57| |v_P3Thread1of1ForFork0_#t~ite23_1|))) (= v_~a$flush_delayed~0_44 0) (let ((.cse18 (= |v_P3_#t~ite37_67| |v_P3Thread1of1ForFork0_#t~ite37_1|))) (or (and (or (and .cse18 (or (and .cse19 .cse7) .cse20 .cse4) (= |v_P3_#t~ite38_61| v_~a$r_buff0_thd4~0_234)) (and (or (and .cse21 (= |v_P3_#t~ite37_67| v_~a$r_buff0_thd4~0_234)) (and .cse13 .cse5 (= |v_P3_#t~ite37_67| 0))) .cse12 .cse5 (or .cse13 .cse6) (= |v_P3_#t~ite37_67| |v_P3_#t~ite38_61|))) .cse10 (= |v_P3_#t~ite38_61| v_~a$r_buff0_thd4~0_233)) (and (= |v_P3_#t~ite38_61| |v_P3Thread1of1ForFork0_#t~ite38_1|) .cse18 .cse11 (= v_~a$r_buff0_thd4~0_234 v_~a$r_buff0_thd4~0_233)))) (let ((.cse24 (= |v_P3_#t~ite34_47| |v_P3Thread1of1ForFork0_#t~ite34_1|))) (or (and .cse10 (= |v_P3_#t~ite35_41| v_~a$w_buff1_used~0_355) (or (and .cse12 (let ((.cse22 (= |v_P3_#t~ite34_47| 0))) (or (and .cse22 .cse13 .cse5) (and .cse22 .cse21))) .cse5 .cse16 (= |v_P3_#t~ite34_47| |v_P3_#t~ite35_41|)) (and (= |v_P3_#t~ite35_41| v_~a$w_buff1_used~0_356) (or .cse20 .cse4 .cse23) .cse24))) (and (= v_~a$w_buff1_used~0_356 v_~a$w_buff1_used~0_355) (= |v_P3_#t~ite35_41| |v_P3Thread1of1ForFork0_#t~ite35_1|) .cse11 .cse24))) (let ((.cse25 (= |v_P3Thread1of1ForFork0_#t~ite31_1| |v_P3_#t~ite31_49|))) (or (and .cse10 (= |v_P3_#t~ite32_45| v_~a$w_buff0_used~0_489) (or (and .cse12 (or (and (= |v_P3_#t~ite31_49| v_~a$w_buff0_used~0_490) .cse15) (and .cse13 (= |v_P3_#t~ite31_49| 0) .cse14)) .cse16 (= |v_P3_#t~ite32_45| |v_P3_#t~ite31_49|) .cse14) (and (= |v_P3_#t~ite32_45| v_~a$w_buff0_used~0_490) .cse17 .cse25))) (and (= |v_P3_#t~ite32_45| |v_P3Thread1of1ForFork0_#t~ite32_1|) .cse11 (= v_~a$w_buff0_used~0_489 v_~a$w_buff0_used~0_490) .cse25))) (= v_~a~0_186 v_~a$mem_tmp~0_26) (let ((.cse26 (= |v_P3_#t~ite25_55| |v_P3Thread1of1ForFork0_#t~ite25_1|))) (or (and .cse10 (= |v_P3_#t~ite26_47| v_~a$w_buff0~0_111) (or (and (= |v_P3_#t~ite26_47| v_~a$w_buff0~0_112) .cse26 .cse17) (and (let ((.cse27 (= |v_P3_#t~ite25_55| v_~a$w_buff0~0_112))) (or (and .cse15 .cse27) (and .cse13 .cse27 .cse14))) .cse12 (= |v_P3_#t~ite25_55| |v_P3_#t~ite26_47|) .cse16 .cse14))) (and (= v_~a$w_buff0~0_112 v_~a$w_buff0~0_111) .cse26 .cse11 (= |v_P3_#t~ite26_47| |v_P3Thread1of1ForFork0_#t~ite26_1|)))) (or (and (= v_~a~0_184 v_~__unbuffered_p3_EBX~0_16) .cse10) (and .cse11 (= v_~a~0_184 v_~a$mem_tmp~0_26))) (let ((.cse28 (= |v_P3_#t~ite28_47| |v_P3Thread1of1ForFork0_#t~ite28_1|))) (or (and (= |v_P3_#t~ite29_41| |v_P3Thread1of1ForFork0_#t~ite29_1|) (= v_~a$w_buff1~0_121 v_~a$w_buff1~0_120) .cse11 .cse28) (and (or (and (= |v_P3_#t~ite29_41| v_~a$w_buff1~0_121) .cse17 .cse28) (and .cse12 (= |v_P3_#t~ite28_47| |v_P3_#t~ite29_41|) .cse16 (let ((.cse29 (= |v_P3_#t~ite28_47| v_~a$w_buff1~0_121))) (or (and .cse29 .cse15) (and .cse29 .cse13 .cse14))) .cse14)) (= |v_P3_#t~ite29_41| v_~a$w_buff1~0_120) .cse10))) (= |v_P3Thread1of1ForFork0_#t~nondet21_1| v_~weak$$choice0~0_19) (= |v_P3Thread1of1ForFork0_#t~nondet22_1| v_~weak$$choice2~0_86))))) InVars {P3Thread1of1ForFork0_#t~ite41=|v_P3Thread1of1ForFork0_#t~ite41_1|, P3Thread1of1ForFork0_#t~ite40=|v_P3Thread1of1ForFork0_#t~ite40_1|, ~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_179, P3Thread1of1ForFork0_#t~nondet22=|v_P3Thread1of1ForFork0_#t~nondet22_1|, P3Thread1of1ForFork0_#t~nondet21=|v_P3Thread1of1ForFork0_#t~nondet21_1|, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_490, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_234, ~a~0=v_~a~0_186, ~a$w_buff1~0=v_~a$w_buff1~0_121, ~a$w_buff0~0=v_~a$w_buff0~0_112, P3Thread1of1ForFork0_#t~ite29=|v_P3Thread1of1ForFork0_#t~ite29_1|, P3Thread1of1ForFork0_#t~ite28=|v_P3Thread1of1ForFork0_#t~ite28_1|, P3Thread1of1ForFork0_#t~ite38=|v_P3Thread1of1ForFork0_#t~ite38_1|, P3Thread1of1ForFork0_#t~ite37=|v_P3Thread1of1ForFork0_#t~ite37_1|, P3Thread1of1ForFork0_#t~ite26=|v_P3Thread1of1ForFork0_#t~ite26_1|, P3Thread1of1ForFork0_#t~ite25=|v_P3Thread1of1ForFork0_#t~ite25_1|, P3Thread1of1ForFork0_#t~ite35=|v_P3Thread1of1ForFork0_#t~ite35_1|, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_356, P3Thread1of1ForFork0_#t~ite34=|v_P3Thread1of1ForFork0_#t~ite34_1|, P3Thread1of1ForFork0_#t~ite23=|v_P3Thread1of1ForFork0_#t~ite23_1|, P3Thread1of1ForFork0_#t~ite32=|v_P3Thread1of1ForFork0_#t~ite32_1|, P3Thread1of1ForFork0_#t~ite31=|v_P3Thread1of1ForFork0_#t~ite31_1|} OutVars{P3Thread1of1ForFork0_#t~ite30=|v_P3Thread1of1ForFork0_#t~ite30_1|, ~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_178, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_233, ~a~0=v_~a~0_184, ~a$mem_tmp~0=v_~a$mem_tmp~0_26, ~a$w_buff1~0=v_~a$w_buff1~0_120, P3Thread1of1ForFork0_#t~ite39=|v_P3Thread1of1ForFork0_#t~ite39_1|, P3Thread1of1ForFork0_#t~ite38=|v_P3Thread1of1ForFork0_#t~ite38_2|, P3Thread1of1ForFork0_#t~ite37=|v_P3Thread1of1ForFork0_#t~ite37_2|, P3Thread1of1ForFork0_#t~ite36=|v_P3Thread1of1ForFork0_#t~ite36_1|, P3Thread1of1ForFork0_#t~ite35=|v_P3Thread1of1ForFork0_#t~ite35_2|, P3Thread1of1ForFork0_#t~ite34=|v_P3Thread1of1ForFork0_#t~ite34_2|, P3Thread1of1ForFork0_#t~ite33=|v_P3Thread1of1ForFork0_#t~ite33_1|, P3Thread1of1ForFork0_#t~ite32=|v_P3Thread1of1ForFork0_#t~ite32_2|, P3Thread1of1ForFork0_#t~ite31=|v_P3Thread1of1ForFork0_#t~ite31_2|, P3Thread1of1ForFork0_#t~ite42=|v_P3Thread1of1ForFork0_#t~ite42_1|, P3Thread1of1ForFork0_#t~ite41=|v_P3Thread1of1ForFork0_#t~ite41_2|, P3Thread1of1ForFork0_#t~ite43=|v_P3Thread1of1ForFork0_#t~ite43_1|, P3Thread1of1ForFork0_#t~ite40=|v_P3Thread1of1ForFork0_#t~ite40_2|, P3Thread1of1ForFork0_#t~nondet22=|v_P3Thread1of1ForFork0_#t~nondet22_2|, P3Thread1of1ForFork0_#t~nondet21=|v_P3Thread1of1ForFork0_#t~nondet21_2|, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_489, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_16, ~weak$$choice0~0=v_~weak$$choice0~0_19, ~a$flush_delayed~0=v_~a$flush_delayed~0_44, ~a$w_buff0~0=v_~a$w_buff0~0_111, P3Thread1of1ForFork0_#t~ite29=|v_P3Thread1of1ForFork0_#t~ite29_2|, P3Thread1of1ForFork0_#t~ite28=|v_P3Thread1of1ForFork0_#t~ite28_2|, P3Thread1of1ForFork0_#t~ite27=|v_P3Thread1of1ForFork0_#t~ite27_1|, P3Thread1of1ForFork0_#t~ite26=|v_P3Thread1of1ForFork0_#t~ite26_2|, P3Thread1of1ForFork0_#t~ite25=|v_P3Thread1of1ForFork0_#t~ite25_2|, P3Thread1of1ForFork0_#t~ite24=|v_P3Thread1of1ForFork0_#t~ite24_1|, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_355, P3Thread1of1ForFork0_#t~ite23=|v_P3Thread1of1ForFork0_#t~ite23_2|, ~weak$$choice2~0=v_~weak$$choice2~0_86} AuxVars[|v_P3_#t~ite29_41|, |v_P3_#t~ite34_47|, |v_P3_#t~ite41_61|, |v_P3_#t~ite25_55|, |v_P3_#t~ite32_45|, |v_P3_#t~ite28_47|, |v_P3_#t~ite26_47|, |v_P3_#t~ite31_49|, |v_P3_#t~ite38_61|, |v_P3_#t~ite23_57|, |v_P3_#t~ite37_67|, |v_P3_#t~ite35_41|, |v_P3_#t~ite40_69|] AssignedVars[P3Thread1of1ForFork0_#t~ite30, ~a$r_buff1_thd4~0, ~a$r_buff0_thd4~0, ~a~0, ~a$mem_tmp~0, ~a$w_buff1~0, P3Thread1of1ForFork0_#t~ite39, P3Thread1of1ForFork0_#t~ite38, P3Thread1of1ForFork0_#t~ite37, P3Thread1of1ForFork0_#t~ite36, P3Thread1of1ForFork0_#t~ite35, P3Thread1of1ForFork0_#t~ite34, P3Thread1of1ForFork0_#t~ite33, P3Thread1of1ForFork0_#t~ite32, P3Thread1of1ForFork0_#t~ite31, P3Thread1of1ForFork0_#t~ite42, P3Thread1of1ForFork0_#t~ite41, P3Thread1of1ForFork0_#t~ite43, P3Thread1of1ForFork0_#t~ite40, P3Thread1of1ForFork0_#t~nondet22, P3Thread1of1ForFork0_#t~nondet21, ~a$w_buff0_used~0, ~__unbuffered_p3_EBX~0, ~weak$$choice0~0, ~a$flush_delayed~0, ~a$w_buff0~0, P3Thread1of1ForFork0_#t~ite29, P3Thread1of1ForFork0_#t~ite28, P3Thread1of1ForFork0_#t~ite27, P3Thread1of1ForFork0_#t~ite26, P3Thread1of1ForFork0_#t~ite25, P3Thread1of1ForFork0_#t~ite24, ~a$w_buff1_used~0, P3Thread1of1ForFork0_#t~ite23, ~weak$$choice2~0][133], [Black: 215#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 219#(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: 217#(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)), Black: 185#(= ~__unbuffered_p3_EAX~0 0), 259#(= ~z~0 1), 56#L790true, 300#(and (<= ~__unbuffered_cnt~0 2) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 108#L849true, Black: 161#(= ~__unbuffered_p2_EAX~0 0), 101#L780true, P1Thread1of1ForFork1InUse, P0Thread1of1ForFork3InUse, Black: 265#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), 35#L883true, P2Thread1of1ForFork2InUse, Black: 277#(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) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 271#(and (= ~z~0 1) (<= 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 (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P3Thread1of1ForFork0InUse, Black: 269#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 275#(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) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 241#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 126#L823true, Black: 267#(and (= ~z~0 1) (<= 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 (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), Black: 273#(and (= ~z~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|)))]) [2021-12-14 16:32:20,238 INFO L384 tUnfolder$Statistics]: this new event has 92 ancestors and is cut-off event [2021-12-14 16:32:20,238 INFO L387 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2021-12-14 16:32:20,238 INFO L387 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2021-12-14 16:32:20,238 INFO L387 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2021-12-14 16:32:20,380 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1141] L833-->L849: Formula: (let ((.cse31 (= (mod v_~a$w_buff1_used~0_356 256) 0)) (.cse8 (= (mod v_~a$r_buff1_thd4~0_179 256) 0)) (.cse19 (= (mod v_~a$r_buff0_thd4~0_234 256) 0))) (let ((.cse13 (not .cse19)) (.cse1 (not .cse8)) (.cse20 (and .cse8 .cse19)) (.cse30 (= (mod v_~a$w_buff0_used~0_490 256) 0)) (.cse23 (and .cse19 .cse31)) (.cse10 (= (mod v_~weak$$choice2~0_86 256) 0)) (.cse4 (= (mod v_~a$w_buff0_used~0_489 256) 0)) (.cse7 (= (mod v_~a$w_buff1_used~0_355 256) 0))) (let ((.cse6 (not .cse7)) (.cse21 (or .cse4 .cse19)) (.cse5 (not .cse4)) (.cse11 (not .cse10)) (.cse17 (or .cse20 .cse30 .cse23)) (.cse12 (or .cse13 .cse1)) (.cse16 (or .cse13 (not .cse31))) (.cse15 (or .cse30 .cse19)) (.cse14 (not .cse30))) (and (let ((.cse9 (= |v_P3_#t~ite40_69| |v_P3Thread1of1ForFork0_#t~ite40_1|))) (or (and (= |v_P3_#t~ite41_61| v_~a$r_buff1_thd4~0_178) (let ((.cse3 (= (mod v_~a$r_buff0_thd4~0_233 256) 0))) (or (let ((.cse0 (not .cse3))) (and (or .cse0 .cse1) (let ((.cse2 (= |v_P3_#t~ite40_69| 0))) (or (and .cse2 (or .cse3 .cse4)) (and .cse2 .cse0 .cse5))) .cse5 (or .cse0 .cse6) (= |v_P3_#t~ite40_69| |v_P3_#t~ite41_61|))) (and (or (and .cse3 .cse7) (and .cse3 .cse8) .cse4) .cse9 (= |v_P3_#t~ite41_61| v_~a$r_buff1_thd4~0_179)))) .cse10) (and .cse9 (= |v_P3_#t~ite41_61| |v_P3Thread1of1ForFork0_#t~ite41_1|) .cse11 (= v_~a$r_buff1_thd4~0_178 v_~a$r_buff1_thd4~0_179)))) (or (and .cse12 (= |v_P3_#t~ite23_57| v_~__unbuffered_p3_EBX~0_16) (or (and .cse13 (= |v_P3_#t~ite23_57| v_~a$w_buff0~0_112) .cse14) (and .cse15 (= |v_P3_#t~ite23_57| v_~a$w_buff1~0_121))) .cse16 .cse14) (and (= v_~a~0_186 v_~__unbuffered_p3_EBX~0_16) .cse17 (= |v_P3_#t~ite23_57| |v_P3Thread1of1ForFork0_#t~ite23_1|))) (= v_~a$flush_delayed~0_44 0) (let ((.cse18 (= |v_P3_#t~ite37_67| |v_P3Thread1of1ForFork0_#t~ite37_1|))) (or (and (or (and .cse18 (or (and .cse19 .cse7) .cse20 .cse4) (= |v_P3_#t~ite38_61| v_~a$r_buff0_thd4~0_234)) (and (or (and .cse21 (= |v_P3_#t~ite37_67| v_~a$r_buff0_thd4~0_234)) (and .cse13 .cse5 (= |v_P3_#t~ite37_67| 0))) .cse12 .cse5 (or .cse13 .cse6) (= |v_P3_#t~ite37_67| |v_P3_#t~ite38_61|))) .cse10 (= |v_P3_#t~ite38_61| v_~a$r_buff0_thd4~0_233)) (and (= |v_P3_#t~ite38_61| |v_P3Thread1of1ForFork0_#t~ite38_1|) .cse18 .cse11 (= v_~a$r_buff0_thd4~0_234 v_~a$r_buff0_thd4~0_233)))) (let ((.cse24 (= |v_P3_#t~ite34_47| |v_P3Thread1of1ForFork0_#t~ite34_1|))) (or (and .cse10 (= |v_P3_#t~ite35_41| v_~a$w_buff1_used~0_355) (or (and .cse12 (let ((.cse22 (= |v_P3_#t~ite34_47| 0))) (or (and .cse22 .cse13 .cse5) (and .cse22 .cse21))) .cse5 .cse16 (= |v_P3_#t~ite34_47| |v_P3_#t~ite35_41|)) (and (= |v_P3_#t~ite35_41| v_~a$w_buff1_used~0_356) (or .cse20 .cse4 .cse23) .cse24))) (and (= v_~a$w_buff1_used~0_356 v_~a$w_buff1_used~0_355) (= |v_P3_#t~ite35_41| |v_P3Thread1of1ForFork0_#t~ite35_1|) .cse11 .cse24))) (let ((.cse25 (= |v_P3Thread1of1ForFork0_#t~ite31_1| |v_P3_#t~ite31_49|))) (or (and .cse10 (= |v_P3_#t~ite32_45| v_~a$w_buff0_used~0_489) (or (and .cse12 (or (and (= |v_P3_#t~ite31_49| v_~a$w_buff0_used~0_490) .cse15) (and .cse13 (= |v_P3_#t~ite31_49| 0) .cse14)) .cse16 (= |v_P3_#t~ite32_45| |v_P3_#t~ite31_49|) .cse14) (and (= |v_P3_#t~ite32_45| v_~a$w_buff0_used~0_490) .cse17 .cse25))) (and (= |v_P3_#t~ite32_45| |v_P3Thread1of1ForFork0_#t~ite32_1|) .cse11 (= v_~a$w_buff0_used~0_489 v_~a$w_buff0_used~0_490) .cse25))) (= v_~a~0_186 v_~a$mem_tmp~0_26) (let ((.cse26 (= |v_P3_#t~ite25_55| |v_P3Thread1of1ForFork0_#t~ite25_1|))) (or (and .cse10 (= |v_P3_#t~ite26_47| v_~a$w_buff0~0_111) (or (and (= |v_P3_#t~ite26_47| v_~a$w_buff0~0_112) .cse26 .cse17) (and (let ((.cse27 (= |v_P3_#t~ite25_55| v_~a$w_buff0~0_112))) (or (and .cse15 .cse27) (and .cse13 .cse27 .cse14))) .cse12 (= |v_P3_#t~ite25_55| |v_P3_#t~ite26_47|) .cse16 .cse14))) (and (= v_~a$w_buff0~0_112 v_~a$w_buff0~0_111) .cse26 .cse11 (= |v_P3_#t~ite26_47| |v_P3Thread1of1ForFork0_#t~ite26_1|)))) (or (and (= v_~a~0_184 v_~__unbuffered_p3_EBX~0_16) .cse10) (and .cse11 (= v_~a~0_184 v_~a$mem_tmp~0_26))) (let ((.cse28 (= |v_P3_#t~ite28_47| |v_P3Thread1of1ForFork0_#t~ite28_1|))) (or (and (= |v_P3_#t~ite29_41| |v_P3Thread1of1ForFork0_#t~ite29_1|) (= v_~a$w_buff1~0_121 v_~a$w_buff1~0_120) .cse11 .cse28) (and (or (and (= |v_P3_#t~ite29_41| v_~a$w_buff1~0_121) .cse17 .cse28) (and .cse12 (= |v_P3_#t~ite28_47| |v_P3_#t~ite29_41|) .cse16 (let ((.cse29 (= |v_P3_#t~ite28_47| v_~a$w_buff1~0_121))) (or (and .cse29 .cse15) (and .cse29 .cse13 .cse14))) .cse14)) (= |v_P3_#t~ite29_41| v_~a$w_buff1~0_120) .cse10))) (= |v_P3Thread1of1ForFork0_#t~nondet21_1| v_~weak$$choice0~0_19) (= |v_P3Thread1of1ForFork0_#t~nondet22_1| v_~weak$$choice2~0_86))))) InVars {P3Thread1of1ForFork0_#t~ite41=|v_P3Thread1of1ForFork0_#t~ite41_1|, P3Thread1of1ForFork0_#t~ite40=|v_P3Thread1of1ForFork0_#t~ite40_1|, ~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_179, P3Thread1of1ForFork0_#t~nondet22=|v_P3Thread1of1ForFork0_#t~nondet22_1|, P3Thread1of1ForFork0_#t~nondet21=|v_P3Thread1of1ForFork0_#t~nondet21_1|, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_490, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_234, ~a~0=v_~a~0_186, ~a$w_buff1~0=v_~a$w_buff1~0_121, ~a$w_buff0~0=v_~a$w_buff0~0_112, P3Thread1of1ForFork0_#t~ite29=|v_P3Thread1of1ForFork0_#t~ite29_1|, P3Thread1of1ForFork0_#t~ite28=|v_P3Thread1of1ForFork0_#t~ite28_1|, P3Thread1of1ForFork0_#t~ite38=|v_P3Thread1of1ForFork0_#t~ite38_1|, P3Thread1of1ForFork0_#t~ite37=|v_P3Thread1of1ForFork0_#t~ite37_1|, P3Thread1of1ForFork0_#t~ite26=|v_P3Thread1of1ForFork0_#t~ite26_1|, P3Thread1of1ForFork0_#t~ite25=|v_P3Thread1of1ForFork0_#t~ite25_1|, P3Thread1of1ForFork0_#t~ite35=|v_P3Thread1of1ForFork0_#t~ite35_1|, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_356, P3Thread1of1ForFork0_#t~ite34=|v_P3Thread1of1ForFork0_#t~ite34_1|, P3Thread1of1ForFork0_#t~ite23=|v_P3Thread1of1ForFork0_#t~ite23_1|, P3Thread1of1ForFork0_#t~ite32=|v_P3Thread1of1ForFork0_#t~ite32_1|, P3Thread1of1ForFork0_#t~ite31=|v_P3Thread1of1ForFork0_#t~ite31_1|} OutVars{P3Thread1of1ForFork0_#t~ite30=|v_P3Thread1of1ForFork0_#t~ite30_1|, ~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_178, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_233, ~a~0=v_~a~0_184, ~a$mem_tmp~0=v_~a$mem_tmp~0_26, ~a$w_buff1~0=v_~a$w_buff1~0_120, P3Thread1of1ForFork0_#t~ite39=|v_P3Thread1of1ForFork0_#t~ite39_1|, P3Thread1of1ForFork0_#t~ite38=|v_P3Thread1of1ForFork0_#t~ite38_2|, P3Thread1of1ForFork0_#t~ite37=|v_P3Thread1of1ForFork0_#t~ite37_2|, P3Thread1of1ForFork0_#t~ite36=|v_P3Thread1of1ForFork0_#t~ite36_1|, P3Thread1of1ForFork0_#t~ite35=|v_P3Thread1of1ForFork0_#t~ite35_2|, P3Thread1of1ForFork0_#t~ite34=|v_P3Thread1of1ForFork0_#t~ite34_2|, P3Thread1of1ForFork0_#t~ite33=|v_P3Thread1of1ForFork0_#t~ite33_1|, P3Thread1of1ForFork0_#t~ite32=|v_P3Thread1of1ForFork0_#t~ite32_2|, P3Thread1of1ForFork0_#t~ite31=|v_P3Thread1of1ForFork0_#t~ite31_2|, P3Thread1of1ForFork0_#t~ite42=|v_P3Thread1of1ForFork0_#t~ite42_1|, P3Thread1of1ForFork0_#t~ite41=|v_P3Thread1of1ForFork0_#t~ite41_2|, P3Thread1of1ForFork0_#t~ite43=|v_P3Thread1of1ForFork0_#t~ite43_1|, P3Thread1of1ForFork0_#t~ite40=|v_P3Thread1of1ForFork0_#t~ite40_2|, P3Thread1of1ForFork0_#t~nondet22=|v_P3Thread1of1ForFork0_#t~nondet22_2|, P3Thread1of1ForFork0_#t~nondet21=|v_P3Thread1of1ForFork0_#t~nondet21_2|, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_489, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_16, ~weak$$choice0~0=v_~weak$$choice0~0_19, ~a$flush_delayed~0=v_~a$flush_delayed~0_44, ~a$w_buff0~0=v_~a$w_buff0~0_111, P3Thread1of1ForFork0_#t~ite29=|v_P3Thread1of1ForFork0_#t~ite29_2|, P3Thread1of1ForFork0_#t~ite28=|v_P3Thread1of1ForFork0_#t~ite28_2|, P3Thread1of1ForFork0_#t~ite27=|v_P3Thread1of1ForFork0_#t~ite27_1|, P3Thread1of1ForFork0_#t~ite26=|v_P3Thread1of1ForFork0_#t~ite26_2|, P3Thread1of1ForFork0_#t~ite25=|v_P3Thread1of1ForFork0_#t~ite25_2|, P3Thread1of1ForFork0_#t~ite24=|v_P3Thread1of1ForFork0_#t~ite24_1|, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_355, P3Thread1of1ForFork0_#t~ite23=|v_P3Thread1of1ForFork0_#t~ite23_2|, ~weak$$choice2~0=v_~weak$$choice2~0_86} AuxVars[|v_P3_#t~ite29_41|, |v_P3_#t~ite34_47|, |v_P3_#t~ite41_61|, |v_P3_#t~ite25_55|, |v_P3_#t~ite32_45|, |v_P3_#t~ite28_47|, |v_P3_#t~ite26_47|, |v_P3_#t~ite31_49|, |v_P3_#t~ite38_61|, |v_P3_#t~ite23_57|, |v_P3_#t~ite37_67|, |v_P3_#t~ite35_41|, |v_P3_#t~ite40_69|] AssignedVars[P3Thread1of1ForFork0_#t~ite30, ~a$r_buff1_thd4~0, ~a$r_buff0_thd4~0, ~a~0, ~a$mem_tmp~0, ~a$w_buff1~0, P3Thread1of1ForFork0_#t~ite39, P3Thread1of1ForFork0_#t~ite38, P3Thread1of1ForFork0_#t~ite37, P3Thread1of1ForFork0_#t~ite36, P3Thread1of1ForFork0_#t~ite35, P3Thread1of1ForFork0_#t~ite34, P3Thread1of1ForFork0_#t~ite33, P3Thread1of1ForFork0_#t~ite32, P3Thread1of1ForFork0_#t~ite31, P3Thread1of1ForFork0_#t~ite42, P3Thread1of1ForFork0_#t~ite41, P3Thread1of1ForFork0_#t~ite43, P3Thread1of1ForFork0_#t~ite40, P3Thread1of1ForFork0_#t~nondet22, P3Thread1of1ForFork0_#t~nondet21, ~a$w_buff0_used~0, ~__unbuffered_p3_EBX~0, ~weak$$choice0~0, ~a$flush_delayed~0, ~a$w_buff0~0, P3Thread1of1ForFork0_#t~ite29, P3Thread1of1ForFork0_#t~ite28, P3Thread1of1ForFork0_#t~ite27, P3Thread1of1ForFork0_#t~ite26, P3Thread1of1ForFork0_#t~ite25, P3Thread1of1ForFork0_#t~ite24, ~a$w_buff1_used~0, P3Thread1of1ForFork0_#t~ite23, ~weak$$choice2~0][144], [72#L884-1true, Black: 215#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 219#(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: 217#(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)), 302#(and (<= ~__unbuffered_cnt~0 2) (<= |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)), Black: 185#(= ~__unbuffered_p3_EAX~0 0), 56#L790true, 259#(= ~z~0 1), 108#L849true, Black: 161#(= ~__unbuffered_p2_EAX~0 0), 101#L780true, P1Thread1of1ForFork1InUse, P0Thread1of1ForFork3InUse, Black: 265#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), P2Thread1of1ForFork2InUse, Black: 277#(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) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 271#(and (= ~z~0 1) (<= 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 (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P3Thread1of1ForFork0InUse, Black: 269#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 275#(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) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 267#(and (= ~z~0 1) (<= 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 (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), Black: 241#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 126#L823true, Black: 273#(and (= ~z~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|)))]) [2021-12-14 16:32:20,381 INFO L384 tUnfolder$Statistics]: this new event has 94 ancestors and is cut-off event [2021-12-14 16:32:20,381 INFO L387 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2021-12-14 16:32:20,381 INFO L387 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2021-12-14 16:32:20,381 INFO L387 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2021-12-14 16:32:20,428 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1141] L833-->L849: Formula: (let ((.cse31 (= (mod v_~a$w_buff1_used~0_356 256) 0)) (.cse8 (= (mod v_~a$r_buff1_thd4~0_179 256) 0)) (.cse19 (= (mod v_~a$r_buff0_thd4~0_234 256) 0))) (let ((.cse13 (not .cse19)) (.cse1 (not .cse8)) (.cse20 (and .cse8 .cse19)) (.cse30 (= (mod v_~a$w_buff0_used~0_490 256) 0)) (.cse23 (and .cse19 .cse31)) (.cse10 (= (mod v_~weak$$choice2~0_86 256) 0)) (.cse4 (= (mod v_~a$w_buff0_used~0_489 256) 0)) (.cse7 (= (mod v_~a$w_buff1_used~0_355 256) 0))) (let ((.cse6 (not .cse7)) (.cse21 (or .cse4 .cse19)) (.cse5 (not .cse4)) (.cse11 (not .cse10)) (.cse17 (or .cse20 .cse30 .cse23)) (.cse12 (or .cse13 .cse1)) (.cse16 (or .cse13 (not .cse31))) (.cse15 (or .cse30 .cse19)) (.cse14 (not .cse30))) (and (let ((.cse9 (= |v_P3_#t~ite40_69| |v_P3Thread1of1ForFork0_#t~ite40_1|))) (or (and (= |v_P3_#t~ite41_61| v_~a$r_buff1_thd4~0_178) (let ((.cse3 (= (mod v_~a$r_buff0_thd4~0_233 256) 0))) (or (let ((.cse0 (not .cse3))) (and (or .cse0 .cse1) (let ((.cse2 (= |v_P3_#t~ite40_69| 0))) (or (and .cse2 (or .cse3 .cse4)) (and .cse2 .cse0 .cse5))) .cse5 (or .cse0 .cse6) (= |v_P3_#t~ite40_69| |v_P3_#t~ite41_61|))) (and (or (and .cse3 .cse7) (and .cse3 .cse8) .cse4) .cse9 (= |v_P3_#t~ite41_61| v_~a$r_buff1_thd4~0_179)))) .cse10) (and .cse9 (= |v_P3_#t~ite41_61| |v_P3Thread1of1ForFork0_#t~ite41_1|) .cse11 (= v_~a$r_buff1_thd4~0_178 v_~a$r_buff1_thd4~0_179)))) (or (and .cse12 (= |v_P3_#t~ite23_57| v_~__unbuffered_p3_EBX~0_16) (or (and .cse13 (= |v_P3_#t~ite23_57| v_~a$w_buff0~0_112) .cse14) (and .cse15 (= |v_P3_#t~ite23_57| v_~a$w_buff1~0_121))) .cse16 .cse14) (and (= v_~a~0_186 v_~__unbuffered_p3_EBX~0_16) .cse17 (= |v_P3_#t~ite23_57| |v_P3Thread1of1ForFork0_#t~ite23_1|))) (= v_~a$flush_delayed~0_44 0) (let ((.cse18 (= |v_P3_#t~ite37_67| |v_P3Thread1of1ForFork0_#t~ite37_1|))) (or (and (or (and .cse18 (or (and .cse19 .cse7) .cse20 .cse4) (= |v_P3_#t~ite38_61| v_~a$r_buff0_thd4~0_234)) (and (or (and .cse21 (= |v_P3_#t~ite37_67| v_~a$r_buff0_thd4~0_234)) (and .cse13 .cse5 (= |v_P3_#t~ite37_67| 0))) .cse12 .cse5 (or .cse13 .cse6) (= |v_P3_#t~ite37_67| |v_P3_#t~ite38_61|))) .cse10 (= |v_P3_#t~ite38_61| v_~a$r_buff0_thd4~0_233)) (and (= |v_P3_#t~ite38_61| |v_P3Thread1of1ForFork0_#t~ite38_1|) .cse18 .cse11 (= v_~a$r_buff0_thd4~0_234 v_~a$r_buff0_thd4~0_233)))) (let ((.cse24 (= |v_P3_#t~ite34_47| |v_P3Thread1of1ForFork0_#t~ite34_1|))) (or (and .cse10 (= |v_P3_#t~ite35_41| v_~a$w_buff1_used~0_355) (or (and .cse12 (let ((.cse22 (= |v_P3_#t~ite34_47| 0))) (or (and .cse22 .cse13 .cse5) (and .cse22 .cse21))) .cse5 .cse16 (= |v_P3_#t~ite34_47| |v_P3_#t~ite35_41|)) (and (= |v_P3_#t~ite35_41| v_~a$w_buff1_used~0_356) (or .cse20 .cse4 .cse23) .cse24))) (and (= v_~a$w_buff1_used~0_356 v_~a$w_buff1_used~0_355) (= |v_P3_#t~ite35_41| |v_P3Thread1of1ForFork0_#t~ite35_1|) .cse11 .cse24))) (let ((.cse25 (= |v_P3Thread1of1ForFork0_#t~ite31_1| |v_P3_#t~ite31_49|))) (or (and .cse10 (= |v_P3_#t~ite32_45| v_~a$w_buff0_used~0_489) (or (and .cse12 (or (and (= |v_P3_#t~ite31_49| v_~a$w_buff0_used~0_490) .cse15) (and .cse13 (= |v_P3_#t~ite31_49| 0) .cse14)) .cse16 (= |v_P3_#t~ite32_45| |v_P3_#t~ite31_49|) .cse14) (and (= |v_P3_#t~ite32_45| v_~a$w_buff0_used~0_490) .cse17 .cse25))) (and (= |v_P3_#t~ite32_45| |v_P3Thread1of1ForFork0_#t~ite32_1|) .cse11 (= v_~a$w_buff0_used~0_489 v_~a$w_buff0_used~0_490) .cse25))) (= v_~a~0_186 v_~a$mem_tmp~0_26) (let ((.cse26 (= |v_P3_#t~ite25_55| |v_P3Thread1of1ForFork0_#t~ite25_1|))) (or (and .cse10 (= |v_P3_#t~ite26_47| v_~a$w_buff0~0_111) (or (and (= |v_P3_#t~ite26_47| v_~a$w_buff0~0_112) .cse26 .cse17) (and (let ((.cse27 (= |v_P3_#t~ite25_55| v_~a$w_buff0~0_112))) (or (and .cse15 .cse27) (and .cse13 .cse27 .cse14))) .cse12 (= |v_P3_#t~ite25_55| |v_P3_#t~ite26_47|) .cse16 .cse14))) (and (= v_~a$w_buff0~0_112 v_~a$w_buff0~0_111) .cse26 .cse11 (= |v_P3_#t~ite26_47| |v_P3Thread1of1ForFork0_#t~ite26_1|)))) (or (and (= v_~a~0_184 v_~__unbuffered_p3_EBX~0_16) .cse10) (and .cse11 (= v_~a~0_184 v_~a$mem_tmp~0_26))) (let ((.cse28 (= |v_P3_#t~ite28_47| |v_P3Thread1of1ForFork0_#t~ite28_1|))) (or (and (= |v_P3_#t~ite29_41| |v_P3Thread1of1ForFork0_#t~ite29_1|) (= v_~a$w_buff1~0_121 v_~a$w_buff1~0_120) .cse11 .cse28) (and (or (and (= |v_P3_#t~ite29_41| v_~a$w_buff1~0_121) .cse17 .cse28) (and .cse12 (= |v_P3_#t~ite28_47| |v_P3_#t~ite29_41|) .cse16 (let ((.cse29 (= |v_P3_#t~ite28_47| v_~a$w_buff1~0_121))) (or (and .cse29 .cse15) (and .cse29 .cse13 .cse14))) .cse14)) (= |v_P3_#t~ite29_41| v_~a$w_buff1~0_120) .cse10))) (= |v_P3Thread1of1ForFork0_#t~nondet21_1| v_~weak$$choice0~0_19) (= |v_P3Thread1of1ForFork0_#t~nondet22_1| v_~weak$$choice2~0_86))))) InVars {P3Thread1of1ForFork0_#t~ite41=|v_P3Thread1of1ForFork0_#t~ite41_1|, P3Thread1of1ForFork0_#t~ite40=|v_P3Thread1of1ForFork0_#t~ite40_1|, ~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_179, P3Thread1of1ForFork0_#t~nondet22=|v_P3Thread1of1ForFork0_#t~nondet22_1|, P3Thread1of1ForFork0_#t~nondet21=|v_P3Thread1of1ForFork0_#t~nondet21_1|, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_490, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_234, ~a~0=v_~a~0_186, ~a$w_buff1~0=v_~a$w_buff1~0_121, ~a$w_buff0~0=v_~a$w_buff0~0_112, P3Thread1of1ForFork0_#t~ite29=|v_P3Thread1of1ForFork0_#t~ite29_1|, P3Thread1of1ForFork0_#t~ite28=|v_P3Thread1of1ForFork0_#t~ite28_1|, P3Thread1of1ForFork0_#t~ite38=|v_P3Thread1of1ForFork0_#t~ite38_1|, P3Thread1of1ForFork0_#t~ite37=|v_P3Thread1of1ForFork0_#t~ite37_1|, P3Thread1of1ForFork0_#t~ite26=|v_P3Thread1of1ForFork0_#t~ite26_1|, P3Thread1of1ForFork0_#t~ite25=|v_P3Thread1of1ForFork0_#t~ite25_1|, P3Thread1of1ForFork0_#t~ite35=|v_P3Thread1of1ForFork0_#t~ite35_1|, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_356, P3Thread1of1ForFork0_#t~ite34=|v_P3Thread1of1ForFork0_#t~ite34_1|, P3Thread1of1ForFork0_#t~ite23=|v_P3Thread1of1ForFork0_#t~ite23_1|, P3Thread1of1ForFork0_#t~ite32=|v_P3Thread1of1ForFork0_#t~ite32_1|, P3Thread1of1ForFork0_#t~ite31=|v_P3Thread1of1ForFork0_#t~ite31_1|} OutVars{P3Thread1of1ForFork0_#t~ite30=|v_P3Thread1of1ForFork0_#t~ite30_1|, ~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_178, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_233, ~a~0=v_~a~0_184, ~a$mem_tmp~0=v_~a$mem_tmp~0_26, ~a$w_buff1~0=v_~a$w_buff1~0_120, P3Thread1of1ForFork0_#t~ite39=|v_P3Thread1of1ForFork0_#t~ite39_1|, P3Thread1of1ForFork0_#t~ite38=|v_P3Thread1of1ForFork0_#t~ite38_2|, P3Thread1of1ForFork0_#t~ite37=|v_P3Thread1of1ForFork0_#t~ite37_2|, P3Thread1of1ForFork0_#t~ite36=|v_P3Thread1of1ForFork0_#t~ite36_1|, P3Thread1of1ForFork0_#t~ite35=|v_P3Thread1of1ForFork0_#t~ite35_2|, P3Thread1of1ForFork0_#t~ite34=|v_P3Thread1of1ForFork0_#t~ite34_2|, P3Thread1of1ForFork0_#t~ite33=|v_P3Thread1of1ForFork0_#t~ite33_1|, P3Thread1of1ForFork0_#t~ite32=|v_P3Thread1of1ForFork0_#t~ite32_2|, P3Thread1of1ForFork0_#t~ite31=|v_P3Thread1of1ForFork0_#t~ite31_2|, P3Thread1of1ForFork0_#t~ite42=|v_P3Thread1of1ForFork0_#t~ite42_1|, P3Thread1of1ForFork0_#t~ite41=|v_P3Thread1of1ForFork0_#t~ite41_2|, P3Thread1of1ForFork0_#t~ite43=|v_P3Thread1of1ForFork0_#t~ite43_1|, P3Thread1of1ForFork0_#t~ite40=|v_P3Thread1of1ForFork0_#t~ite40_2|, P3Thread1of1ForFork0_#t~nondet22=|v_P3Thread1of1ForFork0_#t~nondet22_2|, P3Thread1of1ForFork0_#t~nondet21=|v_P3Thread1of1ForFork0_#t~nondet21_2|, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_489, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_16, ~weak$$choice0~0=v_~weak$$choice0~0_19, ~a$flush_delayed~0=v_~a$flush_delayed~0_44, ~a$w_buff0~0=v_~a$w_buff0~0_111, P3Thread1of1ForFork0_#t~ite29=|v_P3Thread1of1ForFork0_#t~ite29_2|, P3Thread1of1ForFork0_#t~ite28=|v_P3Thread1of1ForFork0_#t~ite28_2|, P3Thread1of1ForFork0_#t~ite27=|v_P3Thread1of1ForFork0_#t~ite27_1|, P3Thread1of1ForFork0_#t~ite26=|v_P3Thread1of1ForFork0_#t~ite26_2|, P3Thread1of1ForFork0_#t~ite25=|v_P3Thread1of1ForFork0_#t~ite25_2|, P3Thread1of1ForFork0_#t~ite24=|v_P3Thread1of1ForFork0_#t~ite24_1|, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_355, P3Thread1of1ForFork0_#t~ite23=|v_P3Thread1of1ForFork0_#t~ite23_2|, ~weak$$choice2~0=v_~weak$$choice2~0_86} AuxVars[|v_P3_#t~ite29_41|, |v_P3_#t~ite34_47|, |v_P3_#t~ite41_61|, |v_P3_#t~ite25_55|, |v_P3_#t~ite32_45|, |v_P3_#t~ite28_47|, |v_P3_#t~ite26_47|, |v_P3_#t~ite31_49|, |v_P3_#t~ite38_61|, |v_P3_#t~ite23_57|, |v_P3_#t~ite37_67|, |v_P3_#t~ite35_41|, |v_P3_#t~ite40_69|] AssignedVars[P3Thread1of1ForFork0_#t~ite30, ~a$r_buff1_thd4~0, ~a$r_buff0_thd4~0, ~a~0, ~a$mem_tmp~0, ~a$w_buff1~0, P3Thread1of1ForFork0_#t~ite39, P3Thread1of1ForFork0_#t~ite38, P3Thread1of1ForFork0_#t~ite37, P3Thread1of1ForFork0_#t~ite36, P3Thread1of1ForFork0_#t~ite35, P3Thread1of1ForFork0_#t~ite34, P3Thread1of1ForFork0_#t~ite33, P3Thread1of1ForFork0_#t~ite32, P3Thread1of1ForFork0_#t~ite31, P3Thread1of1ForFork0_#t~ite42, P3Thread1of1ForFork0_#t~ite41, P3Thread1of1ForFork0_#t~ite43, P3Thread1of1ForFork0_#t~ite40, P3Thread1of1ForFork0_#t~nondet22, P3Thread1of1ForFork0_#t~nondet21, ~a$w_buff0_used~0, ~__unbuffered_p3_EBX~0, ~weak$$choice0~0, ~a$flush_delayed~0, ~a$w_buff0~0, P3Thread1of1ForFork0_#t~ite29, P3Thread1of1ForFork0_#t~ite28, P3Thread1of1ForFork0_#t~ite27, P3Thread1of1ForFork0_#t~ite26, P3Thread1of1ForFork0_#t~ite25, P3Thread1of1ForFork0_#t~ite24, ~a$w_buff1_used~0, P3Thread1of1ForFork0_#t~ite23, ~weak$$choice2~0][144], [Black: 215#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 219#(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: 217#(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)), 302#(and (<= ~__unbuffered_cnt~0 2) (<= |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)), 73#L2true, Black: 185#(= ~__unbuffered_p3_EAX~0 0), 56#L790true, 259#(= ~z~0 1), 108#L849true, Black: 161#(= ~__unbuffered_p2_EAX~0 0), 101#L780true, P1Thread1of1ForFork1InUse, P0Thread1of1ForFork3InUse, Black: 265#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), P2Thread1of1ForFork2InUse, Black: 277#(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) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 271#(and (= ~z~0 1) (<= 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 (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P3Thread1of1ForFork0InUse, Black: 269#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 275#(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) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 267#(and (= ~z~0 1) (<= 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 (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), Black: 241#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 126#L823true, Black: 273#(and (= ~z~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|)))]) [2021-12-14 16:32:20,428 INFO L384 tUnfolder$Statistics]: this new event has 95 ancestors and is cut-off event [2021-12-14 16:32:20,428 INFO L387 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2021-12-14 16:32:20,428 INFO L387 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2021-12-14 16:32:20,429 INFO L387 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2021-12-14 16:32:20,475 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1141] L833-->L849: Formula: (let ((.cse31 (= (mod v_~a$w_buff1_used~0_356 256) 0)) (.cse8 (= (mod v_~a$r_buff1_thd4~0_179 256) 0)) (.cse19 (= (mod v_~a$r_buff0_thd4~0_234 256) 0))) (let ((.cse13 (not .cse19)) (.cse1 (not .cse8)) (.cse20 (and .cse8 .cse19)) (.cse30 (= (mod v_~a$w_buff0_used~0_490 256) 0)) (.cse23 (and .cse19 .cse31)) (.cse10 (= (mod v_~weak$$choice2~0_86 256) 0)) (.cse4 (= (mod v_~a$w_buff0_used~0_489 256) 0)) (.cse7 (= (mod v_~a$w_buff1_used~0_355 256) 0))) (let ((.cse6 (not .cse7)) (.cse21 (or .cse4 .cse19)) (.cse5 (not .cse4)) (.cse11 (not .cse10)) (.cse17 (or .cse20 .cse30 .cse23)) (.cse12 (or .cse13 .cse1)) (.cse16 (or .cse13 (not .cse31))) (.cse15 (or .cse30 .cse19)) (.cse14 (not .cse30))) (and (let ((.cse9 (= |v_P3_#t~ite40_69| |v_P3Thread1of1ForFork0_#t~ite40_1|))) (or (and (= |v_P3_#t~ite41_61| v_~a$r_buff1_thd4~0_178) (let ((.cse3 (= (mod v_~a$r_buff0_thd4~0_233 256) 0))) (or (let ((.cse0 (not .cse3))) (and (or .cse0 .cse1) (let ((.cse2 (= |v_P3_#t~ite40_69| 0))) (or (and .cse2 (or .cse3 .cse4)) (and .cse2 .cse0 .cse5))) .cse5 (or .cse0 .cse6) (= |v_P3_#t~ite40_69| |v_P3_#t~ite41_61|))) (and (or (and .cse3 .cse7) (and .cse3 .cse8) .cse4) .cse9 (= |v_P3_#t~ite41_61| v_~a$r_buff1_thd4~0_179)))) .cse10) (and .cse9 (= |v_P3_#t~ite41_61| |v_P3Thread1of1ForFork0_#t~ite41_1|) .cse11 (= v_~a$r_buff1_thd4~0_178 v_~a$r_buff1_thd4~0_179)))) (or (and .cse12 (= |v_P3_#t~ite23_57| v_~__unbuffered_p3_EBX~0_16) (or (and .cse13 (= |v_P3_#t~ite23_57| v_~a$w_buff0~0_112) .cse14) (and .cse15 (= |v_P3_#t~ite23_57| v_~a$w_buff1~0_121))) .cse16 .cse14) (and (= v_~a~0_186 v_~__unbuffered_p3_EBX~0_16) .cse17 (= |v_P3_#t~ite23_57| |v_P3Thread1of1ForFork0_#t~ite23_1|))) (= v_~a$flush_delayed~0_44 0) (let ((.cse18 (= |v_P3_#t~ite37_67| |v_P3Thread1of1ForFork0_#t~ite37_1|))) (or (and (or (and .cse18 (or (and .cse19 .cse7) .cse20 .cse4) (= |v_P3_#t~ite38_61| v_~a$r_buff0_thd4~0_234)) (and (or (and .cse21 (= |v_P3_#t~ite37_67| v_~a$r_buff0_thd4~0_234)) (and .cse13 .cse5 (= |v_P3_#t~ite37_67| 0))) .cse12 .cse5 (or .cse13 .cse6) (= |v_P3_#t~ite37_67| |v_P3_#t~ite38_61|))) .cse10 (= |v_P3_#t~ite38_61| v_~a$r_buff0_thd4~0_233)) (and (= |v_P3_#t~ite38_61| |v_P3Thread1of1ForFork0_#t~ite38_1|) .cse18 .cse11 (= v_~a$r_buff0_thd4~0_234 v_~a$r_buff0_thd4~0_233)))) (let ((.cse24 (= |v_P3_#t~ite34_47| |v_P3Thread1of1ForFork0_#t~ite34_1|))) (or (and .cse10 (= |v_P3_#t~ite35_41| v_~a$w_buff1_used~0_355) (or (and .cse12 (let ((.cse22 (= |v_P3_#t~ite34_47| 0))) (or (and .cse22 .cse13 .cse5) (and .cse22 .cse21))) .cse5 .cse16 (= |v_P3_#t~ite34_47| |v_P3_#t~ite35_41|)) (and (= |v_P3_#t~ite35_41| v_~a$w_buff1_used~0_356) (or .cse20 .cse4 .cse23) .cse24))) (and (= v_~a$w_buff1_used~0_356 v_~a$w_buff1_used~0_355) (= |v_P3_#t~ite35_41| |v_P3Thread1of1ForFork0_#t~ite35_1|) .cse11 .cse24))) (let ((.cse25 (= |v_P3Thread1of1ForFork0_#t~ite31_1| |v_P3_#t~ite31_49|))) (or (and .cse10 (= |v_P3_#t~ite32_45| v_~a$w_buff0_used~0_489) (or (and .cse12 (or (and (= |v_P3_#t~ite31_49| v_~a$w_buff0_used~0_490) .cse15) (and .cse13 (= |v_P3_#t~ite31_49| 0) .cse14)) .cse16 (= |v_P3_#t~ite32_45| |v_P3_#t~ite31_49|) .cse14) (and (= |v_P3_#t~ite32_45| v_~a$w_buff0_used~0_490) .cse17 .cse25))) (and (= |v_P3_#t~ite32_45| |v_P3Thread1of1ForFork0_#t~ite32_1|) .cse11 (= v_~a$w_buff0_used~0_489 v_~a$w_buff0_used~0_490) .cse25))) (= v_~a~0_186 v_~a$mem_tmp~0_26) (let ((.cse26 (= |v_P3_#t~ite25_55| |v_P3Thread1of1ForFork0_#t~ite25_1|))) (or (and .cse10 (= |v_P3_#t~ite26_47| v_~a$w_buff0~0_111) (or (and (= |v_P3_#t~ite26_47| v_~a$w_buff0~0_112) .cse26 .cse17) (and (let ((.cse27 (= |v_P3_#t~ite25_55| v_~a$w_buff0~0_112))) (or (and .cse15 .cse27) (and .cse13 .cse27 .cse14))) .cse12 (= |v_P3_#t~ite25_55| |v_P3_#t~ite26_47|) .cse16 .cse14))) (and (= v_~a$w_buff0~0_112 v_~a$w_buff0~0_111) .cse26 .cse11 (= |v_P3_#t~ite26_47| |v_P3Thread1of1ForFork0_#t~ite26_1|)))) (or (and (= v_~a~0_184 v_~__unbuffered_p3_EBX~0_16) .cse10) (and .cse11 (= v_~a~0_184 v_~a$mem_tmp~0_26))) (let ((.cse28 (= |v_P3_#t~ite28_47| |v_P3Thread1of1ForFork0_#t~ite28_1|))) (or (and (= |v_P3_#t~ite29_41| |v_P3Thread1of1ForFork0_#t~ite29_1|) (= v_~a$w_buff1~0_121 v_~a$w_buff1~0_120) .cse11 .cse28) (and (or (and (= |v_P3_#t~ite29_41| v_~a$w_buff1~0_121) .cse17 .cse28) (and .cse12 (= |v_P3_#t~ite28_47| |v_P3_#t~ite29_41|) .cse16 (let ((.cse29 (= |v_P3_#t~ite28_47| v_~a$w_buff1~0_121))) (or (and .cse29 .cse15) (and .cse29 .cse13 .cse14))) .cse14)) (= |v_P3_#t~ite29_41| v_~a$w_buff1~0_120) .cse10))) (= |v_P3Thread1of1ForFork0_#t~nondet21_1| v_~weak$$choice0~0_19) (= |v_P3Thread1of1ForFork0_#t~nondet22_1| v_~weak$$choice2~0_86))))) InVars {P3Thread1of1ForFork0_#t~ite41=|v_P3Thread1of1ForFork0_#t~ite41_1|, P3Thread1of1ForFork0_#t~ite40=|v_P3Thread1of1ForFork0_#t~ite40_1|, ~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_179, P3Thread1of1ForFork0_#t~nondet22=|v_P3Thread1of1ForFork0_#t~nondet22_1|, P3Thread1of1ForFork0_#t~nondet21=|v_P3Thread1of1ForFork0_#t~nondet21_1|, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_490, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_234, ~a~0=v_~a~0_186, ~a$w_buff1~0=v_~a$w_buff1~0_121, ~a$w_buff0~0=v_~a$w_buff0~0_112, P3Thread1of1ForFork0_#t~ite29=|v_P3Thread1of1ForFork0_#t~ite29_1|, P3Thread1of1ForFork0_#t~ite28=|v_P3Thread1of1ForFork0_#t~ite28_1|, P3Thread1of1ForFork0_#t~ite38=|v_P3Thread1of1ForFork0_#t~ite38_1|, P3Thread1of1ForFork0_#t~ite37=|v_P3Thread1of1ForFork0_#t~ite37_1|, P3Thread1of1ForFork0_#t~ite26=|v_P3Thread1of1ForFork0_#t~ite26_1|, P3Thread1of1ForFork0_#t~ite25=|v_P3Thread1of1ForFork0_#t~ite25_1|, P3Thread1of1ForFork0_#t~ite35=|v_P3Thread1of1ForFork0_#t~ite35_1|, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_356, P3Thread1of1ForFork0_#t~ite34=|v_P3Thread1of1ForFork0_#t~ite34_1|, P3Thread1of1ForFork0_#t~ite23=|v_P3Thread1of1ForFork0_#t~ite23_1|, P3Thread1of1ForFork0_#t~ite32=|v_P3Thread1of1ForFork0_#t~ite32_1|, P3Thread1of1ForFork0_#t~ite31=|v_P3Thread1of1ForFork0_#t~ite31_1|} OutVars{P3Thread1of1ForFork0_#t~ite30=|v_P3Thread1of1ForFork0_#t~ite30_1|, ~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_178, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_233, ~a~0=v_~a~0_184, ~a$mem_tmp~0=v_~a$mem_tmp~0_26, ~a$w_buff1~0=v_~a$w_buff1~0_120, P3Thread1of1ForFork0_#t~ite39=|v_P3Thread1of1ForFork0_#t~ite39_1|, P3Thread1of1ForFork0_#t~ite38=|v_P3Thread1of1ForFork0_#t~ite38_2|, P3Thread1of1ForFork0_#t~ite37=|v_P3Thread1of1ForFork0_#t~ite37_2|, P3Thread1of1ForFork0_#t~ite36=|v_P3Thread1of1ForFork0_#t~ite36_1|, P3Thread1of1ForFork0_#t~ite35=|v_P3Thread1of1ForFork0_#t~ite35_2|, P3Thread1of1ForFork0_#t~ite34=|v_P3Thread1of1ForFork0_#t~ite34_2|, P3Thread1of1ForFork0_#t~ite33=|v_P3Thread1of1ForFork0_#t~ite33_1|, P3Thread1of1ForFork0_#t~ite32=|v_P3Thread1of1ForFork0_#t~ite32_2|, P3Thread1of1ForFork0_#t~ite31=|v_P3Thread1of1ForFork0_#t~ite31_2|, P3Thread1of1ForFork0_#t~ite42=|v_P3Thread1of1ForFork0_#t~ite42_1|, P3Thread1of1ForFork0_#t~ite41=|v_P3Thread1of1ForFork0_#t~ite41_2|, P3Thread1of1ForFork0_#t~ite43=|v_P3Thread1of1ForFork0_#t~ite43_1|, P3Thread1of1ForFork0_#t~ite40=|v_P3Thread1of1ForFork0_#t~ite40_2|, P3Thread1of1ForFork0_#t~nondet22=|v_P3Thread1of1ForFork0_#t~nondet22_2|, P3Thread1of1ForFork0_#t~nondet21=|v_P3Thread1of1ForFork0_#t~nondet21_2|, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_489, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_16, ~weak$$choice0~0=v_~weak$$choice0~0_19, ~a$flush_delayed~0=v_~a$flush_delayed~0_44, ~a$w_buff0~0=v_~a$w_buff0~0_111, P3Thread1of1ForFork0_#t~ite29=|v_P3Thread1of1ForFork0_#t~ite29_2|, P3Thread1of1ForFork0_#t~ite28=|v_P3Thread1of1ForFork0_#t~ite28_2|, P3Thread1of1ForFork0_#t~ite27=|v_P3Thread1of1ForFork0_#t~ite27_1|, P3Thread1of1ForFork0_#t~ite26=|v_P3Thread1of1ForFork0_#t~ite26_2|, P3Thread1of1ForFork0_#t~ite25=|v_P3Thread1of1ForFork0_#t~ite25_2|, P3Thread1of1ForFork0_#t~ite24=|v_P3Thread1of1ForFork0_#t~ite24_1|, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_355, P3Thread1of1ForFork0_#t~ite23=|v_P3Thread1of1ForFork0_#t~ite23_2|, ~weak$$choice2~0=v_~weak$$choice2~0_86} AuxVars[|v_P3_#t~ite29_41|, |v_P3_#t~ite34_47|, |v_P3_#t~ite41_61|, |v_P3_#t~ite25_55|, |v_P3_#t~ite32_45|, |v_P3_#t~ite28_47|, |v_P3_#t~ite26_47|, |v_P3_#t~ite31_49|, |v_P3_#t~ite38_61|, |v_P3_#t~ite23_57|, |v_P3_#t~ite37_67|, |v_P3_#t~ite35_41|, |v_P3_#t~ite40_69|] AssignedVars[P3Thread1of1ForFork0_#t~ite30, ~a$r_buff1_thd4~0, ~a$r_buff0_thd4~0, ~a~0, ~a$mem_tmp~0, ~a$w_buff1~0, P3Thread1of1ForFork0_#t~ite39, P3Thread1of1ForFork0_#t~ite38, P3Thread1of1ForFork0_#t~ite37, P3Thread1of1ForFork0_#t~ite36, P3Thread1of1ForFork0_#t~ite35, P3Thread1of1ForFork0_#t~ite34, P3Thread1of1ForFork0_#t~ite33, P3Thread1of1ForFork0_#t~ite32, P3Thread1of1ForFork0_#t~ite31, P3Thread1of1ForFork0_#t~ite42, P3Thread1of1ForFork0_#t~ite41, P3Thread1of1ForFork0_#t~ite43, P3Thread1of1ForFork0_#t~ite40, P3Thread1of1ForFork0_#t~nondet22, P3Thread1of1ForFork0_#t~nondet21, ~a$w_buff0_used~0, ~__unbuffered_p3_EBX~0, ~weak$$choice0~0, ~a$flush_delayed~0, ~a$w_buff0~0, P3Thread1of1ForFork0_#t~ite29, P3Thread1of1ForFork0_#t~ite28, P3Thread1of1ForFork0_#t~ite27, P3Thread1of1ForFork0_#t~ite26, P3Thread1of1ForFork0_#t~ite25, P3Thread1of1ForFork0_#t~ite24, ~a$w_buff1_used~0, P3Thread1of1ForFork0_#t~ite23, ~weak$$choice2~0][151], [Black: 215#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 219#(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: 217#(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)), 63#L3true, Black: 185#(= ~__unbuffered_p3_EAX~0 0), 304#(and (<= ~__unbuffered_cnt~0 2) (<= |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)), 56#L790true, 259#(= ~z~0 1), 108#L849true, Black: 161#(= ~__unbuffered_p2_EAX~0 0), 101#L780true, P1Thread1of1ForFork1InUse, P0Thread1of1ForFork3InUse, Black: 265#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), P2Thread1of1ForFork2InUse, Black: 277#(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) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 271#(and (= ~z~0 1) (<= 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 (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P3Thread1of1ForFork0InUse, Black: 269#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 275#(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) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 241#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 126#L823true, Black: 267#(and (= ~z~0 1) (<= 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 (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), Black: 273#(and (= ~z~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|)))]) [2021-12-14 16:32:20,475 INFO L384 tUnfolder$Statistics]: this new event has 96 ancestors and is cut-off event [2021-12-14 16:32:20,475 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2021-12-14 16:32:20,475 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2021-12-14 16:32:20,475 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2021-12-14 16:32:20,638 INFO L129 PetriNetUnfolder]: 2204/5087 cut-off events. [2021-12-14 16:32:20,639 INFO L130 PetriNetUnfolder]: For 7148/7512 co-relation queries the response was YES. [2021-12-14 16:32:20,665 INFO L84 FinitePrefix]: Finished finitePrefix Result has 14310 conditions, 5087 events. 2204/5087 cut-off events. For 7148/7512 co-relation queries the response was YES. Maximal size of possible extension queue 281. Compared 41388 event pairs, 293 based on Foata normal form. 159/5061 useless extension candidates. Maximal degree in co-relation 14233. Up to 970 conditions per place. [2021-12-14 16:32:20,684 INFO L132 encePairwiseOnDemand]: 131/141 looper letters, 77 selfloop transitions, 27 changer transitions 31/238 dead transitions. [2021-12-14 16:32:20,684 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 164 places, 238 transitions, 1264 flow [2021-12-14 16:32:20,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-12-14 16:32:20,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-12-14 16:32:20,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 1371 transitions. [2021-12-14 16:32:20,687 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8839458413926499 [2021-12-14 16:32:20,687 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 1371 transitions. [2021-12-14 16:32:20,688 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 1371 transitions. [2021-12-14 16:32:20,688 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-14 16:32:20,688 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 1371 transitions. [2021-12-14 16:32:20,691 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 124.63636363636364) internal successors, (1371), 11 states have internal predecessors, (1371), 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 16:32:20,693 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 141.0) internal successors, (1692), 12 states have internal predecessors, (1692), 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 16:32:20,693 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 141.0) internal successors, (1692), 12 states have internal predecessors, (1692), 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 16:32:20,693 INFO L186 Difference]: Start difference. First operand has 154 places, 145 transitions, 511 flow. Second operand 11 states and 1371 transitions. [2021-12-14 16:32:20,693 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 164 places, 238 transitions, 1264 flow [2021-12-14 16:32:20,709 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 162 places, 238 transitions, 1253 flow, removed 1 selfloop flow, removed 2 redundant places. [2021-12-14 16:32:20,711 INFO L242 Difference]: Finished difference. Result has 165 places, 155 transitions, 713 flow [2021-12-14 16:32:20,712 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=141, PETRI_DIFFERENCE_MINUEND_FLOW=500, PETRI_DIFFERENCE_MINUEND_PLACES=152, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=145, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=16, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=128, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=713, PETRI_PLACES=165, PETRI_TRANSITIONS=155} [2021-12-14 16:32:20,712 INFO L334 CegarLoopForPetriNet]: 148 programPoint places, 17 predicate places. [2021-12-14 16:32:20,712 INFO L470 AbstractCegarLoop]: Abstraction has has 165 places, 155 transitions, 713 flow [2021-12-14 16:32:20,713 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 116.125) internal successors, (929), 8 states have internal predecessors, (929), 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 16:32:20,713 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-14 16:32:20,713 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, 1, 1, 1, 1] [2021-12-14 16:32:20,713 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-12-14 16:32:20,714 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 16:32:20,714 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 16:32:20,714 INFO L85 PathProgramCache]: Analyzing trace with hash 1646089348, now seen corresponding path program 1 times [2021-12-14 16:32:20,714 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 16:32:20,714 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [463573085] [2021-12-14 16:32:20,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 16:32:20,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 16:32:20,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 16:32:20,893 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 16:32:20,894 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 16:32:20,894 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [463573085] [2021-12-14 16:32:20,894 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [463573085] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 16:32:20,894 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 16:32:20,894 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-12-14 16:32:20,894 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1281431091] [2021-12-14 16:32:20,894 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 16:32:20,895 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-12-14 16:32:20,895 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 16:32:20,895 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-12-14 16:32:20,895 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2021-12-14 16:32:20,896 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 104 out of 141 [2021-12-14 16:32:20,897 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 165 places, 155 transitions, 713 flow. Second operand has 8 states, 8 states have (on average 107.75) internal successors, (862), 8 states have internal predecessors, (862), 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 16:32:20,897 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-14 16:32:20,897 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 104 of 141 [2021-12-14 16:32:20,897 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-14 16:32:21,936 INFO L129 PetriNetUnfolder]: 1867/5949 cut-off events. [2021-12-14 16:32:21,937 INFO L130 PetriNetUnfolder]: For 11999/12354 co-relation queries the response was YES. [2021-12-14 16:32:21,971 INFO L84 FinitePrefix]: Finished finitePrefix Result has 17771 conditions, 5949 events. 1867/5949 cut-off events. For 11999/12354 co-relation queries the response was YES. Maximal size of possible extension queue 369. Compared 60076 event pairs, 300 based on Foata normal form. 14/5842 useless extension candidates. Maximal degree in co-relation 17684. Up to 1331 conditions per place. [2021-12-14 16:32:21,995 INFO L132 encePairwiseOnDemand]: 123/141 looper letters, 68 selfloop transitions, 27 changer transitions 35/245 dead transitions. [2021-12-14 16:32:21,995 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 173 places, 245 transitions, 1389 flow [2021-12-14 16:32:21,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-12-14 16:32:21,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2021-12-14 16:32:21,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 1360 transitions. [2021-12-14 16:32:21,998 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8037825059101655 [2021-12-14 16:32:21,998 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 1360 transitions. [2021-12-14 16:32:21,998 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 1360 transitions. [2021-12-14 16:32:21,998 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-14 16:32:21,999 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 1360 transitions. [2021-12-14 16:32:22,001 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 113.33333333333333) internal successors, (1360), 12 states have internal predecessors, (1360), 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 16:32:22,003 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 141.0) internal successors, (1833), 13 states have internal predecessors, (1833), 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 16:32:22,003 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 141.0) internal successors, (1833), 13 states have internal predecessors, (1833), 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 16:32:22,003 INFO L186 Difference]: Start difference. First operand has 165 places, 155 transitions, 713 flow. Second operand 12 states and 1360 transitions. [2021-12-14 16:32:22,004 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 173 places, 245 transitions, 1389 flow [2021-12-14 16:32:22,182 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 164 places, 245 transitions, 1165 flow, removed 98 selfloop flow, removed 9 redundant places. [2021-12-14 16:32:22,184 INFO L242 Difference]: Finished difference. Result has 174 places, 177 transitions, 741 flow [2021-12-14 16:32:22,185 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=141, PETRI_DIFFERENCE_MINUEND_FLOW=509, PETRI_DIFFERENCE_MINUEND_PLACES=153, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=155, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=140, PETRI_DIFFERENCE_SUBTRAHEND_STATES=12, PETRI_FLOW=741, PETRI_PLACES=174, PETRI_TRANSITIONS=177} [2021-12-14 16:32:22,185 INFO L334 CegarLoopForPetriNet]: 148 programPoint places, 26 predicate places. [2021-12-14 16:32:22,185 INFO L470 AbstractCegarLoop]: Abstraction has has 174 places, 177 transitions, 741 flow [2021-12-14 16:32:22,186 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 107.75) internal successors, (862), 8 states have internal predecessors, (862), 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 16:32:22,186 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-14 16:32:22,186 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, 1, 1, 1, 1] [2021-12-14 16:32:22,186 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-12-14 16:32:22,186 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 16:32:22,187 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 16:32:22,187 INFO L85 PathProgramCache]: Analyzing trace with hash 1398604400, now seen corresponding path program 2 times [2021-12-14 16:32:22,187 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 16:32:22,187 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [584055333] [2021-12-14 16:32:22,187 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 16:32:22,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 16:32:22,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 16:32:22,414 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 16:32:22,414 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 16:32:22,414 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [584055333] [2021-12-14 16:32:22,414 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [584055333] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 16:32:22,414 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 16:32:22,415 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-12-14 16:32:22,415 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [521036127] [2021-12-14 16:32:22,415 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 16:32:22,415 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-12-14 16:32:22,415 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 16:32:22,416 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-12-14 16:32:22,416 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2021-12-14 16:32:22,417 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 101 out of 141 [2021-12-14 16:32:22,418 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 174 places, 177 transitions, 741 flow. Second operand has 11 states, 11 states have (on average 104.0) internal successors, (1144), 11 states have internal predecessors, (1144), 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 16:32:22,418 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-14 16:32:22,418 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 101 of 141 [2021-12-14 16:32:22,418 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-14 16:32:23,724 INFO L129 PetriNetUnfolder]: 2541/8612 cut-off events. [2021-12-14 16:32:23,724 INFO L130 PetriNetUnfolder]: For 14119/14158 co-relation queries the response was YES. [2021-12-14 16:32:23,790 INFO L84 FinitePrefix]: Finished finitePrefix Result has 22185 conditions, 8612 events. 2541/8612 cut-off events. For 14119/14158 co-relation queries the response was YES. Maximal size of possible extension queue 603. Compared 98092 event pairs, 169 based on Foata normal form. 23/8478 useless extension candidates. Maximal degree in co-relation 22086. Up to 744 conditions per place. [2021-12-14 16:32:23,823 INFO L132 encePairwiseOnDemand]: 122/141 looper letters, 111 selfloop transitions, 28 changer transitions 28/279 dead transitions. [2021-12-14 16:32:23,823 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 178 places, 279 transitions, 1833 flow [2021-12-14 16:32:23,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-12-14 16:32:23,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2021-12-14 16:32:23,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 1542 transitions. [2021-12-14 16:32:23,826 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7811550151975684 [2021-12-14 16:32:23,826 INFO L72 ComplementDD]: Start complementDD. Operand 14 states and 1542 transitions. [2021-12-14 16:32:23,826 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 1542 transitions. [2021-12-14 16:32:23,827 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-14 16:32:23,827 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 14 states and 1542 transitions. [2021-12-14 16:32:23,829 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 15 states, 14 states have (on average 110.14285714285714) internal successors, (1542), 14 states have internal predecessors, (1542), 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 16:32:23,832 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 15 states, 15 states have (on average 141.0) internal successors, (2115), 15 states have internal predecessors, (2115), 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 16:32:23,832 INFO L81 ComplementDD]: Finished complementDD. Result has 15 states, 15 states have (on average 141.0) internal successors, (2115), 15 states have internal predecessors, (2115), 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 16:32:23,832 INFO L186 Difference]: Start difference. First operand has 174 places, 177 transitions, 741 flow. Second operand 14 states and 1542 transitions. [2021-12-14 16:32:23,833 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 178 places, 279 transitions, 1833 flow [2021-12-14 16:32:23,943 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 175 places, 279 transitions, 1779 flow, removed 27 selfloop flow, removed 3 redundant places. [2021-12-14 16:32:23,946 INFO L242 Difference]: Finished difference. Result has 184 places, 186 transitions, 939 flow [2021-12-14 16:32:23,946 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=141, PETRI_DIFFERENCE_MINUEND_FLOW=719, PETRI_DIFFERENCE_MINUEND_PLACES=162, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=177, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=19, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=149, PETRI_DIFFERENCE_SUBTRAHEND_STATES=14, PETRI_FLOW=939, PETRI_PLACES=184, PETRI_TRANSITIONS=186} [2021-12-14 16:32:23,947 INFO L334 CegarLoopForPetriNet]: 148 programPoint places, 36 predicate places. [2021-12-14 16:32:23,947 INFO L470 AbstractCegarLoop]: Abstraction has has 184 places, 186 transitions, 939 flow [2021-12-14 16:32:23,948 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 104.0) internal successors, (1144), 11 states have internal predecessors, (1144), 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 16:32:23,948 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-14 16:32:23,948 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, 1, 1, 1, 1] [2021-12-14 16:32:23,948 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-12-14 16:32:23,948 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 16:32:23,949 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 16:32:23,949 INFO L85 PathProgramCache]: Analyzing trace with hash -222022314, now seen corresponding path program 3 times [2021-12-14 16:32:23,949 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 16:32:23,949 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [875668472] [2021-12-14 16:32:23,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 16:32:23,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 16:32:23,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 16:32:24,092 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 16:32:24,093 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 16:32:24,093 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [875668472] [2021-12-14 16:32:24,093 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [875668472] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 16:32:24,093 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 16:32:24,093 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-12-14 16:32:24,095 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1816471197] [2021-12-14 16:32:24,096 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 16:32:24,097 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-12-14 16:32:24,097 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 16:32:24,098 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-12-14 16:32:24,098 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-12-14 16:32:24,099 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 114 out of 141 [2021-12-14 16:32:24,100 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 184 places, 186 transitions, 939 flow. Second operand has 9 states, 9 states have (on average 116.22222222222223) internal successors, (1046), 9 states have internal predecessors, (1046), 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 16:32:24,100 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-14 16:32:24,100 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 114 of 141 [2021-12-14 16:32:24,100 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-14 16:32:25,934 INFO L129 PetriNetUnfolder]: 5271/12912 cut-off events. [2021-12-14 16:32:25,934 INFO L130 PetriNetUnfolder]: For 32139/35265 co-relation queries the response was YES. [2021-12-14 16:32:25,999 INFO L84 FinitePrefix]: Finished finitePrefix Result has 39917 conditions, 12912 events. 5271/12912 cut-off events. For 32139/35265 co-relation queries the response was YES. Maximal size of possible extension queue 837. Compared 136305 event pairs, 299 based on Foata normal form. 273/12889 useless extension candidates. Maximal degree in co-relation 39873. Up to 2522 conditions per place. [2021-12-14 16:32:26,029 INFO L132 encePairwiseOnDemand]: 131/141 looper letters, 170 selfloop transitions, 33 changer transitions 70/381 dead transitions. [2021-12-14 16:32:26,029 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 191 places, 381 transitions, 2963 flow [2021-12-14 16:32:26,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-12-14 16:32:26,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2021-12-14 16:32:26,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 1707 transitions. [2021-12-14 16:32:26,032 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8647416413373861 [2021-12-14 16:32:26,032 INFO L72 ComplementDD]: Start complementDD. Operand 14 states and 1707 transitions. [2021-12-14 16:32:26,032 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 1707 transitions. [2021-12-14 16:32:26,033 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-14 16:32:26,033 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 14 states and 1707 transitions. [2021-12-14 16:32:26,036 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 15 states, 14 states have (on average 121.92857142857143) internal successors, (1707), 14 states have internal predecessors, (1707), 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 16:32:26,038 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 15 states, 15 states have (on average 141.0) internal successors, (2115), 15 states have internal predecessors, (2115), 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 16:32:26,039 INFO L81 ComplementDD]: Finished complementDD. Result has 15 states, 15 states have (on average 141.0) internal successors, (2115), 15 states have internal predecessors, (2115), 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 16:32:26,039 INFO L186 Difference]: Start difference. First operand has 184 places, 186 transitions, 939 flow. Second operand 14 states and 1707 transitions. [2021-12-14 16:32:26,039 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 191 places, 381 transitions, 2963 flow [2021-12-14 16:32:26,154 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 179 places, 381 transitions, 2809 flow, removed 53 selfloop flow, removed 12 redundant places. [2021-12-14 16:32:26,157 INFO L242 Difference]: Finished difference. Result has 185 places, 182 transitions, 912 flow [2021-12-14 16:32:26,157 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=141, PETRI_DIFFERENCE_MINUEND_FLOW=819, PETRI_DIFFERENCE_MINUEND_PLACES=166, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=184, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=30, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=151, PETRI_DIFFERENCE_SUBTRAHEND_STATES=14, PETRI_FLOW=912, PETRI_PLACES=185, PETRI_TRANSITIONS=182} [2021-12-14 16:32:26,157 INFO L334 CegarLoopForPetriNet]: 148 programPoint places, 37 predicate places. [2021-12-14 16:32:26,158 INFO L470 AbstractCegarLoop]: Abstraction has has 185 places, 182 transitions, 912 flow [2021-12-14 16:32:26,158 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 116.22222222222223) internal successors, (1046), 9 states have internal predecessors, (1046), 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 16:32:26,158 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-14 16:32:26,158 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 16:32:26,158 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-12-14 16:32:26,159 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 16:32:26,159 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 16:32:26,159 INFO L85 PathProgramCache]: Analyzing trace with hash 613223023, now seen corresponding path program 1 times [2021-12-14 16:32:26,159 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 16:32:26,159 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1703820723] [2021-12-14 16:32:26,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 16:32:26,160 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 16:32:26,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 16:32:26,264 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 16:32:26,265 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 16:32:26,265 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1703820723] [2021-12-14 16:32:26,265 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1703820723] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 16:32:26,265 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 16:32:26,265 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-14 16:32:26,265 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [125513671] [2021-12-14 16:32:26,266 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 16:32:26,266 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-14 16:32:26,266 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 16:32:26,266 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-14 16:32:26,267 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-12-14 16:32:26,267 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 106 out of 141 [2021-12-14 16:32:26,268 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 185 places, 182 transitions, 912 flow. Second operand has 7 states, 7 states have (on average 110.28571428571429) internal successors, (772), 7 states have internal predecessors, (772), 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 16:32:26,268 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-14 16:32:26,268 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 106 of 141 [2021-12-14 16:32:26,268 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-14 16:32:27,549 INFO L129 PetriNetUnfolder]: 3392/10808 cut-off events. [2021-12-14 16:32:27,549 INFO L130 PetriNetUnfolder]: For 29821/30071 co-relation queries the response was YES. [2021-12-14 16:32:27,618 INFO L84 FinitePrefix]: Finished finitePrefix Result has 33592 conditions, 10808 events. 3392/10808 cut-off events. For 29821/30071 co-relation queries the response was YES. Maximal size of possible extension queue 810. Compared 129691 event pairs, 161 based on Foata normal form. 2/10605 useless extension candidates. Maximal degree in co-relation 33492. Up to 2019 conditions per place. [2021-12-14 16:32:27,652 INFO L132 encePairwiseOnDemand]: 126/141 looper letters, 110 selfloop transitions, 16 changer transitions 6/248 dead transitions. [2021-12-14 16:32:27,652 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 190 places, 248 transitions, 1706 flow [2021-12-14 16:32:27,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-12-14 16:32:27,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-12-14 16:32:27,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 906 transitions. [2021-12-14 16:32:27,654 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8031914893617021 [2021-12-14 16:32:27,654 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 906 transitions. [2021-12-14 16:32:27,654 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 906 transitions. [2021-12-14 16:32:27,654 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-14 16:32:27,654 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 906 transitions. [2021-12-14 16:32:27,655 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 113.25) internal successors, (906), 8 states have internal predecessors, (906), 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 16:32:27,657 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 141.0) internal successors, (1269), 9 states have internal predecessors, (1269), 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 16:32:27,657 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 141.0) internal successors, (1269), 9 states have internal predecessors, (1269), 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 16:32:27,657 INFO L186 Difference]: Start difference. First operand has 185 places, 182 transitions, 912 flow. Second operand 8 states and 906 transitions. [2021-12-14 16:32:27,657 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 190 places, 248 transitions, 1706 flow [2021-12-14 16:32:27,994 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 173 places, 248 transitions, 1512 flow, removed 76 selfloop flow, removed 17 redundant places. [2021-12-14 16:32:27,996 INFO L242 Difference]: Finished difference. Result has 178 places, 192 transitions, 965 flow [2021-12-14 16:32:27,997 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=141, PETRI_DIFFERENCE_MINUEND_FLOW=806, PETRI_DIFFERENCE_MINUEND_PLACES=166, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=182, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=166, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=965, PETRI_PLACES=178, PETRI_TRANSITIONS=192} [2021-12-14 16:32:27,997 INFO L334 CegarLoopForPetriNet]: 148 programPoint places, 30 predicate places. [2021-12-14 16:32:27,997 INFO L470 AbstractCegarLoop]: Abstraction has has 178 places, 192 transitions, 965 flow [2021-12-14 16:32:27,998 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 110.28571428571429) internal successors, (772), 7 states have internal predecessors, (772), 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 16:32:27,998 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-14 16:32:27,998 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 16:32:27,998 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-12-14 16:32:27,998 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-12-14 16:32:27,999 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 16:32:27,999 INFO L85 PathProgramCache]: Analyzing trace with hash 379904517, now seen corresponding path program 2 times [2021-12-14 16:32:27,999 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 16:32:27,999 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1122693311] [2021-12-14 16:32:27,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 16:32:27,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 16:32:28,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 16:32:28,149 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 16:32:28,150 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 16:32:28,150 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1122693311] [2021-12-14 16:32:28,150 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1122693311] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 16:32:28,150 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 16:32:28,150 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-14 16:32:28,150 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [596816605] [2021-12-14 16:32:28,150 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 16:32:28,151 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-14 16:32:28,151 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 16:32:28,151 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-14 16:32:28,151 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-12-14 16:32:28,152 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 114 out of 141 [2021-12-14 16:32:28,163 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 178 places, 192 transitions, 965 flow. Second operand has 7 states, 7 states have (on average 117.14285714285714) internal successors, (820), 7 states have internal predecessors, (820), 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 16:32:28,164 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-14 16:32:28,164 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 114 of 141 [2021-12-14 16:32:28,164 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-14 16:32:30,045 INFO L129 PetriNetUnfolder]: 4700/16560 cut-off events. [2021-12-14 16:32:30,045 INFO L130 PetriNetUnfolder]: For 20710/21248 co-relation queries the response was YES. [2021-12-14 16:32:30,239 INFO L84 FinitePrefix]: Finished finitePrefix Result has 43773 conditions, 16560 events. 4700/16560 cut-off events. For 20710/21248 co-relation queries the response was YES. Maximal size of possible extension queue 1413. Compared 223008 event pairs, 245 based on Foata normal form. 44/16153 useless extension candidates. Maximal degree in co-relation 43740. Up to 1420 conditions per place. [2021-12-14 16:32:30,271 INFO L132 encePairwiseOnDemand]: 135/141 looper letters, 69 selfloop transitions, 1 changer transitions 62/264 dead transitions. [2021-12-14 16:32:30,272 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 181 places, 264 transitions, 1794 flow [2021-12-14 16:32:30,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-14 16:32:30,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-12-14 16:32:30,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 841 transitions. [2021-12-14 16:32:30,273 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8520770010131712 [2021-12-14 16:32:30,273 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 841 transitions. [2021-12-14 16:32:30,273 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 841 transitions. [2021-12-14 16:32:30,274 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-14 16:32:30,274 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 841 transitions. [2021-12-14 16:32:30,275 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 120.14285714285714) internal successors, (841), 7 states have internal predecessors, (841), 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 16:32:30,277 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 141.0) internal successors, (1128), 8 states have internal predecessors, (1128), 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 16:32:30,277 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 141.0) internal successors, (1128), 8 states have internal predecessors, (1128), 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 16:32:30,277 INFO L186 Difference]: Start difference. First operand has 178 places, 192 transitions, 965 flow. Second operand 7 states and 841 transitions. [2021-12-14 16:32:30,277 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 181 places, 264 transitions, 1794 flow [2021-12-14 16:32:31,236 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 176 places, 264 transitions, 1725 flow, removed 30 selfloop flow, removed 5 redundant places. [2021-12-14 16:32:31,239 INFO L242 Difference]: Finished difference. Result has 181 places, 182 transitions, 864 flow [2021-12-14 16:32:31,239 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=141, PETRI_DIFFERENCE_MINUEND_FLOW=926, PETRI_DIFFERENCE_MINUEND_PLACES=170, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=192, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=191, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=864, PETRI_PLACES=181, PETRI_TRANSITIONS=182} [2021-12-14 16:32:31,239 INFO L334 CegarLoopForPetriNet]: 148 programPoint places, 33 predicate places. [2021-12-14 16:32:31,240 INFO L470 AbstractCegarLoop]: Abstraction has has 181 places, 182 transitions, 864 flow [2021-12-14 16:32:31,240 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 117.14285714285714) internal successors, (820), 7 states have internal predecessors, (820), 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 16:32:31,240 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-14 16:32:31,240 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 16:32:31,240 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-12-14 16:32:31,241 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-12-14 16:32:31,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 16:32:31,241 INFO L85 PathProgramCache]: Analyzing trace with hash 1259434261, now seen corresponding path program 3 times [2021-12-14 16:32:31,241 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 16:32:31,241 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1561772447] [2021-12-14 16:32:31,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 16:32:31,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 16:32:31,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 16:32:31,413 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 16:32:31,413 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 16:32:31,413 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1561772447] [2021-12-14 16:32:31,413 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1561772447] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 16:32:31,414 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 16:32:31,414 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-12-14 16:32:31,414 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [920273114] [2021-12-14 16:32:31,414 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 16:32:31,414 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-12-14 16:32:31,414 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 16:32:31,415 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-12-14 16:32:31,415 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2021-12-14 16:32:31,416 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 111 out of 141 [2021-12-14 16:32:31,417 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 181 places, 182 transitions, 864 flow. Second operand has 11 states, 11 states have (on average 113.27272727272727) internal successors, (1246), 11 states have internal predecessors, (1246), 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 16:32:31,417 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-14 16:32:31,417 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 111 of 141 [2021-12-14 16:32:31,417 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-14 16:32:32,758 INFO L129 PetriNetUnfolder]: 2855/11717 cut-off events. [2021-12-14 16:32:32,758 INFO L130 PetriNetUnfolder]: For 11232/12018 co-relation queries the response was YES. [2021-12-14 16:32:32,822 INFO L84 FinitePrefix]: Finished finitePrefix Result has 28181 conditions, 11717 events. 2855/11717 cut-off events. For 11232/12018 co-relation queries the response was YES. Maximal size of possible extension queue 1081. Compared 157642 event pairs, 134 based on Foata normal form. 141/11498 useless extension candidates. Maximal degree in co-relation 28146. Up to 1117 conditions per place. [2021-12-14 16:32:32,839 INFO L132 encePairwiseOnDemand]: 129/141 looper letters, 49 selfloop transitions, 22 changer transitions 12/216 dead transitions. [2021-12-14 16:32:32,839 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 187 places, 216 transitions, 1225 flow [2021-12-14 16:32:32,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-12-14 16:32:32,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-12-14 16:32:32,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 1275 transitions. [2021-12-14 16:32:32,840 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8220502901353965 [2021-12-14 16:32:32,840 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 1275 transitions. [2021-12-14 16:32:32,840 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 1275 transitions. [2021-12-14 16:32:32,841 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-14 16:32:32,841 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 1275 transitions. [2021-12-14 16:32:32,842 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 115.9090909090909) internal successors, (1275), 11 states have internal predecessors, (1275), 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 16:32:32,844 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 141.0) internal successors, (1692), 12 states have internal predecessors, (1692), 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 16:32:32,844 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 141.0) internal successors, (1692), 12 states have internal predecessors, (1692), 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 16:32:32,844 INFO L186 Difference]: Start difference. First operand has 181 places, 182 transitions, 864 flow. Second operand 11 states and 1275 transitions. [2021-12-14 16:32:32,844 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 187 places, 216 transitions, 1225 flow [2021-12-14 16:32:33,342 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 181 places, 216 transitions, 1203 flow, removed 7 selfloop flow, removed 6 redundant places. [2021-12-14 16:32:33,344 INFO L242 Difference]: Finished difference. Result has 188 places, 190 transitions, 1006 flow [2021-12-14 16:32:33,344 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=141, PETRI_DIFFERENCE_MINUEND_FLOW=848, PETRI_DIFFERENCE_MINUEND_PLACES=171, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=182, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=13, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=163, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=1006, PETRI_PLACES=188, PETRI_TRANSITIONS=190} [2021-12-14 16:32:33,344 INFO L334 CegarLoopForPetriNet]: 148 programPoint places, 40 predicate places. [2021-12-14 16:32:33,344 INFO L470 AbstractCegarLoop]: Abstraction has has 188 places, 190 transitions, 1006 flow [2021-12-14 16:32:33,345 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 113.27272727272727) internal successors, (1246), 11 states have internal predecessors, (1246), 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 16:32:33,345 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-14 16:32:33,345 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 16:32:33,345 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-12-14 16:32:33,345 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-12-14 16:32:33,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 16:32:33,345 INFO L85 PathProgramCache]: Analyzing trace with hash 437432579, now seen corresponding path program 4 times [2021-12-14 16:32:33,345 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 16:32:33,346 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1641744794] [2021-12-14 16:32:33,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 16:32:33,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 16:32:33,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 16:32:33,386 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 16:32:33,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 16:32:33,481 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 16:32:33,481 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-12-14 16:32:33,481 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (6 of 7 remaining) [2021-12-14 16:32:33,483 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err0ASSERT_VIOLATIONERROR_FUNCTION (5 of 7 remaining) [2021-12-14 16:32:33,483 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (4 of 7 remaining) [2021-12-14 16:32:33,483 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (3 of 7 remaining) [2021-12-14 16:32:33,483 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATION (2 of 7 remaining) [2021-12-14 16:32:33,483 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3INUSE_VIOLATION (1 of 7 remaining) [2021-12-14 16:32:33,483 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 7 remaining) [2021-12-14 16:32:33,483 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-12-14 16:32:33,486 INFO L732 BasicCegarLoop]: Path program histogram: [4, 3, 2, 1, 1, 1, 1, 1] [2021-12-14 16:32:33,490 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-12-14 16:32:33,490 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-14 16:32:33,605 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.12 04:32:33 BasicIcfg [2021-12-14 16:32:33,605 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-14 16:32:33,606 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-14 16:32:33,606 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-14 16:32:33,606 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-14 16:32:33,606 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 04:32:13" (3/4) ... [2021-12-14 16:32:33,608 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-12-14 16:32:33,751 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-12-14 16:32:33,752 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-14 16:32:33,752 INFO L158 Benchmark]: Toolchain (without parser) took 21585.63ms. Allocated memory was 109.1MB in the beginning and 2.3GB in the end (delta: 2.2GB). Free memory was 77.7MB in the beginning and 1.5GB in the end (delta: -1.5GB). Peak memory consumption was 745.3MB. Max. memory is 16.1GB. [2021-12-14 16:32:33,752 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 77.6MB. Free memory was 39.9MB in the beginning and 39.8MB in the end (delta: 41.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-14 16:32:33,753 INFO L158 Benchmark]: CACSL2BoogieTranslator took 499.42ms. Allocated memory is still 109.1MB. Free memory was 77.5MB in the beginning and 71.4MB in the end (delta: 6.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-12-14 16:32:33,753 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.34ms. Allocated memory is still 109.1MB. Free memory was 71.4MB in the beginning and 68.6MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-14 16:32:33,753 INFO L158 Benchmark]: Boogie Preprocessor took 50.19ms. Allocated memory is still 109.1MB. Free memory was 68.6MB in the beginning and 66.3MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-14 16:32:33,755 INFO L158 Benchmark]: RCFGBuilder took 820.86ms. Allocated memory is still 109.1MB. Free memory was 66.3MB in the beginning and 68.0MB in the end (delta: -1.6MB). Peak memory consumption was 40.9MB. Max. memory is 16.1GB. [2021-12-14 16:32:33,755 INFO L158 Benchmark]: TraceAbstraction took 19997.66ms. Allocated memory was 109.1MB in the beginning and 2.3GB in the end (delta: 2.2GB). Free memory was 68.0MB in the beginning and 1.6GB in the end (delta: -1.5GB). Peak memory consumption was 677.3MB. Max. memory is 16.1GB. [2021-12-14 16:32:33,755 INFO L158 Benchmark]: Witness Printer took 145.86ms. Allocated memory is still 2.3GB. Free memory was 1.6GB in the beginning and 1.5GB in the end (delta: 59.8MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2021-12-14 16:32:33,757 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 77.6MB. Free memory was 39.9MB in the beginning and 39.8MB in the end (delta: 41.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 499.42ms. Allocated memory is still 109.1MB. Free memory was 77.5MB in the beginning and 71.4MB in the end (delta: 6.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.34ms. Allocated memory is still 109.1MB. Free memory was 71.4MB in the beginning and 68.6MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.19ms. Allocated memory is still 109.1MB. Free memory was 68.6MB in the beginning and 66.3MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 820.86ms. Allocated memory is still 109.1MB. Free memory was 66.3MB in the beginning and 68.0MB in the end (delta: -1.6MB). Peak memory consumption was 40.9MB. Max. memory is 16.1GB. * TraceAbstraction took 19997.66ms. Allocated memory was 109.1MB in the beginning and 2.3GB in the end (delta: 2.2GB). Free memory was 68.0MB in the beginning and 1.6GB in the end (delta: -1.5GB). Peak memory consumption was 677.3MB. Max. memory is 16.1GB. * Witness Printer took 145.86ms. Allocated memory is still 2.3GB. Free memory was 1.6GB in the beginning and 1.5GB in the end (delta: 59.8MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 18]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L710] 0 int __unbuffered_cnt = 0; VAL [__unbuffered_cnt=0] [L712] 0 int __unbuffered_p0_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0] [L714] 0 int __unbuffered_p1_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0] [L716] 0 int __unbuffered_p2_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0] [L718] 0 int __unbuffered_p2_EBX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0] [L720] 0 int __unbuffered_p3_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0] [L722] 0 int __unbuffered_p3_EBX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0] [L724] 0 int a = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0] [L725] 0 _Bool a$flush_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0] [L726] 0 int a$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0] [L727] 0 _Bool a$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0] [L728] 0 _Bool a$r_buff0_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0] [L729] 0 _Bool a$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0] [L730] 0 _Bool a$r_buff0_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0] [L731] 0 _Bool a$r_buff0_thd4; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0] [L732] 0 _Bool a$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0] [L733] 0 _Bool a$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0] [L734] 0 _Bool a$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0] [L735] 0 _Bool a$r_buff1_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0] [L736] 0 _Bool a$r_buff1_thd4; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0] [L737] 0 _Bool a$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0] [L738] 0 int *a$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}] [L739] 0 int a$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0] [L740] 0 _Bool a$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0] [L741] 0 int a$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0] [L742] 0 _Bool a$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0] [L743] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0] [L744] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0] [L746] 0 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L748] 0 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0] [L750] 0 int z = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0] [L751] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x=0, y=0, z=0] [L752] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L873] 0 pthread_t t89; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, t89={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L874] FCALL, FORK 0 pthread_create(&t89, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t89, ((void *)0), P0, ((void *)0))=-3, t89={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L875] 0 pthread_t t90; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, t89={5:0}, t90={6:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L756] 1 a$w_buff1 = a$w_buff0 [L757] 1 a$w_buff0 = 1 [L758] 1 a$w_buff1_used = a$w_buff0_used [L759] 1 a$w_buff0_used = (_Bool)1 [L760] CALL 1 __VERIFIER_assert(!(a$w_buff1_used && a$w_buff0_used)) [L18] COND FALSE 1 !(!expression) [L760] RET 1 __VERIFIER_assert(!(a$w_buff1_used && a$w_buff0_used)) [L761] 1 a$r_buff1_thd0 = a$r_buff0_thd0 [L762] 1 a$r_buff1_thd1 = a$r_buff0_thd1 [L763] 1 a$r_buff1_thd2 = a$r_buff0_thd2 [L764] 1 a$r_buff1_thd3 = a$r_buff0_thd3 [L765] 1 a$r_buff1_thd4 = a$r_buff0_thd4 [L766] 1 a$r_buff0_thd1 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L876] FCALL, FORK 0 pthread_create(&t90, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t90, ((void *)0), P1, ((void *)0))=-2, t89={5:0}, t90={6:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L877] 0 pthread_t t91; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t89={5:0}, t90={6:0}, t91={7:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L878] FCALL, FORK 0 pthread_create(&t91, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t91, ((void *)0), P2, ((void *)0))=-1, t89={5:0}, t90={6:0}, t91={7:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L769] 1 __unbuffered_p0_EAX = x VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L786] 2 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0] [L789] 2 __unbuffered_p1_EAX = y VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0] [L806] 3 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=0] [L809] 3 __unbuffered_p2_EAX = y VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=0] [L812] 3 __unbuffered_p2_EBX = z VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=0] [L815] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a) [L815] EXPR 3 a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a [L815] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a) [L815] 3 a = a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a) [L816] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$w_buff0_used [L816] 3 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$w_buff0_used [L817] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$w_buff1_used [L817] 3 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$w_buff1_used [L818] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$r_buff0_thd3 [L818] 3 a$r_buff0_thd3 = a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$r_buff0_thd3 [L819] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$r_buff1_thd3 [L819] 3 a$r_buff1_thd3 = a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$r_buff1_thd3 [L879] 0 pthread_t t92; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t89={5:0}, t90={6:0}, t91={7:0}, t92={3:0}, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=0] [L880] FCALL, FORK 0 pthread_create(&t92, ((void *)0), P3, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t92, ((void *)0), P3, ((void *)0))=0, t89={5:0}, t90={6:0}, t91={7:0}, t92={3:0}, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=0] [L829] 4 z = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=1] [L832] 4 __unbuffered_p3_EAX = z VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=1] [L835] 4 weak$$choice0 = __VERIFIER_nondet_bool() [L836] 4 weak$$choice2 = __VERIFIER_nondet_bool() [L837] 4 a$flush_delayed = weak$$choice2 [L838] 4 a$mem_tmp = a [L839] EXPR 4 !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff1) [L839] 4 a = !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff1) [L840] EXPR 4 weak$$choice2 ? a$w_buff0 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff0)) [L840] 4 a$w_buff0 = weak$$choice2 ? a$w_buff0 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff0)) [L841] EXPR 4 weak$$choice2 ? a$w_buff1 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff1 : a$w_buff1)) [L841] 4 a$w_buff1 = weak$$choice2 ? a$w_buff1 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff1 : a$w_buff1)) [L842] EXPR 4 weak$$choice2 ? a$w_buff0_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used)) [L842] 4 a$w_buff0_used = weak$$choice2 ? a$w_buff0_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used)) [L843] EXPR 4 weak$$choice2 ? a$w_buff1_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L843] 4 a$w_buff1_used = weak$$choice2 ? a$w_buff1_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L844] EXPR 4 weak$$choice2 ? a$r_buff0_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff0_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4)) [L844] 4 a$r_buff0_thd4 = weak$$choice2 ? a$r_buff0_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff0_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4)) [L845] EXPR 4 weak$$choice2 ? a$r_buff1_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff1_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L845] 4 a$r_buff1_thd4 = weak$$choice2 ? a$r_buff1_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff1_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L846] 4 __unbuffered_p3_EBX = a [L847] EXPR 4 a$flush_delayed ? a$mem_tmp : a [L847] 4 a = a$flush_delayed ? a$mem_tmp : a [L848] 4 a$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=1, z=1] [L792] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a) [L792] EXPR 2 a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a [L792] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a) [L792] 2 a = a$w_buff0_used && a$r_buff0_thd2 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a) [L793] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$w_buff0_used [L793] 2 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$w_buff0_used [L794] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$w_buff1_used [L794] 2 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$w_buff1_used [L795] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$r_buff0_thd2 [L795] 2 a$r_buff0_thd2 = a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$r_buff0_thd2 [L796] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$r_buff1_thd2 [L796] 2 a$r_buff1_thd2 = a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$r_buff1_thd2 [L772] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd1 ? a$w_buff1 : a) [L772] 1 a = a$w_buff0_used && a$r_buff0_thd1 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd1 ? a$w_buff1 : a) [L773] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$w_buff0_used [L773] 1 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$w_buff0_used [L774] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$w_buff1_used [L774] 1 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$w_buff1_used [L775] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$r_buff0_thd1 [L775] 1 a$r_buff0_thd1 = a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$r_buff0_thd1 [L776] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$r_buff1_thd1 [L776] 1 a$r_buff1_thd1 = a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$r_buff1_thd1 [L779] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=1, z=1] [L799] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=1, z=1] [L822] 3 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=1, z=1] [L851] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd4 ? a$w_buff1 : a) [L851] EXPR 4 a$w_buff1_used && a$r_buff1_thd4 ? a$w_buff1 : a [L851] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd4 ? a$w_buff1 : a) [L851] 4 a = a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd4 ? a$w_buff1 : a) [L852] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used [L852] 4 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used [L853] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 || a$w_buff1_used && a$r_buff1_thd4 ? (_Bool)0 : a$w_buff1_used [L853] 4 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd4 || a$w_buff1_used && a$r_buff1_thd4 ? (_Bool)0 : a$w_buff1_used [L854] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4 [L854] 4 a$r_buff0_thd4 = a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4 [L855] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 || a$w_buff1_used && a$r_buff1_thd4 ? (_Bool)0 : a$r_buff1_thd4 [L855] 4 a$r_buff1_thd4 = a$w_buff0_used && a$r_buff0_thd4 || a$w_buff1_used && a$r_buff1_thd4 ? (_Bool)0 : a$r_buff1_thd4 [L858] 4 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=1, z=1] [L882] 0 main$tmp_guard0 = __unbuffered_cnt == 4 VAL [__unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t89={5:0}, t90={6:0}, t91={7:0}, t92={3:0}, weak$$choice0=49, weak$$choice2=255, x=1, y=1, z=1] [L884] CALL 0 assume_abort_if_not(main$tmp_guard0) [L3] COND FALSE 0 !(!cond) VAL [\old(cond)=1, __unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cond=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=1, z=1] [L884] RET 0 assume_abort_if_not(main$tmp_guard0) [L886] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a) [L886] EXPR 0 a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a [L886] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a) [L886] 0 a = a$w_buff0_used && a$r_buff0_thd0 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a) [L887] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$w_buff0_used [L887] 0 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$w_buff0_used [L888] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$w_buff1_used [L888] 0 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$w_buff1_used [L889] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$r_buff0_thd0 [L889] 0 a$r_buff0_thd0 = a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$r_buff0_thd0 [L890] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$r_buff1_thd0 [L890] 0 a$r_buff1_thd0 = a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$r_buff1_thd0 [L893] 0 main$tmp_guard1 = !(__unbuffered_p0_EAX == 0 && __unbuffered_p1_EAX == 0 && __unbuffered_p2_EAX == 1 && __unbuffered_p2_EBX == 0 && __unbuffered_p3_EAX == 1 && __unbuffered_p3_EBX == 0) VAL [__unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t89={5:0}, t90={6:0}, t91={7:0}, t92={3:0}, weak$$choice0=49, weak$$choice2=255, x=1, y=1, z=1] [L895] CALL 0 __VERIFIER_assert(main$tmp_guard1) [L18] COND TRUE 0 !expression VAL [\old(expression)=1, \old(expression)=0, __unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, expression=1, expression=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=1, z=1] [L18] 0 reach_error() VAL [\old(expression)=1, \old(expression)=0, __unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, expression=1, expression=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=1, z=1] - UnprovableResult [Line: 18]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 876]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 874]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 878]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 880]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 9 procedures, 179 locations, 7 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 19.7s, OverallIterations: 14, TraceHistogramMax: 1, PathProgramHistogramMax: 4, EmptinessCheckTime: 0.0s, AutomataDifference: 17.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 904 SdHoareTripleChecker+Valid, 2.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 904 mSDsluCounter, 1107 SdHoareTripleChecker+Invalid, 1.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1909 mSDsCounter, 203 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2397 IncrementalHoareTripleChecker+Invalid, 2600 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 203 mSolverCounterUnsat, 228 mSDtfsCounter, 2397 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 171 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 144 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 191 ImplicationChecksByTransitivity, 1.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1006occurred in iteration=13, InterpolantAutomatonStates: 130, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 1377 NumberOfCodeBlocks, 1377 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 1254 ConstructedInterpolants, 0 QuantifiedInterpolants, 5793 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 13 InterpolantComputations, 13 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2021-12-14 16:32:33,814 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE