./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix005.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0a2fb7e-7a73-41b6-8a47-54b2ff5d7ef1/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0a2fb7e-7a73-41b6-8a47-54b2ff5d7ef1/bin/uautomizer-DrprNOufMa/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0a2fb7e-7a73-41b6-8a47-54b2ff5d7ef1/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0a2fb7e-7a73-41b6-8a47-54b2ff5d7ef1/bin/uautomizer-DrprNOufMa/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix005.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0a2fb7e-7a73-41b6-8a47-54b2ff5d7ef1/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0a2fb7e-7a73-41b6-8a47-54b2ff5d7ef1/bin/uautomizer-DrprNOufMa --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 0c4e58b38f229da1b25a4c7b1c830f1f36e4dc5c1e18903f04a209f4b4cfa3c5 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-06 23:40:37,134 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-06 23:40:37,135 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-06 23:40:37,158 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-06 23:40:37,159 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-06 23:40:37,160 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-06 23:40:37,161 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-06 23:40:37,163 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-06 23:40:37,164 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-06 23:40:37,165 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-06 23:40:37,166 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-06 23:40:37,167 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-06 23:40:37,167 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-06 23:40:37,168 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-06 23:40:37,170 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-06 23:40:37,171 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-06 23:40:37,171 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-06 23:40:37,172 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-06 23:40:37,174 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-06 23:40:37,176 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-06 23:40:37,177 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-06 23:40:37,178 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-06 23:40:37,179 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-06 23:40:37,180 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-06 23:40:37,183 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-06 23:40:37,183 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-06 23:40:37,183 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-06 23:40:37,184 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-06 23:40:37,185 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-06 23:40:37,185 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-06 23:40:37,186 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-06 23:40:37,186 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-06 23:40:37,187 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-06 23:40:37,187 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-06 23:40:37,188 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-06 23:40:37,188 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-06 23:40:37,189 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-06 23:40:37,189 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-06 23:40:37,189 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-06 23:40:37,190 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-06 23:40:37,190 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-06 23:40:37,191 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0a2fb7e-7a73-41b6-8a47-54b2ff5d7ef1/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-12-06 23:40:37,208 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-06 23:40:37,208 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-06 23:40:37,208 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-06 23:40:37,208 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-06 23:40:37,209 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-06 23:40:37,209 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-06 23:40:37,209 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-06 23:40:37,209 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-06 23:40:37,210 INFO L138 SettingsManager]: * Use SBE=true [2021-12-06 23:40:37,210 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-06 23:40:37,210 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-06 23:40:37,210 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-06 23:40:37,210 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-06 23:40:37,210 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-06 23:40:37,210 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-06 23:40:37,210 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-06 23:40:37,210 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-06 23:40:37,210 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-06 23:40:37,211 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-06 23:40:37,211 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-06 23:40:37,211 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-06 23:40:37,211 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-06 23:40:37,211 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-06 23:40:37,211 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-06 23:40:37,211 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-06 23:40:37,211 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-06 23:40:37,212 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-06 23:40:37,212 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-06 23:40:37,212 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-06 23:40:37,212 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-06 23:40:37,212 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-06 23:40:37,212 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-06 23:40:37,212 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-06 23:40:37,212 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-06 23:40:37,212 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0a2fb7e-7a73-41b6-8a47-54b2ff5d7ef1/bin/uautomizer-DrprNOufMa/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0a2fb7e-7a73-41b6-8a47-54b2ff5d7ef1/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0c4e58b38f229da1b25a4c7b1c830f1f36e4dc5c1e18903f04a209f4b4cfa3c5 [2021-12-06 23:40:37,415 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-06 23:40:37,435 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-06 23:40:37,437 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-06 23:40:37,438 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-06 23:40:37,439 INFO L275 PluginConnector]: CDTParser initialized [2021-12-06 23:40:37,440 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0a2fb7e-7a73-41b6-8a47-54b2ff5d7ef1/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/pthread-wmm/mix005.opt.i [2021-12-06 23:40:37,489 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0a2fb7e-7a73-41b6-8a47-54b2ff5d7ef1/bin/uautomizer-DrprNOufMa/data/cf926e27d/dfd84dac94d544f5bb9c5188c9a43543/FLAGa3a89ac4c [2021-12-06 23:40:37,913 INFO L306 CDTParser]: Found 1 translation units. [2021-12-06 23:40:37,913 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0a2fb7e-7a73-41b6-8a47-54b2ff5d7ef1/sv-benchmarks/c/pthread-wmm/mix005.opt.i [2021-12-06 23:40:37,928 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0a2fb7e-7a73-41b6-8a47-54b2ff5d7ef1/bin/uautomizer-DrprNOufMa/data/cf926e27d/dfd84dac94d544f5bb9c5188c9a43543/FLAGa3a89ac4c [2021-12-06 23:40:37,938 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0a2fb7e-7a73-41b6-8a47-54b2ff5d7ef1/bin/uautomizer-DrprNOufMa/data/cf926e27d/dfd84dac94d544f5bb9c5188c9a43543 [2021-12-06 23:40:37,939 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-06 23:40:37,940 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-06 23:40:37,942 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-06 23:40:37,942 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-06 23:40:37,944 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-06 23:40:37,945 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 11:40:37" (1/1) ... [2021-12-06 23:40:37,946 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ac4efab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 11:40:37, skipping insertion in model container [2021-12-06 23:40:37,946 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 11:40:37" (1/1) ... [2021-12-06 23:40:37,952 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-06 23:40:37,982 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-06 23:40:38,107 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0a2fb7e-7a73-41b6-8a47-54b2ff5d7ef1/sv-benchmarks/c/pthread-wmm/mix005.opt.i[944,957] [2021-12-06 23:40:38,231 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 23:40:38,237 INFO L203 MainTranslator]: Completed pre-run [2021-12-06 23:40:38,246 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0a2fb7e-7a73-41b6-8a47-54b2ff5d7ef1/sv-benchmarks/c/pthread-wmm/mix005.opt.i[944,957] [2021-12-06 23:40:38,281 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 23:40:38,307 INFO L208 MainTranslator]: Completed translation [2021-12-06 23:40:38,307 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 11:40:38 WrapperNode [2021-12-06 23:40:38,307 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-06 23:40:38,308 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-06 23:40:38,308 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-06 23:40:38,308 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-06 23:40:38,314 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 11:40:38" (1/1) ... [2021-12-06 23:40:38,333 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 11:40:38" (1/1) ... [2021-12-06 23:40:38,362 INFO L137 Inliner]: procedures = 177, calls = 71, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 296 [2021-12-06 23:40:38,362 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-06 23:40:38,363 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-06 23:40:38,363 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-06 23:40:38,363 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-06 23:40:38,372 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 11:40:38" (1/1) ... [2021-12-06 23:40:38,372 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 11:40:38" (1/1) ... [2021-12-06 23:40:38,377 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 11:40:38" (1/1) ... [2021-12-06 23:40:38,378 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 11:40:38" (1/1) ... [2021-12-06 23:40:38,390 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 11:40:38" (1/1) ... [2021-12-06 23:40:38,394 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 11:40:38" (1/1) ... [2021-12-06 23:40:38,398 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 11:40:38" (1/1) ... [2021-12-06 23:40:38,404 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-06 23:40:38,405 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-06 23:40:38,405 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-06 23:40:38,405 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-06 23:40:38,406 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 11:40:38" (1/1) ... [2021-12-06 23:40:38,413 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-06 23:40:38,423 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0a2fb7e-7a73-41b6-8a47-54b2ff5d7ef1/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:40:38,432 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0a2fb7e-7a73-41b6-8a47-54b2ff5d7ef1/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-06 23:40:38,434 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0a2fb7e-7a73-41b6-8a47-54b2ff5d7ef1/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-06 23:40:38,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-06 23:40:38,462 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-12-06 23:40:38,462 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-06 23:40:38,463 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-06 23:40:38,463 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-06 23:40:38,463 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-12-06 23:40:38,463 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-12-06 23:40:38,463 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-12-06 23:40:38,463 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-12-06 23:40:38,463 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-12-06 23:40:38,463 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-12-06 23:40:38,463 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-12-06 23:40:38,463 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-12-06 23:40:38,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-06 23:40:38,464 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-12-06 23:40:38,464 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-06 23:40:38,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-06 23:40:38,465 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-12-06 23:40:38,555 INFO L236 CfgBuilder]: Building ICFG [2021-12-06 23:40:38,556 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-06 23:40:38,946 INFO L277 CfgBuilder]: Performing block encoding [2021-12-06 23:40:39,172 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-06 23:40:39,172 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-06 23:40:39,174 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 11:40:39 BoogieIcfgContainer [2021-12-06 23:40:39,174 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-06 23:40:39,175 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-06 23:40:39,176 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-06 23:40:39,178 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-06 23:40:39,178 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.12 11:40:37" (1/3) ... [2021-12-06 23:40:39,179 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3086076f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 11:40:39, skipping insertion in model container [2021-12-06 23:40:39,179 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 11:40:38" (2/3) ... [2021-12-06 23:40:39,179 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3086076f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 11:40:39, skipping insertion in model container [2021-12-06 23:40:39,179 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 11:40:39" (3/3) ... [2021-12-06 23:40:39,180 INFO L111 eAbstractionObserver]: Analyzing ICFG mix005.opt.i [2021-12-06 23:40:39,184 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-12-06 23:40:39,184 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-06 23:40:39,184 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-12-06 23:40:39,184 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-12-06 23:40:39,218 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,218 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,218 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,218 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,219 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,219 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,219 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,219 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,219 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,220 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,220 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,220 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,220 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,220 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,220 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,221 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,221 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,221 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,221 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,221 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,221 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,222 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,222 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,222 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,222 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,222 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,222 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,223 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,223 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,223 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,223 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,223 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,223 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,224 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,224 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,224 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,224 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,224 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,224 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,224 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,224 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,225 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,225 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,225 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,225 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,225 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,225 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,225 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,225 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,226 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,226 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,226 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,226 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,226 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,226 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,226 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,226 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,227 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,227 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,227 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,227 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,227 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,227 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,227 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,228 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,228 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,228 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,228 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,228 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,228 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,229 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,230 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,230 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,230 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,230 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,230 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,230 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,230 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,230 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,231 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,231 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,231 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,231 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,231 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,231 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,231 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,232 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,232 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,232 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,232 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,232 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,232 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,232 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,232 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,233 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,233 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,233 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,233 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,233 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,233 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,233 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,233 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,234 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,234 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,234 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,234 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,234 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,234 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,235 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,236 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,236 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,236 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,236 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,236 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,237 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,237 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,237 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,237 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,237 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,237 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,237 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,238 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,238 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,238 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,238 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,238 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,238 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,238 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,239 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,239 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,239 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,239 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,239 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,239 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,239 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,240 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,240 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,240 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,240 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,240 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,240 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,240 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,240 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,240 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,241 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,241 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,241 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,241 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,241 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,241 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,241 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,241 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,242 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,242 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,242 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,242 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,242 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,242 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,242 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,242 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,243 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,243 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,243 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,243 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,243 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,243 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,244 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,244 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,245 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,245 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,245 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,245 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,245 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,245 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,245 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,246 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,246 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,246 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,246 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,246 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,246 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,246 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,246 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,246 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,247 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,247 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,247 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,247 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,247 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,247 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,247 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,247 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,248 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,248 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,248 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,248 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,248 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,248 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,248 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,248 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,249 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,249 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,249 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,249 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,250 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,250 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,251 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,251 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,251 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite53#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,251 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,251 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,251 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,251 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,252 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,252 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,252 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite53#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,252 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,252 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,253 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,253 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,253 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,253 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,256 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,256 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,256 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,257 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,257 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,257 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,257 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,257 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,257 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,257 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,258 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,258 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,258 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,258 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,258 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,258 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,258 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,259 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,259 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,259 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,259 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,259 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,259 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,259 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,260 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,260 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,260 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,261 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,261 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,261 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,261 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,262 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,262 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,262 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,262 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,263 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,263 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,263 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,263 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,263 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,263 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,263 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,264 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,264 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,264 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,264 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,264 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,264 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,264 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,265 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,265 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,265 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,265 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,265 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,265 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,266 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,266 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,266 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,266 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,266 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,266 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,266 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,267 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite53#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,267 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,267 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,267 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,268 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,268 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,268 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,268 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 23:40:39,269 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-12-06 23:40:39,305 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-06 23:40:39,311 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 [2021-12-06 23:40:39,311 INFO L340 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-12-06 23:40:39,320 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 148 places, 137 transitions, 294 flow [2021-12-06 23:40:39,360 INFO L129 PetriNetUnfolder]: 2/133 cut-off events. [2021-12-06 23:40:39,360 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-12-06 23:40:39,364 INFO L84 FinitePrefix]: Finished finitePrefix Result has 146 conditions, 133 events. 2/133 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 63 event pairs, 0 based on Foata normal form. 0/129 useless extension candidates. Maximal degree in co-relation 90. Up to 2 conditions per place. [2021-12-06 23:40:39,364 INFO L82 GeneralOperation]: Start removeDead. Operand has 148 places, 137 transitions, 294 flow [2021-12-06 23:40:39,368 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 144 places, 133 transitions, 278 flow [2021-12-06 23:40:39,383 INFO L129 PetriNetUnfolder]: 0/93 cut-off events. [2021-12-06 23:40:39,383 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-12-06 23:40:39,384 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-06 23:40:39,384 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] [2021-12-06 23:40:39,384 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting P3Err0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-12-06 23:40:39,388 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 23:40:39,388 INFO L85 PathProgramCache]: Analyzing trace with hash 488251171, now seen corresponding path program 1 times [2021-12-06 23:40:39,395 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 23:40:39,395 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1300893584] [2021-12-06 23:40:39,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 23:40:39,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 23:40:39,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:40:39,636 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 23:40:39,636 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 23:40:39,636 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1300893584] [2021-12-06 23:40:39,637 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1300893584] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 23:40:39,637 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 23:40:39,638 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-06 23:40:39,639 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [698633812] [2021-12-06 23:40:39,640 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 23:40:39,647 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 23:40:39,648 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 23:40:39,667 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 23:40:39,668 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 23:40:39,670 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 123 out of 137 [2021-12-06 23:40:39,673 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 144 places, 133 transitions, 278 flow. Second operand has 3 states, 3 states have (on average 125.0) internal successors, (375), 3 states have internal predecessors, (375), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 23:40:39,674 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-06 23:40:39,674 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 123 of 137 [2021-12-06 23:40:39,675 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-06 23:40:39,773 INFO L129 PetriNetUnfolder]: 14/214 cut-off events. [2021-12-06 23:40:39,774 INFO L130 PetriNetUnfolder]: For 5/5 co-relation queries the response was YES. [2021-12-06 23:40:39,775 INFO L84 FinitePrefix]: Finished finitePrefix Result has 265 conditions, 214 events. 14/214 cut-off events. For 5/5 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 461 event pairs, 6 based on Foata normal form. 6/209 useless extension candidates. Maximal degree in co-relation 206. Up to 25 conditions per place. [2021-12-06 23:40:39,777 INFO L132 encePairwiseOnDemand]: 132/137 looper letters, 10 selfloop transitions, 2 changer transitions 0/131 dead transitions. [2021-12-06 23:40:39,777 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 144 places, 131 transitions, 298 flow [2021-12-06 23:40:39,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 23:40:39,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-12-06 23:40:39,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 386 transitions. [2021-12-06 23:40:39,788 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9391727493917275 [2021-12-06 23:40:39,789 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 386 transitions. [2021-12-06 23:40:39,789 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 386 transitions. [2021-12-06 23:40:39,791 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 23:40:39,793 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 386 transitions. [2021-12-06 23:40:39,797 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 128.66666666666666) internal successors, (386), 3 states have internal predecessors, (386), 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) [2021-12-06 23:40:39,802 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 137.0) internal successors, (548), 4 states have internal predecessors, (548), 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) [2021-12-06 23:40:39,803 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 137.0) internal successors, (548), 4 states have internal predecessors, (548), 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) [2021-12-06 23:40:39,804 INFO L186 Difference]: Start difference. First operand has 144 places, 133 transitions, 278 flow. Second operand 3 states and 386 transitions. [2021-12-06 23:40:39,805 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 144 places, 131 transitions, 298 flow [2021-12-06 23:40:39,807 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 140 places, 131 transitions, 294 flow, removed 0 selfloop flow, removed 4 redundant places. [2021-12-06 23:40:39,813 INFO L242 Difference]: Finished difference. Result has 140 places, 129 transitions, 270 flow [2021-12-06 23:40:39,814 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=137, PETRI_DIFFERENCE_MINUEND_FLOW=266, PETRI_DIFFERENCE_MINUEND_PLACES=138, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=129, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=127, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=270, PETRI_PLACES=140, PETRI_TRANSITIONS=129} [2021-12-06 23:40:39,817 INFO L334 CegarLoopForPetriNet]: 144 programPoint places, -4 predicate places. [2021-12-06 23:40:39,817 INFO L470 AbstractCegarLoop]: Abstraction has has 140 places, 129 transitions, 270 flow [2021-12-06 23:40:39,817 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 125.0) internal successors, (375), 3 states have internal predecessors, (375), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 23:40:39,817 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-06 23:40:39,818 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 23:40:39,818 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-06 23:40:39,818 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-12-06 23:40:39,818 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 23:40:39,818 INFO L85 PathProgramCache]: Analyzing trace with hash 1847271632, now seen corresponding path program 1 times [2021-12-06 23:40:39,819 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 23:40:39,819 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [76622588] [2021-12-06 23:40:39,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 23:40:39,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 23:40:39,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:40:40,027 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 23:40:40,028 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 23:40:40,028 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [76622588] [2021-12-06 23:40:40,028 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [76622588] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 23:40:40,028 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 23:40:40,028 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-06 23:40:40,028 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [145426191] [2021-12-06 23:40:40,028 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 23:40:40,030 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-06 23:40:40,030 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 23:40:40,030 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-06 23:40:40,030 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-12-06 23:40:40,032 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 106 out of 137 [2021-12-06 23:40:40,033 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 140 places, 129 transitions, 270 flow. Second operand has 7 states, 7 states have (on average 108.42857142857143) internal successors, (759), 7 states have internal predecessors, (759), 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) [2021-12-06 23:40:40,033 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-06 23:40:40,033 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 106 of 137 [2021-12-06 23:40:40,033 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-06 23:40:41,320 INFO L129 PetriNetUnfolder]: 3015/7278 cut-off events. [2021-12-06 23:40:41,320 INFO L130 PetriNetUnfolder]: For 126/126 co-relation queries the response was YES. [2021-12-06 23:40:41,342 INFO L84 FinitePrefix]: Finished finitePrefix Result has 11815 conditions, 7278 events. 3015/7278 cut-off events. For 126/126 co-relation queries the response was YES. Maximal size of possible extension queue 420. Compared 65857 event pairs, 390 based on Foata normal form. 0/7117 useless extension candidates. Maximal degree in co-relation 11752. Up to 1641 conditions per place. [2021-12-06 23:40:41,362 INFO L132 encePairwiseOnDemand]: 123/137 looper letters, 33 selfloop transitions, 10 changer transitions 89/221 dead transitions. [2021-12-06 23:40:41,362 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 152 places, 221 transitions, 698 flow [2021-12-06 23:40:41,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-12-06 23:40:41,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-12-06 23:40:41,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1500 transitions. [2021-12-06 23:40:41,370 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8422234699606962 [2021-12-06 23:40:41,370 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1500 transitions. [2021-12-06 23:40:41,370 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1500 transitions. [2021-12-06 23:40:41,373 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 23:40:41,373 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1500 transitions. [2021-12-06 23:40:41,378 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 115.38461538461539) internal successors, (1500), 13 states have internal predecessors, (1500), 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) [2021-12-06 23:40:41,383 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 137.0) internal successors, (1918), 14 states have internal predecessors, (1918), 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) [2021-12-06 23:40:41,385 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 137.0) internal successors, (1918), 14 states have internal predecessors, (1918), 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) [2021-12-06 23:40:41,385 INFO L186 Difference]: Start difference. First operand has 140 places, 129 transitions, 270 flow. Second operand 13 states and 1500 transitions. [2021-12-06 23:40:41,385 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 152 places, 221 transitions, 698 flow [2021-12-06 23:40:41,387 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 150 places, 221 transitions, 688 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-12-06 23:40:41,389 INFO L242 Difference]: Finished difference. Result has 162 places, 121 transitions, 360 flow [2021-12-06 23:40:41,390 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=137, PETRI_DIFFERENCE_MINUEND_FLOW=266, PETRI_DIFFERENCE_MINUEND_PLACES=138, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=129, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=119, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=360, PETRI_PLACES=162, PETRI_TRANSITIONS=121} [2021-12-06 23:40:41,390 INFO L334 CegarLoopForPetriNet]: 144 programPoint places, 18 predicate places. [2021-12-06 23:40:41,390 INFO L470 AbstractCegarLoop]: Abstraction has has 162 places, 121 transitions, 360 flow [2021-12-06 23:40:41,391 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 108.42857142857143) internal successors, (759), 7 states have internal predecessors, (759), 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) [2021-12-06 23:40:41,391 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-06 23:40:41,391 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 23:40:41,391 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-06 23:40:41,391 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-12-06 23:40:41,392 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 23:40:41,392 INFO L85 PathProgramCache]: Analyzing trace with hash -576544474, now seen corresponding path program 1 times [2021-12-06 23:40:41,392 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 23:40:41,392 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1081380603] [2021-12-06 23:40:41,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 23:40:41,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 23:40:41,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:40:41,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 23:40:41,555 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 23:40:41,555 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1081380603] [2021-12-06 23:40:41,556 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1081380603] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 23:40:41,556 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 23:40:41,556 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-06 23:40:41,556 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1731998168] [2021-12-06 23:40:41,556 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 23:40:41,557 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-06 23:40:41,557 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 23:40:41,558 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-06 23:40:41,558 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-12-06 23:40:41,559 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 106 out of 137 [2021-12-06 23:40:41,561 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 162 places, 121 transitions, 360 flow. Second operand has 7 states, 7 states have (on average 108.71428571428571) internal successors, (761), 7 states have internal predecessors, (761), 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) [2021-12-06 23:40:41,561 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-06 23:40:41,561 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 106 of 137 [2021-12-06 23:40:41,562 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-06 23:40:42,434 INFO L129 PetriNetUnfolder]: 1814/3752 cut-off events. [2021-12-06 23:40:42,434 INFO L130 PetriNetUnfolder]: For 8521/8529 co-relation queries the response was YES. [2021-12-06 23:40:42,472 INFO L84 FinitePrefix]: Finished finitePrefix Result has 13105 conditions, 3752 events. 1814/3752 cut-off events. For 8521/8529 co-relation queries the response was YES. Maximal size of possible extension queue 228. Compared 26961 event pairs, 197 based on Foata normal form. 81/3742 useless extension candidates. Maximal degree in co-relation 13026. Up to 1430 conditions per place. [2021-12-06 23:40:42,502 INFO L132 encePairwiseOnDemand]: 125/137 looper letters, 44 selfloop transitions, 13 changer transitions 73/219 dead transitions. [2021-12-06 23:40:42,503 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 151 places, 219 transitions, 1270 flow [2021-12-06 23:40:42,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-12-06 23:40:42,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-12-06 23:40:42,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1490 transitions. [2021-12-06 23:40:42,507 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8366086468276249 [2021-12-06 23:40:42,507 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1490 transitions. [2021-12-06 23:40:42,507 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1490 transitions. [2021-12-06 23:40:42,508 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 23:40:42,509 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1490 transitions. [2021-12-06 23:40:42,513 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 114.61538461538461) internal successors, (1490), 13 states have internal predecessors, (1490), 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) [2021-12-06 23:40:42,517 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 137.0) internal successors, (1918), 14 states have internal predecessors, (1918), 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) [2021-12-06 23:40:42,518 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 137.0) internal successors, (1918), 14 states have internal predecessors, (1918), 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) [2021-12-06 23:40:42,518 INFO L186 Difference]: Start difference. First operand has 162 places, 121 transitions, 360 flow. Second operand 13 states and 1490 transitions. [2021-12-06 23:40:42,519 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 151 places, 219 transitions, 1270 flow [2021-12-06 23:40:42,547 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 147 places, 219 transitions, 1218 flow, removed 24 selfloop flow, removed 4 redundant places. [2021-12-06 23:40:42,550 INFO L242 Difference]: Finished difference. Result has 159 places, 130 transitions, 529 flow [2021-12-06 23:40:42,550 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=137, PETRI_DIFFERENCE_MINUEND_FLOW=346, PETRI_DIFFERENCE_MINUEND_PLACES=135, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=121, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=108, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=529, PETRI_PLACES=159, PETRI_TRANSITIONS=130} [2021-12-06 23:40:42,551 INFO L334 CegarLoopForPetriNet]: 144 programPoint places, 15 predicate places. [2021-12-06 23:40:42,551 INFO L470 AbstractCegarLoop]: Abstraction has has 159 places, 130 transitions, 529 flow [2021-12-06 23:40:42,552 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 108.71428571428571) internal successors, (761), 7 states have internal predecessors, (761), 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) [2021-12-06 23:40:42,552 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-06 23:40:42,552 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] [2021-12-06 23:40:42,552 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-06 23:40:42,552 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-12-06 23:40:42,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 23:40:42,553 INFO L85 PathProgramCache]: Analyzing trace with hash 400769591, now seen corresponding path program 1 times [2021-12-06 23:40:42,553 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 23:40:42,553 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1342704380] [2021-12-06 23:40:42,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 23:40:42,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 23:40:42,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:40:42,683 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 23:40:42,683 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 23:40:42,684 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1342704380] [2021-12-06 23:40:42,684 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1342704380] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 23:40:42,684 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 23:40:42,684 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-06 23:40:42,684 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1949834642] [2021-12-06 23:40:42,684 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 23:40:42,685 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-06 23:40:42,685 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 23:40:42,686 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-06 23:40:42,686 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-12-06 23:40:42,687 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 106 out of 137 [2021-12-06 23:40:42,688 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 159 places, 130 transitions, 529 flow. Second operand has 7 states, 7 states have (on average 108.85714285714286) internal successors, (762), 7 states have internal predecessors, (762), 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) [2021-12-06 23:40:42,689 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-06 23:40:42,689 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 106 of 137 [2021-12-06 23:40:42,689 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-06 23:40:43,424 INFO L129 PetriNetUnfolder]: 1396/3085 cut-off events. [2021-12-06 23:40:43,425 INFO L130 PetriNetUnfolder]: For 13375/13391 co-relation queries the response was YES. [2021-12-06 23:40:43,436 INFO L84 FinitePrefix]: Finished finitePrefix Result has 12574 conditions, 3085 events. 1396/3085 cut-off events. For 13375/13391 co-relation queries the response was YES. Maximal size of possible extension queue 171. Compared 21682 event pairs, 481 based on Foata normal form. 53/3002 useless extension candidates. Maximal degree in co-relation 12485. Up to 1112 conditions per place. [2021-12-06 23:40:43,455 INFO L132 encePairwiseOnDemand]: 121/137 looper letters, 39 selfloop transitions, 30 changer transitions 58/216 dead transitions. [2021-12-06 23:40:43,455 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 162 places, 216 transitions, 1509 flow [2021-12-06 23:40:43,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-12-06 23:40:43,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-12-06 23:40:43,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1492 transitions. [2021-12-06 23:40:43,459 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8377316114542392 [2021-12-06 23:40:43,459 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1492 transitions. [2021-12-06 23:40:43,459 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1492 transitions. [2021-12-06 23:40:43,460 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 23:40:43,460 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1492 transitions. [2021-12-06 23:40:43,463 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 114.76923076923077) internal successors, (1492), 13 states have internal predecessors, (1492), 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) [2021-12-06 23:40:43,466 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 137.0) internal successors, (1918), 14 states have internal predecessors, (1918), 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) [2021-12-06 23:40:43,467 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 137.0) internal successors, (1918), 14 states have internal predecessors, (1918), 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) [2021-12-06 23:40:43,467 INFO L186 Difference]: Start difference. First operand has 159 places, 130 transitions, 529 flow. Second operand 13 states and 1492 transitions. [2021-12-06 23:40:43,467 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 162 places, 216 transitions, 1509 flow [2021-12-06 23:40:43,484 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 155 places, 216 transitions, 1408 flow, removed 48 selfloop flow, removed 7 redundant places. [2021-12-06 23:40:43,487 INFO L242 Difference]: Finished difference. Result has 166 places, 139 transitions, 712 flow [2021-12-06 23:40:43,488 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=137, PETRI_DIFFERENCE_MINUEND_FLOW=496, PETRI_DIFFERENCE_MINUEND_PLACES=143, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=130, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=22, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=105, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=712, PETRI_PLACES=166, PETRI_TRANSITIONS=139} [2021-12-06 23:40:43,488 INFO L334 CegarLoopForPetriNet]: 144 programPoint places, 22 predicate places. [2021-12-06 23:40:43,488 INFO L470 AbstractCegarLoop]: Abstraction has has 166 places, 139 transitions, 712 flow [2021-12-06 23:40:43,489 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 108.85714285714286) internal successors, (762), 7 states have internal predecessors, (762), 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) [2021-12-06 23:40:43,489 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-06 23:40:43,489 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 23:40:43,489 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-06 23:40:43,489 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-12-06 23:40:43,489 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 23:40:43,490 INFO L85 PathProgramCache]: Analyzing trace with hash 1503773962, now seen corresponding path program 1 times [2021-12-06 23:40:43,490 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 23:40:43,490 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1137343932] [2021-12-06 23:40:43,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 23:40:43,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 23:40:43,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:40:43,576 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 23:40:43,577 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 23:40:43,577 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1137343932] [2021-12-06 23:40:43,577 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1137343932] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 23:40:43,577 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 23:40:43,577 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-06 23:40:43,577 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [60512980] [2021-12-06 23:40:43,577 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 23:40:43,578 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-06 23:40:43,578 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 23:40:43,578 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-06 23:40:43,578 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-06 23:40:43,579 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 112 out of 137 [2021-12-06 23:40:43,579 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 166 places, 139 transitions, 712 flow. Second operand has 6 states, 6 states have (on average 114.33333333333333) internal successors, (686), 6 states have internal predecessors, (686), 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) [2021-12-06 23:40:43,579 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-06 23:40:43,579 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 112 of 137 [2021-12-06 23:40:43,579 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-06 23:40:46,103 INFO L129 PetriNetUnfolder]: 9098/15846 cut-off events. [2021-12-06 23:40:46,103 INFO L130 PetriNetUnfolder]: For 44987/66095 co-relation queries the response was YES. [2021-12-06 23:40:46,181 INFO L84 FinitePrefix]: Finished finitePrefix Result has 49089 conditions, 15846 events. 9098/15846 cut-off events. For 44987/66095 co-relation queries the response was YES. Maximal size of possible extension queue 1248. Compared 133746 event pairs, 739 based on Foata normal form. 201/14599 useless extension candidates. Maximal degree in co-relation 48993. Up to 5109 conditions per place. [2021-12-06 23:40:46,240 INFO L132 encePairwiseOnDemand]: 126/137 looper letters, 101 selfloop transitions, 20 changer transitions 0/235 dead transitions. [2021-12-06 23:40:46,240 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 166 places, 235 transitions, 1579 flow [2021-12-06 23:40:46,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-12-06 23:40:46,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-12-06 23:40:46,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1211 transitions. [2021-12-06 23:40:46,244 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8839416058394161 [2021-12-06 23:40:46,244 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 1211 transitions. [2021-12-06 23:40:46,244 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 1211 transitions. [2021-12-06 23:40:46,245 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 23:40:46,245 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 1211 transitions. [2021-12-06 23:40:46,247 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 121.1) internal successors, (1211), 10 states have internal predecessors, (1211), 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) [2021-12-06 23:40:46,249 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 137.0) internal successors, (1507), 11 states have internal predecessors, (1507), 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) [2021-12-06 23:40:46,249 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 137.0) internal successors, (1507), 11 states have internal predecessors, (1507), 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) [2021-12-06 23:40:46,250 INFO L186 Difference]: Start difference. First operand has 166 places, 139 transitions, 712 flow. Second operand 10 states and 1211 transitions. [2021-12-06 23:40:46,250 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 166 places, 235 transitions, 1579 flow [2021-12-06 23:40:46,289 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 151 places, 235 transitions, 1531 flow, removed 24 selfloop flow, removed 15 redundant places. [2021-12-06 23:40:46,292 INFO L242 Difference]: Finished difference. Result has 157 places, 157 transitions, 807 flow [2021-12-06 23:40:46,292 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=137, PETRI_DIFFERENCE_MINUEND_FLOW=664, PETRI_DIFFERENCE_MINUEND_PLACES=142, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=139, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=129, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=807, PETRI_PLACES=157, PETRI_TRANSITIONS=157} [2021-12-06 23:40:46,293 INFO L334 CegarLoopForPetriNet]: 144 programPoint places, 13 predicate places. [2021-12-06 23:40:46,293 INFO L470 AbstractCegarLoop]: Abstraction has has 157 places, 157 transitions, 807 flow [2021-12-06 23:40:46,293 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 114.33333333333333) internal successors, (686), 6 states have internal predecessors, (686), 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) [2021-12-06 23:40:46,293 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-06 23:40:46,293 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] [2021-12-06 23:40:46,293 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-12-06 23:40:46,294 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-12-06 23:40:46,294 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 23:40:46,294 INFO L85 PathProgramCache]: Analyzing trace with hash 142164645, now seen corresponding path program 1 times [2021-12-06 23:40:46,294 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 23:40:46,294 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [474429758] [2021-12-06 23:40:46,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 23:40:46,294 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 23:40:46,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:40:46,381 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 23:40:46,381 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 23:40:46,381 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [474429758] [2021-12-06 23:40:46,382 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [474429758] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 23:40:46,382 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 23:40:46,382 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-06 23:40:46,382 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2135173552] [2021-12-06 23:40:46,382 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 23:40:46,382 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-06 23:40:46,382 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 23:40:46,383 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-06 23:40:46,383 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-06 23:40:46,384 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 114 out of 137 [2021-12-06 23:40:46,384 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 157 places, 157 transitions, 807 flow. Second operand has 6 states, 6 states have (on average 116.5) internal successors, (699), 6 states have internal predecessors, (699), 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) [2021-12-06 23:40:46,384 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-06 23:40:46,384 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 114 of 137 [2021-12-06 23:40:46,384 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-06 23:40:47,502 INFO L129 PetriNetUnfolder]: 2466/8022 cut-off events. [2021-12-06 23:40:47,502 INFO L130 PetriNetUnfolder]: For 16946/19077 co-relation queries the response was YES. [2021-12-06 23:40:47,545 INFO L84 FinitePrefix]: Finished finitePrefix Result has 24754 conditions, 8022 events. 2466/8022 cut-off events. For 16946/19077 co-relation queries the response was YES. Maximal size of possible extension queue 630. Compared 90125 event pairs, 1027 based on Foata normal form. 162/7509 useless extension candidates. Maximal degree in co-relation 24664. Up to 1959 conditions per place. [2021-12-06 23:40:47,586 INFO L132 encePairwiseOnDemand]: 131/137 looper letters, 47 selfloop transitions, 21 changer transitions 0/191 dead transitions. [2021-12-06 23:40:47,586 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 165 places, 191 transitions, 1152 flow [2021-12-06 23:40:47,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-06 23:40:47,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-12-06 23:40:47,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1081 transitions. [2021-12-06 23:40:47,589 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8767234387672344 [2021-12-06 23:40:47,589 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1081 transitions. [2021-12-06 23:40:47,589 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1081 transitions. [2021-12-06 23:40:47,589 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 23:40:47,589 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1081 transitions. [2021-12-06 23:40:47,591 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 120.11111111111111) internal successors, (1081), 9 states have internal predecessors, (1081), 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) [2021-12-06 23:40:47,593 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 137.0) internal successors, (1370), 10 states have internal predecessors, (1370), 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) [2021-12-06 23:40:47,594 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 137.0) internal successors, (1370), 10 states have internal predecessors, (1370), 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) [2021-12-06 23:40:47,594 INFO L186 Difference]: Start difference. First operand has 157 places, 157 transitions, 807 flow. Second operand 9 states and 1081 transitions. [2021-12-06 23:40:47,594 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 165 places, 191 transitions, 1152 flow [2021-12-06 23:40:47,635 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 164 places, 191 transitions, 1150 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-12-06 23:40:47,638 INFO L242 Difference]: Finished difference. Result has 171 places, 165 transitions, 958 flow [2021-12-06 23:40:47,638 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=137, PETRI_DIFFERENCE_MINUEND_FLOW=805, PETRI_DIFFERENCE_MINUEND_PLACES=156, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=157, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=13, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=141, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=958, PETRI_PLACES=171, PETRI_TRANSITIONS=165} [2021-12-06 23:40:47,639 INFO L334 CegarLoopForPetriNet]: 144 programPoint places, 27 predicate places. [2021-12-06 23:40:47,639 INFO L470 AbstractCegarLoop]: Abstraction has has 171 places, 165 transitions, 958 flow [2021-12-06 23:40:47,639 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 116.5) internal successors, (699), 6 states have internal predecessors, (699), 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) [2021-12-06 23:40:47,640 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-06 23:40:47,640 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] [2021-12-06 23:40:47,640 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-12-06 23:40:47,640 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-12-06 23:40:47,640 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 23:40:47,640 INFO L85 PathProgramCache]: Analyzing trace with hash 1817413185, now seen corresponding path program 1 times [2021-12-06 23:40:47,640 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 23:40:47,640 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [576179050] [2021-12-06 23:40:47,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 23:40:47,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 23:40:47,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:40:47,816 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 23:40:47,817 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 23:40:47,817 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [576179050] [2021-12-06 23:40:47,817 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [576179050] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 23:40:47,817 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 23:40:47,817 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2021-12-06 23:40:47,817 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2068039266] [2021-12-06 23:40:47,818 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 23:40:47,818 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-12-06 23:40:47,818 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 23:40:47,818 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-12-06 23:40:47,819 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=141, Unknown=0, NotChecked=0, Total=182 [2021-12-06 23:40:47,820 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 100 out of 137 [2021-12-06 23:40:47,822 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 171 places, 165 transitions, 958 flow. Second operand has 14 states, 14 states have (on average 102.0) internal successors, (1428), 14 states have internal predecessors, (1428), 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) [2021-12-06 23:40:47,822 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-06 23:40:47,822 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 100 of 137 [2021-12-06 23:40:47,822 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-06 23:40:50,090 INFO L129 PetriNetUnfolder]: 4180/12378 cut-off events. [2021-12-06 23:40:50,090 INFO L130 PetriNetUnfolder]: For 39088/41976 co-relation queries the response was YES. [2021-12-06 23:40:50,166 INFO L84 FinitePrefix]: Finished finitePrefix Result has 41906 conditions, 12378 events. 4180/12378 cut-off events. For 39088/41976 co-relation queries the response was YES. Maximal size of possible extension queue 1056. Compared 145633 event pairs, 1120 based on Foata normal form. 189/11436 useless extension candidates. Maximal degree in co-relation 41799. Up to 2806 conditions per place. [2021-12-06 23:40:50,218 INFO L132 encePairwiseOnDemand]: 115/137 looper letters, 119 selfloop transitions, 113 changer transitions 0/333 dead transitions. [2021-12-06 23:40:50,218 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 189 places, 333 transitions, 3252 flow [2021-12-06 23:40:50,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-12-06 23:40:50,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2021-12-06 23:40:50,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 2049 transitions. [2021-12-06 23:40:50,222 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.787168651555897 [2021-12-06 23:40:50,223 INFO L72 ComplementDD]: Start complementDD. Operand 19 states and 2049 transitions. [2021-12-06 23:40:50,223 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 2049 transitions. [2021-12-06 23:40:50,224 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 23:40:50,224 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 19 states and 2049 transitions. [2021-12-06 23:40:50,227 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 20 states, 19 states have (on average 107.84210526315789) internal successors, (2049), 19 states have internal predecessors, (2049), 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) [2021-12-06 23:40:50,231 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 20 states, 20 states have (on average 137.0) internal successors, (2740), 20 states have internal predecessors, (2740), 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) [2021-12-06 23:40:50,232 INFO L81 ComplementDD]: Finished complementDD. Result has 20 states, 20 states have (on average 137.0) internal successors, (2740), 20 states have internal predecessors, (2740), 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) [2021-12-06 23:40:50,232 INFO L186 Difference]: Start difference. First operand has 171 places, 165 transitions, 958 flow. Second operand 19 states and 2049 transitions. [2021-12-06 23:40:50,232 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 189 places, 333 transitions, 3252 flow [2021-12-06 23:40:50,313 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 188 places, 333 transitions, 3193 flow, removed 5 selfloop flow, removed 1 redundant places. [2021-12-06 23:40:50,317 INFO L242 Difference]: Finished difference. Result has 203 places, 269 transitions, 2677 flow [2021-12-06 23:40:50,318 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=137, PETRI_DIFFERENCE_MINUEND_FLOW=937, PETRI_DIFFERENCE_MINUEND_PLACES=170, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=165, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=26, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=120, PETRI_DIFFERENCE_SUBTRAHEND_STATES=19, PETRI_FLOW=2677, PETRI_PLACES=203, PETRI_TRANSITIONS=269} [2021-12-06 23:40:50,318 INFO L334 CegarLoopForPetriNet]: 144 programPoint places, 59 predicate places. [2021-12-06 23:40:50,318 INFO L470 AbstractCegarLoop]: Abstraction has has 203 places, 269 transitions, 2677 flow [2021-12-06 23:40:50,319 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 102.0) internal successors, (1428), 14 states have internal predecessors, (1428), 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) [2021-12-06 23:40:50,319 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-06 23:40:50,319 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] [2021-12-06 23:40:50,319 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-12-06 23:40:50,319 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-12-06 23:40:50,320 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 23:40:50,320 INFO L85 PathProgramCache]: Analyzing trace with hash -940444313, now seen corresponding path program 2 times [2021-12-06 23:40:50,320 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 23:40:50,320 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [716794157] [2021-12-06 23:40:50,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 23:40:50,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 23:40:50,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:40:50,423 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 23:40:50,423 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 23:40:50,423 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [716794157] [2021-12-06 23:40:50,423 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [716794157] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 23:40:50,423 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 23:40:50,423 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-06 23:40:50,424 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1798217955] [2021-12-06 23:40:50,424 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 23:40:50,424 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-06 23:40:50,424 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 23:40:50,424 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-06 23:40:50,424 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-12-06 23:40:50,425 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 112 out of 137 [2021-12-06 23:40:50,426 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 203 places, 269 transitions, 2677 flow. Second operand has 7 states, 7 states have (on average 114.14285714285714) internal successors, (799), 7 states have internal predecessors, (799), 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) [2021-12-06 23:40:50,426 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-06 23:40:50,426 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 112 of 137 [2021-12-06 23:40:50,426 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-06 23:40:57,790 INFO L129 PetriNetUnfolder]: 22022/39908 cut-off events. [2021-12-06 23:40:57,791 INFO L130 PetriNetUnfolder]: For 235650/284746 co-relation queries the response was YES. [2021-12-06 23:40:58,135 INFO L84 FinitePrefix]: Finished finitePrefix Result has 173182 conditions, 39908 events. 22022/39908 cut-off events. For 235650/284746 co-relation queries the response was YES. Maximal size of possible extension queue 3018. Compared 403553 event pairs, 559 based on Foata normal form. 1767/39588 useless extension candidates. Maximal degree in co-relation 173056. Up to 11159 conditions per place. [2021-12-06 23:40:58,199 INFO L132 encePairwiseOnDemand]: 126/137 looper letters, 263 selfloop transitions, 38 changer transitions 274/726 dead transitions. [2021-12-06 23:40:58,200 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 215 places, 726 transitions, 9457 flow [2021-12-06 23:40:58,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-12-06 23:40:58,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-12-06 23:40:58,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1578 transitions. [2021-12-06 23:40:58,204 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8860190903986525 [2021-12-06 23:40:58,204 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1578 transitions. [2021-12-06 23:40:58,204 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1578 transitions. [2021-12-06 23:40:58,204 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 23:40:58,205 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1578 transitions. [2021-12-06 23:40:58,207 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 121.38461538461539) internal successors, (1578), 13 states have internal predecessors, (1578), 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) [2021-12-06 23:40:58,210 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 137.0) internal successors, (1918), 14 states have internal predecessors, (1918), 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) [2021-12-06 23:40:58,210 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 137.0) internal successors, (1918), 14 states have internal predecessors, (1918), 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) [2021-12-06 23:40:58,210 INFO L186 Difference]: Start difference. First operand has 203 places, 269 transitions, 2677 flow. Second operand 13 states and 1578 transitions. [2021-12-06 23:40:58,210 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 215 places, 726 transitions, 9457 flow [2021-12-06 23:40:59,239 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 214 places, 726 transitions, 8965 flow, removed 245 selfloop flow, removed 1 redundant places. [2021-12-06 23:40:59,246 INFO L242 Difference]: Finished difference. Result has 220 places, 237 transitions, 1985 flow [2021-12-06 23:40:59,246 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=137, PETRI_DIFFERENCE_MINUEND_FLOW=2357, PETRI_DIFFERENCE_MINUEND_PLACES=202, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=265, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=20, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=239, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=1985, PETRI_PLACES=220, PETRI_TRANSITIONS=237} [2021-12-06 23:40:59,247 INFO L334 CegarLoopForPetriNet]: 144 programPoint places, 76 predicate places. [2021-12-06 23:40:59,247 INFO L470 AbstractCegarLoop]: Abstraction has has 220 places, 237 transitions, 1985 flow [2021-12-06 23:40:59,247 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 114.14285714285714) internal successors, (799), 7 states have internal predecessors, (799), 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) [2021-12-06 23:40:59,247 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-06 23:40:59,247 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] [2021-12-06 23:40:59,247 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-12-06 23:40:59,248 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-12-06 23:40:59,248 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 23:40:59,248 INFO L85 PathProgramCache]: Analyzing trace with hash 1457136722, now seen corresponding path program 1 times [2021-12-06 23:40:59,248 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 23:40:59,248 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1857223334] [2021-12-06 23:40:59,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 23:40:59,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 23:40:59,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:40:59,446 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 23:40:59,446 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 23:40:59,446 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1857223334] [2021-12-06 23:40:59,447 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1857223334] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 23:40:59,447 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 23:40:59,447 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-06 23:40:59,447 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [620425609] [2021-12-06 23:40:59,447 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 23:40:59,447 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-06 23:40:59,447 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 23:40:59,448 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-06 23:40:59,448 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-12-06 23:40:59,449 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 112 out of 137 [2021-12-06 23:40:59,450 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 220 places, 237 transitions, 1985 flow. Second operand has 7 states, 7 states have (on average 114.71428571428571) internal successors, (803), 7 states have internal predecessors, (803), 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) [2021-12-06 23:40:59,450 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-06 23:40:59,450 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 112 of 137 [2021-12-06 23:40:59,450 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-06 23:41:01,722 INFO L129 PetriNetUnfolder]: 3823/13226 cut-off events. [2021-12-06 23:41:01,723 INFO L130 PetriNetUnfolder]: For 67802/78812 co-relation queries the response was YES. [2021-12-06 23:41:01,884 INFO L84 FinitePrefix]: Finished finitePrefix Result has 54503 conditions, 13226 events. 3823/13226 cut-off events. For 67802/78812 co-relation queries the response was YES. Maximal size of possible extension queue 1538. Compared 174301 event pairs, 391 based on Foata normal form. 228/12442 useless extension candidates. Maximal degree in co-relation 54368. Up to 3832 conditions per place. [2021-12-06 23:41:01,952 INFO L132 encePairwiseOnDemand]: 131/137 looper letters, 93 selfloop transitions, 16 changer transitions 9/285 dead transitions. [2021-12-06 23:41:01,952 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 223 places, 285 transitions, 2717 flow [2021-12-06 23:41:01,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-06 23:41:01,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-12-06 23:41:01,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 832 transitions. [2021-12-06 23:41:01,954 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.867570385818561 [2021-12-06 23:41:01,954 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 832 transitions. [2021-12-06 23:41:01,954 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 832 transitions. [2021-12-06 23:41:01,955 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 23:41:01,955 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 832 transitions. [2021-12-06 23:41:01,957 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 118.85714285714286) internal successors, (832), 7 states have internal predecessors, (832), 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) [2021-12-06 23:41:01,958 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 137.0) internal successors, (1096), 8 states have internal predecessors, (1096), 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) [2021-12-06 23:41:01,959 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 137.0) internal successors, (1096), 8 states have internal predecessors, (1096), 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) [2021-12-06 23:41:01,959 INFO L186 Difference]: Start difference. First operand has 220 places, 237 transitions, 1985 flow. Second operand 7 states and 832 transitions. [2021-12-06 23:41:01,959 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 223 places, 285 transitions, 2717 flow [2021-12-06 23:41:03,635 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 215 places, 285 transitions, 2585 flow, removed 56 selfloop flow, removed 8 redundant places. [2021-12-06 23:41:03,638 INFO L242 Difference]: Finished difference. Result has 220 places, 241 transitions, 1996 flow [2021-12-06 23:41:03,639 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=137, PETRI_DIFFERENCE_MINUEND_FLOW=1875, PETRI_DIFFERENCE_MINUEND_PLACES=209, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=237, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=9, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=221, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=1996, PETRI_PLACES=220, PETRI_TRANSITIONS=241} [2021-12-06 23:41:03,639 INFO L334 CegarLoopForPetriNet]: 144 programPoint places, 76 predicate places. [2021-12-06 23:41:03,639 INFO L470 AbstractCegarLoop]: Abstraction has has 220 places, 241 transitions, 1996 flow [2021-12-06 23:41:03,639 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 114.71428571428571) internal successors, (803), 7 states have internal predecessors, (803), 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) [2021-12-06 23:41:03,640 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-06 23:41:03,640 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] [2021-12-06 23:41:03,640 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-12-06 23:41:03,640 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-12-06 23:41:03,640 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 23:41:03,640 INFO L85 PathProgramCache]: Analyzing trace with hash -617175756, now seen corresponding path program 2 times [2021-12-06 23:41:03,640 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 23:41:03,640 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1254505014] [2021-12-06 23:41:03,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 23:41:03,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 23:41:03,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:41:03,723 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 23:41:03,723 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 23:41:03,723 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1254505014] [2021-12-06 23:41:03,723 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1254505014] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 23:41:03,723 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 23:41:03,723 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-12-06 23:41:03,724 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1730943060] [2021-12-06 23:41:03,724 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 23:41:03,724 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-12-06 23:41:03,724 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 23:41:03,724 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-12-06 23:41:03,724 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-12-06 23:41:03,725 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 112 out of 137 [2021-12-06 23:41:03,726 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 220 places, 241 transitions, 1996 flow. Second operand has 8 states, 8 states have (on average 114.125) internal successors, (913), 8 states have internal predecessors, (913), 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) [2021-12-06 23:41:03,726 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-06 23:41:03,726 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 112 of 137 [2021-12-06 23:41:03,726 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-06 23:41:08,424 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1178] L845-->L852: Formula: (let ((.cse12 (= (mod v_~z$w_buff0_used~0_488 256) 0)) (.cse0 (= (mod v_~z$r_buff1_thd4~0_173 256) 0)) (.cse14 (= (mod v_~z$w_buff1_used~0_343 256) 0)) (.cse13 (= (mod v_~z$r_buff0_thd4~0_245 256) 0)) (.cse2 (= (mod v_~z$w_buff0_used~0_487 256) 0))) (let ((.cse6 (or .cse13 .cse2)) (.cse9 (or .cse0 .cse14)) (.cse8 (not .cse14)) (.cse5 (not .cse0)) (.cse4 (not .cse2)) (.cse10 (or .cse13 .cse12)) (.cse7 (not .cse13)) (.cse11 (not .cse12))) (and (let ((.cse3 (= (mod v_~z$r_buff0_thd4~0_244 256) 0)) (.cse1 (= (mod v_~z$w_buff1_used~0_342 256) 0))) (or (and (or .cse0 .cse1) (or .cse2 .cse3) (= v_~z$r_buff1_thd4~0_173 v_~z$r_buff1_thd4~0_172)) (and (= v_~z$r_buff1_thd4~0_172 0) (or (and (not .cse3) .cse4) (and (not .cse1) .cse5))))) (or (and .cse6 (= v_~z$r_buff0_thd4~0_245 v_~z$r_buff0_thd4~0_244)) (and .cse7 .cse4 (= v_~z$r_buff0_thd4~0_244 0))) (or (and (or (and .cse8 (= |v_P3_#t~ite49#1_47| v_~z$w_buff1~0_145) .cse5) (and (= |v_P3_#t~ite49#1_47| v_~z~0_187) .cse9)) .cse10 (= |v_P3_#t~ite49#1_47| v_~z~0_186)) (and .cse7 .cse11 (= |v_P3_#t~ite49#1_47| |v_P3Thread1of1ForFork2_#t~ite49#1_1|) (= v_~z$w_buff0~0_134 v_~z~0_186))) (or (and .cse6 (= v_~z$w_buff1_used~0_343 v_~z$w_buff1_used~0_342) .cse9) (and (= v_~z$w_buff1_used~0_342 0) (or (and .cse8 .cse5) (and .cse7 .cse4)))) (or (and (= v_~z$w_buff0_used~0_488 v_~z$w_buff0_used~0_487) .cse10) (and .cse7 .cse11 (= v_~z$w_buff0_used~0_487 0)))))) InVars {P3Thread1of1ForFork2_#t~ite49#1=|v_P3Thread1of1ForFork2_#t~ite49#1_1|, ~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_173, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_488, ~z$w_buff0~0=v_~z$w_buff0~0_134, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_245, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_343, ~z$w_buff1~0=v_~z$w_buff1~0_145, ~z~0=v_~z~0_187} OutVars{~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_172, P3Thread1of1ForFork2_#t~ite51#1=|v_P3Thread1of1ForFork2_#t~ite51#1_1|, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_487, ~z$w_buff0~0=v_~z$w_buff0~0_134, P3Thread1of1ForFork2_#t~ite54#1=|v_P3Thread1of1ForFork2_#t~ite54#1_1|, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_342, ~z$w_buff1~0=v_~z$w_buff1~0_145, P3Thread1of1ForFork2_#t~ite50#1=|v_P3Thread1of1ForFork2_#t~ite50#1_1|, P3Thread1of1ForFork2_#t~ite49#1=|v_P3Thread1of1ForFork2_#t~ite49#1_2|, P3Thread1of1ForFork2_#t~ite53#1=|v_P3Thread1of1ForFork2_#t~ite53#1_1|, P3Thread1of1ForFork2_#t~ite52#1=|v_P3Thread1of1ForFork2_#t~ite52#1_1|, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_244, ~z~0=v_~z~0_186} AuxVars[|v_P3_#t~ite49#1_47|] AssignedVars[P3Thread1of1ForFork2_#t~ite50#1, P3Thread1of1ForFork2_#t~ite49#1, ~z$r_buff1_thd4~0, P3Thread1of1ForFork2_#t~ite51#1, ~z$w_buff0_used~0, P3Thread1of1ForFork2_#t~ite54#1, P3Thread1of1ForFork2_#t~ite53#1, P3Thread1of1ForFork2_#t~ite52#1, ~z$w_buff1_used~0, ~z$r_buff0_thd4~0, ~z~0][276], [60#L758true, Black: 365#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 361#true, Black: 383#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 230#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0))), Black: 371#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 379#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 375#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 155#true, P3Thread1of1ForFork2InUse, P2Thread1of1ForFork0InUse, P1Thread1of1ForFork3InUse, P0Thread1of1ForFork1InUse, Black: 265#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 406#(and (= ~__unbuffered_p1_EAX~0 1) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~y~0 1)), Black: 271#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 277#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 404#(and (= ~__unbuffered_p1_EAX~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~y~0 1)), Black: 262#true, Black: 393#(= ~y~0 1), Black: 269#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 402#(and (= ~__unbuffered_p1_EAX~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~y~0 1)), 399#(and (= ~__unbuffered_p1_EAX~0 1) (= ~y~0 1)), 6#L773true, 100#L852true, Black: 298#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 288#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 292#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1)), 57#L3true, Black: 294#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 300#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 227#true, Black: 296#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)))), Black: 157#(= ~__unbuffered_p3_EAX~0 0), Black: 173#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)))), Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)))), Black: 158#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0))), 275#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 326#(and (= ~z$r_buff0_thd0~0 0) (= ~z~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)))), Black: 194#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0))), Black: 319#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0))), Black: 314#(and (= ~z$w_buff0~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (= ~z$w_buff0~0 0) (= ~y~0 1)), Black: 193#(= ~__unbuffered_p2_EAX~0 0), Black: 312#(and (= ~z$r_buff0_thd0~0 0) (= ~z~0 0)), Black: 328#(and (= ~z$w_buff0~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (= ~z$w_buff0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)))), 287#(= ~x~0 1), 120#L788true, Black: 334#(and (= ~z$w_buff0~0 ~y~0) (not (= ~z$w_buff1~0 ~z$w_buff0~0)) (= ~z$w_buff1~0 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)))), Black: 332#(and (not (= ~__unbuffered_p1_EAX~0 0)) (= ~z$w_buff0~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (= ~z$w_buff0~0 0) (= ~y~0 1)), Black: 315#(and (= ~z$w_buff0~0 ~y~0) (not (= ~z$w_buff1~0 ~z$w_buff0~0)) (= ~z$w_buff1~0 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0)), Black: 313#(and (= ~z$w_buff0~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (= ~z$w_buff0~0 0)), Black: 330#(and (= ~z$w_buff0~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (= ~z$w_buff0~0 0) (= ~y~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)))), 191#true, 432#(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)), 309#true, Black: 229#(= ~x~0 0)]) [2021-12-06 23:41:08,424 INFO L384 tUnfolder$Statistics]: this new event has 91 ancestors and is cut-off event [2021-12-06 23:41:08,425 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2021-12-06 23:41:08,425 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2021-12-06 23:41:08,425 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2021-12-06 23:41:09,043 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1169] L788-->L804: Formula: (let ((.cse31 (= (mod v_~z$w_buff1_used~0_319 256) 0)) (.cse27 (= (mod v_~z$r_buff1_thd3~0_127 256) 0)) (.cse19 (= (mod v_~z$r_buff0_thd3~0_180 256) 0))) (let ((.cse6 (= (mod v_~weak$$choice2~0_156 256) 0)) (.cse8 (and .cse27 .cse19)) (.cse9 (and .cse19 .cse31)) (.cse30 (= (mod v_~z$w_buff0_used~0_464 256) 0)) (.cse24 (not .cse27)) (.cse4 (not .cse19)) (.cse20 (= (mod v_~z$w_buff1_used~0_318 256) 0)) (.cse7 (= (mod v_~z$w_buff0_used~0_463 256) 0))) (let ((.cse13 (or .cse19 .cse7)) (.cse18 (not .cse20)) (.cse11 (not .cse7)) (.cse0 (or .cse24 .cse4)) (.cse1 (or .cse4 (not .cse31))) (.cse2 (not .cse30)) (.cse3 (or .cse30 .cse19)) (.cse5 (or .cse30 .cse8 .cse9)) (.cse14 (not .cse6))) (and (= v_~z$mem_tmp~0_46 v_~z~0_162) (or (and .cse0 (= v_~__unbuffered_p2_EBX~0_10 |v_P2_#t~ite5_59|) .cse1 .cse2 (or (and .cse3 (= |v_P2_#t~ite5_59| v_~z$w_buff1~0_128)) (and .cse4 (= |v_P2_#t~ite5_59| v_~z$w_buff0~0_119) .cse2))) (and (= |v_P2_#t~ite5_59| |v_P2Thread1of1ForFork0_#t~ite5_1|) .cse5 (= v_~__unbuffered_p2_EBX~0_10 v_~z~0_162))) (let ((.cse10 (= |v_P2_#t~ite16_73| |v_P2Thread1of1ForFork0_#t~ite16_1|))) (or (and .cse6 (or (and (or .cse7 .cse8 .cse9) (= |v_P2_#t~ite17_65| v_~z$w_buff1_used~0_319) .cse10) (and .cse0 .cse11 (= |v_P2_#t~ite16_73| |v_P2_#t~ite17_65|) .cse1 (let ((.cse12 (= |v_P2_#t~ite16_73| 0))) (or (and .cse12 .cse4 .cse11) (and .cse12 .cse13))))) (= |v_P2_#t~ite17_65| v_~z$w_buff1_used~0_318)) (and .cse14 (= |v_P2_#t~ite17_65| |v_P2Thread1of1ForFork0_#t~ite17_1|) (= v_~z$w_buff1_used~0_319 v_~z$w_buff1_used~0_318) .cse10))) (let ((.cse15 (= |v_P2_#t~ite10_53| |v_P2Thread1of1ForFork0_#t~ite10_1|))) (or (and (= |v_P2_#t~ite11_51| v_~z$w_buff1~0_127) .cse6 (or (and (= |v_P2_#t~ite11_51| v_~z$w_buff1~0_128) .cse15 .cse5) (and .cse0 (= |v_P2_#t~ite10_53| |v_P2_#t~ite11_51|) (let ((.cse16 (= |v_P2_#t~ite10_53| v_~z$w_buff1~0_128))) (or (and .cse4 .cse16 .cse2) (and .cse3 .cse16))) .cse1 .cse2))) (and .cse14 (= |v_P2_#t~ite11_51| |v_P2Thread1of1ForFork0_#t~ite11_1|) (= v_~z$w_buff1~0_128 v_~z$w_buff1~0_127) .cse15))) (= v_~z$flush_delayed~0_78 0) (let ((.cse17 (= |v_P2_#t~ite19_71| |v_P2Thread1of1ForFork0_#t~ite19_1|))) (or (and .cse14 (= v_~z$r_buff0_thd3~0_179 v_~z$r_buff0_thd3~0_180) (= |v_P2_#t~ite20_65| |v_P2Thread1of1ForFork0_#t~ite20_1|) .cse17) (and (= |v_P2_#t~ite20_65| v_~z$r_buff0_thd3~0_179) .cse6 (or (and .cse0 (= |v_P2_#t~ite19_71| |v_P2_#t~ite20_65|) .cse11 (or (and (= |v_P2_#t~ite19_71| 0) .cse4 .cse11) (and .cse13 (= |v_P2_#t~ite19_71| v_~z$r_buff0_thd3~0_180))) (or .cse4 .cse18)) (and (or (and .cse19 .cse20) .cse7 .cse8) (= |v_P2_#t~ite20_65| v_~z$r_buff0_thd3~0_180) .cse17))))) (= v_~weak$$choice2~0_156 |v_P2Thread1of1ForFork0_#t~nondet4_1|) (or (and .cse14 (= v_~z$mem_tmp~0_46 v_~z~0_160)) (and (= v_~__unbuffered_p2_EBX~0_10 v_~z~0_160) .cse6)) (let ((.cse21 (= |v_P2_#t~ite13_69| |v_P2Thread1of1ForFork0_#t~ite13_1|))) (or (and (= |v_P2_#t~ite14_61| v_~z$w_buff0_used~0_463) (or (and .cse5 .cse21 (= |v_P2_#t~ite14_61| v_~z$w_buff0_used~0_464)) (and .cse0 (or (and .cse4 .cse2 (= |v_P2_#t~ite13_69| 0)) (and .cse3 (= |v_P2_#t~ite13_69| v_~z$w_buff0_used~0_464))) .cse1 (= |v_P2_#t~ite13_69| |v_P2_#t~ite14_61|) .cse2)) .cse6) (and .cse14 (= v_~z$w_buff0_used~0_464 v_~z$w_buff0_used~0_463) .cse21 (= |v_P2_#t~ite14_61| |v_P2Thread1of1ForFork0_#t~ite14_1|)))) (= |v_P2Thread1of1ForFork0_#t~nondet3_1| v_~weak$$choice0~0_28) (let ((.cse22 (= |v_P2Thread1of1ForFork0_#t~ite22_1| |v_P2_#t~ite22_39|))) (or (and (= |v_P2_#t~ite23_31| |v_P2Thread1of1ForFork0_#t~ite23_1|) .cse14 (= v_~z$r_buff1_thd3~0_127 v_~z$r_buff1_thd3~0_126) .cse22) (and (= |v_P2_#t~ite23_31| v_~z$r_buff1_thd3~0_126) (let ((.cse26 (= (mod v_~z$r_buff0_thd3~0_179 256) 0))) (or (let ((.cse23 (not .cse26))) (and (or .cse23 .cse18) (or .cse24 .cse23) .cse11 (let ((.cse25 (= |v_P2_#t~ite22_39| 0))) (or (and .cse23 .cse11 .cse25) (and (or .cse7 .cse26) .cse25))) (= |v_P2_#t~ite22_39| |v_P2_#t~ite23_31|))) (and (= |v_P2_#t~ite23_31| v_~z$r_buff1_thd3~0_127) .cse22 (or (and .cse26 .cse20) .cse7 (and .cse27 .cse26))))) .cse6))) (let ((.cse29 (= |v_P2_#t~ite7_55| |v_P2Thread1of1ForFork0_#t~ite7_1|))) (or (and (or (and (= |v_P2_#t~ite7_55| |v_P2_#t~ite8_49|) .cse0 .cse1 .cse2 (let ((.cse28 (= |v_P2_#t~ite7_55| v_~z$w_buff0~0_119))) (or (and .cse4 .cse28 .cse2) (and .cse3 .cse28)))) (and (= |v_P2_#t~ite8_49| v_~z$w_buff0~0_119) .cse5 .cse29)) .cse6 (= |v_P2_#t~ite8_49| v_~z$w_buff0~0_118)) (and .cse14 (= |v_P2_#t~ite8_49| |v_P2Thread1of1ForFork0_#t~ite8_1|) (= v_~z$w_buff0~0_119 v_~z$w_buff0~0_118) .cse29))))))) InVars {P2Thread1of1ForFork0_#t~ite8=|v_P2Thread1of1ForFork0_#t~ite8_1|, P2Thread1of1ForFork0_#t~ite7=|v_P2Thread1of1ForFork0_#t~ite7_1|, P2Thread1of1ForFork0_#t~ite5=|v_P2Thread1of1ForFork0_#t~ite5_1|, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_464, ~z$w_buff0~0=v_~z$w_buff0~0_119, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_127, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_319, P2Thread1of1ForFork0_#t~nondet4=|v_P2Thread1of1ForFork0_#t~nondet4_1|, ~z$w_buff1~0=v_~z$w_buff1~0_128, P2Thread1of1ForFork0_#t~nondet3=|v_P2Thread1of1ForFork0_#t~nondet3_1|, P2Thread1of1ForFork0_#t~ite20=|v_P2Thread1of1ForFork0_#t~ite20_1|, P2Thread1of1ForFork0_#t~ite14=|v_P2Thread1of1ForFork0_#t~ite14_1|, P2Thread1of1ForFork0_#t~ite16=|v_P2Thread1of1ForFork0_#t~ite16_1|, P2Thread1of1ForFork0_#t~ite17=|v_P2Thread1of1ForFork0_#t~ite17_1|, P2Thread1of1ForFork0_#t~ite10=|v_P2Thread1of1ForFork0_#t~ite10_1|, P2Thread1of1ForFork0_#t~ite22=|v_P2Thread1of1ForFork0_#t~ite22_1|, P2Thread1of1ForFork0_#t~ite11=|v_P2Thread1of1ForFork0_#t~ite11_1|, P2Thread1of1ForFork0_#t~ite23=|v_P2Thread1of1ForFork0_#t~ite23_1|, P2Thread1of1ForFork0_#t~ite13=|v_P2Thread1of1ForFork0_#t~ite13_1|, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_180, ~z~0=v_~z~0_162, P2Thread1of1ForFork0_#t~ite19=|v_P2Thread1of1ForFork0_#t~ite19_1|} OutVars{P2Thread1of1ForFork0_#t~ite8=|v_P2Thread1of1ForFork0_#t~ite8_2|, P2Thread1of1ForFork0_#t~ite7=|v_P2Thread1of1ForFork0_#t~ite7_2|, P2Thread1of1ForFork0_#t~ite6=|v_P2Thread1of1ForFork0_#t~ite6_1|, P2Thread1of1ForFork0_#t~ite5=|v_P2Thread1of1ForFork0_#t~ite5_2|, P2Thread1of1ForFork0_#t~nondet4=|v_P2Thread1of1ForFork0_#t~nondet4_2|, ~z$w_buff1~0=v_~z$w_buff1~0_127, P2Thread1of1ForFork0_#t~nondet3=|v_P2Thread1of1ForFork0_#t~nondet3_2|, P2Thread1of1ForFork0_#t~ite20=|v_P2Thread1of1ForFork0_#t~ite20_2|, P2Thread1of1ForFork0_#t~ite25=|v_P2Thread1of1ForFork0_#t~ite25_1|, P2Thread1of1ForFork0_#t~ite21=|v_P2Thread1of1ForFork0_#t~ite21_1|, P2Thread1of1ForFork0_#t~ite22=|v_P2Thread1of1ForFork0_#t~ite22_2|, P2Thread1of1ForFork0_#t~ite23=|v_P2Thread1of1ForFork0_#t~ite23_2|, P2Thread1of1ForFork0_#t~ite24=|v_P2Thread1of1ForFork0_#t~ite24_1|, P2Thread1of1ForFork0_#t~ite9=|v_P2Thread1of1ForFork0_#t~ite9_1|, ~z$mem_tmp~0=v_~z$mem_tmp~0_46, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_10, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_463, ~z$w_buff0~0=v_~z$w_buff0~0_118, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_126, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_318, ~z$flush_delayed~0=v_~z$flush_delayed~0_78, P2Thread1of1ForFork0_#t~ite14=|v_P2Thread1of1ForFork0_#t~ite14_2|, P2Thread1of1ForFork0_#t~ite15=|v_P2Thread1of1ForFork0_#t~ite15_1|, ~weak$$choice0~0=v_~weak$$choice0~0_28, P2Thread1of1ForFork0_#t~ite16=|v_P2Thread1of1ForFork0_#t~ite16_2|, P2Thread1of1ForFork0_#t~ite17=|v_P2Thread1of1ForFork0_#t~ite17_2|, P2Thread1of1ForFork0_#t~ite10=|v_P2Thread1of1ForFork0_#t~ite10_2|, P2Thread1of1ForFork0_#t~ite11=|v_P2Thread1of1ForFork0_#t~ite11_2|, P2Thread1of1ForFork0_#t~ite12=|v_P2Thread1of1ForFork0_#t~ite12_1|, P2Thread1of1ForFork0_#t~ite13=|v_P2Thread1of1ForFork0_#t~ite13_2|, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_179, ~z~0=v_~z~0_160, P2Thread1of1ForFork0_#t~ite18=|v_P2Thread1of1ForFork0_#t~ite18_1|, ~weak$$choice2~0=v_~weak$$choice2~0_156, P2Thread1of1ForFork0_#t~ite19=|v_P2Thread1of1ForFork0_#t~ite19_2|} AuxVars[|v_P2_#t~ite23_31|, |v_P2_#t~ite20_65|, |v_P2_#t~ite14_61|, |v_P2_#t~ite16_73|, |v_P2_#t~ite11_51|, |v_P2_#t~ite17_65|, |v_P2_#t~ite10_53|, |v_P2_#t~ite19_71|, |v_P2_#t~ite7_55|, |v_P2_#t~ite13_69|, |v_P2_#t~ite22_39|, |v_P2_#t~ite5_59|, |v_P2_#t~ite8_49|] AssignedVars[P2Thread1of1ForFork0_#t~ite8, P2Thread1of1ForFork0_#t~ite7, P2Thread1of1ForFork0_#t~ite6, P2Thread1of1ForFork0_#t~ite5, P2Thread1of1ForFork0_#t~nondet4, ~z$w_buff1~0, P2Thread1of1ForFork0_#t~nondet3, P2Thread1of1ForFork0_#t~ite20, P2Thread1of1ForFork0_#t~ite25, P2Thread1of1ForFork0_#t~ite21, P2Thread1of1ForFork0_#t~ite22, P2Thread1of1ForFork0_#t~ite23, P2Thread1of1ForFork0_#t~ite24, P2Thread1of1ForFork0_#t~ite9, ~z$mem_tmp~0, ~__unbuffered_p2_EBX~0, ~z$w_buff0_used~0, ~z$w_buff0~0, ~z$r_buff1_thd3~0, ~z$w_buff1_used~0, ~z$flush_delayed~0, P2Thread1of1ForFork0_#t~ite14, P2Thread1of1ForFork0_#t~ite15, ~weak$$choice0~0, P2Thread1of1ForFork0_#t~ite16, P2Thread1of1ForFork0_#t~ite17, P2Thread1of1ForFork0_#t~ite10, P2Thread1of1ForFork0_#t~ite11, P2Thread1of1ForFork0_#t~ite12, P2Thread1of1ForFork0_#t~ite13, ~z$r_buff0_thd3~0, ~z~0, P2Thread1of1ForFork0_#t~ite18, ~weak$$choice2~0, P2Thread1of1ForFork0_#t~ite19][348], [60#L758true, Black: 365#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 361#true, Black: 230#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0))), Black: 383#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 371#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 379#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 375#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 155#true, P3Thread1of1ForFork2InUse, P2Thread1of1ForFork0InUse, P1Thread1of1ForFork3InUse, P0Thread1of1ForFork1InUse, Black: 265#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 406#(and (= ~__unbuffered_p1_EAX~0 1) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~y~0 1)), Black: 271#(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: 277#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 404#(and (= ~__unbuffered_p1_EAX~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~y~0 1)), Black: 262#true, Black: 393#(= ~y~0 1), Black: 269#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 402#(and (= ~__unbuffered_p1_EAX~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~y~0 1)), 399#(and (= 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0) (= ~z~0 0)), Black: 328#(and (= ~z$w_buff0~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (= ~z$w_buff0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)))), 287#(= ~x~0 1), Black: 334#(and (= ~z$w_buff0~0 ~y~0) (not (= ~z$w_buff1~0 ~z$w_buff0~0)) (= ~z$w_buff1~0 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)))), Black: 332#(and (not (= ~__unbuffered_p1_EAX~0 0)) (= ~z$w_buff0~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (= ~z$w_buff0~0 0) (= ~y~0 1)), Black: 315#(and (= ~z$w_buff0~0 ~y~0) (not (= ~z$w_buff1~0 ~z$w_buff0~0)) (= ~z$w_buff1~0 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0)), Black: 313#(and (= ~z$w_buff0~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (= ~z$w_buff0~0 0)), Black: 330#(and (= ~z$w_buff0~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (= ~z$w_buff0~0 0) (= ~y~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)))), 191#true, 71#L845true, 432#(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)), 309#true, Black: 229#(= ~x~0 0)]) [2021-12-06 23:41:09,044 INFO L384 tUnfolder$Statistics]: this new event has 91 ancestors and is not cut-off event [2021-12-06 23:41:09,044 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is not cut-off event [2021-12-06 23:41:09,044 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is not cut-off event [2021-12-06 23:41:09,044 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is not cut-off event [2021-12-06 23:41:09,062 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1178] L845-->L852: Formula: (let ((.cse12 (= (mod v_~z$w_buff0_used~0_488 256) 0)) (.cse0 (= (mod v_~z$r_buff1_thd4~0_173 256) 0)) (.cse14 (= (mod v_~z$w_buff1_used~0_343 256) 0)) (.cse13 (= (mod v_~z$r_buff0_thd4~0_245 256) 0)) (.cse2 (= (mod v_~z$w_buff0_used~0_487 256) 0))) (let ((.cse6 (or .cse13 .cse2)) (.cse9 (or .cse0 .cse14)) (.cse8 (not .cse14)) (.cse5 (not .cse0)) (.cse4 (not .cse2)) (.cse10 (or .cse13 .cse12)) (.cse7 (not .cse13)) (.cse11 (not .cse12))) (and (let ((.cse3 (= (mod v_~z$r_buff0_thd4~0_244 256) 0)) (.cse1 (= (mod v_~z$w_buff1_used~0_342 256) 0))) (or (and (or .cse0 .cse1) (or .cse2 .cse3) (= v_~z$r_buff1_thd4~0_173 v_~z$r_buff1_thd4~0_172)) (and (= v_~z$r_buff1_thd4~0_172 0) (or (and (not .cse3) .cse4) (and (not .cse1) .cse5))))) (or (and .cse6 (= v_~z$r_buff0_thd4~0_245 v_~z$r_buff0_thd4~0_244)) (and .cse7 .cse4 (= v_~z$r_buff0_thd4~0_244 0))) (or (and (or (and .cse8 (= |v_P3_#t~ite49#1_47| v_~z$w_buff1~0_145) .cse5) (and (= |v_P3_#t~ite49#1_47| v_~z~0_187) .cse9)) .cse10 (= |v_P3_#t~ite49#1_47| v_~z~0_186)) (and .cse7 .cse11 (= |v_P3_#t~ite49#1_47| |v_P3Thread1of1ForFork2_#t~ite49#1_1|) (= v_~z$w_buff0~0_134 v_~z~0_186))) (or (and .cse6 (= v_~z$w_buff1_used~0_343 v_~z$w_buff1_used~0_342) .cse9) (and (= v_~z$w_buff1_used~0_342 0) (or (and .cse8 .cse5) (and .cse7 .cse4)))) (or (and (= v_~z$w_buff0_used~0_488 v_~z$w_buff0_used~0_487) .cse10) (and .cse7 .cse11 (= v_~z$w_buff0_used~0_487 0)))))) InVars {P3Thread1of1ForFork2_#t~ite49#1=|v_P3Thread1of1ForFork2_#t~ite49#1_1|, ~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_173, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_488, ~z$w_buff0~0=v_~z$w_buff0~0_134, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_245, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_343, ~z$w_buff1~0=v_~z$w_buff1~0_145, ~z~0=v_~z~0_187} OutVars{~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_172, P3Thread1of1ForFork2_#t~ite51#1=|v_P3Thread1of1ForFork2_#t~ite51#1_1|, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_487, ~z$w_buff0~0=v_~z$w_buff0~0_134, P3Thread1of1ForFork2_#t~ite54#1=|v_P3Thread1of1ForFork2_#t~ite54#1_1|, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_342, ~z$w_buff1~0=v_~z$w_buff1~0_145, P3Thread1of1ForFork2_#t~ite50#1=|v_P3Thread1of1ForFork2_#t~ite50#1_1|, P3Thread1of1ForFork2_#t~ite49#1=|v_P3Thread1of1ForFork2_#t~ite49#1_2|, P3Thread1of1ForFork2_#t~ite53#1=|v_P3Thread1of1ForFork2_#t~ite53#1_1|, P3Thread1of1ForFork2_#t~ite52#1=|v_P3Thread1of1ForFork2_#t~ite52#1_1|, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_244, ~z~0=v_~z~0_186} AuxVars[|v_P3_#t~ite49#1_47|] AssignedVars[P3Thread1of1ForFork2_#t~ite50#1, P3Thread1of1ForFork2_#t~ite49#1, ~z$r_buff1_thd4~0, P3Thread1of1ForFork2_#t~ite51#1, ~z$w_buff0_used~0, P3Thread1of1ForFork2_#t~ite54#1, P3Thread1of1ForFork2_#t~ite53#1, 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~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 288#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 292#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1)), Black: 294#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 300#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 296#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 227#true, Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)))), Black: 157#(= ~__unbuffered_p3_EAX~0 0), Black: 173#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)))), Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)))), Black: 158#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0))), 275#(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: 326#(and (= ~z$r_buff0_thd0~0 0) (= ~z~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)))), Black: 194#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0))), Black: 319#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0))), Black: 314#(and (= ~z$w_buff0~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (= ~z$w_buff0~0 0) (= ~y~0 1)), Black: 193#(= ~__unbuffered_p2_EAX~0 0), Black: 312#(and (= ~z$r_buff0_thd0~0 0) (= ~z~0 0)), Black: 328#(and (= ~z$w_buff0~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (= ~z$w_buff0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)))), 287#(= ~x~0 1), 120#L788true, Black: 334#(and (= ~z$w_buff0~0 ~y~0) (not (= ~z$w_buff1~0 ~z$w_buff0~0)) (= ~z$w_buff1~0 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)))), Black: 332#(and (not (= ~__unbuffered_p1_EAX~0 0)) (= ~z$w_buff0~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (= ~z$w_buff0~0 0) (= ~y~0 1)), Black: 315#(and (= ~z$w_buff0~0 ~y~0) (not (= ~z$w_buff1~0 ~z$w_buff0~0)) (= ~z$w_buff1~0 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0)), Black: 313#(and (= ~z$w_buff0~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (= ~z$w_buff0~0 0)), Black: 330#(and (= ~z$w_buff0~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (= ~z$w_buff0~0 0) (= ~y~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)))), 191#true, 432#(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)), 309#true, Black: 229#(= ~x~0 0)]) [2021-12-06 23:41:09,063 INFO L384 tUnfolder$Statistics]: this new event has 92 ancestors and is cut-off event [2021-12-06 23:41:09,063 INFO L387 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2021-12-06 23:41:09,063 INFO L387 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2021-12-06 23:41:09,063 INFO L387 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2021-12-06 23:41:09,583 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1169] L788-->L804: Formula: (let ((.cse31 (= (mod v_~z$w_buff1_used~0_319 256) 0)) (.cse27 (= (mod v_~z$r_buff1_thd3~0_127 256) 0)) (.cse19 (= (mod v_~z$r_buff0_thd3~0_180 256) 0))) (let ((.cse6 (= (mod v_~weak$$choice2~0_156 256) 0)) (.cse8 (and .cse27 .cse19)) (.cse9 (and .cse19 .cse31)) (.cse30 (= (mod v_~z$w_buff0_used~0_464 256) 0)) (.cse24 (not .cse27)) (.cse4 (not .cse19)) (.cse20 (= (mod v_~z$w_buff1_used~0_318 256) 0)) (.cse7 (= (mod v_~z$w_buff0_used~0_463 256) 0))) (let ((.cse13 (or .cse19 .cse7)) (.cse18 (not .cse20)) (.cse11 (not .cse7)) (.cse0 (or .cse24 .cse4)) (.cse1 (or .cse4 (not .cse31))) (.cse2 (not .cse30)) (.cse3 (or .cse30 .cse19)) (.cse5 (or .cse30 .cse8 .cse9)) (.cse14 (not .cse6))) (and (= v_~z$mem_tmp~0_46 v_~z~0_162) (or (and .cse0 (= v_~__unbuffered_p2_EBX~0_10 |v_P2_#t~ite5_59|) .cse1 .cse2 (or (and .cse3 (= |v_P2_#t~ite5_59| v_~z$w_buff1~0_128)) (and .cse4 (= |v_P2_#t~ite5_59| v_~z$w_buff0~0_119) .cse2))) (and (= |v_P2_#t~ite5_59| |v_P2Thread1of1ForFork0_#t~ite5_1|) .cse5 (= v_~__unbuffered_p2_EBX~0_10 v_~z~0_162))) (let ((.cse10 (= |v_P2_#t~ite16_73| |v_P2Thread1of1ForFork0_#t~ite16_1|))) (or (and .cse6 (or (and (or .cse7 .cse8 .cse9) (= |v_P2_#t~ite17_65| v_~z$w_buff1_used~0_319) .cse10) (and .cse0 .cse11 (= |v_P2_#t~ite16_73| |v_P2_#t~ite17_65|) .cse1 (let ((.cse12 (= |v_P2_#t~ite16_73| 0))) (or (and .cse12 .cse4 .cse11) (and .cse12 .cse13))))) (= |v_P2_#t~ite17_65| v_~z$w_buff1_used~0_318)) (and .cse14 (= |v_P2_#t~ite17_65| |v_P2Thread1of1ForFork0_#t~ite17_1|) (= v_~z$w_buff1_used~0_319 v_~z$w_buff1_used~0_318) .cse10))) (let ((.cse15 (= |v_P2_#t~ite10_53| |v_P2Thread1of1ForFork0_#t~ite10_1|))) (or (and (= |v_P2_#t~ite11_51| v_~z$w_buff1~0_127) .cse6 (or (and (= |v_P2_#t~ite11_51| v_~z$w_buff1~0_128) .cse15 .cse5) (and .cse0 (= |v_P2_#t~ite10_53| |v_P2_#t~ite11_51|) (let ((.cse16 (= |v_P2_#t~ite10_53| v_~z$w_buff1~0_128))) (or (and .cse4 .cse16 .cse2) (and .cse3 .cse16))) .cse1 .cse2))) (and .cse14 (= |v_P2_#t~ite11_51| |v_P2Thread1of1ForFork0_#t~ite11_1|) (= v_~z$w_buff1~0_128 v_~z$w_buff1~0_127) .cse15))) (= v_~z$flush_delayed~0_78 0) (let ((.cse17 (= |v_P2_#t~ite19_71| |v_P2Thread1of1ForFork0_#t~ite19_1|))) (or (and .cse14 (= v_~z$r_buff0_thd3~0_179 v_~z$r_buff0_thd3~0_180) (= |v_P2_#t~ite20_65| |v_P2Thread1of1ForFork0_#t~ite20_1|) .cse17) (and (= |v_P2_#t~ite20_65| v_~z$r_buff0_thd3~0_179) .cse6 (or (and .cse0 (= |v_P2_#t~ite19_71| |v_P2_#t~ite20_65|) .cse11 (or (and (= |v_P2_#t~ite19_71| 0) .cse4 .cse11) (and .cse13 (= |v_P2_#t~ite19_71| v_~z$r_buff0_thd3~0_180))) (or .cse4 .cse18)) (and (or (and .cse19 .cse20) .cse7 .cse8) (= |v_P2_#t~ite20_65| v_~z$r_buff0_thd3~0_180) .cse17))))) (= v_~weak$$choice2~0_156 |v_P2Thread1of1ForFork0_#t~nondet4_1|) (or (and .cse14 (= v_~z$mem_tmp~0_46 v_~z~0_160)) (and (= v_~__unbuffered_p2_EBX~0_10 v_~z~0_160) .cse6)) (let ((.cse21 (= |v_P2_#t~ite13_69| |v_P2Thread1of1ForFork0_#t~ite13_1|))) (or (and (= |v_P2_#t~ite14_61| v_~z$w_buff0_used~0_463) (or (and .cse5 .cse21 (= |v_P2_#t~ite14_61| v_~z$w_buff0_used~0_464)) (and .cse0 (or (and .cse4 .cse2 (= |v_P2_#t~ite13_69| 0)) (and .cse3 (= |v_P2_#t~ite13_69| v_~z$w_buff0_used~0_464))) .cse1 (= |v_P2_#t~ite13_69| |v_P2_#t~ite14_61|) .cse2)) .cse6) (and .cse14 (= v_~z$w_buff0_used~0_464 v_~z$w_buff0_used~0_463) .cse21 (= |v_P2_#t~ite14_61| |v_P2Thread1of1ForFork0_#t~ite14_1|)))) (= |v_P2Thread1of1ForFork0_#t~nondet3_1| v_~weak$$choice0~0_28) (let ((.cse22 (= |v_P2Thread1of1ForFork0_#t~ite22_1| |v_P2_#t~ite22_39|))) (or (and (= |v_P2_#t~ite23_31| |v_P2Thread1of1ForFork0_#t~ite23_1|) .cse14 (= v_~z$r_buff1_thd3~0_127 v_~z$r_buff1_thd3~0_126) .cse22) (and (= |v_P2_#t~ite23_31| v_~z$r_buff1_thd3~0_126) (let ((.cse26 (= (mod v_~z$r_buff0_thd3~0_179 256) 0))) (or (let ((.cse23 (not .cse26))) (and (or .cse23 .cse18) (or .cse24 .cse23) .cse11 (let ((.cse25 (= |v_P2_#t~ite22_39| 0))) (or (and .cse23 .cse11 .cse25) (and (or .cse7 .cse26) .cse25))) (= |v_P2_#t~ite22_39| |v_P2_#t~ite23_31|))) (and (= |v_P2_#t~ite23_31| v_~z$r_buff1_thd3~0_127) .cse22 (or (and .cse26 .cse20) .cse7 (and .cse27 .cse26))))) .cse6))) (let ((.cse29 (= |v_P2_#t~ite7_55| |v_P2Thread1of1ForFork0_#t~ite7_1|))) (or (and (or (and (= |v_P2_#t~ite7_55| |v_P2_#t~ite8_49|) .cse0 .cse1 .cse2 (let ((.cse28 (= |v_P2_#t~ite7_55| v_~z$w_buff0~0_119))) (or (and .cse4 .cse28 .cse2) (and .cse3 .cse28)))) (and (= |v_P2_#t~ite8_49| v_~z$w_buff0~0_119) .cse5 .cse29)) .cse6 (= |v_P2_#t~ite8_49| v_~z$w_buff0~0_118)) (and .cse14 (= |v_P2_#t~ite8_49| |v_P2Thread1of1ForFork0_#t~ite8_1|) (= v_~z$w_buff0~0_119 v_~z$w_buff0~0_118) .cse29))))))) InVars {P2Thread1of1ForFork0_#t~ite8=|v_P2Thread1of1ForFork0_#t~ite8_1|, P2Thread1of1ForFork0_#t~ite7=|v_P2Thread1of1ForFork0_#t~ite7_1|, P2Thread1of1ForFork0_#t~ite5=|v_P2Thread1of1ForFork0_#t~ite5_1|, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_464, ~z$w_buff0~0=v_~z$w_buff0~0_119, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_127, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_319, P2Thread1of1ForFork0_#t~nondet4=|v_P2Thread1of1ForFork0_#t~nondet4_1|, ~z$w_buff1~0=v_~z$w_buff1~0_128, P2Thread1of1ForFork0_#t~nondet3=|v_P2Thread1of1ForFork0_#t~nondet3_1|, P2Thread1of1ForFork0_#t~ite20=|v_P2Thread1of1ForFork0_#t~ite20_1|, P2Thread1of1ForFork0_#t~ite14=|v_P2Thread1of1ForFork0_#t~ite14_1|, P2Thread1of1ForFork0_#t~ite16=|v_P2Thread1of1ForFork0_#t~ite16_1|, P2Thread1of1ForFork0_#t~ite17=|v_P2Thread1of1ForFork0_#t~ite17_1|, P2Thread1of1ForFork0_#t~ite10=|v_P2Thread1of1ForFork0_#t~ite10_1|, P2Thread1of1ForFork0_#t~ite22=|v_P2Thread1of1ForFork0_#t~ite22_1|, P2Thread1of1ForFork0_#t~ite11=|v_P2Thread1of1ForFork0_#t~ite11_1|, P2Thread1of1ForFork0_#t~ite23=|v_P2Thread1of1ForFork0_#t~ite23_1|, P2Thread1of1ForFork0_#t~ite13=|v_P2Thread1of1ForFork0_#t~ite13_1|, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_180, ~z~0=v_~z~0_162, P2Thread1of1ForFork0_#t~ite19=|v_P2Thread1of1ForFork0_#t~ite19_1|} OutVars{P2Thread1of1ForFork0_#t~ite8=|v_P2Thread1of1ForFork0_#t~ite8_2|, P2Thread1of1ForFork0_#t~ite7=|v_P2Thread1of1ForFork0_#t~ite7_2|, P2Thread1of1ForFork0_#t~ite6=|v_P2Thread1of1ForFork0_#t~ite6_1|, P2Thread1of1ForFork0_#t~ite5=|v_P2Thread1of1ForFork0_#t~ite5_2|, P2Thread1of1ForFork0_#t~nondet4=|v_P2Thread1of1ForFork0_#t~nondet4_2|, ~z$w_buff1~0=v_~z$w_buff1~0_127, P2Thread1of1ForFork0_#t~nondet3=|v_P2Thread1of1ForFork0_#t~nondet3_2|, P2Thread1of1ForFork0_#t~ite20=|v_P2Thread1of1ForFork0_#t~ite20_2|, P2Thread1of1ForFork0_#t~ite25=|v_P2Thread1of1ForFork0_#t~ite25_1|, P2Thread1of1ForFork0_#t~ite21=|v_P2Thread1of1ForFork0_#t~ite21_1|, P2Thread1of1ForFork0_#t~ite22=|v_P2Thread1of1ForFork0_#t~ite22_2|, P2Thread1of1ForFork0_#t~ite23=|v_P2Thread1of1ForFork0_#t~ite23_2|, P2Thread1of1ForFork0_#t~ite24=|v_P2Thread1of1ForFork0_#t~ite24_1|, P2Thread1of1ForFork0_#t~ite9=|v_P2Thread1of1ForFork0_#t~ite9_1|, ~z$mem_tmp~0=v_~z$mem_tmp~0_46, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_10, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_463, ~z$w_buff0~0=v_~z$w_buff0~0_118, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_126, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_318, ~z$flush_delayed~0=v_~z$flush_delayed~0_78, P2Thread1of1ForFork0_#t~ite14=|v_P2Thread1of1ForFork0_#t~ite14_2|, P2Thread1of1ForFork0_#t~ite15=|v_P2Thread1of1ForFork0_#t~ite15_1|, ~weak$$choice0~0=v_~weak$$choice0~0_28, P2Thread1of1ForFork0_#t~ite16=|v_P2Thread1of1ForFork0_#t~ite16_2|, P2Thread1of1ForFork0_#t~ite17=|v_P2Thread1of1ForFork0_#t~ite17_2|, P2Thread1of1ForFork0_#t~ite10=|v_P2Thread1of1ForFork0_#t~ite10_2|, P2Thread1of1ForFork0_#t~ite11=|v_P2Thread1of1ForFork0_#t~ite11_2|, P2Thread1of1ForFork0_#t~ite12=|v_P2Thread1of1ForFork0_#t~ite12_1|, P2Thread1of1ForFork0_#t~ite13=|v_P2Thread1of1ForFork0_#t~ite13_2|, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_179, ~z~0=v_~z~0_160, P2Thread1of1ForFork0_#t~ite18=|v_P2Thread1of1ForFork0_#t~ite18_1|, ~weak$$choice2~0=v_~weak$$choice2~0_156, P2Thread1of1ForFork0_#t~ite19=|v_P2Thread1of1ForFork0_#t~ite19_2|} AuxVars[|v_P2_#t~ite23_31|, |v_P2_#t~ite20_65|, |v_P2_#t~ite14_61|, |v_P2_#t~ite16_73|, |v_P2_#t~ite11_51|, |v_P2_#t~ite17_65|, |v_P2_#t~ite10_53|, |v_P2_#t~ite19_71|, |v_P2_#t~ite7_55|, |v_P2_#t~ite13_69|, |v_P2_#t~ite22_39|, |v_P2_#t~ite5_59|, |v_P2_#t~ite8_49|] AssignedVars[P2Thread1of1ForFork0_#t~ite8, P2Thread1of1ForFork0_#t~ite7, P2Thread1of1ForFork0_#t~ite6, P2Thread1of1ForFork0_#t~ite5, P2Thread1of1ForFork0_#t~nondet4, ~z$w_buff1~0, P2Thread1of1ForFork0_#t~nondet3, P2Thread1of1ForFork0_#t~ite20, P2Thread1of1ForFork0_#t~ite25, P2Thread1of1ForFork0_#t~ite21, P2Thread1of1ForFork0_#t~ite22, P2Thread1of1ForFork0_#t~ite23, P2Thread1of1ForFork0_#t~ite24, P2Thread1of1ForFork0_#t~ite9, ~z$mem_tmp~0, ~__unbuffered_p2_EBX~0, ~z$w_buff0_used~0, ~z$w_buff0~0, ~z$r_buff1_thd3~0, ~z$w_buff1_used~0, ~z$flush_delayed~0, P2Thread1of1ForFork0_#t~ite14, P2Thread1of1ForFork0_#t~ite15, ~weak$$choice0~0, P2Thread1of1ForFork0_#t~ite16, P2Thread1of1ForFork0_#t~ite17, P2Thread1of1ForFork0_#t~ite10, P2Thread1of1ForFork0_#t~ite11, P2Thread1of1ForFork0_#t~ite12, P2Thread1of1ForFork0_#t~ite13, ~z$r_buff0_thd3~0, ~z~0, P2Thread1of1ForFork0_#t~ite18, ~weak$$choice2~0, P2Thread1of1ForFork0_#t~ite19][348], [60#L758true, Black: 365#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 361#true, Black: 230#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0))), Black: 383#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 371#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 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~z$w_buff0~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (= ~z$w_buff0~0 0) (= ~y~0 1)), Black: 193#(= ~__unbuffered_p2_EAX~0 0), Black: 312#(and (= ~z$r_buff0_thd0~0 0) (= ~z~0 0)), Black: 328#(and (= ~z$w_buff0~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (= ~z$w_buff0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)))), 287#(= ~x~0 1), Black: 334#(and (= ~z$w_buff0~0 ~y~0) (not (= ~z$w_buff1~0 ~z$w_buff0~0)) (= ~z$w_buff1~0 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)))), Black: 332#(and (not (= ~__unbuffered_p1_EAX~0 0)) (= ~z$w_buff0~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (= ~z$w_buff0~0 0) (= ~y~0 1)), Black: 315#(and (= ~z$w_buff0~0 ~y~0) (not (= ~z$w_buff1~0 ~z$w_buff0~0)) (= ~z$w_buff1~0 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0)), Black: 313#(and (= ~z$w_buff0~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (= ~z$w_buff0~0 0)), Black: 330#(and (= ~z$w_buff0~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (= ~z$w_buff0~0 0) (= ~y~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)))), 191#true, 71#L845true, 432#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 309#true, Black: 229#(= ~x~0 0)]) [2021-12-06 23:41:09,583 INFO L384 tUnfolder$Statistics]: this new event has 92 ancestors and is not cut-off event [2021-12-06 23:41:09,583 INFO L387 tUnfolder$Statistics]: existing Event has 92 ancestors and is not cut-off event [2021-12-06 23:41:09,583 INFO L387 tUnfolder$Statistics]: existing Event has 92 ancestors and is not cut-off event [2021-12-06 23:41:09,583 INFO L387 tUnfolder$Statistics]: existing Event has 92 ancestors and is not cut-off event [2021-12-06 23:41:10,518 INFO L129 PetriNetUnfolder]: 19751/37144 cut-off events. [2021-12-06 23:41:10,518 INFO L130 PetriNetUnfolder]: For 229020/249053 co-relation queries the response was YES. [2021-12-06 23:41:10,850 INFO L84 FinitePrefix]: Finished finitePrefix Result has 169908 conditions, 37144 events. 19751/37144 cut-off events. For 229020/249053 co-relation queries the response was YES. Maximal size of possible extension queue 2893. Compared 388211 event pairs, 533 based on Foata normal form. 1534/36801 useless extension candidates. Maximal degree in co-relation 169774. Up to 6605 conditions per place. [2021-12-06 23:41:10,902 INFO L132 encePairwiseOnDemand]: 126/137 looper letters, 236 selfloop transitions, 58 changer transitions 82/517 dead transitions. [2021-12-06 23:41:10,902 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 234 places, 517 transitions, 5685 flow [2021-12-06 23:41:10,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-12-06 23:41:10,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2021-12-06 23:41:10,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 1944 transitions. [2021-12-06 23:41:10,906 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8868613138686131 [2021-12-06 23:41:10,906 INFO L72 ComplementDD]: Start complementDD. Operand 16 states and 1944 transitions. [2021-12-06 23:41:10,906 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 1944 transitions. [2021-12-06 23:41:10,907 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 23:41:10,907 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 16 states and 1944 transitions. [2021-12-06 23:41:10,910 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 17 states, 16 states have (on average 121.5) internal successors, (1944), 16 states have internal predecessors, (1944), 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) [2021-12-06 23:41:10,913 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 17 states, 17 states have (on average 137.0) internal successors, (2329), 17 states have internal predecessors, (2329), 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) [2021-12-06 23:41:10,914 INFO L81 ComplementDD]: Finished complementDD. Result has 17 states, 17 states have (on average 137.0) internal successors, (2329), 17 states have internal predecessors, (2329), 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) [2021-12-06 23:41:10,914 INFO L186 Difference]: Start difference. First operand has 220 places, 241 transitions, 1996 flow. Second operand 16 states and 1944 transitions. [2021-12-06 23:41:10,914 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 234 places, 517 transitions, 5685 flow [2021-12-06 23:41:13,840 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 229 places, 517 transitions, 5451 flow, removed 9 selfloop flow, removed 5 redundant places. [2021-12-06 23:41:13,846 INFO L242 Difference]: Finished difference. Result has 233 places, 248 transitions, 2141 flow [2021-12-06 23:41:13,846 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=137, PETRI_DIFFERENCE_MINUEND_FLOW=1896, PETRI_DIFFERENCE_MINUEND_PLACES=214, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=238, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=42, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=194, PETRI_DIFFERENCE_SUBTRAHEND_STATES=16, PETRI_FLOW=2141, PETRI_PLACES=233, PETRI_TRANSITIONS=248} [2021-12-06 23:41:13,846 INFO L334 CegarLoopForPetriNet]: 144 programPoint places, 89 predicate places. [2021-12-06 23:41:13,847 INFO L470 AbstractCegarLoop]: Abstraction has has 233 places, 248 transitions, 2141 flow [2021-12-06 23:41:13,847 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 114.125) internal successors, (913), 8 states have internal predecessors, (913), 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) [2021-12-06 23:41:13,847 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-06 23:41:13,847 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] [2021-12-06 23:41:13,847 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-12-06 23:41:13,847 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-12-06 23:41:13,847 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 23:41:13,848 INFO L85 PathProgramCache]: Analyzing trace with hash 760359710, now seen corresponding path program 1 times [2021-12-06 23:41:13,848 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 23:41:13,848 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1520791498] [2021-12-06 23:41:13,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 23:41:13,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 23:41:13,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:41:13,943 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 23:41:13,943 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 23:41:13,944 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1520791498] [2021-12-06 23:41:13,944 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1520791498] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 23:41:13,944 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 23:41:13,944 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-12-06 23:41:13,944 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1867529333] [2021-12-06 23:41:13,944 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 23:41:13,944 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-12-06 23:41:13,944 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 23:41:13,945 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-12-06 23:41:13,945 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-12-06 23:41:13,946 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 112 out of 137 [2021-12-06 23:41:13,946 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 233 places, 248 transitions, 2141 flow. Second operand has 9 states, 9 states have (on average 114.11111111111111) internal successors, (1027), 9 states have internal predecessors, (1027), 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) [2021-12-06 23:41:13,946 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-06 23:41:13,946 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 112 of 137 [2021-12-06 23:41:13,947 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-06 23:41:18,514 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1178] L845-->L852: Formula: (let ((.cse12 (= (mod v_~z$w_buff0_used~0_488 256) 0)) (.cse0 (= (mod v_~z$r_buff1_thd4~0_173 256) 0)) (.cse14 (= (mod v_~z$w_buff1_used~0_343 256) 0)) (.cse13 (= (mod v_~z$r_buff0_thd4~0_245 256) 0)) (.cse2 (= (mod v_~z$w_buff0_used~0_487 256) 0))) (let ((.cse6 (or .cse13 .cse2)) (.cse9 (or .cse0 .cse14)) (.cse8 (not .cse14)) (.cse5 (not .cse0)) (.cse4 (not .cse2)) (.cse10 (or .cse13 .cse12)) (.cse7 (not .cse13)) (.cse11 (not .cse12))) (and (let ((.cse3 (= (mod v_~z$r_buff0_thd4~0_244 256) 0)) (.cse1 (= (mod v_~z$w_buff1_used~0_342 256) 0))) (or (and (or .cse0 .cse1) (or .cse2 .cse3) (= v_~z$r_buff1_thd4~0_173 v_~z$r_buff1_thd4~0_172)) (and (= v_~z$r_buff1_thd4~0_172 0) (or (and (not .cse3) .cse4) (and (not .cse1) .cse5))))) (or (and .cse6 (= v_~z$r_buff0_thd4~0_245 v_~z$r_buff0_thd4~0_244)) (and .cse7 .cse4 (= v_~z$r_buff0_thd4~0_244 0))) (or (and (or (and .cse8 (= |v_P3_#t~ite49#1_47| v_~z$w_buff1~0_145) .cse5) (and (= |v_P3_#t~ite49#1_47| v_~z~0_187) .cse9)) .cse10 (= |v_P3_#t~ite49#1_47| v_~z~0_186)) (and .cse7 .cse11 (= |v_P3_#t~ite49#1_47| |v_P3Thread1of1ForFork2_#t~ite49#1_1|) (= v_~z$w_buff0~0_134 v_~z~0_186))) (or (and .cse6 (= v_~z$w_buff1_used~0_343 v_~z$w_buff1_used~0_342) .cse9) (and (= v_~z$w_buff1_used~0_342 0) (or (and .cse8 .cse5) (and .cse7 .cse4)))) (or (and (= v_~z$w_buff0_used~0_488 v_~z$w_buff0_used~0_487) .cse10) (and .cse7 .cse11 (= v_~z$w_buff0_used~0_487 0)))))) InVars {P3Thread1of1ForFork2_#t~ite49#1=|v_P3Thread1of1ForFork2_#t~ite49#1_1|, ~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_173, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_488, ~z$w_buff0~0=v_~z$w_buff0~0_134, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_245, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_343, ~z$w_buff1~0=v_~z$w_buff1~0_145, ~z~0=v_~z~0_187} OutVars{~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_172, P3Thread1of1ForFork2_#t~ite51#1=|v_P3Thread1of1ForFork2_#t~ite51#1_1|, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_487, ~z$w_buff0~0=v_~z$w_buff0~0_134, P3Thread1of1ForFork2_#t~ite54#1=|v_P3Thread1of1ForFork2_#t~ite54#1_1|, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_342, ~z$w_buff1~0=v_~z$w_buff1~0_145, P3Thread1of1ForFork2_#t~ite50#1=|v_P3Thread1of1ForFork2_#t~ite50#1_1|, P3Thread1of1ForFork2_#t~ite49#1=|v_P3Thread1of1ForFork2_#t~ite49#1_2|, P3Thread1of1ForFork2_#t~ite53#1=|v_P3Thread1of1ForFork2_#t~ite53#1_1|, P3Thread1of1ForFork2_#t~ite52#1=|v_P3Thread1of1ForFork2_#t~ite52#1_1|, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_244, ~z~0=v_~z~0_186} AuxVars[|v_P3_#t~ite49#1_47|] AssignedVars[P3Thread1of1ForFork2_#t~ite50#1, P3Thread1of1ForFork2_#t~ite49#1, ~z$r_buff1_thd4~0, P3Thread1of1ForFork2_#t~ite51#1, ~z$w_buff0_used~0, P3Thread1of1ForFork2_#t~ite54#1, P3Thread1of1ForFork2_#t~ite53#1, P3Thread1of1ForFork2_#t~ite52#1, ~z$w_buff1_used~0, ~z$r_buff0_thd4~0, ~z~0][275], [60#L758true, Black: 365#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 361#true, Black: 383#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 230#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0))), Black: 371#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 379#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 375#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 470#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 155#true, P3Thread1of1ForFork2InUse, P2Thread1of1ForFork0InUse, P1Thread1of1ForFork3InUse, P0Thread1of1ForFork1InUse, Black: 265#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 406#(and (= ~__unbuffered_p1_EAX~0 1) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~y~0 1)), Black: 271#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 277#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 404#(and (= ~__unbuffered_p1_EAX~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~y~0 1)), Black: 262#true, Black: 269#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 393#(= ~y~0 1), Black: 402#(and (= ~__unbuffered_p1_EAX~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~y~0 1)), 399#(and (= ~__unbuffered_p1_EAX~0 1) (= ~y~0 1)), 6#L773true, 100#L852true, Black: 298#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 288#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 292#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1)), 57#L3true, Black: 294#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 300#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 227#true, Black: 296#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)))), Black: 157#(= ~__unbuffered_p3_EAX~0 0), Black: 173#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)))), Black: 442#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)))), Black: 418#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 158#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0))), Black: 438#(and (<= ~__unbuffered_cnt~0 2) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 413#true, 275#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 194#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0))), Black: 326#(and (= ~z$r_buff0_thd0~0 0) (= ~z~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)))), Black: 319#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0))), Black: 193#(= ~__unbuffered_p2_EAX~0 0), Black: 314#(and (= ~z$w_buff0~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (= ~z$w_buff0~0 0) (= ~y~0 1)), Black: 328#(and (= ~z$w_buff0~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (= ~z$w_buff0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)))), 287#(= ~x~0 1), 120#L788true, Black: 334#(and (= ~z$w_buff0~0 ~y~0) (not (= ~z$w_buff1~0 ~z$w_buff0~0)) (= ~z$w_buff1~0 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)))), Black: 315#(and (= ~z$w_buff0~0 ~y~0) (not (= ~z$w_buff1~0 ~z$w_buff0~0)) (= ~z$w_buff1~0 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0)), Black: 313#(and (= ~z$w_buff0~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (= ~z$w_buff0~0 0)), Black: 330#(and (= ~z$w_buff0~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (= ~z$w_buff0~0 0) (= ~y~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)))), 191#true, 432#(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)), 309#true]) [2021-12-06 23:41:18,514 INFO L384 tUnfolder$Statistics]: this new event has 91 ancestors and is cut-off event [2021-12-06 23:41:18,514 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2021-12-06 23:41:18,514 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2021-12-06 23:41:18,514 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2021-12-06 23:41:19,154 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1169] L788-->L804: Formula: (let ((.cse31 (= (mod v_~z$w_buff1_used~0_319 256) 0)) (.cse27 (= (mod v_~z$r_buff1_thd3~0_127 256) 0)) (.cse19 (= (mod v_~z$r_buff0_thd3~0_180 256) 0))) (let ((.cse6 (= (mod v_~weak$$choice2~0_156 256) 0)) (.cse8 (and .cse27 .cse19)) (.cse9 (and .cse19 .cse31)) (.cse30 (= (mod v_~z$w_buff0_used~0_464 256) 0)) (.cse24 (not .cse27)) (.cse4 (not .cse19)) (.cse20 (= (mod v_~z$w_buff1_used~0_318 256) 0)) (.cse7 (= (mod v_~z$w_buff0_used~0_463 256) 0))) (let ((.cse13 (or .cse19 .cse7)) (.cse18 (not .cse20)) (.cse11 (not .cse7)) (.cse0 (or .cse24 .cse4)) (.cse1 (or .cse4 (not .cse31))) (.cse2 (not .cse30)) (.cse3 (or .cse30 .cse19)) (.cse5 (or .cse30 .cse8 .cse9)) (.cse14 (not .cse6))) (and (= v_~z$mem_tmp~0_46 v_~z~0_162) (or (and .cse0 (= v_~__unbuffered_p2_EBX~0_10 |v_P2_#t~ite5_59|) .cse1 .cse2 (or (and .cse3 (= |v_P2_#t~ite5_59| v_~z$w_buff1~0_128)) (and .cse4 (= |v_P2_#t~ite5_59| v_~z$w_buff0~0_119) .cse2))) (and (= |v_P2_#t~ite5_59| |v_P2Thread1of1ForFork0_#t~ite5_1|) .cse5 (= v_~__unbuffered_p2_EBX~0_10 v_~z~0_162))) (let ((.cse10 (= |v_P2_#t~ite16_73| |v_P2Thread1of1ForFork0_#t~ite16_1|))) (or (and .cse6 (or (and (or .cse7 .cse8 .cse9) (= |v_P2_#t~ite17_65| v_~z$w_buff1_used~0_319) .cse10) (and .cse0 .cse11 (= |v_P2_#t~ite16_73| |v_P2_#t~ite17_65|) .cse1 (let ((.cse12 (= |v_P2_#t~ite16_73| 0))) (or (and .cse12 .cse4 .cse11) (and .cse12 .cse13))))) (= |v_P2_#t~ite17_65| v_~z$w_buff1_used~0_318)) (and .cse14 (= |v_P2_#t~ite17_65| |v_P2Thread1of1ForFork0_#t~ite17_1|) (= v_~z$w_buff1_used~0_319 v_~z$w_buff1_used~0_318) .cse10))) (let ((.cse15 (= |v_P2_#t~ite10_53| |v_P2Thread1of1ForFork0_#t~ite10_1|))) (or (and (= |v_P2_#t~ite11_51| v_~z$w_buff1~0_127) .cse6 (or (and (= |v_P2_#t~ite11_51| v_~z$w_buff1~0_128) .cse15 .cse5) (and .cse0 (= |v_P2_#t~ite10_53| |v_P2_#t~ite11_51|) (let ((.cse16 (= |v_P2_#t~ite10_53| v_~z$w_buff1~0_128))) (or (and .cse4 .cse16 .cse2) (and .cse3 .cse16))) .cse1 .cse2))) (and .cse14 (= |v_P2_#t~ite11_51| |v_P2Thread1of1ForFork0_#t~ite11_1|) (= v_~z$w_buff1~0_128 v_~z$w_buff1~0_127) .cse15))) (= v_~z$flush_delayed~0_78 0) (let ((.cse17 (= |v_P2_#t~ite19_71| |v_P2Thread1of1ForFork0_#t~ite19_1|))) (or (and .cse14 (= v_~z$r_buff0_thd3~0_179 v_~z$r_buff0_thd3~0_180) (= |v_P2_#t~ite20_65| |v_P2Thread1of1ForFork0_#t~ite20_1|) .cse17) (and (= |v_P2_#t~ite20_65| v_~z$r_buff0_thd3~0_179) .cse6 (or (and .cse0 (= |v_P2_#t~ite19_71| |v_P2_#t~ite20_65|) .cse11 (or (and (= |v_P2_#t~ite19_71| 0) .cse4 .cse11) (and .cse13 (= |v_P2_#t~ite19_71| v_~z$r_buff0_thd3~0_180))) (or .cse4 .cse18)) (and (or (and .cse19 .cse20) .cse7 .cse8) (= |v_P2_#t~ite20_65| v_~z$r_buff0_thd3~0_180) .cse17))))) (= v_~weak$$choice2~0_156 |v_P2Thread1of1ForFork0_#t~nondet4_1|) (or (and .cse14 (= v_~z$mem_tmp~0_46 v_~z~0_160)) (and (= v_~__unbuffered_p2_EBX~0_10 v_~z~0_160) .cse6)) (let ((.cse21 (= |v_P2_#t~ite13_69| |v_P2Thread1of1ForFork0_#t~ite13_1|))) (or (and (= |v_P2_#t~ite14_61| v_~z$w_buff0_used~0_463) (or (and .cse5 .cse21 (= |v_P2_#t~ite14_61| v_~z$w_buff0_used~0_464)) (and .cse0 (or (and .cse4 .cse2 (= |v_P2_#t~ite13_69| 0)) (and .cse3 (= |v_P2_#t~ite13_69| v_~z$w_buff0_used~0_464))) .cse1 (= |v_P2_#t~ite13_69| |v_P2_#t~ite14_61|) .cse2)) .cse6) (and .cse14 (= v_~z$w_buff0_used~0_464 v_~z$w_buff0_used~0_463) .cse21 (= |v_P2_#t~ite14_61| |v_P2Thread1of1ForFork0_#t~ite14_1|)))) (= |v_P2Thread1of1ForFork0_#t~nondet3_1| v_~weak$$choice0~0_28) (let ((.cse22 (= |v_P2Thread1of1ForFork0_#t~ite22_1| |v_P2_#t~ite22_39|))) (or (and (= |v_P2_#t~ite23_31| |v_P2Thread1of1ForFork0_#t~ite23_1|) .cse14 (= v_~z$r_buff1_thd3~0_127 v_~z$r_buff1_thd3~0_126) .cse22) (and (= |v_P2_#t~ite23_31| v_~z$r_buff1_thd3~0_126) (let ((.cse26 (= (mod v_~z$r_buff0_thd3~0_179 256) 0))) (or (let ((.cse23 (not .cse26))) (and (or .cse23 .cse18) (or .cse24 .cse23) .cse11 (let ((.cse25 (= |v_P2_#t~ite22_39| 0))) (or (and .cse23 .cse11 .cse25) (and (or .cse7 .cse26) .cse25))) (= |v_P2_#t~ite22_39| |v_P2_#t~ite23_31|))) (and (= |v_P2_#t~ite23_31| v_~z$r_buff1_thd3~0_127) .cse22 (or (and .cse26 .cse20) .cse7 (and .cse27 .cse26))))) .cse6))) (let ((.cse29 (= |v_P2_#t~ite7_55| |v_P2Thread1of1ForFork0_#t~ite7_1|))) (or (and (or (and (= |v_P2_#t~ite7_55| |v_P2_#t~ite8_49|) .cse0 .cse1 .cse2 (let ((.cse28 (= |v_P2_#t~ite7_55| v_~z$w_buff0~0_119))) (or (and .cse4 .cse28 .cse2) (and .cse3 .cse28)))) (and (= |v_P2_#t~ite8_49| v_~z$w_buff0~0_119) .cse5 .cse29)) .cse6 (= |v_P2_#t~ite8_49| v_~z$w_buff0~0_118)) (and .cse14 (= |v_P2_#t~ite8_49| |v_P2Thread1of1ForFork0_#t~ite8_1|) (= v_~z$w_buff0~0_119 v_~z$w_buff0~0_118) .cse29))))))) InVars {P2Thread1of1ForFork0_#t~ite8=|v_P2Thread1of1ForFork0_#t~ite8_1|, P2Thread1of1ForFork0_#t~ite7=|v_P2Thread1of1ForFork0_#t~ite7_1|, P2Thread1of1ForFork0_#t~ite5=|v_P2Thread1of1ForFork0_#t~ite5_1|, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_464, ~z$w_buff0~0=v_~z$w_buff0~0_119, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_127, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_319, P2Thread1of1ForFork0_#t~nondet4=|v_P2Thread1of1ForFork0_#t~nondet4_1|, ~z$w_buff1~0=v_~z$w_buff1~0_128, P2Thread1of1ForFork0_#t~nondet3=|v_P2Thread1of1ForFork0_#t~nondet3_1|, P2Thread1of1ForFork0_#t~ite20=|v_P2Thread1of1ForFork0_#t~ite20_1|, P2Thread1of1ForFork0_#t~ite14=|v_P2Thread1of1ForFork0_#t~ite14_1|, P2Thread1of1ForFork0_#t~ite16=|v_P2Thread1of1ForFork0_#t~ite16_1|, P2Thread1of1ForFork0_#t~ite17=|v_P2Thread1of1ForFork0_#t~ite17_1|, P2Thread1of1ForFork0_#t~ite10=|v_P2Thread1of1ForFork0_#t~ite10_1|, P2Thread1of1ForFork0_#t~ite22=|v_P2Thread1of1ForFork0_#t~ite22_1|, P2Thread1of1ForFork0_#t~ite11=|v_P2Thread1of1ForFork0_#t~ite11_1|, P2Thread1of1ForFork0_#t~ite23=|v_P2Thread1of1ForFork0_#t~ite23_1|, P2Thread1of1ForFork0_#t~ite13=|v_P2Thread1of1ForFork0_#t~ite13_1|, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_180, ~z~0=v_~z~0_162, P2Thread1of1ForFork0_#t~ite19=|v_P2Thread1of1ForFork0_#t~ite19_1|} OutVars{P2Thread1of1ForFork0_#t~ite8=|v_P2Thread1of1ForFork0_#t~ite8_2|, P2Thread1of1ForFork0_#t~ite7=|v_P2Thread1of1ForFork0_#t~ite7_2|, P2Thread1of1ForFork0_#t~ite6=|v_P2Thread1of1ForFork0_#t~ite6_1|, P2Thread1of1ForFork0_#t~ite5=|v_P2Thread1of1ForFork0_#t~ite5_2|, P2Thread1of1ForFork0_#t~nondet4=|v_P2Thread1of1ForFork0_#t~nondet4_2|, ~z$w_buff1~0=v_~z$w_buff1~0_127, P2Thread1of1ForFork0_#t~nondet3=|v_P2Thread1of1ForFork0_#t~nondet3_2|, P2Thread1of1ForFork0_#t~ite20=|v_P2Thread1of1ForFork0_#t~ite20_2|, P2Thread1of1ForFork0_#t~ite25=|v_P2Thread1of1ForFork0_#t~ite25_1|, P2Thread1of1ForFork0_#t~ite21=|v_P2Thread1of1ForFork0_#t~ite21_1|, P2Thread1of1ForFork0_#t~ite22=|v_P2Thread1of1ForFork0_#t~ite22_2|, P2Thread1of1ForFork0_#t~ite23=|v_P2Thread1of1ForFork0_#t~ite23_2|, P2Thread1of1ForFork0_#t~ite24=|v_P2Thread1of1ForFork0_#t~ite24_1|, P2Thread1of1ForFork0_#t~ite9=|v_P2Thread1of1ForFork0_#t~ite9_1|, ~z$mem_tmp~0=v_~z$mem_tmp~0_46, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_10, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_463, ~z$w_buff0~0=v_~z$w_buff0~0_118, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_126, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_318, ~z$flush_delayed~0=v_~z$flush_delayed~0_78, P2Thread1of1ForFork0_#t~ite14=|v_P2Thread1of1ForFork0_#t~ite14_2|, P2Thread1of1ForFork0_#t~ite15=|v_P2Thread1of1ForFork0_#t~ite15_1|, ~weak$$choice0~0=v_~weak$$choice0~0_28, P2Thread1of1ForFork0_#t~ite16=|v_P2Thread1of1ForFork0_#t~ite16_2|, P2Thread1of1ForFork0_#t~ite17=|v_P2Thread1of1ForFork0_#t~ite17_2|, P2Thread1of1ForFork0_#t~ite10=|v_P2Thread1of1ForFork0_#t~ite10_2|, P2Thread1of1ForFork0_#t~ite11=|v_P2Thread1of1ForFork0_#t~ite11_2|, P2Thread1of1ForFork0_#t~ite12=|v_P2Thread1of1ForFork0_#t~ite12_1|, P2Thread1of1ForFork0_#t~ite13=|v_P2Thread1of1ForFork0_#t~ite13_2|, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_179, ~z~0=v_~z~0_160, P2Thread1of1ForFork0_#t~ite18=|v_P2Thread1of1ForFork0_#t~ite18_1|, ~weak$$choice2~0=v_~weak$$choice2~0_156, P2Thread1of1ForFork0_#t~ite19=|v_P2Thread1of1ForFork0_#t~ite19_2|} AuxVars[|v_P2_#t~ite23_31|, |v_P2_#t~ite20_65|, |v_P2_#t~ite14_61|, |v_P2_#t~ite16_73|, |v_P2_#t~ite11_51|, |v_P2_#t~ite17_65|, |v_P2_#t~ite10_53|, |v_P2_#t~ite19_71|, |v_P2_#t~ite7_55|, |v_P2_#t~ite13_69|, |v_P2_#t~ite22_39|, |v_P2_#t~ite5_59|, |v_P2_#t~ite8_49|] AssignedVars[P2Thread1of1ForFork0_#t~ite8, P2Thread1of1ForFork0_#t~ite7, P2Thread1of1ForFork0_#t~ite6, P2Thread1of1ForFork0_#t~ite5, P2Thread1of1ForFork0_#t~nondet4, ~z$w_buff1~0, P2Thread1of1ForFork0_#t~nondet3, P2Thread1of1ForFork0_#t~ite20, P2Thread1of1ForFork0_#t~ite25, P2Thread1of1ForFork0_#t~ite21, P2Thread1of1ForFork0_#t~ite22, P2Thread1of1ForFork0_#t~ite23, P2Thread1of1ForFork0_#t~ite24, P2Thread1of1ForFork0_#t~ite9, ~z$mem_tmp~0, ~__unbuffered_p2_EBX~0, ~z$w_buff0_used~0, ~z$w_buff0~0, ~z$r_buff1_thd3~0, ~z$w_buff1_used~0, ~z$flush_delayed~0, P2Thread1of1ForFork0_#t~ite14, P2Thread1of1ForFork0_#t~ite15, ~weak$$choice0~0, P2Thread1of1ForFork0_#t~ite16, P2Thread1of1ForFork0_#t~ite17, P2Thread1of1ForFork0_#t~ite10, P2Thread1of1ForFork0_#t~ite11, P2Thread1of1ForFork0_#t~ite12, P2Thread1of1ForFork0_#t~ite13, ~z$r_buff0_thd3~0, ~z~0, P2Thread1of1ForFork0_#t~ite18, ~weak$$choice2~0, P2Thread1of1ForFork0_#t~ite19][347], [60#L758true, Black: 365#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 361#true, Black: 230#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0))), Black: 383#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 371#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 379#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 375#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 470#(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)), 155#true, P3Thread1of1ForFork2InUse, P2Thread1of1ForFork0InUse, P1Thread1of1ForFork3InUse, P0Thread1of1ForFork1InUse, Black: 265#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 271#(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: 406#(and (= ~__unbuffered_p1_EAX~0 1) (<= 1 ~main$tmp_guard1~0) (or (<= 1 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Black: 326#(and (= ~z$r_buff0_thd0~0 0) (= ~z~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)))), Black: 194#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0))), Black: 319#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0))), Black: 314#(and (= ~z$w_buff0~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (= ~z$w_buff0~0 0) (= ~y~0 1)), Black: 193#(= ~__unbuffered_p2_EAX~0 0), Black: 328#(and (= ~z$w_buff0~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (= ~z$w_buff0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)))), 287#(= ~x~0 1), Black: 334#(and (= ~z$w_buff0~0 ~y~0) (not (= ~z$w_buff1~0 ~z$w_buff0~0)) (= ~z$w_buff1~0 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)))), Black: 315#(and (= ~z$w_buff0~0 ~y~0) (not (= ~z$w_buff1~0 ~z$w_buff0~0)) (= ~z$w_buff1~0 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0)), Black: 313#(and (= ~z$w_buff0~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (= ~z$w_buff0~0 0)), Black: 330#(and (= ~z$w_buff0~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (= ~z$w_buff0~0 0) (= ~y~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)))), 191#true, 71#L845true, 432#(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)), 309#true]) [2021-12-06 23:41:19,154 INFO L384 tUnfolder$Statistics]: this new event has 91 ancestors and is not cut-off event [2021-12-06 23:41:19,154 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is not cut-off event [2021-12-06 23:41:19,154 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is not cut-off event [2021-12-06 23:41:19,154 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is not cut-off event [2021-12-06 23:41:19,168 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1178] L845-->L852: Formula: (let ((.cse12 (= (mod v_~z$w_buff0_used~0_488 256) 0)) (.cse0 (= (mod v_~z$r_buff1_thd4~0_173 256) 0)) (.cse14 (= (mod v_~z$w_buff1_used~0_343 256) 0)) (.cse13 (= (mod v_~z$r_buff0_thd4~0_245 256) 0)) (.cse2 (= (mod v_~z$w_buff0_used~0_487 256) 0))) (let ((.cse6 (or .cse13 .cse2)) (.cse9 (or .cse0 .cse14)) (.cse8 (not .cse14)) (.cse5 (not .cse0)) (.cse4 (not .cse2)) (.cse10 (or .cse13 .cse12)) (.cse7 (not .cse13)) (.cse11 (not .cse12))) (and (let ((.cse3 (= (mod v_~z$r_buff0_thd4~0_244 256) 0)) (.cse1 (= (mod v_~z$w_buff1_used~0_342 256) 0))) (or (and (or .cse0 .cse1) (or .cse2 .cse3) (= v_~z$r_buff1_thd4~0_173 v_~z$r_buff1_thd4~0_172)) (and (= v_~z$r_buff1_thd4~0_172 0) (or (and (not .cse3) .cse4) (and (not .cse1) .cse5))))) (or (and .cse6 (= v_~z$r_buff0_thd4~0_245 v_~z$r_buff0_thd4~0_244)) (and .cse7 .cse4 (= v_~z$r_buff0_thd4~0_244 0))) (or (and (or (and .cse8 (= |v_P3_#t~ite49#1_47| v_~z$w_buff1~0_145) .cse5) (and (= |v_P3_#t~ite49#1_47| v_~z~0_187) .cse9)) .cse10 (= |v_P3_#t~ite49#1_47| v_~z~0_186)) (and .cse7 .cse11 (= |v_P3_#t~ite49#1_47| |v_P3Thread1of1ForFork2_#t~ite49#1_1|) (= v_~z$w_buff0~0_134 v_~z~0_186))) (or (and .cse6 (= v_~z$w_buff1_used~0_343 v_~z$w_buff1_used~0_342) .cse9) (and (= v_~z$w_buff1_used~0_342 0) (or (and .cse8 .cse5) (and .cse7 .cse4)))) (or (and (= v_~z$w_buff0_used~0_488 v_~z$w_buff0_used~0_487) .cse10) (and .cse7 .cse11 (= v_~z$w_buff0_used~0_487 0)))))) InVars {P3Thread1of1ForFork2_#t~ite49#1=|v_P3Thread1of1ForFork2_#t~ite49#1_1|, ~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_173, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_488, ~z$w_buff0~0=v_~z$w_buff0~0_134, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_245, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_343, ~z$w_buff1~0=v_~z$w_buff1~0_145, ~z~0=v_~z~0_187} OutVars{~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_172, P3Thread1of1ForFork2_#t~ite51#1=|v_P3Thread1of1ForFork2_#t~ite51#1_1|, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_487, ~z$w_buff0~0=v_~z$w_buff0~0_134, P3Thread1of1ForFork2_#t~ite54#1=|v_P3Thread1of1ForFork2_#t~ite54#1_1|, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_342, ~z$w_buff1~0=v_~z$w_buff1~0_145, P3Thread1of1ForFork2_#t~ite50#1=|v_P3Thread1of1ForFork2_#t~ite50#1_1|, P3Thread1of1ForFork2_#t~ite49#1=|v_P3Thread1of1ForFork2_#t~ite49#1_2|, P3Thread1of1ForFork2_#t~ite53#1=|v_P3Thread1of1ForFork2_#t~ite53#1_1|, P3Thread1of1ForFork2_#t~ite52#1=|v_P3Thread1of1ForFork2_#t~ite52#1_1|, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_244, ~z~0=v_~z~0_186} AuxVars[|v_P3_#t~ite49#1_47|] AssignedVars[P3Thread1of1ForFork2_#t~ite50#1, P3Thread1of1ForFork2_#t~ite49#1, ~z$r_buff1_thd4~0, P3Thread1of1ForFork2_#t~ite51#1, ~z$w_buff0_used~0, P3Thread1of1ForFork2_#t~ite54#1, P3Thread1of1ForFork2_#t~ite53#1, P3Thread1of1ForFork2_#t~ite52#1, ~z$w_buff1_used~0, ~z$r_buff0_thd4~0, ~z~0][275], [60#L758true, Black: 365#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 361#true, Black: 230#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= 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(<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 277#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 404#(and (= ~__unbuffered_p1_EAX~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~y~0 1)), Black: 262#true, Black: 269#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 393#(= ~y~0 1), Black: 402#(and (= ~__unbuffered_p1_EAX~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~y~0 1)), 399#(and (= ~__unbuffered_p1_EAX~0 1) (= ~y~0 1)), 6#L773true, 100#L852true, Black: 298#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 288#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 292#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1)), Black: 294#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 300#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 227#true, Black: 296#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 177#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)))), Black: 157#(= ~__unbuffered_p3_EAX~0 0), Black: 173#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)))), Black: 442#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)))), Black: 418#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 158#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0))), Black: 438#(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)), Black: 413#true, 275#(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: 194#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0))), Black: 326#(and (= ~z$r_buff0_thd0~0 0) (= ~z~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)))), Black: 319#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0))), Black: 193#(= ~__unbuffered_p2_EAX~0 0), Black: 314#(and (= ~z$w_buff0~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (= ~z$w_buff0~0 0) (= ~y~0 1)), Black: 328#(and (= ~z$w_buff0~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (= ~z$w_buff0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)))), 287#(= ~x~0 1), 120#L788true, Black: 334#(and (= ~z$w_buff0~0 ~y~0) (not (= ~z$w_buff1~0 ~z$w_buff0~0)) (= ~z$w_buff1~0 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)))), Black: 315#(and (= ~z$w_buff0~0 ~y~0) (not (= ~z$w_buff1~0 ~z$w_buff0~0)) (= ~z$w_buff1~0 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0)), Black: 313#(and (= ~z$w_buff0~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (= ~z$w_buff0~0 0)), Black: 330#(and (= ~z$w_buff0~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (= ~z$w_buff0~0 0) (= ~y~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)))), 191#true, 432#(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)), 309#true]) [2021-12-06 23:41:19,168 INFO L384 tUnfolder$Statistics]: this new event has 92 ancestors and is cut-off event [2021-12-06 23:41:19,168 INFO L387 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2021-12-06 23:41:19,168 INFO L387 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2021-12-06 23:41:19,168 INFO L387 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2021-12-06 23:41:19,604 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1169] L788-->L804: Formula: (let ((.cse31 (= (mod v_~z$w_buff1_used~0_319 256) 0)) (.cse27 (= (mod v_~z$r_buff1_thd3~0_127 256) 0)) (.cse19 (= (mod v_~z$r_buff0_thd3~0_180 256) 0))) (let ((.cse6 (= (mod v_~weak$$choice2~0_156 256) 0)) (.cse8 (and .cse27 .cse19)) (.cse9 (and .cse19 .cse31)) (.cse30 (= (mod v_~z$w_buff0_used~0_464 256) 0)) (.cse24 (not .cse27)) (.cse4 (not .cse19)) (.cse20 (= (mod v_~z$w_buff1_used~0_318 256) 0)) (.cse7 (= (mod v_~z$w_buff0_used~0_463 256) 0))) (let ((.cse13 (or .cse19 .cse7)) (.cse18 (not .cse20)) (.cse11 (not .cse7)) (.cse0 (or .cse24 .cse4)) (.cse1 (or .cse4 (not .cse31))) (.cse2 (not .cse30)) (.cse3 (or .cse30 .cse19)) (.cse5 (or .cse30 .cse8 .cse9)) (.cse14 (not .cse6))) (and (= v_~z$mem_tmp~0_46 v_~z~0_162) (or (and .cse0 (= v_~__unbuffered_p2_EBX~0_10 |v_P2_#t~ite5_59|) .cse1 .cse2 (or (and .cse3 (= |v_P2_#t~ite5_59| v_~z$w_buff1~0_128)) (and .cse4 (= |v_P2_#t~ite5_59| v_~z$w_buff0~0_119) .cse2))) (and (= |v_P2_#t~ite5_59| |v_P2Thread1of1ForFork0_#t~ite5_1|) .cse5 (= v_~__unbuffered_p2_EBX~0_10 v_~z~0_162))) (let ((.cse10 (= |v_P2_#t~ite16_73| |v_P2Thread1of1ForFork0_#t~ite16_1|))) (or (and .cse6 (or (and (or .cse7 .cse8 .cse9) (= |v_P2_#t~ite17_65| v_~z$w_buff1_used~0_319) .cse10) (and .cse0 .cse11 (= |v_P2_#t~ite16_73| |v_P2_#t~ite17_65|) .cse1 (let ((.cse12 (= |v_P2_#t~ite16_73| 0))) (or (and .cse12 .cse4 .cse11) (and .cse12 .cse13))))) (= |v_P2_#t~ite17_65| v_~z$w_buff1_used~0_318)) (and .cse14 (= |v_P2_#t~ite17_65| |v_P2Thread1of1ForFork0_#t~ite17_1|) (= v_~z$w_buff1_used~0_319 v_~z$w_buff1_used~0_318) .cse10))) (let ((.cse15 (= |v_P2_#t~ite10_53| |v_P2Thread1of1ForFork0_#t~ite10_1|))) (or (and (= |v_P2_#t~ite11_51| v_~z$w_buff1~0_127) .cse6 (or (and (= |v_P2_#t~ite11_51| v_~z$w_buff1~0_128) .cse15 .cse5) (and .cse0 (= |v_P2_#t~ite10_53| |v_P2_#t~ite11_51|) (let ((.cse16 (= |v_P2_#t~ite10_53| v_~z$w_buff1~0_128))) (or (and .cse4 .cse16 .cse2) (and .cse3 .cse16))) .cse1 .cse2))) (and .cse14 (= |v_P2_#t~ite11_51| |v_P2Thread1of1ForFork0_#t~ite11_1|) (= v_~z$w_buff1~0_128 v_~z$w_buff1~0_127) .cse15))) (= v_~z$flush_delayed~0_78 0) (let ((.cse17 (= |v_P2_#t~ite19_71| |v_P2Thread1of1ForFork0_#t~ite19_1|))) (or (and .cse14 (= v_~z$r_buff0_thd3~0_179 v_~z$r_buff0_thd3~0_180) (= |v_P2_#t~ite20_65| |v_P2Thread1of1ForFork0_#t~ite20_1|) .cse17) (and (= |v_P2_#t~ite20_65| v_~z$r_buff0_thd3~0_179) .cse6 (or (and .cse0 (= |v_P2_#t~ite19_71| |v_P2_#t~ite20_65|) .cse11 (or (and (= |v_P2_#t~ite19_71| 0) .cse4 .cse11) (and .cse13 (= |v_P2_#t~ite19_71| v_~z$r_buff0_thd3~0_180))) (or .cse4 .cse18)) (and (or (and .cse19 .cse20) .cse7 .cse8) (= |v_P2_#t~ite20_65| v_~z$r_buff0_thd3~0_180) .cse17))))) (= v_~weak$$choice2~0_156 |v_P2Thread1of1ForFork0_#t~nondet4_1|) (or (and .cse14 (= v_~z$mem_tmp~0_46 v_~z~0_160)) (and (= v_~__unbuffered_p2_EBX~0_10 v_~z~0_160) .cse6)) (let ((.cse21 (= |v_P2_#t~ite13_69| |v_P2Thread1of1ForFork0_#t~ite13_1|))) (or (and (= |v_P2_#t~ite14_61| v_~z$w_buff0_used~0_463) (or (and .cse5 .cse21 (= |v_P2_#t~ite14_61| v_~z$w_buff0_used~0_464)) (and .cse0 (or (and .cse4 .cse2 (= |v_P2_#t~ite13_69| 0)) (and .cse3 (= |v_P2_#t~ite13_69| v_~z$w_buff0_used~0_464))) .cse1 (= |v_P2_#t~ite13_69| |v_P2_#t~ite14_61|) .cse2)) .cse6) (and .cse14 (= v_~z$w_buff0_used~0_464 v_~z$w_buff0_used~0_463) .cse21 (= |v_P2_#t~ite14_61| |v_P2Thread1of1ForFork0_#t~ite14_1|)))) (= |v_P2Thread1of1ForFork0_#t~nondet3_1| v_~weak$$choice0~0_28) (let ((.cse22 (= |v_P2Thread1of1ForFork0_#t~ite22_1| |v_P2_#t~ite22_39|))) (or (and (= |v_P2_#t~ite23_31| |v_P2Thread1of1ForFork0_#t~ite23_1|) .cse14 (= v_~z$r_buff1_thd3~0_127 v_~z$r_buff1_thd3~0_126) .cse22) (and (= |v_P2_#t~ite23_31| v_~z$r_buff1_thd3~0_126) (let ((.cse26 (= (mod v_~z$r_buff0_thd3~0_179 256) 0))) (or (let ((.cse23 (not .cse26))) (and (or .cse23 .cse18) (or .cse24 .cse23) .cse11 (let ((.cse25 (= |v_P2_#t~ite22_39| 0))) (or (and .cse23 .cse11 .cse25) (and (or .cse7 .cse26) .cse25))) (= |v_P2_#t~ite22_39| |v_P2_#t~ite23_31|))) (and (= |v_P2_#t~ite23_31| v_~z$r_buff1_thd3~0_127) .cse22 (or (and .cse26 .cse20) .cse7 (and .cse27 .cse26))))) .cse6))) (let ((.cse29 (= |v_P2_#t~ite7_55| |v_P2Thread1of1ForFork0_#t~ite7_1|))) (or (and (or (and (= |v_P2_#t~ite7_55| |v_P2_#t~ite8_49|) .cse0 .cse1 .cse2 (let ((.cse28 (= |v_P2_#t~ite7_55| v_~z$w_buff0~0_119))) (or (and .cse4 .cse28 .cse2) (and .cse3 .cse28)))) (and (= |v_P2_#t~ite8_49| v_~z$w_buff0~0_119) .cse5 .cse29)) .cse6 (= |v_P2_#t~ite8_49| v_~z$w_buff0~0_118)) (and .cse14 (= |v_P2_#t~ite8_49| |v_P2Thread1of1ForFork0_#t~ite8_1|) (= v_~z$w_buff0~0_119 v_~z$w_buff0~0_118) .cse29))))))) InVars {P2Thread1of1ForFork0_#t~ite8=|v_P2Thread1of1ForFork0_#t~ite8_1|, P2Thread1of1ForFork0_#t~ite7=|v_P2Thread1of1ForFork0_#t~ite7_1|, P2Thread1of1ForFork0_#t~ite5=|v_P2Thread1of1ForFork0_#t~ite5_1|, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_464, ~z$w_buff0~0=v_~z$w_buff0~0_119, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_127, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_319, P2Thread1of1ForFork0_#t~nondet4=|v_P2Thread1of1ForFork0_#t~nondet4_1|, ~z$w_buff1~0=v_~z$w_buff1~0_128, P2Thread1of1ForFork0_#t~nondet3=|v_P2Thread1of1ForFork0_#t~nondet3_1|, P2Thread1of1ForFork0_#t~ite20=|v_P2Thread1of1ForFork0_#t~ite20_1|, P2Thread1of1ForFork0_#t~ite14=|v_P2Thread1of1ForFork0_#t~ite14_1|, P2Thread1of1ForFork0_#t~ite16=|v_P2Thread1of1ForFork0_#t~ite16_1|, P2Thread1of1ForFork0_#t~ite17=|v_P2Thread1of1ForFork0_#t~ite17_1|, P2Thread1of1ForFork0_#t~ite10=|v_P2Thread1of1ForFork0_#t~ite10_1|, P2Thread1of1ForFork0_#t~ite22=|v_P2Thread1of1ForFork0_#t~ite22_1|, P2Thread1of1ForFork0_#t~ite11=|v_P2Thread1of1ForFork0_#t~ite11_1|, P2Thread1of1ForFork0_#t~ite23=|v_P2Thread1of1ForFork0_#t~ite23_1|, P2Thread1of1ForFork0_#t~ite13=|v_P2Thread1of1ForFork0_#t~ite13_1|, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_180, ~z~0=v_~z~0_162, P2Thread1of1ForFork0_#t~ite19=|v_P2Thread1of1ForFork0_#t~ite19_1|} OutVars{P2Thread1of1ForFork0_#t~ite8=|v_P2Thread1of1ForFork0_#t~ite8_2|, P2Thread1of1ForFork0_#t~ite7=|v_P2Thread1of1ForFork0_#t~ite7_2|, P2Thread1of1ForFork0_#t~ite6=|v_P2Thread1of1ForFork0_#t~ite6_1|, P2Thread1of1ForFork0_#t~ite5=|v_P2Thread1of1ForFork0_#t~ite5_2|, P2Thread1of1ForFork0_#t~nondet4=|v_P2Thread1of1ForFork0_#t~nondet4_2|, ~z$w_buff1~0=v_~z$w_buff1~0_127, P2Thread1of1ForFork0_#t~nondet3=|v_P2Thread1of1ForFork0_#t~nondet3_2|, P2Thread1of1ForFork0_#t~ite20=|v_P2Thread1of1ForFork0_#t~ite20_2|, P2Thread1of1ForFork0_#t~ite25=|v_P2Thread1of1ForFork0_#t~ite25_1|, P2Thread1of1ForFork0_#t~ite21=|v_P2Thread1of1ForFork0_#t~ite21_1|, P2Thread1of1ForFork0_#t~ite22=|v_P2Thread1of1ForFork0_#t~ite22_2|, P2Thread1of1ForFork0_#t~ite23=|v_P2Thread1of1ForFork0_#t~ite23_2|, P2Thread1of1ForFork0_#t~ite24=|v_P2Thread1of1ForFork0_#t~ite24_1|, P2Thread1of1ForFork0_#t~ite9=|v_P2Thread1of1ForFork0_#t~ite9_1|, ~z$mem_tmp~0=v_~z$mem_tmp~0_46, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_10, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_463, ~z$w_buff0~0=v_~z$w_buff0~0_118, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_126, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_318, ~z$flush_delayed~0=v_~z$flush_delayed~0_78, P2Thread1of1ForFork0_#t~ite14=|v_P2Thread1of1ForFork0_#t~ite14_2|, P2Thread1of1ForFork0_#t~ite15=|v_P2Thread1of1ForFork0_#t~ite15_1|, ~weak$$choice0~0=v_~weak$$choice0~0_28, P2Thread1of1ForFork0_#t~ite16=|v_P2Thread1of1ForFork0_#t~ite16_2|, P2Thread1of1ForFork0_#t~ite17=|v_P2Thread1of1ForFork0_#t~ite17_2|, P2Thread1of1ForFork0_#t~ite10=|v_P2Thread1of1ForFork0_#t~ite10_2|, P2Thread1of1ForFork0_#t~ite11=|v_P2Thread1of1ForFork0_#t~ite11_2|, P2Thread1of1ForFork0_#t~ite12=|v_P2Thread1of1ForFork0_#t~ite12_1|, P2Thread1of1ForFork0_#t~ite13=|v_P2Thread1of1ForFork0_#t~ite13_2|, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_179, ~z~0=v_~z~0_160, P2Thread1of1ForFork0_#t~ite18=|v_P2Thread1of1ForFork0_#t~ite18_1|, ~weak$$choice2~0=v_~weak$$choice2~0_156, P2Thread1of1ForFork0_#t~ite19=|v_P2Thread1of1ForFork0_#t~ite19_2|} AuxVars[|v_P2_#t~ite23_31|, |v_P2_#t~ite20_65|, |v_P2_#t~ite14_61|, |v_P2_#t~ite16_73|, |v_P2_#t~ite11_51|, |v_P2_#t~ite17_65|, |v_P2_#t~ite10_53|, |v_P2_#t~ite19_71|, |v_P2_#t~ite7_55|, |v_P2_#t~ite13_69|, |v_P2_#t~ite22_39|, |v_P2_#t~ite5_59|, |v_P2_#t~ite8_49|] AssignedVars[P2Thread1of1ForFork0_#t~ite8, P2Thread1of1ForFork0_#t~ite7, P2Thread1of1ForFork0_#t~ite6, P2Thread1of1ForFork0_#t~ite5, P2Thread1of1ForFork0_#t~nondet4, ~z$w_buff1~0, P2Thread1of1ForFork0_#t~nondet3, P2Thread1of1ForFork0_#t~ite20, P2Thread1of1ForFork0_#t~ite25, P2Thread1of1ForFork0_#t~ite21, P2Thread1of1ForFork0_#t~ite22, P2Thread1of1ForFork0_#t~ite23, P2Thread1of1ForFork0_#t~ite24, P2Thread1of1ForFork0_#t~ite9, ~z$mem_tmp~0, ~__unbuffered_p2_EBX~0, ~z$w_buff0_used~0, ~z$w_buff0~0, ~z$r_buff1_thd3~0, ~z$w_buff1_used~0, ~z$flush_delayed~0, P2Thread1of1ForFork0_#t~ite14, P2Thread1of1ForFork0_#t~ite15, ~weak$$choice0~0, P2Thread1of1ForFork0_#t~ite16, P2Thread1of1ForFork0_#t~ite17, P2Thread1of1ForFork0_#t~ite10, P2Thread1of1ForFork0_#t~ite11, P2Thread1of1ForFork0_#t~ite12, P2Thread1of1ForFork0_#t~ite13, ~z$r_buff0_thd3~0, ~z~0, P2Thread1of1ForFork0_#t~ite18, ~weak$$choice2~0, P2Thread1of1ForFork0_#t~ite19][347], [60#L758true, Black: 365#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 361#true, Black: 230#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0))), Black: 383#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 371#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 379#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 375#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 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399#(and (= ~__unbuffered_p1_EAX~0 1) (= ~y~0 1)), 6#L773true, Black: 298#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 288#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 10#L804true, Black: 292#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1)), Black: 294#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 300#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div 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Black: 158#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0))), Black: 438#(and (<= ~__unbuffered_cnt~0 2) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 413#true, 275#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 326#(and (= ~z$r_buff0_thd0~0 0) (= ~z~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= 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~y~0) (not (= ~z$w_buff1~0 ~z$w_buff0~0)) (= ~z$w_buff1~0 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)))), Black: 315#(and (= ~z$w_buff0~0 ~y~0) (not (= ~z$w_buff1~0 ~z$w_buff0~0)) (= ~z$w_buff1~0 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0)), Black: 313#(and (= ~z$w_buff0~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (= ~z$w_buff0~0 0)), Black: 330#(and (= ~z$w_buff0~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (= ~z$w_buff0~0 0) (= ~y~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)))), 191#true, 71#L845true, 432#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 309#true]) [2021-12-06 23:41:19,604 INFO L384 tUnfolder$Statistics]: this new event has 92 ancestors and is not cut-off event [2021-12-06 23:41:19,604 INFO L387 tUnfolder$Statistics]: existing Event has 92 ancestors and is not cut-off event [2021-12-06 23:41:19,604 INFO L387 tUnfolder$Statistics]: existing Event has 92 ancestors and is not cut-off event [2021-12-06 23:41:19,604 INFO L387 tUnfolder$Statistics]: existing Event has 92 ancestors and is not cut-off event [2021-12-06 23:41:20,352 INFO L129 PetriNetUnfolder]: 19118/36010 cut-off events. [2021-12-06 23:41:20,353 INFO L130 PetriNetUnfolder]: For 250366/269725 co-relation queries the response was YES. [2021-12-06 23:41:20,717 INFO L84 FinitePrefix]: Finished finitePrefix Result has 179040 conditions, 36010 events. 19118/36010 cut-off events. For 250366/269725 co-relation queries the response was YES. Maximal size of possible extension queue 2875. Compared 378646 event pairs, 503 based on Foata normal form. 1042/35237 useless extension candidates. Maximal degree in co-relation 178984. Up to 6210 conditions per place. [2021-12-06 23:41:20,756 INFO L132 encePairwiseOnDemand]: 126/137 looper letters, 142 selfloop transitions, 57 changer transitions 176/500 dead transitions. [2021-12-06 23:41:20,756 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 242 places, 500 transitions, 5375 flow [2021-12-06 23:41:20,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-12-06 23:41:20,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2021-12-06 23:41:20,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 2269 transitions. [2021-12-06 23:41:20,758 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8716865155589704 [2021-12-06 23:41:20,758 INFO L72 ComplementDD]: Start complementDD. Operand 19 states and 2269 transitions. [2021-12-06 23:41:20,759 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 2269 transitions. [2021-12-06 23:41:20,759 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 23:41:20,759 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 19 states and 2269 transitions. [2021-12-06 23:41:20,763 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 20 states, 19 states have (on average 119.42105263157895) internal successors, (2269), 19 states have internal predecessors, (2269), 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) [2021-12-06 23:41:20,766 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 20 states, 20 states have (on average 137.0) internal successors, (2740), 20 states have internal predecessors, (2740), 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) [2021-12-06 23:41:20,767 INFO L81 ComplementDD]: Finished complementDD. Result has 20 states, 20 states have (on average 137.0) internal successors, (2740), 20 states have internal predecessors, (2740), 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) [2021-12-06 23:41:20,767 INFO L186 Difference]: Start difference. First operand has 233 places, 248 transitions, 2141 flow. Second operand 19 states and 2269 transitions. [2021-12-06 23:41:20,767 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 242 places, 500 transitions, 5375 flow [2021-12-06 23:41:32,265 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 220 places, 500 transitions, 4848 flow, removed 175 selfloop flow, removed 22 redundant places. [2021-12-06 23:41:32,269 INFO L242 Difference]: Finished difference. Result has 227 places, 218 transitions, 1587 flow [2021-12-06 23:41:32,270 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=137, PETRI_DIFFERENCE_MINUEND_FLOW=1757, PETRI_DIFFERENCE_MINUEND_PLACES=202, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=248, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=54, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=191, PETRI_DIFFERENCE_SUBTRAHEND_STATES=19, PETRI_FLOW=1587, PETRI_PLACES=227, PETRI_TRANSITIONS=218} [2021-12-06 23:41:32,270 INFO L334 CegarLoopForPetriNet]: 144 programPoint places, 83 predicate places. [2021-12-06 23:41:32,270 INFO L470 AbstractCegarLoop]: Abstraction has has 227 places, 218 transitions, 1587 flow [2021-12-06 23:41:32,271 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 114.11111111111111) internal successors, (1027), 9 states have internal predecessors, (1027), 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) [2021-12-06 23:41:32,271 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-06 23:41:32,271 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] [2021-12-06 23:41:32,271 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-12-06 23:41:32,271 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-12-06 23:41:32,271 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 23:41:32,271 INFO L85 PathProgramCache]: Analyzing trace with hash -1264896478, now seen corresponding path program 1 times [2021-12-06 23:41:32,272 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 23:41:32,272 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1435372658] [2021-12-06 23:41:32,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 23:41:32,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 23:41:32,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:41:32,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 23:41:32,389 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 23:41:32,389 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1435372658] [2021-12-06 23:41:32,389 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1435372658] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 23:41:32,389 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 23:41:32,389 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-06 23:41:32,389 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [781261082] [2021-12-06 23:41:32,389 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 23:41:32,390 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-06 23:41:32,390 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 23:41:32,390 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-06 23:41:32,390 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-12-06 23:41:32,391 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 104 out of 137 [2021-12-06 23:41:32,392 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 227 places, 218 transitions, 1587 flow. Second operand has 7 states, 7 states have (on average 108.0) internal successors, (756), 7 states have internal predecessors, (756), 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) [2021-12-06 23:41:32,392 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-06 23:41:32,392 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 104 of 137 [2021-12-06 23:41:32,392 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-06 23:41:33,594 INFO L129 PetriNetUnfolder]: 2473/8916 cut-off events. [2021-12-06 23:41:33,594 INFO L130 PetriNetUnfolder]: For 28871/30573 co-relation queries the response was YES. [2021-12-06 23:41:33,654 INFO L84 FinitePrefix]: Finished finitePrefix Result has 30920 conditions, 8916 events. 2473/8916 cut-off events. For 28871/30573 co-relation queries the response was YES. Maximal size of possible extension queue 1151. Compared 116687 event pairs, 70 based on Foata normal form. 14/8339 useless extension candidates. Maximal degree in co-relation 30803. Up to 916 conditions per place. [2021-12-06 23:41:33,682 INFO L132 encePairwiseOnDemand]: 120/137 looper letters, 62 selfloop transitions, 50 changer transitions 7/265 dead transitions. [2021-12-06 23:41:33,682 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 230 places, 265 transitions, 2332 flow [2021-12-06 23:41:33,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-12-06 23:41:33,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-12-06 23:41:33,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 894 transitions. [2021-12-06 23:41:33,683 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8156934306569343 [2021-12-06 23:41:33,683 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 894 transitions. [2021-12-06 23:41:33,684 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 894 transitions. [2021-12-06 23:41:33,684 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 23:41:33,684 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 894 transitions. [2021-12-06 23:41:33,685 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 111.75) internal successors, (894), 8 states have internal predecessors, (894), 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) [2021-12-06 23:41:33,686 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 137.0) internal successors, (1233), 9 states have internal predecessors, (1233), 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) [2021-12-06 23:41:33,686 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 137.0) internal successors, (1233), 9 states have internal predecessors, (1233), 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) [2021-12-06 23:41:33,686 INFO L186 Difference]: Start difference. First operand has 227 places, 218 transitions, 1587 flow. Second operand 8 states and 894 transitions. [2021-12-06 23:41:33,686 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 230 places, 265 transitions, 2332 flow [2021-12-06 23:41:34,188 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 210 places, 265 transitions, 2002 flow, removed 98 selfloop flow, removed 20 redundant places. [2021-12-06 23:41:34,192 INFO L242 Difference]: Finished difference. Result has 215 places, 235 transitions, 1751 flow [2021-12-06 23:41:34,192 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=137, PETRI_DIFFERENCE_MINUEND_FLOW=1374, PETRI_DIFFERENCE_MINUEND_PLACES=203, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=218, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=33, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=176, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=1751, PETRI_PLACES=215, PETRI_TRANSITIONS=235} [2021-12-06 23:41:34,192 INFO L334 CegarLoopForPetriNet]: 144 programPoint places, 71 predicate places. [2021-12-06 23:41:34,193 INFO L470 AbstractCegarLoop]: Abstraction has has 215 places, 235 transitions, 1751 flow [2021-12-06 23:41:34,193 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 108.0) internal successors, (756), 7 states have internal predecessors, (756), 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) [2021-12-06 23:41:34,193 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-06 23:41:34,193 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] [2021-12-06 23:41:34,193 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-12-06 23:41:34,193 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-12-06 23:41:34,193 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 23:41:34,193 INFO L85 PathProgramCache]: Analyzing trace with hash 140211040, now seen corresponding path program 2 times [2021-12-06 23:41:34,193 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 23:41:34,194 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1246952205] [2021-12-06 23:41:34,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 23:41:34,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 23:41:34,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:41:34,299 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 23:41:34,300 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 23:41:34,300 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1246952205] [2021-12-06 23:41:34,300 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1246952205] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 23:41:34,300 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 23:41:34,300 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-12-06 23:41:34,300 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1393073877] [2021-12-06 23:41:34,300 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 23:41:34,301 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-12-06 23:41:34,301 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 23:41:34,301 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-12-06 23:41:34,301 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-12-06 23:41:34,302 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 104 out of 137 [2021-12-06 23:41:34,302 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 215 places, 235 transitions, 1751 flow. Second operand has 8 states, 8 states have (on average 107.5) internal successors, (860), 8 states have internal predecessors, (860), 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) [2021-12-06 23:41:34,302 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-06 23:41:34,302 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 104 of 137 [2021-12-06 23:41:34,302 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-06 23:41:35,796 INFO L129 PetriNetUnfolder]: 3276/11790 cut-off events. [2021-12-06 23:41:35,796 INFO L130 PetriNetUnfolder]: For 26257/27094 co-relation queries the response was YES. [2021-12-06 23:41:35,906 INFO L84 FinitePrefix]: Finished finitePrefix Result has 35818 conditions, 11790 events. 3276/11790 cut-off events. For 26257/27094 co-relation queries the response was YES. Maximal size of possible extension queue 1539. Compared 162355 event pairs, 86 based on Foata normal form. 22/11093 useless extension candidates. Maximal degree in co-relation 35775. Up to 1230 conditions per place. [2021-12-06 23:41:35,913 INFO L132 encePairwiseOnDemand]: 122/137 looper letters, 22 selfloop transitions, 10 changer transitions 106/276 dead transitions. [2021-12-06 23:41:35,913 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 220 places, 276 transitions, 2398 flow [2021-12-06 23:41:35,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-06 23:41:35,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-12-06 23:41:35,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1002 transitions. [2021-12-06 23:41:35,915 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8126520681265207 [2021-12-06 23:41:35,915 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1002 transitions. [2021-12-06 23:41:35,915 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1002 transitions. [2021-12-06 23:41:35,915 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 23:41:35,915 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1002 transitions. [2021-12-06 23:41:35,916 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 111.33333333333333) internal successors, (1002), 9 states have internal predecessors, (1002), 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) [2021-12-06 23:41:35,917 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 137.0) internal successors, (1370), 10 states have internal predecessors, (1370), 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) [2021-12-06 23:41:35,917 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 137.0) internal successors, (1370), 10 states have internal predecessors, (1370), 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) [2021-12-06 23:41:35,918 INFO L186 Difference]: Start difference. First operand has 215 places, 235 transitions, 1751 flow. Second operand 9 states and 1002 transitions. [2021-12-06 23:41:35,918 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 220 places, 276 transitions, 2398 flow [2021-12-06 23:41:37,008 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 217 places, 276 transitions, 2376 flow, removed 11 selfloop flow, removed 3 redundant places. [2021-12-06 23:41:37,011 INFO L242 Difference]: Finished difference. Result has 221 places, 168 transitions, 915 flow [2021-12-06 23:41:37,012 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=137, PETRI_DIFFERENCE_MINUEND_FLOW=1733, PETRI_DIFFERENCE_MINUEND_PLACES=209, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=235, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=225, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=915, PETRI_PLACES=221, PETRI_TRANSITIONS=168} [2021-12-06 23:41:37,012 INFO L334 CegarLoopForPetriNet]: 144 programPoint places, 77 predicate places. [2021-12-06 23:41:37,012 INFO L470 AbstractCegarLoop]: Abstraction has has 221 places, 168 transitions, 915 flow [2021-12-06 23:41:37,012 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 107.5) internal successors, (860), 8 states have internal predecessors, (860), 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) [2021-12-06 23:41:37,012 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-06 23:41:37,013 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] [2021-12-06 23:41:37,013 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-12-06 23:41:37,013 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-12-06 23:41:37,013 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 23:41:37,013 INFO L85 PathProgramCache]: Analyzing trace with hash -812343962, now seen corresponding path program 3 times [2021-12-06 23:41:37,013 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 23:41:37,013 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [315505700] [2021-12-06 23:41:37,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 23:41:37,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 23:41:37,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:41:37,253 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 23:41:37,253 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 23:41:37,253 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [315505700] [2021-12-06 23:41:37,253 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [315505700] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 23:41:37,254 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 23:41:37,254 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-12-06 23:41:37,254 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [260886300] [2021-12-06 23:41:37,254 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 23:41:37,254 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-12-06 23:41:37,255 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 23:41:37,255 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-12-06 23:41:37,255 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2021-12-06 23:41:37,257 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 108 out of 137 [2021-12-06 23:41:37,258 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 221 places, 168 transitions, 915 flow. Second operand has 12 states, 12 states have (on average 110.0) internal successors, (1320), 12 states have internal predecessors, (1320), 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) [2021-12-06 23:41:37,258 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-06 23:41:37,258 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 108 of 137 [2021-12-06 23:41:37,258 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-06 23:41:37,736 INFO L129 PetriNetUnfolder]: 755/3078 cut-off events. [2021-12-06 23:41:37,736 INFO L130 PetriNetUnfolder]: For 6160/6288 co-relation queries the response was YES. [2021-12-06 23:41:37,749 INFO L84 FinitePrefix]: Finished finitePrefix Result has 9095 conditions, 3078 events. 755/3078 cut-off events. For 6160/6288 co-relation queries the response was YES. Maximal size of possible extension queue 401. Compared 34532 event pairs, 7 based on Foata normal form. 1/2909 useless extension candidates. Maximal degree in co-relation 9050. Up to 359 conditions per place. [2021-12-06 23:41:37,751 INFO L132 encePairwiseOnDemand]: 125/137 looper letters, 17 selfloop transitions, 8 changer transitions 47/174 dead transitions. [2021-12-06 23:41:37,751 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 220 places, 174 transitions, 1005 flow [2021-12-06 23:41:37,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-12-06 23:41:37,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-12-06 23:41:37,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1435 transitions. [2021-12-06 23:41:37,753 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8057271195957327 [2021-12-06 23:41:37,753 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1435 transitions. [2021-12-06 23:41:37,753 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1435 transitions. [2021-12-06 23:41:37,753 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 23:41:37,753 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1435 transitions. [2021-12-06 23:41:37,755 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 110.38461538461539) internal successors, (1435), 13 states have internal predecessors, (1435), 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) [2021-12-06 23:41:37,756 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 137.0) internal successors, (1918), 14 states have internal predecessors, (1918), 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) [2021-12-06 23:41:37,756 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 137.0) internal successors, (1918), 14 states have internal predecessors, (1918), 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) [2021-12-06 23:41:37,756 INFO L186 Difference]: Start difference. First operand has 221 places, 168 transitions, 915 flow. Second operand 13 states and 1435 transitions. [2021-12-06 23:41:37,756 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 220 places, 174 transitions, 1005 flow [2021-12-06 23:41:37,825 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 194 places, 174 transitions, 885 flow, removed 22 selfloop flow, removed 26 redundant places. [2021-12-06 23:41:37,827 INFO L242 Difference]: Finished difference. Result has 199 places, 127 transitions, 486 flow [2021-12-06 23:41:37,827 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=137, PETRI_DIFFERENCE_MINUEND_FLOW=807, PETRI_DIFFERENCE_MINUEND_PLACES=182, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=168, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=160, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=486, PETRI_PLACES=199, PETRI_TRANSITIONS=127} [2021-12-06 23:41:37,828 INFO L334 CegarLoopForPetriNet]: 144 programPoint places, 55 predicate places. [2021-12-06 23:41:37,828 INFO L470 AbstractCegarLoop]: Abstraction has has 199 places, 127 transitions, 486 flow [2021-12-06 23:41:37,828 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 110.0) internal successors, (1320), 12 states have internal predecessors, (1320), 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) [2021-12-06 23:41:37,828 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-06 23:41:37,828 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] [2021-12-06 23:41:37,828 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-12-06 23:41:37,828 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-12-06 23:41:37,829 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 23:41:37,829 INFO L85 PathProgramCache]: Analyzing trace with hash 1950009972, now seen corresponding path program 4 times [2021-12-06 23:41:37,829 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 23:41:37,829 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [754707863] [2021-12-06 23:41:37,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 23:41:37,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 23:41:37,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 23:41:37,868 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 23:41:37,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 23:41:37,951 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 23:41:37,952 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-12-06 23:41:37,952 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (6 of 7 remaining) [2021-12-06 23:41:37,954 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err0ASSERT_VIOLATIONERROR_FUNCTION (5 of 7 remaining) [2021-12-06 23:41:37,954 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (4 of 7 remaining) [2021-12-06 23:41:37,954 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (3 of 7 remaining) [2021-12-06 23:41:37,954 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATION (2 of 7 remaining) [2021-12-06 23:41:37,954 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3INUSE_VIOLATION (1 of 7 remaining) [2021-12-06 23:41:37,955 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 7 remaining) [2021-12-06 23:41:37,955 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-12-06 23:41:37,958 INFO L732 BasicCegarLoop]: Path program histogram: [4, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 23:41:37,962 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-12-06 23:41:37,962 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-06 23:41:38,077 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.12 11:41:38 BasicIcfg [2021-12-06 23:41:38,077 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-06 23:41:38,078 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-06 23:41:38,078 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-06 23:41:38,078 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-06 23:41:38,078 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 11:40:39" (3/4) ... [2021-12-06 23:41:38,080 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-12-06 23:41:38,178 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0a2fb7e-7a73-41b6-8a47-54b2ff5d7ef1/bin/uautomizer-DrprNOufMa/witness.graphml [2021-12-06 23:41:38,179 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-06 23:41:38,179 INFO L158 Benchmark]: Toolchain (without parser) took 60238.64ms. Allocated memory was 94.4MB in the beginning and 4.8GB in the end (delta: 4.7GB). Free memory was 56.5MB in the beginning and 2.4GB in the end (delta: -2.4GB). Peak memory consumption was 2.3GB. Max. memory is 16.1GB. [2021-12-06 23:41:38,179 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 94.4MB. Free memory was 74.3MB in the beginning and 74.3MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 23:41:38,180 INFO L158 Benchmark]: CACSL2BoogieTranslator took 365.55ms. Allocated memory is still 94.4MB. Free memory was 56.3MB in the beginning and 56.2MB in the end (delta: 128.9kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-06 23:41:38,180 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.86ms. Allocated memory is still 94.4MB. Free memory was 56.2MB in the beginning and 52.9MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-06 23:41:38,180 INFO L158 Benchmark]: Boogie Preprocessor took 40.70ms. Allocated memory is still 94.4MB. Free memory was 52.9MB in the beginning and 50.6MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-06 23:41:38,180 INFO L158 Benchmark]: RCFGBuilder took 769.80ms. Allocated memory was 94.4MB in the beginning and 113.2MB in the end (delta: 18.9MB). Free memory was 50.6MB in the beginning and 46.3MB in the end (delta: 4.4MB). Peak memory consumption was 29.5MB. Max. memory is 16.1GB. [2021-12-06 23:41:38,181 INFO L158 Benchmark]: TraceAbstraction took 58902.09ms. Allocated memory was 113.2MB in the beginning and 4.8GB in the end (delta: 4.7GB). Free memory was 45.6MB in the beginning and 2.5GB in the end (delta: -2.4GB). Peak memory consumption was 2.2GB. Max. memory is 16.1GB. [2021-12-06 23:41:38,181 INFO L158 Benchmark]: Witness Printer took 100.78ms. Allocated memory is still 4.8GB. Free memory was 2.5GB in the beginning and 2.4GB in the end (delta: 56.6MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. [2021-12-06 23:41:38,182 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 94.4MB. Free memory was 74.3MB in the beginning and 74.3MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 365.55ms. Allocated memory is still 94.4MB. Free memory was 56.3MB in the beginning and 56.2MB in the end (delta: 128.9kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.86ms. Allocated memory is still 94.4MB. Free memory was 56.2MB in the beginning and 52.9MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.70ms. Allocated memory is still 94.4MB. Free memory was 52.9MB in the beginning and 50.6MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 769.80ms. Allocated memory was 94.4MB in the beginning and 113.2MB in the end (delta: 18.9MB). Free memory was 50.6MB in the beginning and 46.3MB in the end (delta: 4.4MB). Peak memory consumption was 29.5MB. Max. memory is 16.1GB. * TraceAbstraction took 58902.09ms. Allocated memory was 113.2MB in the beginning and 4.8GB in the end (delta: 4.7GB). Free memory was 45.6MB in the beginning and 2.5GB in the end (delta: -2.4GB). Peak memory consumption was 2.2GB. Max. memory is 16.1GB. * Witness Printer took 100.78ms. Allocated memory is still 4.8GB. Free memory was 2.5GB in the beginning and 2.4GB in the end (delta: 56.6MB). Peak memory consumption was 56.6MB. 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_p1_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0] [L714] 0 int __unbuffered_p2_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0] [L716] 0 int __unbuffered_p2_EBX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0] [L718] 0 int __unbuffered_p3_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0] [L720] 0 int __unbuffered_p3_EBX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0] [L722] 0 int a = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0] [L723] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0] [L724] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0] [L726] 0 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L728] 0 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0] [L730] 0 int z = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0] [L731] 0 _Bool z$flush_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0] [L732] 0 int z$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0] [L733] 0 _Bool z$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0] [L734] 0 _Bool z$r_buff0_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0] [L735] 0 _Bool z$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0] [L736] 0 _Bool z$r_buff0_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0] [L737] 0 _Bool z$r_buff0_thd4; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0] [L738] 0 _Bool z$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0] [L739] 0 _Bool z$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0] [L740] 0 _Bool z$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0] [L741] 0 _Bool z$r_buff1_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0] [L742] 0 _Bool z$r_buff1_thd4; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0] [L743] 0 _Bool z$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0] [L744] 0 int *z$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}] [L745] 0 int z$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0] [L746] 0 _Bool z$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0] [L747] 0 int z$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0] [L748] 0 _Bool z$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L749] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L750] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L869] 0 pthread_t t125; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, t125={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L870] FCALL, FORK 0 pthread_create(&t125, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t125, ((void *)0), P0, ((void *)0))=-3, t125={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L871] 0 pthread_t t126; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t125={5:0}, t126={6:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L872] FCALL, FORK 0 pthread_create(&t126, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t126, ((void *)0), P1, ((void *)0))=-2, t125={5:0}, t126={6:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L873] 0 pthread_t t127; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t125={5:0}, t126={6:0}, t127={7:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L874] FCALL, FORK 0 pthread_create(&t127, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t127, ((void *)0), P2, ((void *)0))=-1, t125={5:0}, t126={6:0}, t127={7:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L875] 0 pthread_t t128; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t125={5:0}, t126={6:0}, t127={7:0}, t128={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L876] FCALL, FORK 0 pthread_create(&t128, ((void *)0), P3, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t128, ((void *)0), P3, ((void *)0))=0, t125={5:0}, t126={6:0}, t127={7:0}, t128={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L815] 4 z$w_buff1 = z$w_buff0 [L816] 4 z$w_buff0 = 1 [L817] 4 z$w_buff1_used = z$w_buff0_used [L818] 4 z$w_buff0_used = (_Bool)1 [L819] CALL 4 __VERIFIER_assert(!(z$w_buff1_used && z$w_buff0_used)) [L18] COND FALSE 4 !(!expression) [L819] RET 4 __VERIFIER_assert(!(z$w_buff1_used && z$w_buff0_used)) [L820] 4 z$r_buff1_thd0 = z$r_buff0_thd0 [L821] 4 z$r_buff1_thd1 = z$r_buff0_thd1 [L822] 4 z$r_buff1_thd2 = z$r_buff0_thd2 [L823] 4 z$r_buff1_thd3 = z$r_buff0_thd3 [L824] 4 z$r_buff1_thd4 = z$r_buff0_thd4 [L825] 4 z$r_buff0_thd4 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L828] 4 weak$$choice0 = __VERIFIER_nondet_bool() [L829] 4 weak$$choice2 = __VERIFIER_nondet_bool() [L830] 4 z$flush_delayed = weak$$choice2 [L831] 4 z$mem_tmp = z [L832] EXPR 4 !z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : z$w_buff1) [L832] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : z$w_buff1 [L832] EXPR 4 !z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : z$w_buff1) [L832] 4 z = !z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : z$w_buff1) [L833] EXPR 4 weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : z$w_buff0)) [L833] 4 z$w_buff0 = weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : z$w_buff0)) [L834] EXPR 4 weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff1 : z$w_buff1)) [L834] 4 z$w_buff1 = weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff1 : z$w_buff1)) [L835] EXPR 4 weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$w_buff0_used)) [L835] 4 z$w_buff0_used = weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$w_buff0_used)) [L836] EXPR 4 weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L836] 4 z$w_buff1_used = weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L837] EXPR 4 weak$$choice2 ? z$r_buff0_thd4 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$r_buff0_thd4 : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$r_buff0_thd4)) [L837] 4 z$r_buff0_thd4 = weak$$choice2 ? z$r_buff0_thd4 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$r_buff0_thd4 : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$r_buff0_thd4)) [L838] EXPR 4 weak$$choice2 ? z$r_buff1_thd4 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$r_buff1_thd4 : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L838] 4 z$r_buff1_thd4 = weak$$choice2 ? z$r_buff1_thd4 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$r_buff1_thd4 : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L839] 4 __unbuffered_p3_EAX = z [L840] EXPR 4 z$flush_delayed ? z$mem_tmp : z [L840] 4 z = z$flush_delayed ? z$mem_tmp : z [L841] 4 z$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=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$$choice0=50, weak$$choice2=255, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L844] 4 __unbuffered_p3_EBX = a VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=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$$choice0=50, weak$$choice2=255, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L754] 1 a = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=255, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L757] 1 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=255, x=1, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L769] 2 x = 2 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=255, x=2, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L772] 2 __unbuffered_p1_EAX = y VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=255, x=2, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L784] 3 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, 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$$choice0=50, weak$$choice2=255, x=2, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L787] 3 __unbuffered_p2_EAX = y VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, 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$$choice0=50, weak$$choice2=255, x=2, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L790] 3 weak$$choice0 = __VERIFIER_nondet_bool() [L791] 3 weak$$choice2 = __VERIFIER_nondet_bool() [L792] 3 z$flush_delayed = weak$$choice2 [L793] 3 z$mem_tmp = z [L794] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff1) [L794] 3 z = !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff1) [L795] EXPR 3 weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff0)) [L795] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff0) [L795] EXPR 3 weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff0)) [L795] 3 z$w_buff0 = weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff0)) [L796] EXPR 3 weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1)) [L796] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1) [L796] EXPR 3 weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1)) [L796] 3 z$w_buff1 = weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1)) [L797] EXPR 3 weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used)) [L797] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used) [L797] EXPR 3 weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used)) [L797] 3 z$w_buff0_used = weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used)) [L798] EXPR 3 weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L798] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0) [L798] EXPR 3 weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L798] 3 z$w_buff1_used = weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L799] EXPR 3 weak$$choice2 ? z$r_buff0_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff0_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3)) [L799] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff0_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3) [L799] EXPR 3 weak$$choice2 ? z$r_buff0_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff0_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3)) [L799] 3 z$r_buff0_thd3 = weak$$choice2 ? z$r_buff0_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff0_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3)) [L800] EXPR 3 weak$$choice2 ? z$r_buff1_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L800] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0) [L800] EXPR 3 weak$$choice2 ? z$r_buff1_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L800] 3 z$r_buff1_thd3 = weak$$choice2 ? z$r_buff1_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L801] 3 __unbuffered_p2_EBX = z [L802] EXPR 3 z$flush_delayed ? z$mem_tmp : z [L802] 3 z = z$flush_delayed ? z$mem_tmp : z [L803] 3 z$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L847] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd4 ? z$w_buff1 : z) [L847] 4 z = z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd4 ? z$w_buff1 : z) [L848] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$w_buff0_used [L848] 4 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$w_buff0_used [L849] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$w_buff1_used [L849] 4 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$w_buff1_used [L850] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$r_buff0_thd4 [L850] 4 z$r_buff0_thd4 = z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$r_buff0_thd4 [L851] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$r_buff1_thd4 [L851] 4 z$r_buff1_thd4 = z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$r_buff1_thd4 [L854] 4 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L762] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=2, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L777] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=3, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L808] 3 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=4, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L878] 0 main$tmp_guard0 = __unbuffered_cnt == 4 VAL [__unbuffered_cnt=4, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t125={5:0}, t126={6:0}, t127={7:0}, t128={3:0}, weak$$choice0=49, weak$$choice2=0, x=2, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L880] CALL 0 assume_abort_if_not(main$tmp_guard0) [L3] COND FALSE 0 !(!cond) VAL [\old(cond)=1, __unbuffered_cnt=4, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cond=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L880] RET 0 assume_abort_if_not(main$tmp_guard0) [L882] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L882] EXPR 0 z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z [L882] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L882] 0 z = z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L883] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used [L883] 0 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used [L884] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$w_buff1_used [L884] 0 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$w_buff1_used [L885] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0 [L885] 0 z$r_buff0_thd0 = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0 [L886] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$r_buff1_thd0 [L886] 0 z$r_buff1_thd0 = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$r_buff1_thd0 [L889] 0 main$tmp_guard1 = !(x == 2 && __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_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, 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, t125={5:0}, t126={6:0}, t127={7:0}, t128={3:0}, weak$$choice0=49, weak$$choice2=0, x=2, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L891] CALL 0 __VERIFIER_assert(main$tmp_guard1) [L18] COND TRUE 0 !expression VAL [\old(expression)=0, \old(expression)=1, __unbuffered_cnt=4, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, expression=0, expression=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L18] 0 reach_error() VAL [\old(expression)=1, \old(expression)=0, __unbuffered_cnt=4, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, expression=0, expression=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] - 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: 872]: 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: 870]: 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, 172 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: 58.7s, OverallIterations: 15, TraceHistogramMax: 1, PathProgramHistogramMax: 4, EmptinessCheckTime: 0.0s, AutomataDifference: 56.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 980 SdHoareTripleChecker+Valid, 2.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 980 mSDsluCounter, 1219 SdHoareTripleChecker+Invalid, 2.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1856 mSDsCounter, 224 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2234 IncrementalHoareTripleChecker+Invalid, 2458 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 224 mSolverCounterUnsat, 230 mSDtfsCounter, 2234 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 204 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 176 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 395 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2677occurred in iteration=7, InterpolantAutomatonStates: 165, 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: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 1452 NumberOfCodeBlocks, 1452 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 1332 ConstructedInterpolants, 0 QuantifiedInterpolants, 6683 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 14 InterpolantComputations, 14 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! [2021-12-06 23:41:38,214 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0a2fb7e-7a73-41b6-8a47-54b2ff5d7ef1/bin/uautomizer-DrprNOufMa/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