./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/safe002_rmo.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99cadd45-862f-406e-a5d6-6e426b8c8185/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99cadd45-862f-406e-a5d6-6e426b8c8185/bin/uautomizer-GMMbpWq8iD/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99cadd45-862f-406e-a5d6-6e426b8c8185/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99cadd45-862f-406e-a5d6-6e426b8c8185/bin/uautomizer-GMMbpWq8iD/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe002_rmo.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99cadd45-862f-406e-a5d6-6e426b8c8185/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99cadd45-862f-406e-a5d6-6e426b8c8185/bin/uautomizer-GMMbpWq8iD --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 303fb09b32b7ab2953a798b1c14f8a25fd3d0e1788678487baddbc8a976b0d5f ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 22:52:48,296 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 22:52:48,299 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 22:52:48,353 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 22:52:48,354 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 22:52:48,355 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 22:52:48,357 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 22:52:48,360 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 22:52:48,362 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 22:52:48,363 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 22:52:48,364 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 22:52:48,366 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 22:52:48,367 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 22:52:48,368 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 22:52:48,370 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 22:52:48,371 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 22:52:48,373 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 22:52:48,374 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 22:52:48,376 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 22:52:48,379 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 22:52:48,381 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 22:52:48,383 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 22:52:48,385 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 22:52:48,386 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 22:52:48,390 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 22:52:48,390 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 22:52:48,391 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 22:52:48,392 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 22:52:48,393 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 22:52:48,394 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 22:52:48,403 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 22:52:48,404 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 22:52:48,406 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 22:52:48,408 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 22:52:48,409 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 22:52:48,410 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 22:52:48,410 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 22:52:48,411 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 22:52:48,411 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 22:52:48,412 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 22:52:48,413 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 22:52:48,414 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99cadd45-862f-406e-a5d6-6e426b8c8185/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-28 22:52:48,468 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 22:52:48,468 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 22:52:48,468 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 22:52:48,469 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 22:52:48,470 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 22:52:48,470 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 22:52:48,470 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 22:52:48,471 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 22:52:48,471 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 22:52:48,471 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 22:52:48,471 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 22:52:48,471 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 22:52:48,472 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 22:52:48,472 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 22:52:48,472 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 22:52:48,472 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 22:52:48,472 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 22:52:48,473 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 22:52:48,473 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 22:52:48,473 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 22:52:48,473 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 22:52:48,473 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 22:52:48,474 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 22:52:48,474 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 22:52:48,474 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 22:52:48,474 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 22:52:48,474 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 22:52:48,475 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 22:52:48,475 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 22:52:48,475 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 22:52:48,475 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 22:52:48,476 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 22:52:48,476 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_99cadd45-862f-406e-a5d6-6e426b8c8185/bin/uautomizer-GMMbpWq8iD/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99cadd45-862f-406e-a5d6-6e426b8c8185/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 303fb09b32b7ab2953a798b1c14f8a25fd3d0e1788678487baddbc8a976b0d5f [2021-10-28 22:52:48,841 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 22:52:48,862 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 22:52:48,866 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 22:52:48,867 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 22:52:48,868 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 22:52:48,870 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99cadd45-862f-406e-a5d6-6e426b8c8185/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/pthread-wmm/safe002_rmo.oepc.i [2021-10-28 22:52:48,949 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99cadd45-862f-406e-a5d6-6e426b8c8185/bin/uautomizer-GMMbpWq8iD/data/b7835bcf7/5b2d9ed24ea8471798cf59b814efdaca/FLAG20a613f4b [2021-10-28 22:52:49,517 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 22:52:49,518 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99cadd45-862f-406e-a5d6-6e426b8c8185/sv-benchmarks/c/pthread-wmm/safe002_rmo.oepc.i [2021-10-28 22:52:49,541 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99cadd45-862f-406e-a5d6-6e426b8c8185/bin/uautomizer-GMMbpWq8iD/data/b7835bcf7/5b2d9ed24ea8471798cf59b814efdaca/FLAG20a613f4b [2021-10-28 22:52:49,778 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99cadd45-862f-406e-a5d6-6e426b8c8185/bin/uautomizer-GMMbpWq8iD/data/b7835bcf7/5b2d9ed24ea8471798cf59b814efdaca [2021-10-28 22:52:49,780 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 22:52:49,782 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 22:52:49,783 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 22:52:49,784 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 22:52:49,787 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 22:52:49,788 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 10:52:49" (1/1) ... [2021-10-28 22:52:49,789 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30d0ab1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:52:49, skipping insertion in model container [2021-10-28 22:52:49,789 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 10:52:49" (1/1) ... [2021-10-28 22:52:49,797 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 22:52:49,853 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 22:52:50,048 WARN L228 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_99cadd45-862f-406e-a5d6-6e426b8c8185/sv-benchmarks/c/pthread-wmm/safe002_rmo.oepc.i[993,1006] [2021-10-28 22:52:50,323 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 22:52:50,343 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 22:52:50,368 WARN L228 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_99cadd45-862f-406e-a5d6-6e426b8c8185/sv-benchmarks/c/pthread-wmm/safe002_rmo.oepc.i[993,1006] [2021-10-28 22:52:50,447 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 22:52:50,500 INFO L208 MainTranslator]: Completed translation [2021-10-28 22:52:50,501 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:52:50 WrapperNode [2021-10-28 22:52:50,501 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 22:52:50,503 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 22:52:50,503 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 22:52:50,503 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 22:52:50,511 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:52:50" (1/1) ... [2021-10-28 22:52:50,553 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:52:50" (1/1) ... [2021-10-28 22:52:50,608 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 22:52:50,613 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 22:52:50,613 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 22:52:50,613 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 22:52:50,622 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:52:50" (1/1) ... [2021-10-28 22:52:50,622 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:52:50" (1/1) ... [2021-10-28 22:52:50,638 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:52:50" (1/1) ... [2021-10-28 22:52:50,643 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:52:50" (1/1) ... [2021-10-28 22:52:50,670 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:52:50" (1/1) ... [2021-10-28 22:52:50,677 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:52:50" (1/1) ... [2021-10-28 22:52:50,684 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:52:50" (1/1) ... [2021-10-28 22:52:50,695 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 22:52:50,697 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 22:52:50,703 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 22:52:50,703 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 22:52:50,704 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:52:50" (1/1) ... [2021-10-28 22:52:50,713 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 22:52:50,725 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99cadd45-862f-406e-a5d6-6e426b8c8185/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:52:50,740 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99cadd45-862f-406e-a5d6-6e426b8c8185/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-28 22:52:50,745 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99cadd45-862f-406e-a5d6-6e426b8c8185/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-28 22:52:50,789 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-28 22:52:50,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-28 22:52:50,789 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-10-28 22:52:50,790 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 22:52:50,790 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-28 22:52:50,790 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-10-28 22:52:50,790 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-10-28 22:52:50,790 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-10-28 22:52:50,790 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-10-28 22:52:50,791 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-10-28 22:52:50,791 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-10-28 22:52:50,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 22:52:50,791 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-10-28 22:52:50,791 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 22:52:50,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 22:52:50,794 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-28 22:52:54,110 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 22:52:54,111 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-10-28 22:52:54,115 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 10:52:54 BoogieIcfgContainer [2021-10-28 22:52:54,115 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 22:52:54,117 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-28 22:52:54,117 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-28 22:52:54,121 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-28 22:52:54,121 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 10:52:49" (1/3) ... [2021-10-28 22:52:54,122 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@658531c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 10:52:54, skipping insertion in model container [2021-10-28 22:52:54,123 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:52:50" (2/3) ... [2021-10-28 22:52:54,123 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@658531c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 10:52:54, skipping insertion in model container [2021-10-28 22:52:54,123 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 10:52:54" (3/3) ... [2021-10-28 22:52:54,130 INFO L111 eAbstractionObserver]: Analyzing ICFG safe002_rmo.oepc.i [2021-10-28 22:52:54,136 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-10-28 22:52:54,136 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-28 22:52:54,136 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-10-28 22:52:54,137 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-10-28 22:52:54,219 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,220 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,220 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,220 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,220 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,220 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,221 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,221 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,221 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,221 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,221 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,221 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,222 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,222 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,222 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,222 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,223 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,223 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,223 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,224 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,224 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,224 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,224 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,224 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,225 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,225 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,225 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,226 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,226 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,227 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,227 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,227 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,227 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,227 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,227 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,227 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,228 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,228 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,228 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,228 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,228 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,228 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,228 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,229 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,229 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,229 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,229 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,229 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,229 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,229 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,230 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,230 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,232 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,232 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,232 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,232 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,232 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,232 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,233 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,233 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,233 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,233 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,233 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,233 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,233 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,234 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,234 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,234 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,234 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,234 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,234 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,234 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,235 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,235 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,235 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,235 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,236 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,236 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,236 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,236 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,236 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,236 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,237 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,237 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,237 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,238 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,241 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,241 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,241 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,243 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,243 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,243 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,243 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,244 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,244 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,250 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,253 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,254 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,254 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,254 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,254 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,254 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,254 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,255 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,255 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,255 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,255 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,255 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,256 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,256 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,256 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,256 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,256 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,256 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,256 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,257 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,257 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,257 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,257 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,258 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,258 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,258 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,258 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,258 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,258 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,258 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,259 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,259 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,259 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,259 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,260 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,260 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,260 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,260 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,260 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,260 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,261 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,261 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,261 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,261 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,261 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,262 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,262 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,262 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,262 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,262 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,262 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,262 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,262 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,263 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,263 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,263 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,263 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,263 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,264 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,264 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,264 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,264 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,264 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,265 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,265 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,265 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,265 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,265 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,265 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,265 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,265 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,266 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,266 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,266 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,266 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,266 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,266 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,266 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,266 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,266 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,267 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,267 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,267 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,267 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,267 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,267 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,269 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,269 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,269 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,269 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,269 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,269 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,270 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,270 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,270 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,270 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,270 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,270 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,270 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,270 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,271 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,271 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,271 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,271 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,271 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,271 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,271 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,271 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,272 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,272 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,272 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,272 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,272 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,272 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,272 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,272 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,273 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,277 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,277 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,278 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,278 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,278 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,278 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,278 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,278 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,278 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,279 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,280 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,280 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,280 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,282 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,282 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,282 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,282 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,282 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,283 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,283 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,283 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,283 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,297 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,297 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,297 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,297 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,297 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,297 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,298 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,298 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,298 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,298 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,299 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,299 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,299 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,302 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,302 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,302 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,302 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,303 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,303 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,303 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,303 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,303 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,303 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,303 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,304 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,304 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,304 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,304 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,304 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,304 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,304 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,305 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,305 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,305 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,305 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,305 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,305 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,305 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,306 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,306 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,306 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,306 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,306 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,306 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,311 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,311 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,311 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,312 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,312 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,312 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,312 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,312 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,312 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,312 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,313 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,314 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,315 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,315 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,315 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,315 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,315 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,315 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,316 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,316 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,316 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,316 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,316 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,316 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,316 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,317 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,317 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,317 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,317 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,317 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,317 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,317 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,318 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,318 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,318 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,318 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,318 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,318 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,318 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,319 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,319 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,319 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,319 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,319 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,319 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,319 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,320 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,320 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,320 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:52:54,321 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-10-28 22:52:54,377 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-28 22:52:54,384 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 [2021-10-28 22:52:54,384 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-10-28 22:52:54,397 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 131 places, 123 transitions, 261 flow [2021-10-28 22:52:54,463 INFO L129 PetriNetUnfolder]: 2/120 cut-off events. [2021-10-28 22:52:54,463 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-10-28 22:52:54,467 INFO L84 FinitePrefix]: Finished finitePrefix Result has 130 conditions, 120 events. 2/120 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 52 event pairs, 0 based on Foata normal form. 0/117 useless extension candidates. Maximal degree in co-relation 66. Up to 2 conditions per place. [2021-10-28 22:52:54,467 INFO L82 GeneralOperation]: Start removeDead. Operand has 131 places, 123 transitions, 261 flow [2021-10-28 22:52:54,473 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 117 places, 108 transitions, 225 flow [2021-10-28 22:52:54,503 INFO L129 PetriNetUnfolder]: 1/107 cut-off events. [2021-10-28 22:52:54,504 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-10-28 22:52:54,504 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-28 22:52:54,505 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] [2021-10-28 22:52:54,505 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-28 22:52:54,513 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:52:54,513 INFO L85 PathProgramCache]: Analyzing trace with hash 820336519, now seen corresponding path program 1 times [2021-10-28 22:52:54,522 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:52:54,524 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1636330309] [2021-10-28 22:52:54,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:52:54,525 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:52:54,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:52:55,240 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 22:52:55,241 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:52:55,241 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1636330309] [2021-10-28 22:52:55,242 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1636330309] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:52:55,242 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:52:55,243 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-10-28 22:52:55,244 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1575084341] [2021-10-28 22:52:55,254 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-28 22:52:55,254 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:52:55,267 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-28 22:52:55,269 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-10-28 22:52:55,273 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 111 out of 123 [2021-10-28 22:52:55,278 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 117 places, 108 transitions, 225 flow. Second operand has 7 states, 7 states have (on average 112.14285714285714) internal successors, (785), 7 states have internal predecessors, (785), 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) [2021-10-28 22:52:55,279 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-28 22:52:55,279 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 111 of 123 [2021-10-28 22:52:55,280 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-28 22:52:55,469 INFO L129 PetriNetUnfolder]: 3/123 cut-off events. [2021-10-28 22:52:55,469 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-10-28 22:52:55,470 INFO L84 FinitePrefix]: Finished finitePrefix Result has 153 conditions, 123 events. 3/123 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 98 event pairs, 0 based on Foata normal form. 4/126 useless extension candidates. Maximal degree in co-relation 86. Up to 7 conditions per place. [2021-10-28 22:52:55,471 INFO L132 encePairwiseOnDemand]: 116/123 looper letters, 6 selfloop transitions, 2 changer transitions 11/117 dead transitions. [2021-10-28 22:52:55,471 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 125 places, 117 transitions, 279 flow [2021-10-28 22:52:55,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-28 22:52:55,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-10-28 22:52:55,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1021 transitions. [2021-10-28 22:52:55,490 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9223125564588979 [2021-10-28 22:52:55,491 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1021 transitions. [2021-10-28 22:52:55,492 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1021 transitions. [2021-10-28 22:52:55,496 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 22:52:55,499 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1021 transitions. [2021-10-28 22:52:55,506 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 113.44444444444444) internal successors, (1021), 9 states have internal predecessors, (1021), 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) [2021-10-28 22:52:55,516 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 123.0) internal successors, (1230), 10 states have internal predecessors, (1230), 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) [2021-10-28 22:52:55,518 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 123.0) internal successors, (1230), 10 states have internal predecessors, (1230), 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) [2021-10-28 22:52:55,520 INFO L186 Difference]: Start difference. First operand has 117 places, 108 transitions, 225 flow. Second operand 9 states and 1021 transitions. [2021-10-28 22:52:55,521 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 125 places, 117 transitions, 279 flow [2021-10-28 22:52:55,525 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 122 places, 117 transitions, 276 flow, removed 0 selfloop flow, removed 3 redundant places. [2021-10-28 22:52:55,529 INFO L242 Difference]: Finished difference. Result has 129 places, 106 transitions, 238 flow [2021-10-28 22:52:55,531 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=123, PETRI_DIFFERENCE_MINUEND_FLOW=220, PETRI_DIFFERENCE_MINUEND_PLACES=114, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=107, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=105, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=238, PETRI_PLACES=129, PETRI_TRANSITIONS=106} [2021-10-28 22:52:55,532 INFO L334 CegarLoopForPetriNet]: 117 programPoint places, 12 predicate places. [2021-10-28 22:52:55,533 INFO L470 AbstractCegarLoop]: Abstraction has has 129 places, 106 transitions, 238 flow [2021-10-28 22:52:55,534 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 112.14285714285714) internal successors, (785), 7 states have internal predecessors, (785), 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) [2021-10-28 22:52:55,534 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-28 22:52:55,534 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] [2021-10-28 22:52:55,534 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-28 22:52:55,535 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-28 22:52:55,535 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:52:55,536 INFO L85 PathProgramCache]: Analyzing trace with hash 620790568, now seen corresponding path program 1 times [2021-10-28 22:52:55,536 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:52:55,536 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [842949246] [2021-10-28 22:52:55,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:52:55,537 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:52:55,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:52:55,820 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 22:52:55,821 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:52:55,821 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [842949246] [2021-10-28 22:52:55,821 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [842949246] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:52:55,821 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:52:55,821 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-10-28 22:52:55,822 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1002771116] [2021-10-28 22:52:55,823 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-28 22:52:55,823 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:52:55,824 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-28 22:52:55,824 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-10-28 22:52:55,826 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 110 out of 123 [2021-10-28 22:52:55,850 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 129 places, 106 transitions, 238 flow. Second operand has 7 states, 7 states have (on average 111.14285714285714) internal successors, (778), 7 states have internal predecessors, (778), 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) [2021-10-28 22:52:55,850 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-28 22:52:55,850 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 110 of 123 [2021-10-28 22:52:55,850 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-28 22:52:56,024 INFO L129 PetriNetUnfolder]: 3/121 cut-off events. [2021-10-28 22:52:56,024 INFO L130 PetriNetUnfolder]: For 14/14 co-relation queries the response was YES. [2021-10-28 22:52:56,025 INFO L84 FinitePrefix]: Finished finitePrefix Result has 176 conditions, 121 events. 3/121 cut-off events. For 14/14 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 92 event pairs, 0 based on Foata normal form. 2/123 useless extension candidates. Maximal degree in co-relation 161. Up to 7 conditions per place. [2021-10-28 22:52:56,026 INFO L132 encePairwiseOnDemand]: 116/123 looper letters, 6 selfloop transitions, 3 changer transitions 10/116 dead transitions. [2021-10-28 22:52:56,026 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 131 places, 116 transitions, 314 flow [2021-10-28 22:52:56,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-28 22:52:56,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-10-28 22:52:56,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1121 transitions. [2021-10-28 22:52:56,031 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9113821138211382 [2021-10-28 22:52:56,031 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 1121 transitions. [2021-10-28 22:52:56,031 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 1121 transitions. [2021-10-28 22:52:56,033 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 22:52:56,033 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 1121 transitions. [2021-10-28 22:52:56,037 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 112.1) internal successors, (1121), 10 states have internal predecessors, (1121), 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) [2021-10-28 22:52:56,042 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 123.0) internal successors, (1353), 11 states have internal predecessors, (1353), 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) [2021-10-28 22:52:56,043 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 123.0) internal successors, (1353), 11 states have internal predecessors, (1353), 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) [2021-10-28 22:52:56,043 INFO L186 Difference]: Start difference. First operand has 129 places, 106 transitions, 238 flow. Second operand 10 states and 1121 transitions. [2021-10-28 22:52:56,044 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 131 places, 116 transitions, 314 flow [2021-10-28 22:52:56,046 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 123 places, 116 transitions, 282 flow, removed 14 selfloop flow, removed 8 redundant places. [2021-10-28 22:52:56,049 INFO L242 Difference]: Finished difference. Result has 130 places, 106 transitions, 244 flow [2021-10-28 22:52:56,050 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=123, PETRI_DIFFERENCE_MINUEND_FLOW=222, PETRI_DIFFERENCE_MINUEND_PLACES=114, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=106, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=103, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=244, PETRI_PLACES=130, PETRI_TRANSITIONS=106} [2021-10-28 22:52:56,050 INFO L334 CegarLoopForPetriNet]: 117 programPoint places, 13 predicate places. [2021-10-28 22:52:56,051 INFO L470 AbstractCegarLoop]: Abstraction has has 130 places, 106 transitions, 244 flow [2021-10-28 22:52:56,052 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 111.14285714285714) internal successors, (778), 7 states have internal predecessors, (778), 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) [2021-10-28 22:52:56,052 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-28 22:52:56,052 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:52:56,052 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-28 22:52:56,053 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-28 22:52:56,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:52:56,053 INFO L85 PathProgramCache]: Analyzing trace with hash -1882527511, now seen corresponding path program 1 times [2021-10-28 22:52:56,054 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:52:56,054 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [255036732] [2021-10-28 22:52:56,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:52:56,054 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:52:56,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:52:56,707 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 22:52:56,708 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:52:56,708 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [255036732] [2021-10-28 22:52:56,709 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [255036732] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:52:56,709 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:52:56,710 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-10-28 22:52:56,710 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1616788457] [2021-10-28 22:52:56,712 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-10-28 22:52:56,712 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:52:56,713 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-10-28 22:52:56,714 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=116, Unknown=0, NotChecked=0, Total=156 [2021-10-28 22:52:56,718 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 91 out of 123 [2021-10-28 22:52:56,720 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 130 places, 106 transitions, 244 flow. Second operand has 13 states, 13 states have (on average 92.84615384615384) internal successors, (1207), 13 states have internal predecessors, (1207), 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) [2021-10-28 22:52:56,720 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-28 22:52:56,720 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 91 of 123 [2021-10-28 22:52:56,720 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-28 22:52:57,389 INFO L129 PetriNetUnfolder]: 219/697 cut-off events. [2021-10-28 22:52:57,389 INFO L130 PetriNetUnfolder]: For 142/142 co-relation queries the response was YES. [2021-10-28 22:52:57,396 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1330 conditions, 697 events. 219/697 cut-off events. For 142/142 co-relation queries the response was YES. Maximal size of possible extension queue 48. Compared 3922 event pairs, 110 based on Foata normal form. 9/678 useless extension candidates. Maximal degree in co-relation 1250. Up to 257 conditions per place. [2021-10-28 22:52:57,402 INFO L132 encePairwiseOnDemand]: 106/123 looper letters, 24 selfloop transitions, 17 changer transitions 16/135 dead transitions. [2021-10-28 22:52:57,402 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 136 places, 135 transitions, 433 flow [2021-10-28 22:52:57,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-28 22:52:57,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-10-28 22:52:57,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1241 transitions. [2021-10-28 22:52:57,408 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7761100687929956 [2021-10-28 22:52:57,408 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1241 transitions. [2021-10-28 22:52:57,409 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1241 transitions. [2021-10-28 22:52:57,410 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 22:52:57,410 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1241 transitions. [2021-10-28 22:52:57,415 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 95.46153846153847) internal successors, (1241), 13 states have internal predecessors, (1241), 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) [2021-10-28 22:52:57,420 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 123.0) internal successors, (1722), 14 states have internal predecessors, (1722), 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) [2021-10-28 22:52:57,421 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 123.0) internal successors, (1722), 14 states have internal predecessors, (1722), 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) [2021-10-28 22:52:57,421 INFO L186 Difference]: Start difference. First operand has 130 places, 106 transitions, 244 flow. Second operand 13 states and 1241 transitions. [2021-10-28 22:52:57,422 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 136 places, 135 transitions, 433 flow [2021-10-28 22:52:57,429 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 127 places, 135 transitions, 407 flow, removed 10 selfloop flow, removed 9 redundant places. [2021-10-28 22:52:57,434 INFO L242 Difference]: Finished difference. Result has 132 places, 116 transitions, 319 flow [2021-10-28 22:52:57,435 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=123, PETRI_DIFFERENCE_MINUEND_FLOW=226, PETRI_DIFFERENCE_MINUEND_PLACES=115, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=106, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=92, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=319, PETRI_PLACES=132, PETRI_TRANSITIONS=116} [2021-10-28 22:52:57,435 INFO L334 CegarLoopForPetriNet]: 117 programPoint places, 15 predicate places. [2021-10-28 22:52:57,435 INFO L470 AbstractCegarLoop]: Abstraction has has 132 places, 116 transitions, 319 flow [2021-10-28 22:52:57,438 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 92.84615384615384) internal successors, (1207), 13 states have internal predecessors, (1207), 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) [2021-10-28 22:52:57,438 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-28 22:52:57,438 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:52:57,438 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-28 22:52:57,439 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-28 22:52:57,439 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:52:57,439 INFO L85 PathProgramCache]: Analyzing trace with hash -1998651159, now seen corresponding path program 2 times [2021-10-28 22:52:57,439 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:52:57,440 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1089804287] [2021-10-28 22:52:57,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:52:57,440 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:52:57,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:52:58,173 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 22:52:58,173 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:52:58,173 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1089804287] [2021-10-28 22:52:58,174 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1089804287] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:52:58,174 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:52:58,174 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2021-10-28 22:52:58,174 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1567836673] [2021-10-28 22:52:58,175 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2021-10-28 22:52:58,175 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:52:58,175 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-10-28 22:52:58,176 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=182, Unknown=0, NotChecked=0, Total=240 [2021-10-28 22:52:58,178 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 82 out of 123 [2021-10-28 22:52:58,180 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 132 places, 116 transitions, 319 flow. Second operand has 16 states, 16 states have (on average 83.6875) internal successors, (1339), 16 states have internal predecessors, (1339), 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) [2021-10-28 22:52:58,181 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-28 22:52:58,181 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 82 of 123 [2021-10-28 22:52:58,181 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-28 22:52:59,125 INFO L129 PetriNetUnfolder]: 280/874 cut-off events. [2021-10-28 22:52:59,125 INFO L130 PetriNetUnfolder]: For 396/400 co-relation queries the response was YES. [2021-10-28 22:52:59,130 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1982 conditions, 874 events. 280/874 cut-off events. For 396/400 co-relation queries the response was YES. Maximal size of possible extension queue 78. Compared 5435 event pairs, 59 based on Foata normal form. 13/853 useless extension candidates. Maximal degree in co-relation 1903. Up to 225 conditions per place. [2021-10-28 22:52:59,138 INFO L132 encePairwiseOnDemand]: 106/123 looper letters, 39 selfloop transitions, 16 changer transitions 26/156 dead transitions. [2021-10-28 22:52:59,138 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 144 places, 156 transitions, 643 flow [2021-10-28 22:52:59,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-28 22:52:59,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2021-10-28 22:52:59,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 1382 transitions. [2021-10-28 22:52:59,145 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7022357723577236 [2021-10-28 22:52:59,145 INFO L72 ComplementDD]: Start complementDD. Operand 16 states and 1382 transitions. [2021-10-28 22:52:59,145 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 1382 transitions. [2021-10-28 22:52:59,147 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 22:52:59,147 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 16 states and 1382 transitions. [2021-10-28 22:52:59,151 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 17 states, 16 states have (on average 86.375) internal successors, (1382), 16 states have internal predecessors, (1382), 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) [2021-10-28 22:52:59,156 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 17 states, 17 states have (on average 123.0) internal successors, (2091), 17 states have internal predecessors, (2091), 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) [2021-10-28 22:52:59,158 INFO L81 ComplementDD]: Finished complementDD. Result has 17 states, 17 states have (on average 123.0) internal successors, (2091), 17 states have internal predecessors, (2091), 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) [2021-10-28 22:52:59,158 INFO L186 Difference]: Start difference. First operand has 132 places, 116 transitions, 319 flow. Second operand 16 states and 1382 transitions. [2021-10-28 22:52:59,158 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 144 places, 156 transitions, 643 flow [2021-10-28 22:52:59,166 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 135 places, 156 transitions, 618 flow, removed 7 selfloop flow, removed 9 redundant places. [2021-10-28 22:52:59,174 INFO L242 Difference]: Finished difference. Result has 143 places, 124 transitions, 413 flow [2021-10-28 22:52:59,174 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=123, PETRI_DIFFERENCE_MINUEND_FLOW=300, PETRI_DIFFERENCE_MINUEND_PLACES=120, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=116, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=103, PETRI_DIFFERENCE_SUBTRAHEND_STATES=16, PETRI_FLOW=413, PETRI_PLACES=143, PETRI_TRANSITIONS=124} [2021-10-28 22:52:59,175 INFO L334 CegarLoopForPetriNet]: 117 programPoint places, 26 predicate places. [2021-10-28 22:52:59,175 INFO L470 AbstractCegarLoop]: Abstraction has has 143 places, 124 transitions, 413 flow [2021-10-28 22:52:59,177 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 83.6875) internal successors, (1339), 16 states have internal predecessors, (1339), 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) [2021-10-28 22:52:59,177 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-28 22:52:59,177 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:52:59,178 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-28 22:52:59,178 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-28 22:52:59,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:52:59,178 INFO L85 PathProgramCache]: Analyzing trace with hash -853270231, now seen corresponding path program 3 times [2021-10-28 22:52:59,179 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:52:59,179 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1460844362] [2021-10-28 22:52:59,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:52:59,179 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:52:59,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:52:59,884 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 22:52:59,884 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:52:59,884 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1460844362] [2021-10-28 22:52:59,885 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1460844362] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:52:59,885 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:52:59,885 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2021-10-28 22:52:59,885 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [776362376] [2021-10-28 22:52:59,886 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2021-10-28 22:52:59,886 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:52:59,886 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-10-28 22:52:59,887 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=235, Unknown=0, NotChecked=0, Total=306 [2021-10-28 22:52:59,893 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 81 out of 123 [2021-10-28 22:52:59,896 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 143 places, 124 transitions, 413 flow. Second operand has 18 states, 18 states have (on average 82.55555555555556) internal successors, (1486), 18 states have internal predecessors, (1486), 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) [2021-10-28 22:52:59,896 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-28 22:52:59,896 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 81 of 123 [2021-10-28 22:52:59,896 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-28 22:53:00,795 INFO L129 PetriNetUnfolder]: 221/673 cut-off events. [2021-10-28 22:53:00,795 INFO L130 PetriNetUnfolder]: For 970/979 co-relation queries the response was YES. [2021-10-28 22:53:00,799 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1838 conditions, 673 events. 221/673 cut-off events. For 970/979 co-relation queries the response was YES. Maximal size of possible extension queue 51. Compared 3559 event pairs, 47 based on Foata normal form. 11/661 useless extension candidates. Maximal degree in co-relation 1742. Up to 212 conditions per place. [2021-10-28 22:53:00,804 INFO L132 encePairwiseOnDemand]: 105/123 looper letters, 43 selfloop transitions, 21 changer transitions 28/166 dead transitions. [2021-10-28 22:53:00,804 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 155 places, 166 transitions, 835 flow [2021-10-28 22:53:00,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-10-28 22:53:00,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2021-10-28 22:53:00,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 1445 transitions. [2021-10-28 22:53:00,810 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.6910569105691057 [2021-10-28 22:53:00,811 INFO L72 ComplementDD]: Start complementDD. Operand 17 states and 1445 transitions. [2021-10-28 22:53:00,811 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 1445 transitions. [2021-10-28 22:53:00,812 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 22:53:00,812 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 17 states and 1445 transitions. [2021-10-28 22:53:00,817 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 18 states, 17 states have (on average 85.0) internal successors, (1445), 17 states have internal predecessors, (1445), 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) [2021-10-28 22:53:00,822 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 18 states, 18 states have (on average 123.0) internal successors, (2214), 18 states have internal predecessors, (2214), 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) [2021-10-28 22:53:00,824 INFO L81 ComplementDD]: Finished complementDD. Result has 18 states, 18 states have (on average 123.0) internal successors, (2214), 18 states have internal predecessors, (2214), 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) [2021-10-28 22:53:00,824 INFO L186 Difference]: Start difference. First operand has 143 places, 124 transitions, 413 flow. Second operand 17 states and 1445 transitions. [2021-10-28 22:53:00,824 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 155 places, 166 transitions, 835 flow [2021-10-28 22:53:00,830 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 144 places, 166 transitions, 773 flow, removed 19 selfloop flow, removed 11 redundant places. [2021-10-28 22:53:00,834 INFO L242 Difference]: Finished difference. Result has 151 places, 131 transitions, 510 flow [2021-10-28 22:53:00,835 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=123, PETRI_DIFFERENCE_MINUEND_FLOW=377, PETRI_DIFFERENCE_MINUEND_PLACES=128, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=124, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=15, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=105, PETRI_DIFFERENCE_SUBTRAHEND_STATES=17, PETRI_FLOW=510, PETRI_PLACES=151, PETRI_TRANSITIONS=131} [2021-10-28 22:53:00,835 INFO L334 CegarLoopForPetriNet]: 117 programPoint places, 34 predicate places. [2021-10-28 22:53:00,836 INFO L470 AbstractCegarLoop]: Abstraction has has 151 places, 131 transitions, 510 flow [2021-10-28 22:53:00,837 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 82.55555555555556) internal successors, (1486), 18 states have internal predecessors, (1486), 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) [2021-10-28 22:53:00,837 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-28 22:53:00,837 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:53:00,838 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-28 22:53:00,838 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-28 22:53:00,838 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:53:00,839 INFO L85 PathProgramCache]: Analyzing trace with hash 2126799079, now seen corresponding path program 4 times [2021-10-28 22:53:00,839 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:53:00,839 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1633927377] [2021-10-28 22:53:00,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:53:00,840 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:53:00,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:53:01,165 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 22:53:01,166 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:53:01,166 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1633927377] [2021-10-28 22:53:01,166 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1633927377] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:53:01,166 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:53:01,167 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-10-28 22:53:01,167 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [815431900] [2021-10-28 22:53:01,167 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-10-28 22:53:01,168 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:53:01,168 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-10-28 22:53:01,168 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2021-10-28 22:53:01,171 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 94 out of 123 [2021-10-28 22:53:01,172 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 151 places, 131 transitions, 510 flow. Second operand has 10 states, 10 states have (on average 96.1) internal successors, (961), 10 states have internal predecessors, (961), 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) [2021-10-28 22:53:01,172 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-28 22:53:01,173 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 94 of 123 [2021-10-28 22:53:01,173 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-28 22:53:01,676 INFO L129 PetriNetUnfolder]: 196/675 cut-off events. [2021-10-28 22:53:01,676 INFO L130 PetriNetUnfolder]: For 1254/1364 co-relation queries the response was YES. [2021-10-28 22:53:01,681 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1901 conditions, 675 events. 196/675 cut-off events. For 1254/1364 co-relation queries the response was YES. Maximal size of possible extension queue 44. Compared 3681 event pairs, 67 based on Foata normal form. 14/672 useless extension candidates. Maximal degree in co-relation 1811. Up to 247 conditions per place. [2021-10-28 22:53:01,686 INFO L132 encePairwiseOnDemand]: 110/123 looper letters, 39 selfloop transitions, 13 changer transitions 28/164 dead transitions. [2021-10-28 22:53:01,686 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 159 places, 164 transitions, 904 flow [2021-10-28 22:53:01,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-28 22:53:01,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-10-28 22:53:01,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1282 transitions. [2021-10-28 22:53:01,691 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8017510944340213 [2021-10-28 22:53:01,692 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1282 transitions. [2021-10-28 22:53:01,692 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1282 transitions. [2021-10-28 22:53:01,693 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 22:53:01,693 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1282 transitions. [2021-10-28 22:53:01,697 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 98.61538461538461) internal successors, (1282), 13 states have internal predecessors, (1282), 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) [2021-10-28 22:53:01,701 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 123.0) internal successors, (1722), 14 states have internal predecessors, (1722), 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) [2021-10-28 22:53:01,702 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 123.0) internal successors, (1722), 14 states have internal predecessors, (1722), 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) [2021-10-28 22:53:01,703 INFO L186 Difference]: Start difference. First operand has 151 places, 131 transitions, 510 flow. Second operand 13 states and 1282 transitions. [2021-10-28 22:53:01,703 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 159 places, 164 transitions, 904 flow [2021-10-28 22:53:01,708 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 146 places, 164 transitions, 835 flow, removed 21 selfloop flow, removed 13 redundant places. [2021-10-28 22:53:01,711 INFO L242 Difference]: Finished difference. Result has 153 places, 135 transitions, 574 flow [2021-10-28 22:53:01,712 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=123, PETRI_DIFFERENCE_MINUEND_FLOW=467, PETRI_DIFFERENCE_MINUEND_PLACES=134, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=131, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=9, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=118, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=574, PETRI_PLACES=153, PETRI_TRANSITIONS=135} [2021-10-28 22:53:01,712 INFO L334 CegarLoopForPetriNet]: 117 programPoint places, 36 predicate places. [2021-10-28 22:53:01,713 INFO L470 AbstractCegarLoop]: Abstraction has has 153 places, 135 transitions, 574 flow [2021-10-28 22:53:01,713 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 96.1) internal successors, (961), 10 states have internal predecessors, (961), 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) [2021-10-28 22:53:01,714 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-28 22:53:01,714 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] [2021-10-28 22:53:01,714 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-28 22:53:01,714 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-28 22:53:01,715 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:53:01,715 INFO L85 PathProgramCache]: Analyzing trace with hash 1647060842, now seen corresponding path program 1 times [2021-10-28 22:53:01,715 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:53:01,715 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2034383586] [2021-10-28 22:53:01,716 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:53:01,716 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:53:01,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:53:02,316 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 22:53:02,316 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:53:02,317 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2034383586] [2021-10-28 22:53:02,317 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2034383586] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:53:02,317 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:53:02,317 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2021-10-28 22:53:02,317 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1300659204] [2021-10-28 22:53:02,318 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2021-10-28 22:53:02,318 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:53:02,318 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-10-28 22:53:02,319 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=236, Unknown=0, NotChecked=0, Total=306 [2021-10-28 22:53:02,321 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 81 out of 123 [2021-10-28 22:53:02,324 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 153 places, 135 transitions, 574 flow. Second operand has 18 states, 18 states have (on average 82.61111111111111) internal successors, (1487), 18 states have internal predecessors, (1487), 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) [2021-10-28 22:53:02,324 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-28 22:53:02,324 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 81 of 123 [2021-10-28 22:53:02,324 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-28 22:53:03,341 INFO L129 PetriNetUnfolder]: 172/600 cut-off events. [2021-10-28 22:53:03,341 INFO L130 PetriNetUnfolder]: For 1943/2018 co-relation queries the response was YES. [2021-10-28 22:53:03,345 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2059 conditions, 600 events. 172/600 cut-off events. For 1943/2018 co-relation queries the response was YES. Maximal size of possible extension queue 42. Compared 3066 event pairs, 19 based on Foata normal form. 15/598 useless extension candidates. Maximal degree in co-relation 1967. Up to 170 conditions per place. [2021-10-28 22:53:03,349 INFO L132 encePairwiseOnDemand]: 106/123 looper letters, 41 selfloop transitions, 23 changer transitions 33/171 dead transitions. [2021-10-28 22:53:03,350 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 166 places, 171 transitions, 1093 flow [2021-10-28 22:53:03,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-28 22:53:03,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2021-10-28 22:53:03,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 1693 transitions. [2021-10-28 22:53:03,357 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.6882113821138212 [2021-10-28 22:53:03,357 INFO L72 ComplementDD]: Start complementDD. Operand 20 states and 1693 transitions. [2021-10-28 22:53:03,357 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 1693 transitions. [2021-10-28 22:53:03,359 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 22:53:03,359 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 20 states and 1693 transitions. [2021-10-28 22:53:03,365 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 21 states, 20 states have (on average 84.65) internal successors, (1693), 20 states have internal predecessors, (1693), 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) [2021-10-28 22:53:03,371 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 21 states, 21 states have (on average 123.0) internal successors, (2583), 21 states have internal predecessors, (2583), 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) [2021-10-28 22:53:03,373 INFO L81 ComplementDD]: Finished complementDD. Result has 21 states, 21 states have (on average 123.0) internal successors, (2583), 21 states have internal predecessors, (2583), 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) [2021-10-28 22:53:03,373 INFO L186 Difference]: Start difference. First operand has 153 places, 135 transitions, 574 flow. Second operand 20 states and 1693 transitions. [2021-10-28 22:53:03,374 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 166 places, 171 transitions, 1093 flow [2021-10-28 22:53:03,383 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 157 places, 171 transitions, 1012 flow, removed 27 selfloop flow, removed 9 redundant places. [2021-10-28 22:53:03,387 INFO L242 Difference]: Finished difference. Result has 166 places, 133 transitions, 600 flow [2021-10-28 22:53:03,387 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=123, PETRI_DIFFERENCE_MINUEND_FLOW=529, PETRI_DIFFERENCE_MINUEND_PLACES=138, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=135, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=23, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=112, PETRI_DIFFERENCE_SUBTRAHEND_STATES=20, PETRI_FLOW=600, PETRI_PLACES=166, PETRI_TRANSITIONS=133} [2021-10-28 22:53:03,387 INFO L334 CegarLoopForPetriNet]: 117 programPoint places, 49 predicate places. [2021-10-28 22:53:03,388 INFO L470 AbstractCegarLoop]: Abstraction has has 166 places, 133 transitions, 600 flow [2021-10-28 22:53:03,389 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 82.61111111111111) internal successors, (1487), 18 states have internal predecessors, (1487), 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) [2021-10-28 22:53:03,389 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-28 22:53:03,389 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:53:03,389 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-28 22:53:03,390 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-28 22:53:03,390 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:53:03,390 INFO L85 PathProgramCache]: Analyzing trace with hash -82066416, now seen corresponding path program 1 times [2021-10-28 22:53:03,390 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:53:03,391 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [263007148] [2021-10-28 22:53:03,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:53:03,392 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:53:03,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:53:03,910 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 22:53:03,911 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:53:03,911 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [263007148] [2021-10-28 22:53:03,911 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [263007148] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:53:03,911 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:53:03,911 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2021-10-28 22:53:03,911 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1297261587] [2021-10-28 22:53:03,912 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2021-10-28 22:53:03,912 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:53:03,912 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-10-28 22:53:03,913 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=168, Unknown=0, NotChecked=0, Total=240 [2021-10-28 22:53:03,915 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 92 out of 123 [2021-10-28 22:53:03,917 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 166 places, 133 transitions, 600 flow. Second operand has 16 states, 16 states have (on average 93.5) internal successors, (1496), 16 states have internal predecessors, (1496), 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) [2021-10-28 22:53:03,917 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-28 22:53:03,917 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 92 of 123 [2021-10-28 22:53:03,917 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-28 22:53:04,526 INFO L129 PetriNetUnfolder]: 170/640 cut-off events. [2021-10-28 22:53:04,527 INFO L130 PetriNetUnfolder]: For 1794/1873 co-relation queries the response was YES. [2021-10-28 22:53:04,531 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2076 conditions, 640 events. 170/640 cut-off events. For 1794/1873 co-relation queries the response was YES. Maximal size of possible extension queue 46. Compared 3365 event pairs, 45 based on Foata normal form. 9/627 useless extension candidates. Maximal degree in co-relation 1973. Up to 238 conditions per place. [2021-10-28 22:53:04,536 INFO L132 encePairwiseOnDemand]: 108/123 looper letters, 40 selfloop transitions, 25 changer transitions 22/169 dead transitions. [2021-10-28 22:53:04,537 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 174 places, 169 transitions, 1103 flow [2021-10-28 22:53:04,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-28 22:53:04,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2021-10-28 22:53:04,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 1529 transitions. [2021-10-28 22:53:04,544 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7769308943089431 [2021-10-28 22:53:04,545 INFO L72 ComplementDD]: Start complementDD. Operand 16 states and 1529 transitions. [2021-10-28 22:53:04,545 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 1529 transitions. [2021-10-28 22:53:04,546 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 22:53:04,547 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 16 states and 1529 transitions. [2021-10-28 22:53:04,552 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 17 states, 16 states have (on average 95.5625) internal successors, (1529), 16 states have internal predecessors, (1529), 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) [2021-10-28 22:53:04,558 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 17 states, 17 states have (on average 123.0) internal successors, (2091), 17 states have internal predecessors, (2091), 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) [2021-10-28 22:53:04,559 INFO L81 ComplementDD]: Finished complementDD. Result has 17 states, 17 states have (on average 123.0) internal successors, (2091), 17 states have internal predecessors, (2091), 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) [2021-10-28 22:53:04,559 INFO L186 Difference]: Start difference. First operand has 166 places, 133 transitions, 600 flow. Second operand 16 states and 1529 transitions. [2021-10-28 22:53:04,560 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 174 places, 169 transitions, 1103 flow [2021-10-28 22:53:04,575 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 156 places, 169 transitions, 995 flow, removed 31 selfloop flow, removed 18 redundant places. [2021-10-28 22:53:04,579 INFO L242 Difference]: Finished difference. Result has 163 places, 142 transitions, 697 flow [2021-10-28 22:53:04,579 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=123, PETRI_DIFFERENCE_MINUEND_FLOW=526, PETRI_DIFFERENCE_MINUEND_PLACES=141, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=133, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=16, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=108, PETRI_DIFFERENCE_SUBTRAHEND_STATES=16, PETRI_FLOW=697, PETRI_PLACES=163, PETRI_TRANSITIONS=142} [2021-10-28 22:53:04,580 INFO L334 CegarLoopForPetriNet]: 117 programPoint places, 46 predicate places. [2021-10-28 22:53:04,580 INFO L470 AbstractCegarLoop]: Abstraction has has 163 places, 142 transitions, 697 flow [2021-10-28 22:53:04,581 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 93.5) internal successors, (1496), 16 states have internal predecessors, (1496), 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) [2021-10-28 22:53:04,581 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-28 22:53:04,581 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:53:04,582 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-28 22:53:04,582 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-28 22:53:04,582 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:53:04,583 INFO L85 PathProgramCache]: Analyzing trace with hash -586647818, now seen corresponding path program 2 times [2021-10-28 22:53:04,583 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:53:04,583 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [524884390] [2021-10-28 22:53:04,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:53:04,583 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:53:04,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:53:05,160 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 22:53:05,160 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:53:05,160 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [524884390] [2021-10-28 22:53:05,160 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [524884390] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:53:05,161 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:53:05,161 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2021-10-28 22:53:05,161 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1144435003] [2021-10-28 22:53:05,161 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2021-10-28 22:53:05,161 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:53:05,162 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-10-28 22:53:05,162 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=189, Unknown=0, NotChecked=0, Total=240 [2021-10-28 22:53:05,164 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 82 out of 123 [2021-10-28 22:53:05,166 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 163 places, 142 transitions, 697 flow. Second operand has 16 states, 16 states have (on average 83.8125) internal successors, (1341), 16 states have internal predecessors, (1341), 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) [2021-10-28 22:53:05,167 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-28 22:53:05,167 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 82 of 123 [2021-10-28 22:53:05,167 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-28 22:53:05,909 INFO L129 PetriNetUnfolder]: 164/616 cut-off events. [2021-10-28 22:53:05,910 INFO L130 PetriNetUnfolder]: For 2527/2608 co-relation queries the response was YES. [2021-10-28 22:53:05,914 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2205 conditions, 616 events. 164/616 cut-off events. For 2527/2608 co-relation queries the response was YES. Maximal size of possible extension queue 46. Compared 3234 event pairs, 20 based on Foata normal form. 11/609 useless extension candidates. Maximal degree in co-relation 2116. Up to 198 conditions per place. [2021-10-28 22:53:05,920 INFO L132 encePairwiseOnDemand]: 108/123 looper letters, 47 selfloop transitions, 39 changer transitions 22/182 dead transitions. [2021-10-28 22:53:05,920 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 174 places, 182 transitions, 1367 flow [2021-10-28 22:53:05,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-28 22:53:05,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2021-10-28 22:53:05,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 1546 transitions. [2021-10-28 22:53:05,925 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.6982836495031617 [2021-10-28 22:53:05,925 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 1546 transitions. [2021-10-28 22:53:05,925 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 1546 transitions. [2021-10-28 22:53:05,926 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 22:53:05,926 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 1546 transitions. [2021-10-28 22:53:05,933 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 19 states, 18 states have (on average 85.88888888888889) internal successors, (1546), 18 states have internal predecessors, (1546), 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) [2021-10-28 22:53:05,937 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 19 states, 19 states have (on average 123.0) internal successors, (2337), 19 states have internal predecessors, (2337), 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) [2021-10-28 22:53:05,939 INFO L81 ComplementDD]: Finished complementDD. Result has 19 states, 19 states have (on average 123.0) internal successors, (2337), 19 states have internal predecessors, (2337), 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) [2021-10-28 22:53:05,939 INFO L186 Difference]: Start difference. First operand has 163 places, 142 transitions, 697 flow. Second operand 18 states and 1546 transitions. [2021-10-28 22:53:05,939 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 174 places, 182 transitions, 1367 flow [2021-10-28 22:53:05,950 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 160 places, 182 transitions, 1202 flow, removed 65 selfloop flow, removed 14 redundant places. [2021-10-28 22:53:05,955 INFO L242 Difference]: Finished difference. Result has 168 places, 154 transitions, 888 flow [2021-10-28 22:53:05,956 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=123, PETRI_DIFFERENCE_MINUEND_FLOW=635, PETRI_DIFFERENCE_MINUEND_PLACES=143, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=142, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=28, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=108, PETRI_DIFFERENCE_SUBTRAHEND_STATES=18, PETRI_FLOW=888, PETRI_PLACES=168, PETRI_TRANSITIONS=154} [2021-10-28 22:53:05,956 INFO L334 CegarLoopForPetriNet]: 117 programPoint places, 51 predicate places. [2021-10-28 22:53:05,957 INFO L470 AbstractCegarLoop]: Abstraction has has 168 places, 154 transitions, 888 flow [2021-10-28 22:53:05,966 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 83.8125) internal successors, (1341), 16 states have internal predecessors, (1341), 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) [2021-10-28 22:53:05,975 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-28 22:53:05,975 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] [2021-10-28 22:53:05,975 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-28 22:53:05,975 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-28 22:53:05,976 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:53:05,976 INFO L85 PathProgramCache]: Analyzing trace with hash -1362646077, now seen corresponding path program 1 times [2021-10-28 22:53:05,976 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:53:05,976 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1741509883] [2021-10-28 22:53:05,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:53:05,977 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:53:06,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:53:06,133 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 22:53:06,133 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:53:06,134 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1741509883] [2021-10-28 22:53:06,134 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1741509883] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:53:06,134 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:53:06,134 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-28 22:53:06,134 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [838439258] [2021-10-28 22:53:06,135 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-28 22:53:06,135 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:53:06,136 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-28 22:53:06,139 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-28 22:53:06,141 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 109 out of 123 [2021-10-28 22:53:06,142 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 168 places, 154 transitions, 888 flow. Second operand has 6 states, 6 states have (on average 110.16666666666667) internal successors, (661), 6 states have internal predecessors, (661), 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) [2021-10-28 22:53:06,142 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-28 22:53:06,143 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 109 of 123 [2021-10-28 22:53:06,143 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-28 22:53:06,482 INFO L129 PetriNetUnfolder]: 415/1263 cut-off events. [2021-10-28 22:53:06,482 INFO L130 PetriNetUnfolder]: For 2024/2102 co-relation queries the response was YES. [2021-10-28 22:53:06,493 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3039 conditions, 1263 events. 415/1263 cut-off events. For 2024/2102 co-relation queries the response was YES. Maximal size of possible extension queue 171. Compared 9572 event pairs, 48 based on Foata normal form. 57/1245 useless extension candidates. Maximal degree in co-relation 2942. Up to 310 conditions per place. [2021-10-28 22:53:06,502 INFO L132 encePairwiseOnDemand]: 114/123 looper letters, 19 selfloop transitions, 16 changer transitions 0/178 dead transitions. [2021-10-28 22:53:06,502 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 170 places, 178 transitions, 994 flow [2021-10-28 22:53:06,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-28 22:53:06,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-10-28 22:53:06,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1018 transitions. [2021-10-28 22:53:06,505 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.919602529358627 [2021-10-28 22:53:06,505 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1018 transitions. [2021-10-28 22:53:06,506 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1018 transitions. [2021-10-28 22:53:06,506 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 22:53:06,506 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1018 transitions. [2021-10-28 22:53:06,509 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 113.11111111111111) internal successors, (1018), 9 states have internal predecessors, (1018), 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) [2021-10-28 22:53:06,511 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 123.0) internal successors, (1230), 10 states have internal predecessors, (1230), 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) [2021-10-28 22:53:06,512 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 123.0) internal successors, (1230), 10 states have internal predecessors, (1230), 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) [2021-10-28 22:53:06,512 INFO L186 Difference]: Start difference. First operand has 168 places, 154 transitions, 888 flow. Second operand 9 states and 1018 transitions. [2021-10-28 22:53:06,512 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 170 places, 178 transitions, 994 flow [2021-10-28 22:53:06,521 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 158 places, 178 transitions, 943 flow, removed 20 selfloop flow, removed 12 redundant places. [2021-10-28 22:53:06,524 INFO L242 Difference]: Finished difference. Result has 163 places, 167 transitions, 934 flow [2021-10-28 22:53:06,526 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=123, PETRI_DIFFERENCE_MINUEND_FLOW=823, PETRI_DIFFERENCE_MINUEND_PLACES=150, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=153, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=145, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=934, PETRI_PLACES=163, PETRI_TRANSITIONS=167} [2021-10-28 22:53:06,526 INFO L334 CegarLoopForPetriNet]: 117 programPoint places, 46 predicate places. [2021-10-28 22:53:06,526 INFO L470 AbstractCegarLoop]: Abstraction has has 163 places, 167 transitions, 934 flow [2021-10-28 22:53:06,527 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 110.16666666666667) internal successors, (661), 6 states have internal predecessors, (661), 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) [2021-10-28 22:53:06,527 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-28 22:53:06,527 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:53:06,527 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-28 22:53:06,528 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-28 22:53:06,529 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:53:06,529 INFO L85 PathProgramCache]: Analyzing trace with hash -1486008045, now seen corresponding path program 1 times [2021-10-28 22:53:06,530 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:53:06,531 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1910695608] [2021-10-28 22:53:06,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:53:06,532 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:53:06,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:53:06,983 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 22:53:06,983 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:53:06,983 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1910695608] [2021-10-28 22:53:06,984 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1910695608] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:53:06,984 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:53:06,984 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2021-10-28 22:53:06,984 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1058094796] [2021-10-28 22:53:06,985 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-10-28 22:53:06,985 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:53:06,985 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-10-28 22:53:06,985 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2021-10-28 22:53:06,987 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 93 out of 123 [2021-10-28 22:53:06,989 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 163 places, 167 transitions, 934 flow. Second operand has 14 states, 14 states have (on average 94.71428571428571) internal successors, (1326), 14 states have internal predecessors, (1326), 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) [2021-10-28 22:53:06,989 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-28 22:53:06,989 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 93 of 123 [2021-10-28 22:53:06,989 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-28 22:53:07,611 INFO L129 PetriNetUnfolder]: 317/1326 cut-off events. [2021-10-28 22:53:07,611 INFO L130 PetriNetUnfolder]: For 2759/2910 co-relation queries the response was YES. [2021-10-28 22:53:07,624 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3998 conditions, 1326 events. 317/1326 cut-off events. For 2759/2910 co-relation queries the response was YES. Maximal size of possible extension queue 138. Compared 10898 event pairs, 72 based on Foata normal form. 22/1267 useless extension candidates. Maximal degree in co-relation 3895. Up to 293 conditions per place. [2021-10-28 22:53:07,634 INFO L132 encePairwiseOnDemand]: 109/123 looper letters, 61 selfloop transitions, 30 changer transitions 0/189 dead transitions. [2021-10-28 22:53:07,634 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 177 places, 189 transitions, 1288 flow [2021-10-28 22:53:07,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-28 22:53:07,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2021-10-28 22:53:07,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 1442 transitions. [2021-10-28 22:53:07,638 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7815718157181571 [2021-10-28 22:53:07,638 INFO L72 ComplementDD]: Start complementDD. Operand 15 states and 1442 transitions. [2021-10-28 22:53:07,639 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 1442 transitions. [2021-10-28 22:53:07,640 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 22:53:07,642 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 15 states and 1442 transitions. [2021-10-28 22:53:07,645 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 16 states, 15 states have (on average 96.13333333333334) internal successors, (1442), 15 states have internal predecessors, (1442), 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) [2021-10-28 22:53:07,649 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 16 states, 16 states have (on average 123.0) internal successors, (1968), 16 states have internal predecessors, (1968), 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) [2021-10-28 22:53:07,650 INFO L81 ComplementDD]: Finished complementDD. Result has 16 states, 16 states have (on average 123.0) internal successors, (1968), 16 states have internal predecessors, (1968), 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) [2021-10-28 22:53:07,650 INFO L186 Difference]: Start difference. First operand has 163 places, 167 transitions, 934 flow. Second operand 15 states and 1442 transitions. [2021-10-28 22:53:07,650 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 177 places, 189 transitions, 1288 flow [2021-10-28 22:53:07,662 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 176 places, 189 transitions, 1286 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-10-28 22:53:07,666 INFO L242 Difference]: Finished difference. Result has 179 places, 181 transitions, 1161 flow [2021-10-28 22:53:07,667 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=123, PETRI_DIFFERENCE_MINUEND_FLOW=932, PETRI_DIFFERENCE_MINUEND_PLACES=162, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=167, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=19, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=142, PETRI_DIFFERENCE_SUBTRAHEND_STATES=15, PETRI_FLOW=1161, PETRI_PLACES=179, PETRI_TRANSITIONS=181} [2021-10-28 22:53:07,667 INFO L334 CegarLoopForPetriNet]: 117 programPoint places, 62 predicate places. [2021-10-28 22:53:07,667 INFO L470 AbstractCegarLoop]: Abstraction has has 179 places, 181 transitions, 1161 flow [2021-10-28 22:53:07,668 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 94.71428571428571) internal successors, (1326), 14 states have internal predecessors, (1326), 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) [2021-10-28 22:53:07,668 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-28 22:53:07,668 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:53:07,669 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-28 22:53:07,669 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-28 22:53:07,669 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:53:07,670 INFO L85 PathProgramCache]: Analyzing trace with hash -1544363595, now seen corresponding path program 2 times [2021-10-28 22:53:07,670 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:53:07,670 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1724033756] [2021-10-28 22:53:07,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:53:07,670 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:53:07,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:53:08,054 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 22:53:08,054 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:53:08,055 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1724033756] [2021-10-28 22:53:08,055 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1724033756] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:53:08,055 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:53:08,055 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-10-28 22:53:08,055 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [201079092] [2021-10-28 22:53:08,056 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-10-28 22:53:08,056 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:53:08,058 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-10-28 22:53:08,058 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2021-10-28 22:53:08,060 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 93 out of 123 [2021-10-28 22:53:08,062 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 179 places, 181 transitions, 1161 flow. Second operand has 12 states, 12 states have (on average 95.0) internal successors, (1140), 12 states have internal predecessors, (1140), 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) [2021-10-28 22:53:08,062 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-28 22:53:08,062 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 93 of 123 [2021-10-28 22:53:08,062 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-28 22:53:08,679 INFO L129 PetriNetUnfolder]: 324/1365 cut-off events. [2021-10-28 22:53:08,680 INFO L130 PetriNetUnfolder]: For 3264/3444 co-relation queries the response was YES. [2021-10-28 22:53:08,694 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4277 conditions, 1365 events. 324/1365 cut-off events. For 3264/3444 co-relation queries the response was YES. Maximal size of possible extension queue 135. Compared 11258 event pairs, 67 based on Foata normal form. 23/1303 useless extension candidates. Maximal degree in co-relation 4165. Up to 242 conditions per place. [2021-10-28 22:53:08,705 INFO L132 encePairwiseOnDemand]: 112/123 looper letters, 61 selfloop transitions, 38 changer transitions 0/197 dead transitions. [2021-10-28 22:53:08,706 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 192 places, 197 transitions, 1480 flow [2021-10-28 22:53:08,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-28 22:53:08,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2021-10-28 22:53:08,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 1346 transitions. [2021-10-28 22:53:08,709 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7816492450638792 [2021-10-28 22:53:08,710 INFO L72 ComplementDD]: Start complementDD. Operand 14 states and 1346 transitions. [2021-10-28 22:53:08,710 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 1346 transitions. [2021-10-28 22:53:08,711 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 22:53:08,711 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 14 states and 1346 transitions. [2021-10-28 22:53:08,714 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 15 states, 14 states have (on average 96.14285714285714) internal successors, (1346), 14 states have internal predecessors, (1346), 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) [2021-10-28 22:53:08,718 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 15 states, 15 states have (on average 123.0) internal successors, (1845), 15 states have internal predecessors, (1845), 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) [2021-10-28 22:53:08,719 INFO L81 ComplementDD]: Finished complementDD. Result has 15 states, 15 states have (on average 123.0) internal successors, (1845), 15 states have internal predecessors, (1845), 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) [2021-10-28 22:53:08,719 INFO L186 Difference]: Start difference. First operand has 179 places, 181 transitions, 1161 flow. Second operand 14 states and 1346 transitions. [2021-10-28 22:53:08,719 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 192 places, 197 transitions, 1480 flow [2021-10-28 22:53:08,739 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 186 places, 197 transitions, 1411 flow, removed 29 selfloop flow, removed 6 redundant places. [2021-10-28 22:53:08,743 INFO L242 Difference]: Finished difference. Result has 189 places, 190 transitions, 1302 flow [2021-10-28 22:53:08,744 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=123, PETRI_DIFFERENCE_MINUEND_FLOW=1098, PETRI_DIFFERENCE_MINUEND_PLACES=173, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=181, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=31, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=148, PETRI_DIFFERENCE_SUBTRAHEND_STATES=14, PETRI_FLOW=1302, PETRI_PLACES=189, PETRI_TRANSITIONS=190} [2021-10-28 22:53:08,744 INFO L334 CegarLoopForPetriNet]: 117 programPoint places, 72 predicate places. [2021-10-28 22:53:08,744 INFO L470 AbstractCegarLoop]: Abstraction has has 189 places, 190 transitions, 1302 flow [2021-10-28 22:53:08,745 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 95.0) internal successors, (1140), 12 states have internal predecessors, (1140), 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) [2021-10-28 22:53:08,745 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-28 22:53:08,745 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] [2021-10-28 22:53:08,746 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-10-28 22:53:08,746 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-28 22:53:08,746 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:53:08,746 INFO L85 PathProgramCache]: Analyzing trace with hash 1190188204, now seen corresponding path program 1 times [2021-10-28 22:53:08,747 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:53:08,747 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [981463795] [2021-10-28 22:53:08,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:53:08,747 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:53:08,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:53:08,910 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 22:53:08,911 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:53:08,911 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [981463795] [2021-10-28 22:53:08,911 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [981463795] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:53:08,911 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:53:08,911 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-10-28 22:53:08,912 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [213818624] [2021-10-28 22:53:08,912 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-28 22:53:08,912 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:53:08,913 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-28 22:53:08,918 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-10-28 22:53:08,920 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 109 out of 123 [2021-10-28 22:53:08,921 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 189 places, 190 transitions, 1302 flow. Second operand has 7 states, 7 states have (on average 110.14285714285714) internal successors, (771), 7 states have internal predecessors, (771), 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) [2021-10-28 22:53:08,921 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-28 22:53:08,921 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 109 of 123 [2021-10-28 22:53:08,921 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-28 22:53:09,337 INFO L129 PetriNetUnfolder]: 411/1424 cut-off events. [2021-10-28 22:53:09,337 INFO L130 PetriNetUnfolder]: For 3436/4260 co-relation queries the response was YES. [2021-10-28 22:53:09,352 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4738 conditions, 1424 events. 411/1424 cut-off events. For 3436/4260 co-relation queries the response was YES. Maximal size of possible extension queue 197. Compared 11700 event pairs, 1 based on Foata normal form. 201/1537 useless extension candidates. Maximal degree in co-relation 4657. Up to 396 conditions per place. [2021-10-28 22:53:09,362 INFO L132 encePairwiseOnDemand]: 114/123 looper letters, 15 selfloop transitions, 31 changer transitions 23/215 dead transitions. [2021-10-28 22:53:09,362 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 200 places, 215 transitions, 1549 flow [2021-10-28 22:53:09,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-28 22:53:09,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2021-10-28 22:53:09,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 1358 transitions. [2021-10-28 22:53:09,369 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9200542005420054 [2021-10-28 22:53:09,369 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 1358 transitions. [2021-10-28 22:53:09,369 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 1358 transitions. [2021-10-28 22:53:09,371 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 22:53:09,372 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 1358 transitions. [2021-10-28 22:53:09,377 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 113.16666666666667) internal successors, (1358), 12 states have internal predecessors, (1358), 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) [2021-10-28 22:53:09,380 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 123.0) internal successors, (1599), 13 states have internal predecessors, (1599), 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) [2021-10-28 22:53:09,381 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 123.0) internal successors, (1599), 13 states have internal predecessors, (1599), 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) [2021-10-28 22:53:09,381 INFO L186 Difference]: Start difference. First operand has 189 places, 190 transitions, 1302 flow. Second operand 12 states and 1358 transitions. [2021-10-28 22:53:09,382 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 200 places, 215 transitions, 1549 flow [2021-10-28 22:53:09,397 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 190 places, 215 transitions, 1435 flow, removed 31 selfloop flow, removed 10 redundant places. [2021-10-28 22:53:09,404 INFO L242 Difference]: Finished difference. Result has 193 places, 189 transitions, 1255 flow [2021-10-28 22:53:09,404 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=123, PETRI_DIFFERENCE_MINUEND_FLOW=1150, PETRI_DIFFERENCE_MINUEND_PLACES=179, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=187, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=20, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=166, PETRI_DIFFERENCE_SUBTRAHEND_STATES=12, PETRI_FLOW=1255, PETRI_PLACES=193, PETRI_TRANSITIONS=189} [2021-10-28 22:53:09,405 INFO L334 CegarLoopForPetriNet]: 117 programPoint places, 76 predicate places. [2021-10-28 22:53:09,405 INFO L470 AbstractCegarLoop]: Abstraction has has 193 places, 189 transitions, 1255 flow [2021-10-28 22:53:09,405 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 110.14285714285714) internal successors, (771), 7 states have internal predecessors, (771), 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) [2021-10-28 22:53:09,405 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-28 22:53:09,406 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:53:09,406 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-10-28 22:53:09,406 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-28 22:53:09,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:53:09,407 INFO L85 PathProgramCache]: Analyzing trace with hash 1654680811, now seen corresponding path program 1 times [2021-10-28 22:53:09,407 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:53:09,407 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [900393603] [2021-10-28 22:53:09,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:53:09,408 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:53:09,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:53:09,567 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 22:53:09,568 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:53:09,568 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [900393603] [2021-10-28 22:53:09,568 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [900393603] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:53:09,568 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:53:09,568 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-10-28 22:53:09,569 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1450826040] [2021-10-28 22:53:09,569 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-28 22:53:09,569 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:53:09,570 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-28 22:53:09,570 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-10-28 22:53:09,572 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 109 out of 123 [2021-10-28 22:53:09,574 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 193 places, 189 transitions, 1255 flow. Second operand has 7 states, 7 states have (on average 110.42857142857143) internal successors, (773), 7 states have internal predecessors, (773), 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) [2021-10-28 22:53:09,574 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-28 22:53:09,574 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 109 of 123 [2021-10-28 22:53:09,574 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-28 22:53:09,978 INFO L129 PetriNetUnfolder]: 428/1764 cut-off events. [2021-10-28 22:53:09,979 INFO L130 PetriNetUnfolder]: For 5467/5810 co-relation queries the response was YES. [2021-10-28 22:53:09,999 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5864 conditions, 1764 events. 428/1764 cut-off events. For 5467/5810 co-relation queries the response was YES. Maximal size of possible extension queue 244. Compared 16139 event pairs, 2 based on Foata normal form. 17/1675 useless extension candidates. Maximal degree in co-relation 5775. Up to 448 conditions per place. [2021-10-28 22:53:10,011 INFO L132 encePairwiseOnDemand]: 117/123 looper letters, 14 selfloop transitions, 2 changer transitions 5/199 dead transitions. [2021-10-28 22:53:10,011 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 187 places, 199 transitions, 1368 flow [2021-10-28 22:53:10,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-28 22:53:10,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-10-28 22:53:10,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 783 transitions. [2021-10-28 22:53:10,013 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9094076655052264 [2021-10-28 22:53:10,014 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 783 transitions. [2021-10-28 22:53:10,014 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 783 transitions. [2021-10-28 22:53:10,014 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 22:53:10,014 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 783 transitions. [2021-10-28 22:53:10,016 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 111.85714285714286) internal successors, (783), 7 states have internal predecessors, (783), 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) [2021-10-28 22:53:10,020 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 123.0) internal successors, (984), 8 states have internal predecessors, (984), 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) [2021-10-28 22:53:10,021 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 123.0) internal successors, (984), 8 states have internal predecessors, (984), 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) [2021-10-28 22:53:10,021 INFO L186 Difference]: Start difference. First operand has 193 places, 189 transitions, 1255 flow. Second operand 7 states and 783 transitions. [2021-10-28 22:53:10,021 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 187 places, 199 transitions, 1368 flow [2021-10-28 22:53:10,083 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 178 places, 199 transitions, 1205 flow, removed 60 selfloop flow, removed 9 redundant places. [2021-10-28 22:53:10,087 INFO L242 Difference]: Finished difference. Result has 183 places, 190 transitions, 1133 flow [2021-10-28 22:53:10,088 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=123, PETRI_DIFFERENCE_MINUEND_FLOW=1112, PETRI_DIFFERENCE_MINUEND_PLACES=172, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=189, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=187, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=1133, PETRI_PLACES=183, PETRI_TRANSITIONS=190} [2021-10-28 22:53:10,088 INFO L334 CegarLoopForPetriNet]: 117 programPoint places, 66 predicate places. [2021-10-28 22:53:10,088 INFO L470 AbstractCegarLoop]: Abstraction has has 183 places, 190 transitions, 1133 flow [2021-10-28 22:53:10,089 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 110.42857142857143) internal successors, (773), 7 states have internal predecessors, (773), 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) [2021-10-28 22:53:10,089 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-28 22:53:10,089 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:53:10,089 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-10-28 22:53:10,089 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-28 22:53:10,090 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:53:10,090 INFO L85 PathProgramCache]: Analyzing trace with hash 1591247039, now seen corresponding path program 2 times [2021-10-28 22:53:10,090 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:53:10,090 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1418511306] [2021-10-28 22:53:10,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:53:10,091 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:53:10,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:53:10,290 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 22:53:10,290 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:53:10,291 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1418511306] [2021-10-28 22:53:10,291 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1418511306] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:53:10,291 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:53:10,291 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-10-28 22:53:10,291 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2051730070] [2021-10-28 22:53:10,292 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-28 22:53:10,293 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:53:10,293 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-28 22:53:10,293 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-10-28 22:53:10,295 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 109 out of 123 [2021-10-28 22:53:10,296 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 183 places, 190 transitions, 1133 flow. Second operand has 8 states, 8 states have (on average 110.125) internal successors, (881), 8 states have internal predecessors, (881), 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) [2021-10-28 22:53:10,297 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-28 22:53:10,297 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 109 of 123 [2021-10-28 22:53:10,297 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-28 22:53:10,820 INFO L129 PetriNetUnfolder]: 509/1821 cut-off events. [2021-10-28 22:53:10,820 INFO L130 PetriNetUnfolder]: For 2757/4024 co-relation queries the response was YES. [2021-10-28 22:53:10,840 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5455 conditions, 1821 events. 509/1821 cut-off events. For 2757/4024 co-relation queries the response was YES. Maximal size of possible extension queue 293. Compared 16963 event pairs, 0 based on Foata normal form. 281/1958 useless extension candidates. Maximal degree in co-relation 5418. Up to 280 conditions per place. [2021-10-28 22:53:10,849 INFO L132 encePairwiseOnDemand]: 114/123 looper letters, 10 selfloop transitions, 36 changer transitions 41/208 dead transitions. [2021-10-28 22:53:10,849 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 194 places, 208 transitions, 1342 flow [2021-10-28 22:53:10,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-28 22:53:10,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2021-10-28 22:53:10,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 1686 transitions. [2021-10-28 22:53:10,853 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9138211382113821 [2021-10-28 22:53:10,853 INFO L72 ComplementDD]: Start complementDD. Operand 15 states and 1686 transitions. [2021-10-28 22:53:10,854 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 1686 transitions. [2021-10-28 22:53:10,855 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 22:53:10,855 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 15 states and 1686 transitions. [2021-10-28 22:53:10,859 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 16 states, 15 states have (on average 112.4) internal successors, (1686), 15 states have internal predecessors, (1686), 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) [2021-10-28 22:53:10,863 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 16 states, 16 states have (on average 123.0) internal successors, (1968), 16 states have internal predecessors, (1968), 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) [2021-10-28 22:53:10,864 INFO L81 ComplementDD]: Finished complementDD. Result has 16 states, 16 states have (on average 123.0) internal successors, (1968), 16 states have internal predecessors, (1968), 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) [2021-10-28 22:53:10,864 INFO L186 Difference]: Start difference. First operand has 183 places, 190 transitions, 1133 flow. Second operand 15 states and 1686 transitions. [2021-10-28 22:53:10,865 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 194 places, 208 transitions, 1342 flow [2021-10-28 22:53:10,887 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 183 places, 208 transitions, 1265 flow, removed 20 selfloop flow, removed 11 redundant places. [2021-10-28 22:53:10,891 INFO L242 Difference]: Finished difference. Result has 189 places, 164 transitions, 886 flow [2021-10-28 22:53:10,892 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=123, PETRI_DIFFERENCE_MINUEND_FLOW=1043, PETRI_DIFFERENCE_MINUEND_PLACES=169, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=189, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=33, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=153, PETRI_DIFFERENCE_SUBTRAHEND_STATES=15, PETRI_FLOW=886, PETRI_PLACES=189, PETRI_TRANSITIONS=164} [2021-10-28 22:53:10,893 INFO L334 CegarLoopForPetriNet]: 117 programPoint places, 72 predicate places. [2021-10-28 22:53:10,893 INFO L470 AbstractCegarLoop]: Abstraction has has 189 places, 164 transitions, 886 flow [2021-10-28 22:53:10,893 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 110.125) internal successors, (881), 8 states have internal predecessors, (881), 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) [2021-10-28 22:53:10,893 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-28 22:53:10,894 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] [2021-10-28 22:53:10,894 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-10-28 22:53:10,894 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-28 22:53:10,895 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:53:10,895 INFO L85 PathProgramCache]: Analyzing trace with hash -466666002, now seen corresponding path program 1 times [2021-10-28 22:53:10,895 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:53:10,895 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [797172118] [2021-10-28 22:53:10,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:53:10,896 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:53:11,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 22:53:11,003 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 22:53:11,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 22:53:11,180 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 22:53:11,181 INFO L627 BasicCegarLoop]: Counterexample is feasible [2021-10-28 22:53:11,182 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 22:53:11,183 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION [2021-10-28 22:53:11,184 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION [2021-10-28 22:53:11,184 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATION [2021-10-28 22:53:11,184 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-10-28 22:53:11,188 INFO L731 BasicCegarLoop]: Path program histogram: [4, 2, 2, 2, 1, 1, 1, 1, 1, 1] [2021-10-28 22:53:11,193 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-10-28 22:53:11,193 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-28 22:53:11,503 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 10:53:11 BasicIcfg [2021-10-28 22:53:11,503 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-28 22:53:11,504 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 22:53:11,504 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 22:53:11,505 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 22:53:11,505 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 10:52:54" (3/4) ... [2021-10-28 22:53:11,508 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-10-28 22:53:11,786 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99cadd45-862f-406e-a5d6-6e426b8c8185/bin/uautomizer-GMMbpWq8iD/witness.graphml [2021-10-28 22:53:11,787 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 22:53:11,791 INFO L168 Benchmark]: Toolchain (without parser) took 22005.57 ms. Allocated memory was 123.7 MB in the beginning and 415.2 MB in the end (delta: 291.5 MB). Free memory was 82.1 MB in the beginning and 266.3 MB in the end (delta: -184.2 MB). Peak memory consumption was 107.1 MB. Max. memory is 16.1 GB. [2021-10-28 22:53:11,791 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 123.7 MB. Free memory is still 100.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 22:53:11,792 INFO L168 Benchmark]: CACSL2BoogieTranslator took 718.39 ms. Allocated memory is still 123.7 MB. Free memory was 82.0 MB in the beginning and 81.8 MB in the end (delta: 175.4 kB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-28 22:53:11,792 INFO L168 Benchmark]: Boogie Procedure Inliner took 109.62 ms. Allocated memory is still 123.7 MB. Free memory was 81.8 MB in the beginning and 79.1 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 22:53:11,793 INFO L168 Benchmark]: Boogie Preprocessor took 83.52 ms. Allocated memory is still 123.7 MB. Free memory was 79.1 MB in the beginning and 76.1 MB in the end (delta: 3.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-28 22:53:11,793 INFO L168 Benchmark]: RCFGBuilder took 3418.46 ms. Allocated memory was 123.7 MB in the beginning and 153.1 MB in the end (delta: 29.4 MB). Free memory was 76.1 MB in the beginning and 60.1 MB in the end (delta: 15.9 MB). Peak memory consumption was 53.1 MB. Max. memory is 16.1 GB. [2021-10-28 22:53:11,794 INFO L168 Benchmark]: TraceAbstraction took 17386.37 ms. Allocated memory was 153.1 MB in the beginning and 415.2 MB in the end (delta: 262.1 MB). Free memory was 59.1 MB in the beginning and 337.7 MB in the end (delta: -278.5 MB). Peak memory consumption was 152.4 MB. Max. memory is 16.1 GB. [2021-10-28 22:53:11,794 INFO L168 Benchmark]: Witness Printer took 282.43 ms. Allocated memory is still 415.2 MB. Free memory was 337.7 MB in the beginning and 266.3 MB in the end (delta: 71.4 MB). Peak memory consumption was 71.3 MB. Max. memory is 16.1 GB. [2021-10-28 22:53:11,796 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 123.7 MB. Free memory is still 100.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 718.39 ms. Allocated memory is still 123.7 MB. Free memory was 82.0 MB in the beginning and 81.8 MB in the end (delta: 175.4 kB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 109.62 ms. Allocated memory is still 123.7 MB. Free memory was 81.8 MB in the beginning and 79.1 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 83.52 ms. Allocated memory is still 123.7 MB. Free memory was 79.1 MB in the beginning and 76.1 MB in the end (delta: 3.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3418.46 ms. Allocated memory was 123.7 MB in the beginning and 153.1 MB in the end (delta: 29.4 MB). Free memory was 76.1 MB in the beginning and 60.1 MB in the end (delta: 15.9 MB). Peak memory consumption was 53.1 MB. Max. memory is 16.1 GB. * TraceAbstraction took 17386.37 ms. Allocated memory was 153.1 MB in the beginning and 415.2 MB in the end (delta: 262.1 MB). Free memory was 59.1 MB in the beginning and 337.7 MB in the end (delta: -278.5 MB). Peak memory consumption was 152.4 MB. Max. memory is 16.1 GB. * Witness Printer took 282.43 ms. Allocated memory is still 415.2 MB. Free memory was 337.7 MB in the beginning and 266.3 MB in the end (delta: 71.4 MB). Peak memory consumption was 71.3 MB. Max. memory is 16.1 GB. * 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: 19]: 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] [L713] 0 _Bool __unbuffered_p0_EAX$flush_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0] [L714] 0 int __unbuffered_p0_EAX$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0] [L715] 0 _Bool __unbuffered_p0_EAX$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0] [L716] 0 _Bool __unbuffered_p0_EAX$r_buff0_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0] [L717] 0 _Bool __unbuffered_p0_EAX$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0] [L718] 0 _Bool __unbuffered_p0_EAX$r_buff0_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0] [L719] 0 _Bool __unbuffered_p0_EAX$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0] [L720] 0 _Bool __unbuffered_p0_EAX$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0] [L721] 0 _Bool __unbuffered_p0_EAX$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0] [L722] 0 _Bool __unbuffered_p0_EAX$r_buff1_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0] [L723] 0 _Bool __unbuffered_p0_EAX$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0] [L724] 0 int *__unbuffered_p0_EAX$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}] [L725] 0 int __unbuffered_p0_EAX$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0] [L726] 0 _Bool __unbuffered_p0_EAX$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0] [L727] 0 int __unbuffered_p0_EAX$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0] [L728] 0 _Bool __unbuffered_p0_EAX$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0] [L730] 0 int __unbuffered_p0_EBX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0] [L732] 0 int __unbuffered_p2_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0] [L733] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0] [L734] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0] [L736] 0 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L738] 0 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y={7:0}] [L739] 0 _Bool y$flush_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y={7:0}, y$flush_delayed=0] [L740] 0 int y$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y={7:0}, y$flush_delayed=0, y$mem_tmp=0] [L741] 0 _Bool y$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y={7:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0] [L742] 0 _Bool y$r_buff0_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y={7:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0] [L743] 0 _Bool y$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y={7:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0] [L744] 0 _Bool y$r_buff0_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y={7:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0] [L745] 0 _Bool y$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y={7:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0] [L746] 0 _Bool y$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y={7:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0] [L747] 0 _Bool y$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y={7:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0] [L748] 0 _Bool y$r_buff1_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y={7:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0] [L749] 0 _Bool y$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y={7:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0] [L750] 0 int *y$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y={7:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}] [L751] 0 int y$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y={7:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0] [L752] 0 _Bool y$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y={7:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0] [L753] 0 int y$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y={7:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0] [L754] 0 _Bool y$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y={7:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L755] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x=0, y={7:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L756] 0 _Bool weak$$choice1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, x=0, y={7:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L757] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x=0, y={7:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L852] 0 pthread_t t1837; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x=0, y={7:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L853] FCALL, FORK 0 pthread_create(&t1837, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x=0, y={7:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L761] 1 weak$$choice0 = __VERIFIER_nondet_bool() [L762] 1 weak$$choice2 = __VERIFIER_nondet_bool() [L763] 1 y$flush_delayed = weak$$choice2 [L764] EXPR 1 \read(y) [L764] 1 y$mem_tmp = y [L765] EXPR 1 !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff1) [L765] EXPR 1 \read(y) [L765] EXPR 1 !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff1) [L765] 1 y = !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff1) [L766] EXPR 1 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff0)) [L766] EXPR 1 !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff0) [L766] EXPR 1 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff0)) [L766] 1 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff0)) [L767] EXPR 1 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1)) [L767] EXPR 1 !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1) [L767] EXPR 1 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1)) [L767] 1 y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1)) [L768] EXPR 1 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used)) [L768] EXPR 1 !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used) [L768] EXPR 1 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used)) [L768] 1 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used)) [L769] EXPR 1 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L769] EXPR 1 !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0) [L769] EXPR 1 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L769] 1 y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L770] EXPR 1 weak$$choice2 ? y$r_buff0_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1)) [L770] EXPR 1 !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1) [L770] EXPR 1 weak$$choice2 ? y$r_buff0_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1)) [L770] 1 y$r_buff0_thd1 = weak$$choice2 ? y$r_buff0_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1)) [L771] EXPR 1 weak$$choice2 ? y$r_buff1_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff1_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L771] EXPR 1 !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff1_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0) [L771] EXPR 1 weak$$choice2 ? y$r_buff1_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff1_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L771] 1 y$r_buff1_thd1 = weak$$choice2 ? y$r_buff1_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff1_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L772] 1 __unbuffered_p0_EAX$read_delayed = (_Bool)1 [L773] 1 __unbuffered_p0_EAX$read_delayed_var = &y [L774] EXPR 1 \read(y) [L774] 1 __unbuffered_p0_EAX = y [L775] EXPR 1 y$flush_delayed ? y$mem_tmp : y [L775] EXPR 1 \read(y) [L775] EXPR 1 y$flush_delayed ? y$mem_tmp : y [L775] 1 y = y$flush_delayed ? y$mem_tmp : y [L776] 1 y$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={7:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=51, weak$$choice1=0, weak$$choice2=0, x=0, y={7:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L854] 0 pthread_t t1838; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={7:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=51, weak$$choice1=0, weak$$choice2=0, x=0, y={7:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L855] FCALL, FORK 0 pthread_create(&t1838, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={7:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=51, weak$$choice1=0, weak$$choice2=0, x=0, y={7:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L856] 0 pthread_t t1839; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={7:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=51, weak$$choice1=0, weak$$choice2=0, x=0, y={7:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L779] 1 __unbuffered_p0_EBX = x VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={7:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=51, weak$$choice1=0, weak$$choice2=0, x=0, y={7:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L791] 2 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={7:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=51, weak$$choice1=0, weak$$choice2=0, x=1, y={7:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L794] 2 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={7:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=51, weak$$choice1=0, weak$$choice2=0, x=1, y={7:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L797] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L797] EXPR 2 y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y [L797] EXPR 2 \read(y) [L797] EXPR 2 y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y [L797] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L797] 2 y = y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L798] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L798] 2 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L799] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used [L799] 2 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used [L800] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L800] 2 y$r_buff0_thd2 = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L801] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2 [L801] 2 y$r_buff1_thd2 = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2 [L857] FCALL, FORK 0 pthread_create(&t1839, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={7:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=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=51, weak$$choice1=0, weak$$choice2=0, x=1, y={7:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L811] 3 weak$$choice0 = __VERIFIER_nondet_bool() [L812] 3 weak$$choice2 = __VERIFIER_nondet_bool() [L813] 3 y$flush_delayed = weak$$choice2 [L814] EXPR 3 \read(y) [L814] 3 y$mem_tmp = y [L815] EXPR 3 !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : y$w_buff1) [L815] EXPR 3 \read(y) [L815] EXPR 3 !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : y$w_buff1) [L815] 3 y = !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : y$w_buff1) [L816] EXPR 3 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : y$w_buff0)) [L816] EXPR 3 !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : y$w_buff0) [L816] EXPR 3 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : y$w_buff0)) [L816] 3 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : y$w_buff0)) [L817] EXPR 3 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff1 : y$w_buff1)) [L817] EXPR 3 !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff1 : y$w_buff1) [L817] EXPR 3 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff1 : y$w_buff1)) [L817] 3 y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff1 : y$w_buff1)) [L818] EXPR 3 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used)) [L818] EXPR 3 !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used) [L818] EXPR 3 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used)) [L818] 3 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used)) [L819] EXPR 3 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L819] EXPR 3 !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0) [L819] EXPR 3 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L819] 3 y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L820] EXPR 3 weak$$choice2 ? y$r_buff0_thd3 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff0_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3)) [L820] EXPR 3 !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff0_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3) [L820] EXPR 3 weak$$choice2 ? y$r_buff0_thd3 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff0_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3)) [L820] 3 y$r_buff0_thd3 = weak$$choice2 ? y$r_buff0_thd3 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff0_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3)) [L821] EXPR 3 weak$$choice2 ? y$r_buff1_thd3 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff1_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L821] EXPR 3 !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff1_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0) [L821] EXPR 3 weak$$choice2 ? y$r_buff1_thd3 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff1_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L821] 3 y$r_buff1_thd3 = weak$$choice2 ? y$r_buff1_thd3 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff1_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L822] EXPR 3 \read(y) [L822] 3 __unbuffered_p2_EAX = y [L823] EXPR 3 y$flush_delayed ? y$mem_tmp : y [L823] EXPR 3 \read(y) [L823] EXPR 3 y$flush_delayed ? y$mem_tmp : y [L823] 3 y = y$flush_delayed ? y$mem_tmp : y [L824] 3 y$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={7:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice1=0, weak$$choice2=0, x=1, y={7:0}, y$flush_delayed=0, y$mem_tmp=1, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L827] 3 y = 2 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={7:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice1=0, weak$$choice2=0, x=1, y={7:0}, y$flush_delayed=0, y$mem_tmp=1, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L784] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={7:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice1=0, weak$$choice2=0, x=1, y={7:0}, y$flush_delayed=0, y$mem_tmp=1, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L804] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={7:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice1=0, weak$$choice2=0, x=1, y={7:0}, y$flush_delayed=0, y$mem_tmp=1, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L830] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y) [L830] EXPR 3 y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y [L830] EXPR 3 \read(y) [L830] EXPR 3 y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y [L830] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y) [L830] 3 y = y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y) [L831] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used [L831] 3 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used [L832] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$w_buff1_used [L832] 3 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$w_buff1_used [L833] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3 [L833] 3 y$r_buff0_thd3 = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3 [L834] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$r_buff1_thd3 [L834] 3 y$r_buff1_thd3 = y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$r_buff1_thd3 [L837] 3 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={7:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice1=0, weak$$choice2=0, x=1, y={7:0}, y$flush_delayed=0, y$mem_tmp=1, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L859] 0 main$tmp_guard0 = __unbuffered_cnt == 3 VAL [__unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={7:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice1=0, weak$$choice2=0, x=1, y={7:0}, y$flush_delayed=0, y$mem_tmp=1, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L4] COND FALSE 0 !(!cond) VAL [__unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={7:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice1=0, weak$$choice2=0, x=1, y={7:0}, y$flush_delayed=0, y$mem_tmp=1, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L863] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L863] EXPR 0 y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y [L863] EXPR 0 \read(y) [L863] EXPR 0 y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y [L863] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L863] 0 y = y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L864] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L864] 0 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L865] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L865] 0 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L866] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L866] 0 y$r_buff0_thd0 = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L867] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L867] 0 y$r_buff1_thd0 = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L870] 0 weak$$choice0 = __VERIFIER_nondet_bool() [L871] 0 weak$$choice2 = __VERIFIER_nondet_bool() [L872] 0 y$flush_delayed = weak$$choice2 [L873] EXPR 0 \read(y) [L873] 0 y$mem_tmp = y [L874] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff1) [L874] EXPR 0 \read(y) [L874] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff1) [L874] 0 y = !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff1) [L875] EXPR 0 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff0)) [L875] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff0) [L875] EXPR 0 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff0)) [L875] 0 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff0)) [L876] EXPR 0 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff1 : y$w_buff1)) [L876] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff1 : y$w_buff1) [L876] EXPR 0 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff1 : y$w_buff1)) [L876] 0 y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff1 : y$w_buff1)) [L877] EXPR 0 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used)) [L877] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used) [L877] EXPR 0 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used)) [L877] 0 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used)) [L878] EXPR 0 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L878] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0) [L878] EXPR 0 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L878] 0 y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L879] EXPR 0 weak$$choice2 ? y$r_buff0_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff0_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0)) [L879] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff0_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0) [L879] EXPR 0 weak$$choice2 ? y$r_buff0_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff0_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0)) [L879] 0 y$r_buff0_thd0 = weak$$choice2 ? y$r_buff0_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff0_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0)) [L880] EXPR 0 weak$$choice2 ? y$r_buff1_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff1_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L880] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff1_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0) [L880] EXPR 0 weak$$choice2 ? y$r_buff1_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff1_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L880] 0 y$r_buff1_thd0 = weak$$choice2 ? y$r_buff1_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff1_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L881] 0 weak$$choice1 = __VERIFIER_nondet_bool() [L882] EXPR 0 __unbuffered_p0_EAX$read_delayed ? (weak$$choice1 ? *__unbuffered_p0_EAX$read_delayed_var : __unbuffered_p0_EAX) : __unbuffered_p0_EAX [L882] EXPR 0 weak$$choice1 ? *__unbuffered_p0_EAX$read_delayed_var : __unbuffered_p0_EAX [L882] EXPR 0 \read(*__unbuffered_p0_EAX$read_delayed_var) [L882] EXPR 0 weak$$choice1 ? *__unbuffered_p0_EAX$read_delayed_var : __unbuffered_p0_EAX [L882] EXPR 0 __unbuffered_p0_EAX$read_delayed ? (weak$$choice1 ? *__unbuffered_p0_EAX$read_delayed_var : __unbuffered_p0_EAX) : __unbuffered_p0_EAX [L882] 0 __unbuffered_p0_EAX = __unbuffered_p0_EAX$read_delayed ? (weak$$choice1 ? *__unbuffered_p0_EAX$read_delayed_var : __unbuffered_p0_EAX) : __unbuffered_p0_EAX [L883] EXPR 0 \read(y) [L883] 0 main$tmp_guard1 = !(y == 2 && __unbuffered_p0_EAX == 2 && __unbuffered_p0_EBX == 0 && __unbuffered_p2_EAX == 1) [L884] EXPR 0 y$flush_delayed ? y$mem_tmp : y [L884] EXPR 0 \read(y) [L884] EXPR 0 y$flush_delayed ? y$mem_tmp : y [L884] 0 y = y$flush_delayed ? y$mem_tmp : y [L885] 0 y$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=3, __unbuffered_p0_EAX=2, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={7:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=50, weak$$choice1=255, weak$$choice2=0, x=1, y={7:0}, y$flush_delayed=0, y$mem_tmp=2, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L19] COND TRUE 0 !expression VAL [__unbuffered_cnt=3, __unbuffered_p0_EAX=2, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={7:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=50, weak$$choice1=255, weak$$choice2=0, x=1, y={7:0}, y$flush_delayed=0, y$mem_tmp=2, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L19] 0 reach_error() VAL [__unbuffered_cnt=3, __unbuffered_p0_EAX=2, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={7:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=50, weak$$choice1=255, weak$$choice2=0, x=1, y={7:0}, y$flush_delayed=0, y$mem_tmp=2, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] - UnprovableResult [Line: 855]: 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: 853]: 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: 857]: 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 7 procedures, 148 locations, 4 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: 16.8s, OverallIterations: 16, TraceHistogramMax: 1, PathProgramHistogramMax: 4, EmptinessCheckTime: 0.0s, AutomataDifference: 9.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 207 SDtfs, 677 SDslu, 864 SDs, 0 SdLazy, 1961 SolverSat, 491 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 317 GetRequests, 44 SyntacticMatches, 8 SemanticMatches, 265 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 909 ImplicationChecksByTransitivity, 3.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1302occurred in iteration=12, InterpolantAutomatonStates: 204, 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, 1.8s SatisfiabilityAnalysisTime, 4.5s InterpolantComputationTime, 1487 NumberOfCodeBlocks, 1487 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 1372 ConstructedInterpolants, 0 QuantifiedInterpolants, 10871 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 15 InterpolantComputations, 15 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! [2021-10-28 22:53:11,841 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99cadd45-862f-406e-a5d6-6e426b8c8185/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...