./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/safe006_power.opt-thin000_power.opt.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_ce3b5b92-8735-484a-a0ba-01e870b6d0f8/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce3b5b92-8735-484a-a0ba-01e870b6d0f8/bin/uautomizer-UnR33cPsHg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce3b5b92-8735-484a-a0ba-01e870b6d0f8/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce3b5b92-8735-484a-a0ba-01e870b6d0f8/bin/uautomizer-UnR33cPsHg/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe006_power.opt-thin000_power.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce3b5b92-8735-484a-a0ba-01e870b6d0f8/bin/uautomizer-UnR33cPsHg/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce3b5b92-8735-484a-a0ba-01e870b6d0f8/bin/uautomizer-UnR33cPsHg --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 eec124b30114ac40ce6b503b76c1b377fc7c0cddd0ece3b04d579d49ce56e9b5 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:05:50,602 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 09:05:50,604 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 09:05:50,647 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 09:05:50,648 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 09:05:50,652 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 09:05:50,656 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 09:05:50,660 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 09:05:50,662 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 09:05:50,668 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 09:05:50,669 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 09:05:50,671 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 09:05:50,671 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 09:05:50,673 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 09:05:50,675 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 09:05:50,676 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 09:05:50,678 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 09:05:50,679 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 09:05:50,683 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 09:05:50,685 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 09:05:50,687 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 09:05:50,688 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 09:05:50,690 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 09:05:50,690 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 09:05:50,693 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 09:05:50,694 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 09:05:50,694 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 09:05:50,695 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 09:05:50,696 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 09:05:50,696 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 09:05:50,697 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 09:05:50,697 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 09:05:50,698 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 09:05:50,699 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 09:05:50,700 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 09:05:50,700 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 09:05:50,700 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 09:05:50,701 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 09:05:50,701 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 09:05:50,701 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 09:05:50,702 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 09:05:50,707 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce3b5b92-8735-484a-a0ba-01e870b6d0f8/bin/uautomizer-UnR33cPsHg/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-28 09:05:50,750 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 09:05:50,750 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 09:05:50,751 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 09:05:50,751 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 09:05:50,758 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 09:05:50,758 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 09:05:50,759 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 09:05:50,759 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 09:05:50,759 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 09:05:50,759 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 09:05:50,760 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 09:05:50,761 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 09:05:50,761 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 09:05:50,761 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 09:05:50,761 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 09:05:50,761 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 09:05:50,762 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 09:05:50,762 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 09:05:50,762 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 09:05:50,762 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 09:05:50,763 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 09:05:50,763 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 09:05:50,763 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 09:05:50,763 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 09:05:50,764 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 09:05:50,764 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 09:05:50,764 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 09:05:50,764 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 09:05:50,764 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 09:05:50,766 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 09:05:50,766 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 09:05:50,766 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 09:05:50,767 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_ce3b5b92-8735-484a-a0ba-01e870b6d0f8/bin/uautomizer-UnR33cPsHg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce3b5b92-8735-484a-a0ba-01e870b6d0f8/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eec124b30114ac40ce6b503b76c1b377fc7c0cddd0ece3b04d579d49ce56e9b5 [2021-10-28 09:05:51,054 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 09:05:51,080 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 09:05:51,082 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 09:05:51,084 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 09:05:51,085 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 09:05:51,085 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce3b5b92-8735-484a-a0ba-01e870b6d0f8/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/pthread-wmm/safe006_power.opt-thin000_power.opt.i [2021-10-28 09:05:51,152 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce3b5b92-8735-484a-a0ba-01e870b6d0f8/bin/uautomizer-UnR33cPsHg/data/92d6ae6b0/4fa4249bd0264495b2b39b83ada1e8a1/FLAGa522be1ea [2021-10-28 09:05:51,802 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 09:05:51,803 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce3b5b92-8735-484a-a0ba-01e870b6d0f8/sv-benchmarks/c/pthread-wmm/safe006_power.opt-thin000_power.opt.i [2021-10-28 09:05:51,823 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce3b5b92-8735-484a-a0ba-01e870b6d0f8/bin/uautomizer-UnR33cPsHg/data/92d6ae6b0/4fa4249bd0264495b2b39b83ada1e8a1/FLAGa522be1ea [2021-10-28 09:05:52,044 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce3b5b92-8735-484a-a0ba-01e870b6d0f8/bin/uautomizer-UnR33cPsHg/data/92d6ae6b0/4fa4249bd0264495b2b39b83ada1e8a1 [2021-10-28 09:05:52,047 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 09:05:52,049 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 09:05:52,055 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 09:05:52,055 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 09:05:52,065 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 09:05:52,066 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:05:52" (1/1) ... [2021-10-28 09:05:52,068 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78a5f456 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:05:52, skipping insertion in model container [2021-10-28 09:05:52,069 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:05:52" (1/1) ... [2021-10-28 09:05:52,076 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 09:05:52,139 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 09:05:52,325 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_ce3b5b92-8735-484a-a0ba-01e870b6d0f8/sv-benchmarks/c/pthread-wmm/safe006_power.opt-thin000_power.opt.i[969,982] [2021-10-28 09:05:52,492 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 09:05:52,501 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 09:05:52,513 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_ce3b5b92-8735-484a-a0ba-01e870b6d0f8/sv-benchmarks/c/pthread-wmm/safe006_power.opt-thin000_power.opt.i[969,982] [2021-10-28 09:05:52,568 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 09:05:52,620 INFO L208 MainTranslator]: Completed translation [2021-10-28 09:05:52,621 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:05:52 WrapperNode [2021-10-28 09:05:52,621 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 09:05:52,623 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 09:05:52,623 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 09:05:52,624 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 09:05:52,631 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:05:52" (1/1) ... [2021-10-28 09:05:52,669 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:05:52" (1/1) ... [2021-10-28 09:05:52,707 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 09:05:52,708 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 09:05:52,708 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 09:05:52,708 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 09:05:52,720 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:05:52" (1/1) ... [2021-10-28 09:05:52,720 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:05:52" (1/1) ... [2021-10-28 09:05:52,725 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:05:52" (1/1) ... [2021-10-28 09:05:52,725 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:05:52" (1/1) ... [2021-10-28 09:05:52,746 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:05:52" (1/1) ... [2021-10-28 09:05:52,765 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:05:52" (1/1) ... [2021-10-28 09:05:52,769 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:05:52" (1/1) ... [2021-10-28 09:05:52,787 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 09:05:52,795 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 09:05:52,795 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 09:05:52,795 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 09:05:52,796 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:05:52" (1/1) ... [2021-10-28 09:05:52,804 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 09:05:52,816 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce3b5b92-8735-484a-a0ba-01e870b6d0f8/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:05:52,836 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce3b5b92-8735-484a-a0ba-01e870b6d0f8/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-28 09:05:52,869 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce3b5b92-8735-484a-a0ba-01e870b6d0f8/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-28 09:05:52,887 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-28 09:05:52,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-28 09:05:52,888 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-10-28 09:05:52,888 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 09:05:52,888 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-28 09:05:52,888 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-10-28 09:05:52,888 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-10-28 09:05:52,888 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-10-28 09:05:52,888 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-10-28 09:05:52,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 09:05:52,889 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-10-28 09:05:52,889 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 09:05:52,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 09:05:52,891 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 09:05:55,745 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 09:05:55,745 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-10-28 09:05:55,748 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:05:55 BoogieIcfgContainer [2021-10-28 09:05:55,748 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 09:05:55,752 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-28 09:05:55,752 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-28 09:05:55,757 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-28 09:05:55,757 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 09:05:52" (1/3) ... [2021-10-28 09:05:55,758 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@432b388d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 09:05:55, skipping insertion in model container [2021-10-28 09:05:55,758 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:05:52" (2/3) ... [2021-10-28 09:05:55,758 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@432b388d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 09:05:55, skipping insertion in model container [2021-10-28 09:05:55,759 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:05:55" (3/3) ... [2021-10-28 09:05:55,760 INFO L111 eAbstractionObserver]: Analyzing ICFG safe006_power.opt-thin000_power.opt.i [2021-10-28 09:05:55,766 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-10-28 09:05:55,766 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-28 09:05:55,766 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-10-28 09:05:55,766 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-10-28 09:05:55,814 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,815 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,815 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,815 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,815 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,815 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,816 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,816 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,816 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,816 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,816 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,817 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,817 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,817 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,817 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,817 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,818 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,818 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,819 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,819 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,819 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,820 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,820 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,820 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,820 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,821 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,822 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,822 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,822 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,823 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,823 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,823 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,823 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,824 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,824 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,825 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,825 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,825 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,825 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,826 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,826 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,826 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,826 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,826 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,826 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,826 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,827 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,827 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,827 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,827 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,827 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,828 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,828 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,828 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,828 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,829 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,829 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,829 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,829 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,829 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,829 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,829 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,830 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,830 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,830 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,830 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,830 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,830 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,831 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,831 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,831 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,831 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,831 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,831 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,832 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,832 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,832 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,833 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,833 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,833 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,833 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,833 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,833 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,833 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,834 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,834 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,835 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,835 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,838 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,838 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,839 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,840 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,840 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,841 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,841 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,841 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,842 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,847 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,848 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,848 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,848 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,848 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,848 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,848 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,848 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,848 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,849 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,849 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,849 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,849 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,849 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,849 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,849 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,849 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,849 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,849 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,849 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,850 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,850 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,850 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,850 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,850 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,850 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,850 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,850 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,850 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,851 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,851 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,851 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,851 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,851 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,851 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,851 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,852 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,855 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,855 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,855 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,855 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,856 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,856 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,856 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,856 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,856 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,856 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,856 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,857 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,857 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,857 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,857 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,857 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,857 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,857 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,858 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,858 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,858 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,858 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,858 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,858 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,858 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,859 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,859 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,859 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,859 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,859 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,859 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,859 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,860 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,860 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,860 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,860 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,860 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,860 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,860 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,861 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,861 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,861 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,861 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,861 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,861 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,861 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,862 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,862 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,862 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,862 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,862 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,862 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,863 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,863 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,863 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,863 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,863 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,863 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,864 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,864 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,864 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,864 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,864 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,864 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,864 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,865 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,865 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,865 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,865 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,865 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,865 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,866 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,866 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,866 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,866 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,866 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,866 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,866 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,867 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,867 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,867 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,867 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,867 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,867 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,868 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,868 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,868 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,868 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,872 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,872 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,872 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,872 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,872 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,873 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,873 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,873 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,873 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,874 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,874 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,874 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,874 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,874 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,874 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,875 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,875 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,875 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,876 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,876 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,876 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,876 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,879 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,880 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,880 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,880 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,880 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,880 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,880 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,881 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,881 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,881 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,881 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,881 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,882 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,884 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,884 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,884 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,884 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,884 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,885 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,885 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,885 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,885 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,885 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,885 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,886 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,886 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,886 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,886 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,886 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,887 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,887 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,887 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,887 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,887 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,887 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,888 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,888 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,888 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,888 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,888 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,888 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,889 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,889 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,889 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,889 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,889 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,890 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,890 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,890 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,890 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,890 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,890 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,891 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,891 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,891 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,891 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,891 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,891 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,892 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,892 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,892 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,892 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,892 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,893 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,893 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,893 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,893 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,893 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,893 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,894 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,894 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,894 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,894 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:05:55,896 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-10-28 09:05:55,943 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-28 09:05:55,950 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 09:05:55,950 INFO L340 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-10-28 09:05:55,962 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 108 places, 103 transitions, 216 flow [2021-10-28 09:05:56,009 INFO L129 PetriNetUnfolder]: 2/101 cut-off events. [2021-10-28 09:05:56,009 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-10-28 09:05:56,012 INFO L84 FinitePrefix]: Finished finitePrefix Result has 108 conditions, 101 events. 2/101 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 41 event pairs, 0 based on Foata normal form. 0/97 useless extension candidates. Maximal degree in co-relation 50. Up to 2 conditions per place. [2021-10-28 09:05:56,013 INFO L82 GeneralOperation]: Start removeDead. Operand has 108 places, 103 transitions, 216 flow [2021-10-28 09:05:56,018 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 106 places, 101 transitions, 208 flow [2021-10-28 09:05:56,031 INFO L129 PetriNetUnfolder]: 0/58 cut-off events. [2021-10-28 09:05:56,032 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-10-28 09:05:56,032 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-28 09:05:56,033 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] [2021-10-28 09:05:56,033 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting P0Err0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] === [2021-10-28 09:05:56,038 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:05:56,039 INFO L85 PathProgramCache]: Analyzing trace with hash -771808488, now seen corresponding path program 1 times [2021-10-28 09:05:56,048 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:05:56,049 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [639936628] [2021-10-28 09:05:56,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:05:56,050 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:05:56,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:05:56,347 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 09:05:56,347 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:05:56,349 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [639936628] [2021-10-28 09:05:56,349 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [639936628] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:05:56,353 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:05:56,353 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 09:05:56,354 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [998085109] [2021-10-28 09:05:56,365 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 09:05:56,365 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:05:56,379 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 09:05:56,382 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:05:56,387 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 93 out of 103 [2021-10-28 09:05:56,393 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 106 places, 101 transitions, 208 flow. Second operand has 3 states, 3 states have (on average 93.66666666666667) internal successors, (281), 3 states have internal predecessors, (281), 0 states have call successors, (0), 0 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 09:05:56,393 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-28 09:05:56,394 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 93 of 103 [2021-10-28 09:05:56,395 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-28 09:05:56,527 INFO L129 PetriNetUnfolder]: 16/164 cut-off events. [2021-10-28 09:05:56,527 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-10-28 09:05:56,529 INFO L84 FinitePrefix]: Finished finitePrefix Result has 206 conditions, 164 events. 16/164 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 403 event pairs, 11 based on Foata normal form. 5/158 useless extension candidates. Maximal degree in co-relation 146. Up to 27 conditions per place. [2021-10-28 09:05:56,531 INFO L132 encePairwiseOnDemand]: 98/103 looper letters, 7 selfloop transitions, 2 changer transitions 0/100 dead transitions. [2021-10-28 09:05:56,531 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 106 places, 100 transitions, 224 flow [2021-10-28 09:05:56,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 09:05:56,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-10-28 09:05:56,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 293 transitions. [2021-10-28 09:05:56,545 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.948220064724919 [2021-10-28 09:05:56,546 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 293 transitions. [2021-10-28 09:05:56,547 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 293 transitions. [2021-10-28 09:05:56,549 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 09:05:56,551 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 293 transitions. [2021-10-28 09:05:56,556 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 97.66666666666667) internal successors, (293), 3 states have internal predecessors, (293), 0 states have call successors, (0), 0 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 09:05:56,562 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 103.0) internal successors, (412), 4 states have internal predecessors, (412), 0 states have call successors, (0), 0 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 09:05:56,563 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 103.0) internal successors, (412), 4 states have internal predecessors, (412), 0 states have call successors, (0), 0 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 09:05:56,565 INFO L186 Difference]: Start difference. First operand has 106 places, 101 transitions, 208 flow. Second operand 3 states and 293 transitions. [2021-10-28 09:05:56,566 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 106 places, 100 transitions, 224 flow [2021-10-28 09:05:56,572 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 104 places, 100 transitions, 222 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-10-28 09:05:56,576 INFO L242 Difference]: Finished difference. Result has 104 places, 97 transitions, 202 flow [2021-10-28 09:05:56,578 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=103, PETRI_DIFFERENCE_MINUEND_FLOW=198, PETRI_DIFFERENCE_MINUEND_PLACES=102, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=97, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=95, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=202, PETRI_PLACES=104, PETRI_TRANSITIONS=97} [2021-10-28 09:05:56,579 INFO L334 CegarLoopForPetriNet]: 106 programPoint places, -2 predicate places. [2021-10-28 09:05:56,580 INFO L470 AbstractCegarLoop]: Abstraction has has 104 places, 97 transitions, 202 flow [2021-10-28 09:05:56,580 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 93.66666666666667) internal successors, (281), 3 states have internal predecessors, (281), 0 states have call successors, (0), 0 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 09:05:56,581 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-28 09:05:56,581 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] [2021-10-28 09:05:56,581 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-28 09:05:56,582 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] === [2021-10-28 09:05:56,583 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:05:56,583 INFO L85 PathProgramCache]: Analyzing trace with hash -341829984, now seen corresponding path program 1 times [2021-10-28 09:05:56,583 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:05:56,583 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1729488031] [2021-10-28 09:05:56,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:05:56,584 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:05:56,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:05:56,934 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 09:05:56,934 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:05:56,935 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1729488031] [2021-10-28 09:05:56,935 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1729488031] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:05:56,935 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:05:56,935 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-28 09:05:56,936 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1042492429] [2021-10-28 09:05:56,938 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-28 09:05:56,938 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:05:56,940 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-28 09:05:56,940 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-28 09:05:56,941 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 91 out of 103 [2021-10-28 09:05:56,942 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 104 places, 97 transitions, 202 flow. Second operand has 6 states, 6 states have (on average 92.16666666666667) internal successors, (553), 6 states have internal predecessors, (553), 0 states have call successors, (0), 0 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 09:05:56,943 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-28 09:05:56,943 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 91 of 103 [2021-10-28 09:05:56,943 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-28 09:05:57,108 INFO L129 PetriNetUnfolder]: 4/140 cut-off events. [2021-10-28 09:05:57,108 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-10-28 09:05:57,110 INFO L84 FinitePrefix]: Finished finitePrefix Result has 175 conditions, 140 events. 4/140 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 220 event pairs, 0 based on Foata normal form. 0/138 useless extension candidates. Maximal degree in co-relation 114. Up to 8 conditions per place. [2021-10-28 09:05:57,111 INFO L132 encePairwiseOnDemand]: 97/103 looper letters, 6 selfloop transitions, 2 changer transitions 21/109 dead transitions. [2021-10-28 09:05:57,111 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 112 places, 109 transitions, 268 flow [2021-10-28 09:05:57,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-28 09:05:57,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-10-28 09:05:57,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 842 transitions. [2021-10-28 09:05:57,119 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9083063646170443 [2021-10-28 09:05:57,120 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 842 transitions. [2021-10-28 09:05:57,120 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 842 transitions. [2021-10-28 09:05:57,121 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 09:05:57,121 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 842 transitions. [2021-10-28 09:05:57,126 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 93.55555555555556) internal successors, (842), 9 states have internal predecessors, (842), 0 states have call successors, (0), 0 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 09:05:57,131 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 103.0) internal successors, (1030), 10 states have internal predecessors, (1030), 0 states have call successors, (0), 0 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 09:05:57,136 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 103.0) internal successors, (1030), 10 states have internal predecessors, (1030), 0 states have call successors, (0), 0 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 09:05:57,137 INFO L186 Difference]: Start difference. First operand has 104 places, 97 transitions, 202 flow. Second operand 9 states and 842 transitions. [2021-10-28 09:05:57,137 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 112 places, 109 transitions, 268 flow [2021-10-28 09:05:57,138 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 110 places, 109 transitions, 264 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-10-28 09:05:57,141 INFO L242 Difference]: Finished difference. Result has 117 places, 88 transitions, 200 flow [2021-10-28 09:05:57,142 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=103, PETRI_DIFFERENCE_MINUEND_FLOW=198, PETRI_DIFFERENCE_MINUEND_PLACES=102, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=97, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=95, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=200, PETRI_PLACES=117, PETRI_TRANSITIONS=88} [2021-10-28 09:05:57,143 INFO L334 CegarLoopForPetriNet]: 106 programPoint places, 11 predicate places. [2021-10-28 09:05:57,143 INFO L470 AbstractCegarLoop]: Abstraction has has 117 places, 88 transitions, 200 flow [2021-10-28 09:05:57,144 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 92.16666666666667) internal successors, (553), 6 states have internal predecessors, (553), 0 states have call successors, (0), 0 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 09:05:57,144 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-28 09:05:57,144 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] [2021-10-28 09:05:57,144 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-28 09:05:57,144 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] === [2021-10-28 09:05:57,149 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:05:57,149 INFO L85 PathProgramCache]: Analyzing trace with hash -433013409, now seen corresponding path program 1 times [2021-10-28 09:05:57,149 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:05:57,149 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1298941527] [2021-10-28 09:05:57,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:05:57,150 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:05:57,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:05:57,369 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 09:05:57,369 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:05:57,370 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1298941527] [2021-10-28 09:05:57,370 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1298941527] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:05:57,370 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:05:57,370 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-10-28 09:05:57,370 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [344101280] [2021-10-28 09:05:57,371 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-28 09:05:57,371 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:05:57,372 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-28 09:05:57,372 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-10-28 09:05:57,373 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 89 out of 103 [2021-10-28 09:05:57,374 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 117 places, 88 transitions, 200 flow. Second operand has 7 states, 7 states have (on average 90.28571428571429) internal successors, (632), 7 states have internal predecessors, (632), 0 states have call successors, (0), 0 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 09:05:57,375 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-28 09:05:57,375 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 89 of 103 [2021-10-28 09:05:57,375 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-28 09:05:57,540 INFO L129 PetriNetUnfolder]: 4/111 cut-off events. [2021-10-28 09:05:57,540 INFO L130 PetriNetUnfolder]: For 17/24 co-relation queries the response was YES. [2021-10-28 09:05:57,541 INFO L84 FinitePrefix]: Finished finitePrefix Result has 171 conditions, 111 events. 4/111 cut-off events. For 17/24 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 118 event pairs, 0 based on Foata normal form. 2/112 useless extension candidates. Maximal degree in co-relation 156. Up to 7 conditions per place. [2021-10-28 09:05:57,542 INFO L132 encePairwiseOnDemand]: 95/103 looper letters, 6 selfloop transitions, 4 changer transitions 12/100 dead transitions. [2021-10-28 09:05:57,542 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 111 places, 100 transitions, 291 flow [2021-10-28 09:05:57,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-28 09:05:57,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-10-28 09:05:57,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 914 transitions. [2021-10-28 09:05:57,547 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.887378640776699 [2021-10-28 09:05:57,547 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 914 transitions. [2021-10-28 09:05:57,547 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 914 transitions. [2021-10-28 09:05:57,548 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 09:05:57,548 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 914 transitions. [2021-10-28 09:05:57,551 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 91.4) internal successors, (914), 10 states have internal predecessors, (914), 0 states have call successors, (0), 0 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 09:05:57,555 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 103.0) internal successors, (1133), 11 states have internal predecessors, (1133), 0 states have call successors, (0), 0 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 09:05:57,556 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 103.0) internal successors, (1133), 11 states have internal predecessors, (1133), 0 states have call successors, (0), 0 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 09:05:57,556 INFO L186 Difference]: Start difference. First operand has 117 places, 88 transitions, 200 flow. Second operand 10 states and 914 transitions. [2021-10-28 09:05:57,556 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 111 places, 100 transitions, 291 flow [2021-10-28 09:05:57,560 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 103 places, 100 transitions, 257 flow, removed 14 selfloop flow, removed 8 redundant places. [2021-10-28 09:05:57,565 INFO L242 Difference]: Finished difference. Result has 111 places, 88 transitions, 214 flow [2021-10-28 09:05:57,566 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=103, PETRI_DIFFERENCE_MINUEND_FLOW=184, PETRI_DIFFERENCE_MINUEND_PLACES=94, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=88, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=84, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=214, PETRI_PLACES=111, PETRI_TRANSITIONS=88} [2021-10-28 09:05:57,566 INFO L334 CegarLoopForPetriNet]: 106 programPoint places, 5 predicate places. [2021-10-28 09:05:57,566 INFO L470 AbstractCegarLoop]: Abstraction has has 111 places, 88 transitions, 214 flow [2021-10-28 09:05:57,567 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 90.28571428571429) internal successors, (632), 7 states have internal predecessors, (632), 0 states have call successors, (0), 0 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 09:05:57,567 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-28 09:05:57,568 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] [2021-10-28 09:05:57,568 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-28 09:05:57,568 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] === [2021-10-28 09:05:57,569 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:05:57,569 INFO L85 PathProgramCache]: Analyzing trace with hash 2077641353, now seen corresponding path program 1 times [2021-10-28 09:05:57,569 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:05:57,569 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [183280568] [2021-10-28 09:05:57,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:05:57,570 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:05:57,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:05:58,191 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 09:05:58,192 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:05:58,192 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [183280568] [2021-10-28 09:05:58,192 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [183280568] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:05:58,192 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:05:58,193 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2021-10-28 09:05:58,193 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [691868796] [2021-10-28 09:05:58,193 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-10-28 09:05:58,194 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:05:58,194 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-10-28 09:05:58,195 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=160, Unknown=0, NotChecked=0, Total=210 [2021-10-28 09:05:58,196 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 65 out of 103 [2021-10-28 09:05:58,198 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 111 places, 88 transitions, 214 flow. Second operand has 15 states, 15 states have (on average 66.73333333333333) internal successors, (1001), 15 states have internal predecessors, (1001), 0 states have call successors, (0), 0 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 09:05:58,199 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-28 09:05:58,199 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 65 of 103 [2021-10-28 09:05:58,199 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-28 09:05:58,909 INFO L129 PetriNetUnfolder]: 61/226 cut-off events. [2021-10-28 09:05:58,909 INFO L130 PetriNetUnfolder]: For 75/75 co-relation queries the response was YES. [2021-10-28 09:05:58,910 INFO L84 FinitePrefix]: Finished finitePrefix Result has 475 conditions, 226 events. 61/226 cut-off events. For 75/75 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 608 event pairs, 0 based on Foata normal form. 7/227 useless extension candidates. Maximal degree in co-relation 435. Up to 58 conditions per place. [2021-10-28 09:05:58,914 INFO L132 encePairwiseOnDemand]: 87/103 looper letters, 23 selfloop transitions, 12 changer transitions 29/123 dead transitions. [2021-10-28 09:05:58,914 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 124 places, 123 transitions, 448 flow [2021-10-28 09:05:58,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-28 09:05:58,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2021-10-28 09:05:58,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 1367 transitions. [2021-10-28 09:05:58,920 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.6635922330097087 [2021-10-28 09:05:58,921 INFO L72 ComplementDD]: Start complementDD. Operand 20 states and 1367 transitions. [2021-10-28 09:05:58,921 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 1367 transitions. [2021-10-28 09:05:58,922 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 09:05:58,922 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 20 states and 1367 transitions. [2021-10-28 09:05:58,926 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 21 states, 20 states have (on average 68.35) internal successors, (1367), 20 states have internal predecessors, (1367), 0 states have call successors, (0), 0 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 09:05:58,931 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 21 states, 21 states have (on average 103.0) internal successors, (2163), 21 states have internal predecessors, (2163), 0 states have call successors, (0), 0 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 09:05:58,933 INFO L81 ComplementDD]: Finished complementDD. Result has 21 states, 21 states have (on average 103.0) internal successors, (2163), 21 states have internal predecessors, (2163), 0 states have call successors, (0), 0 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 09:05:58,933 INFO L186 Difference]: Start difference. First operand has 111 places, 88 transitions, 214 flow. Second operand 20 states and 1367 transitions. [2021-10-28 09:05:58,933 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 124 places, 123 transitions, 448 flow [2021-10-28 09:05:58,937 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 114 places, 123 transitions, 390 flow, removed 24 selfloop flow, removed 10 redundant places. [2021-10-28 09:05:58,939 INFO L242 Difference]: Finished difference. Result has 125 places, 91 transitions, 264 flow [2021-10-28 09:05:58,940 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=103, PETRI_DIFFERENCE_MINUEND_FLOW=188, PETRI_DIFFERENCE_MINUEND_PLACES=95, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=88, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=9, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=76, PETRI_DIFFERENCE_SUBTRAHEND_STATES=20, PETRI_FLOW=264, PETRI_PLACES=125, PETRI_TRANSITIONS=91} [2021-10-28 09:05:58,940 INFO L334 CegarLoopForPetriNet]: 106 programPoint places, 19 predicate places. [2021-10-28 09:05:58,940 INFO L470 AbstractCegarLoop]: Abstraction has has 125 places, 91 transitions, 264 flow [2021-10-28 09:05:58,941 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 66.73333333333333) internal successors, (1001), 15 states have internal predecessors, (1001), 0 states have call successors, (0), 0 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 09:05:58,941 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-28 09:05:58,941 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] [2021-10-28 09:05:58,942 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-28 09:05:58,942 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] === [2021-10-28 09:05:58,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:05:58,943 INFO L85 PathProgramCache]: Analyzing trace with hash 1326719317, now seen corresponding path program 1 times [2021-10-28 09:05:58,943 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:05:58,943 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1143049201] [2021-10-28 09:05:58,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:05:58,943 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:05:59,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:05:59,378 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 09:05:59,378 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:05:59,379 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1143049201] [2021-10-28 09:05:59,379 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1143049201] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:05:59,379 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:05:59,379 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2021-10-28 09:05:59,379 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [314831711] [2021-10-28 09:05:59,380 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-10-28 09:05:59,380 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:05:59,381 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-10-28 09:05:59,381 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=167, Unknown=0, NotChecked=0, Total=210 [2021-10-28 09:05:59,383 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 66 out of 103 [2021-10-28 09:05:59,384 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 125 places, 91 transitions, 264 flow. Second operand has 15 states, 15 states have (on average 67.73333333333333) internal successors, (1016), 15 states have internal predecessors, (1016), 0 states have call successors, (0), 0 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 09:05:59,384 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-28 09:05:59,384 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 66 of 103 [2021-10-28 09:05:59,385 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-28 09:06:00,047 INFO L129 PetriNetUnfolder]: 35/180 cut-off events. [2021-10-28 09:06:00,047 INFO L130 PetriNetUnfolder]: For 313/350 co-relation queries the response was YES. [2021-10-28 09:06:00,048 INFO L84 FinitePrefix]: Finished finitePrefix Result has 540 conditions, 180 events. 35/180 cut-off events. For 313/350 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 416 event pairs, 1 based on Foata normal form. 7/185 useless extension candidates. Maximal degree in co-relation 495. Up to 53 conditions per place. [2021-10-28 09:06:00,050 INFO L132 encePairwiseOnDemand]: 88/103 looper letters, 26 selfloop transitions, 15 changer transitions 19/120 dead transitions. [2021-10-28 09:06:00,050 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 131 places, 120 transitions, 612 flow [2021-10-28 09:06:00,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-28 09:06:00,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2021-10-28 09:06:00,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 1113 transitions. [2021-10-28 09:06:00,055 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.6753640776699029 [2021-10-28 09:06:00,055 INFO L72 ComplementDD]: Start complementDD. Operand 16 states and 1113 transitions. [2021-10-28 09:06:00,055 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 1113 transitions. [2021-10-28 09:06:00,056 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 09:06:00,057 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 16 states and 1113 transitions. [2021-10-28 09:06:00,060 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 17 states, 16 states have (on average 69.5625) internal successors, (1113), 16 states have internal predecessors, (1113), 0 states have call successors, (0), 0 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 09:06:00,064 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 17 states, 17 states have (on average 103.0) internal successors, (1751), 17 states have internal predecessors, (1751), 0 states have call successors, (0), 0 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 09:06:00,066 INFO L81 ComplementDD]: Finished complementDD. Result has 17 states, 17 states have (on average 103.0) internal successors, (1751), 17 states have internal predecessors, (1751), 0 states have call successors, (0), 0 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 09:06:00,066 INFO L186 Difference]: Start difference. First operand has 125 places, 91 transitions, 264 flow. Second operand 16 states and 1113 transitions. [2021-10-28 09:06:00,066 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 131 places, 120 transitions, 612 flow [2021-10-28 09:06:00,070 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 116 places, 120 transitions, 558 flow, removed 14 selfloop flow, removed 15 redundant places. [2021-10-28 09:06:00,073 INFO L242 Difference]: Finished difference. Result has 125 places, 100 transitions, 362 flow [2021-10-28 09:06:00,073 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=103, PETRI_DIFFERENCE_MINUEND_FLOW=232, PETRI_DIFFERENCE_MINUEND_PLACES=101, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=91, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=8, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=78, PETRI_DIFFERENCE_SUBTRAHEND_STATES=16, PETRI_FLOW=362, PETRI_PLACES=125, PETRI_TRANSITIONS=100} [2021-10-28 09:06:00,073 INFO L334 CegarLoopForPetriNet]: 106 programPoint places, 19 predicate places. [2021-10-28 09:06:00,073 INFO L470 AbstractCegarLoop]: Abstraction has has 125 places, 100 transitions, 362 flow [2021-10-28 09:06:00,074 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 67.73333333333333) internal successors, (1016), 15 states have internal predecessors, (1016), 0 states have call successors, (0), 0 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 09:06:00,074 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-28 09:06:00,075 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] [2021-10-28 09:06:00,075 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-28 09:06:00,075 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] === [2021-10-28 09:06:00,075 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:06:00,076 INFO L85 PathProgramCache]: Analyzing trace with hash -25844789, now seen corresponding path program 1 times [2021-10-28 09:06:00,076 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:06:00,076 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1875504893] [2021-10-28 09:06:00,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:06:00,076 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:06:00,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:06:00,942 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 09:06:00,942 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:06:00,942 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1875504893] [2021-10-28 09:06:00,942 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1875504893] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:06:00,943 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:06:00,943 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2021-10-28 09:06:00,943 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [896892190] [2021-10-28 09:06:00,943 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2021-10-28 09:06:00,944 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:06:00,944 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-10-28 09:06:00,945 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=271, Unknown=0, NotChecked=0, Total=342 [2021-10-28 09:06:00,946 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 63 out of 103 [2021-10-28 09:06:00,948 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 125 places, 100 transitions, 362 flow. Second operand has 19 states, 19 states have (on average 64.57894736842105) internal successors, (1227), 19 states have internal predecessors, (1227), 0 states have call successors, (0), 0 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 09:06:00,948 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-28 09:06:00,948 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 63 of 103 [2021-10-28 09:06:00,949 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-28 09:06:01,529 INFO L129 PetriNetUnfolder]: 25/154 cut-off events. [2021-10-28 09:06:01,529 INFO L130 PetriNetUnfolder]: For 501/565 co-relation queries the response was YES. [2021-10-28 09:06:01,530 INFO L84 FinitePrefix]: Finished finitePrefix Result has 526 conditions, 154 events. 25/154 cut-off events. For 501/565 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 280 event pairs, 0 based on Foata normal form. 13/165 useless extension candidates. Maximal degree in co-relation 473. Up to 42 conditions per place. [2021-10-28 09:06:01,531 INFO L132 encePairwiseOnDemand]: 86/103 looper letters, 26 selfloop transitions, 20 changer transitions 10/113 dead transitions. [2021-10-28 09:06:01,531 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 137 places, 113 transitions, 610 flow [2021-10-28 09:06:01,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-10-28 09:06:01,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2021-10-28 09:06:01,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 1246 transitions. [2021-10-28 09:06:01,536 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.6366888094021461 [2021-10-28 09:06:01,537 INFO L72 ComplementDD]: Start complementDD. Operand 19 states and 1246 transitions. [2021-10-28 09:06:01,537 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 1246 transitions. [2021-10-28 09:06:01,537 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 09:06:01,538 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 19 states and 1246 transitions. [2021-10-28 09:06:01,541 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 20 states, 19 states have (on average 65.57894736842105) internal successors, (1246), 19 states have internal predecessors, (1246), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:06:01,546 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 20 states, 20 states have (on average 103.0) internal successors, (2060), 20 states have internal predecessors, (2060), 0 states have call successors, (0), 0 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 09:06:01,547 INFO L81 ComplementDD]: Finished complementDD. Result has 20 states, 20 states have (on average 103.0) internal successors, (2060), 20 states have internal predecessors, (2060), 0 states have call successors, (0), 0 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 09:06:01,547 INFO L186 Difference]: Start difference. First operand has 125 places, 100 transitions, 362 flow. Second operand 19 states and 1246 transitions. [2021-10-28 09:06:01,547 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 137 places, 113 transitions, 610 flow [2021-10-28 09:06:01,552 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 126 places, 113 transitions, 519 flow, removed 41 selfloop flow, removed 11 redundant places. [2021-10-28 09:06:01,555 INFO L242 Difference]: Finished difference. Result has 133 places, 101 transitions, 394 flow [2021-10-28 09:06:01,555 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=103, PETRI_DIFFERENCE_MINUEND_FLOW=311, PETRI_DIFFERENCE_MINUEND_PLACES=108, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=100, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=19, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=80, PETRI_DIFFERENCE_SUBTRAHEND_STATES=19, PETRI_FLOW=394, PETRI_PLACES=133, PETRI_TRANSITIONS=101} [2021-10-28 09:06:01,555 INFO L334 CegarLoopForPetriNet]: 106 programPoint places, 27 predicate places. [2021-10-28 09:06:01,556 INFO L470 AbstractCegarLoop]: Abstraction has has 133 places, 101 transitions, 394 flow [2021-10-28 09:06:01,556 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 64.57894736842105) internal successors, (1227), 19 states have internal predecessors, (1227), 0 states have call successors, (0), 0 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 09:06:01,557 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-28 09:06:01,557 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] [2021-10-28 09:06:01,557 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-28 09:06:01,557 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] === [2021-10-28 09:06:01,557 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:06:01,558 INFO L85 PathProgramCache]: Analyzing trace with hash -1468163590, now seen corresponding path program 1 times [2021-10-28 09:06:01,558 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:06:01,558 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [500657366] [2021-10-28 09:06:01,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:06:01,558 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:06:01,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:06:01,799 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 09:06:01,799 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:06:01,800 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [500657366] [2021-10-28 09:06:01,800 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [500657366] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:06:01,800 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:06:01,800 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-28 09:06:01,800 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [585795150] [2021-10-28 09:06:01,801 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-28 09:06:01,801 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:06:01,801 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-28 09:06:01,802 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-28 09:06:01,802 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 90 out of 103 [2021-10-28 09:06:01,803 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 133 places, 101 transitions, 394 flow. Second operand has 6 states, 6 states have (on average 91.16666666666667) internal successors, (547), 6 states have internal predecessors, (547), 0 states have call successors, (0), 0 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 09:06:01,803 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-28 09:06:01,803 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 90 of 103 [2021-10-28 09:06:01,804 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-28 09:06:01,926 INFO L129 PetriNetUnfolder]: 45/254 cut-off events. [2021-10-28 09:06:01,927 INFO L130 PetriNetUnfolder]: For 336/336 co-relation queries the response was YES. [2021-10-28 09:06:01,928 INFO L84 FinitePrefix]: Finished finitePrefix Result has 588 conditions, 254 events. 45/254 cut-off events. For 336/336 co-relation queries the response was YES. Maximal size of possible extension queue 28. Compared 1011 event pairs, 1 based on Foata normal form. 6/252 useless extension candidates. Maximal degree in co-relation 528. Up to 37 conditions per place. [2021-10-28 09:06:01,930 INFO L132 encePairwiseOnDemand]: 95/103 looper letters, 11 selfloop transitions, 13 changer transitions 4/114 dead transitions. [2021-10-28 09:06:01,930 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 135 places, 114 transitions, 442 flow [2021-10-28 09:06:01,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-28 09:06:01,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-10-28 09:06:01,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 840 transitions. [2021-10-28 09:06:01,934 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9061488673139159 [2021-10-28 09:06:01,934 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 840 transitions. [2021-10-28 09:06:01,934 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 840 transitions. [2021-10-28 09:06:01,935 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 09:06:01,935 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 840 transitions. [2021-10-28 09:06:01,938 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 93.33333333333333) internal successors, (840), 9 states have internal predecessors, (840), 0 states have call successors, (0), 0 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 09:06:01,941 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 103.0) internal successors, (1030), 10 states have internal predecessors, (1030), 0 states have call successors, (0), 0 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 09:06:01,941 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 103.0) internal successors, (1030), 10 states have internal predecessors, (1030), 0 states have call successors, (0), 0 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 09:06:01,942 INFO L186 Difference]: Start difference. First operand has 133 places, 101 transitions, 394 flow. Second operand 9 states and 840 transitions. [2021-10-28 09:06:01,942 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 135 places, 114 transitions, 442 flow [2021-10-28 09:06:01,946 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 116 places, 114 transitions, 382 flow, removed 15 selfloop flow, removed 19 redundant places. [2021-10-28 09:06:01,948 INFO L242 Difference]: Finished difference. Result has 119 places, 108 transitions, 368 flow [2021-10-28 09:06:01,949 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=103, PETRI_DIFFERENCE_MINUEND_FLOW=288, PETRI_DIFFERENCE_MINUEND_PLACES=108, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=95, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=88, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=368, PETRI_PLACES=119, PETRI_TRANSITIONS=108} [2021-10-28 09:06:01,949 INFO L334 CegarLoopForPetriNet]: 106 programPoint places, 13 predicate places. [2021-10-28 09:06:01,949 INFO L470 AbstractCegarLoop]: Abstraction has has 119 places, 108 transitions, 368 flow [2021-10-28 09:06:01,950 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 91.16666666666667) internal successors, (547), 6 states have internal predecessors, (547), 0 states have call successors, (0), 0 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 09:06:01,950 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-28 09:06:01,950 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] [2021-10-28 09:06:01,950 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-28 09:06:01,950 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] === [2021-10-28 09:06:01,951 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:06:01,951 INFO L85 PathProgramCache]: Analyzing trace with hash -323536726, now seen corresponding path program 1 times [2021-10-28 09:06:01,951 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:06:01,951 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1241287088] [2021-10-28 09:06:01,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:06:01,952 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:06:02,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:06:02,678 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 09:06:02,678 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:06:02,678 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1241287088] [2021-10-28 09:06:02,679 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1241287088] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:06:02,679 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:06:02,679 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2021-10-28 09:06:02,679 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1585121485] [2021-10-28 09:06:02,679 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2021-10-28 09:06:02,680 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:06:02,680 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-10-28 09:06:02,680 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=271, Unknown=0, NotChecked=0, Total=342 [2021-10-28 09:06:02,683 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 61 out of 103 [2021-10-28 09:06:02,684 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 119 places, 108 transitions, 368 flow. Second operand has 19 states, 19 states have (on average 62.68421052631579) internal successors, (1191), 19 states have internal predecessors, (1191), 0 states have call successors, (0), 0 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 09:06:02,685 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-28 09:06:02,685 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 61 of 103 [2021-10-28 09:06:02,685 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-28 09:06:03,404 INFO L129 PetriNetUnfolder]: 31/235 cut-off events. [2021-10-28 09:06:03,404 INFO L130 PetriNetUnfolder]: For 207/215 co-relation queries the response was YES. [2021-10-28 09:06:03,405 INFO L84 FinitePrefix]: Finished finitePrefix Result has 568 conditions, 235 events. 31/235 cut-off events. For 207/215 co-relation queries the response was YES. Maximal size of possible extension queue 23. Compared 887 event pairs, 0 based on Foata normal form. 5/236 useless extension candidates. Maximal degree in co-relation 473. Up to 38 conditions per place. [2021-10-28 09:06:03,407 INFO L132 encePairwiseOnDemand]: 87/103 looper letters, 26 selfloop transitions, 16 changer transitions 10/120 dead transitions. [2021-10-28 09:06:03,407 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 137 places, 120 transitions, 550 flow [2021-10-28 09:06:03,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-10-28 09:06:03,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2021-10-28 09:06:03,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 1208 transitions. [2021-10-28 09:06:03,412 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.6172713336739908 [2021-10-28 09:06:03,412 INFO L72 ComplementDD]: Start complementDD. Operand 19 states and 1208 transitions. [2021-10-28 09:06:03,412 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 1208 transitions. [2021-10-28 09:06:03,414 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 09:06:03,414 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 19 states and 1208 transitions. [2021-10-28 09:06:03,418 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 20 states, 19 states have (on average 63.578947368421055) internal successors, (1208), 19 states have internal predecessors, (1208), 0 states have call successors, (0), 0 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 09:06:03,422 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 20 states, 20 states have (on average 103.0) internal successors, (2060), 20 states have internal predecessors, (2060), 0 states have call successors, (0), 0 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 09:06:03,423 INFO L81 ComplementDD]: Finished complementDD. Result has 20 states, 20 states have (on average 103.0) internal successors, (2060), 20 states have internal predecessors, (2060), 0 states have call successors, (0), 0 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 09:06:03,424 INFO L186 Difference]: Start difference. First operand has 119 places, 108 transitions, 368 flow. Second operand 19 states and 1208 transitions. [2021-10-28 09:06:03,424 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 137 places, 120 transitions, 550 flow [2021-10-28 09:06:03,427 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 136 places, 120 transitions, 540 flow, removed 4 selfloop flow, removed 1 redundant places. [2021-10-28 09:06:03,429 INFO L242 Difference]: Finished difference. Result has 143 places, 108 transitions, 416 flow [2021-10-28 09:06:03,429 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=103, PETRI_DIFFERENCE_MINUEND_FLOW=364, PETRI_DIFFERENCE_MINUEND_PLACES=118, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=108, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=16, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=92, PETRI_DIFFERENCE_SUBTRAHEND_STATES=19, PETRI_FLOW=416, PETRI_PLACES=143, PETRI_TRANSITIONS=108} [2021-10-28 09:06:03,430 INFO L334 CegarLoopForPetriNet]: 106 programPoint places, 37 predicate places. [2021-10-28 09:06:03,430 INFO L470 AbstractCegarLoop]: Abstraction has has 143 places, 108 transitions, 416 flow [2021-10-28 09:06:03,431 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 62.68421052631579) internal successors, (1191), 19 states have internal predecessors, (1191), 0 states have call successors, (0), 0 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 09:06:03,431 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-28 09:06:03,431 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] [2021-10-28 09:06:03,431 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-28 09:06:03,431 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] === [2021-10-28 09:06:03,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:06:03,432 INFO L85 PathProgramCache]: Analyzing trace with hash -1337124550, now seen corresponding path program 1 times [2021-10-28 09:06:03,432 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:06:03,432 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1283003142] [2021-10-28 09:06:03,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:06:03,433 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:06:03,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:06:03,577 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 09:06:03,578 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:06:03,578 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1283003142] [2021-10-28 09:06:03,578 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1283003142] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:06:03,578 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:06:03,578 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-10-28 09:06:03,579 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [881610706] [2021-10-28 09:06:03,579 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-28 09:06:03,579 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:06:03,580 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-28 09:06:03,580 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-10-28 09:06:03,581 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 90 out of 103 [2021-10-28 09:06:03,582 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 143 places, 108 transitions, 416 flow. Second operand has 7 states, 7 states have (on average 91.14285714285714) internal successors, (638), 7 states have internal predecessors, (638), 0 states have call successors, (0), 0 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 09:06:03,582 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-28 09:06:03,582 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 90 of 103 [2021-10-28 09:06:03,582 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-28 09:06:03,753 INFO L129 PetriNetUnfolder]: 23/199 cut-off events. [2021-10-28 09:06:03,754 INFO L130 PetriNetUnfolder]: For 115/164 co-relation queries the response was YES. [2021-10-28 09:06:03,755 INFO L84 FinitePrefix]: Finished finitePrefix Result has 452 conditions, 199 events. 23/199 cut-off events. For 115/164 co-relation queries the response was YES. Maximal size of possible extension queue 28. Compared 759 event pairs, 0 based on Foata normal form. 31/223 useless extension candidates. Maximal degree in co-relation 424. Up to 26 conditions per place. [2021-10-28 09:06:03,756 INFO L132 encePairwiseOnDemand]: 95/103 looper letters, 8 selfloop transitions, 17 changer transitions 11/120 dead transitions. [2021-10-28 09:06:03,756 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 148 places, 120 transitions, 528 flow [2021-10-28 09:06:03,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-28 09:06:03,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2021-10-28 09:06:03,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 1112 transitions. [2021-10-28 09:06:03,761 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8996763754045307 [2021-10-28 09:06:03,761 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 1112 transitions. [2021-10-28 09:06:03,761 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 1112 transitions. [2021-10-28 09:06:03,762 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 09:06:03,762 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 1112 transitions. [2021-10-28 09:06:03,765 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 92.66666666666667) internal successors, (1112), 12 states have internal predecessors, (1112), 0 states have call successors, (0), 0 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 09:06:03,769 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 103.0) internal successors, (1339), 13 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 09:06:03,770 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 103.0) internal successors, (1339), 13 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 09:06:03,770 INFO L186 Difference]: Start difference. First operand has 143 places, 108 transitions, 416 flow. Second operand 12 states and 1112 transitions. [2021-10-28 09:06:03,770 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 148 places, 120 transitions, 528 flow [2021-10-28 09:06:03,773 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 122 places, 120 transitions, 434 flow, removed 22 selfloop flow, removed 26 redundant places. [2021-10-28 09:06:03,775 INFO L242 Difference]: Finished difference. Result has 128 places, 107 transitions, 381 flow [2021-10-28 09:06:03,776 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=103, PETRI_DIFFERENCE_MINUEND_FLOW=309, PETRI_DIFFERENCE_MINUEND_PLACES=111, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=106, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=14, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=89, PETRI_DIFFERENCE_SUBTRAHEND_STATES=12, PETRI_FLOW=381, PETRI_PLACES=128, PETRI_TRANSITIONS=107} [2021-10-28 09:06:03,776 INFO L334 CegarLoopForPetriNet]: 106 programPoint places, 22 predicate places. [2021-10-28 09:06:03,776 INFO L470 AbstractCegarLoop]: Abstraction has has 128 places, 107 transitions, 381 flow [2021-10-28 09:06:03,777 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 91.14285714285714) internal successors, (638), 7 states have internal predecessors, (638), 0 states have call successors, (0), 0 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 09:06:03,777 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-28 09:06:03,777 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] [2021-10-28 09:06:03,777 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-28 09:06:03,778 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] === [2021-10-28 09:06:03,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:06:03,778 INFO L85 PathProgramCache]: Analyzing trace with hash -1257026091, now seen corresponding path program 1 times [2021-10-28 09:06:03,778 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:06:03,779 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1915269605] [2021-10-28 09:06:03,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:06:03,779 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:06:03,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:06:03,869 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:06:03,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:06:04,036 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:06:04,037 INFO L627 BasicCegarLoop]: Counterexample is feasible [2021-10-28 09:06:04,038 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 09:06:04,040 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 09:06:04,040 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION [2021-10-28 09:06:04,040 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION [2021-10-28 09:06:04,041 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 09:06:04,041 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-28 09:06:04,045 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:06:04,050 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-10-28 09:06:04,050 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-28 09:06:04,246 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 09:06:04 BasicIcfg [2021-10-28 09:06:04,246 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-28 09:06:04,246 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 09:06:04,247 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 09:06:04,247 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 09:06:04,247 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:05:55" (3/4) ... [2021-10-28 09:06:04,249 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-10-28 09:06:04,403 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce3b5b92-8735-484a-a0ba-01e870b6d0f8/bin/uautomizer-UnR33cPsHg/witness.graphml [2021-10-28 09:06:04,403 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 09:06:04,405 INFO L168 Benchmark]: Toolchain (without parser) took 12355.30 ms. Allocated memory was 144.7 MB in the beginning and 243.3 MB in the end (delta: 98.6 MB). Free memory was 114.1 MB in the beginning and 104.3 MB in the end (delta: 9.8 MB). Peak memory consumption was 108.5 MB. Max. memory is 16.1 GB. [2021-10-28 09:06:04,405 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 92.3 MB. Free memory is still 53.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:06:04,406 INFO L168 Benchmark]: CACSL2BoogieTranslator took 566.83 ms. Allocated memory is still 144.7 MB. Free memory was 113.7 MB in the beginning and 105.8 MB in the end (delta: 7.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-28 09:06:04,406 INFO L168 Benchmark]: Boogie Procedure Inliner took 84.60 ms. Allocated memory is still 144.7 MB. Free memory was 105.8 MB in the beginning and 103.2 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 09:06:04,406 INFO L168 Benchmark]: Boogie Preprocessor took 79.08 ms. Allocated memory is still 144.7 MB. Free memory was 103.2 MB in the beginning and 100.9 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 09:06:04,407 INFO L168 Benchmark]: RCFGBuilder took 2953.57 ms. Allocated memory was 144.7 MB in the beginning and 197.1 MB in the end (delta: 52.4 MB). Free memory was 100.9 MB in the beginning and 153.8 MB in the end (delta: -52.9 MB). Peak memory consumption was 56.2 MB. Max. memory is 16.1 GB. [2021-10-28 09:06:04,407 INFO L168 Benchmark]: TraceAbstraction took 8493.76 ms. Allocated memory was 197.1 MB in the beginning and 243.3 MB in the end (delta: 46.1 MB). Free memory was 152.8 MB in the beginning and 153.6 MB in the end (delta: -772.4 kB). Peak memory consumption was 133.4 MB. Max. memory is 16.1 GB. [2021-10-28 09:06:04,408 INFO L168 Benchmark]: Witness Printer took 156.97 ms. Allocated memory is still 243.3 MB. Free memory was 153.6 MB in the beginning and 104.3 MB in the end (delta: 49.3 MB). Peak memory consumption was 48.2 MB. Max. memory is 16.1 GB. [2021-10-28 09:06:04,410 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 92.3 MB. Free memory is still 53.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 566.83 ms. Allocated memory is still 144.7 MB. Free memory was 113.7 MB in the beginning and 105.8 MB in the end (delta: 7.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 84.60 ms. Allocated memory is still 144.7 MB. Free memory was 105.8 MB in the beginning and 103.2 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 79.08 ms. Allocated memory is still 144.7 MB. Free memory was 103.2 MB in the beginning and 100.9 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2953.57 ms. Allocated memory was 144.7 MB in the beginning and 197.1 MB in the end (delta: 52.4 MB). Free memory was 100.9 MB in the beginning and 153.8 MB in the end (delta: -52.9 MB). Peak memory consumption was 56.2 MB. Max. memory is 16.1 GB. * TraceAbstraction took 8493.76 ms. Allocated memory was 197.1 MB in the beginning and 243.3 MB in the end (delta: 46.1 MB). Free memory was 152.8 MB in the beginning and 153.6 MB in the end (delta: -772.4 kB). Peak memory consumption was 133.4 MB. Max. memory is 16.1 GB. * Witness Printer took 156.97 ms. Allocated memory is still 243.3 MB. Free memory was 153.6 MB in the beginning and 104.3 MB in the end (delta: 49.3 MB). Peak memory consumption was 48.2 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: 18]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L708] 0 int __unbuffered_cnt = 0; VAL [__unbuffered_cnt=0] [L710] 0 int __unbuffered_p0_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0] [L712] 0 int __unbuffered_p1_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0] [L713] 0 _Bool __unbuffered_p1_EAX$flush_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EAX$flush_delayed=0] [L714] 0 int __unbuffered_p1_EAX$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EAX$flush_delayed=0, __unbuffered_p1_EAX$mem_tmp=0] [L715] 0 _Bool __unbuffered_p1_EAX$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EAX$flush_delayed=0, __unbuffered_p1_EAX$mem_tmp=0, __unbuffered_p1_EAX$r_buff0_thd0=0] [L716] 0 _Bool __unbuffered_p1_EAX$r_buff0_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EAX$flush_delayed=0, __unbuffered_p1_EAX$mem_tmp=0, __unbuffered_p1_EAX$r_buff0_thd0=0, __unbuffered_p1_EAX$r_buff0_thd1=0] [L717] 0 _Bool __unbuffered_p1_EAX$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EAX$flush_delayed=0, __unbuffered_p1_EAX$mem_tmp=0, __unbuffered_p1_EAX$r_buff0_thd0=0, __unbuffered_p1_EAX$r_buff0_thd1=0, __unbuffered_p1_EAX$r_buff0_thd2=0] [L718] 0 _Bool __unbuffered_p1_EAX$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EAX$flush_delayed=0, __unbuffered_p1_EAX$mem_tmp=0, __unbuffered_p1_EAX$r_buff0_thd0=0, __unbuffered_p1_EAX$r_buff0_thd1=0, __unbuffered_p1_EAX$r_buff0_thd2=0, __unbuffered_p1_EAX$r_buff1_thd0=0] [L719] 0 _Bool __unbuffered_p1_EAX$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EAX$flush_delayed=0, __unbuffered_p1_EAX$mem_tmp=0, __unbuffered_p1_EAX$r_buff0_thd0=0, __unbuffered_p1_EAX$r_buff0_thd1=0, __unbuffered_p1_EAX$r_buff0_thd2=0, __unbuffered_p1_EAX$r_buff1_thd0=0, __unbuffered_p1_EAX$r_buff1_thd1=0] [L720] 0 _Bool __unbuffered_p1_EAX$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EAX$flush_delayed=0, __unbuffered_p1_EAX$mem_tmp=0, __unbuffered_p1_EAX$r_buff0_thd0=0, __unbuffered_p1_EAX$r_buff0_thd1=0, __unbuffered_p1_EAX$r_buff0_thd2=0, __unbuffered_p1_EAX$r_buff1_thd0=0, __unbuffered_p1_EAX$r_buff1_thd1=0, __unbuffered_p1_EAX$r_buff1_thd2=0] [L721] 0 _Bool __unbuffered_p1_EAX$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EAX$flush_delayed=0, __unbuffered_p1_EAX$mem_tmp=0, __unbuffered_p1_EAX$r_buff0_thd0=0, __unbuffered_p1_EAX$r_buff0_thd1=0, __unbuffered_p1_EAX$r_buff0_thd2=0, __unbuffered_p1_EAX$r_buff1_thd0=0, __unbuffered_p1_EAX$r_buff1_thd1=0, __unbuffered_p1_EAX$r_buff1_thd2=0, __unbuffered_p1_EAX$read_delayed=0] [L722] 0 int *__unbuffered_p1_EAX$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EAX$flush_delayed=0, __unbuffered_p1_EAX$mem_tmp=0, __unbuffered_p1_EAX$r_buff0_thd0=0, __unbuffered_p1_EAX$r_buff0_thd1=0, __unbuffered_p1_EAX$r_buff0_thd2=0, __unbuffered_p1_EAX$r_buff1_thd0=0, __unbuffered_p1_EAX$r_buff1_thd1=0, __unbuffered_p1_EAX$r_buff1_thd2=0, __unbuffered_p1_EAX$read_delayed=0, __unbuffered_p1_EAX$read_delayed_var={0:0}] [L723] 0 int __unbuffered_p1_EAX$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EAX$flush_delayed=0, __unbuffered_p1_EAX$mem_tmp=0, __unbuffered_p1_EAX$r_buff0_thd0=0, __unbuffered_p1_EAX$r_buff0_thd1=0, __unbuffered_p1_EAX$r_buff0_thd2=0, __unbuffered_p1_EAX$r_buff1_thd0=0, __unbuffered_p1_EAX$r_buff1_thd1=0, __unbuffered_p1_EAX$r_buff1_thd2=0, __unbuffered_p1_EAX$read_delayed=0, __unbuffered_p1_EAX$read_delayed_var={0:0}, __unbuffered_p1_EAX$w_buff0=0] [L724] 0 _Bool __unbuffered_p1_EAX$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EAX$flush_delayed=0, __unbuffered_p1_EAX$mem_tmp=0, __unbuffered_p1_EAX$r_buff0_thd0=0, __unbuffered_p1_EAX$r_buff0_thd1=0, __unbuffered_p1_EAX$r_buff0_thd2=0, __unbuffered_p1_EAX$r_buff1_thd0=0, __unbuffered_p1_EAX$r_buff1_thd1=0, __unbuffered_p1_EAX$r_buff1_thd2=0, __unbuffered_p1_EAX$read_delayed=0, __unbuffered_p1_EAX$read_delayed_var={0:0}, __unbuffered_p1_EAX$w_buff0=0, __unbuffered_p1_EAX$w_buff0_used=0] [L725] 0 int __unbuffered_p1_EAX$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EAX$flush_delayed=0, __unbuffered_p1_EAX$mem_tmp=0, __unbuffered_p1_EAX$r_buff0_thd0=0, __unbuffered_p1_EAX$r_buff0_thd1=0, __unbuffered_p1_EAX$r_buff0_thd2=0, __unbuffered_p1_EAX$r_buff1_thd0=0, __unbuffered_p1_EAX$r_buff1_thd1=0, __unbuffered_p1_EAX$r_buff1_thd2=0, __unbuffered_p1_EAX$read_delayed=0, __unbuffered_p1_EAX$read_delayed_var={0:0}, __unbuffered_p1_EAX$w_buff0=0, __unbuffered_p1_EAX$w_buff0_used=0, __unbuffered_p1_EAX$w_buff1=0] [L726] 0 _Bool __unbuffered_p1_EAX$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EAX$flush_delayed=0, __unbuffered_p1_EAX$mem_tmp=0, __unbuffered_p1_EAX$r_buff0_thd0=0, __unbuffered_p1_EAX$r_buff0_thd1=0, __unbuffered_p1_EAX$r_buff0_thd2=0, __unbuffered_p1_EAX$r_buff1_thd0=0, __unbuffered_p1_EAX$r_buff1_thd1=0, __unbuffered_p1_EAX$r_buff1_thd2=0, __unbuffered_p1_EAX$read_delayed=0, __unbuffered_p1_EAX$read_delayed_var={0:0}, __unbuffered_p1_EAX$w_buff0=0, __unbuffered_p1_EAX$w_buff0_used=0, __unbuffered_p1_EAX$w_buff1=0, __unbuffered_p1_EAX$w_buff1_used=0] [L727] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EAX$flush_delayed=0, __unbuffered_p1_EAX$mem_tmp=0, __unbuffered_p1_EAX$r_buff0_thd0=0, __unbuffered_p1_EAX$r_buff0_thd1=0, __unbuffered_p1_EAX$r_buff0_thd2=0, __unbuffered_p1_EAX$r_buff1_thd0=0, __unbuffered_p1_EAX$r_buff1_thd1=0, __unbuffered_p1_EAX$r_buff1_thd2=0, __unbuffered_p1_EAX$read_delayed=0, __unbuffered_p1_EAX$read_delayed_var={0:0}, __unbuffered_p1_EAX$w_buff0=0, __unbuffered_p1_EAX$w_buff0_used=0, __unbuffered_p1_EAX$w_buff1=0, __unbuffered_p1_EAX$w_buff1_used=0, main$tmp_guard0=0] [L728] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EAX$flush_delayed=0, __unbuffered_p1_EAX$mem_tmp=0, __unbuffered_p1_EAX$r_buff0_thd0=0, __unbuffered_p1_EAX$r_buff0_thd1=0, __unbuffered_p1_EAX$r_buff0_thd2=0, __unbuffered_p1_EAX$r_buff1_thd0=0, __unbuffered_p1_EAX$r_buff1_thd1=0, __unbuffered_p1_EAX$r_buff1_thd2=0, __unbuffered_p1_EAX$read_delayed=0, __unbuffered_p1_EAX$read_delayed_var={0:0}, __unbuffered_p1_EAX$w_buff0=0, __unbuffered_p1_EAX$w_buff0_used=0, __unbuffered_p1_EAX$w_buff1=0, __unbuffered_p1_EAX$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0] [L730] 0 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EAX$flush_delayed=0, __unbuffered_p1_EAX$mem_tmp=0, __unbuffered_p1_EAX$r_buff0_thd0=0, __unbuffered_p1_EAX$r_buff0_thd1=0, __unbuffered_p1_EAX$r_buff0_thd2=0, __unbuffered_p1_EAX$r_buff1_thd0=0, __unbuffered_p1_EAX$r_buff1_thd1=0, __unbuffered_p1_EAX$r_buff1_thd2=0, __unbuffered_p1_EAX$read_delayed=0, __unbuffered_p1_EAX$read_delayed_var={0:0}, __unbuffered_p1_EAX$w_buff0=0, __unbuffered_p1_EAX$w_buff0_used=0, __unbuffered_p1_EAX$w_buff1=0, __unbuffered_p1_EAX$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, x={7:0}] [L731] 0 _Bool x$flush_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EAX$flush_delayed=0, __unbuffered_p1_EAX$mem_tmp=0, __unbuffered_p1_EAX$r_buff0_thd0=0, __unbuffered_p1_EAX$r_buff0_thd1=0, __unbuffered_p1_EAX$r_buff0_thd2=0, __unbuffered_p1_EAX$r_buff1_thd0=0, __unbuffered_p1_EAX$r_buff1_thd1=0, __unbuffered_p1_EAX$r_buff1_thd2=0, __unbuffered_p1_EAX$read_delayed=0, __unbuffered_p1_EAX$read_delayed_var={0:0}, __unbuffered_p1_EAX$w_buff0=0, __unbuffered_p1_EAX$w_buff0_used=0, __unbuffered_p1_EAX$w_buff1=0, __unbuffered_p1_EAX$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, x={7:0}, x$flush_delayed=0] [L732] 0 int x$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EAX$flush_delayed=0, __unbuffered_p1_EAX$mem_tmp=0, __unbuffered_p1_EAX$r_buff0_thd0=0, __unbuffered_p1_EAX$r_buff0_thd1=0, __unbuffered_p1_EAX$r_buff0_thd2=0, __unbuffered_p1_EAX$r_buff1_thd0=0, __unbuffered_p1_EAX$r_buff1_thd1=0, __unbuffered_p1_EAX$r_buff1_thd2=0, __unbuffered_p1_EAX$read_delayed=0, __unbuffered_p1_EAX$read_delayed_var={0:0}, __unbuffered_p1_EAX$w_buff0=0, __unbuffered_p1_EAX$w_buff0_used=0, __unbuffered_p1_EAX$w_buff1=0, __unbuffered_p1_EAX$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, x={7:0}, x$flush_delayed=0, x$mem_tmp=0] [L733] 0 _Bool x$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EAX$flush_delayed=0, __unbuffered_p1_EAX$mem_tmp=0, __unbuffered_p1_EAX$r_buff0_thd0=0, __unbuffered_p1_EAX$r_buff0_thd1=0, __unbuffered_p1_EAX$r_buff0_thd2=0, __unbuffered_p1_EAX$r_buff1_thd0=0, __unbuffered_p1_EAX$r_buff1_thd1=0, __unbuffered_p1_EAX$r_buff1_thd2=0, __unbuffered_p1_EAX$read_delayed=0, __unbuffered_p1_EAX$read_delayed_var={0:0}, __unbuffered_p1_EAX$w_buff0=0, __unbuffered_p1_EAX$w_buff0_used=0, __unbuffered_p1_EAX$w_buff1=0, __unbuffered_p1_EAX$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, x={7:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0] [L734] 0 _Bool x$r_buff0_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EAX$flush_delayed=0, __unbuffered_p1_EAX$mem_tmp=0, __unbuffered_p1_EAX$r_buff0_thd0=0, __unbuffered_p1_EAX$r_buff0_thd1=0, __unbuffered_p1_EAX$r_buff0_thd2=0, __unbuffered_p1_EAX$r_buff1_thd0=0, __unbuffered_p1_EAX$r_buff1_thd1=0, __unbuffered_p1_EAX$r_buff1_thd2=0, __unbuffered_p1_EAX$read_delayed=0, __unbuffered_p1_EAX$read_delayed_var={0:0}, __unbuffered_p1_EAX$w_buff0=0, __unbuffered_p1_EAX$w_buff0_used=0, __unbuffered_p1_EAX$w_buff1=0, __unbuffered_p1_EAX$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, x={7:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0] [L735] 0 _Bool x$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EAX$flush_delayed=0, __unbuffered_p1_EAX$mem_tmp=0, __unbuffered_p1_EAX$r_buff0_thd0=0, __unbuffered_p1_EAX$r_buff0_thd1=0, __unbuffered_p1_EAX$r_buff0_thd2=0, __unbuffered_p1_EAX$r_buff1_thd0=0, __unbuffered_p1_EAX$r_buff1_thd1=0, __unbuffered_p1_EAX$r_buff1_thd2=0, __unbuffered_p1_EAX$read_delayed=0, __unbuffered_p1_EAX$read_delayed_var={0:0}, __unbuffered_p1_EAX$w_buff0=0, __unbuffered_p1_EAX$w_buff0_used=0, __unbuffered_p1_EAX$w_buff1=0, __unbuffered_p1_EAX$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, x={7:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0] [L736] 0 _Bool x$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EAX$flush_delayed=0, __unbuffered_p1_EAX$mem_tmp=0, __unbuffered_p1_EAX$r_buff0_thd0=0, __unbuffered_p1_EAX$r_buff0_thd1=0, __unbuffered_p1_EAX$r_buff0_thd2=0, __unbuffered_p1_EAX$r_buff1_thd0=0, __unbuffered_p1_EAX$r_buff1_thd1=0, __unbuffered_p1_EAX$r_buff1_thd2=0, __unbuffered_p1_EAX$read_delayed=0, __unbuffered_p1_EAX$read_delayed_var={0:0}, __unbuffered_p1_EAX$w_buff0=0, __unbuffered_p1_EAX$w_buff0_used=0, __unbuffered_p1_EAX$w_buff1=0, __unbuffered_p1_EAX$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, x={7:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0] [L737] 0 _Bool x$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EAX$flush_delayed=0, __unbuffered_p1_EAX$mem_tmp=0, __unbuffered_p1_EAX$r_buff0_thd0=0, __unbuffered_p1_EAX$r_buff0_thd1=0, __unbuffered_p1_EAX$r_buff0_thd2=0, __unbuffered_p1_EAX$r_buff1_thd0=0, __unbuffered_p1_EAX$r_buff1_thd1=0, __unbuffered_p1_EAX$r_buff1_thd2=0, __unbuffered_p1_EAX$read_delayed=0, __unbuffered_p1_EAX$read_delayed_var={0:0}, __unbuffered_p1_EAX$w_buff0=0, __unbuffered_p1_EAX$w_buff0_used=0, __unbuffered_p1_EAX$w_buff1=0, __unbuffered_p1_EAX$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, x={7:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0] [L738] 0 _Bool x$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EAX$flush_delayed=0, __unbuffered_p1_EAX$mem_tmp=0, __unbuffered_p1_EAX$r_buff0_thd0=0, __unbuffered_p1_EAX$r_buff0_thd1=0, __unbuffered_p1_EAX$r_buff0_thd2=0, __unbuffered_p1_EAX$r_buff1_thd0=0, __unbuffered_p1_EAX$r_buff1_thd1=0, __unbuffered_p1_EAX$r_buff1_thd2=0, __unbuffered_p1_EAX$read_delayed=0, __unbuffered_p1_EAX$read_delayed_var={0:0}, __unbuffered_p1_EAX$w_buff0=0, __unbuffered_p1_EAX$w_buff0_used=0, __unbuffered_p1_EAX$w_buff1=0, __unbuffered_p1_EAX$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, x={7:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0] [L739] 0 _Bool x$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EAX$flush_delayed=0, __unbuffered_p1_EAX$mem_tmp=0, __unbuffered_p1_EAX$r_buff0_thd0=0, __unbuffered_p1_EAX$r_buff0_thd1=0, __unbuffered_p1_EAX$r_buff0_thd2=0, __unbuffered_p1_EAX$r_buff1_thd0=0, __unbuffered_p1_EAX$r_buff1_thd1=0, __unbuffered_p1_EAX$r_buff1_thd2=0, __unbuffered_p1_EAX$read_delayed=0, __unbuffered_p1_EAX$read_delayed_var={0:0}, __unbuffered_p1_EAX$w_buff0=0, __unbuffered_p1_EAX$w_buff0_used=0, __unbuffered_p1_EAX$w_buff1=0, __unbuffered_p1_EAX$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, x={7:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0] [L740] 0 int *x$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EAX$flush_delayed=0, __unbuffered_p1_EAX$mem_tmp=0, __unbuffered_p1_EAX$r_buff0_thd0=0, __unbuffered_p1_EAX$r_buff0_thd1=0, __unbuffered_p1_EAX$r_buff0_thd2=0, __unbuffered_p1_EAX$r_buff1_thd0=0, __unbuffered_p1_EAX$r_buff1_thd1=0, __unbuffered_p1_EAX$r_buff1_thd2=0, __unbuffered_p1_EAX$read_delayed=0, __unbuffered_p1_EAX$read_delayed_var={0:0}, __unbuffered_p1_EAX$w_buff0=0, __unbuffered_p1_EAX$w_buff0_used=0, __unbuffered_p1_EAX$w_buff1=0, __unbuffered_p1_EAX$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, x={7:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}] [L741] 0 int x$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EAX$flush_delayed=0, __unbuffered_p1_EAX$mem_tmp=0, __unbuffered_p1_EAX$r_buff0_thd0=0, __unbuffered_p1_EAX$r_buff0_thd1=0, __unbuffered_p1_EAX$r_buff0_thd2=0, __unbuffered_p1_EAX$r_buff1_thd0=0, __unbuffered_p1_EAX$r_buff1_thd1=0, __unbuffered_p1_EAX$r_buff1_thd2=0, __unbuffered_p1_EAX$read_delayed=0, __unbuffered_p1_EAX$read_delayed_var={0:0}, __unbuffered_p1_EAX$w_buff0=0, __unbuffered_p1_EAX$w_buff0_used=0, __unbuffered_p1_EAX$w_buff1=0, __unbuffered_p1_EAX$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, x={7:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0] [L742] 0 _Bool x$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EAX$flush_delayed=0, __unbuffered_p1_EAX$mem_tmp=0, __unbuffered_p1_EAX$r_buff0_thd0=0, __unbuffered_p1_EAX$r_buff0_thd1=0, __unbuffered_p1_EAX$r_buff0_thd2=0, __unbuffered_p1_EAX$r_buff1_thd0=0, __unbuffered_p1_EAX$r_buff1_thd1=0, __unbuffered_p1_EAX$r_buff1_thd2=0, __unbuffered_p1_EAX$read_delayed=0, __unbuffered_p1_EAX$read_delayed_var={0:0}, __unbuffered_p1_EAX$w_buff0=0, __unbuffered_p1_EAX$w_buff0_used=0, __unbuffered_p1_EAX$w_buff1=0, __unbuffered_p1_EAX$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, x={7:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0] [L743] 0 int x$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EAX$flush_delayed=0, __unbuffered_p1_EAX$mem_tmp=0, __unbuffered_p1_EAX$r_buff0_thd0=0, __unbuffered_p1_EAX$r_buff0_thd1=0, __unbuffered_p1_EAX$r_buff0_thd2=0, __unbuffered_p1_EAX$r_buff1_thd0=0, __unbuffered_p1_EAX$r_buff1_thd1=0, __unbuffered_p1_EAX$r_buff1_thd2=0, __unbuffered_p1_EAX$read_delayed=0, __unbuffered_p1_EAX$read_delayed_var={0:0}, __unbuffered_p1_EAX$w_buff0=0, __unbuffered_p1_EAX$w_buff0_used=0, __unbuffered_p1_EAX$w_buff1=0, __unbuffered_p1_EAX$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, x={7:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0] [L744] 0 _Bool x$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EAX$flush_delayed=0, __unbuffered_p1_EAX$mem_tmp=0, __unbuffered_p1_EAX$r_buff0_thd0=0, __unbuffered_p1_EAX$r_buff0_thd1=0, __unbuffered_p1_EAX$r_buff0_thd2=0, __unbuffered_p1_EAX$r_buff1_thd0=0, __unbuffered_p1_EAX$r_buff1_thd1=0, __unbuffered_p1_EAX$r_buff1_thd2=0, __unbuffered_p1_EAX$read_delayed=0, __unbuffered_p1_EAX$read_delayed_var={0:0}, __unbuffered_p1_EAX$w_buff0=0, __unbuffered_p1_EAX$w_buff0_used=0, __unbuffered_p1_EAX$w_buff1=0, __unbuffered_p1_EAX$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, x={7:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0] [L746] 0 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EAX$flush_delayed=0, __unbuffered_p1_EAX$mem_tmp=0, __unbuffered_p1_EAX$r_buff0_thd0=0, __unbuffered_p1_EAX$r_buff0_thd1=0, __unbuffered_p1_EAX$r_buff0_thd2=0, __unbuffered_p1_EAX$r_buff1_thd0=0, __unbuffered_p1_EAX$r_buff1_thd1=0, __unbuffered_p1_EAX$r_buff1_thd2=0, __unbuffered_p1_EAX$read_delayed=0, __unbuffered_p1_EAX$read_delayed_var={0:0}, __unbuffered_p1_EAX$w_buff0=0, __unbuffered_p1_EAX$w_buff0_used=0, __unbuffered_p1_EAX$w_buff1=0, __unbuffered_p1_EAX$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, x={7:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L747] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EAX$flush_delayed=0, __unbuffered_p1_EAX$mem_tmp=0, __unbuffered_p1_EAX$r_buff0_thd0=0, __unbuffered_p1_EAX$r_buff0_thd1=0, __unbuffered_p1_EAX$r_buff0_thd2=0, __unbuffered_p1_EAX$r_buff1_thd0=0, __unbuffered_p1_EAX$r_buff1_thd1=0, __unbuffered_p1_EAX$r_buff1_thd2=0, __unbuffered_p1_EAX$read_delayed=0, __unbuffered_p1_EAX$read_delayed_var={0:0}, __unbuffered_p1_EAX$w_buff0=0, __unbuffered_p1_EAX$w_buff0_used=0, __unbuffered_p1_EAX$w_buff1=0, __unbuffered_p1_EAX$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x={7:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L748] 0 _Bool weak$$choice1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EAX$flush_delayed=0, __unbuffered_p1_EAX$mem_tmp=0, __unbuffered_p1_EAX$r_buff0_thd0=0, __unbuffered_p1_EAX$r_buff0_thd1=0, __unbuffered_p1_EAX$r_buff0_thd2=0, __unbuffered_p1_EAX$r_buff1_thd0=0, __unbuffered_p1_EAX$r_buff1_thd1=0, __unbuffered_p1_EAX$r_buff1_thd2=0, __unbuffered_p1_EAX$read_delayed=0, __unbuffered_p1_EAX$read_delayed_var={0:0}, __unbuffered_p1_EAX$w_buff0=0, __unbuffered_p1_EAX$w_buff0_used=0, __unbuffered_p1_EAX$w_buff1=0, __unbuffered_p1_EAX$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, x={7:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L749] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EAX$flush_delayed=0, __unbuffered_p1_EAX$mem_tmp=0, __unbuffered_p1_EAX$r_buff0_thd0=0, __unbuffered_p1_EAX$r_buff0_thd1=0, __unbuffered_p1_EAX$r_buff0_thd2=0, __unbuffered_p1_EAX$r_buff1_thd0=0, __unbuffered_p1_EAX$r_buff1_thd1=0, __unbuffered_p1_EAX$r_buff1_thd2=0, __unbuffered_p1_EAX$read_delayed=0, __unbuffered_p1_EAX$read_delayed_var={0:0}, __unbuffered_p1_EAX$w_buff0=0, __unbuffered_p1_EAX$w_buff0_used=0, __unbuffered_p1_EAX$w_buff1=0, __unbuffered_p1_EAX$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x={7:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L825] 0 pthread_t t1923; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EAX$flush_delayed=0, __unbuffered_p1_EAX$mem_tmp=0, __unbuffered_p1_EAX$r_buff0_thd0=0, __unbuffered_p1_EAX$r_buff0_thd1=0, __unbuffered_p1_EAX$r_buff0_thd2=0, __unbuffered_p1_EAX$r_buff1_thd0=0, __unbuffered_p1_EAX$r_buff1_thd1=0, __unbuffered_p1_EAX$r_buff1_thd2=0, __unbuffered_p1_EAX$read_delayed=0, __unbuffered_p1_EAX$read_delayed_var={0:0}, __unbuffered_p1_EAX$w_buff0=0, __unbuffered_p1_EAX$w_buff0_used=0, __unbuffered_p1_EAX$w_buff1=0, __unbuffered_p1_EAX$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x={7:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L826] FCALL, FORK 0 pthread_create(&t1923, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EAX$flush_delayed=0, __unbuffered_p1_EAX$mem_tmp=0, __unbuffered_p1_EAX$r_buff0_thd0=0, __unbuffered_p1_EAX$r_buff0_thd1=0, __unbuffered_p1_EAX$r_buff0_thd2=0, __unbuffered_p1_EAX$r_buff1_thd0=0, __unbuffered_p1_EAX$r_buff1_thd1=0, __unbuffered_p1_EAX$r_buff1_thd2=0, __unbuffered_p1_EAX$read_delayed=0, __unbuffered_p1_EAX$read_delayed_var={0:0}, __unbuffered_p1_EAX$w_buff0=0, __unbuffered_p1_EAX$w_buff0_used=0, __unbuffered_p1_EAX$w_buff1=0, __unbuffered_p1_EAX$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x={7:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L827] 0 pthread_t t1924; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EAX$flush_delayed=0, __unbuffered_p1_EAX$mem_tmp=0, __unbuffered_p1_EAX$r_buff0_thd0=0, __unbuffered_p1_EAX$r_buff0_thd1=0, __unbuffered_p1_EAX$r_buff0_thd2=0, __unbuffered_p1_EAX$r_buff1_thd0=0, __unbuffered_p1_EAX$r_buff1_thd1=0, __unbuffered_p1_EAX$r_buff1_thd2=0, __unbuffered_p1_EAX$read_delayed=0, __unbuffered_p1_EAX$read_delayed_var={0:0}, __unbuffered_p1_EAX$w_buff0=0, __unbuffered_p1_EAX$w_buff0_used=0, __unbuffered_p1_EAX$w_buff1=0, __unbuffered_p1_EAX$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x={7:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L828] FCALL, FORK 0 pthread_create(&t1924, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EAX$flush_delayed=0, __unbuffered_p1_EAX$mem_tmp=0, __unbuffered_p1_EAX$r_buff0_thd0=0, __unbuffered_p1_EAX$r_buff0_thd1=0, __unbuffered_p1_EAX$r_buff0_thd2=0, __unbuffered_p1_EAX$r_buff1_thd0=0, __unbuffered_p1_EAX$r_buff1_thd1=0, __unbuffered_p1_EAX$r_buff1_thd2=0, __unbuffered_p1_EAX$read_delayed=0, __unbuffered_p1_EAX$read_delayed_var={0:0}, __unbuffered_p1_EAX$w_buff0=0, __unbuffered_p1_EAX$w_buff0_used=0, __unbuffered_p1_EAX$w_buff1=0, __unbuffered_p1_EAX$w_buff1_used=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x={7:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L781] 2 weak$$choice0 = __VERIFIER_nondet_bool() [L782] 2 weak$$choice2 = __VERIFIER_nondet_bool() [L783] 2 x$flush_delayed = weak$$choice2 [L784] EXPR 2 \read(x) [L784] 2 x$mem_tmp = x [L785] 2 weak$$choice1 = __VERIFIER_nondet_bool() [L786] EXPR 2 !x$w_buff0_used ? x : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff0_used && !x$r_buff1_thd2 && x$w_buff1_used && !x$r_buff0_thd2 ? (weak$$choice0 ? x : (weak$$choice1 ? x$w_buff0 : x$w_buff1)) : (x$w_buff0_used && x$r_buff1_thd2 && x$w_buff1_used && !x$r_buff0_thd2 ? (weak$$choice0 ? x$w_buff1 : x$w_buff0) : (weak$$choice0 ? x$w_buff0 : x)))) [L786] EXPR 2 \read(x) [L786] EXPR 2 !x$w_buff0_used ? x : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff0_used && !x$r_buff1_thd2 && x$w_buff1_used && !x$r_buff0_thd2 ? (weak$$choice0 ? x : (weak$$choice1 ? x$w_buff0 : x$w_buff1)) : (x$w_buff0_used && x$r_buff1_thd2 && x$w_buff1_used && !x$r_buff0_thd2 ? (weak$$choice0 ? x$w_buff1 : x$w_buff0) : (weak$$choice0 ? x$w_buff0 : x)))) [L786] 2 x = !x$w_buff0_used ? x : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff0_used && !x$r_buff1_thd2 && x$w_buff1_used && !x$r_buff0_thd2 ? (weak$$choice0 ? x : (weak$$choice1 ? x$w_buff0 : x$w_buff1)) : (x$w_buff0_used && x$r_buff1_thd2 && x$w_buff1_used && !x$r_buff0_thd2 ? (weak$$choice0 ? x$w_buff1 : x$w_buff0) : (weak$$choice0 ? x$w_buff0 : x)))) [L787] EXPR 2 weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff0_used && !x$r_buff1_thd2 && x$w_buff1_used && !x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff0_used && x$r_buff1_thd2 && x$w_buff1_used && !x$r_buff0_thd2 ? x$w_buff0 : x$w_buff0)))) [L787] EXPR 2 !x$w_buff0_used ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff0_used && !x$r_buff1_thd2 && x$w_buff1_used && !x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff0_used && x$r_buff1_thd2 && x$w_buff1_used && !x$r_buff0_thd2 ? x$w_buff0 : x$w_buff0))) [L787] EXPR 2 weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff0_used && !x$r_buff1_thd2 && x$w_buff1_used && !x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff0_used && x$r_buff1_thd2 && x$w_buff1_used && !x$r_buff0_thd2 ? x$w_buff0 : x$w_buff0)))) [L787] 2 x$w_buff0 = weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff0_used && !x$r_buff1_thd2 && x$w_buff1_used && !x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff0_used && x$r_buff1_thd2 && x$w_buff1_used && !x$r_buff0_thd2 ? x$w_buff0 : x$w_buff0)))) [L788] EXPR 2 weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff1 : (x$w_buff0_used && !x$r_buff1_thd2 && x$w_buff1_used && !x$r_buff0_thd2 ? x$w_buff1 : (x$w_buff0_used && x$r_buff1_thd2 && x$w_buff1_used && !x$r_buff0_thd2 ? x$w_buff1 : x$w_buff1)))) [L788] EXPR 2 !x$w_buff0_used ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff1 : (x$w_buff0_used && !x$r_buff1_thd2 && x$w_buff1_used && !x$r_buff0_thd2 ? x$w_buff1 : (x$w_buff0_used && x$r_buff1_thd2 && x$w_buff1_used && !x$r_buff0_thd2 ? x$w_buff1 : x$w_buff1))) [L788] EXPR 2 weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff1 : (x$w_buff0_used && !x$r_buff1_thd2 && x$w_buff1_used && !x$r_buff0_thd2 ? x$w_buff1 : (x$w_buff0_used && x$r_buff1_thd2 && x$w_buff1_used && !x$r_buff0_thd2 ? x$w_buff1 : x$w_buff1)))) [L788] 2 x$w_buff1 = weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff1 : (x$w_buff0_used && !x$r_buff1_thd2 && x$w_buff1_used && !x$r_buff0_thd2 ? x$w_buff1 : (x$w_buff0_used && x$r_buff1_thd2 && x$w_buff1_used && !x$r_buff0_thd2 ? x$w_buff1 : x$w_buff1)))) [L789] EXPR 2 weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : (x$w_buff0_used && !x$r_buff1_thd2 && x$w_buff1_used && !x$r_buff0_thd2 ? weak$$choice0 || !weak$$choice1 : (x$w_buff0_used && x$r_buff1_thd2 && x$w_buff1_used && !x$r_buff0_thd2 ? weak$$choice0 : weak$$choice0)))) [L789] EXPR 2 !x$w_buff0_used ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : (x$w_buff0_used && !x$r_buff1_thd2 && x$w_buff1_used && !x$r_buff0_thd2 ? weak$$choice0 || !weak$$choice1 : (x$w_buff0_used && x$r_buff1_thd2 && x$w_buff1_used && !x$r_buff0_thd2 ? weak$$choice0 : weak$$choice0))) [L789] EXPR 2 weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : (x$w_buff0_used && !x$r_buff1_thd2 && x$w_buff1_used && !x$r_buff0_thd2 ? weak$$choice0 || !weak$$choice1 : (x$w_buff0_used && x$r_buff1_thd2 && x$w_buff1_used && !x$r_buff0_thd2 ? weak$$choice0 : weak$$choice0)))) [L789] 2 x$w_buff0_used = weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : (x$w_buff0_used && !x$r_buff1_thd2 && x$w_buff1_used && !x$r_buff0_thd2 ? weak$$choice0 || !weak$$choice1 : (x$w_buff0_used && x$r_buff1_thd2 && x$w_buff1_used && !x$r_buff0_thd2 ? weak$$choice0 : weak$$choice0)))) [L790] EXPR 2 weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : (x$w_buff0_used && !x$r_buff1_thd2 && x$w_buff1_used && !x$r_buff0_thd2 ? weak$$choice0 : (x$w_buff0_used && x$r_buff1_thd2 && x$w_buff1_used && !x$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)))) [L790] EXPR 2 !x$w_buff0_used ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : (x$w_buff0_used && !x$r_buff1_thd2 && x$w_buff1_used && !x$r_buff0_thd2 ? weak$$choice0 : (x$w_buff0_used && x$r_buff1_thd2 && x$w_buff1_used && !x$r_buff0_thd2 ? (_Bool)0 : (_Bool)0))) [L790] EXPR 2 weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : (x$w_buff0_used && !x$r_buff1_thd2 && x$w_buff1_used && !x$r_buff0_thd2 ? weak$$choice0 : (x$w_buff0_used && x$r_buff1_thd2 && x$w_buff1_used && !x$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)))) [L790] 2 x$w_buff1_used = weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : (x$w_buff0_used && !x$r_buff1_thd2 && x$w_buff1_used && !x$r_buff0_thd2 ? weak$$choice0 : (x$w_buff0_used && x$r_buff1_thd2 && x$w_buff1_used && !x$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)))) [L791] EXPR 2 weak$$choice2 ? x$r_buff0_thd2 : (!x$w_buff0_used ? x$r_buff0_thd2 : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : (x$w_buff0_used && !x$r_buff1_thd2 && x$w_buff1_used && !x$r_buff0_thd2 ? x$r_buff0_thd2 : (x$w_buff0_used && x$r_buff1_thd2 && x$w_buff1_used && !x$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)))) [L791] EXPR 2 !x$w_buff0_used ? x$r_buff0_thd2 : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : (x$w_buff0_used && !x$r_buff1_thd2 && x$w_buff1_used && !x$r_buff0_thd2 ? x$r_buff0_thd2 : (x$w_buff0_used && x$r_buff1_thd2 && x$w_buff1_used && !x$r_buff0_thd2 ? (_Bool)0 : (_Bool)0))) [L791] EXPR 2 weak$$choice2 ? x$r_buff0_thd2 : (!x$w_buff0_used ? x$r_buff0_thd2 : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : (x$w_buff0_used && !x$r_buff1_thd2 && x$w_buff1_used && !x$r_buff0_thd2 ? x$r_buff0_thd2 : (x$w_buff0_used && x$r_buff1_thd2 && x$w_buff1_used && !x$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)))) [L791] 2 x$r_buff0_thd2 = weak$$choice2 ? x$r_buff0_thd2 : (!x$w_buff0_used ? x$r_buff0_thd2 : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : (x$w_buff0_used && !x$r_buff1_thd2 && x$w_buff1_used && !x$r_buff0_thd2 ? x$r_buff0_thd2 : (x$w_buff0_used && x$r_buff1_thd2 && x$w_buff1_used && !x$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)))) [L792] EXPR 2 weak$$choice2 ? x$r_buff1_thd2 : (!x$w_buff0_used ? x$r_buff1_thd2 : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : (x$w_buff0_used && !x$r_buff1_thd2 && x$w_buff1_used && !x$r_buff0_thd2 ? (weak$$choice0 ? x$r_buff1_thd2 : (_Bool)0) : (x$w_buff0_used && x$r_buff1_thd2 && x$w_buff1_used && !x$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)))) [L792] EXPR 2 !x$w_buff0_used ? x$r_buff1_thd2 : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : (x$w_buff0_used && !x$r_buff1_thd2 && x$w_buff1_used && !x$r_buff0_thd2 ? (weak$$choice0 ? x$r_buff1_thd2 : (_Bool)0) : (x$w_buff0_used && x$r_buff1_thd2 && x$w_buff1_used && !x$r_buff0_thd2 ? (_Bool)0 : (_Bool)0))) [L792] EXPR 2 weak$$choice2 ? x$r_buff1_thd2 : (!x$w_buff0_used ? x$r_buff1_thd2 : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : (x$w_buff0_used && !x$r_buff1_thd2 && x$w_buff1_used && !x$r_buff0_thd2 ? (weak$$choice0 ? x$r_buff1_thd2 : (_Bool)0) : (x$w_buff0_used && x$r_buff1_thd2 && x$w_buff1_used && !x$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)))) [L792] 2 x$r_buff1_thd2 = weak$$choice2 ? x$r_buff1_thd2 : (!x$w_buff0_used ? x$r_buff1_thd2 : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : (x$w_buff0_used && !x$r_buff1_thd2 && x$w_buff1_used && !x$r_buff0_thd2 ? (weak$$choice0 ? x$r_buff1_thd2 : (_Bool)0) : (x$w_buff0_used && x$r_buff1_thd2 && x$w_buff1_used && !x$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)))) [L793] 2 __unbuffered_p1_EAX$read_delayed = (_Bool)1 [L794] 2 __unbuffered_p1_EAX$read_delayed_var = &x [L795] EXPR 2 \read(x) [L795] 2 __unbuffered_p1_EAX = x [L796] EXPR 2 x$flush_delayed ? x$mem_tmp : x [L796] EXPR 2 \read(x) [L796] EXPR 2 x$flush_delayed ? x$mem_tmp : x [L796] 2 x = x$flush_delayed ? x$mem_tmp : x [L797] 2 x$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EAX$flush_delayed=0, __unbuffered_p1_EAX$mem_tmp=0, __unbuffered_p1_EAX$r_buff0_thd0=0, __unbuffered_p1_EAX$r_buff0_thd1=0, __unbuffered_p1_EAX$r_buff0_thd2=0, __unbuffered_p1_EAX$r_buff1_thd0=0, __unbuffered_p1_EAX$r_buff1_thd1=0, __unbuffered_p1_EAX$r_buff1_thd2=0, __unbuffered_p1_EAX$read_delayed=1, __unbuffered_p1_EAX$read_delayed_var={7:0}, __unbuffered_p1_EAX$w_buff0=0, __unbuffered_p1_EAX$w_buff0_used=0, __unbuffered_p1_EAX$w_buff1=0, __unbuffered_p1_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=1, weak$$choice1=255, weak$$choice2=0, x={7:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L800] 2 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EAX$flush_delayed=0, __unbuffered_p1_EAX$mem_tmp=0, __unbuffered_p1_EAX$r_buff0_thd0=0, __unbuffered_p1_EAX$r_buff0_thd1=0, __unbuffered_p1_EAX$r_buff0_thd2=0, __unbuffered_p1_EAX$r_buff1_thd0=0, __unbuffered_p1_EAX$r_buff1_thd1=0, __unbuffered_p1_EAX$r_buff1_thd2=0, __unbuffered_p1_EAX$read_delayed=1, __unbuffered_p1_EAX$read_delayed_var={7:0}, __unbuffered_p1_EAX$w_buff0=0, __unbuffered_p1_EAX$w_buff0_used=0, __unbuffered_p1_EAX$w_buff1=0, __unbuffered_p1_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=1, weak$$choice1=255, weak$$choice2=0, x={7:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] [L753] 1 __unbuffered_p0_EAX = y VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p1_EAX=0, __unbuffered_p1_EAX$flush_delayed=0, __unbuffered_p1_EAX$mem_tmp=0, __unbuffered_p1_EAX$r_buff0_thd0=0, __unbuffered_p1_EAX$r_buff0_thd1=0, __unbuffered_p1_EAX$r_buff0_thd2=0, __unbuffered_p1_EAX$r_buff1_thd0=0, __unbuffered_p1_EAX$r_buff1_thd1=0, __unbuffered_p1_EAX$r_buff1_thd2=0, __unbuffered_p1_EAX$read_delayed=1, __unbuffered_p1_EAX$read_delayed_var={7:0}, __unbuffered_p1_EAX$w_buff0=0, __unbuffered_p1_EAX$w_buff0_used=0, __unbuffered_p1_EAX$w_buff1=0, __unbuffered_p1_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=1, weak$$choice1=255, weak$$choice2=0, x={7:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] [L803] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L803] EXPR 2 x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x [L803] EXPR 2 \read(x) [L803] EXPR 2 x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x [L803] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L803] 2 x = x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L804] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used [L804] 2 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used [L805] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used [L805] 2 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used [L806] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2 [L806] 2 x$r_buff0_thd2 = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2 [L807] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2 [L807] 2 x$r_buff1_thd2 = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2 [L810] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=1, __unbuffered_p1_EAX=0, __unbuffered_p1_EAX$flush_delayed=0, __unbuffered_p1_EAX$mem_tmp=0, __unbuffered_p1_EAX$r_buff0_thd0=0, __unbuffered_p1_EAX$r_buff0_thd1=0, __unbuffered_p1_EAX$r_buff0_thd2=0, __unbuffered_p1_EAX$r_buff1_thd0=0, __unbuffered_p1_EAX$r_buff1_thd1=0, __unbuffered_p1_EAX$r_buff1_thd2=0, __unbuffered_p1_EAX$read_delayed=1, __unbuffered_p1_EAX$read_delayed_var={7:0}, __unbuffered_p1_EAX$w_buff0=0, __unbuffered_p1_EAX$w_buff0_used=0, __unbuffered_p1_EAX$w_buff1=0, __unbuffered_p1_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=1, weak$$choice1=255, weak$$choice2=0, x={7:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] [L756] 1 x$w_buff1 = x$w_buff0 [L757] 1 x$w_buff0 = 1 [L758] 1 x$w_buff1_used = x$w_buff0_used [L759] 1 x$w_buff0_used = (_Bool)1 [L18] COND FALSE 1 !(!expression) [L761] 1 x$r_buff1_thd0 = x$r_buff0_thd0 [L762] 1 x$r_buff1_thd1 = x$r_buff0_thd1 [L763] 1 x$r_buff1_thd2 = x$r_buff0_thd2 [L764] 1 x$r_buff0_thd1 = (_Bool)1 VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=1, __unbuffered_p1_EAX=0, __unbuffered_p1_EAX$flush_delayed=0, __unbuffered_p1_EAX$mem_tmp=0, __unbuffered_p1_EAX$r_buff0_thd0=0, __unbuffered_p1_EAX$r_buff0_thd1=0, __unbuffered_p1_EAX$r_buff0_thd2=0, __unbuffered_p1_EAX$r_buff1_thd0=0, __unbuffered_p1_EAX$r_buff1_thd1=0, __unbuffered_p1_EAX$r_buff1_thd2=0, __unbuffered_p1_EAX$read_delayed=1, __unbuffered_p1_EAX$read_delayed_var={7:0}, __unbuffered_p1_EAX$w_buff0=0, __unbuffered_p1_EAX$w_buff0_used=0, __unbuffered_p1_EAX$w_buff1=0, __unbuffered_p1_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=1, weak$$choice1=255, weak$$choice2=0, x={7:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=1, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1] [L767] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x) [L767] 1 x = x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x) [L768] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used [L768] 1 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used [L769] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$w_buff1_used [L769] 1 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$w_buff1_used [L770] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1 [L770] 1 x$r_buff0_thd1 = x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1 [L771] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$r_buff1_thd1 [L771] 1 x$r_buff1_thd1 = x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$r_buff1_thd1 [L774] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=1, __unbuffered_p1_EAX=0, __unbuffered_p1_EAX$flush_delayed=0, __unbuffered_p1_EAX$mem_tmp=0, __unbuffered_p1_EAX$r_buff0_thd0=0, __unbuffered_p1_EAX$r_buff0_thd1=0, __unbuffered_p1_EAX$r_buff0_thd2=0, __unbuffered_p1_EAX$r_buff1_thd0=0, __unbuffered_p1_EAX$r_buff1_thd1=0, __unbuffered_p1_EAX$r_buff1_thd2=0, __unbuffered_p1_EAX$read_delayed=1, __unbuffered_p1_EAX$read_delayed_var={7:0}, __unbuffered_p1_EAX$w_buff0=0, __unbuffered_p1_EAX$w_buff0_used=0, __unbuffered_p1_EAX$w_buff1=0, __unbuffered_p1_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=1, weak$$choice1=255, weak$$choice2=0, x={7:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=1, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] [L830] 0 main$tmp_guard0 = __unbuffered_cnt == 2 VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=1, __unbuffered_p1_EAX=0, __unbuffered_p1_EAX$flush_delayed=0, __unbuffered_p1_EAX$mem_tmp=0, __unbuffered_p1_EAX$r_buff0_thd0=0, __unbuffered_p1_EAX$r_buff0_thd1=0, __unbuffered_p1_EAX$r_buff0_thd2=0, __unbuffered_p1_EAX$r_buff1_thd0=0, __unbuffered_p1_EAX$r_buff1_thd1=0, __unbuffered_p1_EAX$r_buff1_thd2=0, __unbuffered_p1_EAX$read_delayed=1, __unbuffered_p1_EAX$read_delayed_var={7:0}, __unbuffered_p1_EAX$w_buff0=0, __unbuffered_p1_EAX$w_buff0_used=0, __unbuffered_p1_EAX$w_buff1=0, __unbuffered_p1_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=1, weak$$choice1=255, weak$$choice2=0, x={7:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=1, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] [L3] COND FALSE 0 !(!cond) VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=1, __unbuffered_p1_EAX=0, __unbuffered_p1_EAX$flush_delayed=0, __unbuffered_p1_EAX$mem_tmp=0, __unbuffered_p1_EAX$r_buff0_thd0=0, __unbuffered_p1_EAX$r_buff0_thd1=0, __unbuffered_p1_EAX$r_buff0_thd2=0, __unbuffered_p1_EAX$r_buff1_thd0=0, __unbuffered_p1_EAX$r_buff1_thd1=0, __unbuffered_p1_EAX$r_buff1_thd2=0, __unbuffered_p1_EAX$read_delayed=1, __unbuffered_p1_EAX$read_delayed_var={7:0}, __unbuffered_p1_EAX$w_buff0=0, __unbuffered_p1_EAX$w_buff0_used=0, __unbuffered_p1_EAX$w_buff1=0, __unbuffered_p1_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=1, weak$$choice1=255, weak$$choice2=0, x={7:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=1, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] [L834] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L834] EXPR 0 x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x [L834] EXPR 0 \read(x) [L834] EXPR 0 x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x [L834] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L834] 0 x = x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L835] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used [L835] 0 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used [L836] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used [L836] 0 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used [L837] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0 [L837] 0 x$r_buff0_thd0 = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0 [L838] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0 [L838] 0 x$r_buff1_thd0 = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0 [L841] 0 weak$$choice1 = __VERIFIER_nondet_bool() [L842] EXPR 0 __unbuffered_p1_EAX$read_delayed ? (weak$$choice1 ? *__unbuffered_p1_EAX$read_delayed_var : __unbuffered_p1_EAX) : __unbuffered_p1_EAX [L842] EXPR 0 weak$$choice1 ? *__unbuffered_p1_EAX$read_delayed_var : __unbuffered_p1_EAX [L842] EXPR 0 \read(*__unbuffered_p1_EAX$read_delayed_var) [L842] EXPR 0 weak$$choice1 ? *__unbuffered_p1_EAX$read_delayed_var : __unbuffered_p1_EAX [L842] EXPR 0 __unbuffered_p1_EAX$read_delayed ? (weak$$choice1 ? *__unbuffered_p1_EAX$read_delayed_var : __unbuffered_p1_EAX) : __unbuffered_p1_EAX [L842] 0 __unbuffered_p1_EAX = __unbuffered_p1_EAX$read_delayed ? (weak$$choice1 ? *__unbuffered_p1_EAX$read_delayed_var : __unbuffered_p1_EAX) : __unbuffered_p1_EAX [L843] 0 main$tmp_guard1 = !(__unbuffered_p0_EAX == 1 && __unbuffered_p1_EAX == 1) VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=1, __unbuffered_p1_EAX=1, __unbuffered_p1_EAX$flush_delayed=0, __unbuffered_p1_EAX$mem_tmp=0, __unbuffered_p1_EAX$r_buff0_thd0=0, __unbuffered_p1_EAX$r_buff0_thd1=0, __unbuffered_p1_EAX$r_buff0_thd2=0, __unbuffered_p1_EAX$r_buff1_thd0=0, __unbuffered_p1_EAX$r_buff1_thd1=0, __unbuffered_p1_EAX$r_buff1_thd2=0, __unbuffered_p1_EAX$read_delayed=1, __unbuffered_p1_EAX$read_delayed_var={7:0}, __unbuffered_p1_EAX$w_buff0=0, __unbuffered_p1_EAX$w_buff0_used=0, __unbuffered_p1_EAX$w_buff1=0, __unbuffered_p1_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=1, weak$$choice1=1, weak$$choice2=0, x={7:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=1, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] [L18] COND TRUE 0 !expression VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=1, __unbuffered_p1_EAX=1, __unbuffered_p1_EAX$flush_delayed=0, __unbuffered_p1_EAX$mem_tmp=0, __unbuffered_p1_EAX$r_buff0_thd0=0, __unbuffered_p1_EAX$r_buff0_thd1=0, __unbuffered_p1_EAX$r_buff0_thd2=0, __unbuffered_p1_EAX$r_buff1_thd0=0, __unbuffered_p1_EAX$r_buff1_thd1=0, __unbuffered_p1_EAX$r_buff1_thd2=0, __unbuffered_p1_EAX$read_delayed=1, __unbuffered_p1_EAX$read_delayed_var={7:0}, __unbuffered_p1_EAX$w_buff0=0, __unbuffered_p1_EAX$w_buff0_used=0, __unbuffered_p1_EAX$w_buff1=0, __unbuffered_p1_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=1, weak$$choice1=1, weak$$choice2=0, x={7:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=1, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] [L18] 0 reach_error() VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=1, __unbuffered_p1_EAX=1, __unbuffered_p1_EAX$flush_delayed=0, __unbuffered_p1_EAX$mem_tmp=0, __unbuffered_p1_EAX$r_buff0_thd0=0, __unbuffered_p1_EAX$r_buff0_thd1=0, __unbuffered_p1_EAX$r_buff0_thd2=0, __unbuffered_p1_EAX$r_buff1_thd0=0, __unbuffered_p1_EAX$r_buff1_thd1=0, __unbuffered_p1_EAX$r_buff1_thd2=0, __unbuffered_p1_EAX$read_delayed=1, __unbuffered_p1_EAX$read_delayed_var={7:0}, __unbuffered_p1_EAX$w_buff0=0, __unbuffered_p1_EAX$w_buff0_used=0, __unbuffered_p1_EAX$w_buff1=0, __unbuffered_p1_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=1, weak$$choice1=1, weak$$choice2=0, x={7:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=1, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] - UnprovableResult [Line: 18]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 826]: 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: 828]: 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 5 procedures, 121 locations, 5 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: 8.1s, OverallIterations: 10, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 3.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 100 SDtfs, 288 SDslu, 526 SDs, 0 SdLazy, 925 SolverSat, 237 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 168 GetRequests, 21 SyntacticMatches, 4 SemanticMatches, 143 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 563 ImplicationChecksByTransitivity, 2.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=416occurred in iteration=8, InterpolantAutomatonStates: 117, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 2.9s InterpolantComputationTime, 775 NumberOfCodeBlocks, 775 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 682 ConstructedInterpolants, 0 QuantifiedInterpolants, 5402 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 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 09:06:04,467 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce3b5b92-8735-484a-a0ba-01e870b6d0f8/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...