./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix004.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a102ee-174f-49ec-a080-0b537942499a/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a102ee-174f-49ec-a080-0b537942499a/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_39a102ee-174f-49ec-a080-0b537942499a/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a102ee-174f-49ec-a080-0b537942499a/bin/uautomizer-DrprNOufMa/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix004.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a102ee-174f-49ec-a080-0b537942499a/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_39a102ee-174f-49ec-a080-0b537942499a/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 81dfcecae183e47a2274a923e55daf761c46d6146ab2c58970ae115599afe231 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-07 01:45:17,534 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-07 01:45:17,536 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-07 01:45:17,563 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-07 01:45:17,563 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-07 01:45:17,564 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-07 01:45:17,565 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-07 01:45:17,567 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-07 01:45:17,569 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-07 01:45:17,570 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-07 01:45:17,571 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-07 01:45:17,572 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-07 01:45:17,572 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-07 01:45:17,573 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-07 01:45:17,574 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-07 01:45:17,575 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-07 01:45:17,576 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-07 01:45:17,577 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-07 01:45:17,579 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-07 01:45:17,580 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-07 01:45:17,582 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-07 01:45:17,583 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-07 01:45:17,584 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-07 01:45:17,585 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-07 01:45:17,588 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-07 01:45:17,588 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-07 01:45:17,589 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-07 01:45:17,590 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-07 01:45:17,590 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-07 01:45:17,591 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-07 01:45:17,591 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-07 01:45:17,592 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-07 01:45:17,593 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-07 01:45:17,593 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-07 01:45:17,594 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-07 01:45:17,594 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-07 01:45:17,595 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-07 01:45:17,595 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-07 01:45:17,595 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-07 01:45:17,596 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-07 01:45:17,596 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-07 01:45:17,597 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a102ee-174f-49ec-a080-0b537942499a/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-12-07 01:45:17,620 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-07 01:45:17,620 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-07 01:45:17,620 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-07 01:45:17,620 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-07 01:45:17,621 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-07 01:45:17,621 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-07 01:45:17,621 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-07 01:45:17,621 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-07 01:45:17,621 INFO L138 SettingsManager]: * Use SBE=true [2021-12-07 01:45:17,622 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-07 01:45:17,622 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-07 01:45:17,622 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-07 01:45:17,622 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-07 01:45:17,622 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-07 01:45:17,622 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-07 01:45:17,622 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-07 01:45:17,622 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-07 01:45:17,622 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-07 01:45:17,623 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-07 01:45:17,623 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-07 01:45:17,623 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-07 01:45:17,623 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-07 01:45:17,623 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-07 01:45:17,623 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-07 01:45:17,623 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-07 01:45:17,627 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-07 01:45:17,628 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-07 01:45:17,628 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-07 01:45:17,628 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-07 01:45:17,628 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-07 01:45:17,628 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-07 01:45:17,628 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-07 01:45:17,628 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-07 01:45:17,628 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-07 01:45:17,629 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_39a102ee-174f-49ec-a080-0b537942499a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a102ee-174f-49ec-a080-0b537942499a/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 81dfcecae183e47a2274a923e55daf761c46d6146ab2c58970ae115599afe231 [2021-12-07 01:45:17,821 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-07 01:45:17,840 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-07 01:45:17,842 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-07 01:45:17,843 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-07 01:45:17,844 INFO L275 PluginConnector]: CDTParser initialized [2021-12-07 01:45:17,845 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a102ee-174f-49ec-a080-0b537942499a/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/pthread-wmm/mix004.oepc.i [2021-12-07 01:45:17,892 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a102ee-174f-49ec-a080-0b537942499a/bin/uautomizer-DrprNOufMa/data/3dac8412e/983baa73e7e149798cdad4b6856d42e7/FLAG251ddfc70 [2021-12-07 01:45:18,317 INFO L306 CDTParser]: Found 1 translation units. [2021-12-07 01:45:18,317 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a102ee-174f-49ec-a080-0b537942499a/sv-benchmarks/c/pthread-wmm/mix004.oepc.i [2021-12-07 01:45:18,330 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a102ee-174f-49ec-a080-0b537942499a/bin/uautomizer-DrprNOufMa/data/3dac8412e/983baa73e7e149798cdad4b6856d42e7/FLAG251ddfc70 [2021-12-07 01:45:18,339 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a102ee-174f-49ec-a080-0b537942499a/bin/uautomizer-DrprNOufMa/data/3dac8412e/983baa73e7e149798cdad4b6856d42e7 [2021-12-07 01:45:18,341 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-07 01:45:18,342 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-07 01:45:18,343 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-07 01:45:18,343 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-07 01:45:18,345 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-07 01:45:18,346 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:45:18" (1/1) ... [2021-12-07 01:45:18,347 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ccbc0f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:45:18, skipping insertion in model container [2021-12-07 01:45:18,347 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:45:18" (1/1) ... [2021-12-07 01:45:18,352 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-07 01:45:18,391 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-07 01:45:18,518 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_39a102ee-174f-49ec-a080-0b537942499a/sv-benchmarks/c/pthread-wmm/mix004.oepc.i[945,958] [2021-12-07 01:45:18,684 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-07 01:45:18,690 INFO L203 MainTranslator]: Completed pre-run [2021-12-07 01:45:18,699 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_39a102ee-174f-49ec-a080-0b537942499a/sv-benchmarks/c/pthread-wmm/mix004.oepc.i[945,958] [2021-12-07 01:45:18,738 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-07 01:45:18,766 INFO L208 MainTranslator]: Completed translation [2021-12-07 01:45:18,766 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:45:18 WrapperNode [2021-12-07 01:45:18,766 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-07 01:45:18,767 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-07 01:45:18,767 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-07 01:45:18,767 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-07 01:45:18,773 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:45:18" (1/1) ... [2021-12-07 01:45:18,787 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:45:18" (1/1) ... [2021-12-07 01:45:18,807 INFO L137 Inliner]: procedures = 177, calls = 71, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 195 [2021-12-07 01:45:18,807 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-07 01:45:18,808 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-07 01:45:18,808 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-07 01:45:18,808 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-07 01:45:18,814 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:45:18" (1/1) ... [2021-12-07 01:45:18,814 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:45:18" (1/1) ... [2021-12-07 01:45:18,818 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:45:18" (1/1) ... [2021-12-07 01:45:18,819 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:45:18" (1/1) ... [2021-12-07 01:45:18,828 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:45:18" (1/1) ... [2021-12-07 01:45:18,831 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:45:18" (1/1) ... [2021-12-07 01:45:18,834 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:45:18" (1/1) ... [2021-12-07 01:45:18,838 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-07 01:45:18,839 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-07 01:45:18,839 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-07 01:45:18,839 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-07 01:45:18,840 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:45:18" (1/1) ... [2021-12-07 01:45:18,846 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-07 01:45:18,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a102ee-174f-49ec-a080-0b537942499a/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:45:18,866 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a102ee-174f-49ec-a080-0b537942499a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-07 01:45:18,869 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a102ee-174f-49ec-a080-0b537942499a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-07 01:45:18,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-07 01:45:18,899 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-12-07 01:45:18,899 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-07 01:45:18,899 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-07 01:45:18,900 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-07 01:45:18,900 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-12-07 01:45:18,900 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-12-07 01:45:18,900 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-12-07 01:45:18,900 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-12-07 01:45:18,900 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-12-07 01:45:18,901 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-12-07 01:45:18,901 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-12-07 01:45:18,901 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-12-07 01:45:18,901 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-07 01:45:18,901 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-12-07 01:45:18,901 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-07 01:45:18,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-07 01:45:18,903 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-12-07 01:45:19,024 INFO L236 CfgBuilder]: Building ICFG [2021-12-07 01:45:19,026 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-07 01:45:19,369 INFO L277 CfgBuilder]: Performing block encoding [2021-12-07 01:45:19,582 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-07 01:45:19,582 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-07 01:45:19,584 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 01:45:19 BoogieIcfgContainer [2021-12-07 01:45:19,584 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-07 01:45:19,585 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-07 01:45:19,585 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-07 01:45:19,587 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-07 01:45:19,587 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 01:45:18" (1/3) ... [2021-12-07 01:45:19,588 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a54a07a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 01:45:19, skipping insertion in model container [2021-12-07 01:45:19,588 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:45:18" (2/3) ... [2021-12-07 01:45:19,588 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a54a07a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 01:45:19, skipping insertion in model container [2021-12-07 01:45:19,588 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 01:45:19" (3/3) ... [2021-12-07 01:45:19,589 INFO L111 eAbstractionObserver]: Analyzing ICFG mix004.oepc.i [2021-12-07 01:45:19,593 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-12-07 01:45:19,593 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-07 01:45:19,593 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-12-07 01:45:19,593 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-12-07 01:45:19,621 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,621 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,621 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,621 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,621 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,622 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,622 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,622 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,622 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,622 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,622 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,622 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,622 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,623 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,623 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,623 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,623 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,623 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,623 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,623 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,623 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,624 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,624 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,626 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,626 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,626 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,626 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,626 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,626 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,626 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,627 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,627 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,627 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,627 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,627 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,627 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,627 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,627 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,628 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,628 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,628 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,628 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,628 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,628 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,628 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,628 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,628 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,629 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,629 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,629 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,629 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,629 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,629 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,629 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,629 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,630 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,630 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,630 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,630 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,630 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,630 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,631 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,631 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,631 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,631 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,631 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,631 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,631 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,631 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,631 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,632 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,632 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,632 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,632 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,632 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,632 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,632 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,633 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,633 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,633 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,633 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,633 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,633 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,633 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,634 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,634 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,634 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,634 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,634 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,634 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,634 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,634 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,635 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,635 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,635 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,635 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,635 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,635 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,635 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,635 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,635 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,635 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,636 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,636 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,636 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,636 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,636 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,636 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,636 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,636 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,636 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,636 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,637 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,637 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,637 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,637 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,637 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,637 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,637 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,637 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,637 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,637 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,637 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,637 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,638 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,638 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,638 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,638 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,638 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,638 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,638 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,638 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,639 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,640 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,640 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,640 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,640 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,640 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,640 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,640 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,640 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,640 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,640 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,641 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,641 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,641 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,641 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,641 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,641 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,641 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,641 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,641 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,641 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,641 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,642 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,642 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,642 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,642 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,642 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,642 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,642 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,642 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,642 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,642 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,642 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,642 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,643 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,643 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,643 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,643 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,644 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,644 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,644 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,644 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,644 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,644 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,645 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,645 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,645 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,645 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,645 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,645 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,645 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,645 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,646 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,646 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,646 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,646 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,648 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,648 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,649 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,649 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,649 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,649 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,649 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,649 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,649 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,649 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,649 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,650 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,650 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,650 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,650 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,650 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,650 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,650 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,650 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,650 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,651 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,651 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,651 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,651 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,651 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,651 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,651 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,651 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,651 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,652 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,652 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,652 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,652 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,653 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,653 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,653 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,653 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,653 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,653 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,653 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,653 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,654 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,654 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,654 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,654 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,654 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,654 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,655 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,655 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,655 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,655 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,655 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,655 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,656 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,656 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,656 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,656 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,656 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,656 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,656 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,657 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,657 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,657 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,657 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,657 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 01:45:19,657 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-12-07 01:45:19,692 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-07 01:45:19,697 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 [2021-12-07 01:45:19,697 INFO L340 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-12-07 01:45:19,707 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 152 places, 141 transitions, 302 flow [2021-12-07 01:45:19,745 INFO L129 PetriNetUnfolder]: 2/137 cut-off events. [2021-12-07 01:45:19,746 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-12-07 01:45:19,748 INFO L84 FinitePrefix]: Finished finitePrefix Result has 150 conditions, 137 events. 2/137 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 79 event pairs, 0 based on Foata normal form. 0/133 useless extension candidates. Maximal degree in co-relation 93. Up to 2 conditions per place. [2021-12-07 01:45:19,749 INFO L82 GeneralOperation]: Start removeDead. Operand has 152 places, 141 transitions, 302 flow [2021-12-07 01:45:19,753 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 148 places, 137 transitions, 286 flow [2021-12-07 01:45:19,760 INFO L129 PetriNetUnfolder]: 0/54 cut-off events. [2021-12-07 01:45:19,761 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-12-07 01:45:19,761 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-07 01:45:19,761 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:45:19,762 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting P0Err0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-12-07 01:45:19,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:45:19,765 INFO L85 PathProgramCache]: Analyzing trace with hash 765515669, now seen corresponding path program 1 times [2021-12-07 01:45:19,772 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:45:19,772 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2102848986] [2021-12-07 01:45:19,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:45:19,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:45:19,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:45:19,987 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 01:45:19,988 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:45:19,988 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2102848986] [2021-12-07 01:45:19,988 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2102848986] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:45:19,988 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:45:19,989 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-07 01:45:19,990 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [73723331] [2021-12-07 01:45:19,990 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:45:19,997 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-07 01:45:19,997 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:45:20,017 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-07 01:45:20,018 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-07 01:45:20,020 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 125 out of 141 [2021-12-07 01:45:20,023 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 148 places, 137 transitions, 286 flow. Second operand has 3 states, 3 states have (on average 126.0) internal successors, (378), 3 states have internal predecessors, (378), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:45:20,023 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-07 01:45:20,023 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 125 of 141 [2021-12-07 01:45:20,024 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-07 01:45:20,185 INFO L129 PetriNetUnfolder]: 162/551 cut-off events. [2021-12-07 01:45:20,185 INFO L130 PetriNetUnfolder]: For 22/22 co-relation queries the response was YES. [2021-12-07 01:45:20,189 INFO L84 FinitePrefix]: Finished finitePrefix Result has 857 conditions, 551 events. 162/551 cut-off events. For 22/22 co-relation queries the response was YES. Maximal size of possible extension queue 44. Compared 2886 event pairs, 34 based on Foata normal form. 53/575 useless extension candidates. Maximal degree in co-relation 797. Up to 191 conditions per place. [2021-12-07 01:45:20,193 INFO L132 encePairwiseOnDemand]: 136/141 looper letters, 18 selfloop transitions, 2 changer transitions 0/141 dead transitions. [2021-12-07 01:45:20,194 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 148 places, 141 transitions, 343 flow [2021-12-07 01:45:20,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 01:45:20,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-12-07 01:45:20,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 400 transitions. [2021-12-07 01:45:20,213 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9456264775413712 [2021-12-07 01:45:20,213 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 400 transitions. [2021-12-07 01:45:20,214 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 400 transitions. [2021-12-07 01:45:20,216 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-07 01:45:20,218 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 400 transitions. [2021-12-07 01:45:20,223 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 133.33333333333334) internal successors, (400), 3 states have internal predecessors, (400), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:45:20,230 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 141.0) internal successors, (564), 4 states have internal predecessors, (564), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:45:20,231 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 141.0) internal successors, (564), 4 states have internal predecessors, (564), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:45:20,233 INFO L186 Difference]: Start difference. First operand has 148 places, 137 transitions, 286 flow. Second operand 3 states and 400 transitions. [2021-12-07 01:45:20,234 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 148 places, 141 transitions, 343 flow [2021-12-07 01:45:20,238 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 144 places, 141 transitions, 336 flow, removed 0 selfloop flow, removed 4 redundant places. [2021-12-07 01:45:20,243 INFO L242 Difference]: Finished difference. Result has 144 places, 133 transitions, 278 flow [2021-12-07 01:45:20,244 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=141, PETRI_DIFFERENCE_MINUEND_FLOW=274, PETRI_DIFFERENCE_MINUEND_PLACES=142, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=133, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=131, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=278, PETRI_PLACES=144, PETRI_TRANSITIONS=133} [2021-12-07 01:45:20,248 INFO L334 CegarLoopForPetriNet]: 148 programPoint places, -4 predicate places. [2021-12-07 01:45:20,248 INFO L470 AbstractCegarLoop]: Abstraction has has 144 places, 133 transitions, 278 flow [2021-12-07 01:45:20,248 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 126.0) internal successors, (378), 3 states have internal predecessors, (378), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:45:20,248 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-07 01:45:20,249 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:45:20,249 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-07 01:45:20,249 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-12-07 01:45:20,249 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:45:20,250 INFO L85 PathProgramCache]: Analyzing trace with hash 513982915, now seen corresponding path program 1 times [2021-12-07 01:45:20,250 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:45:20,250 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1046087587] [2021-12-07 01:45:20,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:45:20,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:45:20,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:45:20,431 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 01:45:20,431 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:45:20,431 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1046087587] [2021-12-07 01:45:20,431 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1046087587] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:45:20,431 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:45:20,432 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-07 01:45:20,432 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [935905269] [2021-12-07 01:45:20,432 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:45:20,433 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-07 01:45:20,433 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:45:20,433 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-07 01:45:20,434 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-07 01:45:20,435 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 117 out of 141 [2021-12-07 01:45:20,436 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 144 places, 133 transitions, 278 flow. Second operand has 6 states, 6 states have (on average 119.0) internal successors, (714), 6 states have internal predecessors, (714), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:45:20,436 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-07 01:45:20,437 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 117 of 141 [2021-12-07 01:45:20,437 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-07 01:45:21,246 INFO L129 PetriNetUnfolder]: 1402/3712 cut-off events. [2021-12-07 01:45:21,247 INFO L130 PetriNetUnfolder]: For 207/207 co-relation queries the response was YES. [2021-12-07 01:45:21,258 INFO L84 FinitePrefix]: Finished finitePrefix Result has 6004 conditions, 3712 events. 1402/3712 cut-off events. For 207/207 co-relation queries the response was YES. Maximal size of possible extension queue 213. Compared 31017 event pairs, 173 based on Foata normal form. 0/3635 useless extension candidates. Maximal degree in co-relation 5945. Up to 999 conditions per place. [2021-12-07 01:45:21,271 INFO L132 encePairwiseOnDemand]: 135/141 looper letters, 24 selfloop transitions, 2 changer transitions 59/185 dead transitions. [2021-12-07 01:45:21,271 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 152 places, 185 transitions, 542 flow [2021-12-07 01:45:21,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-07 01:45:21,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-12-07 01:45:21,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1127 transitions. [2021-12-07 01:45:21,277 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.888100866824271 [2021-12-07 01:45:21,277 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1127 transitions. [2021-12-07 01:45:21,277 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1127 transitions. [2021-12-07 01:45:21,278 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-07 01:45:21,278 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1127 transitions. [2021-12-07 01:45:21,281 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 125.22222222222223) internal successors, (1127), 9 states have internal predecessors, (1127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:45:21,286 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 141.0) internal successors, (1410), 10 states have internal predecessors, (1410), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:45:21,288 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 141.0) internal successors, (1410), 10 states have internal predecessors, (1410), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:45:21,288 INFO L186 Difference]: Start difference. First operand has 144 places, 133 transitions, 278 flow. Second operand 9 states and 1127 transitions. [2021-12-07 01:45:21,288 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 152 places, 185 transitions, 542 flow [2021-12-07 01:45:21,290 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 150 places, 185 transitions, 524 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-12-07 01:45:21,293 INFO L242 Difference]: Finished difference. Result has 157 places, 119 transitions, 266 flow [2021-12-07 01:45:21,293 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=141, PETRI_DIFFERENCE_MINUEND_FLOW=274, PETRI_DIFFERENCE_MINUEND_PLACES=142, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=133, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=131, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=266, PETRI_PLACES=157, PETRI_TRANSITIONS=119} [2021-12-07 01:45:21,294 INFO L334 CegarLoopForPetriNet]: 148 programPoint places, 9 predicate places. [2021-12-07 01:45:21,294 INFO L470 AbstractCegarLoop]: Abstraction has has 157 places, 119 transitions, 266 flow [2021-12-07 01:45:21,295 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 119.0) internal successors, (714), 6 states have internal predecessors, (714), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:45:21,295 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-07 01:45:21,295 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:45:21,295 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-07 01:45:21,295 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-12-07 01:45:21,296 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:45:21,296 INFO L85 PathProgramCache]: Analyzing trace with hash -940583362, now seen corresponding path program 1 times [2021-12-07 01:45:21,296 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:45:21,296 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [885230073] [2021-12-07 01:45:21,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:45:21,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:45:21,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:45:21,473 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 01:45:21,474 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:45:21,474 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [885230073] [2021-12-07 01:45:21,474 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [885230073] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:45:21,474 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:45:21,474 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-07 01:45:21,475 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1352174010] [2021-12-07 01:45:21,475 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:45:21,475 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-07 01:45:21,475 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:45:21,476 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-07 01:45:21,476 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-12-07 01:45:21,477 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 108 out of 141 [2021-12-07 01:45:21,479 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 157 places, 119 transitions, 266 flow. Second operand has 7 states, 7 states have (on average 110.57142857142857) internal successors, (774), 7 states have internal predecessors, (774), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:45:21,479 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-07 01:45:21,479 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 108 of 141 [2021-12-07 01:45:21,479 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-07 01:45:22,782 INFO L129 PetriNetUnfolder]: 4062/6544 cut-off events. [2021-12-07 01:45:22,782 INFO L130 PetriNetUnfolder]: For 1463/1463 co-relation queries the response was YES. [2021-12-07 01:45:22,801 INFO L84 FinitePrefix]: Finished finitePrefix Result has 13902 conditions, 6544 events. 4062/6544 cut-off events. For 1463/1463 co-relation queries the response was YES. Maximal size of possible extension queue 357. Compared 40841 event pairs, 741 based on Foata normal form. 144/6591 useless extension candidates. Maximal degree in co-relation 13831. Up to 3085 conditions per place. [2021-12-07 01:45:22,827 INFO L132 encePairwiseOnDemand]: 133/141 looper letters, 33 selfloop transitions, 4 changer transitions 58/186 dead transitions. [2021-12-07 01:45:22,827 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 146 places, 186 transitions, 611 flow [2021-12-07 01:45:22,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-12-07 01:45:22,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-12-07 01:45:22,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1177 transitions. [2021-12-07 01:45:22,830 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8347517730496454 [2021-12-07 01:45:22,831 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 1177 transitions. [2021-12-07 01:45:22,831 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 1177 transitions. [2021-12-07 01:45:22,831 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-07 01:45:22,831 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 1177 transitions. [2021-12-07 01:45:22,834 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 117.7) internal successors, (1177), 10 states have internal predecessors, (1177), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:45:22,837 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 141.0) internal successors, (1551), 11 states have internal predecessors, (1551), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:45:22,838 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 141.0) internal successors, (1551), 11 states have internal predecessors, (1551), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:45:22,838 INFO L186 Difference]: Start difference. First operand has 157 places, 119 transitions, 266 flow. Second operand 10 states and 1177 transitions. [2021-12-07 01:45:22,839 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 146 places, 186 transitions, 611 flow [2021-12-07 01:45:22,904 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 138 places, 186 transitions, 577 flow, removed 14 selfloop flow, removed 8 redundant places. [2021-12-07 01:45:22,907 INFO L242 Difference]: Finished difference. Result has 145 places, 119 transitions, 274 flow [2021-12-07 01:45:22,907 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=141, PETRI_DIFFERENCE_MINUEND_FLOW=250, PETRI_DIFFERENCE_MINUEND_PLACES=129, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=119, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=115, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=274, PETRI_PLACES=145, PETRI_TRANSITIONS=119} [2021-12-07 01:45:22,908 INFO L334 CegarLoopForPetriNet]: 148 programPoint places, -3 predicate places. [2021-12-07 01:45:22,908 INFO L470 AbstractCegarLoop]: Abstraction has has 145 places, 119 transitions, 274 flow [2021-12-07 01:45:22,908 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 110.57142857142857) internal successors, (774), 7 states have internal predecessors, (774), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:45:22,908 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-07 01:45:22,909 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:45:22,909 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-07 01:45:22,909 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-12-07 01:45:22,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:45:22,909 INFO L85 PathProgramCache]: Analyzing trace with hash 2016292029, now seen corresponding path program 1 times [2021-12-07 01:45:22,909 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:45:22,910 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1391343361] [2021-12-07 01:45:22,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:45:22,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:45:22,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:45:23,046 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 01:45:23,046 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:45:23,046 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1391343361] [2021-12-07 01:45:23,046 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1391343361] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:45:23,047 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:45:23,047 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-07 01:45:23,047 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [975368585] [2021-12-07 01:45:23,047 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:45:23,048 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-07 01:45:23,048 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:45:23,048 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-07 01:45:23,048 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-07 01:45:23,050 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 114 out of 141 [2021-12-07 01:45:23,050 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 145 places, 119 transitions, 274 flow. Second operand has 6 states, 6 states have (on average 116.0) internal successors, (696), 6 states have internal predecessors, (696), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:45:23,051 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-07 01:45:23,051 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 114 of 141 [2021-12-07 01:45:23,051 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-07 01:45:24,081 INFO L129 PetriNetUnfolder]: 4140/7440 cut-off events. [2021-12-07 01:45:24,081 INFO L130 PetriNetUnfolder]: For 433/433 co-relation queries the response was YES. [2021-12-07 01:45:24,101 INFO L84 FinitePrefix]: Finished finitePrefix Result has 14253 conditions, 7440 events. 4140/7440 cut-off events. For 433/433 co-relation queries the response was YES. Maximal size of possible extension queue 520. Compared 56432 event pairs, 252 based on Foata normal form. 0/7299 useless extension candidates. Maximal degree in co-relation 14184. Up to 2233 conditions per place. [2021-12-07 01:45:24,123 INFO L132 encePairwiseOnDemand]: 130/141 looper letters, 38 selfloop transitions, 7 changer transitions 60/201 dead transitions. [2021-12-07 01:45:24,123 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 148 places, 201 transitions, 654 flow [2021-12-07 01:45:24,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-12-07 01:45:24,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-12-07 01:45:24,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1247 transitions. [2021-12-07 01:45:24,140 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8843971631205674 [2021-12-07 01:45:24,140 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 1247 transitions. [2021-12-07 01:45:24,140 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 1247 transitions. [2021-12-07 01:45:24,141 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-07 01:45:24,141 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 1247 transitions. [2021-12-07 01:45:24,144 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 124.7) internal successors, (1247), 10 states have internal predecessors, (1247), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:45:24,147 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 141.0) internal successors, (1551), 11 states have internal predecessors, (1551), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:45:24,147 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 141.0) internal successors, (1551), 11 states have internal predecessors, (1551), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:45:24,147 INFO L186 Difference]: Start difference. First operand has 145 places, 119 transitions, 274 flow. Second operand 10 states and 1247 transitions. [2021-12-07 01:45:24,147 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 148 places, 201 transitions, 654 flow [2021-12-07 01:45:24,161 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 139 places, 201 transitions, 634 flow, removed 6 selfloop flow, removed 9 redundant places. [2021-12-07 01:45:24,164 INFO L242 Difference]: Finished difference. Result has 145 places, 122 transitions, 320 flow [2021-12-07 01:45:24,164 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=141, PETRI_DIFFERENCE_MINUEND_FLOW=254, PETRI_DIFFERENCE_MINUEND_PLACES=130, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=119, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=112, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=320, PETRI_PLACES=145, PETRI_TRANSITIONS=122} [2021-12-07 01:45:24,164 INFO L334 CegarLoopForPetriNet]: 148 programPoint places, -3 predicate places. [2021-12-07 01:45:24,165 INFO L470 AbstractCegarLoop]: Abstraction has has 145 places, 122 transitions, 320 flow [2021-12-07 01:45:24,165 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 116.0) internal successors, (696), 6 states have internal predecessors, (696), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:45:24,165 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-07 01:45:24,165 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] [2021-12-07 01:45:24,165 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-07 01:45:24,165 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-12-07 01:45:24,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:45:24,166 INFO L85 PathProgramCache]: Analyzing trace with hash 1521785943, now seen corresponding path program 1 times [2021-12-07 01:45:24,166 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:45:24,166 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [127243412] [2021-12-07 01:45:24,166 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:45:24,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:45:24,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:45:24,253 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 01:45:24,253 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:45:24,253 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [127243412] [2021-12-07 01:45:24,253 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [127243412] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:45:24,253 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:45:24,254 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-07 01:45:24,254 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1152684785] [2021-12-07 01:45:24,254 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:45:24,254 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-07 01:45:24,254 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:45:24,254 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-07 01:45:24,255 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-12-07 01:45:24,256 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 114 out of 141 [2021-12-07 01:45:24,257 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 145 places, 122 transitions, 320 flow. Second operand has 7 states, 7 states have (on average 116.0) internal successors, (812), 7 states have internal predecessors, (812), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:45:24,257 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-07 01:45:24,257 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 114 of 141 [2021-12-07 01:45:24,257 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-07 01:45:24,880 INFO L129 PetriNetUnfolder]: 1872/3806 cut-off events. [2021-12-07 01:45:24,880 INFO L130 PetriNetUnfolder]: For 3750/3766 co-relation queries the response was YES. [2021-12-07 01:45:24,891 INFO L84 FinitePrefix]: Finished finitePrefix Result has 10210 conditions, 3806 events. 1872/3806 cut-off events. For 3750/3766 co-relation queries the response was YES. Maximal size of possible extension queue 263. Compared 27753 event pairs, 144 based on Foata normal form. 108/3886 useless extension candidates. Maximal degree in co-relation 10142. Up to 1002 conditions per place. [2021-12-07 01:45:24,914 INFO L132 encePairwiseOnDemand]: 131/141 looper letters, 46 selfloop transitions, 11 changer transitions 47/200 dead transitions. [2021-12-07 01:45:24,914 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 148 places, 200 transitions, 857 flow [2021-12-07 01:45:24,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-12-07 01:45:24,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-12-07 01:45:24,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1246 transitions. [2021-12-07 01:45:24,918 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8836879432624114 [2021-12-07 01:45:24,918 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 1246 transitions. [2021-12-07 01:45:24,918 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 1246 transitions. [2021-12-07 01:45:24,919 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-07 01:45:24,919 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 1246 transitions. [2021-12-07 01:45:24,921 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 124.6) internal successors, (1246), 10 states have internal predecessors, (1246), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:45:24,924 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 141.0) internal successors, (1551), 11 states have internal predecessors, (1551), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:45:24,925 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 141.0) internal successors, (1551), 11 states have internal predecessors, (1551), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:45:24,925 INFO L186 Difference]: Start difference. First operand has 145 places, 122 transitions, 320 flow. Second operand 10 states and 1246 transitions. [2021-12-07 01:45:24,925 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 148 places, 200 transitions, 857 flow [2021-12-07 01:45:24,935 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 143 places, 200 transitions, 832 flow, removed 7 selfloop flow, removed 5 redundant places. [2021-12-07 01:45:24,937 INFO L242 Difference]: Finished difference. Result has 149 places, 126 transitions, 408 flow [2021-12-07 01:45:24,937 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=141, PETRI_DIFFERENCE_MINUEND_FLOW=305, PETRI_DIFFERENCE_MINUEND_PLACES=134, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=122, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=111, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=408, PETRI_PLACES=149, PETRI_TRANSITIONS=126} [2021-12-07 01:45:24,938 INFO L334 CegarLoopForPetriNet]: 148 programPoint places, 1 predicate places. [2021-12-07 01:45:24,938 INFO L470 AbstractCegarLoop]: Abstraction has has 149 places, 126 transitions, 408 flow [2021-12-07 01:45:24,939 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 116.0) internal successors, (812), 7 states have internal predecessors, (812), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:45:24,939 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-07 01:45:24,939 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:45:24,939 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-12-07 01:45:24,939 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-12-07 01:45:24,939 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:45:24,940 INFO L85 PathProgramCache]: Analyzing trace with hash -1914303601, now seen corresponding path program 1 times [2021-12-07 01:45:24,940 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:45:24,940 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [246140528] [2021-12-07 01:45:24,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:45:24,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:45:24,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:45:25,069 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 01:45:25,070 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:45:25,070 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [246140528] [2021-12-07 01:45:25,070 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [246140528] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:45:25,070 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:45:25,070 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-07 01:45:25,070 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [617363121] [2021-12-07 01:45:25,070 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:45:25,071 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-07 01:45:25,071 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:45:25,071 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-07 01:45:25,071 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-12-07 01:45:25,072 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 106 out of 141 [2021-12-07 01:45:25,073 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 149 places, 126 transitions, 408 flow. Second operand has 7 states, 7 states have (on average 109.57142857142857) internal successors, (767), 7 states have internal predecessors, (767), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:45:25,073 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-07 01:45:25,073 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 106 of 141 [2021-12-07 01:45:25,073 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-07 01:45:26,122 INFO L129 PetriNetUnfolder]: 2465/6071 cut-off events. [2021-12-07 01:45:26,122 INFO L130 PetriNetUnfolder]: For 9196/10164 co-relation queries the response was YES. [2021-12-07 01:45:26,144 INFO L84 FinitePrefix]: Finished finitePrefix Result has 15634 conditions, 6071 events. 2465/6071 cut-off events. For 9196/10164 co-relation queries the response was YES. Maximal size of possible extension queue 260. Compared 52406 event pairs, 413 based on Foata normal form. 164/6082 useless extension candidates. Maximal degree in co-relation 15556. Up to 1686 conditions per place. [2021-12-07 01:45:26,167 INFO L132 encePairwiseOnDemand]: 127/141 looper letters, 84 selfloop transitions, 24 changer transitions 0/204 dead transitions. [2021-12-07 01:45:26,167 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 155 places, 204 transitions, 786 flow [2021-12-07 01:45:26,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-12-07 01:45:26,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-12-07 01:45:26,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 1276 transitions. [2021-12-07 01:45:26,172 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8226950354609929 [2021-12-07 01:45:26,172 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 1276 transitions. [2021-12-07 01:45:26,172 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 1276 transitions. [2021-12-07 01:45:26,173 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-07 01:45:26,173 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 1276 transitions. [2021-12-07 01:45:26,177 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 116.0) internal successors, (1276), 11 states have internal predecessors, (1276), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:45:26,180 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 141.0) internal successors, (1692), 12 states have internal predecessors, (1692), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:45:26,180 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 141.0) internal successors, (1692), 12 states have internal predecessors, (1692), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:45:26,180 INFO L186 Difference]: Start difference. First operand has 149 places, 126 transitions, 408 flow. Second operand 11 states and 1276 transitions. [2021-12-07 01:45:26,181 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 155 places, 204 transitions, 786 flow [2021-12-07 01:45:26,225 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 146 places, 204 transitions, 717 flow, removed 25 selfloop flow, removed 9 redundant places. [2021-12-07 01:45:26,227 INFO L242 Difference]: Finished difference. Result has 154 places, 145 transitions, 511 flow [2021-12-07 01:45:26,227 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=141, PETRI_DIFFERENCE_MINUEND_FLOW=339, PETRI_DIFFERENCE_MINUEND_PLACES=136, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=126, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=113, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=511, PETRI_PLACES=154, PETRI_TRANSITIONS=145} [2021-12-07 01:45:26,228 INFO L334 CegarLoopForPetriNet]: 148 programPoint places, 6 predicate places. [2021-12-07 01:45:26,228 INFO L470 AbstractCegarLoop]: Abstraction has has 154 places, 145 transitions, 511 flow [2021-12-07 01:45:26,228 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 109.57142857142857) internal successors, (767), 7 states have internal predecessors, (767), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:45:26,228 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-07 01:45:26,228 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:45:26,228 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-12-07 01:45:26,229 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-12-07 01:45:26,229 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:45:26,229 INFO L85 PathProgramCache]: Analyzing trace with hash 1906333279, now seen corresponding path program 2 times [2021-12-07 01:45:26,229 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:45:26,229 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [544830842] [2021-12-07 01:45:26,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:45:26,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:45:26,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:45:26,341 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 01:45:26,342 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:45:26,342 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [544830842] [2021-12-07 01:45:26,342 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [544830842] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:45:26,342 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:45:26,342 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-12-07 01:45:26,343 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [817298294] [2021-12-07 01:45:26,343 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:45:26,343 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-12-07 01:45:26,343 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:45:26,344 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-12-07 01:45:26,344 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-12-07 01:45:26,345 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 114 out of 141 [2021-12-07 01:45:26,346 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 154 places, 145 transitions, 511 flow. Second operand has 8 states, 8 states have (on average 116.125) internal successors, (929), 8 states have internal predecessors, (929), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:45:26,346 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-07 01:45:26,347 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 114 of 141 [2021-12-07 01:45:26,347 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-07 01:45:26,689 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1141] L833-->L849: Formula: (let ((.cse31 (= (mod v_~a$w_buff1_used~0_356 256) 0)) (.cse8 (= (mod v_~a$r_buff1_thd4~0_179 256) 0)) (.cse19 (= (mod v_~a$r_buff0_thd4~0_234 256) 0))) (let ((.cse13 (not .cse19)) (.cse1 (not .cse8)) (.cse20 (and .cse8 .cse19)) (.cse30 (= (mod v_~a$w_buff0_used~0_490 256) 0)) (.cse23 (and .cse19 .cse31)) (.cse10 (= (mod v_~weak$$choice2~0_86 256) 0)) (.cse4 (= (mod v_~a$w_buff0_used~0_489 256) 0)) (.cse7 (= (mod v_~a$w_buff1_used~0_355 256) 0))) (let ((.cse6 (not .cse7)) (.cse21 (or .cse4 .cse19)) (.cse5 (not .cse4)) (.cse11 (not .cse10)) (.cse17 (or .cse20 .cse30 .cse23)) (.cse12 (or .cse13 .cse1)) (.cse16 (or .cse13 (not .cse31))) (.cse15 (or .cse30 .cse19)) (.cse14 (not .cse30))) (and (let ((.cse9 (= |v_P3_#t~ite40_69| |v_P3Thread1of1ForFork0_#t~ite40_1|))) (or (and (= |v_P3_#t~ite41_61| v_~a$r_buff1_thd4~0_178) (let ((.cse3 (= (mod v_~a$r_buff0_thd4~0_233 256) 0))) (or (let ((.cse0 (not .cse3))) (and (or .cse0 .cse1) (let ((.cse2 (= |v_P3_#t~ite40_69| 0))) (or (and .cse2 (or .cse3 .cse4)) (and .cse2 .cse0 .cse5))) .cse5 (or .cse0 .cse6) (= |v_P3_#t~ite40_69| |v_P3_#t~ite41_61|))) (and (or (and .cse3 .cse7) (and .cse3 .cse8) .cse4) .cse9 (= |v_P3_#t~ite41_61| v_~a$r_buff1_thd4~0_179)))) .cse10) (and .cse9 (= |v_P3_#t~ite41_61| |v_P3Thread1of1ForFork0_#t~ite41_1|) .cse11 (= v_~a$r_buff1_thd4~0_178 v_~a$r_buff1_thd4~0_179)))) (or (and .cse12 (= |v_P3_#t~ite23_57| v_~__unbuffered_p3_EBX~0_16) (or (and .cse13 (= |v_P3_#t~ite23_57| v_~a$w_buff0~0_112) .cse14) (and .cse15 (= |v_P3_#t~ite23_57| v_~a$w_buff1~0_121))) .cse16 .cse14) (and (= v_~a~0_186 v_~__unbuffered_p3_EBX~0_16) .cse17 (= |v_P3_#t~ite23_57| |v_P3Thread1of1ForFork0_#t~ite23_1|))) (= v_~a$flush_delayed~0_44 0) (let ((.cse18 (= |v_P3_#t~ite37_67| |v_P3Thread1of1ForFork0_#t~ite37_1|))) (or (and (or (and .cse18 (or (and .cse19 .cse7) .cse20 .cse4) (= |v_P3_#t~ite38_61| v_~a$r_buff0_thd4~0_234)) (and (or (and .cse21 (= |v_P3_#t~ite37_67| v_~a$r_buff0_thd4~0_234)) (and .cse13 .cse5 (= |v_P3_#t~ite37_67| 0))) .cse12 .cse5 (or .cse13 .cse6) (= |v_P3_#t~ite37_67| |v_P3_#t~ite38_61|))) .cse10 (= |v_P3_#t~ite38_61| v_~a$r_buff0_thd4~0_233)) (and (= |v_P3_#t~ite38_61| |v_P3Thread1of1ForFork0_#t~ite38_1|) .cse18 .cse11 (= v_~a$r_buff0_thd4~0_234 v_~a$r_buff0_thd4~0_233)))) (let ((.cse24 (= |v_P3_#t~ite34_47| |v_P3Thread1of1ForFork0_#t~ite34_1|))) (or (and .cse10 (= |v_P3_#t~ite35_41| v_~a$w_buff1_used~0_355) (or (and .cse12 (let ((.cse22 (= |v_P3_#t~ite34_47| 0))) (or (and .cse22 .cse13 .cse5) (and .cse22 .cse21))) .cse5 .cse16 (= |v_P3_#t~ite34_47| |v_P3_#t~ite35_41|)) (and (= |v_P3_#t~ite35_41| v_~a$w_buff1_used~0_356) (or .cse20 .cse4 .cse23) .cse24))) (and (= v_~a$w_buff1_used~0_356 v_~a$w_buff1_used~0_355) (= |v_P3_#t~ite35_41| |v_P3Thread1of1ForFork0_#t~ite35_1|) .cse11 .cse24))) (let ((.cse25 (= |v_P3Thread1of1ForFork0_#t~ite31_1| |v_P3_#t~ite31_49|))) (or (and .cse10 (= |v_P3_#t~ite32_45| v_~a$w_buff0_used~0_489) (or (and .cse12 (or (and (= |v_P3_#t~ite31_49| v_~a$w_buff0_used~0_490) .cse15) (and .cse13 (= |v_P3_#t~ite31_49| 0) .cse14)) .cse16 (= |v_P3_#t~ite32_45| |v_P3_#t~ite31_49|) .cse14) (and (= |v_P3_#t~ite32_45| v_~a$w_buff0_used~0_490) .cse17 .cse25))) (and (= |v_P3_#t~ite32_45| |v_P3Thread1of1ForFork0_#t~ite32_1|) .cse11 (= v_~a$w_buff0_used~0_489 v_~a$w_buff0_used~0_490) .cse25))) (= v_~a~0_186 v_~a$mem_tmp~0_26) (let ((.cse26 (= |v_P3_#t~ite25_55| |v_P3Thread1of1ForFork0_#t~ite25_1|))) (or (and .cse10 (= |v_P3_#t~ite26_47| v_~a$w_buff0~0_111) (or (and (= |v_P3_#t~ite26_47| v_~a$w_buff0~0_112) .cse26 .cse17) (and (let ((.cse27 (= |v_P3_#t~ite25_55| v_~a$w_buff0~0_112))) (or (and .cse15 .cse27) (and .cse13 .cse27 .cse14))) .cse12 (= |v_P3_#t~ite25_55| |v_P3_#t~ite26_47|) .cse16 .cse14))) (and (= v_~a$w_buff0~0_112 v_~a$w_buff0~0_111) .cse26 .cse11 (= |v_P3_#t~ite26_47| |v_P3Thread1of1ForFork0_#t~ite26_1|)))) (or (and (= v_~a~0_184 v_~__unbuffered_p3_EBX~0_16) .cse10) (and .cse11 (= v_~a~0_184 v_~a$mem_tmp~0_26))) (let ((.cse28 (= |v_P3_#t~ite28_47| |v_P3Thread1of1ForFork0_#t~ite28_1|))) (or (and (= |v_P3_#t~ite29_41| |v_P3Thread1of1ForFork0_#t~ite29_1|) (= v_~a$w_buff1~0_121 v_~a$w_buff1~0_120) .cse11 .cse28) (and (or (and (= |v_P3_#t~ite29_41| v_~a$w_buff1~0_121) .cse17 .cse28) (and .cse12 (= |v_P3_#t~ite28_47| |v_P3_#t~ite29_41|) .cse16 (let ((.cse29 (= |v_P3_#t~ite28_47| v_~a$w_buff1~0_121))) (or (and .cse29 .cse15) (and .cse29 .cse13 .cse14))) .cse14)) (= |v_P3_#t~ite29_41| v_~a$w_buff1~0_120) .cse10))) (= |v_P3Thread1of1ForFork0_#t~nondet21_1| v_~weak$$choice0~0_19) (= |v_P3Thread1of1ForFork0_#t~nondet22_1| v_~weak$$choice2~0_86))))) InVars {P3Thread1of1ForFork0_#t~ite41=|v_P3Thread1of1ForFork0_#t~ite41_1|, P3Thread1of1ForFork0_#t~ite40=|v_P3Thread1of1ForFork0_#t~ite40_1|, ~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_179, P3Thread1of1ForFork0_#t~nondet22=|v_P3Thread1of1ForFork0_#t~nondet22_1|, P3Thread1of1ForFork0_#t~nondet21=|v_P3Thread1of1ForFork0_#t~nondet21_1|, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_490, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_234, ~a~0=v_~a~0_186, ~a$w_buff1~0=v_~a$w_buff1~0_121, ~a$w_buff0~0=v_~a$w_buff0~0_112, P3Thread1of1ForFork0_#t~ite29=|v_P3Thread1of1ForFork0_#t~ite29_1|, P3Thread1of1ForFork0_#t~ite28=|v_P3Thread1of1ForFork0_#t~ite28_1|, P3Thread1of1ForFork0_#t~ite38=|v_P3Thread1of1ForFork0_#t~ite38_1|, P3Thread1of1ForFork0_#t~ite37=|v_P3Thread1of1ForFork0_#t~ite37_1|, P3Thread1of1ForFork0_#t~ite26=|v_P3Thread1of1ForFork0_#t~ite26_1|, P3Thread1of1ForFork0_#t~ite25=|v_P3Thread1of1ForFork0_#t~ite25_1|, P3Thread1of1ForFork0_#t~ite35=|v_P3Thread1of1ForFork0_#t~ite35_1|, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_356, P3Thread1of1ForFork0_#t~ite34=|v_P3Thread1of1ForFork0_#t~ite34_1|, P3Thread1of1ForFork0_#t~ite23=|v_P3Thread1of1ForFork0_#t~ite23_1|, P3Thread1of1ForFork0_#t~ite32=|v_P3Thread1of1ForFork0_#t~ite32_1|, P3Thread1of1ForFork0_#t~ite31=|v_P3Thread1of1ForFork0_#t~ite31_1|} OutVars{P3Thread1of1ForFork0_#t~ite30=|v_P3Thread1of1ForFork0_#t~ite30_1|, ~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_178, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_233, ~a~0=v_~a~0_184, ~a$mem_tmp~0=v_~a$mem_tmp~0_26, ~a$w_buff1~0=v_~a$w_buff1~0_120, P3Thread1of1ForFork0_#t~ite39=|v_P3Thread1of1ForFork0_#t~ite39_1|, P3Thread1of1ForFork0_#t~ite38=|v_P3Thread1of1ForFork0_#t~ite38_2|, P3Thread1of1ForFork0_#t~ite37=|v_P3Thread1of1ForFork0_#t~ite37_2|, P3Thread1of1ForFork0_#t~ite36=|v_P3Thread1of1ForFork0_#t~ite36_1|, P3Thread1of1ForFork0_#t~ite35=|v_P3Thread1of1ForFork0_#t~ite35_2|, P3Thread1of1ForFork0_#t~ite34=|v_P3Thread1of1ForFork0_#t~ite34_2|, P3Thread1of1ForFork0_#t~ite33=|v_P3Thread1of1ForFork0_#t~ite33_1|, P3Thread1of1ForFork0_#t~ite32=|v_P3Thread1of1ForFork0_#t~ite32_2|, P3Thread1of1ForFork0_#t~ite31=|v_P3Thread1of1ForFork0_#t~ite31_2|, P3Thread1of1ForFork0_#t~ite42=|v_P3Thread1of1ForFork0_#t~ite42_1|, P3Thread1of1ForFork0_#t~ite41=|v_P3Thread1of1ForFork0_#t~ite41_2|, P3Thread1of1ForFork0_#t~ite43=|v_P3Thread1of1ForFork0_#t~ite43_1|, P3Thread1of1ForFork0_#t~ite40=|v_P3Thread1of1ForFork0_#t~ite40_2|, P3Thread1of1ForFork0_#t~nondet22=|v_P3Thread1of1ForFork0_#t~nondet22_2|, P3Thread1of1ForFork0_#t~nondet21=|v_P3Thread1of1ForFork0_#t~nondet21_2|, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_489, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_16, ~weak$$choice0~0=v_~weak$$choice0~0_19, ~a$flush_delayed~0=v_~a$flush_delayed~0_44, ~a$w_buff0~0=v_~a$w_buff0~0_111, P3Thread1of1ForFork0_#t~ite29=|v_P3Thread1of1ForFork0_#t~ite29_2|, P3Thread1of1ForFork0_#t~ite28=|v_P3Thread1of1ForFork0_#t~ite28_2|, P3Thread1of1ForFork0_#t~ite27=|v_P3Thread1of1ForFork0_#t~ite27_1|, P3Thread1of1ForFork0_#t~ite26=|v_P3Thread1of1ForFork0_#t~ite26_2|, P3Thread1of1ForFork0_#t~ite25=|v_P3Thread1of1ForFork0_#t~ite25_2|, P3Thread1of1ForFork0_#t~ite24=|v_P3Thread1of1ForFork0_#t~ite24_1|, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_355, P3Thread1of1ForFork0_#t~ite23=|v_P3Thread1of1ForFork0_#t~ite23_2|, ~weak$$choice2~0=v_~weak$$choice2~0_86} AuxVars[|v_P3_#t~ite29_41|, |v_P3_#t~ite34_47|, |v_P3_#t~ite41_61|, |v_P3_#t~ite25_55|, |v_P3_#t~ite32_45|, |v_P3_#t~ite28_47|, |v_P3_#t~ite26_47|, |v_P3_#t~ite31_49|, |v_P3_#t~ite38_61|, |v_P3_#t~ite23_57|, |v_P3_#t~ite37_67|, |v_P3_#t~ite35_41|, |v_P3_#t~ite40_69|] AssignedVars[P3Thread1of1ForFork0_#t~ite30, ~a$r_buff1_thd4~0, ~a$r_buff0_thd4~0, ~a~0, ~a$mem_tmp~0, ~a$w_buff1~0, P3Thread1of1ForFork0_#t~ite39, P3Thread1of1ForFork0_#t~ite38, P3Thread1of1ForFork0_#t~ite37, P3Thread1of1ForFork0_#t~ite36, P3Thread1of1ForFork0_#t~ite35, P3Thread1of1ForFork0_#t~ite34, P3Thread1of1ForFork0_#t~ite33, P3Thread1of1ForFork0_#t~ite32, P3Thread1of1ForFork0_#t~ite31, P3Thread1of1ForFork0_#t~ite42, P3Thread1of1ForFork0_#t~ite41, P3Thread1of1ForFork0_#t~ite43, P3Thread1of1ForFork0_#t~ite40, P3Thread1of1ForFork0_#t~nondet22, P3Thread1of1ForFork0_#t~nondet21, ~a$w_buff0_used~0, ~__unbuffered_p3_EBX~0, ~weak$$choice0~0, ~a$flush_delayed~0, ~a$w_buff0~0, P3Thread1of1ForFork0_#t~ite29, P3Thread1of1ForFork0_#t~ite28, P3Thread1of1ForFork0_#t~ite27, P3Thread1of1ForFork0_#t~ite26, P3Thread1of1ForFork0_#t~ite25, P3Thread1of1ForFork0_#t~ite24, ~a$w_buff1_used~0, P3Thread1of1ForFork0_#t~ite23, ~weak$$choice2~0][122], [8#L880-3true, Black: 215#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 298#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 219#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 217#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 185#(= ~__unbuffered_p3_EAX~0 0), 56#L790true, 66#L820true, 259#(= ~z~0 1), 108#L849true, Black: 161#(= ~__unbuffered_p2_EAX~0 0), 101#L780true, P1Thread1of1ForFork1InUse, P0Thread1of1ForFork3InUse, 241#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 265#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), P2Thread1of1ForFork2InUse, Black: 277#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 271#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P3Thread1of1ForFork0InUse, Black: 269#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 275#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 267#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), Black: 273#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)))]) [2021-12-07 01:45:26,689 INFO L384 tUnfolder$Statistics]: this new event has 88 ancestors and is cut-off event [2021-12-07 01:45:26,689 INFO L387 tUnfolder$Statistics]: existing Event has 88 ancestors and is cut-off event [2021-12-07 01:45:26,689 INFO L387 tUnfolder$Statistics]: existing Event has 88 ancestors and is cut-off event [2021-12-07 01:45:26,689 INFO L387 tUnfolder$Statistics]: existing Event has 88 ancestors and is cut-off event [2021-12-07 01:45:26,749 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1141] L833-->L849: Formula: (let ((.cse31 (= (mod v_~a$w_buff1_used~0_356 256) 0)) (.cse8 (= (mod v_~a$r_buff1_thd4~0_179 256) 0)) (.cse19 (= (mod v_~a$r_buff0_thd4~0_234 256) 0))) (let ((.cse13 (not .cse19)) (.cse1 (not .cse8)) (.cse20 (and .cse8 .cse19)) (.cse30 (= (mod v_~a$w_buff0_used~0_490 256) 0)) (.cse23 (and .cse19 .cse31)) (.cse10 (= (mod v_~weak$$choice2~0_86 256) 0)) (.cse4 (= (mod v_~a$w_buff0_used~0_489 256) 0)) (.cse7 (= (mod v_~a$w_buff1_used~0_355 256) 0))) (let ((.cse6 (not .cse7)) (.cse21 (or .cse4 .cse19)) (.cse5 (not .cse4)) (.cse11 (not .cse10)) (.cse17 (or .cse20 .cse30 .cse23)) (.cse12 (or .cse13 .cse1)) (.cse16 (or .cse13 (not .cse31))) (.cse15 (or .cse30 .cse19)) (.cse14 (not .cse30))) (and (let ((.cse9 (= |v_P3_#t~ite40_69| |v_P3Thread1of1ForFork0_#t~ite40_1|))) (or (and (= |v_P3_#t~ite41_61| v_~a$r_buff1_thd4~0_178) (let ((.cse3 (= (mod v_~a$r_buff0_thd4~0_233 256) 0))) (or (let ((.cse0 (not .cse3))) (and (or .cse0 .cse1) (let ((.cse2 (= |v_P3_#t~ite40_69| 0))) (or (and .cse2 (or .cse3 .cse4)) (and .cse2 .cse0 .cse5))) .cse5 (or .cse0 .cse6) (= |v_P3_#t~ite40_69| |v_P3_#t~ite41_61|))) (and (or (and .cse3 .cse7) (and .cse3 .cse8) .cse4) .cse9 (= |v_P3_#t~ite41_61| v_~a$r_buff1_thd4~0_179)))) .cse10) (and .cse9 (= |v_P3_#t~ite41_61| |v_P3Thread1of1ForFork0_#t~ite41_1|) .cse11 (= v_~a$r_buff1_thd4~0_178 v_~a$r_buff1_thd4~0_179)))) (or (and .cse12 (= |v_P3_#t~ite23_57| v_~__unbuffered_p3_EBX~0_16) (or (and .cse13 (= |v_P3_#t~ite23_57| v_~a$w_buff0~0_112) .cse14) (and .cse15 (= |v_P3_#t~ite23_57| v_~a$w_buff1~0_121))) .cse16 .cse14) (and (= v_~a~0_186 v_~__unbuffered_p3_EBX~0_16) .cse17 (= |v_P3_#t~ite23_57| |v_P3Thread1of1ForFork0_#t~ite23_1|))) (= v_~a$flush_delayed~0_44 0) (let ((.cse18 (= |v_P3_#t~ite37_67| |v_P3Thread1of1ForFork0_#t~ite37_1|))) (or (and (or (and .cse18 (or (and .cse19 .cse7) .cse20 .cse4) (= |v_P3_#t~ite38_61| v_~a$r_buff0_thd4~0_234)) (and (or (and .cse21 (= |v_P3_#t~ite37_67| v_~a$r_buff0_thd4~0_234)) (and .cse13 .cse5 (= |v_P3_#t~ite37_67| 0))) .cse12 .cse5 (or .cse13 .cse6) (= |v_P3_#t~ite37_67| |v_P3_#t~ite38_61|))) .cse10 (= |v_P3_#t~ite38_61| v_~a$r_buff0_thd4~0_233)) (and (= |v_P3_#t~ite38_61| |v_P3Thread1of1ForFork0_#t~ite38_1|) .cse18 .cse11 (= v_~a$r_buff0_thd4~0_234 v_~a$r_buff0_thd4~0_233)))) (let ((.cse24 (= |v_P3_#t~ite34_47| |v_P3Thread1of1ForFork0_#t~ite34_1|))) (or (and .cse10 (= |v_P3_#t~ite35_41| v_~a$w_buff1_used~0_355) (or (and .cse12 (let ((.cse22 (= |v_P3_#t~ite34_47| 0))) (or (and .cse22 .cse13 .cse5) (and .cse22 .cse21))) .cse5 .cse16 (= |v_P3_#t~ite34_47| |v_P3_#t~ite35_41|)) (and (= |v_P3_#t~ite35_41| v_~a$w_buff1_used~0_356) (or .cse20 .cse4 .cse23) .cse24))) (and (= v_~a$w_buff1_used~0_356 v_~a$w_buff1_used~0_355) (= |v_P3_#t~ite35_41| |v_P3Thread1of1ForFork0_#t~ite35_1|) .cse11 .cse24))) (let ((.cse25 (= |v_P3Thread1of1ForFork0_#t~ite31_1| |v_P3_#t~ite31_49|))) (or (and .cse10 (= |v_P3_#t~ite32_45| v_~a$w_buff0_used~0_489) (or (and .cse12 (or (and (= |v_P3_#t~ite31_49| v_~a$w_buff0_used~0_490) .cse15) (and .cse13 (= |v_P3_#t~ite31_49| 0) .cse14)) .cse16 (= |v_P3_#t~ite32_45| |v_P3_#t~ite31_49|) .cse14) (and (= |v_P3_#t~ite32_45| v_~a$w_buff0_used~0_490) .cse17 .cse25))) (and (= |v_P3_#t~ite32_45| |v_P3Thread1of1ForFork0_#t~ite32_1|) .cse11 (= v_~a$w_buff0_used~0_489 v_~a$w_buff0_used~0_490) .cse25))) (= v_~a~0_186 v_~a$mem_tmp~0_26) (let ((.cse26 (= |v_P3_#t~ite25_55| |v_P3Thread1of1ForFork0_#t~ite25_1|))) (or (and .cse10 (= |v_P3_#t~ite26_47| v_~a$w_buff0~0_111) (or (and (= |v_P3_#t~ite26_47| v_~a$w_buff0~0_112) .cse26 .cse17) (and (let ((.cse27 (= |v_P3_#t~ite25_55| v_~a$w_buff0~0_112))) (or (and .cse15 .cse27) (and .cse13 .cse27 .cse14))) .cse12 (= |v_P3_#t~ite25_55| |v_P3_#t~ite26_47|) .cse16 .cse14))) (and (= v_~a$w_buff0~0_112 v_~a$w_buff0~0_111) .cse26 .cse11 (= |v_P3_#t~ite26_47| |v_P3Thread1of1ForFork0_#t~ite26_1|)))) (or (and (= v_~a~0_184 v_~__unbuffered_p3_EBX~0_16) .cse10) (and .cse11 (= v_~a~0_184 v_~a$mem_tmp~0_26))) (let ((.cse28 (= |v_P3_#t~ite28_47| |v_P3Thread1of1ForFork0_#t~ite28_1|))) (or (and (= |v_P3_#t~ite29_41| |v_P3Thread1of1ForFork0_#t~ite29_1|) (= v_~a$w_buff1~0_121 v_~a$w_buff1~0_120) .cse11 .cse28) (and (or (and (= |v_P3_#t~ite29_41| v_~a$w_buff1~0_121) .cse17 .cse28) (and .cse12 (= |v_P3_#t~ite28_47| |v_P3_#t~ite29_41|) .cse16 (let ((.cse29 (= |v_P3_#t~ite28_47| v_~a$w_buff1~0_121))) (or (and .cse29 .cse15) (and .cse29 .cse13 .cse14))) .cse14)) (= |v_P3_#t~ite29_41| v_~a$w_buff1~0_120) .cse10))) (= |v_P3Thread1of1ForFork0_#t~nondet21_1| v_~weak$$choice0~0_19) (= |v_P3Thread1of1ForFork0_#t~nondet22_1| v_~weak$$choice2~0_86))))) InVars {P3Thread1of1ForFork0_#t~ite41=|v_P3Thread1of1ForFork0_#t~ite41_1|, P3Thread1of1ForFork0_#t~ite40=|v_P3Thread1of1ForFork0_#t~ite40_1|, ~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_179, P3Thread1of1ForFork0_#t~nondet22=|v_P3Thread1of1ForFork0_#t~nondet22_1|, P3Thread1of1ForFork0_#t~nondet21=|v_P3Thread1of1ForFork0_#t~nondet21_1|, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_490, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_234, ~a~0=v_~a~0_186, ~a$w_buff1~0=v_~a$w_buff1~0_121, ~a$w_buff0~0=v_~a$w_buff0~0_112, P3Thread1of1ForFork0_#t~ite29=|v_P3Thread1of1ForFork0_#t~ite29_1|, P3Thread1of1ForFork0_#t~ite28=|v_P3Thread1of1ForFork0_#t~ite28_1|, P3Thread1of1ForFork0_#t~ite38=|v_P3Thread1of1ForFork0_#t~ite38_1|, P3Thread1of1ForFork0_#t~ite37=|v_P3Thread1of1ForFork0_#t~ite37_1|, P3Thread1of1ForFork0_#t~ite26=|v_P3Thread1of1ForFork0_#t~ite26_1|, P3Thread1of1ForFork0_#t~ite25=|v_P3Thread1of1ForFork0_#t~ite25_1|, P3Thread1of1ForFork0_#t~ite35=|v_P3Thread1of1ForFork0_#t~ite35_1|, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_356, P3Thread1of1ForFork0_#t~ite34=|v_P3Thread1of1ForFork0_#t~ite34_1|, P3Thread1of1ForFork0_#t~ite23=|v_P3Thread1of1ForFork0_#t~ite23_1|, P3Thread1of1ForFork0_#t~ite32=|v_P3Thread1of1ForFork0_#t~ite32_1|, P3Thread1of1ForFork0_#t~ite31=|v_P3Thread1of1ForFork0_#t~ite31_1|} OutVars{P3Thread1of1ForFork0_#t~ite30=|v_P3Thread1of1ForFork0_#t~ite30_1|, ~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_178, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_233, ~a~0=v_~a~0_184, ~a$mem_tmp~0=v_~a$mem_tmp~0_26, ~a$w_buff1~0=v_~a$w_buff1~0_120, P3Thread1of1ForFork0_#t~ite39=|v_P3Thread1of1ForFork0_#t~ite39_1|, P3Thread1of1ForFork0_#t~ite38=|v_P3Thread1of1ForFork0_#t~ite38_2|, P3Thread1of1ForFork0_#t~ite37=|v_P3Thread1of1ForFork0_#t~ite37_2|, P3Thread1of1ForFork0_#t~ite36=|v_P3Thread1of1ForFork0_#t~ite36_1|, P3Thread1of1ForFork0_#t~ite35=|v_P3Thread1of1ForFork0_#t~ite35_2|, P3Thread1of1ForFork0_#t~ite34=|v_P3Thread1of1ForFork0_#t~ite34_2|, P3Thread1of1ForFork0_#t~ite33=|v_P3Thread1of1ForFork0_#t~ite33_1|, P3Thread1of1ForFork0_#t~ite32=|v_P3Thread1of1ForFork0_#t~ite32_2|, P3Thread1of1ForFork0_#t~ite31=|v_P3Thread1of1ForFork0_#t~ite31_2|, P3Thread1of1ForFork0_#t~ite42=|v_P3Thread1of1ForFork0_#t~ite42_1|, P3Thread1of1ForFork0_#t~ite41=|v_P3Thread1of1ForFork0_#t~ite41_2|, P3Thread1of1ForFork0_#t~ite43=|v_P3Thread1of1ForFork0_#t~ite43_1|, P3Thread1of1ForFork0_#t~ite40=|v_P3Thread1of1ForFork0_#t~ite40_2|, P3Thread1of1ForFork0_#t~nondet22=|v_P3Thread1of1ForFork0_#t~nondet22_2|, P3Thread1of1ForFork0_#t~nondet21=|v_P3Thread1of1ForFork0_#t~nondet21_2|, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_489, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_16, ~weak$$choice0~0=v_~weak$$choice0~0_19, ~a$flush_delayed~0=v_~a$flush_delayed~0_44, ~a$w_buff0~0=v_~a$w_buff0~0_111, P3Thread1of1ForFork0_#t~ite29=|v_P3Thread1of1ForFork0_#t~ite29_2|, P3Thread1of1ForFork0_#t~ite28=|v_P3Thread1of1ForFork0_#t~ite28_2|, P3Thread1of1ForFork0_#t~ite27=|v_P3Thread1of1ForFork0_#t~ite27_1|, P3Thread1of1ForFork0_#t~ite26=|v_P3Thread1of1ForFork0_#t~ite26_2|, P3Thread1of1ForFork0_#t~ite25=|v_P3Thread1of1ForFork0_#t~ite25_2|, P3Thread1of1ForFork0_#t~ite24=|v_P3Thread1of1ForFork0_#t~ite24_1|, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_355, P3Thread1of1ForFork0_#t~ite23=|v_P3Thread1of1ForFork0_#t~ite23_2|, ~weak$$choice2~0=v_~weak$$choice2~0_86} AuxVars[|v_P3_#t~ite29_41|, |v_P3_#t~ite34_47|, |v_P3_#t~ite41_61|, |v_P3_#t~ite25_55|, |v_P3_#t~ite32_45|, |v_P3_#t~ite28_47|, |v_P3_#t~ite26_47|, |v_P3_#t~ite31_49|, |v_P3_#t~ite38_61|, |v_P3_#t~ite23_57|, |v_P3_#t~ite37_67|, |v_P3_#t~ite35_41|, |v_P3_#t~ite40_69|] AssignedVars[P3Thread1of1ForFork0_#t~ite30, ~a$r_buff1_thd4~0, ~a$r_buff0_thd4~0, ~a~0, ~a$mem_tmp~0, ~a$w_buff1~0, P3Thread1of1ForFork0_#t~ite39, P3Thread1of1ForFork0_#t~ite38, P3Thread1of1ForFork0_#t~ite37, P3Thread1of1ForFork0_#t~ite36, P3Thread1of1ForFork0_#t~ite35, P3Thread1of1ForFork0_#t~ite34, P3Thread1of1ForFork0_#t~ite33, P3Thread1of1ForFork0_#t~ite32, P3Thread1of1ForFork0_#t~ite31, P3Thread1of1ForFork0_#t~ite42, P3Thread1of1ForFork0_#t~ite41, P3Thread1of1ForFork0_#t~ite43, P3Thread1of1ForFork0_#t~ite40, P3Thread1of1ForFork0_#t~nondet22, P3Thread1of1ForFork0_#t~nondet21, ~a$w_buff0_used~0, ~__unbuffered_p3_EBX~0, ~weak$$choice0~0, ~a$flush_delayed~0, ~a$w_buff0~0, P3Thread1of1ForFork0_#t~ite29, P3Thread1of1ForFork0_#t~ite28, P3Thread1of1ForFork0_#t~ite27, P3Thread1of1ForFork0_#t~ite26, P3Thread1of1ForFork0_#t~ite25, P3Thread1of1ForFork0_#t~ite24, ~a$w_buff1_used~0, P3Thread1of1ForFork0_#t~ite23, ~weak$$choice2~0][133], [Black: 185#(= ~__unbuffered_p3_EAX~0 0), 56#L790true, 259#(= ~z~0 1), 300#(and (<= ~__unbuffered_cnt~0 2) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 101#L780true, P1Thread1of1ForFork1InUse, P0Thread1of1ForFork3InUse, Black: 265#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), P2Thread1of1ForFork2InUse, Black: 277#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 271#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P3Thread1of1ForFork0InUse, Black: 269#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 275#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 267#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), 126#L823true, Black: 273#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 8#L880-3true, 235#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 215#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 219#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 217#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 108#L849true, Black: 161#(= ~__unbuffered_p2_EAX~0 0), Black: 241#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0))]) [2021-12-07 01:45:26,750 INFO L384 tUnfolder$Statistics]: this new event has 89 ancestors and is cut-off event [2021-12-07 01:45:26,750 INFO L387 tUnfolder$Statistics]: existing Event has 89 ancestors and is cut-off event [2021-12-07 01:45:26,750 INFO L387 tUnfolder$Statistics]: existing Event has 89 ancestors and is cut-off event [2021-12-07 01:45:26,750 INFO L387 tUnfolder$Statistics]: existing Event has 89 ancestors and is cut-off event [2021-12-07 01:45:26,862 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1141] L833-->L849: Formula: (let ((.cse31 (= (mod v_~a$w_buff1_used~0_356 256) 0)) (.cse8 (= (mod v_~a$r_buff1_thd4~0_179 256) 0)) (.cse19 (= (mod v_~a$r_buff0_thd4~0_234 256) 0))) (let ((.cse13 (not .cse19)) (.cse1 (not .cse8)) (.cse20 (and .cse8 .cse19)) (.cse30 (= (mod v_~a$w_buff0_used~0_490 256) 0)) (.cse23 (and .cse19 .cse31)) (.cse10 (= (mod v_~weak$$choice2~0_86 256) 0)) (.cse4 (= (mod v_~a$w_buff0_used~0_489 256) 0)) (.cse7 (= (mod v_~a$w_buff1_used~0_355 256) 0))) (let ((.cse6 (not .cse7)) (.cse21 (or .cse4 .cse19)) (.cse5 (not .cse4)) (.cse11 (not .cse10)) (.cse17 (or .cse20 .cse30 .cse23)) (.cse12 (or .cse13 .cse1)) (.cse16 (or .cse13 (not .cse31))) (.cse15 (or .cse30 .cse19)) (.cse14 (not .cse30))) (and (let ((.cse9 (= |v_P3_#t~ite40_69| |v_P3Thread1of1ForFork0_#t~ite40_1|))) (or (and (= |v_P3_#t~ite41_61| v_~a$r_buff1_thd4~0_178) (let ((.cse3 (= (mod v_~a$r_buff0_thd4~0_233 256) 0))) (or (let ((.cse0 (not .cse3))) (and (or .cse0 .cse1) (let ((.cse2 (= |v_P3_#t~ite40_69| 0))) (or (and .cse2 (or .cse3 .cse4)) (and .cse2 .cse0 .cse5))) .cse5 (or .cse0 .cse6) (= |v_P3_#t~ite40_69| |v_P3_#t~ite41_61|))) (and (or (and .cse3 .cse7) (and .cse3 .cse8) .cse4) .cse9 (= |v_P3_#t~ite41_61| v_~a$r_buff1_thd4~0_179)))) .cse10) (and .cse9 (= |v_P3_#t~ite41_61| |v_P3Thread1of1ForFork0_#t~ite41_1|) .cse11 (= v_~a$r_buff1_thd4~0_178 v_~a$r_buff1_thd4~0_179)))) (or (and .cse12 (= |v_P3_#t~ite23_57| v_~__unbuffered_p3_EBX~0_16) (or (and .cse13 (= |v_P3_#t~ite23_57| v_~a$w_buff0~0_112) .cse14) (and .cse15 (= |v_P3_#t~ite23_57| v_~a$w_buff1~0_121))) .cse16 .cse14) (and (= v_~a~0_186 v_~__unbuffered_p3_EBX~0_16) .cse17 (= |v_P3_#t~ite23_57| |v_P3Thread1of1ForFork0_#t~ite23_1|))) (= v_~a$flush_delayed~0_44 0) (let ((.cse18 (= |v_P3_#t~ite37_67| |v_P3Thread1of1ForFork0_#t~ite37_1|))) (or (and (or (and .cse18 (or (and .cse19 .cse7) .cse20 .cse4) (= |v_P3_#t~ite38_61| v_~a$r_buff0_thd4~0_234)) (and (or (and .cse21 (= |v_P3_#t~ite37_67| v_~a$r_buff0_thd4~0_234)) (and .cse13 .cse5 (= |v_P3_#t~ite37_67| 0))) .cse12 .cse5 (or .cse13 .cse6) (= |v_P3_#t~ite37_67| |v_P3_#t~ite38_61|))) .cse10 (= |v_P3_#t~ite38_61| v_~a$r_buff0_thd4~0_233)) (and (= |v_P3_#t~ite38_61| |v_P3Thread1of1ForFork0_#t~ite38_1|) .cse18 .cse11 (= v_~a$r_buff0_thd4~0_234 v_~a$r_buff0_thd4~0_233)))) (let ((.cse24 (= |v_P3_#t~ite34_47| |v_P3Thread1of1ForFork0_#t~ite34_1|))) (or (and .cse10 (= |v_P3_#t~ite35_41| v_~a$w_buff1_used~0_355) (or (and .cse12 (let ((.cse22 (= |v_P3_#t~ite34_47| 0))) (or (and .cse22 .cse13 .cse5) (and .cse22 .cse21))) .cse5 .cse16 (= |v_P3_#t~ite34_47| |v_P3_#t~ite35_41|)) (and (= |v_P3_#t~ite35_41| v_~a$w_buff1_used~0_356) (or .cse20 .cse4 .cse23) .cse24))) (and (= v_~a$w_buff1_used~0_356 v_~a$w_buff1_used~0_355) (= |v_P3_#t~ite35_41| |v_P3Thread1of1ForFork0_#t~ite35_1|) .cse11 .cse24))) (let ((.cse25 (= |v_P3Thread1of1ForFork0_#t~ite31_1| |v_P3_#t~ite31_49|))) (or (and .cse10 (= |v_P3_#t~ite32_45| v_~a$w_buff0_used~0_489) (or (and .cse12 (or (and (= |v_P3_#t~ite31_49| v_~a$w_buff0_used~0_490) .cse15) (and .cse13 (= |v_P3_#t~ite31_49| 0) .cse14)) .cse16 (= |v_P3_#t~ite32_45| |v_P3_#t~ite31_49|) .cse14) (and (= |v_P3_#t~ite32_45| v_~a$w_buff0_used~0_490) .cse17 .cse25))) (and (= |v_P3_#t~ite32_45| |v_P3Thread1of1ForFork0_#t~ite32_1|) .cse11 (= v_~a$w_buff0_used~0_489 v_~a$w_buff0_used~0_490) .cse25))) (= v_~a~0_186 v_~a$mem_tmp~0_26) (let ((.cse26 (= |v_P3_#t~ite25_55| |v_P3Thread1of1ForFork0_#t~ite25_1|))) (or (and .cse10 (= |v_P3_#t~ite26_47| v_~a$w_buff0~0_111) (or (and (= |v_P3_#t~ite26_47| v_~a$w_buff0~0_112) .cse26 .cse17) (and (let ((.cse27 (= |v_P3_#t~ite25_55| v_~a$w_buff0~0_112))) (or (and .cse15 .cse27) (and .cse13 .cse27 .cse14))) .cse12 (= |v_P3_#t~ite25_55| |v_P3_#t~ite26_47|) .cse16 .cse14))) (and (= v_~a$w_buff0~0_112 v_~a$w_buff0~0_111) .cse26 .cse11 (= |v_P3_#t~ite26_47| |v_P3Thread1of1ForFork0_#t~ite26_1|)))) (or (and (= v_~a~0_184 v_~__unbuffered_p3_EBX~0_16) .cse10) (and .cse11 (= v_~a~0_184 v_~a$mem_tmp~0_26))) (let ((.cse28 (= |v_P3_#t~ite28_47| |v_P3Thread1of1ForFork0_#t~ite28_1|))) (or (and (= |v_P3_#t~ite29_41| |v_P3Thread1of1ForFork0_#t~ite29_1|) (= v_~a$w_buff1~0_121 v_~a$w_buff1~0_120) .cse11 .cse28) (and (or (and (= |v_P3_#t~ite29_41| v_~a$w_buff1~0_121) .cse17 .cse28) (and .cse12 (= |v_P3_#t~ite28_47| |v_P3_#t~ite29_41|) .cse16 (let ((.cse29 (= |v_P3_#t~ite28_47| v_~a$w_buff1~0_121))) (or (and .cse29 .cse15) (and .cse29 .cse13 .cse14))) .cse14)) (= |v_P3_#t~ite29_41| v_~a$w_buff1~0_120) .cse10))) (= |v_P3Thread1of1ForFork0_#t~nondet21_1| v_~weak$$choice0~0_19) (= |v_P3Thread1of1ForFork0_#t~nondet22_1| v_~weak$$choice2~0_86))))) InVars {P3Thread1of1ForFork0_#t~ite41=|v_P3Thread1of1ForFork0_#t~ite41_1|, P3Thread1of1ForFork0_#t~ite40=|v_P3Thread1of1ForFork0_#t~ite40_1|, ~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_179, P3Thread1of1ForFork0_#t~nondet22=|v_P3Thread1of1ForFork0_#t~nondet22_1|, P3Thread1of1ForFork0_#t~nondet21=|v_P3Thread1of1ForFork0_#t~nondet21_1|, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_490, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_234, ~a~0=v_~a~0_186, ~a$w_buff1~0=v_~a$w_buff1~0_121, ~a$w_buff0~0=v_~a$w_buff0~0_112, P3Thread1of1ForFork0_#t~ite29=|v_P3Thread1of1ForFork0_#t~ite29_1|, P3Thread1of1ForFork0_#t~ite28=|v_P3Thread1of1ForFork0_#t~ite28_1|, P3Thread1of1ForFork0_#t~ite38=|v_P3Thread1of1ForFork0_#t~ite38_1|, P3Thread1of1ForFork0_#t~ite37=|v_P3Thread1of1ForFork0_#t~ite37_1|, P3Thread1of1ForFork0_#t~ite26=|v_P3Thread1of1ForFork0_#t~ite26_1|, P3Thread1of1ForFork0_#t~ite25=|v_P3Thread1of1ForFork0_#t~ite25_1|, P3Thread1of1ForFork0_#t~ite35=|v_P3Thread1of1ForFork0_#t~ite35_1|, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_356, P3Thread1of1ForFork0_#t~ite34=|v_P3Thread1of1ForFork0_#t~ite34_1|, P3Thread1of1ForFork0_#t~ite23=|v_P3Thread1of1ForFork0_#t~ite23_1|, P3Thread1of1ForFork0_#t~ite32=|v_P3Thread1of1ForFork0_#t~ite32_1|, P3Thread1of1ForFork0_#t~ite31=|v_P3Thread1of1ForFork0_#t~ite31_1|} OutVars{P3Thread1of1ForFork0_#t~ite30=|v_P3Thread1of1ForFork0_#t~ite30_1|, ~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_178, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_233, ~a~0=v_~a~0_184, ~a$mem_tmp~0=v_~a$mem_tmp~0_26, ~a$w_buff1~0=v_~a$w_buff1~0_120, P3Thread1of1ForFork0_#t~ite39=|v_P3Thread1of1ForFork0_#t~ite39_1|, P3Thread1of1ForFork0_#t~ite38=|v_P3Thread1of1ForFork0_#t~ite38_2|, P3Thread1of1ForFork0_#t~ite37=|v_P3Thread1of1ForFork0_#t~ite37_2|, P3Thread1of1ForFork0_#t~ite36=|v_P3Thread1of1ForFork0_#t~ite36_1|, P3Thread1of1ForFork0_#t~ite35=|v_P3Thread1of1ForFork0_#t~ite35_2|, P3Thread1of1ForFork0_#t~ite34=|v_P3Thread1of1ForFork0_#t~ite34_2|, P3Thread1of1ForFork0_#t~ite33=|v_P3Thread1of1ForFork0_#t~ite33_1|, P3Thread1of1ForFork0_#t~ite32=|v_P3Thread1of1ForFork0_#t~ite32_2|, P3Thread1of1ForFork0_#t~ite31=|v_P3Thread1of1ForFork0_#t~ite31_2|, P3Thread1of1ForFork0_#t~ite42=|v_P3Thread1of1ForFork0_#t~ite42_1|, P3Thread1of1ForFork0_#t~ite41=|v_P3Thread1of1ForFork0_#t~ite41_2|, P3Thread1of1ForFork0_#t~ite43=|v_P3Thread1of1ForFork0_#t~ite43_1|, P3Thread1of1ForFork0_#t~ite40=|v_P3Thread1of1ForFork0_#t~ite40_2|, P3Thread1of1ForFork0_#t~nondet22=|v_P3Thread1of1ForFork0_#t~nondet22_2|, P3Thread1of1ForFork0_#t~nondet21=|v_P3Thread1of1ForFork0_#t~nondet21_2|, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_489, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_16, ~weak$$choice0~0=v_~weak$$choice0~0_19, ~a$flush_delayed~0=v_~a$flush_delayed~0_44, ~a$w_buff0~0=v_~a$w_buff0~0_111, P3Thread1of1ForFork0_#t~ite29=|v_P3Thread1of1ForFork0_#t~ite29_2|, P3Thread1of1ForFork0_#t~ite28=|v_P3Thread1of1ForFork0_#t~ite28_2|, P3Thread1of1ForFork0_#t~ite27=|v_P3Thread1of1ForFork0_#t~ite27_1|, P3Thread1of1ForFork0_#t~ite26=|v_P3Thread1of1ForFork0_#t~ite26_2|, P3Thread1of1ForFork0_#t~ite25=|v_P3Thread1of1ForFork0_#t~ite25_2|, P3Thread1of1ForFork0_#t~ite24=|v_P3Thread1of1ForFork0_#t~ite24_1|, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_355, P3Thread1of1ForFork0_#t~ite23=|v_P3Thread1of1ForFork0_#t~ite23_2|, ~weak$$choice2~0=v_~weak$$choice2~0_86} AuxVars[|v_P3_#t~ite29_41|, |v_P3_#t~ite34_47|, |v_P3_#t~ite41_61|, |v_P3_#t~ite25_55|, |v_P3_#t~ite32_45|, |v_P3_#t~ite28_47|, |v_P3_#t~ite26_47|, |v_P3_#t~ite31_49|, |v_P3_#t~ite38_61|, |v_P3_#t~ite23_57|, |v_P3_#t~ite37_67|, |v_P3_#t~ite35_41|, |v_P3_#t~ite40_69|] AssignedVars[P3Thread1of1ForFork0_#t~ite30, ~a$r_buff1_thd4~0, ~a$r_buff0_thd4~0, ~a~0, ~a$mem_tmp~0, ~a$w_buff1~0, P3Thread1of1ForFork0_#t~ite39, P3Thread1of1ForFork0_#t~ite38, P3Thread1of1ForFork0_#t~ite37, P3Thread1of1ForFork0_#t~ite36, P3Thread1of1ForFork0_#t~ite35, P3Thread1of1ForFork0_#t~ite34, P3Thread1of1ForFork0_#t~ite33, P3Thread1of1ForFork0_#t~ite32, P3Thread1of1ForFork0_#t~ite31, P3Thread1of1ForFork0_#t~ite42, P3Thread1of1ForFork0_#t~ite41, P3Thread1of1ForFork0_#t~ite43, P3Thread1of1ForFork0_#t~ite40, P3Thread1of1ForFork0_#t~nondet22, P3Thread1of1ForFork0_#t~nondet21, ~a$w_buff0_used~0, ~__unbuffered_p3_EBX~0, ~weak$$choice0~0, ~a$flush_delayed~0, ~a$w_buff0~0, P3Thread1of1ForFork0_#t~ite29, P3Thread1of1ForFork0_#t~ite28, P3Thread1of1ForFork0_#t~ite27, P3Thread1of1ForFork0_#t~ite26, P3Thread1of1ForFork0_#t~ite25, P3Thread1of1ForFork0_#t~ite24, ~a$w_buff1_used~0, P3Thread1of1ForFork0_#t~ite23, ~weak$$choice2~0][133], [Black: 215#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 219#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 217#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 185#(= ~__unbuffered_p3_EAX~0 0), 259#(= ~z~0 1), 56#L790true, 300#(and (<= ~__unbuffered_cnt~0 2) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 108#L849true, Black: 161#(= ~__unbuffered_p2_EAX~0 0), 101#L780true, P1Thread1of1ForFork1InUse, P0Thread1of1ForFork3InUse, Black: 265#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), 35#L883true, P2Thread1of1ForFork2InUse, Black: 277#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 271#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P3Thread1of1ForFork0InUse, Black: 269#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 275#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 241#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 126#L823true, Black: 267#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), Black: 273#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)))]) [2021-12-07 01:45:26,863 INFO L384 tUnfolder$Statistics]: this new event has 92 ancestors and is cut-off event [2021-12-07 01:45:26,863 INFO L387 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2021-12-07 01:45:26,863 INFO L387 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2021-12-07 01:45:26,863 INFO L387 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2021-12-07 01:45:26,994 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1141] L833-->L849: Formula: (let ((.cse31 (= (mod v_~a$w_buff1_used~0_356 256) 0)) (.cse8 (= (mod v_~a$r_buff1_thd4~0_179 256) 0)) (.cse19 (= (mod v_~a$r_buff0_thd4~0_234 256) 0))) (let ((.cse13 (not .cse19)) (.cse1 (not .cse8)) (.cse20 (and .cse8 .cse19)) (.cse30 (= (mod v_~a$w_buff0_used~0_490 256) 0)) (.cse23 (and .cse19 .cse31)) (.cse10 (= (mod v_~weak$$choice2~0_86 256) 0)) (.cse4 (= (mod v_~a$w_buff0_used~0_489 256) 0)) (.cse7 (= (mod v_~a$w_buff1_used~0_355 256) 0))) (let ((.cse6 (not .cse7)) (.cse21 (or .cse4 .cse19)) (.cse5 (not .cse4)) (.cse11 (not .cse10)) (.cse17 (or .cse20 .cse30 .cse23)) (.cse12 (or .cse13 .cse1)) (.cse16 (or .cse13 (not .cse31))) (.cse15 (or .cse30 .cse19)) (.cse14 (not .cse30))) (and (let ((.cse9 (= |v_P3_#t~ite40_69| |v_P3Thread1of1ForFork0_#t~ite40_1|))) (or (and (= |v_P3_#t~ite41_61| v_~a$r_buff1_thd4~0_178) (let ((.cse3 (= (mod v_~a$r_buff0_thd4~0_233 256) 0))) (or (let ((.cse0 (not .cse3))) (and (or .cse0 .cse1) (let ((.cse2 (= |v_P3_#t~ite40_69| 0))) (or (and .cse2 (or .cse3 .cse4)) (and .cse2 .cse0 .cse5))) .cse5 (or .cse0 .cse6) (= |v_P3_#t~ite40_69| |v_P3_#t~ite41_61|))) (and (or (and .cse3 .cse7) (and .cse3 .cse8) .cse4) .cse9 (= |v_P3_#t~ite41_61| v_~a$r_buff1_thd4~0_179)))) .cse10) (and .cse9 (= |v_P3_#t~ite41_61| |v_P3Thread1of1ForFork0_#t~ite41_1|) .cse11 (= v_~a$r_buff1_thd4~0_178 v_~a$r_buff1_thd4~0_179)))) (or (and .cse12 (= |v_P3_#t~ite23_57| v_~__unbuffered_p3_EBX~0_16) (or (and .cse13 (= |v_P3_#t~ite23_57| v_~a$w_buff0~0_112) .cse14) (and .cse15 (= |v_P3_#t~ite23_57| v_~a$w_buff1~0_121))) .cse16 .cse14) (and (= v_~a~0_186 v_~__unbuffered_p3_EBX~0_16) .cse17 (= |v_P3_#t~ite23_57| |v_P3Thread1of1ForFork0_#t~ite23_1|))) (= v_~a$flush_delayed~0_44 0) (let ((.cse18 (= |v_P3_#t~ite37_67| |v_P3Thread1of1ForFork0_#t~ite37_1|))) (or (and (or (and .cse18 (or (and .cse19 .cse7) .cse20 .cse4) (= |v_P3_#t~ite38_61| v_~a$r_buff0_thd4~0_234)) (and (or (and .cse21 (= |v_P3_#t~ite37_67| v_~a$r_buff0_thd4~0_234)) (and .cse13 .cse5 (= |v_P3_#t~ite37_67| 0))) .cse12 .cse5 (or .cse13 .cse6) (= |v_P3_#t~ite37_67| |v_P3_#t~ite38_61|))) .cse10 (= |v_P3_#t~ite38_61| v_~a$r_buff0_thd4~0_233)) (and (= |v_P3_#t~ite38_61| |v_P3Thread1of1ForFork0_#t~ite38_1|) .cse18 .cse11 (= v_~a$r_buff0_thd4~0_234 v_~a$r_buff0_thd4~0_233)))) (let ((.cse24 (= |v_P3_#t~ite34_47| |v_P3Thread1of1ForFork0_#t~ite34_1|))) (or (and .cse10 (= |v_P3_#t~ite35_41| v_~a$w_buff1_used~0_355) (or (and .cse12 (let ((.cse22 (= |v_P3_#t~ite34_47| 0))) (or (and .cse22 .cse13 .cse5) (and .cse22 .cse21))) .cse5 .cse16 (= |v_P3_#t~ite34_47| |v_P3_#t~ite35_41|)) (and (= |v_P3_#t~ite35_41| v_~a$w_buff1_used~0_356) (or .cse20 .cse4 .cse23) .cse24))) (and (= v_~a$w_buff1_used~0_356 v_~a$w_buff1_used~0_355) (= |v_P3_#t~ite35_41| |v_P3Thread1of1ForFork0_#t~ite35_1|) .cse11 .cse24))) (let ((.cse25 (= |v_P3Thread1of1ForFork0_#t~ite31_1| |v_P3_#t~ite31_49|))) (or (and .cse10 (= |v_P3_#t~ite32_45| v_~a$w_buff0_used~0_489) (or (and .cse12 (or (and (= |v_P3_#t~ite31_49| v_~a$w_buff0_used~0_490) .cse15) (and .cse13 (= |v_P3_#t~ite31_49| 0) .cse14)) .cse16 (= |v_P3_#t~ite32_45| |v_P3_#t~ite31_49|) .cse14) (and (= |v_P3_#t~ite32_45| v_~a$w_buff0_used~0_490) .cse17 .cse25))) (and (= |v_P3_#t~ite32_45| |v_P3Thread1of1ForFork0_#t~ite32_1|) .cse11 (= v_~a$w_buff0_used~0_489 v_~a$w_buff0_used~0_490) .cse25))) (= v_~a~0_186 v_~a$mem_tmp~0_26) (let ((.cse26 (= |v_P3_#t~ite25_55| |v_P3Thread1of1ForFork0_#t~ite25_1|))) (or (and .cse10 (= |v_P3_#t~ite26_47| v_~a$w_buff0~0_111) (or (and (= |v_P3_#t~ite26_47| v_~a$w_buff0~0_112) .cse26 .cse17) (and (let ((.cse27 (= |v_P3_#t~ite25_55| v_~a$w_buff0~0_112))) (or (and .cse15 .cse27) (and .cse13 .cse27 .cse14))) .cse12 (= |v_P3_#t~ite25_55| |v_P3_#t~ite26_47|) .cse16 .cse14))) (and (= v_~a$w_buff0~0_112 v_~a$w_buff0~0_111) .cse26 .cse11 (= |v_P3_#t~ite26_47| |v_P3Thread1of1ForFork0_#t~ite26_1|)))) (or (and (= v_~a~0_184 v_~__unbuffered_p3_EBX~0_16) .cse10) (and .cse11 (= v_~a~0_184 v_~a$mem_tmp~0_26))) (let ((.cse28 (= |v_P3_#t~ite28_47| |v_P3Thread1of1ForFork0_#t~ite28_1|))) (or (and (= |v_P3_#t~ite29_41| |v_P3Thread1of1ForFork0_#t~ite29_1|) (= v_~a$w_buff1~0_121 v_~a$w_buff1~0_120) .cse11 .cse28) (and (or (and (= |v_P3_#t~ite29_41| v_~a$w_buff1~0_121) .cse17 .cse28) (and .cse12 (= |v_P3_#t~ite28_47| |v_P3_#t~ite29_41|) .cse16 (let ((.cse29 (= |v_P3_#t~ite28_47| v_~a$w_buff1~0_121))) (or (and .cse29 .cse15) (and .cse29 .cse13 .cse14))) .cse14)) (= |v_P3_#t~ite29_41| v_~a$w_buff1~0_120) .cse10))) (= |v_P3Thread1of1ForFork0_#t~nondet21_1| v_~weak$$choice0~0_19) (= |v_P3Thread1of1ForFork0_#t~nondet22_1| v_~weak$$choice2~0_86))))) InVars {P3Thread1of1ForFork0_#t~ite41=|v_P3Thread1of1ForFork0_#t~ite41_1|, P3Thread1of1ForFork0_#t~ite40=|v_P3Thread1of1ForFork0_#t~ite40_1|, ~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_179, P3Thread1of1ForFork0_#t~nondet22=|v_P3Thread1of1ForFork0_#t~nondet22_1|, P3Thread1of1ForFork0_#t~nondet21=|v_P3Thread1of1ForFork0_#t~nondet21_1|, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_490, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_234, ~a~0=v_~a~0_186, ~a$w_buff1~0=v_~a$w_buff1~0_121, ~a$w_buff0~0=v_~a$w_buff0~0_112, P3Thread1of1ForFork0_#t~ite29=|v_P3Thread1of1ForFork0_#t~ite29_1|, P3Thread1of1ForFork0_#t~ite28=|v_P3Thread1of1ForFork0_#t~ite28_1|, P3Thread1of1ForFork0_#t~ite38=|v_P3Thread1of1ForFork0_#t~ite38_1|, P3Thread1of1ForFork0_#t~ite37=|v_P3Thread1of1ForFork0_#t~ite37_1|, P3Thread1of1ForFork0_#t~ite26=|v_P3Thread1of1ForFork0_#t~ite26_1|, P3Thread1of1ForFork0_#t~ite25=|v_P3Thread1of1ForFork0_#t~ite25_1|, P3Thread1of1ForFork0_#t~ite35=|v_P3Thread1of1ForFork0_#t~ite35_1|, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_356, P3Thread1of1ForFork0_#t~ite34=|v_P3Thread1of1ForFork0_#t~ite34_1|, P3Thread1of1ForFork0_#t~ite23=|v_P3Thread1of1ForFork0_#t~ite23_1|, P3Thread1of1ForFork0_#t~ite32=|v_P3Thread1of1ForFork0_#t~ite32_1|, P3Thread1of1ForFork0_#t~ite31=|v_P3Thread1of1ForFork0_#t~ite31_1|} OutVars{P3Thread1of1ForFork0_#t~ite30=|v_P3Thread1of1ForFork0_#t~ite30_1|, ~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_178, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_233, ~a~0=v_~a~0_184, ~a$mem_tmp~0=v_~a$mem_tmp~0_26, ~a$w_buff1~0=v_~a$w_buff1~0_120, P3Thread1of1ForFork0_#t~ite39=|v_P3Thread1of1ForFork0_#t~ite39_1|, P3Thread1of1ForFork0_#t~ite38=|v_P3Thread1of1ForFork0_#t~ite38_2|, P3Thread1of1ForFork0_#t~ite37=|v_P3Thread1of1ForFork0_#t~ite37_2|, P3Thread1of1ForFork0_#t~ite36=|v_P3Thread1of1ForFork0_#t~ite36_1|, P3Thread1of1ForFork0_#t~ite35=|v_P3Thread1of1ForFork0_#t~ite35_2|, P3Thread1of1ForFork0_#t~ite34=|v_P3Thread1of1ForFork0_#t~ite34_2|, P3Thread1of1ForFork0_#t~ite33=|v_P3Thread1of1ForFork0_#t~ite33_1|, P3Thread1of1ForFork0_#t~ite32=|v_P3Thread1of1ForFork0_#t~ite32_2|, P3Thread1of1ForFork0_#t~ite31=|v_P3Thread1of1ForFork0_#t~ite31_2|, P3Thread1of1ForFork0_#t~ite42=|v_P3Thread1of1ForFork0_#t~ite42_1|, P3Thread1of1ForFork0_#t~ite41=|v_P3Thread1of1ForFork0_#t~ite41_2|, P3Thread1of1ForFork0_#t~ite43=|v_P3Thread1of1ForFork0_#t~ite43_1|, P3Thread1of1ForFork0_#t~ite40=|v_P3Thread1of1ForFork0_#t~ite40_2|, P3Thread1of1ForFork0_#t~nondet22=|v_P3Thread1of1ForFork0_#t~nondet22_2|, P3Thread1of1ForFork0_#t~nondet21=|v_P3Thread1of1ForFork0_#t~nondet21_2|, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_489, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_16, ~weak$$choice0~0=v_~weak$$choice0~0_19, ~a$flush_delayed~0=v_~a$flush_delayed~0_44, ~a$w_buff0~0=v_~a$w_buff0~0_111, P3Thread1of1ForFork0_#t~ite29=|v_P3Thread1of1ForFork0_#t~ite29_2|, P3Thread1of1ForFork0_#t~ite28=|v_P3Thread1of1ForFork0_#t~ite28_2|, P3Thread1of1ForFork0_#t~ite27=|v_P3Thread1of1ForFork0_#t~ite27_1|, P3Thread1of1ForFork0_#t~ite26=|v_P3Thread1of1ForFork0_#t~ite26_2|, P3Thread1of1ForFork0_#t~ite25=|v_P3Thread1of1ForFork0_#t~ite25_2|, P3Thread1of1ForFork0_#t~ite24=|v_P3Thread1of1ForFork0_#t~ite24_1|, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_355, P3Thread1of1ForFork0_#t~ite23=|v_P3Thread1of1ForFork0_#t~ite23_2|, ~weak$$choice2~0=v_~weak$$choice2~0_86} AuxVars[|v_P3_#t~ite29_41|, |v_P3_#t~ite34_47|, |v_P3_#t~ite41_61|, |v_P3_#t~ite25_55|, |v_P3_#t~ite32_45|, |v_P3_#t~ite28_47|, |v_P3_#t~ite26_47|, |v_P3_#t~ite31_49|, |v_P3_#t~ite38_61|, |v_P3_#t~ite23_57|, |v_P3_#t~ite37_67|, |v_P3_#t~ite35_41|, |v_P3_#t~ite40_69|] AssignedVars[P3Thread1of1ForFork0_#t~ite30, ~a$r_buff1_thd4~0, ~a$r_buff0_thd4~0, ~a~0, ~a$mem_tmp~0, ~a$w_buff1~0, P3Thread1of1ForFork0_#t~ite39, P3Thread1of1ForFork0_#t~ite38, P3Thread1of1ForFork0_#t~ite37, P3Thread1of1ForFork0_#t~ite36, P3Thread1of1ForFork0_#t~ite35, P3Thread1of1ForFork0_#t~ite34, P3Thread1of1ForFork0_#t~ite33, P3Thread1of1ForFork0_#t~ite32, P3Thread1of1ForFork0_#t~ite31, P3Thread1of1ForFork0_#t~ite42, P3Thread1of1ForFork0_#t~ite41, P3Thread1of1ForFork0_#t~ite43, P3Thread1of1ForFork0_#t~ite40, P3Thread1of1ForFork0_#t~nondet22, P3Thread1of1ForFork0_#t~nondet21, ~a$w_buff0_used~0, ~__unbuffered_p3_EBX~0, ~weak$$choice0~0, ~a$flush_delayed~0, ~a$w_buff0~0, P3Thread1of1ForFork0_#t~ite29, P3Thread1of1ForFork0_#t~ite28, P3Thread1of1ForFork0_#t~ite27, P3Thread1of1ForFork0_#t~ite26, P3Thread1of1ForFork0_#t~ite25, P3Thread1of1ForFork0_#t~ite24, ~a$w_buff1_used~0, P3Thread1of1ForFork0_#t~ite23, ~weak$$choice2~0][144], [72#L884-1true, Black: 215#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 219#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 217#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 302#(and (<= ~__unbuffered_cnt~0 2) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 185#(= ~__unbuffered_p3_EAX~0 0), 56#L790true, 259#(= ~z~0 1), 108#L849true, Black: 161#(= ~__unbuffered_p2_EAX~0 0), 101#L780true, P1Thread1of1ForFork1InUse, P0Thread1of1ForFork3InUse, Black: 265#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), P2Thread1of1ForFork2InUse, Black: 277#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 271#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P3Thread1of1ForFork0InUse, Black: 269#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 275#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 267#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), Black: 241#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 126#L823true, Black: 273#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)))]) [2021-12-07 01:45:26,994 INFO L384 tUnfolder$Statistics]: this new event has 94 ancestors and is cut-off event [2021-12-07 01:45:26,994 INFO L387 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2021-12-07 01:45:26,994 INFO L387 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2021-12-07 01:45:26,994 INFO L387 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2021-12-07 01:45:27,057 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1141] L833-->L849: Formula: (let ((.cse31 (= (mod v_~a$w_buff1_used~0_356 256) 0)) (.cse8 (= (mod v_~a$r_buff1_thd4~0_179 256) 0)) (.cse19 (= (mod v_~a$r_buff0_thd4~0_234 256) 0))) (let ((.cse13 (not .cse19)) (.cse1 (not .cse8)) (.cse20 (and .cse8 .cse19)) (.cse30 (= (mod v_~a$w_buff0_used~0_490 256) 0)) (.cse23 (and .cse19 .cse31)) (.cse10 (= (mod v_~weak$$choice2~0_86 256) 0)) (.cse4 (= (mod v_~a$w_buff0_used~0_489 256) 0)) (.cse7 (= (mod v_~a$w_buff1_used~0_355 256) 0))) (let ((.cse6 (not .cse7)) (.cse21 (or .cse4 .cse19)) (.cse5 (not .cse4)) (.cse11 (not .cse10)) (.cse17 (or .cse20 .cse30 .cse23)) (.cse12 (or .cse13 .cse1)) (.cse16 (or .cse13 (not .cse31))) (.cse15 (or .cse30 .cse19)) (.cse14 (not .cse30))) (and (let ((.cse9 (= |v_P3_#t~ite40_69| |v_P3Thread1of1ForFork0_#t~ite40_1|))) (or (and (= |v_P3_#t~ite41_61| v_~a$r_buff1_thd4~0_178) (let ((.cse3 (= (mod v_~a$r_buff0_thd4~0_233 256) 0))) (or (let ((.cse0 (not .cse3))) (and (or .cse0 .cse1) (let ((.cse2 (= |v_P3_#t~ite40_69| 0))) (or (and .cse2 (or .cse3 .cse4)) (and .cse2 .cse0 .cse5))) .cse5 (or .cse0 .cse6) (= |v_P3_#t~ite40_69| |v_P3_#t~ite41_61|))) (and (or (and .cse3 .cse7) (and .cse3 .cse8) .cse4) .cse9 (= |v_P3_#t~ite41_61| v_~a$r_buff1_thd4~0_179)))) .cse10) (and .cse9 (= |v_P3_#t~ite41_61| |v_P3Thread1of1ForFork0_#t~ite41_1|) .cse11 (= v_~a$r_buff1_thd4~0_178 v_~a$r_buff1_thd4~0_179)))) (or (and .cse12 (= |v_P3_#t~ite23_57| v_~__unbuffered_p3_EBX~0_16) (or (and .cse13 (= |v_P3_#t~ite23_57| v_~a$w_buff0~0_112) .cse14) (and .cse15 (= |v_P3_#t~ite23_57| v_~a$w_buff1~0_121))) .cse16 .cse14) (and (= v_~a~0_186 v_~__unbuffered_p3_EBX~0_16) .cse17 (= |v_P3_#t~ite23_57| |v_P3Thread1of1ForFork0_#t~ite23_1|))) (= v_~a$flush_delayed~0_44 0) (let ((.cse18 (= |v_P3_#t~ite37_67| |v_P3Thread1of1ForFork0_#t~ite37_1|))) (or (and (or (and .cse18 (or (and .cse19 .cse7) .cse20 .cse4) (= |v_P3_#t~ite38_61| v_~a$r_buff0_thd4~0_234)) (and (or (and .cse21 (= |v_P3_#t~ite37_67| v_~a$r_buff0_thd4~0_234)) (and .cse13 .cse5 (= |v_P3_#t~ite37_67| 0))) .cse12 .cse5 (or .cse13 .cse6) (= |v_P3_#t~ite37_67| |v_P3_#t~ite38_61|))) .cse10 (= |v_P3_#t~ite38_61| v_~a$r_buff0_thd4~0_233)) (and (= |v_P3_#t~ite38_61| |v_P3Thread1of1ForFork0_#t~ite38_1|) .cse18 .cse11 (= v_~a$r_buff0_thd4~0_234 v_~a$r_buff0_thd4~0_233)))) (let ((.cse24 (= |v_P3_#t~ite34_47| |v_P3Thread1of1ForFork0_#t~ite34_1|))) (or (and .cse10 (= |v_P3_#t~ite35_41| v_~a$w_buff1_used~0_355) (or (and .cse12 (let ((.cse22 (= |v_P3_#t~ite34_47| 0))) (or (and .cse22 .cse13 .cse5) (and .cse22 .cse21))) .cse5 .cse16 (= |v_P3_#t~ite34_47| |v_P3_#t~ite35_41|)) (and (= |v_P3_#t~ite35_41| v_~a$w_buff1_used~0_356) (or .cse20 .cse4 .cse23) .cse24))) (and (= v_~a$w_buff1_used~0_356 v_~a$w_buff1_used~0_355) (= |v_P3_#t~ite35_41| |v_P3Thread1of1ForFork0_#t~ite35_1|) .cse11 .cse24))) (let ((.cse25 (= |v_P3Thread1of1ForFork0_#t~ite31_1| |v_P3_#t~ite31_49|))) (or (and .cse10 (= |v_P3_#t~ite32_45| v_~a$w_buff0_used~0_489) (or (and .cse12 (or (and (= |v_P3_#t~ite31_49| v_~a$w_buff0_used~0_490) .cse15) (and .cse13 (= |v_P3_#t~ite31_49| 0) .cse14)) .cse16 (= |v_P3_#t~ite32_45| |v_P3_#t~ite31_49|) .cse14) (and (= |v_P3_#t~ite32_45| v_~a$w_buff0_used~0_490) .cse17 .cse25))) (and (= |v_P3_#t~ite32_45| |v_P3Thread1of1ForFork0_#t~ite32_1|) .cse11 (= v_~a$w_buff0_used~0_489 v_~a$w_buff0_used~0_490) .cse25))) (= v_~a~0_186 v_~a$mem_tmp~0_26) (let ((.cse26 (= |v_P3_#t~ite25_55| |v_P3Thread1of1ForFork0_#t~ite25_1|))) (or (and .cse10 (= |v_P3_#t~ite26_47| v_~a$w_buff0~0_111) (or (and (= |v_P3_#t~ite26_47| v_~a$w_buff0~0_112) .cse26 .cse17) (and (let ((.cse27 (= |v_P3_#t~ite25_55| v_~a$w_buff0~0_112))) (or (and .cse15 .cse27) (and .cse13 .cse27 .cse14))) .cse12 (= |v_P3_#t~ite25_55| |v_P3_#t~ite26_47|) .cse16 .cse14))) (and (= v_~a$w_buff0~0_112 v_~a$w_buff0~0_111) .cse26 .cse11 (= |v_P3_#t~ite26_47| |v_P3Thread1of1ForFork0_#t~ite26_1|)))) (or (and (= v_~a~0_184 v_~__unbuffered_p3_EBX~0_16) .cse10) (and .cse11 (= v_~a~0_184 v_~a$mem_tmp~0_26))) (let ((.cse28 (= |v_P3_#t~ite28_47| |v_P3Thread1of1ForFork0_#t~ite28_1|))) (or (and (= |v_P3_#t~ite29_41| |v_P3Thread1of1ForFork0_#t~ite29_1|) (= v_~a$w_buff1~0_121 v_~a$w_buff1~0_120) .cse11 .cse28) (and (or (and (= |v_P3_#t~ite29_41| v_~a$w_buff1~0_121) .cse17 .cse28) (and .cse12 (= |v_P3_#t~ite28_47| |v_P3_#t~ite29_41|) .cse16 (let ((.cse29 (= |v_P3_#t~ite28_47| v_~a$w_buff1~0_121))) (or (and .cse29 .cse15) (and .cse29 .cse13 .cse14))) .cse14)) (= |v_P3_#t~ite29_41| v_~a$w_buff1~0_120) .cse10))) (= |v_P3Thread1of1ForFork0_#t~nondet21_1| v_~weak$$choice0~0_19) (= |v_P3Thread1of1ForFork0_#t~nondet22_1| v_~weak$$choice2~0_86))))) InVars {P3Thread1of1ForFork0_#t~ite41=|v_P3Thread1of1ForFork0_#t~ite41_1|, P3Thread1of1ForFork0_#t~ite40=|v_P3Thread1of1ForFork0_#t~ite40_1|, ~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_179, P3Thread1of1ForFork0_#t~nondet22=|v_P3Thread1of1ForFork0_#t~nondet22_1|, P3Thread1of1ForFork0_#t~nondet21=|v_P3Thread1of1ForFork0_#t~nondet21_1|, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_490, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_234, ~a~0=v_~a~0_186, ~a$w_buff1~0=v_~a$w_buff1~0_121, ~a$w_buff0~0=v_~a$w_buff0~0_112, P3Thread1of1ForFork0_#t~ite29=|v_P3Thread1of1ForFork0_#t~ite29_1|, P3Thread1of1ForFork0_#t~ite28=|v_P3Thread1of1ForFork0_#t~ite28_1|, P3Thread1of1ForFork0_#t~ite38=|v_P3Thread1of1ForFork0_#t~ite38_1|, P3Thread1of1ForFork0_#t~ite37=|v_P3Thread1of1ForFork0_#t~ite37_1|, P3Thread1of1ForFork0_#t~ite26=|v_P3Thread1of1ForFork0_#t~ite26_1|, P3Thread1of1ForFork0_#t~ite25=|v_P3Thread1of1ForFork0_#t~ite25_1|, P3Thread1of1ForFork0_#t~ite35=|v_P3Thread1of1ForFork0_#t~ite35_1|, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_356, P3Thread1of1ForFork0_#t~ite34=|v_P3Thread1of1ForFork0_#t~ite34_1|, P3Thread1of1ForFork0_#t~ite23=|v_P3Thread1of1ForFork0_#t~ite23_1|, P3Thread1of1ForFork0_#t~ite32=|v_P3Thread1of1ForFork0_#t~ite32_1|, P3Thread1of1ForFork0_#t~ite31=|v_P3Thread1of1ForFork0_#t~ite31_1|} OutVars{P3Thread1of1ForFork0_#t~ite30=|v_P3Thread1of1ForFork0_#t~ite30_1|, ~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_178, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_233, ~a~0=v_~a~0_184, ~a$mem_tmp~0=v_~a$mem_tmp~0_26, ~a$w_buff1~0=v_~a$w_buff1~0_120, P3Thread1of1ForFork0_#t~ite39=|v_P3Thread1of1ForFork0_#t~ite39_1|, P3Thread1of1ForFork0_#t~ite38=|v_P3Thread1of1ForFork0_#t~ite38_2|, P3Thread1of1ForFork0_#t~ite37=|v_P3Thread1of1ForFork0_#t~ite37_2|, P3Thread1of1ForFork0_#t~ite36=|v_P3Thread1of1ForFork0_#t~ite36_1|, P3Thread1of1ForFork0_#t~ite35=|v_P3Thread1of1ForFork0_#t~ite35_2|, P3Thread1of1ForFork0_#t~ite34=|v_P3Thread1of1ForFork0_#t~ite34_2|, P3Thread1of1ForFork0_#t~ite33=|v_P3Thread1of1ForFork0_#t~ite33_1|, P3Thread1of1ForFork0_#t~ite32=|v_P3Thread1of1ForFork0_#t~ite32_2|, P3Thread1of1ForFork0_#t~ite31=|v_P3Thread1of1ForFork0_#t~ite31_2|, P3Thread1of1ForFork0_#t~ite42=|v_P3Thread1of1ForFork0_#t~ite42_1|, P3Thread1of1ForFork0_#t~ite41=|v_P3Thread1of1ForFork0_#t~ite41_2|, P3Thread1of1ForFork0_#t~ite43=|v_P3Thread1of1ForFork0_#t~ite43_1|, P3Thread1of1ForFork0_#t~ite40=|v_P3Thread1of1ForFork0_#t~ite40_2|, P3Thread1of1ForFork0_#t~nondet22=|v_P3Thread1of1ForFork0_#t~nondet22_2|, P3Thread1of1ForFork0_#t~nondet21=|v_P3Thread1of1ForFork0_#t~nondet21_2|, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_489, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_16, ~weak$$choice0~0=v_~weak$$choice0~0_19, ~a$flush_delayed~0=v_~a$flush_delayed~0_44, ~a$w_buff0~0=v_~a$w_buff0~0_111, P3Thread1of1ForFork0_#t~ite29=|v_P3Thread1of1ForFork0_#t~ite29_2|, P3Thread1of1ForFork0_#t~ite28=|v_P3Thread1of1ForFork0_#t~ite28_2|, P3Thread1of1ForFork0_#t~ite27=|v_P3Thread1of1ForFork0_#t~ite27_1|, P3Thread1of1ForFork0_#t~ite26=|v_P3Thread1of1ForFork0_#t~ite26_2|, P3Thread1of1ForFork0_#t~ite25=|v_P3Thread1of1ForFork0_#t~ite25_2|, P3Thread1of1ForFork0_#t~ite24=|v_P3Thread1of1ForFork0_#t~ite24_1|, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_355, P3Thread1of1ForFork0_#t~ite23=|v_P3Thread1of1ForFork0_#t~ite23_2|, ~weak$$choice2~0=v_~weak$$choice2~0_86} AuxVars[|v_P3_#t~ite29_41|, |v_P3_#t~ite34_47|, |v_P3_#t~ite41_61|, |v_P3_#t~ite25_55|, |v_P3_#t~ite32_45|, |v_P3_#t~ite28_47|, |v_P3_#t~ite26_47|, |v_P3_#t~ite31_49|, |v_P3_#t~ite38_61|, |v_P3_#t~ite23_57|, |v_P3_#t~ite37_67|, |v_P3_#t~ite35_41|, |v_P3_#t~ite40_69|] AssignedVars[P3Thread1of1ForFork0_#t~ite30, ~a$r_buff1_thd4~0, ~a$r_buff0_thd4~0, ~a~0, ~a$mem_tmp~0, ~a$w_buff1~0, P3Thread1of1ForFork0_#t~ite39, P3Thread1of1ForFork0_#t~ite38, P3Thread1of1ForFork0_#t~ite37, P3Thread1of1ForFork0_#t~ite36, P3Thread1of1ForFork0_#t~ite35, P3Thread1of1ForFork0_#t~ite34, P3Thread1of1ForFork0_#t~ite33, P3Thread1of1ForFork0_#t~ite32, P3Thread1of1ForFork0_#t~ite31, P3Thread1of1ForFork0_#t~ite42, P3Thread1of1ForFork0_#t~ite41, P3Thread1of1ForFork0_#t~ite43, P3Thread1of1ForFork0_#t~ite40, P3Thread1of1ForFork0_#t~nondet22, P3Thread1of1ForFork0_#t~nondet21, ~a$w_buff0_used~0, ~__unbuffered_p3_EBX~0, ~weak$$choice0~0, ~a$flush_delayed~0, ~a$w_buff0~0, P3Thread1of1ForFork0_#t~ite29, P3Thread1of1ForFork0_#t~ite28, P3Thread1of1ForFork0_#t~ite27, P3Thread1of1ForFork0_#t~ite26, P3Thread1of1ForFork0_#t~ite25, P3Thread1of1ForFork0_#t~ite24, ~a$w_buff1_used~0, P3Thread1of1ForFork0_#t~ite23, ~weak$$choice2~0][144], [Black: 215#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 219#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 217#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 302#(and (<= ~__unbuffered_cnt~0 2) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 73#L2true, Black: 185#(= ~__unbuffered_p3_EAX~0 0), 56#L790true, 259#(= ~z~0 1), 108#L849true, Black: 161#(= ~__unbuffered_p2_EAX~0 0), 101#L780true, P1Thread1of1ForFork1InUse, P0Thread1of1ForFork3InUse, Black: 265#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), P2Thread1of1ForFork2InUse, Black: 277#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 271#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P3Thread1of1ForFork0InUse, Black: 269#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 275#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 267#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), Black: 241#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 126#L823true, Black: 273#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)))]) [2021-12-07 01:45:27,058 INFO L384 tUnfolder$Statistics]: this new event has 95 ancestors and is cut-off event [2021-12-07 01:45:27,058 INFO L387 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2021-12-07 01:45:27,058 INFO L387 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2021-12-07 01:45:27,058 INFO L387 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2021-12-07 01:45:27,111 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1141] L833-->L849: Formula: (let ((.cse31 (= (mod v_~a$w_buff1_used~0_356 256) 0)) (.cse8 (= (mod v_~a$r_buff1_thd4~0_179 256) 0)) (.cse19 (= (mod v_~a$r_buff0_thd4~0_234 256) 0))) (let ((.cse13 (not .cse19)) (.cse1 (not .cse8)) (.cse20 (and .cse8 .cse19)) (.cse30 (= (mod v_~a$w_buff0_used~0_490 256) 0)) (.cse23 (and .cse19 .cse31)) (.cse10 (= (mod v_~weak$$choice2~0_86 256) 0)) (.cse4 (= (mod v_~a$w_buff0_used~0_489 256) 0)) (.cse7 (= (mod v_~a$w_buff1_used~0_355 256) 0))) (let ((.cse6 (not .cse7)) (.cse21 (or .cse4 .cse19)) (.cse5 (not .cse4)) (.cse11 (not .cse10)) (.cse17 (or .cse20 .cse30 .cse23)) (.cse12 (or .cse13 .cse1)) (.cse16 (or .cse13 (not .cse31))) (.cse15 (or .cse30 .cse19)) (.cse14 (not .cse30))) (and (let ((.cse9 (= |v_P3_#t~ite40_69| |v_P3Thread1of1ForFork0_#t~ite40_1|))) (or (and (= |v_P3_#t~ite41_61| v_~a$r_buff1_thd4~0_178) (let ((.cse3 (= (mod v_~a$r_buff0_thd4~0_233 256) 0))) (or (let ((.cse0 (not .cse3))) (and (or .cse0 .cse1) (let ((.cse2 (= |v_P3_#t~ite40_69| 0))) (or (and .cse2 (or .cse3 .cse4)) (and .cse2 .cse0 .cse5))) .cse5 (or .cse0 .cse6) (= |v_P3_#t~ite40_69| |v_P3_#t~ite41_61|))) (and (or (and .cse3 .cse7) (and .cse3 .cse8) .cse4) .cse9 (= |v_P3_#t~ite41_61| v_~a$r_buff1_thd4~0_179)))) .cse10) (and .cse9 (= |v_P3_#t~ite41_61| |v_P3Thread1of1ForFork0_#t~ite41_1|) .cse11 (= v_~a$r_buff1_thd4~0_178 v_~a$r_buff1_thd4~0_179)))) (or (and .cse12 (= |v_P3_#t~ite23_57| v_~__unbuffered_p3_EBX~0_16) (or (and .cse13 (= |v_P3_#t~ite23_57| v_~a$w_buff0~0_112) .cse14) (and .cse15 (= |v_P3_#t~ite23_57| v_~a$w_buff1~0_121))) .cse16 .cse14) (and (= v_~a~0_186 v_~__unbuffered_p3_EBX~0_16) .cse17 (= |v_P3_#t~ite23_57| |v_P3Thread1of1ForFork0_#t~ite23_1|))) (= v_~a$flush_delayed~0_44 0) (let ((.cse18 (= |v_P3_#t~ite37_67| |v_P3Thread1of1ForFork0_#t~ite37_1|))) (or (and (or (and .cse18 (or (and .cse19 .cse7) .cse20 .cse4) (= |v_P3_#t~ite38_61| v_~a$r_buff0_thd4~0_234)) (and (or (and .cse21 (= |v_P3_#t~ite37_67| v_~a$r_buff0_thd4~0_234)) (and .cse13 .cse5 (= |v_P3_#t~ite37_67| 0))) .cse12 .cse5 (or .cse13 .cse6) (= |v_P3_#t~ite37_67| |v_P3_#t~ite38_61|))) .cse10 (= |v_P3_#t~ite38_61| v_~a$r_buff0_thd4~0_233)) (and (= |v_P3_#t~ite38_61| |v_P3Thread1of1ForFork0_#t~ite38_1|) .cse18 .cse11 (= v_~a$r_buff0_thd4~0_234 v_~a$r_buff0_thd4~0_233)))) (let ((.cse24 (= |v_P3_#t~ite34_47| |v_P3Thread1of1ForFork0_#t~ite34_1|))) (or (and .cse10 (= |v_P3_#t~ite35_41| v_~a$w_buff1_used~0_355) (or (and .cse12 (let ((.cse22 (= |v_P3_#t~ite34_47| 0))) (or (and .cse22 .cse13 .cse5) (and .cse22 .cse21))) .cse5 .cse16 (= |v_P3_#t~ite34_47| |v_P3_#t~ite35_41|)) (and (= |v_P3_#t~ite35_41| v_~a$w_buff1_used~0_356) (or .cse20 .cse4 .cse23) .cse24))) (and (= v_~a$w_buff1_used~0_356 v_~a$w_buff1_used~0_355) (= |v_P3_#t~ite35_41| |v_P3Thread1of1ForFork0_#t~ite35_1|) .cse11 .cse24))) (let ((.cse25 (= |v_P3Thread1of1ForFork0_#t~ite31_1| |v_P3_#t~ite31_49|))) (or (and .cse10 (= |v_P3_#t~ite32_45| v_~a$w_buff0_used~0_489) (or (and .cse12 (or (and (= |v_P3_#t~ite31_49| v_~a$w_buff0_used~0_490) .cse15) (and .cse13 (= |v_P3_#t~ite31_49| 0) .cse14)) .cse16 (= |v_P3_#t~ite32_45| |v_P3_#t~ite31_49|) .cse14) (and (= |v_P3_#t~ite32_45| v_~a$w_buff0_used~0_490) .cse17 .cse25))) (and (= |v_P3_#t~ite32_45| |v_P3Thread1of1ForFork0_#t~ite32_1|) .cse11 (= v_~a$w_buff0_used~0_489 v_~a$w_buff0_used~0_490) .cse25))) (= v_~a~0_186 v_~a$mem_tmp~0_26) (let ((.cse26 (= |v_P3_#t~ite25_55| |v_P3Thread1of1ForFork0_#t~ite25_1|))) (or (and .cse10 (= |v_P3_#t~ite26_47| v_~a$w_buff0~0_111) (or (and (= |v_P3_#t~ite26_47| v_~a$w_buff0~0_112) .cse26 .cse17) (and (let ((.cse27 (= |v_P3_#t~ite25_55| v_~a$w_buff0~0_112))) (or (and .cse15 .cse27) (and .cse13 .cse27 .cse14))) .cse12 (= |v_P3_#t~ite25_55| |v_P3_#t~ite26_47|) .cse16 .cse14))) (and (= v_~a$w_buff0~0_112 v_~a$w_buff0~0_111) .cse26 .cse11 (= |v_P3_#t~ite26_47| |v_P3Thread1of1ForFork0_#t~ite26_1|)))) (or (and (= v_~a~0_184 v_~__unbuffered_p3_EBX~0_16) .cse10) (and .cse11 (= v_~a~0_184 v_~a$mem_tmp~0_26))) (let ((.cse28 (= |v_P3_#t~ite28_47| |v_P3Thread1of1ForFork0_#t~ite28_1|))) (or (and (= |v_P3_#t~ite29_41| |v_P3Thread1of1ForFork0_#t~ite29_1|) (= v_~a$w_buff1~0_121 v_~a$w_buff1~0_120) .cse11 .cse28) (and (or (and (= |v_P3_#t~ite29_41| v_~a$w_buff1~0_121) .cse17 .cse28) (and .cse12 (= |v_P3_#t~ite28_47| |v_P3_#t~ite29_41|) .cse16 (let ((.cse29 (= |v_P3_#t~ite28_47| v_~a$w_buff1~0_121))) (or (and .cse29 .cse15) (and .cse29 .cse13 .cse14))) .cse14)) (= |v_P3_#t~ite29_41| v_~a$w_buff1~0_120) .cse10))) (= |v_P3Thread1of1ForFork0_#t~nondet21_1| v_~weak$$choice0~0_19) (= |v_P3Thread1of1ForFork0_#t~nondet22_1| v_~weak$$choice2~0_86))))) InVars {P3Thread1of1ForFork0_#t~ite41=|v_P3Thread1of1ForFork0_#t~ite41_1|, P3Thread1of1ForFork0_#t~ite40=|v_P3Thread1of1ForFork0_#t~ite40_1|, ~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_179, P3Thread1of1ForFork0_#t~nondet22=|v_P3Thread1of1ForFork0_#t~nondet22_1|, P3Thread1of1ForFork0_#t~nondet21=|v_P3Thread1of1ForFork0_#t~nondet21_1|, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_490, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_234, ~a~0=v_~a~0_186, ~a$w_buff1~0=v_~a$w_buff1~0_121, ~a$w_buff0~0=v_~a$w_buff0~0_112, P3Thread1of1ForFork0_#t~ite29=|v_P3Thread1of1ForFork0_#t~ite29_1|, P3Thread1of1ForFork0_#t~ite28=|v_P3Thread1of1ForFork0_#t~ite28_1|, P3Thread1of1ForFork0_#t~ite38=|v_P3Thread1of1ForFork0_#t~ite38_1|, P3Thread1of1ForFork0_#t~ite37=|v_P3Thread1of1ForFork0_#t~ite37_1|, P3Thread1of1ForFork0_#t~ite26=|v_P3Thread1of1ForFork0_#t~ite26_1|, P3Thread1of1ForFork0_#t~ite25=|v_P3Thread1of1ForFork0_#t~ite25_1|, P3Thread1of1ForFork0_#t~ite35=|v_P3Thread1of1ForFork0_#t~ite35_1|, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_356, P3Thread1of1ForFork0_#t~ite34=|v_P3Thread1of1ForFork0_#t~ite34_1|, P3Thread1of1ForFork0_#t~ite23=|v_P3Thread1of1ForFork0_#t~ite23_1|, P3Thread1of1ForFork0_#t~ite32=|v_P3Thread1of1ForFork0_#t~ite32_1|, P3Thread1of1ForFork0_#t~ite31=|v_P3Thread1of1ForFork0_#t~ite31_1|} OutVars{P3Thread1of1ForFork0_#t~ite30=|v_P3Thread1of1ForFork0_#t~ite30_1|, ~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_178, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_233, ~a~0=v_~a~0_184, ~a$mem_tmp~0=v_~a$mem_tmp~0_26, ~a$w_buff1~0=v_~a$w_buff1~0_120, P3Thread1of1ForFork0_#t~ite39=|v_P3Thread1of1ForFork0_#t~ite39_1|, P3Thread1of1ForFork0_#t~ite38=|v_P3Thread1of1ForFork0_#t~ite38_2|, P3Thread1of1ForFork0_#t~ite37=|v_P3Thread1of1ForFork0_#t~ite37_2|, P3Thread1of1ForFork0_#t~ite36=|v_P3Thread1of1ForFork0_#t~ite36_1|, P3Thread1of1ForFork0_#t~ite35=|v_P3Thread1of1ForFork0_#t~ite35_2|, P3Thread1of1ForFork0_#t~ite34=|v_P3Thread1of1ForFork0_#t~ite34_2|, P3Thread1of1ForFork0_#t~ite33=|v_P3Thread1of1ForFork0_#t~ite33_1|, P3Thread1of1ForFork0_#t~ite32=|v_P3Thread1of1ForFork0_#t~ite32_2|, P3Thread1of1ForFork0_#t~ite31=|v_P3Thread1of1ForFork0_#t~ite31_2|, P3Thread1of1ForFork0_#t~ite42=|v_P3Thread1of1ForFork0_#t~ite42_1|, P3Thread1of1ForFork0_#t~ite41=|v_P3Thread1of1ForFork0_#t~ite41_2|, P3Thread1of1ForFork0_#t~ite43=|v_P3Thread1of1ForFork0_#t~ite43_1|, P3Thread1of1ForFork0_#t~ite40=|v_P3Thread1of1ForFork0_#t~ite40_2|, P3Thread1of1ForFork0_#t~nondet22=|v_P3Thread1of1ForFork0_#t~nondet22_2|, P3Thread1of1ForFork0_#t~nondet21=|v_P3Thread1of1ForFork0_#t~nondet21_2|, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_489, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_16, ~weak$$choice0~0=v_~weak$$choice0~0_19, ~a$flush_delayed~0=v_~a$flush_delayed~0_44, ~a$w_buff0~0=v_~a$w_buff0~0_111, P3Thread1of1ForFork0_#t~ite29=|v_P3Thread1of1ForFork0_#t~ite29_2|, P3Thread1of1ForFork0_#t~ite28=|v_P3Thread1of1ForFork0_#t~ite28_2|, P3Thread1of1ForFork0_#t~ite27=|v_P3Thread1of1ForFork0_#t~ite27_1|, P3Thread1of1ForFork0_#t~ite26=|v_P3Thread1of1ForFork0_#t~ite26_2|, P3Thread1of1ForFork0_#t~ite25=|v_P3Thread1of1ForFork0_#t~ite25_2|, P3Thread1of1ForFork0_#t~ite24=|v_P3Thread1of1ForFork0_#t~ite24_1|, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_355, P3Thread1of1ForFork0_#t~ite23=|v_P3Thread1of1ForFork0_#t~ite23_2|, ~weak$$choice2~0=v_~weak$$choice2~0_86} AuxVars[|v_P3_#t~ite29_41|, |v_P3_#t~ite34_47|, |v_P3_#t~ite41_61|, |v_P3_#t~ite25_55|, |v_P3_#t~ite32_45|, |v_P3_#t~ite28_47|, |v_P3_#t~ite26_47|, |v_P3_#t~ite31_49|, |v_P3_#t~ite38_61|, |v_P3_#t~ite23_57|, |v_P3_#t~ite37_67|, |v_P3_#t~ite35_41|, |v_P3_#t~ite40_69|] AssignedVars[P3Thread1of1ForFork0_#t~ite30, ~a$r_buff1_thd4~0, ~a$r_buff0_thd4~0, ~a~0, ~a$mem_tmp~0, ~a$w_buff1~0, P3Thread1of1ForFork0_#t~ite39, P3Thread1of1ForFork0_#t~ite38, P3Thread1of1ForFork0_#t~ite37, P3Thread1of1ForFork0_#t~ite36, P3Thread1of1ForFork0_#t~ite35, P3Thread1of1ForFork0_#t~ite34, P3Thread1of1ForFork0_#t~ite33, P3Thread1of1ForFork0_#t~ite32, P3Thread1of1ForFork0_#t~ite31, P3Thread1of1ForFork0_#t~ite42, P3Thread1of1ForFork0_#t~ite41, P3Thread1of1ForFork0_#t~ite43, P3Thread1of1ForFork0_#t~ite40, P3Thread1of1ForFork0_#t~nondet22, P3Thread1of1ForFork0_#t~nondet21, ~a$w_buff0_used~0, ~__unbuffered_p3_EBX~0, ~weak$$choice0~0, ~a$flush_delayed~0, ~a$w_buff0~0, P3Thread1of1ForFork0_#t~ite29, P3Thread1of1ForFork0_#t~ite28, P3Thread1of1ForFork0_#t~ite27, P3Thread1of1ForFork0_#t~ite26, P3Thread1of1ForFork0_#t~ite25, P3Thread1of1ForFork0_#t~ite24, ~a$w_buff1_used~0, P3Thread1of1ForFork0_#t~ite23, ~weak$$choice2~0][151], [Black: 215#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 219#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 217#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 63#L3true, Black: 185#(= ~__unbuffered_p3_EAX~0 0), 304#(and (<= ~__unbuffered_cnt~0 2) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 56#L790true, 259#(= ~z~0 1), 108#L849true, Black: 161#(= ~__unbuffered_p2_EAX~0 0), 101#L780true, P1Thread1of1ForFork1InUse, P0Thread1of1ForFork3InUse, Black: 265#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), P2Thread1of1ForFork2InUse, Black: 277#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 271#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P3Thread1of1ForFork0InUse, Black: 269#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 275#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 241#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 126#L823true, Black: 267#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), Black: 273#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)))]) [2021-12-07 01:45:27,111 INFO L384 tUnfolder$Statistics]: this new event has 96 ancestors and is cut-off event [2021-12-07 01:45:27,111 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2021-12-07 01:45:27,111 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2021-12-07 01:45:27,111 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2021-12-07 01:45:27,294 INFO L129 PetriNetUnfolder]: 2204/5087 cut-off events. [2021-12-07 01:45:27,295 INFO L130 PetriNetUnfolder]: For 7148/7512 co-relation queries the response was YES. [2021-12-07 01:45:27,314 INFO L84 FinitePrefix]: Finished finitePrefix Result has 14310 conditions, 5087 events. 2204/5087 cut-off events. For 7148/7512 co-relation queries the response was YES. Maximal size of possible extension queue 281. Compared 41388 event pairs, 293 based on Foata normal form. 159/5061 useless extension candidates. Maximal degree in co-relation 14233. Up to 970 conditions per place. [2021-12-07 01:45:27,330 INFO L132 encePairwiseOnDemand]: 131/141 looper letters, 77 selfloop transitions, 27 changer transitions 31/238 dead transitions. [2021-12-07 01:45:27,330 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 164 places, 238 transitions, 1264 flow [2021-12-07 01:45:27,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-12-07 01:45:27,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-12-07 01:45:27,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 1371 transitions. [2021-12-07 01:45:27,334 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8839458413926499 [2021-12-07 01:45:27,334 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 1371 transitions. [2021-12-07 01:45:27,335 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 1371 transitions. [2021-12-07 01:45:27,335 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-07 01:45:27,335 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 1371 transitions. [2021-12-07 01:45:27,338 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 124.63636363636364) internal successors, (1371), 11 states have internal predecessors, (1371), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:45:27,341 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 141.0) internal successors, (1692), 12 states have internal predecessors, (1692), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:45:27,341 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 141.0) internal successors, (1692), 12 states have internal predecessors, (1692), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:45:27,341 INFO L186 Difference]: Start difference. First operand has 154 places, 145 transitions, 511 flow. Second operand 11 states and 1371 transitions. [2021-12-07 01:45:27,342 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 164 places, 238 transitions, 1264 flow [2021-12-07 01:45:27,356 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 162 places, 238 transitions, 1253 flow, removed 1 selfloop flow, removed 2 redundant places. [2021-12-07 01:45:27,359 INFO L242 Difference]: Finished difference. Result has 165 places, 155 transitions, 713 flow [2021-12-07 01:45:27,359 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=141, PETRI_DIFFERENCE_MINUEND_FLOW=500, PETRI_DIFFERENCE_MINUEND_PLACES=152, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=145, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=16, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=128, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=713, PETRI_PLACES=165, PETRI_TRANSITIONS=155} [2021-12-07 01:45:27,360 INFO L334 CegarLoopForPetriNet]: 148 programPoint places, 17 predicate places. [2021-12-07 01:45:27,360 INFO L470 AbstractCegarLoop]: Abstraction has has 165 places, 155 transitions, 713 flow [2021-12-07 01:45:27,361 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 116.125) internal successors, (929), 8 states have internal predecessors, (929), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:45:27,361 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-07 01:45:27,361 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:45:27,361 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-12-07 01:45:27,361 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-12-07 01:45:27,361 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:45:27,361 INFO L85 PathProgramCache]: Analyzing trace with hash 1646089348, now seen corresponding path program 1 times [2021-12-07 01:45:27,362 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:45:27,362 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [637620193] [2021-12-07 01:45:27,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:45:27,362 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:45:27,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:45:27,538 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 01:45:27,539 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:45:27,539 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [637620193] [2021-12-07 01:45:27,539 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [637620193] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:45:27,539 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:45:27,539 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-12-07 01:45:27,539 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [675872724] [2021-12-07 01:45:27,540 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:45:27,540 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-12-07 01:45:27,540 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:45:27,540 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-12-07 01:45:27,541 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2021-12-07 01:45:27,542 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 104 out of 141 [2021-12-07 01:45:27,543 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 165 places, 155 transitions, 713 flow. Second operand has 8 states, 8 states have (on average 107.75) internal successors, (862), 8 states have internal predecessors, (862), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:45:27,543 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-07 01:45:27,543 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 104 of 141 [2021-12-07 01:45:27,543 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-07 01:45:28,589 INFO L129 PetriNetUnfolder]: 1867/5949 cut-off events. [2021-12-07 01:45:28,589 INFO L130 PetriNetUnfolder]: For 11999/12354 co-relation queries the response was YES. [2021-12-07 01:45:28,619 INFO L84 FinitePrefix]: Finished finitePrefix Result has 17771 conditions, 5949 events. 1867/5949 cut-off events. For 11999/12354 co-relation queries the response was YES. Maximal size of possible extension queue 369. Compared 60076 event pairs, 300 based on Foata normal form. 14/5842 useless extension candidates. Maximal degree in co-relation 17684. Up to 1331 conditions per place. [2021-12-07 01:45:28,638 INFO L132 encePairwiseOnDemand]: 123/141 looper letters, 68 selfloop transitions, 27 changer transitions 35/245 dead transitions. [2021-12-07 01:45:28,638 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 173 places, 245 transitions, 1389 flow [2021-12-07 01:45:28,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-12-07 01:45:28,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2021-12-07 01:45:28,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 1360 transitions. [2021-12-07 01:45:28,642 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8037825059101655 [2021-12-07 01:45:28,642 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 1360 transitions. [2021-12-07 01:45:28,642 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 1360 transitions. [2021-12-07 01:45:28,642 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-07 01:45:28,642 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 1360 transitions. [2021-12-07 01:45:28,645 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 113.33333333333333) internal successors, (1360), 12 states have internal predecessors, (1360), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:45:28,647 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 141.0) internal successors, (1833), 13 states have internal predecessors, (1833), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:45:28,648 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 141.0) internal successors, (1833), 13 states have internal predecessors, (1833), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:45:28,648 INFO L186 Difference]: Start difference. First operand has 165 places, 155 transitions, 713 flow. Second operand 12 states and 1360 transitions. [2021-12-07 01:45:28,648 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 173 places, 245 transitions, 1389 flow [2021-12-07 01:45:28,815 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 164 places, 245 transitions, 1165 flow, removed 98 selfloop flow, removed 9 redundant places. [2021-12-07 01:45:28,817 INFO L242 Difference]: Finished difference. Result has 174 places, 177 transitions, 741 flow [2021-12-07 01:45:28,818 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=141, PETRI_DIFFERENCE_MINUEND_FLOW=509, PETRI_DIFFERENCE_MINUEND_PLACES=153, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=155, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=140, PETRI_DIFFERENCE_SUBTRAHEND_STATES=12, PETRI_FLOW=741, PETRI_PLACES=174, PETRI_TRANSITIONS=177} [2021-12-07 01:45:28,818 INFO L334 CegarLoopForPetriNet]: 148 programPoint places, 26 predicate places. [2021-12-07 01:45:28,818 INFO L470 AbstractCegarLoop]: Abstraction has has 174 places, 177 transitions, 741 flow [2021-12-07 01:45:28,819 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 107.75) internal successors, (862), 8 states have internal predecessors, (862), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:45:28,819 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-07 01:45:28,819 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:45:28,819 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-12-07 01:45:28,819 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-12-07 01:45:28,819 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:45:28,819 INFO L85 PathProgramCache]: Analyzing trace with hash 1398604400, now seen corresponding path program 2 times [2021-12-07 01:45:28,819 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:45:28,820 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [686327600] [2021-12-07 01:45:28,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:45:28,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:45:28,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:45:29,084 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 01:45:29,084 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:45:29,084 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [686327600] [2021-12-07 01:45:29,084 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [686327600] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:45:29,084 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:45:29,084 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-12-07 01:45:29,085 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1248975685] [2021-12-07 01:45:29,085 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:45:29,085 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-12-07 01:45:29,085 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:45:29,086 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-12-07 01:45:29,086 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2021-12-07 01:45:29,087 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 101 out of 141 [2021-12-07 01:45:29,089 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 174 places, 177 transitions, 741 flow. Second operand has 11 states, 11 states have (on average 104.0) internal successors, (1144), 11 states have internal predecessors, (1144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:45:29,089 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-07 01:45:29,089 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 101 of 141 [2021-12-07 01:45:29,089 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-07 01:45:30,539 INFO L129 PetriNetUnfolder]: 2541/8612 cut-off events. [2021-12-07 01:45:30,539 INFO L130 PetriNetUnfolder]: For 14119/14158 co-relation queries the response was YES. [2021-12-07 01:45:30,584 INFO L84 FinitePrefix]: Finished finitePrefix Result has 22185 conditions, 8612 events. 2541/8612 cut-off events. For 14119/14158 co-relation queries the response was YES. Maximal size of possible extension queue 603. Compared 98092 event pairs, 169 based on Foata normal form. 23/8478 useless extension candidates. Maximal degree in co-relation 22086. Up to 744 conditions per place. [2021-12-07 01:45:30,615 INFO L132 encePairwiseOnDemand]: 122/141 looper letters, 111 selfloop transitions, 28 changer transitions 28/279 dead transitions. [2021-12-07 01:45:30,615 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 178 places, 279 transitions, 1833 flow [2021-12-07 01:45:30,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-12-07 01:45:30,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2021-12-07 01:45:30,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 1542 transitions. [2021-12-07 01:45:30,619 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7811550151975684 [2021-12-07 01:45:30,619 INFO L72 ComplementDD]: Start complementDD. Operand 14 states and 1542 transitions. [2021-12-07 01:45:30,619 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 1542 transitions. [2021-12-07 01:45:30,620 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-07 01:45:30,620 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 14 states and 1542 transitions. [2021-12-07 01:45:30,623 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 15 states, 14 states have (on average 110.14285714285714) internal successors, (1542), 14 states have internal predecessors, (1542), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:45:30,626 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 15 states, 15 states have (on average 141.0) internal successors, (2115), 15 states have internal predecessors, (2115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:45:30,627 INFO L81 ComplementDD]: Finished complementDD. Result has 15 states, 15 states have (on average 141.0) internal successors, (2115), 15 states have internal predecessors, (2115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:45:30,627 INFO L186 Difference]: Start difference. First operand has 174 places, 177 transitions, 741 flow. Second operand 14 states and 1542 transitions. [2021-12-07 01:45:30,627 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 178 places, 279 transitions, 1833 flow [2021-12-07 01:45:30,724 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 175 places, 279 transitions, 1779 flow, removed 27 selfloop flow, removed 3 redundant places. [2021-12-07 01:45:30,727 INFO L242 Difference]: Finished difference. Result has 184 places, 186 transitions, 939 flow [2021-12-07 01:45:30,728 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=141, PETRI_DIFFERENCE_MINUEND_FLOW=719, PETRI_DIFFERENCE_MINUEND_PLACES=162, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=177, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=19, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=149, PETRI_DIFFERENCE_SUBTRAHEND_STATES=14, PETRI_FLOW=939, PETRI_PLACES=184, PETRI_TRANSITIONS=186} [2021-12-07 01:45:30,728 INFO L334 CegarLoopForPetriNet]: 148 programPoint places, 36 predicate places. [2021-12-07 01:45:30,728 INFO L470 AbstractCegarLoop]: Abstraction has has 184 places, 186 transitions, 939 flow [2021-12-07 01:45:30,729 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 104.0) internal successors, (1144), 11 states have internal predecessors, (1144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:45:30,729 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-07 01:45:30,729 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:45:30,729 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-12-07 01:45:30,729 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-12-07 01:45:30,730 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:45:30,730 INFO L85 PathProgramCache]: Analyzing trace with hash -222022314, now seen corresponding path program 3 times [2021-12-07 01:45:30,730 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:45:30,730 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [334253943] [2021-12-07 01:45:30,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:45:30,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:45:30,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:45:30,860 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 01:45:30,860 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:45:30,860 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [334253943] [2021-12-07 01:45:30,860 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [334253943] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:45:30,860 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:45:30,860 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-12-07 01:45:30,860 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [44438193] [2021-12-07 01:45:30,861 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:45:30,861 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-12-07 01:45:30,861 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:45:30,862 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-12-07 01:45:30,862 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-12-07 01:45:30,864 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 114 out of 141 [2021-12-07 01:45:30,865 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 184 places, 186 transitions, 939 flow. Second operand has 9 states, 9 states have (on average 116.22222222222223) internal successors, (1046), 9 states have internal predecessors, (1046), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:45:30,865 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-07 01:45:30,866 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 114 of 141 [2021-12-07 01:45:30,866 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-07 01:45:33,019 INFO L129 PetriNetUnfolder]: 5271/12912 cut-off events. [2021-12-07 01:45:33,019 INFO L130 PetriNetUnfolder]: For 32139/35265 co-relation queries the response was YES. [2021-12-07 01:45:33,081 INFO L84 FinitePrefix]: Finished finitePrefix Result has 39917 conditions, 12912 events. 5271/12912 cut-off events. For 32139/35265 co-relation queries the response was YES. Maximal size of possible extension queue 837. Compared 136305 event pairs, 299 based on Foata normal form. 273/12889 useless extension candidates. Maximal degree in co-relation 39873. Up to 2522 conditions per place. [2021-12-07 01:45:33,113 INFO L132 encePairwiseOnDemand]: 131/141 looper letters, 170 selfloop transitions, 33 changer transitions 70/381 dead transitions. [2021-12-07 01:45:33,113 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 191 places, 381 transitions, 2963 flow [2021-12-07 01:45:33,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-12-07 01:45:33,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2021-12-07 01:45:33,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 1707 transitions. [2021-12-07 01:45:33,117 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8647416413373861 [2021-12-07 01:45:33,117 INFO L72 ComplementDD]: Start complementDD. Operand 14 states and 1707 transitions. [2021-12-07 01:45:33,117 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 1707 transitions. [2021-12-07 01:45:33,118 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-07 01:45:33,118 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 14 states and 1707 transitions. [2021-12-07 01:45:33,121 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 15 states, 14 states have (on average 121.92857142857143) internal successors, (1707), 14 states have internal predecessors, (1707), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:45:33,124 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 15 states, 15 states have (on average 141.0) internal successors, (2115), 15 states have internal predecessors, (2115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:45:33,125 INFO L81 ComplementDD]: Finished complementDD. Result has 15 states, 15 states have (on average 141.0) internal successors, (2115), 15 states have internal predecessors, (2115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:45:33,125 INFO L186 Difference]: Start difference. First operand has 184 places, 186 transitions, 939 flow. Second operand 14 states and 1707 transitions. [2021-12-07 01:45:33,125 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 191 places, 381 transitions, 2963 flow [2021-12-07 01:45:33,249 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 179 places, 381 transitions, 2809 flow, removed 53 selfloop flow, removed 12 redundant places. [2021-12-07 01:45:33,253 INFO L242 Difference]: Finished difference. Result has 185 places, 182 transitions, 912 flow [2021-12-07 01:45:33,253 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=141, PETRI_DIFFERENCE_MINUEND_FLOW=819, PETRI_DIFFERENCE_MINUEND_PLACES=166, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=184, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=30, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=151, PETRI_DIFFERENCE_SUBTRAHEND_STATES=14, PETRI_FLOW=912, PETRI_PLACES=185, PETRI_TRANSITIONS=182} [2021-12-07 01:45:33,254 INFO L334 CegarLoopForPetriNet]: 148 programPoint places, 37 predicate places. [2021-12-07 01:45:33,254 INFO L470 AbstractCegarLoop]: Abstraction has has 185 places, 182 transitions, 912 flow [2021-12-07 01:45:33,254 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 116.22222222222223) internal successors, (1046), 9 states have internal predecessors, (1046), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:45:33,254 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-07 01:45:33,254 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:45:33,254 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-12-07 01:45:33,255 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-12-07 01:45:33,255 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:45:33,255 INFO L85 PathProgramCache]: Analyzing trace with hash 613223023, now seen corresponding path program 1 times [2021-12-07 01:45:33,255 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:45:33,255 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1863694738] [2021-12-07 01:45:33,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:45:33,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:45:33,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:45:33,366 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 01:45:33,366 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:45:33,366 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1863694738] [2021-12-07 01:45:33,366 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1863694738] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:45:33,366 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:45:33,366 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-07 01:45:33,366 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1271282597] [2021-12-07 01:45:33,367 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:45:33,367 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-07 01:45:33,367 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:45:33,367 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-07 01:45:33,367 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-12-07 01:45:33,368 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 106 out of 141 [2021-12-07 01:45:33,369 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 185 places, 182 transitions, 912 flow. Second operand has 7 states, 7 states have (on average 110.28571428571429) internal successors, (772), 7 states have internal predecessors, (772), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:45:33,369 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-07 01:45:33,369 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 106 of 141 [2021-12-07 01:45:33,369 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-07 01:45:34,824 INFO L129 PetriNetUnfolder]: 3392/10808 cut-off events. [2021-12-07 01:45:34,824 INFO L130 PetriNetUnfolder]: For 29821/30071 co-relation queries the response was YES. [2021-12-07 01:45:34,890 INFO L84 FinitePrefix]: Finished finitePrefix Result has 33592 conditions, 10808 events. 3392/10808 cut-off events. For 29821/30071 co-relation queries the response was YES. Maximal size of possible extension queue 810. Compared 129691 event pairs, 161 based on Foata normal form. 2/10605 useless extension candidates. Maximal degree in co-relation 33492. Up to 2019 conditions per place. [2021-12-07 01:45:34,930 INFO L132 encePairwiseOnDemand]: 126/141 looper letters, 110 selfloop transitions, 16 changer transitions 6/248 dead transitions. [2021-12-07 01:45:34,931 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 190 places, 248 transitions, 1706 flow [2021-12-07 01:45:34,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-12-07 01:45:34,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-12-07 01:45:34,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 906 transitions. [2021-12-07 01:45:34,932 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8031914893617021 [2021-12-07 01:45:34,932 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 906 transitions. [2021-12-07 01:45:34,932 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 906 transitions. [2021-12-07 01:45:34,933 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-07 01:45:34,933 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 906 transitions. [2021-12-07 01:45:34,934 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 113.25) internal successors, (906), 8 states have internal predecessors, (906), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:45:34,936 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 141.0) internal successors, (1269), 9 states have internal predecessors, (1269), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:45:34,936 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 141.0) internal successors, (1269), 9 states have internal predecessors, (1269), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:45:34,936 INFO L186 Difference]: Start difference. First operand has 185 places, 182 transitions, 912 flow. Second operand 8 states and 906 transitions. [2021-12-07 01:45:34,937 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 190 places, 248 transitions, 1706 flow [2021-12-07 01:45:35,334 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 173 places, 248 transitions, 1512 flow, removed 76 selfloop flow, removed 17 redundant places. [2021-12-07 01:45:35,337 INFO L242 Difference]: Finished difference. Result has 178 places, 192 transitions, 965 flow [2021-12-07 01:45:35,337 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=141, PETRI_DIFFERENCE_MINUEND_FLOW=806, PETRI_DIFFERENCE_MINUEND_PLACES=166, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=182, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=166, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=965, PETRI_PLACES=178, PETRI_TRANSITIONS=192} [2021-12-07 01:45:35,338 INFO L334 CegarLoopForPetriNet]: 148 programPoint places, 30 predicate places. [2021-12-07 01:45:35,338 INFO L470 AbstractCegarLoop]: Abstraction has has 178 places, 192 transitions, 965 flow [2021-12-07 01:45:35,338 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 110.28571428571429) internal successors, (772), 7 states have internal predecessors, (772), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:45:35,338 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-07 01:45:35,339 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:45:35,339 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-12-07 01:45:35,339 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-12-07 01:45:35,339 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:45:35,339 INFO L85 PathProgramCache]: Analyzing trace with hash 379904517, now seen corresponding path program 2 times [2021-12-07 01:45:35,339 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:45:35,339 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [834113064] [2021-12-07 01:45:35,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:45:35,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:45:35,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:45:35,451 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 01:45:35,451 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:45:35,451 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [834113064] [2021-12-07 01:45:35,451 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [834113064] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:45:35,451 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:45:35,451 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-07 01:45:35,452 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [951247064] [2021-12-07 01:45:35,452 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:45:35,452 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-07 01:45:35,452 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:45:35,452 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-07 01:45:35,452 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-12-07 01:45:35,453 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 114 out of 141 [2021-12-07 01:45:35,454 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 178 places, 192 transitions, 965 flow. Second operand has 7 states, 7 states have (on average 117.14285714285714) internal successors, (820), 7 states have internal predecessors, (820), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:45:35,455 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-07 01:45:35,455 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 114 of 141 [2021-12-07 01:45:35,455 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-07 01:45:37,415 INFO L129 PetriNetUnfolder]: 4700/16560 cut-off events. [2021-12-07 01:45:37,415 INFO L130 PetriNetUnfolder]: For 20710/21248 co-relation queries the response was YES. [2021-12-07 01:45:37,540 INFO L84 FinitePrefix]: Finished finitePrefix Result has 43773 conditions, 16560 events. 4700/16560 cut-off events. For 20710/21248 co-relation queries the response was YES. Maximal size of possible extension queue 1413. Compared 223008 event pairs, 245 based on Foata normal form. 44/16153 useless extension candidates. Maximal degree in co-relation 43740. Up to 1420 conditions per place. [2021-12-07 01:45:37,561 INFO L132 encePairwiseOnDemand]: 135/141 looper letters, 69 selfloop transitions, 1 changer transitions 62/264 dead transitions. [2021-12-07 01:45:37,561 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 181 places, 264 transitions, 1794 flow [2021-12-07 01:45:37,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-07 01:45:37,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-12-07 01:45:37,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 841 transitions. [2021-12-07 01:45:37,563 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8520770010131712 [2021-12-07 01:45:37,563 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 841 transitions. [2021-12-07 01:45:37,563 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 841 transitions. [2021-12-07 01:45:37,563 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-07 01:45:37,563 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 841 transitions. [2021-12-07 01:45:37,630 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 120.14285714285714) internal successors, (841), 7 states have internal predecessors, (841), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:45:37,631 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 141.0) internal successors, (1128), 8 states have internal predecessors, (1128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:45:37,632 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 141.0) internal successors, (1128), 8 states have internal predecessors, (1128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:45:37,632 INFO L186 Difference]: Start difference. First operand has 178 places, 192 transitions, 965 flow. Second operand 7 states and 841 transitions. [2021-12-07 01:45:37,632 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 181 places, 264 transitions, 1794 flow [2021-12-07 01:45:38,344 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 176 places, 264 transitions, 1725 flow, removed 30 selfloop flow, removed 5 redundant places. [2021-12-07 01:45:38,347 INFO L242 Difference]: Finished difference. Result has 181 places, 182 transitions, 864 flow [2021-12-07 01:45:38,347 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=141, PETRI_DIFFERENCE_MINUEND_FLOW=926, PETRI_DIFFERENCE_MINUEND_PLACES=170, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=192, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=191, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=864, PETRI_PLACES=181, PETRI_TRANSITIONS=182} [2021-12-07 01:45:38,347 INFO L334 CegarLoopForPetriNet]: 148 programPoint places, 33 predicate places. [2021-12-07 01:45:38,347 INFO L470 AbstractCegarLoop]: Abstraction has has 181 places, 182 transitions, 864 flow [2021-12-07 01:45:38,348 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 117.14285714285714) internal successors, (820), 7 states have internal predecessors, (820), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:45:38,348 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-07 01:45:38,348 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:45:38,348 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-12-07 01:45:38,348 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-12-07 01:45:38,348 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:45:38,348 INFO L85 PathProgramCache]: Analyzing trace with hash 1259434261, now seen corresponding path program 3 times [2021-12-07 01:45:38,348 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:45:38,348 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [77955180] [2021-12-07 01:45:38,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:45:38,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:45:38,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:45:38,493 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 01:45:38,493 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:45:38,493 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [77955180] [2021-12-07 01:45:38,493 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [77955180] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:45:38,493 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:45:38,493 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-12-07 01:45:38,493 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [332900891] [2021-12-07 01:45:38,494 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:45:38,494 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-12-07 01:45:38,494 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:45:38,494 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-12-07 01:45:38,494 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2021-12-07 01:45:38,495 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 111 out of 141 [2021-12-07 01:45:38,496 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 181 places, 182 transitions, 864 flow. Second operand has 11 states, 11 states have (on average 113.27272727272727) internal successors, (1246), 11 states have internal predecessors, (1246), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:45:38,496 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-07 01:45:38,496 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 111 of 141 [2021-12-07 01:45:38,496 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-07 01:45:39,909 INFO L129 PetriNetUnfolder]: 2855/11717 cut-off events. [2021-12-07 01:45:39,909 INFO L130 PetriNetUnfolder]: For 11232/12018 co-relation queries the response was YES. [2021-12-07 01:45:39,974 INFO L84 FinitePrefix]: Finished finitePrefix Result has 28181 conditions, 11717 events. 2855/11717 cut-off events. For 11232/12018 co-relation queries the response was YES. Maximal size of possible extension queue 1081. Compared 157642 event pairs, 134 based on Foata normal form. 141/11498 useless extension candidates. Maximal degree in co-relation 28146. Up to 1117 conditions per place. [2021-12-07 01:45:39,991 INFO L132 encePairwiseOnDemand]: 129/141 looper letters, 49 selfloop transitions, 22 changer transitions 12/216 dead transitions. [2021-12-07 01:45:39,991 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 187 places, 216 transitions, 1225 flow [2021-12-07 01:45:39,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-12-07 01:45:39,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-12-07 01:45:39,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 1275 transitions. [2021-12-07 01:45:39,993 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8220502901353965 [2021-12-07 01:45:39,993 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 1275 transitions. [2021-12-07 01:45:39,993 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 1275 transitions. [2021-12-07 01:45:39,993 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-07 01:45:39,993 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 1275 transitions. [2021-12-07 01:45:39,995 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 115.9090909090909) internal successors, (1275), 11 states have internal predecessors, (1275), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:45:39,996 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 141.0) internal successors, (1692), 12 states have internal predecessors, (1692), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:45:39,997 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 141.0) internal successors, (1692), 12 states have internal predecessors, (1692), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:45:39,997 INFO L186 Difference]: Start difference. First operand has 181 places, 182 transitions, 864 flow. Second operand 11 states and 1275 transitions. [2021-12-07 01:45:39,997 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 187 places, 216 transitions, 1225 flow [2021-12-07 01:45:40,574 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 181 places, 216 transitions, 1203 flow, removed 7 selfloop flow, removed 6 redundant places. [2021-12-07 01:45:40,576 INFO L242 Difference]: Finished difference. Result has 188 places, 190 transitions, 1006 flow [2021-12-07 01:45:40,577 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=141, PETRI_DIFFERENCE_MINUEND_FLOW=848, PETRI_DIFFERENCE_MINUEND_PLACES=171, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=182, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=13, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=163, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=1006, PETRI_PLACES=188, PETRI_TRANSITIONS=190} [2021-12-07 01:45:40,577 INFO L334 CegarLoopForPetriNet]: 148 programPoint places, 40 predicate places. [2021-12-07 01:45:40,577 INFO L470 AbstractCegarLoop]: Abstraction has has 188 places, 190 transitions, 1006 flow [2021-12-07 01:45:40,577 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 113.27272727272727) internal successors, (1246), 11 states have internal predecessors, (1246), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:45:40,578 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-07 01:45:40,578 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:45:40,578 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-12-07 01:45:40,578 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-12-07 01:45:40,578 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:45:40,578 INFO L85 PathProgramCache]: Analyzing trace with hash 437432579, now seen corresponding path program 4 times [2021-12-07 01:45:40,578 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:45:40,578 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1274116632] [2021-12-07 01:45:40,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:45:40,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:45:40,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 01:45:40,616 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-07 01:45:40,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 01:45:40,697 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-07 01:45:40,698 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-12-07 01:45:40,698 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (6 of 7 remaining) [2021-12-07 01:45:40,700 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err0ASSERT_VIOLATIONERROR_FUNCTION (5 of 7 remaining) [2021-12-07 01:45:40,700 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (4 of 7 remaining) [2021-12-07 01:45:40,700 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (3 of 7 remaining) [2021-12-07 01:45:40,700 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATION (2 of 7 remaining) [2021-12-07 01:45:40,700 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3INUSE_VIOLATION (1 of 7 remaining) [2021-12-07 01:45:40,700 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 7 remaining) [2021-12-07 01:45:40,700 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-12-07 01:45:40,703 INFO L732 BasicCegarLoop]: Path program histogram: [4, 3, 2, 1, 1, 1, 1, 1] [2021-12-07 01:45:40,707 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-12-07 01:45:40,708 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-07 01:45:40,850 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 01:45:40 BasicIcfg [2021-12-07 01:45:40,850 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-07 01:45:40,851 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-07 01:45:40,851 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-07 01:45:40,851 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-07 01:45:40,851 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 01:45:19" (3/4) ... [2021-12-07 01:45:40,853 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-12-07 01:45:41,001 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a102ee-174f-49ec-a080-0b537942499a/bin/uautomizer-DrprNOufMa/witness.graphml [2021-12-07 01:45:41,001 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-07 01:45:41,002 INFO L158 Benchmark]: Toolchain (without parser) took 22659.73ms. Allocated memory was 125.8MB in the beginning and 2.5GB in the end (delta: 2.4GB). Free memory was 103.1MB in the beginning and 1.7GB in the end (delta: -1.6GB). Peak memory consumption was 1.4GB. Max. memory is 16.1GB. [2021-12-07 01:45:41,002 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 86.0MB. Free memory was 58.8MB in the beginning and 58.7MB in the end (delta: 70.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-07 01:45:41,002 INFO L158 Benchmark]: CACSL2BoogieTranslator took 423.80ms. Allocated memory is still 125.8MB. Free memory was 102.8MB in the beginning and 79.2MB in the end (delta: 23.6MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2021-12-07 01:45:41,002 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.27ms. Allocated memory is still 125.8MB. Free memory was 78.9MB in the beginning and 76.5MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-12-07 01:45:41,003 INFO L158 Benchmark]: Boogie Preprocessor took 30.38ms. Allocated memory is still 125.8MB. Free memory was 76.5MB in the beginning and 74.1MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-07 01:45:41,003 INFO L158 Benchmark]: RCFGBuilder took 745.09ms. Allocated memory is still 125.8MB. Free memory was 73.8MB in the beginning and 84.7MB in the end (delta: -10.9MB). Peak memory consumption was 35.3MB. Max. memory is 16.1GB. [2021-12-07 01:45:41,003 INFO L158 Benchmark]: TraceAbstraction took 21265.65ms. Allocated memory was 125.8MB in the beginning and 1.8GB in the end (delta: 1.6GB). Free memory was 84.7MB in the beginning and 392.5MB in the end (delta: -307.8MB). Peak memory consumption was 1.3GB. Max. memory is 16.1GB. [2021-12-07 01:45:41,003 INFO L158 Benchmark]: Witness Printer took 150.36ms. Allocated memory was 1.8GB in the beginning and 2.5GB in the end (delta: 765.5MB). Free memory was 391.4MB in the beginning and 1.7GB in the end (delta: -1.3GB). Peak memory consumption was 36.7MB. Max. memory is 16.1GB. [2021-12-07 01:45:41,005 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 86.0MB. Free memory was 58.8MB in the beginning and 58.7MB in the end (delta: 70.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 423.80ms. Allocated memory is still 125.8MB. Free memory was 102.8MB in the beginning and 79.2MB in the end (delta: 23.6MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.27ms. Allocated memory is still 125.8MB. Free memory was 78.9MB in the beginning and 76.5MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.38ms. Allocated memory is still 125.8MB. Free memory was 76.5MB in the beginning and 74.1MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 745.09ms. Allocated memory is still 125.8MB. Free memory was 73.8MB in the beginning and 84.7MB in the end (delta: -10.9MB). Peak memory consumption was 35.3MB. Max. memory is 16.1GB. * TraceAbstraction took 21265.65ms. Allocated memory was 125.8MB in the beginning and 1.8GB in the end (delta: 1.6GB). Free memory was 84.7MB in the beginning and 392.5MB in the end (delta: -307.8MB). Peak memory consumption was 1.3GB. Max. memory is 16.1GB. * Witness Printer took 150.36ms. Allocated memory was 1.8GB in the beginning and 2.5GB in the end (delta: 765.5MB). Free memory was 391.4MB in the beginning and 1.7GB in the end (delta: -1.3GB). Peak memory consumption was 36.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 18]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L710] 0 int __unbuffered_cnt = 0; VAL [__unbuffered_cnt=0] [L712] 0 int __unbuffered_p0_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0] [L714] 0 int __unbuffered_p1_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0] [L716] 0 int __unbuffered_p2_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0] [L718] 0 int __unbuffered_p2_EBX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0] [L720] 0 int __unbuffered_p3_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0] [L722] 0 int __unbuffered_p3_EBX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0] [L724] 0 int a = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0] [L725] 0 _Bool a$flush_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0] [L726] 0 int a$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0] [L727] 0 _Bool a$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0] [L728] 0 _Bool a$r_buff0_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0] [L729] 0 _Bool a$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0] [L730] 0 _Bool a$r_buff0_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0] [L731] 0 _Bool a$r_buff0_thd4; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0] [L732] 0 _Bool a$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0] [L733] 0 _Bool a$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0] [L734] 0 _Bool a$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0] [L735] 0 _Bool a$r_buff1_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0] [L736] 0 _Bool a$r_buff1_thd4; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0] [L737] 0 _Bool a$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0] [L738] 0 int *a$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}] [L739] 0 int a$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0] [L740] 0 _Bool a$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0] [L741] 0 int a$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0] [L742] 0 _Bool a$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0] [L743] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0] [L744] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0] [L746] 0 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L748] 0 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0] [L750] 0 int z = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0] [L751] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x=0, y=0, z=0] [L752] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L873] 0 pthread_t t89; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, t89={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L874] FCALL, FORK 0 pthread_create(&t89, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t89, ((void *)0), P0, ((void *)0))=-3, t89={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L875] 0 pthread_t t90; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, t89={5:0}, t90={6:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L756] 1 a$w_buff1 = a$w_buff0 [L757] 1 a$w_buff0 = 1 [L758] 1 a$w_buff1_used = a$w_buff0_used [L759] 1 a$w_buff0_used = (_Bool)1 [L760] CALL 1 __VERIFIER_assert(!(a$w_buff1_used && a$w_buff0_used)) [L18] COND FALSE 1 !(!expression) [L760] RET 1 __VERIFIER_assert(!(a$w_buff1_used && a$w_buff0_used)) [L761] 1 a$r_buff1_thd0 = a$r_buff0_thd0 [L762] 1 a$r_buff1_thd1 = a$r_buff0_thd1 [L763] 1 a$r_buff1_thd2 = a$r_buff0_thd2 [L764] 1 a$r_buff1_thd3 = a$r_buff0_thd3 [L765] 1 a$r_buff1_thd4 = a$r_buff0_thd4 [L766] 1 a$r_buff0_thd1 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L876] FCALL, FORK 0 pthread_create(&t90, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t90, ((void *)0), P1, ((void *)0))=-2, t89={5:0}, t90={6:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L877] 0 pthread_t t91; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t89={5:0}, t90={6:0}, t91={7:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L878] FCALL, FORK 0 pthread_create(&t91, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t91, ((void *)0), P2, ((void *)0))=-1, t89={5:0}, t90={6:0}, t91={7:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L769] 1 __unbuffered_p0_EAX = x VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L786] 2 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0] [L789] 2 __unbuffered_p1_EAX = y VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0] [L806] 3 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=0] [L809] 3 __unbuffered_p2_EAX = y VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=0] [L812] 3 __unbuffered_p2_EBX = z VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=0] [L815] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a) [L815] EXPR 3 a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a [L815] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a) [L815] 3 a = a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a) [L816] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$w_buff0_used [L816] 3 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$w_buff0_used [L817] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$w_buff1_used [L817] 3 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$w_buff1_used [L818] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$r_buff0_thd3 [L818] 3 a$r_buff0_thd3 = a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$r_buff0_thd3 [L819] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$r_buff1_thd3 [L819] 3 a$r_buff1_thd3 = a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$r_buff1_thd3 [L879] 0 pthread_t t92; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t89={5:0}, t90={6:0}, t91={7:0}, t92={3:0}, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=0] [L880] FCALL, FORK 0 pthread_create(&t92, ((void *)0), P3, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t92, ((void *)0), P3, ((void *)0))=0, t89={5:0}, t90={6:0}, t91={7:0}, t92={3:0}, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=0] [L829] 4 z = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=1] [L832] 4 __unbuffered_p3_EAX = z VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=1] [L835] 4 weak$$choice0 = __VERIFIER_nondet_bool() [L836] 4 weak$$choice2 = __VERIFIER_nondet_bool() [L837] 4 a$flush_delayed = weak$$choice2 [L838] 4 a$mem_tmp = a [L839] EXPR 4 !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff1) [L839] 4 a = !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff1) [L840] EXPR 4 weak$$choice2 ? a$w_buff0 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff0)) [L840] 4 a$w_buff0 = weak$$choice2 ? a$w_buff0 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff0)) [L841] EXPR 4 weak$$choice2 ? a$w_buff1 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff1 : a$w_buff1)) [L841] 4 a$w_buff1 = weak$$choice2 ? a$w_buff1 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff1 : a$w_buff1)) [L842] EXPR 4 weak$$choice2 ? a$w_buff0_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used)) [L842] 4 a$w_buff0_used = weak$$choice2 ? a$w_buff0_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used)) [L843] EXPR 4 weak$$choice2 ? a$w_buff1_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L843] 4 a$w_buff1_used = weak$$choice2 ? a$w_buff1_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L844] EXPR 4 weak$$choice2 ? a$r_buff0_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff0_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4)) [L844] 4 a$r_buff0_thd4 = weak$$choice2 ? a$r_buff0_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff0_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4)) [L845] EXPR 4 weak$$choice2 ? a$r_buff1_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff1_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L845] 4 a$r_buff1_thd4 = weak$$choice2 ? a$r_buff1_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff1_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L846] 4 __unbuffered_p3_EBX = a [L847] EXPR 4 a$flush_delayed ? a$mem_tmp : a [L847] 4 a = a$flush_delayed ? a$mem_tmp : a [L848] 4 a$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=1, z=1] [L792] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a) [L792] EXPR 2 a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a [L792] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a) [L792] 2 a = a$w_buff0_used && a$r_buff0_thd2 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a) [L793] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$w_buff0_used [L793] 2 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$w_buff0_used [L794] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$w_buff1_used [L794] 2 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$w_buff1_used [L795] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$r_buff0_thd2 [L795] 2 a$r_buff0_thd2 = a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$r_buff0_thd2 [L796] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$r_buff1_thd2 [L796] 2 a$r_buff1_thd2 = a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$r_buff1_thd2 [L772] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd1 ? a$w_buff1 : a) [L772] 1 a = a$w_buff0_used && a$r_buff0_thd1 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd1 ? a$w_buff1 : a) [L773] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$w_buff0_used [L773] 1 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$w_buff0_used [L774] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$w_buff1_used [L774] 1 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$w_buff1_used [L775] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$r_buff0_thd1 [L775] 1 a$r_buff0_thd1 = a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$r_buff0_thd1 [L776] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$r_buff1_thd1 [L776] 1 a$r_buff1_thd1 = a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$r_buff1_thd1 [L779] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=1, z=1] [L799] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=1, z=1] [L822] 3 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=1, z=1] [L851] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd4 ? a$w_buff1 : a) [L851] EXPR 4 a$w_buff1_used && a$r_buff1_thd4 ? a$w_buff1 : a [L851] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd4 ? a$w_buff1 : a) [L851] 4 a = a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd4 ? a$w_buff1 : a) [L852] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used [L852] 4 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used [L853] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 || a$w_buff1_used && a$r_buff1_thd4 ? (_Bool)0 : a$w_buff1_used [L853] 4 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd4 || a$w_buff1_used && a$r_buff1_thd4 ? (_Bool)0 : a$w_buff1_used [L854] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4 [L854] 4 a$r_buff0_thd4 = a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4 [L855] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 || a$w_buff1_used && a$r_buff1_thd4 ? (_Bool)0 : a$r_buff1_thd4 [L855] 4 a$r_buff1_thd4 = a$w_buff0_used && a$r_buff0_thd4 || a$w_buff1_used && a$r_buff1_thd4 ? (_Bool)0 : a$r_buff1_thd4 [L858] 4 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=1, z=1] [L882] 0 main$tmp_guard0 = __unbuffered_cnt == 4 VAL [__unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t89={5:0}, t90={6:0}, t91={7:0}, t92={3:0}, weak$$choice0=49, weak$$choice2=255, x=1, y=1, z=1] [L884] CALL 0 assume_abort_if_not(main$tmp_guard0) [L3] COND FALSE 0 !(!cond) VAL [\old(cond)=1, __unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cond=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=1, z=1] [L884] RET 0 assume_abort_if_not(main$tmp_guard0) [L886] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a) [L886] EXPR 0 a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a [L886] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a) [L886] 0 a = a$w_buff0_used && a$r_buff0_thd0 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a) [L887] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$w_buff0_used [L887] 0 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$w_buff0_used [L888] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$w_buff1_used [L888] 0 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$w_buff1_used [L889] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$r_buff0_thd0 [L889] 0 a$r_buff0_thd0 = a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$r_buff0_thd0 [L890] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$r_buff1_thd0 [L890] 0 a$r_buff1_thd0 = a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$r_buff1_thd0 [L893] 0 main$tmp_guard1 = !(__unbuffered_p0_EAX == 0 && __unbuffered_p1_EAX == 0 && __unbuffered_p2_EAX == 1 && __unbuffered_p2_EBX == 0 && __unbuffered_p3_EAX == 1 && __unbuffered_p3_EBX == 0) VAL [__unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t89={5:0}, t90={6:0}, t91={7:0}, t92={3:0}, weak$$choice0=49, weak$$choice2=255, x=1, y=1, z=1] [L895] CALL 0 __VERIFIER_assert(main$tmp_guard1) [L18] COND TRUE 0 !expression VAL [\old(expression)=0, \old(expression)=1, __unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, expression=1, expression=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=1, z=1] [L18] 0 reach_error() VAL [\old(expression)=1, \old(expression)=0, __unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, expression=1, expression=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=1, z=1] - UnprovableResult [Line: 18]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 876]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 874]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 878]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 880]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 9 procedures, 179 locations, 7 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 21.0s, OverallIterations: 14, TraceHistogramMax: 1, PathProgramHistogramMax: 4, EmptinessCheckTime: 0.0s, AutomataDifference: 18.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 904 SdHoareTripleChecker+Valid, 2.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 904 mSDsluCounter, 1107 SdHoareTripleChecker+Invalid, 2.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1909 mSDsCounter, 203 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2397 IncrementalHoareTripleChecker+Invalid, 2600 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 203 mSolverCounterUnsat, 228 mSDtfsCounter, 2397 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 171 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 144 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 191 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1006occurred in iteration=13, InterpolantAutomatonStates: 130, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 1377 NumberOfCodeBlocks, 1377 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 1254 ConstructedInterpolants, 0 QuantifiedInterpolants, 5793 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 13 InterpolantComputations, 13 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2021-12-07 01:45:41,045 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a102ee-174f-49ec-a080-0b537942499a/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