./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/safe000_power.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5c7e5d-e147-4cc9-af56-0554508c3625/bin/uautomizer-YU5uOKAj3y/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5c7e5d-e147-4cc9-af56-0554508c3625/bin/uautomizer-YU5uOKAj3y/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5c7e5d-e147-4cc9-af56-0554508c3625/bin/uautomizer-YU5uOKAj3y/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5c7e5d-e147-4cc9-af56-0554508c3625/bin/uautomizer-YU5uOKAj3y/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe000_power.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5c7e5d-e147-4cc9-af56-0554508c3625/bin/uautomizer-YU5uOKAj3y/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5c7e5d-e147-4cc9-af56-0554508c3625/bin/uautomizer-YU5uOKAj3y --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 23eea01b75afdbb0ef381e4ddf0b030c295f59ec7a283af707e459bd9dd9c0c0 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 17:50:46,581 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 17:50:46,584 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 17:50:46,646 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 17:50:46,647 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 17:50:46,653 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 17:50:46,656 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 17:50:46,662 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 17:50:46,666 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 17:50:46,676 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 17:50:46,678 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 17:50:46,681 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 17:50:46,681 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 17:50:46,686 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 17:50:46,691 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 17:50:46,698 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 17:50:46,700 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 17:50:46,702 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 17:50:46,709 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 17:50:46,712 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 17:50:46,720 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 17:50:46,726 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 17:50:46,728 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 17:50:46,731 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 17:50:46,736 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 17:50:46,737 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 17:50:46,737 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 17:50:46,739 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 17:50:46,740 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 17:50:46,741 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 17:50:46,742 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 17:50:46,744 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 17:50:46,745 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 17:50:46,746 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 17:50:46,748 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 17:50:46,749 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 17:50:46,750 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 17:50:46,751 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 17:50:46,751 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 17:50:46,753 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 17:50:46,754 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 17:50:46,755 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5c7e5d-e147-4cc9-af56-0554508c3625/bin/uautomizer-YU5uOKAj3y/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-11-13 17:50:46,819 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 17:50:46,824 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 17:50:46,825 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-13 17:50:46,834 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-13 17:50:46,835 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 17:50:46,836 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-13 17:50:46,837 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 17:50:46,837 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 17:50:46,837 INFO L138 SettingsManager]: * Use SBE=true [2021-11-13 17:50:46,838 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 17:50:46,839 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 17:50:46,840 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 17:50:46,840 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 17:50:46,841 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 17:50:46,841 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 17:50:46,841 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 17:50:46,842 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 17:50:46,842 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 17:50:46,842 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 17:50:46,842 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 17:50:46,843 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 17:50:46,843 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 17:50:46,843 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-13 17:50:46,844 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-13 17:50:46,844 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 17:50:46,844 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 17:50:46,845 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 17:50:46,845 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 17:50:46,845 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-13 17:50:46,847 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 17:50:46,848 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-13 17:50:46,848 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-13 17:50:46,849 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 17:50:46,849 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-13 17:50:46,849 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_3b5c7e5d-e147-4cc9-af56-0554508c3625/bin/uautomizer-YU5uOKAj3y/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5c7e5d-e147-4cc9-af56-0554508c3625/bin/uautomizer-YU5uOKAj3y Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23eea01b75afdbb0ef381e4ddf0b030c295f59ec7a283af707e459bd9dd9c0c0 [2021-11-13 17:50:47,237 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 17:50:47,265 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 17:50:47,268 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 17:50:47,270 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 17:50:47,271 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 17:50:47,273 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5c7e5d-e147-4cc9-af56-0554508c3625/bin/uautomizer-YU5uOKAj3y/../../sv-benchmarks/c/pthread-wmm/safe000_power.opt.i [2021-11-13 17:50:47,355 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5c7e5d-e147-4cc9-af56-0554508c3625/bin/uautomizer-YU5uOKAj3y/data/137d221c0/35ec31bf10d84dc4a6c7edfc47726ce8/FLAG8406537ad [2021-11-13 17:50:48,050 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 17:50:48,051 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5c7e5d-e147-4cc9-af56-0554508c3625/sv-benchmarks/c/pthread-wmm/safe000_power.opt.i [2021-11-13 17:50:48,078 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5c7e5d-e147-4cc9-af56-0554508c3625/bin/uautomizer-YU5uOKAj3y/data/137d221c0/35ec31bf10d84dc4a6c7edfc47726ce8/FLAG8406537ad [2021-11-13 17:50:48,293 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5c7e5d-e147-4cc9-af56-0554508c3625/bin/uautomizer-YU5uOKAj3y/data/137d221c0/35ec31bf10d84dc4a6c7edfc47726ce8 [2021-11-13 17:50:48,296 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 17:50:48,298 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 17:50:48,306 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 17:50:48,306 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 17:50:48,311 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 17:50:48,312 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 05:50:48" (1/1) ... [2021-11-13 17:50:48,315 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22156b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:50:48, skipping insertion in model container [2021-11-13 17:50:48,316 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 05:50:48" (1/1) ... [2021-11-13 17:50:48,326 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 17:50:48,409 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 17:50:48,759 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_3b5c7e5d-e147-4cc9-af56-0554508c3625/sv-benchmarks/c/pthread-wmm/safe000_power.opt.i[951,964] [2021-11-13 17:50:49,228 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 17:50:49,248 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 17:50:49,268 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_3b5c7e5d-e147-4cc9-af56-0554508c3625/sv-benchmarks/c/pthread-wmm/safe000_power.opt.i[951,964] [2021-11-13 17:50:49,381 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 17:50:49,441 INFO L208 MainTranslator]: Completed translation [2021-11-13 17:50:49,441 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:50:49 WrapperNode [2021-11-13 17:50:49,442 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 17:50:49,443 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 17:50:49,443 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 17:50:49,444 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 17:50:49,455 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:50:49" (1/1) ... [2021-11-13 17:50:49,495 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:50:49" (1/1) ... [2021-11-13 17:50:49,575 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 17:50:49,576 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 17:50:49,576 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 17:50:49,577 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 17:50:49,589 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:50:49" (1/1) ... [2021-11-13 17:50:49,590 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:50:49" (1/1) ... [2021-11-13 17:50:49,607 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:50:49" (1/1) ... [2021-11-13 17:50:49,608 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:50:49" (1/1) ... [2021-11-13 17:50:49,630 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:50:49" (1/1) ... [2021-11-13 17:50:49,636 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:50:49" (1/1) ... [2021-11-13 17:50:49,641 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:50:49" (1/1) ... [2021-11-13 17:50:49,648 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 17:50:49,649 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 17:50:49,649 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 17:50:49,649 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 17:50:49,651 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:50:49" (1/1) ... [2021-11-13 17:50:49,686 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 17:50:49,703 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5c7e5d-e147-4cc9-af56-0554508c3625/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:50:49,722 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5c7e5d-e147-4cc9-af56-0554508c3625/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-13 17:50:49,739 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5c7e5d-e147-4cc9-af56-0554508c3625/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-13 17:50:49,786 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-13 17:50:49,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-13 17:50:49,786 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-13 17:50:49,787 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 17:50:49,787 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 17:50:49,787 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-13 17:50:49,787 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-13 17:50:49,788 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-13 17:50:49,788 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-13 17:50:49,788 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-13 17:50:49,788 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-13 17:50:49,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 17:50:49,789 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-13 17:50:49,789 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 17:50:49,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 17:50:49,791 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-13 17:50:51,824 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 17:50:51,824 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-13 17:50:51,828 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 05:50:51 BoogieIcfgContainer [2021-11-13 17:50:51,828 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 17:50:51,831 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-13 17:50:51,831 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-13 17:50:51,837 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-13 17:50:51,838 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 05:50:48" (1/3) ... [2021-11-13 17:50:51,839 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@448d7d5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 05:50:51, skipping insertion in model container [2021-11-13 17:50:51,840 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:50:49" (2/3) ... [2021-11-13 17:50:51,840 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@448d7d5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 05:50:51, skipping insertion in model container [2021-11-13 17:50:51,841 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 05:50:51" (3/3) ... [2021-11-13 17:50:51,843 INFO L111 eAbstractionObserver]: Analyzing ICFG safe000_power.opt.i [2021-11-13 17:50:51,851 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-13 17:50:51,852 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-13 17:50:51,852 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-11-13 17:50:51,852 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-13 17:50:51,920 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,921 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,921 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,921 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,922 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,922 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,922 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,922 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,923 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,923 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,923 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,924 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,924 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,924 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,926 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,926 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,926 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,927 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,928 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,928 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,928 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,928 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,929 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,930 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,930 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,932 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,932 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,932 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,933 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,933 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,934 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,934 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,934 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,934 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,935 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,936 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,936 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,936 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,937 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,937 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,937 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,938 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,938 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,938 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,938 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,938 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,939 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,939 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,940 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,940 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,940 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,941 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,941 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,941 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,941 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,941 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,942 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,942 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,942 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,942 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,943 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,943 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,943 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,943 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,944 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,945 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,945 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,945 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,945 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,946 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,946 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,947 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,947 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,947 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,947 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,947 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,948 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,948 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,948 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,948 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,949 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,951 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,952 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,953 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,956 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,956 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,957 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,959 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,959 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,960 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,960 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,961 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,961 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,966 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,967 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,967 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,967 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,967 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,968 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,968 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,968 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,968 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,969 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,969 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,969 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,969 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,969 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,970 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,970 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,970 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,970 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,971 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,971 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,971 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,971 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,971 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,972 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,972 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,972 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,972 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,972 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,973 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,973 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,973 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,973 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,974 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,974 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,974 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,974 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,974 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,975 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,975 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,975 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,975 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,980 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,980 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,981 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,981 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,981 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,981 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,981 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,982 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,982 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,982 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,982 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,983 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,983 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,983 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,983 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,983 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,984 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,984 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,985 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,985 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,986 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,986 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,986 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,988 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,989 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,989 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,989 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,989 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,990 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,990 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,990 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,990 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,990 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,991 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,991 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,991 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,991 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,992 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,992 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,992 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,992 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,992 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,993 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,993 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,993 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,993 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,994 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,994 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,994 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,994 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,994 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,995 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,995 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,995 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,995 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,995 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,996 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,996 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,996 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,996 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,997 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,997 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,997 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,997 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,997 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,998 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,998 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,998 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,998 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,998 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,999 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,999 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,999 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:51,999 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,000 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,000 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,001 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,007 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,007 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,007 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,008 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,008 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,008 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,008 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,008 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,009 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,009 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,012 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,017 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,018 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,018 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,018 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,018 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,019 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,019 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,019 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,019 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,020 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,020 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,021 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,021 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,035 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,035 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,036 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,036 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,036 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,037 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,037 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,038 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,038 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,038 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,039 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,039 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,039 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,039 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,040 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,040 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,040 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,040 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,041 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,041 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,041 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,041 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,041 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,042 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,042 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,042 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,043 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,043 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,043 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,044 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,044 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,044 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,044 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,044 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,045 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,045 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,046 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,046 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,046 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,050 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,051 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,051 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,051 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,051 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,052 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,052 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,052 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,052 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,053 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,053 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,054 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,055 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,055 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,055 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,055 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,056 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,056 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,056 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,056 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,057 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,057 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,057 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,057 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,058 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,059 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,059 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,059 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,059 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,060 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,060 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,060 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,060 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,061 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,061 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,061 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,061 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,062 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,062 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,062 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,062 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,063 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,063 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,063 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,063 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,063 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,064 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,064 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,064 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,064 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,065 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,065 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,065 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,065 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,066 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,066 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,066 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,066 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,067 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,067 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,067 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,067 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,068 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,068 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,068 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,068 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,068 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,069 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,069 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,069 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,069 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,070 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,070 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,070 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,070 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,071 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,071 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,071 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,071 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,072 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,072 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,072 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,072 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,073 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:50:52,073 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-11-13 17:50:52,142 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-13 17:50:52,152 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 [2021-11-13 17:50:52,152 INFO L340 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2021-11-13 17:50:52,169 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 141 places, 133 transitions, 281 flow [2021-11-13 17:50:52,241 INFO L129 PetriNetUnfolder]: 2/130 cut-off events. [2021-11-13 17:50:52,241 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-11-13 17:50:52,246 INFO L84 FinitePrefix]: Finished finitePrefix Result has 140 conditions, 130 events. 2/130 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 54 event pairs, 0 based on Foata normal form. 0/126 useless extension candidates. Maximal degree in co-relation 73. Up to 2 conditions per place. [2021-11-13 17:50:52,247 INFO L82 GeneralOperation]: Start removeDead. Operand has 141 places, 133 transitions, 281 flow [2021-11-13 17:50:52,254 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 138 places, 130 transitions, 269 flow [2021-11-13 17:50:52,297 INFO L129 PetriNetUnfolder]: 0/66 cut-off events. [2021-11-13 17:50:52,297 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-11-13 17:50:52,297 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 17:50:52,298 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] [2021-11-13 17:50:52,299 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting P0Err0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-11-13 17:50:52,307 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 17:50:52,307 INFO L85 PathProgramCache]: Analyzing trace with hash -158165038, now seen corresponding path program 1 times [2021-11-13 17:50:52,320 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 17:50:52,320 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [803687572] [2021-11-13 17:50:52,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 17:50:52,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 17:50:52,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:50:52,870 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 17:50:52,871 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 17:50:52,871 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [803687572] [2021-11-13 17:50:52,872 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [803687572] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 17:50:52,873 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 17:50:52,873 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-13 17:50:52,875 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1768996750] [2021-11-13 17:50:52,882 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 17:50:52,897 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-13 17:50:52,898 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 17:50:52,950 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-13 17:50:52,955 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-13 17:50:52,963 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 118 out of 133 [2021-11-13 17:50:52,975 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 138 places, 130 transitions, 269 flow. Second operand has 3 states, 3 states have (on average 119.0) internal successors, (357), 3 states have internal predecessors, (357), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:50:52,976 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-13 17:50:52,976 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 118 of 133 [2021-11-13 17:50:52,978 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-13 17:50:53,347 INFO L129 PetriNetUnfolder]: 96/452 cut-off events. [2021-11-13 17:50:53,347 INFO L130 PetriNetUnfolder]: For 13/13 co-relation queries the response was YES. [2021-11-13 17:50:53,356 INFO L84 FinitePrefix]: Finished finitePrefix Result has 646 conditions, 452 events. 96/452 cut-off events. For 13/13 co-relation queries the response was YES. Maximal size of possible extension queue 28. Compared 2066 event pairs, 18 based on Foata normal form. 18/443 useless extension candidates. Maximal degree in co-relation 576. Up to 123 conditions per place. [2021-11-13 17:50:53,363 INFO L132 encePairwiseOnDemand]: 128/133 looper letters, 16 selfloop transitions, 2 changer transitions 0/133 dead transitions. [2021-11-13 17:50:53,368 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 138 places, 133 transitions, 317 flow [2021-11-13 17:50:53,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-13 17:50:53,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-11-13 17:50:53,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 377 transitions. [2021-11-13 17:50:53,397 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9448621553884712 [2021-11-13 17:50:53,398 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 377 transitions. [2021-11-13 17:50:53,399 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 377 transitions. [2021-11-13 17:50:53,404 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 17:50:53,408 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 377 transitions. [2021-11-13 17:50:53,414 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 125.66666666666667) internal successors, (377), 3 states have internal predecessors, (377), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:50:53,422 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 133.0) internal successors, (532), 4 states have internal predecessors, (532), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:50:53,423 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 133.0) internal successors, (532), 4 states have internal predecessors, (532), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:50:53,426 INFO L186 Difference]: Start difference. First operand has 138 places, 130 transitions, 269 flow. Second operand 3 states and 377 transitions. [2021-11-13 17:50:53,428 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 138 places, 133 transitions, 317 flow [2021-11-13 17:50:53,433 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 135 places, 133 transitions, 312 flow, removed 0 selfloop flow, removed 3 redundant places. [2021-11-13 17:50:53,438 INFO L242 Difference]: Finished difference. Result has 135 places, 126 transitions, 262 flow [2021-11-13 17:50:53,441 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=133, PETRI_DIFFERENCE_MINUEND_FLOW=258, PETRI_DIFFERENCE_MINUEND_PLACES=133, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=126, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=124, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=262, PETRI_PLACES=135, PETRI_TRANSITIONS=126} [2021-11-13 17:50:53,446 INFO L334 CegarLoopForPetriNet]: 138 programPoint places, -3 predicate places. [2021-11-13 17:50:53,447 INFO L470 AbstractCegarLoop]: Abstraction has has 135 places, 126 transitions, 262 flow [2021-11-13 17:50:53,448 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 119.0) internal successors, (357), 3 states have internal predecessors, (357), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:50:53,448 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 17:50:53,448 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 17:50:53,449 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-13 17:50:53,449 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-11-13 17:50:53,450 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 17:50:53,450 INFO L85 PathProgramCache]: Analyzing trace with hash 1238208192, now seen corresponding path program 1 times [2021-11-13 17:50:53,450 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 17:50:53,451 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1750802010] [2021-11-13 17:50:53,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 17:50:53,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 17:50:53,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:50:53,884 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 17:50:53,884 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 17:50:53,885 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1750802010] [2021-11-13 17:50:53,885 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1750802010] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 17:50:53,885 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 17:50:53,886 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-13 17:50:53,886 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [637185457] [2021-11-13 17:50:53,886 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 17:50:53,888 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-13 17:50:53,888 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 17:50:53,889 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-13 17:50:53,889 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-13 17:50:53,892 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 111 out of 133 [2021-11-13 17:50:53,894 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 135 places, 126 transitions, 262 flow. Second operand has 6 states, 6 states have (on average 112.83333333333333) internal successors, (677), 6 states have internal predecessors, (677), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:50:53,894 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-13 17:50:53,894 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 111 of 133 [2021-11-13 17:50:53,895 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-13 17:50:55,031 INFO L129 PetriNetUnfolder]: 499/1539 cut-off events. [2021-11-13 17:50:55,032 INFO L130 PetriNetUnfolder]: For 75/75 co-relation queries the response was YES. [2021-11-13 17:50:55,040 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2452 conditions, 1539 events. 499/1539 cut-off events. For 75/75 co-relation queries the response was YES. Maximal size of possible extension queue 108. Compared 10939 event pairs, 272 based on Foata normal form. 0/1479 useless extension candidates. Maximal degree in co-relation 2382. Up to 433 conditions per place. [2021-11-13 17:50:55,053 INFO L132 encePairwiseOnDemand]: 127/133 looper letters, 21 selfloop transitions, 2 changer transitions 48/168 dead transitions. [2021-11-13 17:50:55,053 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 143 places, 168 transitions, 476 flow [2021-11-13 17:50:55,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 17:50:55,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-11-13 17:50:55,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1061 transitions. [2021-11-13 17:50:55,063 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8863826232247285 [2021-11-13 17:50:55,063 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1061 transitions. [2021-11-13 17:50:55,063 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1061 transitions. [2021-11-13 17:50:55,065 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 17:50:55,065 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1061 transitions. [2021-11-13 17:50:55,072 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 117.88888888888889) internal successors, (1061), 9 states have internal predecessors, (1061), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:50:55,080 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 133.0) internal successors, (1330), 10 states have internal predecessors, (1330), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:50:55,082 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 133.0) internal successors, (1330), 10 states have internal predecessors, (1330), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:50:55,082 INFO L186 Difference]: Start difference. First operand has 135 places, 126 transitions, 262 flow. Second operand 9 states and 1061 transitions. [2021-11-13 17:50:55,083 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 143 places, 168 transitions, 476 flow [2021-11-13 17:50:55,091 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 141 places, 168 transitions, 466 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-11-13 17:50:55,099 INFO L242 Difference]: Finished difference. Result has 148 places, 114 transitions, 254 flow [2021-11-13 17:50:55,100 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=133, PETRI_DIFFERENCE_MINUEND_FLOW=258, PETRI_DIFFERENCE_MINUEND_PLACES=133, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=126, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=124, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=254, PETRI_PLACES=148, PETRI_TRANSITIONS=114} [2021-11-13 17:50:55,102 INFO L334 CegarLoopForPetriNet]: 138 programPoint places, 10 predicate places. [2021-11-13 17:50:55,102 INFO L470 AbstractCegarLoop]: Abstraction has has 148 places, 114 transitions, 254 flow [2021-11-13 17:50:55,103 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 112.83333333333333) internal successors, (677), 6 states have internal predecessors, (677), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:50:55,104 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 17:50:55,104 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 17:50:55,104 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-13 17:50:55,105 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-11-13 17:50:55,107 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 17:50:55,107 INFO L85 PathProgramCache]: Analyzing trace with hash -514246913, now seen corresponding path program 1 times [2021-11-13 17:50:55,107 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 17:50:55,108 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [427498007] [2021-11-13 17:50:55,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 17:50:55,109 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 17:50:55,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:50:55,485 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 17:50:55,487 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 17:50:55,487 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [427498007] [2021-11-13 17:50:55,489 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [427498007] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 17:50:55,489 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 17:50:55,490 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-13 17:50:55,491 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [942443296] [2021-11-13 17:50:55,491 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 17:50:55,493 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-13 17:50:55,493 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 17:50:55,494 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-13 17:50:55,494 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-13 17:50:55,499 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 111 out of 133 [2021-11-13 17:50:55,502 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 148 places, 114 transitions, 254 flow. Second operand has 6 states, 6 states have (on average 112.83333333333333) internal successors, (677), 6 states have internal predecessors, (677), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:50:55,502 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-13 17:50:55,502 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 111 of 133 [2021-11-13 17:50:55,503 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-13 17:50:56,394 INFO L129 PetriNetUnfolder]: 459/999 cut-off events. [2021-11-13 17:50:56,394 INFO L130 PetriNetUnfolder]: For 243/243 co-relation queries the response was YES. [2021-11-13 17:50:56,401 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2006 conditions, 999 events. 459/999 cut-off events. For 243/243 co-relation queries the response was YES. Maximal size of possible extension queue 71. Compared 5219 event pairs, 84 based on Foata normal form. 27/996 useless extension candidates. Maximal degree in co-relation 1929. Up to 358 conditions per place. [2021-11-13 17:50:56,409 INFO L132 encePairwiseOnDemand]: 127/133 looper letters, 20 selfloop transitions, 2 changer transitions 37/156 dead transitions. [2021-11-13 17:50:56,410 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 138 places, 156 transitions, 474 flow [2021-11-13 17:50:56,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 17:50:56,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-11-13 17:50:56,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1060 transitions. [2021-11-13 17:50:56,416 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.885547201336675 [2021-11-13 17:50:56,417 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1060 transitions. [2021-11-13 17:50:56,417 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1060 transitions. [2021-11-13 17:50:56,418 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 17:50:56,419 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1060 transitions. [2021-11-13 17:50:56,424 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 117.77777777777777) internal successors, (1060), 9 states have internal predecessors, (1060), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:50:56,430 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 133.0) internal successors, (1330), 10 states have internal predecessors, (1330), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:50:56,432 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 133.0) internal successors, (1330), 10 states have internal predecessors, (1330), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:50:56,432 INFO L186 Difference]: Start difference. First operand has 148 places, 114 transitions, 254 flow. Second operand 9 states and 1060 transitions. [2021-11-13 17:50:56,432 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 138 places, 156 transitions, 474 flow [2021-11-13 17:50:56,451 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 130 places, 156 transitions, 442 flow, removed 14 selfloop flow, removed 8 redundant places. [2021-11-13 17:50:56,460 INFO L242 Difference]: Finished difference. Result has 137 places, 114 transitions, 258 flow [2021-11-13 17:50:56,461 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=133, PETRI_DIFFERENCE_MINUEND_FLOW=238, PETRI_DIFFERENCE_MINUEND_PLACES=122, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=114, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=112, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=258, PETRI_PLACES=137, PETRI_TRANSITIONS=114} [2021-11-13 17:50:56,464 INFO L334 CegarLoopForPetriNet]: 138 programPoint places, -1 predicate places. [2021-11-13 17:50:56,465 INFO L470 AbstractCegarLoop]: Abstraction has has 137 places, 114 transitions, 258 flow [2021-11-13 17:50:56,466 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 112.83333333333333) internal successors, (677), 6 states have internal predecessors, (677), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:50:56,466 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 17:50:56,467 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 17:50:56,467 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-13 17:50:56,468 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-11-13 17:50:56,471 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 17:50:56,471 INFO L85 PathProgramCache]: Analyzing trace with hash -1851476608, now seen corresponding path program 1 times [2021-11-13 17:50:56,472 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 17:50:56,472 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1585267318] [2021-11-13 17:50:56,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 17:50:56,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 17:50:56,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:50:56,752 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 17:50:56,752 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 17:50:56,752 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1585267318] [2021-11-13 17:50:56,753 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1585267318] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 17:50:56,753 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 17:50:56,754 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-13 17:50:56,754 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1146840441] [2021-11-13 17:50:56,754 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 17:50:56,757 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-13 17:50:56,758 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 17:50:56,759 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-13 17:50:56,766 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-11-13 17:50:56,769 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 107 out of 133 [2021-11-13 17:50:56,771 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 137 places, 114 transitions, 258 flow. Second operand has 8 states, 8 states have (on average 108.875) internal successors, (871), 8 states have internal predecessors, (871), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:50:56,772 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-13 17:50:56,772 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 107 of 133 [2021-11-13 17:50:56,772 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-13 17:50:58,104 INFO L129 PetriNetUnfolder]: 905/1860 cut-off events. [2021-11-13 17:50:58,104 INFO L130 PetriNetUnfolder]: For 539/539 co-relation queries the response was YES. [2021-11-13 17:50:58,116 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3885 conditions, 1860 events. 905/1860 cut-off events. For 539/539 co-relation queries the response was YES. Maximal size of possible extension queue 127. Compared 11061 event pairs, 78 based on Foata normal form. 48/1821 useless extension candidates. Maximal degree in co-relation 3806. Up to 278 conditions per place. [2021-11-13 17:50:58,126 INFO L132 encePairwiseOnDemand]: 124/133 looper letters, 36 selfloop transitions, 5 changer transitions 72/206 dead transitions. [2021-11-13 17:50:58,126 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 145 places, 206 transitions, 729 flow [2021-11-13 17:50:58,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-13 17:50:58,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2021-11-13 17:50:58,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 1721 transitions. [2021-11-13 17:50:58,135 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.86265664160401 [2021-11-13 17:50:58,136 INFO L72 ComplementDD]: Start complementDD. Operand 15 states and 1721 transitions. [2021-11-13 17:50:58,136 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 1721 transitions. [2021-11-13 17:50:58,138 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 17:50:58,138 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 15 states and 1721 transitions. [2021-11-13 17:50:58,146 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 16 states, 15 states have (on average 114.73333333333333) internal successors, (1721), 15 states have internal predecessors, (1721), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:50:58,153 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 16 states, 16 states have (on average 133.0) internal successors, (2128), 16 states have internal predecessors, (2128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:50:58,155 INFO L81 ComplementDD]: Finished complementDD. Result has 16 states, 16 states have (on average 133.0) internal successors, (2128), 16 states have internal predecessors, (2128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:50:58,155 INFO L186 Difference]: Start difference. First operand has 137 places, 114 transitions, 258 flow. Second operand 15 states and 1721 transitions. [2021-11-13 17:50:58,155 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 145 places, 206 transitions, 729 flow [2021-11-13 17:50:58,172 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 137 places, 206 transitions, 675 flow, removed 24 selfloop flow, removed 8 redundant places. [2021-11-13 17:50:58,177 INFO L242 Difference]: Finished difference. Result has 149 places, 114 transitions, 282 flow [2021-11-13 17:50:58,178 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=133, PETRI_DIFFERENCE_MINUEND_FLOW=242, PETRI_DIFFERENCE_MINUEND_PLACES=123, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=114, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=109, PETRI_DIFFERENCE_SUBTRAHEND_STATES=15, PETRI_FLOW=282, PETRI_PLACES=149, PETRI_TRANSITIONS=114} [2021-11-13 17:50:58,179 INFO L334 CegarLoopForPetriNet]: 138 programPoint places, 11 predicate places. [2021-11-13 17:50:58,179 INFO L470 AbstractCegarLoop]: Abstraction has has 149 places, 114 transitions, 282 flow [2021-11-13 17:50:58,180 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 108.875) internal successors, (871), 8 states have internal predecessors, (871), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:50:58,180 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 17:50:58,181 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 17:50:58,181 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-13 17:50:58,181 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-11-13 17:50:58,182 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 17:50:58,182 INFO L85 PathProgramCache]: Analyzing trace with hash 885256802, now seen corresponding path program 1 times [2021-11-13 17:50:58,182 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 17:50:58,183 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [277338695] [2021-11-13 17:50:58,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 17:50:58,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 17:50:58,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:50:58,422 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 17:50:58,423 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 17:50:58,423 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [277338695] [2021-11-13 17:50:58,423 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [277338695] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 17:50:58,424 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 17:50:58,424 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-13 17:50:58,424 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1739465049] [2021-11-13 17:50:58,424 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 17:50:58,425 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-13 17:50:58,425 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 17:50:58,426 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-13 17:50:58,426 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-13 17:50:58,428 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 108 out of 133 [2021-11-13 17:50:58,429 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 149 places, 114 transitions, 282 flow. Second operand has 6 states, 6 states have (on average 110.5) internal successors, (663), 6 states have internal predecessors, (663), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:50:58,430 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-13 17:50:58,430 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 108 of 133 [2021-11-13 17:50:58,430 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-13 17:50:59,063 INFO L129 PetriNetUnfolder]: 364/886 cut-off events. [2021-11-13 17:50:59,063 INFO L130 PetriNetUnfolder]: For 613/613 co-relation queries the response was YES. [2021-11-13 17:50:59,069 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1989 conditions, 886 events. 364/886 cut-off events. For 613/613 co-relation queries the response was YES. Maximal size of possible extension queue 41. Compared 4079 event pairs, 152 based on Foata normal form. 18/852 useless extension candidates. Maximal degree in co-relation 1903. Up to 305 conditions per place. [2021-11-13 17:50:59,076 INFO L132 encePairwiseOnDemand]: 127/133 looper letters, 24 selfloop transitions, 2 changer transitions 31/151 dead transitions. [2021-11-13 17:50:59,077 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 147 places, 151 transitions, 513 flow [2021-11-13 17:50:59,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 17:50:59,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-11-13 17:50:59,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1031 transitions. [2021-11-13 17:50:59,083 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8613199665831245 [2021-11-13 17:50:59,084 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1031 transitions. [2021-11-13 17:50:59,084 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1031 transitions. [2021-11-13 17:50:59,085 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 17:50:59,085 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1031 transitions. [2021-11-13 17:50:59,090 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 114.55555555555556) internal successors, (1031), 9 states have internal predecessors, (1031), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:50:59,094 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 133.0) internal successors, (1330), 10 states have internal predecessors, (1330), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:50:59,096 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 133.0) internal successors, (1330), 10 states have internal predecessors, (1330), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:50:59,096 INFO L186 Difference]: Start difference. First operand has 149 places, 114 transitions, 282 flow. Second operand 9 states and 1031 transitions. [2021-11-13 17:50:59,096 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 147 places, 151 transitions, 513 flow [2021-11-13 17:50:59,105 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 133 places, 151 transitions, 445 flow, removed 27 selfloop flow, removed 14 redundant places. [2021-11-13 17:50:59,109 INFO L242 Difference]: Finished difference. Result has 140 places, 114 transitions, 267 flow [2021-11-13 17:50:59,110 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=133, PETRI_DIFFERENCE_MINUEND_FLOW=247, PETRI_DIFFERENCE_MINUEND_PLACES=125, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=114, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=112, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=267, PETRI_PLACES=140, PETRI_TRANSITIONS=114} [2021-11-13 17:50:59,114 INFO L334 CegarLoopForPetriNet]: 138 programPoint places, 2 predicate places. [2021-11-13 17:50:59,114 INFO L470 AbstractCegarLoop]: Abstraction has has 140 places, 114 transitions, 267 flow [2021-11-13 17:50:59,115 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 110.5) internal successors, (663), 6 states have internal predecessors, (663), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:50:59,115 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 17:50:59,116 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 17:50:59,116 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-13 17:50:59,117 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-11-13 17:50:59,117 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 17:50:59,118 INFO L85 PathProgramCache]: Analyzing trace with hash -361387750, now seen corresponding path program 1 times [2021-11-13 17:50:59,118 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 17:50:59,118 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [250530188] [2021-11-13 17:50:59,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 17:50:59,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 17:50:59,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:50:59,490 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 17:50:59,491 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 17:50:59,491 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [250530188] [2021-11-13 17:50:59,491 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [250530188] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 17:50:59,491 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 17:50:59,491 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-13 17:50:59,491 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2013764419] [2021-11-13 17:50:59,492 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 17:50:59,492 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-13 17:50:59,492 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 17:50:59,493 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-13 17:50:59,493 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-13 17:50:59,495 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 107 out of 133 [2021-11-13 17:50:59,497 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 140 places, 114 transitions, 267 flow. Second operand has 7 states, 7 states have (on average 109.42857142857143) internal successors, (766), 7 states have internal predecessors, (766), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:50:59,497 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-13 17:50:59,497 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 107 of 133 [2021-11-13 17:50:59,498 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-13 17:51:00,082 INFO L129 PetriNetUnfolder]: 399/935 cut-off events. [2021-11-13 17:51:00,083 INFO L130 PetriNetUnfolder]: For 286/286 co-relation queries the response was YES. [2021-11-13 17:51:00,088 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2019 conditions, 935 events. 399/935 cut-off events. For 286/286 co-relation queries the response was YES. Maximal size of possible extension queue 74. Compared 4783 event pairs, 90 based on Foata normal form. 12/887 useless extension candidates. Maximal degree in co-relation 1939. Up to 308 conditions per place. [2021-11-13 17:51:00,094 INFO L132 encePairwiseOnDemand]: 125/133 looper letters, 25 selfloop transitions, 4 changer transitions 21/143 dead transitions. [2021-11-13 17:51:00,095 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 140 places, 143 transitions, 450 flow [2021-11-13 17:51:00,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 17:51:00,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-11-13 17:51:00,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 800 transitions. [2021-11-13 17:51:00,100 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8592910848549946 [2021-11-13 17:51:00,100 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 800 transitions. [2021-11-13 17:51:00,100 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 800 transitions. [2021-11-13 17:51:00,101 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 17:51:00,101 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 800 transitions. [2021-11-13 17:51:00,105 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 114.28571428571429) internal successors, (800), 7 states have internal predecessors, (800), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:51:00,108 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 133.0) internal successors, (1064), 8 states have internal predecessors, (1064), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:51:00,110 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 133.0) internal successors, (1064), 8 states have internal predecessors, (1064), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:51:00,110 INFO L186 Difference]: Start difference. First operand has 140 places, 114 transitions, 267 flow. Second operand 7 states and 800 transitions. [2021-11-13 17:51:00,110 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 140 places, 143 transitions, 450 flow [2021-11-13 17:51:00,115 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 132 places, 143 transitions, 424 flow, removed 10 selfloop flow, removed 8 redundant places. [2021-11-13 17:51:00,118 INFO L242 Difference]: Finished difference. Result has 136 places, 114 transitions, 271 flow [2021-11-13 17:51:00,119 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=133, PETRI_DIFFERENCE_MINUEND_FLOW=251, PETRI_DIFFERENCE_MINUEND_PLACES=126, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=114, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=110, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=271, PETRI_PLACES=136, PETRI_TRANSITIONS=114} [2021-11-13 17:51:00,122 INFO L334 CegarLoopForPetriNet]: 138 programPoint places, -2 predicate places. [2021-11-13 17:51:00,123 INFO L470 AbstractCegarLoop]: Abstraction has has 136 places, 114 transitions, 271 flow [2021-11-13 17:51:00,125 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 109.42857142857143) internal successors, (766), 7 states have internal predecessors, (766), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:51:00,125 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 17:51:00,126 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 17:51:00,126 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-13 17:51:00,127 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-11-13 17:51:00,129 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 17:51:00,129 INFO L85 PathProgramCache]: Analyzing trace with hash -1290839748, now seen corresponding path program 2 times [2021-11-13 17:51:00,130 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 17:51:00,130 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1912320432] [2021-11-13 17:51:00,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 17:51:00,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 17:51:00,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:51:01,197 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 17:51:01,197 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 17:51:01,197 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1912320432] [2021-11-13 17:51:01,197 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1912320432] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 17:51:01,198 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 17:51:01,198 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2021-11-13 17:51:01,198 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [241590951] [2021-11-13 17:51:01,198 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 17:51:01,199 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2021-11-13 17:51:01,199 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 17:51:01,199 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-11-13 17:51:01,200 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=205, Unknown=0, NotChecked=0, Total=272 [2021-11-13 17:51:01,203 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 86 out of 133 [2021-11-13 17:51:01,207 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 136 places, 114 transitions, 271 flow. Second operand has 17 states, 17 states have (on average 87.88235294117646) internal successors, (1494), 17 states have internal predecessors, (1494), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:51:01,207 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-13 17:51:01,207 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 86 of 133 [2021-11-13 17:51:01,207 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-13 17:51:02,926 INFO L129 PetriNetUnfolder]: 334/866 cut-off events. [2021-11-13 17:51:02,926 INFO L130 PetriNetUnfolder]: For 247/249 co-relation queries the response was YES. [2021-11-13 17:51:02,931 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1702 conditions, 866 events. 334/866 cut-off events. For 247/249 co-relation queries the response was YES. Maximal size of possible extension queue 41. Compared 4203 event pairs, 38 based on Foata normal form. 15/855 useless extension candidates. Maximal degree in co-relation 1606. Up to 237 conditions per place. [2021-11-13 17:51:02,938 INFO L132 encePairwiseOnDemand]: 114/133 looper letters, 51 selfloop transitions, 23 changer transitions 38/190 dead transitions. [2021-11-13 17:51:02,938 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 155 places, 190 transitions, 711 flow [2021-11-13 17:51:02,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-11-13 17:51:02,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23 states. [2021-11-13 17:51:02,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 2093 transitions. [2021-11-13 17:51:02,949 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.6842105263157895 [2021-11-13 17:51:02,949 INFO L72 ComplementDD]: Start complementDD. Operand 23 states and 2093 transitions. [2021-11-13 17:51:02,949 INFO L73 IsDeterministic]: Start isDeterministic. Operand 23 states and 2093 transitions. [2021-11-13 17:51:02,952 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 17:51:02,952 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 23 states and 2093 transitions. [2021-11-13 17:51:02,960 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 24 states, 23 states have (on average 91.0) internal successors, (2093), 23 states have internal predecessors, (2093), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:51:02,970 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 24 states, 24 states have (on average 133.0) internal successors, (3192), 24 states have internal predecessors, (3192), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:51:02,973 INFO L81 ComplementDD]: Finished complementDD. Result has 24 states, 24 states have (on average 133.0) internal successors, (3192), 24 states have internal predecessors, (3192), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:51:02,974 INFO L186 Difference]: Start difference. First operand has 136 places, 114 transitions, 271 flow. Second operand 23 states and 2093 transitions. [2021-11-13 17:51:02,974 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 155 places, 190 transitions, 711 flow [2021-11-13 17:51:02,979 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 149 places, 190 transitions, 663 flow, removed 20 selfloop flow, removed 6 redundant places. [2021-11-13 17:51:02,984 INFO L242 Difference]: Finished difference. Result has 163 places, 127 transitions, 401 flow [2021-11-13 17:51:02,984 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=133, PETRI_DIFFERENCE_MINUEND_FLOW=255, PETRI_DIFFERENCE_MINUEND_PLACES=127, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=114, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=11, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=99, PETRI_DIFFERENCE_SUBTRAHEND_STATES=23, PETRI_FLOW=401, PETRI_PLACES=163, PETRI_TRANSITIONS=127} [2021-11-13 17:51:02,985 INFO L334 CegarLoopForPetriNet]: 138 programPoint places, 25 predicate places. [2021-11-13 17:51:02,986 INFO L470 AbstractCegarLoop]: Abstraction has has 163 places, 127 transitions, 401 flow [2021-11-13 17:51:02,987 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 87.88235294117646) internal successors, (1494), 17 states have internal predecessors, (1494), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:51:02,987 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 17:51:02,988 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 17:51:02,988 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-13 17:51:02,988 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-11-13 17:51:02,989 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 17:51:02,989 INFO L85 PathProgramCache]: Analyzing trace with hash -860099092, now seen corresponding path program 3 times [2021-11-13 17:51:02,990 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 17:51:02,990 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [59008385] [2021-11-13 17:51:02,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 17:51:02,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 17:51:03,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:51:04,036 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 17:51:04,037 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 17:51:04,037 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [59008385] [2021-11-13 17:51:04,037 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [59008385] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 17:51:04,037 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 17:51:04,038 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2021-11-13 17:51:04,038 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2051338702] [2021-11-13 17:51:04,038 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 17:51:04,039 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2021-11-13 17:51:04,039 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 17:51:04,039 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-11-13 17:51:04,040 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=183, Unknown=0, NotChecked=0, Total=240 [2021-11-13 17:51:04,043 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 87 out of 133 [2021-11-13 17:51:04,046 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 163 places, 127 transitions, 401 flow. Second operand has 16 states, 16 states have (on average 88.9375) internal successors, (1423), 16 states have internal predecessors, (1423), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:51:04,046 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-13 17:51:04,047 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 87 of 133 [2021-11-13 17:51:04,047 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-13 17:51:05,767 INFO L129 PetriNetUnfolder]: 367/993 cut-off events. [2021-11-13 17:51:05,767 INFO L130 PetriNetUnfolder]: For 2697/2718 co-relation queries the response was YES. [2021-11-13 17:51:05,777 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3280 conditions, 993 events. 367/993 cut-off events. For 2697/2718 co-relation queries the response was YES. Maximal size of possible extension queue 42. Compared 5166 event pairs, 54 based on Foata normal form. 21/979 useless extension candidates. Maximal degree in co-relation 3169. Up to 410 conditions per place. [2021-11-13 17:51:05,788 INFO L132 encePairwiseOnDemand]: 114/133 looper letters, 44 selfloop transitions, 23 changer transitions 38/184 dead transitions. [2021-11-13 17:51:05,789 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 174 places, 184 transitions, 1017 flow [2021-11-13 17:51:05,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-11-13 17:51:05,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2021-11-13 17:51:05,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 1923 transitions. [2021-11-13 17:51:05,799 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.6885069817400644 [2021-11-13 17:51:05,799 INFO L72 ComplementDD]: Start complementDD. Operand 21 states and 1923 transitions. [2021-11-13 17:51:05,799 INFO L73 IsDeterministic]: Start isDeterministic. Operand 21 states and 1923 transitions. [2021-11-13 17:51:05,801 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 17:51:05,802 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 21 states and 1923 transitions. [2021-11-13 17:51:05,809 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 22 states, 21 states have (on average 91.57142857142857) internal successors, (1923), 21 states have internal predecessors, (1923), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:51:05,819 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 22 states, 22 states have (on average 133.0) internal successors, (2926), 22 states have internal predecessors, (2926), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:51:05,822 INFO L81 ComplementDD]: Finished complementDD. Result has 22 states, 22 states have (on average 133.0) internal successors, (2926), 22 states have internal predecessors, (2926), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:51:05,822 INFO L186 Difference]: Start difference. First operand has 163 places, 127 transitions, 401 flow. Second operand 21 states and 1923 transitions. [2021-11-13 17:51:05,822 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 174 places, 184 transitions, 1017 flow [2021-11-13 17:51:05,832 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 162 places, 184 transitions, 970 flow, removed 18 selfloop flow, removed 12 redundant places. [2021-11-13 17:51:05,836 INFO L242 Difference]: Finished difference. Result has 175 places, 139 transitions, 576 flow [2021-11-13 17:51:05,837 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=133, PETRI_DIFFERENCE_MINUEND_FLOW=378, PETRI_DIFFERENCE_MINUEND_PLACES=142, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=127, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=12, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=105, PETRI_DIFFERENCE_SUBTRAHEND_STATES=21, PETRI_FLOW=576, PETRI_PLACES=175, PETRI_TRANSITIONS=139} [2021-11-13 17:51:05,838 INFO L334 CegarLoopForPetriNet]: 138 programPoint places, 37 predicate places. [2021-11-13 17:51:05,838 INFO L470 AbstractCegarLoop]: Abstraction has has 175 places, 139 transitions, 576 flow [2021-11-13 17:51:05,840 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 88.9375) internal successors, (1423), 16 states have internal predecessors, (1423), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:51:05,840 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 17:51:05,840 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 17:51:05,841 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-13 17:51:05,841 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-11-13 17:51:05,841 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 17:51:05,842 INFO L85 PathProgramCache]: Analyzing trace with hash 529315920, now seen corresponding path program 4 times [2021-11-13 17:51:05,842 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 17:51:05,842 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [348801012] [2021-11-13 17:51:05,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 17:51:05,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 17:51:05,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:51:06,889 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 17:51:06,889 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 17:51:06,890 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [348801012] [2021-11-13 17:51:06,890 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [348801012] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 17:51:06,890 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 17:51:06,890 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2021-11-13 17:51:06,890 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1741392892] [2021-11-13 17:51:06,891 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 17:51:06,891 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2021-11-13 17:51:06,891 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 17:51:06,892 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-11-13 17:51:06,892 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=260, Unknown=0, NotChecked=0, Total=342 [2021-11-13 17:51:06,896 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 85 out of 133 [2021-11-13 17:51:06,900 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 175 places, 139 transitions, 576 flow. Second operand has 19 states, 19 states have (on average 86.73684210526316) internal successors, (1648), 19 states have internal predecessors, (1648), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:51:06,900 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-13 17:51:06,900 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 85 of 133 [2021-11-13 17:51:06,900 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-13 17:51:08,735 INFO L129 PetriNetUnfolder]: 296/844 cut-off events. [2021-11-13 17:51:08,735 INFO L130 PetriNetUnfolder]: For 3768/3844 co-relation queries the response was YES. [2021-11-13 17:51:08,742 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3320 conditions, 844 events. 296/844 cut-off events. For 3768/3844 co-relation queries the response was YES. Maximal size of possible extension queue 35. Compared 4330 event pairs, 24 based on Foata normal form. 41/855 useless extension candidates. Maximal degree in co-relation 3199. Up to 206 conditions per place. [2021-11-13 17:51:08,751 INFO L132 encePairwiseOnDemand]: 113/133 looper letters, 39 selfloop transitions, 38 changer transitions 47/201 dead transitions. [2021-11-13 17:51:08,752 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 191 places, 201 transitions, 1428 flow [2021-11-13 17:51:08,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-11-13 17:51:08,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26 states. [2021-11-13 17:51:08,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 2310 transitions. [2021-11-13 17:51:08,763 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.6680161943319838 [2021-11-13 17:51:08,764 INFO L72 ComplementDD]: Start complementDD. Operand 26 states and 2310 transitions. [2021-11-13 17:51:08,764 INFO L73 IsDeterministic]: Start isDeterministic. Operand 26 states and 2310 transitions. [2021-11-13 17:51:08,767 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 17:51:08,767 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 26 states and 2310 transitions. [2021-11-13 17:51:08,775 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 27 states, 26 states have (on average 88.84615384615384) internal successors, (2310), 26 states have internal predecessors, (2310), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:51:08,787 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 27 states, 27 states have (on average 133.0) internal successors, (3591), 27 states have internal predecessors, (3591), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:51:08,790 INFO L81 ComplementDD]: Finished complementDD. Result has 27 states, 27 states have (on average 133.0) internal successors, (3591), 27 states have internal predecessors, (3591), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:51:08,791 INFO L186 Difference]: Start difference. First operand has 175 places, 139 transitions, 576 flow. Second operand 26 states and 2310 transitions. [2021-11-13 17:51:08,791 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 191 places, 201 transitions, 1428 flow [2021-11-13 17:51:08,807 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 182 places, 201 transitions, 1363 flow, removed 27 selfloop flow, removed 9 redundant places. [2021-11-13 17:51:08,813 INFO L242 Difference]: Finished difference. Result has 194 places, 145 transitions, 753 flow [2021-11-13 17:51:08,814 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=133, PETRI_DIFFERENCE_MINUEND_FLOW=547, PETRI_DIFFERENCE_MINUEND_PLACES=157, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=139, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=32, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=103, PETRI_DIFFERENCE_SUBTRAHEND_STATES=26, PETRI_FLOW=753, PETRI_PLACES=194, PETRI_TRANSITIONS=145} [2021-11-13 17:51:08,815 INFO L334 CegarLoopForPetriNet]: 138 programPoint places, 56 predicate places. [2021-11-13 17:51:08,815 INFO L470 AbstractCegarLoop]: Abstraction has has 194 places, 145 transitions, 753 flow [2021-11-13 17:51:08,816 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 86.73684210526316) internal successors, (1648), 19 states have internal predecessors, (1648), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:51:08,817 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 17:51:08,817 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 17:51:08,817 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-13 17:51:08,818 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-11-13 17:51:08,818 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 17:51:08,818 INFO L85 PathProgramCache]: Analyzing trace with hash 1591913492, now seen corresponding path program 1 times [2021-11-13 17:51:08,819 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 17:51:08,819 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1598665191] [2021-11-13 17:51:08,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 17:51:08,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 17:51:08,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:51:09,018 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 17:51:09,019 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 17:51:09,019 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1598665191] [2021-11-13 17:51:09,019 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1598665191] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 17:51:09,020 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 17:51:09,020 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-13 17:51:09,020 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [117091211] [2021-11-13 17:51:09,020 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 17:51:09,021 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-13 17:51:09,021 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 17:51:09,022 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-13 17:51:09,022 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-13 17:51:09,024 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 107 out of 133 [2021-11-13 17:51:09,026 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 194 places, 145 transitions, 753 flow. Second operand has 7 states, 7 states have (on average 109.71428571428571) internal successors, (768), 7 states have internal predecessors, (768), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:51:09,026 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-13 17:51:09,026 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 107 of 133 [2021-11-13 17:51:09,026 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-13 17:51:09,834 INFO L129 PetriNetUnfolder]: 524/1298 cut-off events. [2021-11-13 17:51:09,835 INFO L130 PetriNetUnfolder]: For 10042/10695 co-relation queries the response was YES. [2021-11-13 17:51:09,848 INFO L84 FinitePrefix]: Finished finitePrefix Result has 6389 conditions, 1298 events. 524/1298 cut-off events. For 10042/10695 co-relation queries the response was YES. Maximal size of possible extension queue 121. Compared 7791 event pairs, 90 based on Foata normal form. 21/1204 useless extension candidates. Maximal degree in co-relation 6271. Up to 417 conditions per place. [2021-11-13 17:51:09,860 INFO L132 encePairwiseOnDemand]: 126/133 looper letters, 36 selfloop transitions, 2 changer transitions 63/197 dead transitions. [2021-11-13 17:51:09,860 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 192 places, 197 transitions, 1574 flow [2021-11-13 17:51:09,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-13 17:51:09,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-11-13 17:51:09,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 907 transitions. [2021-11-13 17:51:09,864 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8524436090225563 [2021-11-13 17:51:09,864 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 907 transitions. [2021-11-13 17:51:09,864 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 907 transitions. [2021-11-13 17:51:09,865 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 17:51:09,865 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 907 transitions. [2021-11-13 17:51:09,871 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 113.375) internal successors, (907), 8 states have internal predecessors, (907), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:51:09,875 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 133.0) internal successors, (1197), 9 states have internal predecessors, (1197), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:51:09,887 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 133.0) internal successors, (1197), 9 states have internal predecessors, (1197), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:51:09,898 INFO L186 Difference]: Start difference. First operand has 194 places, 145 transitions, 753 flow. Second operand 8 states and 907 transitions. [2021-11-13 17:51:09,898 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 192 places, 197 transitions, 1574 flow [2021-11-13 17:51:09,931 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 168 places, 197 transitions, 1406 flow, removed 55 selfloop flow, removed 24 redundant places. [2021-11-13 17:51:09,935 INFO L242 Difference]: Finished difference. Result has 173 places, 131 transitions, 538 flow [2021-11-13 17:51:09,937 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=133, PETRI_DIFFERENCE_MINUEND_FLOW=654, PETRI_DIFFERENCE_MINUEND_PLACES=161, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=145, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=143, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=538, PETRI_PLACES=173, PETRI_TRANSITIONS=131} [2021-11-13 17:51:09,938 INFO L334 CegarLoopForPetriNet]: 138 programPoint places, 35 predicate places. [2021-11-13 17:51:09,939 INFO L470 AbstractCegarLoop]: Abstraction has has 173 places, 131 transitions, 538 flow [2021-11-13 17:51:09,940 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 109.71428571428571) internal successors, (768), 7 states have internal predecessors, (768), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:51:09,940 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 17:51:09,941 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 17:51:09,941 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-11-13 17:51:09,941 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-11-13 17:51:09,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 17:51:09,942 INFO L85 PathProgramCache]: Analyzing trace with hash -1034321373, now seen corresponding path program 1 times [2021-11-13 17:51:09,942 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 17:51:09,947 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2085418807] [2021-11-13 17:51:09,947 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 17:51:09,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 17:51:10,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:51:10,842 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 17:51:10,842 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 17:51:10,842 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2085418807] [2021-11-13 17:51:10,843 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2085418807] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 17:51:10,843 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 17:51:10,843 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2021-11-13 17:51:10,843 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1540759985] [2021-11-13 17:51:10,843 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 17:51:10,844 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2021-11-13 17:51:10,844 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 17:51:10,844 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-11-13 17:51:10,845 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=264, Unknown=0, NotChecked=0, Total=342 [2021-11-13 17:51:10,847 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 86 out of 133 [2021-11-13 17:51:10,850 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 173 places, 131 transitions, 538 flow. Second operand has 19 states, 19 states have (on average 87.78947368421052) internal successors, (1668), 19 states have internal predecessors, (1668), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:51:10,851 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-13 17:51:10,851 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 86 of 133 [2021-11-13 17:51:10,851 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-13 17:51:12,071 INFO L129 PetriNetUnfolder]: 157/577 cut-off events. [2021-11-13 17:51:12,071 INFO L130 PetriNetUnfolder]: For 3928/4037 co-relation queries the response was YES. [2021-11-13 17:51:12,076 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2457 conditions, 577 events. 157/577 cut-off events. For 3928/4037 co-relation queries the response was YES. Maximal size of possible extension queue 31. Compared 2751 event pairs, 28 based on Foata normal form. 9/553 useless extension candidates. Maximal degree in co-relation 2428. Up to 247 conditions per place. [2021-11-13 17:51:12,084 INFO L132 encePairwiseOnDemand]: 114/133 looper letters, 49 selfloop transitions, 23 changer transitions 19/169 dead transitions. [2021-11-13 17:51:12,084 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 185 places, 169 transitions, 1174 flow [2021-11-13 17:51:12,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-11-13 17:51:12,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2021-11-13 17:51:12,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 1707 transitions. [2021-11-13 17:51:12,090 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.6755045508508113 [2021-11-13 17:51:12,091 INFO L72 ComplementDD]: Start complementDD. Operand 19 states and 1707 transitions. [2021-11-13 17:51:12,091 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 1707 transitions. [2021-11-13 17:51:12,092 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 17:51:12,092 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 19 states and 1707 transitions. [2021-11-13 17:51:12,096 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 20 states, 19 states have (on average 89.84210526315789) internal successors, (1707), 19 states have internal predecessors, (1707), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:51:12,104 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 20 states, 20 states have (on average 133.0) internal successors, (2660), 20 states have internal predecessors, (2660), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:51:12,105 INFO L81 ComplementDD]: Finished complementDD. Result has 20 states, 20 states have (on average 133.0) internal successors, (2660), 20 states have internal predecessors, (2660), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:51:12,106 INFO L186 Difference]: Start difference. First operand has 173 places, 131 transitions, 538 flow. Second operand 19 states and 1707 transitions. [2021-11-13 17:51:12,106 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 185 places, 169 transitions, 1174 flow [2021-11-13 17:51:12,116 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 169 places, 169 transitions, 995 flow, removed 72 selfloop flow, removed 16 redundant places. [2021-11-13 17:51:12,122 INFO L242 Difference]: Finished difference. Result has 178 places, 143 transitions, 699 flow [2021-11-13 17:51:12,122 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=133, PETRI_DIFFERENCE_MINUEND_FLOW=471, PETRI_DIFFERENCE_MINUEND_PLACES=151, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=131, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=12, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=110, PETRI_DIFFERENCE_SUBTRAHEND_STATES=19, PETRI_FLOW=699, PETRI_PLACES=178, PETRI_TRANSITIONS=143} [2021-11-13 17:51:12,125 INFO L334 CegarLoopForPetriNet]: 138 programPoint places, 40 predicate places. [2021-11-13 17:51:12,125 INFO L470 AbstractCegarLoop]: Abstraction has has 178 places, 143 transitions, 699 flow [2021-11-13 17:51:12,126 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 87.78947368421052) internal successors, (1668), 19 states have internal predecessors, (1668), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:51:12,127 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 17:51:12,127 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 17:51:12,127 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-11-13 17:51:12,127 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-11-13 17:51:12,128 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 17:51:12,128 INFO L85 PathProgramCache]: Analyzing trace with hash -1967089186, now seen corresponding path program 2 times [2021-11-13 17:51:12,129 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 17:51:12,129 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [614800151] [2021-11-13 17:51:12,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 17:51:12,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 17:51:12,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:51:13,348 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 17:51:13,348 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 17:51:13,348 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [614800151] [2021-11-13 17:51:13,348 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [614800151] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 17:51:13,348 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 17:51:13,348 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2021-11-13 17:51:13,349 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1334044966] [2021-11-13 17:51:13,349 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 17:51:13,349 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2021-11-13 17:51:13,349 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 17:51:13,350 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-11-13 17:51:13,350 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=269, Unknown=0, NotChecked=0, Total=342 [2021-11-13 17:51:13,353 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 84 out of 133 [2021-11-13 17:51:13,356 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 178 places, 143 transitions, 699 flow. Second operand has 19 states, 19 states have (on average 85.89473684210526) internal successors, (1632), 19 states have internal predecessors, (1632), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:51:13,357 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-13 17:51:13,357 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 84 of 133 [2021-11-13 17:51:13,357 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-13 17:51:14,756 INFO L129 PetriNetUnfolder]: 160/568 cut-off events. [2021-11-13 17:51:14,756 INFO L130 PetriNetUnfolder]: For 2933/3081 co-relation queries the response was YES. [2021-11-13 17:51:14,761 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2338 conditions, 568 events. 160/568 cut-off events. For 2933/3081 co-relation queries the response was YES. Maximal size of possible extension queue 34. Compared 2689 event pairs, 28 based on Foata normal form. 13/546 useless extension candidates. Maximal degree in co-relation 2313. Up to 255 conditions per place. [2021-11-13 17:51:14,769 INFO L132 encePairwiseOnDemand]: 113/133 looper letters, 57 selfloop transitions, 24 changer transitions 19/176 dead transitions. [2021-11-13 17:51:14,769 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 190 places, 176 transitions, 1299 flow [2021-11-13 17:51:14,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-11-13 17:51:14,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2021-11-13 17:51:14,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 1671 transitions. [2021-11-13 17:51:14,776 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.6612584091808469 [2021-11-13 17:51:14,776 INFO L72 ComplementDD]: Start complementDD. Operand 19 states and 1671 transitions. [2021-11-13 17:51:14,776 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 1671 transitions. [2021-11-13 17:51:14,777 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 17:51:14,777 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 19 states and 1671 transitions. [2021-11-13 17:51:14,782 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 20 states, 19 states have (on average 87.94736842105263) internal successors, (1671), 19 states have internal predecessors, (1671), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:51:14,788 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 20 states, 20 states have (on average 133.0) internal successors, (2660), 20 states have internal predecessors, (2660), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:51:14,790 INFO L81 ComplementDD]: Finished complementDD. Result has 20 states, 20 states have (on average 133.0) internal successors, (2660), 20 states have internal predecessors, (2660), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:51:14,790 INFO L186 Difference]: Start difference. First operand has 178 places, 143 transitions, 699 flow. Second operand 19 states and 1671 transitions. [2021-11-13 17:51:14,790 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 190 places, 176 transitions, 1299 flow [2021-11-13 17:51:14,804 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 176 places, 176 transitions, 1144 flow, removed 69 selfloop flow, removed 14 redundant places. [2021-11-13 17:51:14,809 INFO L242 Difference]: Finished difference. Result has 184 places, 152 transitions, 816 flow [2021-11-13 17:51:14,810 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=133, PETRI_DIFFERENCE_MINUEND_FLOW=622, PETRI_DIFFERENCE_MINUEND_PLACES=158, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=143, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=15, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=119, PETRI_DIFFERENCE_SUBTRAHEND_STATES=19, PETRI_FLOW=816, PETRI_PLACES=184, PETRI_TRANSITIONS=152} [2021-11-13 17:51:14,811 INFO L334 CegarLoopForPetriNet]: 138 programPoint places, 46 predicate places. [2021-11-13 17:51:14,811 INFO L470 AbstractCegarLoop]: Abstraction has has 184 places, 152 transitions, 816 flow [2021-11-13 17:51:14,812 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 85.89473684210526) internal successors, (1632), 19 states have internal predecessors, (1632), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:51:14,812 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 17:51:14,812 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 17:51:14,813 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-11-13 17:51:14,813 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-11-13 17:51:14,813 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 17:51:14,814 INFO L85 PathProgramCache]: Analyzing trace with hash 2057529123, now seen corresponding path program 1 times [2021-11-13 17:51:14,814 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 17:51:14,814 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1028415854] [2021-11-13 17:51:14,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 17:51:14,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 17:51:14,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:51:15,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 17:51:15,005 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 17:51:15,005 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1028415854] [2021-11-13 17:51:15,006 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1028415854] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 17:51:15,006 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 17:51:15,006 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-13 17:51:15,006 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1331902300] [2021-11-13 17:51:15,007 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 17:51:15,007 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-13 17:51:15,008 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 17:51:15,008 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-13 17:51:15,008 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-13 17:51:15,010 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 108 out of 133 [2021-11-13 17:51:15,011 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 184 places, 152 transitions, 816 flow. Second operand has 6 states, 6 states have (on average 110.5) internal successors, (663), 6 states have internal predecessors, (663), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:51:15,011 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-13 17:51:15,012 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 108 of 133 [2021-11-13 17:51:15,012 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-13 17:51:16,328 INFO L129 PetriNetUnfolder]: 1695/3328 cut-off events. [2021-11-13 17:51:16,328 INFO L130 PetriNetUnfolder]: For 26375/26517 co-relation queries the response was YES. [2021-11-13 17:51:16,360 INFO L84 FinitePrefix]: Finished finitePrefix Result has 13983 conditions, 3328 events. 1695/3328 cut-off events. For 26375/26517 co-relation queries the response was YES. Maximal size of possible extension queue 254. Compared 22900 event pairs, 39 based on Foata normal form. 10/3263 useless extension candidates. Maximal degree in co-relation 13956. Up to 962 conditions per place. [2021-11-13 17:51:16,397 INFO L132 encePairwiseOnDemand]: 123/133 looper letters, 84 selfloop transitions, 6 changer transitions 134/322 dead transitions. [2021-11-13 17:51:16,397 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 187 places, 322 transitions, 3045 flow [2021-11-13 17:51:16,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-13 17:51:16,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-11-13 17:51:16,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1164 transitions. [2021-11-13 17:51:16,402 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8751879699248121 [2021-11-13 17:51:16,402 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 1164 transitions. [2021-11-13 17:51:16,402 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 1164 transitions. [2021-11-13 17:51:16,403 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 17:51:16,403 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 1164 transitions. [2021-11-13 17:51:16,406 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 116.4) internal successors, (1164), 10 states have internal predecessors, (1164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:51:16,412 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 133.0) internal successors, (1463), 11 states have internal predecessors, (1463), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:51:16,413 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 133.0) internal successors, (1463), 11 states have internal predecessors, (1463), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:51:16,414 INFO L186 Difference]: Start difference. First operand has 184 places, 152 transitions, 816 flow. Second operand 10 states and 1164 transitions. [2021-11-13 17:51:16,414 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 187 places, 322 transitions, 3045 flow [2021-11-13 17:51:16,474 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 169 places, 322 transitions, 2748 flow, removed 111 selfloop flow, removed 18 redundant places. [2021-11-13 17:51:16,486 INFO L242 Difference]: Finished difference. Result has 175 places, 146 transitions, 696 flow [2021-11-13 17:51:16,487 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=133, PETRI_DIFFERENCE_MINUEND_FLOW=642, PETRI_DIFFERENCE_MINUEND_PLACES=160, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=144, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=138, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=696, PETRI_PLACES=175, PETRI_TRANSITIONS=146} [2021-11-13 17:51:16,488 INFO L334 CegarLoopForPetriNet]: 138 programPoint places, 37 predicate places. [2021-11-13 17:51:16,488 INFO L470 AbstractCegarLoop]: Abstraction has has 175 places, 146 transitions, 696 flow [2021-11-13 17:51:16,489 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 110.5) internal successors, (663), 6 states have internal predecessors, (663), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:51:16,490 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 17:51:16,491 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 17:51:16,491 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-11-13 17:51:16,492 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-11-13 17:51:16,492 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 17:51:16,492 INFO L85 PathProgramCache]: Analyzing trace with hash 755051727, now seen corresponding path program 1 times [2021-11-13 17:51:16,493 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 17:51:16,493 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [275791356] [2021-11-13 17:51:16,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 17:51:16,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 17:51:16,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:51:16,677 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 17:51:16,677 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 17:51:16,678 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [275791356] [2021-11-13 17:51:16,678 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [275791356] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 17:51:16,678 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 17:51:16,678 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-13 17:51:16,679 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [376423801] [2021-11-13 17:51:16,679 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 17:51:16,679 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-13 17:51:16,680 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 17:51:16,680 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-13 17:51:16,680 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-11-13 17:51:16,682 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 108 out of 133 [2021-11-13 17:51:16,683 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 175 places, 146 transitions, 696 flow. Second operand has 7 states, 7 states have (on average 110.28571428571429) internal successors, (772), 7 states have internal predecessors, (772), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:51:16,683 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-13 17:51:16,684 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 108 of 133 [2021-11-13 17:51:16,684 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-13 17:51:17,339 INFO L129 PetriNetUnfolder]: 541/1302 cut-off events. [2021-11-13 17:51:17,340 INFO L130 PetriNetUnfolder]: For 7435/7484 co-relation queries the response was YES. [2021-11-13 17:51:17,350 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5672 conditions, 1302 events. 541/1302 cut-off events. For 7435/7484 co-relation queries the response was YES. Maximal size of possible extension queue 95. Compared 7666 event pairs, 5 based on Foata normal form. 56/1350 useless extension candidates. Maximal degree in co-relation 5646. Up to 335 conditions per place. [2021-11-13 17:51:17,360 INFO L132 encePairwiseOnDemand]: 124/133 looper letters, 83 selfloop transitions, 9 changer transitions 75/265 dead transitions. [2021-11-13 17:51:17,360 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 178 places, 265 transitions, 2269 flow [2021-11-13 17:51:17,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-13 17:51:17,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-11-13 17:51:17,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1159 transitions. [2021-11-13 17:51:17,365 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8714285714285714 [2021-11-13 17:51:17,365 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 1159 transitions. [2021-11-13 17:51:17,365 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 1159 transitions. [2021-11-13 17:51:17,366 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 17:51:17,366 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 1159 transitions. [2021-11-13 17:51:17,369 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 115.9) internal successors, (1159), 10 states have internal predecessors, (1159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:51:17,373 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 133.0) internal successors, (1463), 11 states have internal predecessors, (1463), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:51:17,374 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 133.0) internal successors, (1463), 11 states have internal predecessors, (1463), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:51:17,374 INFO L186 Difference]: Start difference. First operand has 175 places, 146 transitions, 696 flow. Second operand 10 states and 1159 transitions. [2021-11-13 17:51:17,374 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 178 places, 265 transitions, 2269 flow [2021-11-13 17:51:17,400 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 173 places, 265 transitions, 2245 flow, removed 7 selfloop flow, removed 5 redundant places. [2021-11-13 17:51:17,405 INFO L242 Difference]: Finished difference. Result has 179 places, 149 transitions, 764 flow [2021-11-13 17:51:17,406 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=133, PETRI_DIFFERENCE_MINUEND_FLOW=682, PETRI_DIFFERENCE_MINUEND_PLACES=164, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=146, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=137, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=764, PETRI_PLACES=179, PETRI_TRANSITIONS=149} [2021-11-13 17:51:17,407 INFO L334 CegarLoopForPetriNet]: 138 programPoint places, 41 predicate places. [2021-11-13 17:51:17,407 INFO L470 AbstractCegarLoop]: Abstraction has has 179 places, 149 transitions, 764 flow [2021-11-13 17:51:17,408 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 110.28571428571429) internal successors, (772), 7 states have internal predecessors, (772), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:51:17,408 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 17:51:17,408 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 17:51:17,409 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-11-13 17:51:17,409 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-11-13 17:51:17,409 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 17:51:17,410 INFO L85 PathProgramCache]: Analyzing trace with hash -1123516584, now seen corresponding path program 1 times [2021-11-13 17:51:17,410 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 17:51:17,410 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [860249731] [2021-11-13 17:51:17,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 17:51:17,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 17:51:17,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:51:18,988 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 17:51:18,989 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 17:51:18,989 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [860249731] [2021-11-13 17:51:18,989 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [860249731] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 17:51:18,990 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 17:51:18,990 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2021-11-13 17:51:18,990 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [89690081] [2021-11-13 17:51:18,990 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 17:51:18,991 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2021-11-13 17:51:18,991 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 17:51:18,991 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-11-13 17:51:18,992 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=102, Invalid=360, Unknown=0, NotChecked=0, Total=462 [2021-11-13 17:51:18,995 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 83 out of 133 [2021-11-13 17:51:18,999 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 179 places, 149 transitions, 764 flow. Second operand has 22 states, 22 states have (on average 84.72727272727273) internal successors, (1864), 22 states have internal predecessors, (1864), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:51:18,999 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-13 17:51:18,999 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 83 of 133 [2021-11-13 17:51:19,000 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-13 17:51:20,201 INFO L129 PetriNetUnfolder]: 87/489 cut-off events. [2021-11-13 17:51:20,201 INFO L130 PetriNetUnfolder]: For 1760/1811 co-relation queries the response was YES. [2021-11-13 17:51:20,206 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1779 conditions, 489 events. 87/489 cut-off events. For 1760/1811 co-relation queries the response was YES. Maximal size of possible extension queue 25. Compared 2226 event pairs, 16 based on Foata normal form. 17/494 useless extension candidates. Maximal degree in co-relation 1750. Up to 136 conditions per place. [2021-11-13 17:51:20,212 INFO L132 encePairwiseOnDemand]: 112/133 looper letters, 47 selfloop transitions, 29 changer transitions 10/166 dead transitions. [2021-11-13 17:51:20,212 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 196 places, 166 transitions, 1087 flow [2021-11-13 17:51:20,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-11-13 17:51:20,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22 states. [2021-11-13 17:51:20,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 1894 transitions. [2021-11-13 17:51:20,219 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.6473000683526999 [2021-11-13 17:51:20,219 INFO L72 ComplementDD]: Start complementDD. Operand 22 states and 1894 transitions. [2021-11-13 17:51:20,219 INFO L73 IsDeterministic]: Start isDeterministic. Operand 22 states and 1894 transitions. [2021-11-13 17:51:20,220 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 17:51:20,221 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 22 states and 1894 transitions. [2021-11-13 17:51:20,226 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 23 states, 22 states have (on average 86.0909090909091) internal successors, (1894), 22 states have internal predecessors, (1894), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:51:20,233 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 23 states, 23 states have (on average 133.0) internal successors, (3059), 23 states have internal predecessors, (3059), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:51:20,235 INFO L81 ComplementDD]: Finished complementDD. Result has 23 states, 23 states have (on average 133.0) internal successors, (3059), 23 states have internal predecessors, (3059), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:51:20,235 INFO L186 Difference]: Start difference. First operand has 179 places, 149 transitions, 764 flow. Second operand 22 states and 1894 transitions. [2021-11-13 17:51:20,235 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 196 places, 166 transitions, 1087 flow [2021-11-13 17:51:20,249 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 187 places, 166 transitions, 1031 flow, removed 20 selfloop flow, removed 9 redundant places. [2021-11-13 17:51:20,254 INFO L242 Difference]: Finished difference. Result has 195 places, 151 transitions, 831 flow [2021-11-13 17:51:20,256 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=133, PETRI_DIFFERENCE_MINUEND_FLOW=708, PETRI_DIFFERENCE_MINUEND_PLACES=166, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=149, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=27, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=120, PETRI_DIFFERENCE_SUBTRAHEND_STATES=22, PETRI_FLOW=831, PETRI_PLACES=195, PETRI_TRANSITIONS=151} [2021-11-13 17:51:20,257 INFO L334 CegarLoopForPetriNet]: 138 programPoint places, 57 predicate places. [2021-11-13 17:51:20,257 INFO L470 AbstractCegarLoop]: Abstraction has has 195 places, 151 transitions, 831 flow [2021-11-13 17:51:20,258 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 84.72727272727273) internal successors, (1864), 22 states have internal predecessors, (1864), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:51:20,258 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 17:51:20,259 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 17:51:20,259 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-11-13 17:51:20,259 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-11-13 17:51:20,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 17:51:20,260 INFO L85 PathProgramCache]: Analyzing trace with hash 1468256716, now seen corresponding path program 1 times [2021-11-13 17:51:20,260 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 17:51:20,261 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1623630957] [2021-11-13 17:51:20,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 17:51:20,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 17:51:20,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:51:20,514 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 17:51:20,515 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 17:51:20,515 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1623630957] [2021-11-13 17:51:20,518 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1623630957] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 17:51:20,518 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 17:51:20,519 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-13 17:51:20,519 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1346287248] [2021-11-13 17:51:20,519 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 17:51:20,521 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-13 17:51:20,521 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 17:51:20,522 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-13 17:51:20,522 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-11-13 17:51:20,524 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 108 out of 133 [2021-11-13 17:51:20,526 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 195 places, 151 transitions, 831 flow. Second operand has 8 states, 8 states have (on average 110.25) internal successors, (882), 8 states have internal predecessors, (882), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:51:20,526 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-13 17:51:20,526 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 108 of 133 [2021-11-13 17:51:20,526 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-13 17:51:21,001 INFO L129 PetriNetUnfolder]: 170/582 cut-off events. [2021-11-13 17:51:21,001 INFO L130 PetriNetUnfolder]: For 3404/3450 co-relation queries the response was YES. [2021-11-13 17:51:21,007 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2363 conditions, 582 events. 170/582 cut-off events. For 3404/3450 co-relation queries the response was YES. Maximal size of possible extension queue 44. Compared 2893 event pairs, 5 based on Foata normal form. 18/593 useless extension candidates. Maximal degree in co-relation 2331. Up to 129 conditions per place. [2021-11-13 17:51:21,017 INFO L132 encePairwiseOnDemand]: 124/133 looper letters, 70 selfloop transitions, 12 changer transitions 33/213 dead transitions. [2021-11-13 17:51:21,017 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 199 places, 213 transitions, 1822 flow [2021-11-13 17:51:21,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-13 17:51:21,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-11-13 17:51:21,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 1246 transitions. [2021-11-13 17:51:21,022 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8516746411483254 [2021-11-13 17:51:21,022 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 1246 transitions. [2021-11-13 17:51:21,022 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 1246 transitions. [2021-11-13 17:51:21,023 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 17:51:21,023 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 1246 transitions. [2021-11-13 17:51:21,027 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 113.27272727272727) internal successors, (1246), 11 states have internal predecessors, (1246), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:51:21,030 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 133.0) internal successors, (1596), 12 states have internal predecessors, (1596), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:51:21,031 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 133.0) internal successors, (1596), 12 states have internal predecessors, (1596), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:51:21,033 INFO L186 Difference]: Start difference. First operand has 195 places, 151 transitions, 831 flow. Second operand 11 states and 1246 transitions. [2021-11-13 17:51:21,033 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 199 places, 213 transitions, 1822 flow [2021-11-13 17:51:21,053 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 176 places, 213 transitions, 1524 flow, removed 91 selfloop flow, removed 23 redundant places. [2021-11-13 17:51:21,059 INFO L242 Difference]: Finished difference. Result has 182 places, 149 transitions, 717 flow [2021-11-13 17:51:21,059 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=133, PETRI_DIFFERENCE_MINUEND_FLOW=671, PETRI_DIFFERENCE_MINUEND_PLACES=166, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=149, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=12, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=137, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=717, PETRI_PLACES=182, PETRI_TRANSITIONS=149} [2021-11-13 17:51:21,060 INFO L334 CegarLoopForPetriNet]: 138 programPoint places, 44 predicate places. [2021-11-13 17:51:21,060 INFO L470 AbstractCegarLoop]: Abstraction has has 182 places, 149 transitions, 717 flow [2021-11-13 17:51:21,061 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 110.25) internal successors, (882), 8 states have internal predecessors, (882), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:51:21,061 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 17:51:21,061 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 17:51:21,061 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-11-13 17:51:21,062 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-11-13 17:51:21,062 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 17:51:21,062 INFO L85 PathProgramCache]: Analyzing trace with hash 702443611, now seen corresponding path program 1 times [2021-11-13 17:51:21,063 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 17:51:21,063 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1556268907] [2021-11-13 17:51:21,063 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 17:51:21,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 17:51:21,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 17:51:21,232 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 17:51:21,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 17:51:21,509 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-13 17:51:21,510 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-13 17:51:21,512 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (5 of 6 remaining) [2021-11-13 17:51:21,514 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err0ASSERT_VIOLATIONERROR_FUNCTION (4 of 6 remaining) [2021-11-13 17:51:21,515 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (3 of 6 remaining) [2021-11-13 17:51:21,515 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (2 of 6 remaining) [2021-11-13 17:51:21,515 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATION (1 of 6 remaining) [2021-11-13 17:51:21,516 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 6 remaining) [2021-11-13 17:51:21,516 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-11-13 17:51:21,521 INFO L732 BasicCegarLoop]: Path program histogram: [4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 17:51:21,530 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-11-13 17:51:21,530 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-13 17:51:21,759 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator.computeCurrectProc(InlinerBacktranslator.java:230) at de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator.translateProgramExecution(InlinerBacktranslator.java:203) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:216) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:225) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:225) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:225) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:206) at de.uni_freiburg.informatik.ultimate.core.lib.results.CounterExampleResult.getProgramExecutionAsString(CounterExampleResult.java:155) at de.uni_freiburg.informatik.ultimate.core.lib.results.CounterExampleResult.getLongDescription(CounterExampleResult.java:134) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ResultService.reportResult(ResultService.java:86) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopResultReporter.reportResult(CegarLoopResultReporter.java:141) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.reportLocationResults(TraceAbstractionStarter.java:586) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:181) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-13 17:51:21,764 INFO L158 Benchmark]: Toolchain (without parser) took 33464.72ms. Allocated memory was 125.8MB in the beginning and 408.9MB in the end (delta: 283.1MB). Free memory was 86.7MB in the beginning and 252.4MB in the end (delta: -165.7MB). Peak memory consumption was 116.1MB. Max. memory is 16.1GB. [2021-11-13 17:51:21,765 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 125.8MB. Free memory was 104.8MB in the beginning and 104.7MB in the end (delta: 74.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 17:51:21,765 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1136.50ms. Allocated memory is still 125.8MB. Free memory was 86.5MB in the beginning and 84.4MB in the end (delta: 2.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-13 17:51:21,766 INFO L158 Benchmark]: Boogie Procedure Inliner took 132.31ms. Allocated memory is still 125.8MB. Free memory was 84.4MB in the beginning and 81.6MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 17:51:21,767 INFO L158 Benchmark]: Boogie Preprocessor took 71.89ms. Allocated memory is still 125.8MB. Free memory was 81.6MB in the beginning and 79.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 17:51:21,770 INFO L158 Benchmark]: RCFGBuilder took 2179.43ms. Allocated memory was 125.8MB in the beginning and 165.7MB in the end (delta: 39.8MB). Free memory was 79.1MB in the beginning and 97.7MB in the end (delta: -18.5MB). Peak memory consumption was 45.3MB. Max. memory is 16.1GB. [2021-11-13 17:51:21,771 INFO L158 Benchmark]: TraceAbstraction took 29931.76ms. Allocated memory was 165.7MB in the beginning and 408.9MB in the end (delta: 243.3MB). Free memory was 97.7MB in the beginning and 252.4MB in the end (delta: -154.8MB). Peak memory consumption was 87.5MB. Max. memory is 16.1GB. [2021-11-13 17:51:21,773 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 125.8MB. Free memory was 104.8MB in the beginning and 104.7MB in the end (delta: 74.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1136.50ms. Allocated memory is still 125.8MB. Free memory was 86.5MB in the beginning and 84.4MB in the end (delta: 2.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 132.31ms. Allocated memory is still 125.8MB. Free memory was 84.4MB in the beginning and 81.6MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 71.89ms. Allocated memory is still 125.8MB. Free memory was 81.6MB in the beginning and 79.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 2179.43ms. Allocated memory was 125.8MB in the beginning and 165.7MB in the end (delta: 39.8MB). Free memory was 79.1MB in the beginning and 97.7MB in the end (delta: -18.5MB). Peak memory consumption was 45.3MB. Max. memory is 16.1GB. * TraceAbstraction took 29931.76ms. Allocated memory was 165.7MB in the beginning and 408.9MB in the end (delta: 243.3MB). Free memory was 97.7MB in the beginning and 252.4MB in the end (delta: -154.8MB). Peak memory consumption was 87.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: NullPointerException: null: de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator.computeCurrectProc(InlinerBacktranslator.java:230) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-13 17:51:21,842 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5c7e5d-e147-4cc9-af56-0554508c3625/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5c7e5d-e147-4cc9-af56-0554508c3625/bin/uautomizer-YU5uOKAj3y/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5c7e5d-e147-4cc9-af56-0554508c3625/bin/uautomizer-YU5uOKAj3y/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5c7e5d-e147-4cc9-af56-0554508c3625/bin/uautomizer-YU5uOKAj3y/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5c7e5d-e147-4cc9-af56-0554508c3625/bin/uautomizer-YU5uOKAj3y/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe000_power.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5c7e5d-e147-4cc9-af56-0554508c3625/bin/uautomizer-YU5uOKAj3y/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5c7e5d-e147-4cc9-af56-0554508c3625/bin/uautomizer-YU5uOKAj3y --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 23eea01b75afdbb0ef381e4ddf0b030c295f59ec7a283af707e459bd9dd9c0c0 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 17:51:25,114 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 17:51:25,119 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 17:51:25,197 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 17:51:25,198 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 17:51:25,205 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 17:51:25,208 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 17:51:25,219 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 17:51:25,223 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 17:51:25,233 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 17:51:25,236 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 17:51:25,238 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 17:51:25,241 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 17:51:25,245 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 17:51:25,249 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 17:51:25,257 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 17:51:25,259 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 17:51:25,261 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 17:51:25,265 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 17:51:25,274 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 17:51:25,276 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 17:51:25,278 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 17:51:25,282 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 17:51:25,286 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 17:51:25,295 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 17:51:25,295 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 17:51:25,296 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 17:51:25,299 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 17:51:25,300 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 17:51:25,302 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 17:51:25,302 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 17:51:25,304 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 17:51:25,307 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 17:51:25,308 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 17:51:25,310 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 17:51:25,311 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 17:51:25,312 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 17:51:25,313 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 17:51:25,313 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 17:51:25,316 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 17:51:25,317 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 17:51:25,318 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5c7e5d-e147-4cc9-af56-0554508c3625/bin/uautomizer-YU5uOKAj3y/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2021-11-13 17:51:25,391 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 17:51:25,392 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 17:51:25,393 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-13 17:51:25,394 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-13 17:51:25,395 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 17:51:25,396 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-13 17:51:25,398 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 17:51:25,399 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 17:51:25,400 INFO L138 SettingsManager]: * Use SBE=true [2021-11-13 17:51:25,400 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 17:51:25,402 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 17:51:25,402 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 17:51:25,402 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 17:51:25,403 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 17:51:25,403 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 17:51:25,403 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 17:51:25,404 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-13 17:51:25,404 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-13 17:51:25,404 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 17:51:25,405 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 17:51:25,405 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 17:51:25,405 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 17:51:25,406 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 17:51:25,406 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-13 17:51:25,407 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-13 17:51:25,407 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 17:51:25,407 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 17:51:25,408 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 17:51:25,408 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 17:51:25,408 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-13 17:51:25,409 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-13 17:51:25,409 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-13 17:51:25,410 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-13 17:51:25,410 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 17:51:25,411 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-13 17:51:25,411 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-13 17:51:25,411 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_3b5c7e5d-e147-4cc9-af56-0554508c3625/bin/uautomizer-YU5uOKAj3y/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5c7e5d-e147-4cc9-af56-0554508c3625/bin/uautomizer-YU5uOKAj3y Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23eea01b75afdbb0ef381e4ddf0b030c295f59ec7a283af707e459bd9dd9c0c0 [2021-11-13 17:51:25,955 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 17:51:26,002 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 17:51:26,006 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 17:51:26,008 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 17:51:26,009 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 17:51:26,011 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5c7e5d-e147-4cc9-af56-0554508c3625/bin/uautomizer-YU5uOKAj3y/../../sv-benchmarks/c/pthread-wmm/safe000_power.opt.i [2021-11-13 17:51:26,110 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5c7e5d-e147-4cc9-af56-0554508c3625/bin/uautomizer-YU5uOKAj3y/data/4ea5c09c4/9ba9249e0280467884c3524b1288d3ab/FLAGcd1a6e1f0 [2021-11-13 17:51:27,064 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 17:51:27,065 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5c7e5d-e147-4cc9-af56-0554508c3625/sv-benchmarks/c/pthread-wmm/safe000_power.opt.i [2021-11-13 17:51:27,099 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5c7e5d-e147-4cc9-af56-0554508c3625/bin/uautomizer-YU5uOKAj3y/data/4ea5c09c4/9ba9249e0280467884c3524b1288d3ab/FLAGcd1a6e1f0 [2021-11-13 17:51:27,200 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5c7e5d-e147-4cc9-af56-0554508c3625/bin/uautomizer-YU5uOKAj3y/data/4ea5c09c4/9ba9249e0280467884c3524b1288d3ab [2021-11-13 17:51:27,204 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 17:51:27,207 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 17:51:27,210 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 17:51:27,211 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 17:51:27,215 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 17:51:27,217 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 05:51:27" (1/1) ... [2021-11-13 17:51:27,218 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12735264 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:51:27, skipping insertion in model container [2021-11-13 17:51:27,219 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 05:51:27" (1/1) ... [2021-11-13 17:51:27,230 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 17:51:27,319 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 17:51:27,622 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_3b5c7e5d-e147-4cc9-af56-0554508c3625/sv-benchmarks/c/pthread-wmm/safe000_power.opt.i[951,964] [2021-11-13 17:51:28,066 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 17:51:28,097 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 17:51:28,124 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_3b5c7e5d-e147-4cc9-af56-0554508c3625/sv-benchmarks/c/pthread-wmm/safe000_power.opt.i[951,964] [2021-11-13 17:51:28,234 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 17:51:28,338 INFO L208 MainTranslator]: Completed translation [2021-11-13 17:51:28,339 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:51:28 WrapperNode [2021-11-13 17:51:28,340 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 17:51:28,341 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 17:51:28,342 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 17:51:28,342 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 17:51:28,353 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:51:28" (1/1) ... [2021-11-13 17:51:28,427 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:51:28" (1/1) ... [2021-11-13 17:51:28,480 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 17:51:28,482 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 17:51:28,483 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 17:51:28,483 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 17:51:28,495 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:51:28" (1/1) ... [2021-11-13 17:51:28,496 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:51:28" (1/1) ... [2021-11-13 17:51:28,521 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:51:28" (1/1) ... [2021-11-13 17:51:28,525 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:51:28" (1/1) ... [2021-11-13 17:51:28,561 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:51:28" (1/1) ... [2021-11-13 17:51:28,583 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:51:28" (1/1) ... [2021-11-13 17:51:28,589 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:51:28" (1/1) ... [2021-11-13 17:51:28,597 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 17:51:28,609 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 17:51:28,610 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 17:51:28,610 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 17:51:28,611 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:51:28" (1/1) ... [2021-11-13 17:51:28,622 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 17:51:28,636 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5c7e5d-e147-4cc9-af56-0554508c3625/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:51:28,652 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5c7e5d-e147-4cc9-af56-0554508c3625/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-13 17:51:28,673 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5c7e5d-e147-4cc9-af56-0554508c3625/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-13 17:51:28,720 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-13 17:51:28,720 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-13 17:51:28,721 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 17:51:28,721 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 17:51:28,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-13 17:51:28,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-13 17:51:28,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-13 17:51:28,722 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-13 17:51:28,723 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-13 17:51:28,723 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-13 17:51:28,723 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-13 17:51:28,724 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-13 17:51:28,724 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-13 17:51:28,724 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-13 17:51:28,724 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 17:51:28,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 17:51:28,728 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-13 17:51:30,723 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 17:51:30,724 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-13 17:51:30,727 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 05:51:30 BoogieIcfgContainer [2021-11-13 17:51:30,727 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 17:51:30,730 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-13 17:51:30,730 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-13 17:51:30,734 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-13 17:51:30,735 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 05:51:27" (1/3) ... [2021-11-13 17:51:30,736 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@249fc38 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 05:51:30, skipping insertion in model container [2021-11-13 17:51:30,737 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:51:28" (2/3) ... [2021-11-13 17:51:30,737 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@249fc38 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 05:51:30, skipping insertion in model container [2021-11-13 17:51:30,738 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 05:51:30" (3/3) ... [2021-11-13 17:51:30,740 INFO L111 eAbstractionObserver]: Analyzing ICFG safe000_power.opt.i [2021-11-13 17:51:30,755 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-13 17:51:30,756 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-13 17:51:30,756 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-11-13 17:51:30,757 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-13 17:51:30,836 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,837 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,837 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,837 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,838 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,838 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,839 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,839 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,839 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,840 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,840 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,841 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,842 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,842 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,843 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,843 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,843 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,844 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,844 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,845 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,846 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,846 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,847 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,847 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,848 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,849 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,850 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,850 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,850 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,851 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,851 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,851 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,851 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,852 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,853 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,853 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,853 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,854 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,854 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,854 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,855 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,855 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,855 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,855 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,856 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,857 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,857 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,857 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,858 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,858 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,858 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,858 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,859 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,859 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,859 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,860 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,860 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,860 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,861 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,861 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,862 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,862 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,863 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,864 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,864 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,864 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,864 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,865 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,865 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,866 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,866 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,866 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,866 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,867 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,867 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,867 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,867 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,868 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,868 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,869 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,870 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,873 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,874 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,874 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,875 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,876 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,877 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,877 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,877 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,878 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,886 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,886 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,887 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,887 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,887 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,887 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,888 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,888 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,888 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,888 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,889 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,889 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,889 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,889 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,890 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,890 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,890 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,890 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,891 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,891 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,891 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,891 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,892 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,892 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,892 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,892 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,893 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,893 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,893 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,893 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,894 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,894 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,894 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,894 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,895 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,895 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,895 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,895 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,896 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,896 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,896 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,896 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,897 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,897 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,901 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,902 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,902 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,902 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,903 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,903 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,903 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,903 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,904 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,904 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,904 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,904 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,905 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,905 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,905 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,906 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,907 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,907 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,907 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,907 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,909 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,910 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,910 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,910 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,911 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,911 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,911 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,911 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,912 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,912 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,912 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,912 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,912 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,913 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,913 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,913 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,913 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,914 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,914 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,914 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,914 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,915 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,915 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,915 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,916 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,916 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,916 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,916 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,917 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,917 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,917 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,917 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,918 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,918 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,918 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,918 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,919 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,919 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,919 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,919 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,919 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,920 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,920 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,920 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,920 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,921 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,921 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,921 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,921 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,922 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,922 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,922 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,922 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,924 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,928 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,929 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,929 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,929 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,930 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,930 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,930 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,930 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,931 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,932 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,932 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,932 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,933 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,933 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,938 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,938 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,939 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,939 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,939 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,939 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,940 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,940 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,940 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,941 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,941 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,941 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,942 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,942 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,942 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,943 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,943 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,943 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,944 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,944 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,945 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,945 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,946 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,946 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,946 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,946 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,947 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,947 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,947 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,948 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,948 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,949 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,949 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,949 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,949 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,950 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,950 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,950 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,950 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,951 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,952 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,952 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,952 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,952 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,953 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,953 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,953 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,953 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,954 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,955 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,955 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,955 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,959 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,960 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,960 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,961 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,961 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,961 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,962 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,962 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,962 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,963 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,963 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,964 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,965 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,965 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,965 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,966 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,966 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,966 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,967 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,967 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,967 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,972 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,972 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,973 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,974 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,974 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,974 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,975 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,975 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,975 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,976 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,976 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,976 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,977 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,977 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,977 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,978 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,978 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,978 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,979 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,979 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,979 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,980 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,980 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,980 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,981 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,981 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,981 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,982 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,982 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,982 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,983 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,983 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,983 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,984 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,984 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,984 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,985 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,985 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,985 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,986 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,986 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,986 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,987 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,987 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,987 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,988 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,988 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,988 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,989 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,989 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,989 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,989 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,990 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,990 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,991 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,991 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,991 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,992 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,992 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,992 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,992 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:30,993 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:31,009 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 17:51:31,011 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-11-13 17:51:31,079 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-13 17:51:31,089 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 [2021-11-13 17:51:31,089 INFO L340 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2021-11-13 17:51:31,107 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 142 places, 134 transitions, 283 flow [2021-11-13 17:51:31,181 INFO L129 PetriNetUnfolder]: 2/131 cut-off events. [2021-11-13 17:51:31,181 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-11-13 17:51:31,186 INFO L84 FinitePrefix]: Finished finitePrefix Result has 141 conditions, 131 events. 2/131 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 54 event pairs, 0 based on Foata normal form. 0/127 useless extension candidates. Maximal degree in co-relation 73. Up to 2 conditions per place. [2021-11-13 17:51:31,187 INFO L82 GeneralOperation]: Start removeDead. Operand has 142 places, 134 transitions, 283 flow [2021-11-13 17:51:31,194 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 139 places, 131 transitions, 271 flow [2021-11-13 17:51:31,222 INFO L129 PetriNetUnfolder]: 0/67 cut-off events. [2021-11-13 17:51:31,223 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-11-13 17:51:31,223 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 17:51:31,225 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] [2021-11-13 17:51:31,226 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting P0Err0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-11-13 17:51:31,236 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 17:51:31,237 INFO L85 PathProgramCache]: Analyzing trace with hash 482287758, now seen corresponding path program 1 times [2021-11-13 17:51:31,258 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-13 17:51:31,259 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [795240343] [2021-11-13 17:51:31,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 17:51:31,261 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 17:51:31,262 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5c7e5d-e147-4cc9-af56-0554508c3625/bin/uautomizer-YU5uOKAj3y/mathsat [2021-11-13 17:51:31,268 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5c7e5d-e147-4cc9-af56-0554508c3625/bin/uautomizer-YU5uOKAj3y/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 17:51:31,273 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5c7e5d-e147-4cc9-af56-0554508c3625/bin/uautomizer-YU5uOKAj3y/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-13 17:51:31,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:51:31,532 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 17:51:31,543 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 17:51:31,958 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 17:51:31,958 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 17:51:32,216 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 17:51:32,217 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-13 17:51:32,217 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [795240343] [2021-11-13 17:51:32,218 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [795240343] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 17:51:32,218 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 17:51:32,219 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-11-13 17:51:32,221 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1962395774] [2021-11-13 17:51:32,222 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 17:51:32,233 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-13 17:51:32,234 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-13 17:51:32,268 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-13 17:51:32,270 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-13 17:51:32,273 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 119 out of 134 [2021-11-13 17:51:32,279 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 139 places, 131 transitions, 271 flow. Second operand has 3 states, 3 states have (on average 120.0) internal successors, (360), 3 states have internal predecessors, (360), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:51:32,279 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-13 17:51:32,279 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 119 of 134 [2021-11-13 17:51:32,281 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-13 17:51:32,608 INFO L129 PetriNetUnfolder]: 96/453 cut-off events. [2021-11-13 17:51:32,608 INFO L130 PetriNetUnfolder]: For 13/13 co-relation queries the response was YES. [2021-11-13 17:51:32,613 INFO L84 FinitePrefix]: Finished finitePrefix Result has 647 conditions, 453 events. 96/453 cut-off events. For 13/13 co-relation queries the response was YES. Maximal size of possible extension queue 28. Compared 2072 event pairs, 18 based on Foata normal form. 18/444 useless extension candidates. Maximal degree in co-relation 576. Up to 123 conditions per place. [2021-11-13 17:51:32,619 INFO L132 encePairwiseOnDemand]: 129/134 looper letters, 16 selfloop transitions, 2 changer transitions 0/134 dead transitions. [2021-11-13 17:51:32,619 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 139 places, 134 transitions, 319 flow [2021-11-13 17:51:32,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-13 17:51:32,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-11-13 17:51:32,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 380 transitions. [2021-11-13 17:51:32,640 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.945273631840796 [2021-11-13 17:51:32,641 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 380 transitions. [2021-11-13 17:51:32,642 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 380 transitions. [2021-11-13 17:51:32,645 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 17:51:32,648 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 380 transitions. [2021-11-13 17:51:32,655 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 126.66666666666667) internal successors, (380), 3 states have internal predecessors, (380), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:51:32,664 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 134.0) internal successors, (536), 4 states have internal predecessors, (536), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:51:32,665 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 134.0) internal successors, (536), 4 states have internal predecessors, (536), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:51:32,668 INFO L186 Difference]: Start difference. First operand has 139 places, 131 transitions, 271 flow. Second operand 3 states and 380 transitions. [2021-11-13 17:51:32,669 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 139 places, 134 transitions, 319 flow [2021-11-13 17:51:32,674 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 136 places, 134 transitions, 314 flow, removed 0 selfloop flow, removed 3 redundant places. [2021-11-13 17:51:32,680 INFO L242 Difference]: Finished difference. Result has 136 places, 127 transitions, 264 flow [2021-11-13 17:51:32,683 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=134, PETRI_DIFFERENCE_MINUEND_FLOW=260, PETRI_DIFFERENCE_MINUEND_PLACES=134, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=127, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=125, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=264, PETRI_PLACES=136, PETRI_TRANSITIONS=127} [2021-11-13 17:51:32,688 INFO L334 CegarLoopForPetriNet]: 139 programPoint places, -3 predicate places. [2021-11-13 17:51:32,689 INFO L470 AbstractCegarLoop]: Abstraction has has 136 places, 127 transitions, 264 flow [2021-11-13 17:51:32,690 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 120.0) internal successors, (360), 3 states have internal predecessors, (360), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:51:32,690 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 17:51:32,690 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 17:51:32,715 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5c7e5d-e147-4cc9-af56-0554508c3625/bin/uautomizer-YU5uOKAj3y/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-13 17:51:32,915 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5c7e5d-e147-4cc9-af56-0554508c3625/bin/uautomizer-YU5uOKAj3y/mathsat -unsat_core_generation=3 [2021-11-13 17:51:32,916 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-11-13 17:51:32,916 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 17:51:32,916 INFO L85 PathProgramCache]: Analyzing trace with hash -647583013, now seen corresponding path program 1 times [2021-11-13 17:51:32,917 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-13 17:51:32,917 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1834914674] [2021-11-13 17:51:32,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 17:51:32,918 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 17:51:32,918 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5c7e5d-e147-4cc9-af56-0554508c3625/bin/uautomizer-YU5uOKAj3y/mathsat [2021-11-13 17:51:32,920 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5c7e5d-e147-4cc9-af56-0554508c3625/bin/uautomizer-YU5uOKAj3y/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 17:51:32,953 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5c7e5d-e147-4cc9-af56-0554508c3625/bin/uautomizer-YU5uOKAj3y/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-13 17:51:33,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:51:33,158 INFO L263 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 17:51:33,162 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 17:51:33,514 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 17:51:33,514 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 17:51:33,899 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 17:51:33,900 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-13 17:51:33,900 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1834914674] [2021-11-13 17:51:33,900 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1834914674] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 17:51:33,901 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 17:51:33,901 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 7 [2021-11-13 17:51:33,901 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [427307083] [2021-11-13 17:51:33,902 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 17:51:33,904 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-13 17:51:33,904 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-13 17:51:33,905 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-13 17:51:33,906 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-11-13 17:51:33,909 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 109 out of 134 [2021-11-13 17:51:33,911 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 136 places, 127 transitions, 264 flow. Second operand has 7 states, 7 states have (on average 111.57142857142857) internal successors, (781), 7 states have internal predecessors, (781), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:51:33,911 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-13 17:51:33,911 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 109 of 134 [2021-11-13 17:51:33,912 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-13 17:51:35,090 INFO L129 PetriNetUnfolder]: 659/1504 cut-off events. [2021-11-13 17:51:35,090 INFO L130 PetriNetUnfolder]: For 85/85 co-relation queries the response was YES. [2021-11-13 17:51:35,098 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2676 conditions, 1504 events. 659/1504 cut-off events. For 85/85 co-relation queries the response was YES. Maximal size of possible extension queue 97. Compared 8866 event pairs, 63 based on Foata normal form. 0/1473 useless extension candidates. Maximal degree in co-relation 2605. Up to 136 conditions per place. [2021-11-13 17:51:35,105 INFO L132 encePairwiseOnDemand]: 124/134 looper letters, 38 selfloop transitions, 9 changer transitions 71/224 dead transitions. [2021-11-13 17:51:35,105 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 148 places, 224 transitions, 720 flow [2021-11-13 17:51:35,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-13 17:51:35,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-11-13 17:51:35,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1538 transitions. [2021-11-13 17:51:35,115 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8828932261768083 [2021-11-13 17:51:35,115 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1538 transitions. [2021-11-13 17:51:35,116 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1538 transitions. [2021-11-13 17:51:35,137 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 17:51:35,137 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1538 transitions. [2021-11-13 17:51:35,144 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 118.3076923076923) internal successors, (1538), 13 states have internal predecessors, (1538), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:51:35,152 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 134.0) internal successors, (1876), 14 states have internal predecessors, (1876), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:51:35,155 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 134.0) internal successors, (1876), 14 states have internal predecessors, (1876), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:51:35,155 INFO L186 Difference]: Start difference. First operand has 136 places, 127 transitions, 264 flow. Second operand 13 states and 1538 transitions. [2021-11-13 17:51:35,155 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 148 places, 224 transitions, 720 flow [2021-11-13 17:51:35,159 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 146 places, 224 transitions, 696 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-11-13 17:51:35,164 INFO L242 Difference]: Finished difference. Result has 155 places, 132 transitions, 356 flow [2021-11-13 17:51:35,165 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=134, PETRI_DIFFERENCE_MINUEND_FLOW=260, PETRI_DIFFERENCE_MINUEND_PLACES=134, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=127, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=121, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=356, PETRI_PLACES=155, PETRI_TRANSITIONS=132} [2021-11-13 17:51:35,166 INFO L334 CegarLoopForPetriNet]: 139 programPoint places, 16 predicate places. [2021-11-13 17:51:35,167 INFO L470 AbstractCegarLoop]: Abstraction has has 155 places, 132 transitions, 356 flow [2021-11-13 17:51:35,168 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 111.57142857142857) internal successors, (781), 7 states have internal predecessors, (781), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:51:35,168 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 17:51:35,168 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 17:51:35,186 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5c7e5d-e147-4cc9-af56-0554508c3625/bin/uautomizer-YU5uOKAj3y/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-13 17:51:35,385 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5c7e5d-e147-4cc9-af56-0554508c3625/bin/uautomizer-YU5uOKAj3y/mathsat -unsat_core_generation=3 [2021-11-13 17:51:35,385 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-11-13 17:51:35,386 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 17:51:35,386 INFO L85 PathProgramCache]: Analyzing trace with hash -549394736, now seen corresponding path program 1 times [2021-11-13 17:51:35,387 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-13 17:51:35,387 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [155203799] [2021-11-13 17:51:35,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 17:51:35,388 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 17:51:35,388 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5c7e5d-e147-4cc9-af56-0554508c3625/bin/uautomizer-YU5uOKAj3y/mathsat [2021-11-13 17:51:35,390 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5c7e5d-e147-4cc9-af56-0554508c3625/bin/uautomizer-YU5uOKAj3y/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 17:51:35,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5c7e5d-e147-4cc9-af56-0554508c3625/bin/uautomizer-YU5uOKAj3y/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-13 17:51:35,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:51:35,756 INFO L263 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 17:51:35,761 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 17:51:36,220 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 17:51:36,220 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 17:51:36,723 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 17:51:36,724 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-13 17:51:36,725 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [155203799] [2021-11-13 17:51:36,725 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [155203799] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 17:51:36,725 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 17:51:36,726 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8, 8] imperfect sequences [] total 11 [2021-11-13 17:51:36,726 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1559943292] [2021-11-13 17:51:36,726 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 17:51:36,728 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-13 17:51:36,728 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-13 17:51:36,729 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-13 17:51:36,730 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2021-11-13 17:51:36,733 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 109 out of 134 [2021-11-13 17:51:36,736 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 155 places, 132 transitions, 356 flow. Second operand has 11 states, 11 states have (on average 111.72727272727273) internal successors, (1229), 11 states have internal predecessors, (1229), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:51:36,737 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-13 17:51:36,737 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 109 of 134 [2021-11-13 17:51:36,737 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-13 17:51:37,609 INFO L129 PetriNetUnfolder]: 115/420 cut-off events. [2021-11-13 17:51:37,609 INFO L130 PetriNetUnfolder]: For 433/433 co-relation queries the response was YES. [2021-11-13 17:51:37,612 INFO L84 FinitePrefix]: Finished finitePrefix Result has 967 conditions, 420 events. 115/420 cut-off events. For 433/433 co-relation queries the response was YES. Maximal size of possible extension queue 24. Compared 1698 event pairs, 34 based on Foata normal form. 9/415 useless extension candidates. Maximal degree in co-relation 927. Up to 65 conditions per place. [2021-11-13 17:51:37,616 INFO L132 encePairwiseOnDemand]: 125/134 looper letters, 27 selfloop transitions, 12 changer transitions 35/168 dead transitions. [2021-11-13 17:51:37,616 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 158 places, 168 transitions, 657 flow [2021-11-13 17:51:37,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-13 17:51:37,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2021-11-13 17:51:37,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 1372 transitions. [2021-11-13 17:51:37,623 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8532338308457711 [2021-11-13 17:51:37,623 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 1372 transitions. [2021-11-13 17:51:37,623 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 1372 transitions. [2021-11-13 17:51:37,625 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 17:51:37,625 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 1372 transitions. [2021-11-13 17:51:37,631 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 114.33333333333333) internal successors, (1372), 12 states have internal predecessors, (1372), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:51:37,637 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 134.0) internal successors, (1742), 13 states have internal predecessors, (1742), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:51:37,639 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 134.0) internal successors, (1742), 13 states have internal predecessors, (1742), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:51:37,639 INFO L186 Difference]: Start difference. First operand has 155 places, 132 transitions, 356 flow. Second operand 12 states and 1372 transitions. [2021-11-13 17:51:37,639 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 158 places, 168 transitions, 657 flow [2021-11-13 17:51:37,648 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 151 places, 168 transitions, 571 flow, removed 38 selfloop flow, removed 7 redundant places. [2021-11-13 17:51:37,653 INFO L242 Difference]: Finished difference. Result has 157 places, 120 transitions, 342 flow [2021-11-13 17:51:37,654 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=134, PETRI_DIFFERENCE_MINUEND_FLOW=320, PETRI_DIFFERENCE_MINUEND_PLACES=140, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=132, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=12, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=120, PETRI_DIFFERENCE_SUBTRAHEND_STATES=12, PETRI_FLOW=342, PETRI_PLACES=157, PETRI_TRANSITIONS=120} [2021-11-13 17:51:37,655 INFO L334 CegarLoopForPetriNet]: 139 programPoint places, 18 predicate places. [2021-11-13 17:51:37,656 INFO L470 AbstractCegarLoop]: Abstraction has has 157 places, 120 transitions, 342 flow [2021-11-13 17:51:37,657 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 111.72727272727273) internal successors, (1229), 11 states have internal predecessors, (1229), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:51:37,657 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 17:51:37,657 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 17:51:37,682 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5c7e5d-e147-4cc9-af56-0554508c3625/bin/uautomizer-YU5uOKAj3y/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-13 17:51:37,881 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5c7e5d-e147-4cc9-af56-0554508c3625/bin/uautomizer-YU5uOKAj3y/mathsat -unsat_core_generation=3 [2021-11-13 17:51:37,881 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-11-13 17:51:37,882 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 17:51:37,882 INFO L85 PathProgramCache]: Analyzing trace with hash 1259665456, now seen corresponding path program 1 times [2021-11-13 17:51:37,883 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-13 17:51:37,884 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [129447032] [2021-11-13 17:51:37,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 17:51:37,884 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 17:51:37,884 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5c7e5d-e147-4cc9-af56-0554508c3625/bin/uautomizer-YU5uOKAj3y/mathsat [2021-11-13 17:51:37,888 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5c7e5d-e147-4cc9-af56-0554508c3625/bin/uautomizer-YU5uOKAj3y/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 17:51:37,890 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5c7e5d-e147-4cc9-af56-0554508c3625/bin/uautomizer-YU5uOKAj3y/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-13 17:51:38,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:51:38,206 INFO L263 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-13 17:51:38,211 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 17:51:38,566 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 17:51:38,566 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 17:51:39,053 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 17:51:39,053 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-13 17:51:39,053 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [129447032] [2021-11-13 17:51:39,054 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [129447032] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 17:51:39,054 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 17:51:39,054 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 12 [2021-11-13 17:51:39,055 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [411771096] [2021-11-13 17:51:39,055 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 17:51:39,056 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-13 17:51:39,056 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-13 17:51:39,057 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-13 17:51:39,057 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2021-11-13 17:51:39,060 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 108 out of 134 [2021-11-13 17:51:39,063 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 157 places, 120 transitions, 342 flow. Second operand has 12 states, 12 states have (on average 111.33333333333333) internal successors, (1336), 12 states have internal predecessors, (1336), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:51:39,063 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-13 17:51:39,063 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 108 of 134 [2021-11-13 17:51:39,063 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-13 17:51:40,076 INFO L129 PetriNetUnfolder]: 239/926 cut-off events. [2021-11-13 17:51:40,077 INFO L130 PetriNetUnfolder]: For 590/620 co-relation queries the response was YES. [2021-11-13 17:51:40,083 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2010 conditions, 926 events. 239/926 cut-off events. For 590/620 co-relation queries the response was YES. Maximal size of possible extension queue 72. Compared 6077 event pairs, 26 based on Foata normal form. 5/909 useless extension candidates. Maximal degree in co-relation 1926. Up to 105 conditions per place. [2021-11-13 17:51:40,086 INFO L132 encePairwiseOnDemand]: 125/134 looper letters, 21 selfloop transitions, 5 changer transitions 54/179 dead transitions. [2021-11-13 17:51:40,086 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 163 places, 179 transitions, 624 flow [2021-11-13 17:51:40,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-11-13 17:51:40,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23 states. [2021-11-13 17:51:40,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 2569 transitions. [2021-11-13 17:51:40,099 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8335496430889033 [2021-11-13 17:51:40,099 INFO L72 ComplementDD]: Start complementDD. Operand 23 states and 2569 transitions. [2021-11-13 17:51:40,099 INFO L73 IsDeterministic]: Start isDeterministic. Operand 23 states and 2569 transitions. [2021-11-13 17:51:40,102 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 17:51:40,102 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 23 states and 2569 transitions. [2021-11-13 17:51:40,112 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 24 states, 23 states have (on average 111.69565217391305) internal successors, (2569), 23 states have internal predecessors, (2569), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:51:40,122 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 24 states, 24 states have (on average 134.0) internal successors, (3216), 24 states have internal predecessors, (3216), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:51:40,125 INFO L81 ComplementDD]: Finished complementDD. Result has 24 states, 24 states have (on average 134.0) internal successors, (3216), 24 states have internal predecessors, (3216), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:51:40,125 INFO L186 Difference]: Start difference. First operand has 157 places, 120 transitions, 342 flow. Second operand 23 states and 2569 transitions. [2021-11-13 17:51:40,125 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 163 places, 179 transitions, 624 flow [2021-11-13 17:51:40,140 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 148 places, 179 transitions, 549 flow, removed 19 selfloop flow, removed 15 redundant places. [2021-11-13 17:51:40,145 INFO L242 Difference]: Finished difference. Result has 168 places, 120 transitions, 323 flow [2021-11-13 17:51:40,145 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=134, PETRI_DIFFERENCE_MINUEND_FLOW=267, PETRI_DIFFERENCE_MINUEND_PLACES=126, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=120, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=115, PETRI_DIFFERENCE_SUBTRAHEND_STATES=23, PETRI_FLOW=323, PETRI_PLACES=168, PETRI_TRANSITIONS=120} [2021-11-13 17:51:40,147 INFO L334 CegarLoopForPetriNet]: 139 programPoint places, 29 predicate places. [2021-11-13 17:51:40,148 INFO L470 AbstractCegarLoop]: Abstraction has has 168 places, 120 transitions, 323 flow [2021-11-13 17:51:40,149 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 111.33333333333333) internal successors, (1336), 12 states have internal predecessors, (1336), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:51:40,149 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 17:51:40,150 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 17:51:40,174 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5c7e5d-e147-4cc9-af56-0554508c3625/bin/uautomizer-YU5uOKAj3y/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-11-13 17:51:40,365 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5c7e5d-e147-4cc9-af56-0554508c3625/bin/uautomizer-YU5uOKAj3y/mathsat -unsat_core_generation=3 [2021-11-13 17:51:40,365 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-11-13 17:51:40,366 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 17:51:40,366 INFO L85 PathProgramCache]: Analyzing trace with hash -729827586, now seen corresponding path program 2 times [2021-11-13 17:51:40,367 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-13 17:51:40,367 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [240763683] [2021-11-13 17:51:40,367 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-13 17:51:40,368 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 17:51:40,368 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5c7e5d-e147-4cc9-af56-0554508c3625/bin/uautomizer-YU5uOKAj3y/mathsat [2021-11-13 17:51:40,369 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5c7e5d-e147-4cc9-af56-0554508c3625/bin/uautomizer-YU5uOKAj3y/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 17:51:40,371 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5c7e5d-e147-4cc9-af56-0554508c3625/bin/uautomizer-YU5uOKAj3y/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-13 17:51:40,662 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-13 17:51:40,662 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-13 17:51:40,678 INFO L263 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-13 17:51:40,682 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 17:51:41,094 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 17:51:41,094 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 17:51:41,522 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 17:51:41,522 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-13 17:51:41,523 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [240763683] [2021-11-13 17:51:41,523 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [240763683] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 17:51:41,523 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 17:51:41,524 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 12 [2021-11-13 17:51:41,524 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1568798715] [2021-11-13 17:51:41,524 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 17:51:41,525 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-13 17:51:41,525 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-13 17:51:41,526 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-13 17:51:41,527 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2021-11-13 17:51:41,530 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 108 out of 134 [2021-11-13 17:51:41,534 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 168 places, 120 transitions, 323 flow. Second operand has 12 states, 12 states have (on average 111.33333333333333) internal successors, (1336), 12 states have internal predecessors, (1336), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:51:41,535 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-13 17:51:41,535 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 108 of 134 [2021-11-13 17:51:41,535 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-13 17:51:42,006 INFO L129 PetriNetUnfolder]: 47/284 cut-off events. [2021-11-13 17:51:42,007 INFO L130 PetriNetUnfolder]: For 105/105 co-relation queries the response was YES. [2021-11-13 17:51:42,009 INFO L84 FinitePrefix]: Finished finitePrefix Result has 522 conditions, 284 events. 47/284 cut-off events. For 105/105 co-relation queries the response was YES. Maximal size of possible extension queue 20. Compared 861 event pairs, 15 based on Foata normal form. 1/280 useless extension candidates. Maximal degree in co-relation 491. Up to 36 conditions per place. [2021-11-13 17:51:42,011 INFO L132 encePairwiseOnDemand]: 125/134 looper letters, 19 selfloop transitions, 5 changer transitions 12/135 dead transitions. [2021-11-13 17:51:42,011 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 158 places, 135 transitions, 464 flow [2021-11-13 17:51:42,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 17:51:42,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-11-13 17:51:42,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1009 transitions. [2021-11-13 17:51:42,017 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8366500829187397 [2021-11-13 17:51:42,017 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1009 transitions. [2021-11-13 17:51:42,017 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1009 transitions. [2021-11-13 17:51:42,018 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 17:51:42,019 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1009 transitions. [2021-11-13 17:51:42,022 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 112.11111111111111) internal successors, (1009), 9 states have internal predecessors, (1009), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:51:42,027 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 134.0) internal successors, (1340), 10 states have internal predecessors, (1340), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:51:42,028 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 134.0) internal successors, (1340), 10 states have internal predecessors, (1340), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:51:42,029 INFO L186 Difference]: Start difference. First operand has 168 places, 120 transitions, 323 flow. Second operand 9 states and 1009 transitions. [2021-11-13 17:51:42,029 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 158 places, 135 transitions, 464 flow [2021-11-13 17:51:42,032 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 136 places, 135 transitions, 380 flow, removed 35 selfloop flow, removed 22 redundant places. [2021-11-13 17:51:42,035 INFO L242 Difference]: Finished difference. Result has 140 places, 120 transitions, 291 flow [2021-11-13 17:51:42,036 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=134, PETRI_DIFFERENCE_MINUEND_FLOW=273, PETRI_DIFFERENCE_MINUEND_PLACES=128, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=120, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=115, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=291, PETRI_PLACES=140, PETRI_TRANSITIONS=120} [2021-11-13 17:51:42,037 INFO L334 CegarLoopForPetriNet]: 139 programPoint places, 1 predicate places. [2021-11-13 17:51:42,038 INFO L470 AbstractCegarLoop]: Abstraction has has 140 places, 120 transitions, 291 flow [2021-11-13 17:51:42,039 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 111.33333333333333) internal successors, (1336), 12 states have internal predecessors, (1336), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:51:42,039 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 17:51:42,040 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 17:51:42,066 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5c7e5d-e147-4cc9-af56-0554508c3625/bin/uautomizer-YU5uOKAj3y/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-11-13 17:51:42,257 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5c7e5d-e147-4cc9-af56-0554508c3625/bin/uautomizer-YU5uOKAj3y/mathsat -unsat_core_generation=3 [2021-11-13 17:51:42,257 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-11-13 17:51:42,258 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 17:51:42,258 INFO L85 PathProgramCache]: Analyzing trace with hash 1766489596, now seen corresponding path program 3 times [2021-11-13 17:51:42,259 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-13 17:51:42,259 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2113747946] [2021-11-13 17:51:42,260 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-13 17:51:42,260 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 17:51:42,260 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5c7e5d-e147-4cc9-af56-0554508c3625/bin/uautomizer-YU5uOKAj3y/mathsat [2021-11-13 17:51:42,262 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5c7e5d-e147-4cc9-af56-0554508c3625/bin/uautomizer-YU5uOKAj3y/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 17:51:42,302 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5c7e5d-e147-4cc9-af56-0554508c3625/bin/uautomizer-YU5uOKAj3y/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-11-13 17:51:42,645 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2021-11-13 17:51:42,646 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-13 17:51:42,646 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 17:51:42,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 17:51:43,262 INFO L133 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2021-11-13 17:51:43,262 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-13 17:51:43,264 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (5 of 6 remaining) [2021-11-13 17:51:43,266 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err0ASSERT_VIOLATIONERROR_FUNCTION (4 of 6 remaining) [2021-11-13 17:51:43,267 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (3 of 6 remaining) [2021-11-13 17:51:43,267 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (2 of 6 remaining) [2021-11-13 17:51:43,267 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATION (1 of 6 remaining) [2021-11-13 17:51:43,268 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 6 remaining) [2021-11-13 17:51:43,294 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5c7e5d-e147-4cc9-af56-0554508c3625/bin/uautomizer-YU5uOKAj3y/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-11-13 17:51:43,493 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5c7e5d-e147-4cc9-af56-0554508c3625/bin/uautomizer-YU5uOKAj3y/mathsat -unsat_core_generation=3 [2021-11-13 17:51:43,498 INFO L732 BasicCegarLoop]: Path program histogram: [3, 1, 1, 1] [2021-11-13 17:51:43,504 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-11-13 17:51:43,505 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-13 17:51:43,750 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator.computeCurrectProc(InlinerBacktranslator.java:230) at de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator.translateProgramExecution(InlinerBacktranslator.java:203) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:216) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:225) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:225) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:225) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:206) at de.uni_freiburg.informatik.ultimate.core.lib.results.CounterExampleResult.getProgramExecutionAsString(CounterExampleResult.java:155) at de.uni_freiburg.informatik.ultimate.core.lib.results.CounterExampleResult.getLongDescription(CounterExampleResult.java:134) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ResultService.reportResult(ResultService.java:86) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopResultReporter.reportResult(CegarLoopResultReporter.java:141) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.reportLocationResults(TraceAbstractionStarter.java:586) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:181) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-13 17:51:43,756 INFO L158 Benchmark]: Toolchain (without parser) took 16547.22ms. Allocated memory was 58.7MB in the beginning and 148.9MB in the end (delta: 90.2MB). Free memory was 34.5MB in the beginning and 98.1MB in the end (delta: -63.6MB). Peak memory consumption was 92.3MB. Max. memory is 16.1GB. [2021-11-13 17:51:43,757 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 58.7MB. Free memory was 38.6MB in the beginning and 38.6MB in the end (delta: 40.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 17:51:43,760 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1129.95ms. Allocated memory was 58.7MB in the beginning and 83.9MB in the end (delta: 25.2MB). Free memory was 34.3MB in the beginning and 61.7MB in the end (delta: -27.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-13 17:51:43,760 INFO L158 Benchmark]: Boogie Procedure Inliner took 139.33ms. Allocated memory is still 83.9MB. Free memory was 61.7MB in the beginning and 58.9MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 17:51:43,767 INFO L158 Benchmark]: Boogie Preprocessor took 126.08ms. Allocated memory is still 83.9MB. Free memory was 58.9MB in the beginning and 56.2MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 17:51:43,772 INFO L158 Benchmark]: RCFGBuilder took 2118.18ms. Allocated memory was 83.9MB in the beginning and 102.8MB in the end (delta: 18.9MB). Free memory was 56.2MB in the beginning and 59.7MB in the end (delta: -3.6MB). Peak memory consumption was 29.9MB. Max. memory is 16.1GB. [2021-11-13 17:51:43,773 INFO L158 Benchmark]: TraceAbstraction took 13023.74ms. Allocated memory was 102.8MB in the beginning and 148.9MB in the end (delta: 46.1MB). Free memory was 59.0MB in the beginning and 98.1MB in the end (delta: -39.0MB). Peak memory consumption was 70.7MB. Max. memory is 16.1GB. [2021-11-13 17:51:43,779 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43ms. Allocated memory is still 58.7MB. Free memory was 38.6MB in the beginning and 38.6MB in the end (delta: 40.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1129.95ms. Allocated memory was 58.7MB in the beginning and 83.9MB in the end (delta: 25.2MB). Free memory was 34.3MB in the beginning and 61.7MB in the end (delta: -27.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 139.33ms. Allocated memory is still 83.9MB. Free memory was 61.7MB in the beginning and 58.9MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 126.08ms. Allocated memory is still 83.9MB. Free memory was 58.9MB in the beginning and 56.2MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 2118.18ms. Allocated memory was 83.9MB in the beginning and 102.8MB in the end (delta: 18.9MB). Free memory was 56.2MB in the beginning and 59.7MB in the end (delta: -3.6MB). Peak memory consumption was 29.9MB. Max. memory is 16.1GB. * TraceAbstraction took 13023.74ms. Allocated memory was 102.8MB in the beginning and 148.9MB in the end (delta: 46.1MB). Free memory was 59.0MB in the beginning and 98.1MB in the end (delta: -39.0MB). Peak memory consumption was 70.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: NullPointerException: null: de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator.computeCurrectProc(InlinerBacktranslator.java:230) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-13 17:51:43,849 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5c7e5d-e147-4cc9-af56-0554508c3625/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: NullPointerException: null